This standard specifies the safety technical requirements, measures and assessments that should be taken for the main hazards in machining centers. This standard applies to machining centers for general purposes. GB 18568-2001 Technical conditions for safety protection of machining centers GB18568-2001 Standard download decompression password: www.bzxz.net

GB 18568—2001
Chapter 3, Article 4.7.3, Article 4.8.1, Article 4.8.3, Article 4.8.4 of this standard are recommended, and the rest are mandatory. This standard is formulated based on GB15760—1995 General Technical Conditions for Safety Protection of Metal Cutting Machine Tools, combined with the structural characteristics of machining centers, and is a supplement and embodiment of the above standards. This standard is proposed by the China Machinery Industry Federation. The drafting of the safety standard is in accordance with the GB/T16755—1997 Mechanical Safety. This standard is proposed by the China Machinery Industry Federation. The drafting of the safety standard is in accordance with the standard of the table fans. This standard is under the jurisdiction of the National Metal Cutting Machine Tool Standardization Technical Committee. The drafting unit of this standard is Beijing Machine Tool Research Institute. The main drafters of this standard are Zhang Wei and Li Xiangwen. 1 Scope
National Standard of the People's Republic of China
Safety protection technical conditions
Machining centres
Machining centresSafeguarding specificationGB18568—2001
This standard specifies the safety technical requirements, measures and assessments that should be taken for the main hazards in machining centers. This standard is applicable to machining centers that are generally selected. 2 Referenced standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and the parties using this standard should explore the possibility of using the latest versions of the following standards. GB 191-2000 Pictorial signs for packaging, storage and transportation (eqvISO 780:1997) GB1251.1-1989 Hazard signals in the workplace Hazard auditory signals (eqv[ISO 7731:1986) GB1251.2-1996 Ergonomics Hazard Visual Signals - General Requirements for Design and Inspection GB 1251.3-1996 Ergonomics Hazard and Non-Hazard Sound and Light Signal Systems GB2893-1982 Safety Colors
GB 2894-1996
Safety Signs (negISO3864:1984)) GB/T3168-1993 Visual Symbols for Digital Control Machine Tool Operation Instructions (negISO2972:1979) GB GB 4053.1—1993
Safety technical conditions for fixed steel straight ladders
Safety technical conditions for fixed steel inclined ladders
GB 4053.2—1993
GB 4053. 3—1993bZxz.net
GB 4053. 41983
Safety technical conditions for fixed industrial guardrails Fixed industrial steel platforms
GB/T 5226.1—1996
Industrial machinery and electrical equipment Part 1: General technical conditions (eqvIEC204-1,1992) GB/T6527.2—1986 Guidelines for the use of safety colors (eqvISO38641984) GB/T 6576—1986 Machine tool lubrication systems (neg [S0 5170:1977) GB7247—1995 Laser product radiation safety, equipment classification, requirements and user guide (idtIEC825:1984) GB/T7632—1987 Selection of lubricants for machine tools GB/T 79321987
General technical conditions for pneumatic systems (neqISO4414:1982) GB 8196—1987
Safety requirements for protective covers of mechanical equipment
GB8197—1987 Safety requirements for protective screens
GB 9969. 1—1998
3General principles for instructions for use of industrial products
GB12265.1—1997 Mechanical safety Safety distance to prevent upper limbs from touching dangerous areas GB12265.2—2000 Mechanical safety Safety distance to prevent lower limbs from touching dangerous areas GB12265.3—1997 Mechanical safety Minimum distance to avoid squeezing of various parts of the human body GB/T 13379—1992
GB/T 14775—1993
Principles of visual ergonomics Lighting for indoor work systems (neqISO8995:1989) General ergonomic requirements for manipulators
GB/T 14776—1993
Ergonomics Design principles and values ​​of job dimensions Approved by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China on December 13, 2001 KAONiKAca-
Implementation on August 1, 2002
GB 18568—2001
GB/T15241.2—1999 Ergonomic principles related to mental workload Part 2: Design principles10
Where dangerous radiation is exposed, protective packaging and appropriate materials should be used to prevent the human body from being exposed to radiation hazards. 4.6.1 Arc radiation should comply with the provisions of 4.4.6 in GB/T5226.1-1996. Assessment: Visual inspection, check information
4.6.2 Laser products should comply with the relevant provisions of GB7247. In order to prevent laser radiation hazards, the following measures should be taken: - Personnel responsible for the use of laser products must undergo a certain level of training; - Laser products must be equipped with protective covers, which should prevent personnel from being exposed to laser radiation when they are in place (except for the laser window); - During maintenance or work, if the protective cover or protective seal of the laser product can be removed or disassembled, an interlocking protective device must be used: When necessary, users should wear personal protective equipment. Assessment: Visual inspection, inspection information
4.7 Safety requirements, measures and assessment for hazards caused by materials and substances4. 7.1 Safety requirements, measures and assessment for toxic liquids, gases, smoke and dusta) The selection of cooling blankets should enable the machine tool to work normally and protect human health. Assessment: Inspection information
b) The selection of oil blankets for machine tools should comply with the provisions of GB/T 7632, and the selection of coatings, paints, etc. should protect human health. Assessment, inspection information
c) For machine tools that produce harmful gases or a large amount of oil during operation, effective sealing measures should be taken or effective exhaust or mist suction devices should be installed. The measurement of oil mist concentration should be in accordance with the provisions of JB/T 9879. Assessment; Actual measurement, visual inspection
d) For machine tools that produce too much dust during operation, effective sealing measures should be taken or effective suction devices should be installed. The measurement of dust concentration should be in accordance with the provisions of JB/T9878.
Assessment: Actual measurement, visual inspection
4.7.2 Safety requirements, measures and assessment for fire and explosion a) The installation position of the lighting should be able to avoid the explosion hazard caused by the splash of the cooling pool, otherwise a protective device should be used. Assessment: Visual inspection
b) The machine tool should use flame-retardant coolant and oil. If flammable coolant and oil are used or flammable materials are processed, fire and explosion prevention measures should be taken, such as:
- Fire extinguisher:
--- Explosion-proof device 1
-- Flammable limiting device.
Assessment: Check information
c) The flame-retardant protection of electrical equipment should comply with the provisions of 7.4 and 14.3 of GB/T5226.1-1996. Assessment: Visual inspection
4.7.3 Safety requirements, measures and assessment for organisms and microorganisms The oil tank, cooling box, cooling tank, etc. of the machine tool should be easy to clean. Oil tanks and coolers should generally be covered to prevent foreign objects from entering. Users should be reminded to replace cooling fluid and oil regularly.
Assessment: Visual inspection, inspection information
GB 18568—2001
4.8 Safety requirements and measures and assessment of dangers caused by ignoring ergonomic principles The design of manual control devices and their installation should be compatible with human capabilities and limits (e.g. working weight, reach, strength, visibility, posture) and should comply with the relevant provisions of GB/T16251. 4.B-1 Safety requirements and measures and assessment of postures that are harmful to health or excessive force The design of machine tool handwheels, handles, buttons and other manipulators should comply with the relevant provisions of GB/T14775. a) The operating force of the handwheel and handle of the machine tool should be uniform within the travel range, and the operating force of the handwheel and handle should comply with the provisions of 7.10 of GB15760-1995.
Assessment: Measured
b) The installation height of the operating handwheel and handle shall comply with the relevant provisions of 7.11 of GB15760-1995. The installation height of the machine tool button station shall comply with the relevant provisions of 5.3.4 and 10.1.1 of GB/T5226.1-1996. The installation height of the machine tool reading measuring device shall comply with the relevant provisions of 7.14 of GB15760-1995. Assessment: Measured
c) The height of the work surface shall be suitable for the operator's body size, work nature and posture, and shall comply with the relevant provisions of GB/T14776.
Assessment: Measured
4-B.2 Safety requirements, measures and assessment for neglecting the use of personal protective equipment When using, adjusting, cleaning, observing and maintaining machine tools, which may cause personal injury, the user should be prompted to use personal protective equipment. Assessment: Check information
4.8.3 Safety requirements, measures and assessment for inappropriate area lighting Visually appropriate lighting should be provided. The lighting inside the processing area should ensure that the movement during processing can be seen through the window. The illumination of the lighting device is at least 300Ix at the front end of the spindle, and the lighting device should not cause dangerous stroboscopic effects, should not produce interfering glare and shadow areas, and should comply with the relevant provisions of GB/T13379. Assessment: Actual measurement, visual inspection
4.8.4 Safety requirements, measures and assessment for excessive mental tension or insufficient preparation Where there are a large number of control devices, their layout should ensure safe, clear and fast operation. Considering people's habits, control devices with the same function should be placed in the same position as close as possible, and the control devices should be clearly identifiable and easy to distinguish. If necessary, signs indicating their functions or uses should be set, and they should comply with the relevant provisions of GB/T15241.2. Assessment: Visual inspection
4.8.5 Safety requirements and measures for human error and assessmenta) The graphic symbols should be clear and durable and should comply with the relevant provisions of GB/T3168. Assessment. Visual inspection
b) The operating direction of the machine tool control device should comply with the relevant provisions of GB/T17161. Assessment: Visual inspection
c) A method of limiting contact with the start and operation selection mode should be provided. Even if these control devices are accidentally touched (for example: the operator's clothes, the support parts of the machine tool, or things that fall), the machine tool will not start automatically or make unexpected movements. The methods of limiting contact include:
Set up a safety device so that it cannot be released or changed position automatically under any circumstances, cover, add a door, lock switch, access password, interlock. Assessment: Visual inspection
4.9 Safety requirements and measures and assessment of dangers caused by interruption of energy supply, damage of machine tool parts and other malfunctions The design, manufacture and installation of the control system should ensure that even if a control element in the machine tool fails, it will not hinder the function of the stop action, and the working cycle cannot be continued before the fault is eliminated. The design of the relevant safety components of the control system should comply with the relevant provisions of GB/T16R55.1. iKAoNiiKAca=
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