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Table of Contents

PART I: CURRENT STATE OF SAFETY IN THE CNC LATHE TOOL MANUFACTURING INDUSTRY

I. General Situation

The Ministry of Labour, Invalids and Social Affairs informs sectors and localities of the occupational accident situation in the first 6 months of 2024 and outlines key solutions to proactively prevent incidents and accidents in the last 6 months of 2024. According to reports from 61 out of 63 centrally governed provinces and cities, in the first 6 months of 2024, there were a total of 3,201 occupational accidents nationwide (a decrease of 227 cases, equivalent to 7.09% compared to the same period in 2023), resulting in 3,065 victims (a decrease of 197 people, equivalent to 6.04% compared to the first 6 months of 2023), including both employees under labor contracts and those working without labor contracts. Specifically:

Number of fatal occupational accidents: 320 cases, a decrease of 25 cases (7.25%) compared to the first 6 months of 2023 (including 245 cases in areas with labor relations, a decrease of 28 cases or 10.3%; and 75 cases in areas without labor contracts, an increase of 3 cases or 4.2% compared to the first 6 months of 2023);
Number of deaths due to occupational accidents: 346 people, a decrease of 7 people or 1.98% compared to the same period in 2023 (including 268 in areas with labor relations, a decrease of 13 people or 4.63%; and 78 in areas without labor contracts, an increase of 6 people or 8.33%).
Number of people seriously injured: 810 people, an increase of 26 people or 3.32% compared to the first 6 months of 2023 (including 710 in areas with labor relations, a decrease of 5 people or 0.7%; and 100 in areas without labor contracts, an increase of 31 people or 44.92%).

Download the PDF file Occupational Accident Report – First 6 Months of 2024 issued by the Ministry of Labour, Invalids and Social Affairs.

The occupational accident situation in the first 6 months of 2024 in both sectors with and without labor relations saw a decrease in the number of deaths and fatal accidents compared to the same period in 2023.

II. Some Occupational Accidents in CNC Lathe Tool Manufacturing Plants

In the CNC lathe tool manufacturing industry, ensuring occupational safety is extremely important. However, many serious accidents still occur due to a lack of attention to safety rules. Here are some typical examples:

Accidents from contact with a rotating lathe tool: Workers can be seriously injured if they do not comply with protective regulations or when equipment is not properly maintained.
Risk of getting caught in machinery: Some accidents occur when workers get caught in moving machine parts, leading to serious injuries or loss of limbs.
Risks from exposure to metal dust: Metal dust from the machining process can be harmful to the respiratory system if appropriate protective equipment is not used.
Injuries from electrical incidents: Electrical incidents, such as electrical leaks or short circuits, can lead to electric shock or explosions.

These accidents highlight the importance of adhering to safety measures and regularly updating workers’ skills. To minimize risks, factories need to implement strict safety procedures and ensure all employees are fully trained.

PART II: OCCUPATIONAL SAFETY AND HEALTH WHEN WORKING IN A CNC LATHE TOOL MANUFACTURING PLANT

I. Occupational Safety and Health for Rough Turning Staff

1. Job Characteristics of Rough Turning

Rough turning is an important stage in the CNC lathe tool manufacturing process, aimed at creating the basic shape of the product according to the design. In this phase, a CNC lathe is used to machine the rough surfaces of the tool, with the goal of creating the basic form of the product before performing subsequent finishing operations.

The rough turning process begins by mounting the raw material, usually steel or alloy bars larger than the final tool size, into the lathe. The CNC lathe will then perform cutting operations at high speed and precision, helping to remove excess material and form the basic contours of the tool.

In this stage, factors such as cutting speed, depth of cut, and the rotational speed of the workpiece are precisely adjusted to ensure machining efficiency and to prevent the material from overheating or deforming. Rough turning not only helps create the basic shape but also plays a crucial role in reducing the time and effort required for the subsequent finishing stages. To achieve the highest efficiency, workers must have in-depth knowledge of the machinery, CNC programming techniques, and a clear understanding of the design requirements for each product.

2. Types of Occupational Accidents during Rough Turning

During the rough turning process with a CNC lathe, the risk of occupational accidents can occur if safety regulations are not followed. One of the common accidents is getting caught in the machinery. In this case, body parts can be drawn into the rotating or cutting components, leading to serious injuries such as broken arms or legs. This incident is often caused by a lack of concentration, not using protective equipment, or incorrect operation.

Additionally, incidents involving heat and sparks from the cutting process can cause burns or injuries from contact with hot materials. CNC lathes operate at high speeds, generating significant heat, and without a proper cooling or protection system, the risk of burns or explosions is very high.

Finally, dust and metal debris generated from the machining process can be harmful to the respiratory system or cause eye injuries if not adequately protected. Not wearing safety glasses or dust masks can lead to serious health problems. Therefore, implementing safety measures, regular equipment maintenance, and training workers on techniques and safety rules are essential to minimize these risks.

3. Causes of Occupational Accidents during Rough Turning

Occupational accidents during the rough turning process with a CNC lathe often stem from various causes, mostly related to a failure to follow safety measures or carelessness in operation. One of the main causes is inaccuracy in machine setup and operation. When the machinery is not set up correctly or the machining parameters are not adjusted accurately, it can lead to incidents such as the cutting tool being ejected or the material getting stuck, posing a danger to workers.

In addition, a lack of attention to regular maintenance and inspection is also a significant factor. Machinery that is not properly maintained can experience mechanical issues, such as bearing failure or oil leaks, leading to the risk of accidents during the machining process.

Metal dust and debris generated from the rough turning process can also be a cause of accidents if not well-controlled. They can fly into the eyes or respiratory tract of workers if personal protective equipment is not used. Finally, failure to follow safety procedures or a lack of appropriate training also contributes to an increased risk of accidents, as workers are not equipped with enough knowledge to identify and handle dangerous situations. To minimize risks, strict adherence to safety regulations, performing regular maintenance, and providing full training are crucial.

4. Measures to Prevent Occupational Accidents during Rough Turning

To minimize the risk of occupational accidents during the rough turning process with a CNC lathe, implementing preventive measures is very important. First of all, workers need to be fully trained on the machinery operating procedures and safety regulations. A deep understanding of the machine’s functions, necessary operations, and how to handle incidents will help minimize potential accidents.

Regular maintenance and inspection of machinery are indispensable. CNC lathes must be checked frequently to ensure they operate correctly and show no signs of damage. Timely maintenance helps to detect and fix mechanical problems early, reducing the risk of accidents.

Using personal protective equipment is another important measure. Workers need to wear safety glasses, cut-resistant gloves, and dust masks to protect their eyes, hands, and respiratory system from metal dust and debris generated during the machining process. The dust collection and cooling systems also need to be maintained effectively to reduce dust and heat from the cutting process.

Finally, it is necessary to strictly adhere to safety procedures, including not interfering with the machinery while it is operating and ensuring no foreign elements enter the work area. Implementing these measures not only protects the health and safety of workers but also improves production efficiency.

5. Occupational Safety Regulations for Rough Turning

When performing the rough turning stage using a CNC lathe, adhering to occupational safety regulations is essential to protect workers from potential risks. First, workers must be properly trained on machinery operating procedures and safety measures. This includes understanding how the machine works, how to program and operate it correctly, and how to handle emergency situations.

All CNC lathes must be regularly inspected and maintained to ensure they operate correctly and show no signs of damage. Maintenance includes checking mechanical parts, the electrical system, and safety devices such as guards and sensors. Workers must also use full personal protective equipment, including safety glasses, cut-resistant gloves, and masks to protect against metal dust and debris generated during machining.

In addition, safety regulations require maintaining a clean and tidy work area, without leaving excess materials or unnecessary tools in the work area. Workers are not allowed to interfere with the machinery while it is operating and must ensure that all protective devices, such as safety guards and interlocks, are installed and functioning fully. Adhering to these regulations helps minimize the risk of accidents and ensures a safe working environment for everyone.

6. Handling Emergency Occupational Accident Situations during Rough Turning

When an occupational accident occurs during the rough turning process with a CNC lathe, quick and effective handling is crucial to minimize damage and protect the health of the workers. As soon as an incident is detected, the first step is to immediately stop the machinery to prevent the situation from worsening and to ensure there are no further risks. Workers must use the emergency alarm system to notify colleagues and the rescue team.

Next, it is necessary to check the victim’s condition and perform basic first aid steps. If there are serious injuries, such as deep cuts or burns, initial first aid must be performed quickly, including cleaning the wound and applying bandages. In case of suspected serious injury, emergency medical services should be called immediately for professional care.

After handling the emergency situation, reporting the incident to the management department and relevant authorities is very important. This not only helps to investigate the cause of the accident but also supports the improvement of safety measures in the future. At the same time, organize a meeting to evaluate the incident and review safety procedures to prevent similar accidents in the future. Implementing these steps not only helps protect workers but also enhances the occupational safety culture throughout the factory.

II. Occupational Safety and Health for Drilling and Milling Staff

1. Job Characteristics of Drilling and Milling

Drilling and milling are important stages in the mechanical machining process, playing an essential role in accurately shaping the necessary holes and grooves on the product. In the drilling stage, a drilling machine is used to create holes with specific diameters and depths according to design requirements. This process requires high precision to ensure the holes are drilled in the correct position and size, avoiding errors that could affect the function of the final product.

Milling, on the other hand, is the stage used to machine grooves, flat surfaces, or complex shapes. The milling machine performs cutting by rotating a milling cutter to create precise details on the product’s surface. A prominent feature of milling is the ability to create diverse shapes and complex details, requiring high technical skill and precise adjustment of parameters such as cutting speed and depth.

Both drilling and milling require a high degree of concentration and precise machine adjustment skills. Correct technique and thorough inspection in each stage help ensure the product meets quality standards and design requirements. Furthermore, regular maintenance and calibration of the machinery are necessary to maintain performance and accuracy throughout the machining process.

2. Types of Occupational Accidents during Drilling and Milling

During the drilling and milling process, workers can face many types of serious occupational accidents if proper safety measures are not implemented. One of the common accidents is being pulled into the machinery. This can happen when a worker’s hand or clothing gets caught in the rotating parts of the drilling or milling machine, leading to severe injuries such as broken bones or severed hands.

Other common accidents include cuts and burns from contact with cutting tools or the hot surfaces of the machinery. When the machine operates at high speed, metal debris and dust can fly out and cause burns or eye injuries if not adequately protected. This incident is often due to a lack of personal protective equipment or not using the correct safety procedure.

In addition, temperature-related incidents can also occur. The heat generated during drilling and milling can damage the cutting tools and create sparks, posing a risk of fire or burns to workers. The lack of an effective cooling system or failure to control the machine’s temperature can increase this risk.

To minimize these accidents, workers need to be fully trained on safety procedures, use personal protective equipment, and ensure the machinery is regularly maintained and inspected. This helps to ensure a safe working environment and minimize risks in the drilling and milling stages.

3. Causes of Occupational Accidents during Drilling and Milling

Occupational accidents during the drilling and milling process often stem from various causes, mainly related to improper operation or a lack of safety measures. A major cause is the incorrect setup of the machinery. When a drilling or milling machine is not adjusted correctly, it can lead to the cutting tool or drill bit breaking or becoming misaligned, causing an overload situation and leading to accidents such as being pulled into the machine.

A lack of regular maintenance and inspection is also a significant factor. If the machinery is not regularly maintained, parts such as the cutting tools can become worn or damaged, increasing the risk of accidents due to machinery failure. These mechanical failures can create sharp metal debris, causing injury to workers.

In addition, the lack of personal protective equipment or failure to implement necessary safety measures also contributes to an increased risk of accidents. Not wearing safety glasses, gloves, or other protective equipment can make workers vulnerable to injuries from metal dust, debris, or sparks generated during the drilling and milling process.

Finally, a lack of understanding or inadequate training on the machinery’s operating procedure can also lead to accidents. Workers who are not properly trained on the procedure and safety measures may not recognize the risks or know how to handle an emergency. To reduce the risk of accidents, it is necessary to ensure the machinery is properly maintained, full protective equipment is used, and workers are trained on occupational safety regulations.

4. Measures to Prevent Occupational Accidents during Drilling and Milling

To prevent occupational accidents during the drilling and milling process, implementing safety measures is very important. First, workers need to be thoroughly trained on the machinery operating procedure and related safety measures. Full training helps workers understand how to use drilling and milling machines safely, as well as to identify and handle dangerous situations.

Regular maintenance and inspection of machinery are indispensable. Drilling and milling machines need to be checked frequently to ensure the parts are working well and show no signs of damage. This maintenance helps to detect mechanical problems early, such as worn cutting tools or loose parts, thereby minimizing the risk of accidents due to machinery failure.

Using personal protective equipment is another important measure. Workers need to wear safety glasses, cut-resistant gloves, and masks to protect their eyes, hands, and respiratory system from metal dust and debris generated during the machining process. The dust collection and cooling systems also need to operate effectively to reduce dust and heat generated from the drilling and milling process.

Finally, maintaining a clean and tidy work area also helps to minimize the risk of accidents. Do not leave excess materials or unnecessary tools in the work area to limit the risk of tripping and to create a safer working environment. By implementing these measures, the risk of occupational accidents during the drilling and milling process can be effectively reduced.

5. Occupational Safety Regulations for Drilling and Milling

To ensure safety during the drilling and milling process, occupational safety regulations must be strictly followed. First of all, workers must be professionally trained on the machinery operating procedure and necessary safety measures. A clear understanding of the function and use of drilling and milling machines will help workers minimize the risk of accidents.

All machinery used in drilling and milling needs to be regularly inspected and maintained to ensure they operate effectively and safely. The machinery must be adjusted accurately to avoid overload or damage, which not only protects the equipment but also ensures the safety of workers.

Personal protective equipment is an essential factor. Workers must wear safety glasses to protect their eyes from metal dust and debris, cut-resistant gloves to protect their hands, and masks to avoid inhaling dust. The dust collection and cooling systems must also be well-maintained to reduce dust and heat generated during the machining process.

The work area must be kept clean and tidy. Unnecessary tools and materials should not be left in the work area to reduce the risk of tripping or obstructing the work process. In addition, workers are not allowed to interfere with the machinery while it is operating and must ensure that all protective devices, such as safety guards and interlocks, are installed and operating correctly. Adhering to these regulations helps ensure a safe and effective working environment for everyone.

6. Handling Emergency Occupational Accident Situations during Drilling and Milling

When an occupational accident occurs during the drilling and milling process, quick and accurate handling is extremely important to minimize damage and protect the health of workers. As soon as an incident is detected, the first step is to immediately stop the related machinery to prevent the situation from worsening and to avoid further risks. Using the emergency alarm system to notify colleagues and the medical team in the factory about the incident is necessary to ensure everyone is aware and can provide timely support.

After stopping the machine, it is necessary to quickly check the victim’s condition. If the victim has a bleeding wound or a serious injury, first aid should be administered on the spot, such as stopping the bleeding or bandaging the wound. In case of being trapped in the machinery or a serious injury, do not move the victim on your own but wait for the assistance of a professional rescue team to avoid causing further injury.

At the same time, reporting the incident to the authorities and the management department is very important. This not only helps to investigate the cause of the accident but also supports the improvement of safety measures in the future. Finally, organizing a meeting to evaluate the incident to learn from experience and update safety procedures helps prevent similar accidents in the future. These steps ensure that the incident is handled effectively and the work environment is continuously improved.

III. Occupational Safety and Health for Finish Turning Staff

1. Job Characteristics of Finish Turning

Finish turning is the final machining stage in the tool manufacturing process, aimed at achieving high precision and finalizing the dimensions and shape of the product. In this process, a CNC lathe is used to perform finishing work, ensuring that every detail of the tool meets strict technical specifications.

Unlike rough turning, where the goal is to create a basic shape and machine rough surfaces, finish turning requires extremely high precision. The lathe tools must operate at high speeds and with very precise cutting parameters to ensure a smooth surface finish and accurate dimensions. This process often includes continuous inspection and adjustment of the machinery to achieve the final size and shape requirements of the tool.

Finish turning work also requires a high degree of attention and technical skill from the operator. Accurate inspection and adjustment of the lathe’s parameters are extremely important to avoid errors, as any small mistake can greatly affect the quality of the final product. In addition, maintaining the stability of the machinery and cutting tools is necessary to ensure performance and quality throughout the entire machining process.

2. Types of Occupational Accidents during Finish Turning

During the finish turning process, when machining tool details with high precision, workers can encounter several types of serious occupational accidents if safety measures are not followed. One common accident is being pulled into the machinery. This often happens when a worker’s clothing, necklace, or hair gets caught in the rotating parts of the lathe, leading to serious injuries. This incident can occur due to a lack of concentration or failure to implement proper protective measures.

Other accidents are related to contact with sharp cutting tools. During finish turning, the cutting tool often operates at high speed, and if not careful, workers can be cut or injured by direct contact with the cutting tool or flying debris. These cuts and injuries can be serious if not treated promptly.

In addition, working with machinery at high speeds can generate high temperatures and metal debris. This debris can cause burns or eye injuries if not properly protected. An ineffective cooling system can also lead to the machinery overheating, creating a risk of fire or other incidents.

Finally, a lack of regular inspection and maintenance of the machinery can lead to mechanical failures, posing a risk of unexpected accidents. Therefore, maintaining safety measures, using protective equipment, and regularly maintaining the machinery are crucial to minimizing the risk of accidents during the finish turning process.

3. Causes of Occupational Accidents during Finish Turning

Occupational accidents during the finish turning process often stem from several main causes, related to machining details with high precision. A common cause is machinery failure, such as malfunctions or errors during operation. CNC lathes operate at high speeds and require absolute precision; any malfunction, such as a worn cutting tool or an unstable machine structure, can lead to accidents.

A lack of attention and adequate training is also a major cause. Workers who are not properly trained on the procedures and safety measures can easily make mistakes in operating the machinery. These mistakes can lead to unsafe operation, for example, by allowing mechanical parts to move close to the hands or body.

Non-compliance with safety rules and a lack of personal protective equipment also contribute to the risk of accidents. For example, not using safety glasses, cut-resistant gloves, or protective clothing can increase the risk of injury from contact with flying debris or the sharp parts of the machinery.

Finally, working in an environment that is not properly maintained and cleaned is also a cause of accidents. Metal debris and dirt can reduce the efficiency of the machinery and cause unwanted incidents. Ensuring regular maintenance and keeping the work environment clean are essential to minimizing the risk of occupational accidents during the finish turning process.

4. Measures to Prevent Occupational Accidents during Finish Turning

To prevent occupational accidents when performing finish turning work, adhering to safety measures is extremely important. First, workers need to be properly trained on the finish turning process and related safety measures. Solid knowledge of how to operate the machinery and identify potential risks will help them perform the work safely and efficiently.

Ensuring the machinery is regularly maintained and inspected is also an important measure. This helps to detect and repair technical issues in a timely manner, avoiding unstable or malfunctioning machinery during work. Personal protective equipment such as safety glasses, cut-resistant gloves, and protective clothing must be fully used to protect workers from debris and the risk of injury from the cutting tool.

The work environment must also be kept clean and tidy. Removing debris and metal dust will reduce the risk of slipping and damaging the machinery. Workers need to follow the rule of not interfering with the machinery while it is operating and only making adjustments when the machine is completely stopped.

Finally, establishing and implementing a safety procedure for emergencies is necessary. Workers should know how to handle incidents quickly and efficiently, from stopping the machine to providing first aid, to minimize damage and ensure the safety of everyone in the work area.

5. Occupational Safety Regulations for Finish Turning

When performing finish turning work, occupational safety regulations play an essential role in protecting workers and ensuring work efficiency. One of the important regulations is that workers must be fully trained on the finish turning process and how to operate the machinery safely. This includes a clear understanding of potential risks and how to prevent them.

Machinery and equipment must be regularly maintained and inspected to ensure they operate stably and safely. The regulation requires workers not to interfere with the machinery while it is operating, and only to make adjustments or perform maintenance when the machine is completely stopped. Ensure that all personal protective equipment, such as safety glasses, cut-resistant gloves, and protective clothing, is used correctly and is always in good condition.

In addition, the work process must adhere to safety principles such as not allowing body parts to come into close contact with the rotating parts of the machinery. The work environment also needs to be kept clean and tidy to avoid metal debris and dirt causing slips or affecting the performance of the machinery.

Finally, the regulations require a clear emergency response procedure, including basic first aid steps and prompt incident reporting to ensure the safety of workers and minimize damage in case of an accident.

Complete tests at occupational safety centers to obtain an occupational safety certificate. This will ensure that workers understand safety knowledge and have valid certification for employment.

6. Handling Emergency Occupational Accident Situations during Finish Turning

When an occupational accident occurs during the finish turning process, timely and effective emergency handling is extremely important to minimize damage and ensure the safety of the victim. As soon as an accident is detected, the first step is to immediately stop the machinery to prevent the hazardous situation from continuing. This helps to prevent further injuries and protect the remaining workers in the area.

After the machinery has stopped, it is necessary to quickly determine the severity of the injury. For minor injuries such as cuts or scratches, workers should be given first aid on the spot by cleaning the wound and bandaging it to prevent infection. For more serious injuries, such as broken bones or deep cuts, emergency medical services should be called immediately and the victim taken to the nearest medical facility for specialized treatment.

While waiting for medical help, it is very important to notify management and relevant departments. They need to be informed of the incident to investigate the cause and take preventive measures to prevent similar accidents in the future. At the same time, documenting the incident and the handling steps also helps to improve the occupational safety process and enhance preparedness for future emergencies.

Handling emergency situations quickly and accurately not only protects the health of workers but also helps to maintain safety and efficiency throughout the entire production process.

IV. Occupational Safety and Health for Grinding and Polishing Staff

1. Job Characteristics of Grinding and Polishing

In the tool manufacturing process, the grinding and polishing work plays an important role in ensuring the tool achieves the best sharpness and surface finish. Grinding the cutting surfaces is a necessary stage to create sharp edges, helping the tool to operate effectively in various cutting applications. This process is usually performed by specialized grinding machines, where the tool is brought into contact with a grinding stone or other grinding material, which helps to remove rough surfaces and shape sharp edges.

After the grinding stage, polishing is the next step to finish the tool’s surface, helping to enhance durability and create a shiny finish for the product. The polishing work often uses polishing discs or fine grinding materials to remove scratches and create a smooth finish. This process not only enhances the aesthetic value of the tool but also helps to reduce friction and improve corrosion resistance.

The characteristics of grinding and polishing work require high precision and exquisite craftsmanship, as any error in this process can affect the quality and performance of the tool. Workers need to work with a high degree of concentration and perform regular checks to ensure all stages are carried out correctly, resulting in a final product that meets the required quality standards.

2. Types of Occupational Accidents during Grinding and Polishing

During the process of grinding and polishing tools, many types of occupational accidents can occur if safety measures are not strictly followed. A common type of accident is cuts or scratches from direct contact with the sharp cutting surfaces of the tool or grinding tool. A strong impact with the grinding equipment can cause serious injuries, especially when workers do not use the correct personal protective equipment.

In addition, debris and metal dust from the grinding process can cause eye or respiratory injuries if there are not enough protective measures. Small debris flying out from the grinding machine or polishing material can damage the eyes or respiratory tract, leading to serious health problems if not treated promptly.

Machinery failure is also a potential risk. Grinding and polishing machines operate at high speeds, and any malfunction in their mechanism can cause an accident. For example, the failure of a grinding disc or polishing wheel can lead to fragments flying off, which is dangerous for workers.

Finally, accidents related to slipping or falling can also occur in a work environment that is not kept clean and tidy. Metal debris and liquids from the grinding process can increase the risk of slipping, causing injuries to workers. To minimize these risks, adhering to safety procedures and using personal protective equipment are essential.

3. Causes of Occupational Accidents during Grinding and Polishing

Occupational accidents during the grinding and polishing process often stem from several main causes related to non-compliance with safety procedures and a lack of proper equipment use. A major cause is the improper use of grinding and polishing machines or their lack of regular maintenance. These machines operate at high speeds, and if not checked regularly, they can malfunction or break down, leading to incidents or accidents.

Another important factor is the lack of personal protective equipment or the use of unsuitable protective equipment. For example, if workers do not wear safety glasses, metal dust and debris from the grinding process can cause eye injuries. Similarly, not using cut-resistant gloves can lead to serious injuries when in contact with the sharp surfaces of the tool or grinding tool.

A lack of care while working, such as not keeping the work area clean and tidy, can also lead to accidents. Metal debris and liquids from the grinding process can increase the risk of slipping, causing injuries to workers. In addition, a lack of attention to following safety procedures and not adhering to the machine’s user manual also contribute to the risk of accidents.

In summary, occupational accidents during the grinding and polishing process often occur due to a combination of factors such as unmaintained equipment, lack of personal protective equipment, and negligence in following safety procedures. Paying attention to these factors and strictly adhering to safety regulations are necessary to reduce the risk of accidents.

4. Measures to Prevent Occupational Accidents during Grinding and Polishing

To minimize occupational accidents during the grinding and polishing process, implementing preventive measures is very important. First, workers need to be properly trained on safe work procedures and how to use machinery correctly. An understanding of the risks and correct work techniques will help to reduce the risk of accidents.

Using full personal protective equipment is a mandatory requirement. Safety glasses help protect the eyes from metal dust and debris, while cut-resistant gloves protect the hands from injuries. In addition, wearing protective clothing and safety shoes is also very important to minimize injuries from debris or slips and falls.

Ensuring that the machinery is regularly maintained and inspected is also an important part of preventing accidents. Grinding and polishing tools need to be checked to ensure there are no malfunctions or damage that could cause an incident during use.

Keeping the work area always clean and tidy is another measure to prevent accidents. Debris and liquids from the grinding process can increase the risk of slipping, so immediate cleanup of waste and liquids is necessary.

Finally, adhering to safety procedures and using equipment correctly will contribute to creating a safer working environment. The combination of these measures will help to reduce the risk of accidents and ensure that the grinding and polishing work is performed safely and efficiently.

Complete an occupational safety and health training course to be issued an occupational safety card by the occupational safety training center to complete your work file in accordance with regulations.

5. Occupational Safety Regulations for Grinding and Polishing

When performing grinding and polishing stages, adhering to occupational safety regulations is extremely important to ensure the safety of workers and maintain work efficiency. First, workers need to be fully trained on grinding and polishing techniques as well as procedures for using machinery safely. A clear understanding of the risks and work procedures will help to minimize unwanted incidents.

All workers must use full personal protective equipment, including safety glasses to protect their eyes from metal dust and debris, cut-resistant gloves to protect their hands, and protective clothing to avoid injuries from debris or liquids. In particular, grinding and polishing machines need to be regularly inspected and maintained to ensure they operate well and do not pose a danger to users.

The work area must also be kept clean and tidy, with immediate cleanup of debris and liquids to avoid slipping. Implementing these measures not only ensures the safety of workers but also helps to improve work efficiency and product quality.

In addition, compliance with machinery operation and occupational safety regulations must be regularly and strictly checked. These regulations are aimed at protecting the health and safety of workers, while maintaining a safe and effective working environment.

6. Handling Emergency Occupational Accident Situations during Grinding and Polishing

When an occupational accident occurs during the grinding and polishing process, handling the emergency situation quickly and accurately is very important to limit serious consequences. First of all, workers must immediately stop the machinery and notify the manager or person in charge of the incident. Immediately after, the injured person should be given first aid on the spot or taken to the nearest medical facility depending on the severity of the injury.

If injured by metal debris or dust, cleaning the wound and bandaging it in a timely manner is necessary to avoid infection. In case of serious bleeding, apply a pressure bandage to stop the bleeding and do not move the victim too much.

At the same time, it is important to investigate the cause of the accident to prevent similar incidents in the future. Identify the contributing factors to the accident, such as machinery failure, operational error, or lack of protective equipment, and implement measures to improve the work process and occupational safety.

Finally, notifying the authorities of the accident and making a detailed report will help in handling and investigating the incident, as well as improving preventive and protective measures in the future. Ensuring that all workers are trained on emergency handling procedures will contribute to creating a safer working environment.

V. Occupational Safety and Health for Heat Treatment Staff

1. Job Characteristics of Heat Treatment

During the heat treatment process, the tool is heated and cooled according to a thermal procedure to enhance the hardness and durability of the product. This work requires a precise and careful process to achieve the desired mechanical properties for the tool. First, the tool is placed in a furnace to be heated to a certain temperature, usually between 800°C and 1100°C, depending on the type of steel and the technical requirements of the tool. This high temperature helps the steel to become softer, allowing manufacturers to manipulate it easily during the machining process.

After reaching the required temperature, the tool is rapidly cooled through methods such as oil or water quenching. This process, called quenching, causes the tool to quickly return to a hard state, enhancing its wear resistance and extending its lifespan.

Throughout the heat treatment process, controlling the temperature and time is very important to ensure the tool achieves the desired mechanical properties without causing problems such as cracking or deformation. The precision in performing the heat treatment process not only affects the performance of the tool but also ensures safety and efficiency in practical applications.

2. Types of Occupational Accidents during Heat Treatment

During the heat treatment process, many types of occupational accidents can occur due to the specific work environment and the intervention of hazardous factors. One common accident is burns from direct contact with high temperatures. When working with a furnace or a still-hot tool, workers can get burned if they do not use appropriate protective equipment or do not follow safety procedures.

Other accidents include incidents with cooling equipment, such as cracking or breaking during rapid cooling, which can lead to the risk of flying fragments or injuries from contact with cooling liquids like oil or water. In addition, respiratory problems can occur from inhaling smoke or hot vapors from the furnace if the ventilation system is not effective enough.

In addition, transporting hot tools also poses risks, such as being dropped or slipping, which can lead to serious injuries. Therefore, workers need to be fully trained on safety procedures and use personal protective equipment to minimize the risk of accidents. Adhering to safety regulations and controlling risks during the heat treatment process is key to protecting health and occupational safety.

3. Causes of Occupational Accidents during Heat Treatment

Occupational accidents during the heat treatment process often occur due to a combination of many hazardous factors. A major cause is direct contact with high temperatures. When working with furnaces or heating equipment, if workers do not use full protective gear or do not follow safety procedures, they are susceptible to burns or heat-related injuries.

Equipment failure is also a common cause. Technical failures in the furnace, cooling system, or related equipment can lead to the equipment breaking down or malfunctioning, posing a risk of explosion or leakage of hot liquids.

Furthermore, a lack of regular maintenance and equipment inspection can lead to hazardous factors not being detected and corrected in a timely manner.

Workers can also encounter accidents due to incorrect operations or a lack of attention during work. For example, moving hot tools or handling cooling liquids without appropriate preventive measures can lead to serious accidents.

To reduce the risk, training workers on safety procedures and maintaining equipment properly are crucial. This helps to raise awareness of the risks and ensure that all safety measures are implemented correctly.

4. Measures to Prevent Occupational Accidents during Heat Treatment

To prevent occupational accidents during the heat treatment process, applying safety measures is very important. First, workers need to be fully trained on safe work procedures and the use of personal protective equipment, such as heat-resistant gloves, safety glasses, and protective clothing. This helps protect them from the risk of burns or exposure to high temperatures.

Equipment and machinery must be regularly maintained and inspected to ensure efficient operation and early detection of technical issues. The ventilation system must be well-maintained to reduce the risk of inhaling smoke or hot vapors from the furnace.

The heating and cooling process must also be carried out according to a standard procedure, with clear and regulated steps. Workers should use support tools to move and handle hot tools, instead of using bare hands, and avoid hasty or inattentive actions.

Finally, establishing specific safety rules and regularly checking their implementation will help create a safe working environment, reduce the risk of accidents, and protect the health of workers. These preventive measures not only ensure occupational safety but also improve production efficiency.

5. Occupational Safety Regulations for Heat Treatment

When performing heat treatment, adhering to occupational safety regulations is essential to ensure the safety of workers and protect the work environment. First, workers must be fully trained on safe work procedures and how to use personal protective equipment such as heat-resistant gloves, safety glasses, and safety shoes to prevent burns and injuries.

Heat treatment equipment such as furnaces and cooling systems must be regularly inspected and maintained to ensure stable and safe operation. It is necessary to establish procedures for checking the quality of the equipment before operation and immediately reporting any detected incidents.

The ventilation system must be installed and well-maintained to remove smoke and hot vapors, reducing the risk of harm to workers’ health. During operations with hot materials, workers must follow the correct procedure and use support tools for movement, avoiding direct contact with hot surfaces or cooling liquids.

In addition, the work area needs to be scientifically organized, clean, and free of unnecessary items near the heat treatment equipment. The occupational safety regulations must be strictly implemented and regularly checked to ensure a safe and effective work environment.

6. Handling Emergency Occupational Accident Situations during Heat Treatment

When an occupational accident occurs during the heat treatment process, reacting quickly and correctly is extremely important to minimize consequences. First, workers must immediately stop all activities and cut off the power to the equipment involved in the incident to prevent the risk of fire or further accidents.

If someone is injured, especially with burns, basic first aid steps must be taken, such as cooling the burn with clean water and avoiding touching the burn with bare hands. Take the victim to the nearest medical facility immediately to receive professional medical care.

In case of an equipment incident, such as a leak of hot liquid or equipment failure, immediately notify the technical department for inspection and repair. At the same time, workers need to leave the hazardous area and ensure no one else is affected.

Handling emergencies also includes implementing preventive measures after the incident to ensure a similar situation does not happen in the future. This includes reviewing the work process, assessing risks, and enhancing training for workers on emergency situations. Incidents and responses should be fully documented to improve the safety process and prevent accidents in the future.

VI. Occupational Safety and Health for Assembly Staff

1. Job Characteristics of Assembly

The assembly work in a CNC lathe tool manufacturing plant is an important stage to complete the product. In this process, the parts of the tool, which may include the blade, handle, and other parts, are combined precisely to form the complete product. A prominent feature of the assembly work is the requirement for meticulousness and high precision, as any small error can affect the performance and quality of the final tool.

Assembly workers need to follow detailed technical instructions and use specialized tools to ensure the parts are securely and correctly connected. They also need to thoroughly check the joints and mechanical parts to ensure that all parts operate smoothly and without errors.

During the assembly process, good coordination between parts and attention to every detail are very important to ensure the product meets the highest quality standards. Maintaining a clean and organized work environment also plays an important role in improving assembly efficiency and reducing errors.

2. Types of Occupational Accidents during Assembly

During the assembly of tool parts, workers can encounter several types of occupational accidents due to technical failures or a lack of attention. One common accident is being cut or stabbed by sharp blades when handling incompletely assembled parts. These injuries can occur when workers do not use full protective equipment or when parts break or fall during the assembly process.

In addition, accidents due to failures with tools and equipment can also occur. For example, malfunctioning electric or pneumatic tools can cause injuries or equipment damage if not properly maintained. Errors in assembling parts can lead to problems with the tool’s mechanism, increasing the risk of accidents during product use.

Failure to follow safety procedures or a lack of attention in the assembly work can lead to serious accidents, affecting not only the health of workers but also the quality of the final product. Therefore, maintaining safety standards and regularly checking tools are very important to prevent occupational accidents during the assembly process.

3. Causes of Occupational Accidents during Assembly

Occupational accidents during the tool assembly process can stem from various causes, mainly related to a lack of care, non-standard equipment, or unsafe working conditions. A common cause is workers not following safety procedures, leading to the handling of sharp tool parts without using the necessary protective equipment. A lack of care in connecting parts or using unsuitable tools can also cause accidents.

Assembly equipment or tools that are not properly maintained can malfunction or have incidents during work, creating a risk of accidents. For example, faulty electric or pneumatic tools can operate unstably, leading to accidents for workers. In addition, an improperly organized work environment, such as a cramped or unclean workspace, also contributes to an increased risk of accidents. A lack of training or understanding of the assembly process is also a significant cause, leading to errors and incidents in the work process.

To reduce the risk of accidents, it is necessary to ensure that all workers are fully trained, equipment and tools are properly maintained, and the work process is carried out according to safety standards.

4. Measures to Prevent Occupational Accidents during Assembly

To prevent occupational accidents during the tool assembly process, adhering to safety measures is extremely important. First of all, workers need to be properly trained on the assembly process and personal protective measures. The full use of protective equipment such as gloves, safety glasses, and masks is necessary to minimize the risk of injury from sharp parts or tools.

Second, the assembly work should be performed in a clean and well-organized work environment. This helps to minimize risks from cluttered objects or a cramped space that could obstruct the work. The assembly tools and equipment must be regularly inspected and maintained to ensure stable and safe operation.

In addition, the assembly process must be carried out according to specific technical instructions, and workers should avoid hasty or careless actions. Performing quality checks and final inspection steps before the product is completed will help to detect errors and potential hazards in a timely manner, thereby preventing accidents. By adhering to these measures, the health and safety of workers during the assembly process can be protected.

5. Occupational Safety Regulations for Assembly

When assembling tool parts, adhering to occupational safety regulations is very important to ensure the safety of workers. First, workers need to be fully trained on the assembly process and related safety techniques. The regulation requires workers to use full personal protective equipment such as gloves, safety glasses, and masks to prevent injuries from sharp parts or tools.

The work environment also needs to meet safety standards, including maintaining a clean, tidy, and well-organized workspace to avoid potential hazards. All assembly tools and equipment must be regularly inspected and properly maintained to ensure efficient and safe operation. Workers also need to follow quality control procedures and precise assembly processes according to technical instructions.

In addition, the supervision and management of the assembly work must be strictly carried out to detect any errors early and prevent situations that could cause accidents. Occupational safety regulations not only help protect the health of workers but also ensure the final product meets high-quality standards.

6. Handling Emergency Occupational Accident Situations during Assembly

When an occupational accident occurs during the assembly process, quick and effective handling is crucial to minimize damage and protect the health of workers. As soon as an accident happens, the first step is to immediately stop all assembly activities to ensure no further incidents occur. Then, quickly check the victim’s condition to determine the severity of the injury.

If the victim is seriously injured or shows signs of bleeding, immediately call for an ambulance and apply basic first aid measures such as bandaging the wound and elevating the injured body part if necessary. In case of an electricity-related accident, the power source must be immediately disconnected before approaching the victim.

Next, report the incident to the management department and relevant authorities according to the company’s regulations. Detailed documentation of the accident and investigation of the cause are necessary to improve the work process and prevent similar incidents in the future. Finally, provide psychological support to the affected workers and organize retraining sessions on occupational safety to enhance awareness and prevent accidents.