GB 30459-2013Safety of woodworking machines-Hand fed surface planing machines (English PDF)

3.1 General terms and definitions

3.1.1 Jointer planer handfedsurfaceplaningmachine The machine is designed to be used horizontally rotating cutter planing the wood surface or similar material, which is mounted on the tool for securing and supporting the work Between members of the two tables, the lower surface of the workpiece to be shaved.

3.1.2 Manual feed handfeed [GB 12557-2010, the definition 3.3].

3.1.3 Detachable motorized feed device demountablepowerfeedunit [GB 12557-2010, the definition 3.4].

3.1.4 Kickback kickback [GB 12557-2010, the definition 3.12].

3.1.5 Starting time run-uptime [GB 12557-2010, the definition 3.14].

3.1.6 Coasting time run-downtime [GB 12557-2010, the definition 3.15].

3.1.7 Operator position operatorposition The tool is fed to the standing position of the workpiece.

3.1.8 Guarantee confirmation [GB 12557-2010, the definition 3.19].

3.1.9 Mechanical actuator mechanism machineactuator [GB 5226.1-2008, the definition 3.34].

3.1.10 Movable machine displacemachine The machine is placed on the ground, the use of stationary, it is equipped with a mobile device to make the machine between place, the device is usually wheel.

3.1.11 Safe programmable logic controller safetyprogrammablelogiccontroler; PLC According to GB/T 16855.1-2008 requirements design for safe programmable logic controller.

3.1.12 Safety-related electrical control system safetyrelatedelectricalcontrolsystem; SRECS The electrical part of the control system, which increases the risk of failure. The main parts of the machine

3.2 Terminology The term machine tool parts see GB/T 13569-2008 in Table 1.

5.2.1 Safety and reliability of control systems

5.2.1.1 General requirements Of this standard, the safety control system from the initial device, such as a position sensor or actuator to the final mechanical actuating Structure or components (such as motors) input terminal, such as a motor. The following safety control components shall comply with GB/T 16855.1-2008 10 tables Class requirements.

--- Start. Category 1 or Category 3 (see

5.2.3 and 5.3.4.2);

--- Normal Stop. Category 1 or Category 3 (see 5.2.4);

--- Emergency stop. Category 1 or Category 3 (see 5.2.5);

--- Interlock. Category 1 (see 5.2.3,5.2.6,

5.3.4.2 and 5.3.6.2);

--- Interlocking with guard locking device. Class 1 (see 5.2.4,

5.2.5 and 5.3.6.2);

--- Brake. Category 1 or Category 2 (see 5.3.4);

--- After the power source interruption to prevent accidental starting. Category 1 or Category 3 (see

5.2.6 and 5.2.7);

--- Brake release. Class B (see 5.3.4.1,5.3.4.2);

--- Motor closed (installed mechanical brake and under specific circumstances). Class 1 (see 5.3.4.1); Interlock the power plug and the rotary planer body

5.2.4 Normal stop

5.2.4.1 General requirements The machine should be fitted with a stop control system, the machine can be motorized and removable feeding device (if installed) stopped safely and thoroughly Come. Stop operation should include all the machine power actuator off and trigger the brake. (If installed, see 5.3.4). Normal stop control system shall comply with the provisions of GB 5226.1-2008 in 9.2.2, and for.

a) If the machine is equipped with an electrical brake shall be in GB 5226.1-2008

b) in other cases should be GB 5226.1-2008 9.2.2 0 in the class. When equipped with a category 1 stop manipulator, the normal stop order should be.

--- Cut off detachable motorized feeding device, the driving power of the motor arbor and bench electronic preset power adjustable trigger brake;

--- After stopping the rotation of the tool axis to cut off the power brake. By using the time relay, and should meet the GB/T 16855.1- 2008 Class 3 requirements. The control circuit should meet the requirements of the normal stop sequence. If the brakes a time relay, the delay at least equal to the minimum brake time. The relay should be fixed or the time delay adjustment device is sealed. Normal stop category of the control circuit (see 5.2.1) shall comply with the provisions of GB/T 16855.1, and at least.

a) If the control circuit is hardwired, for the category 1;

b) If the control circuit of electronic components, compared with Category 3. If installing a removable motorized feeding device or an electrical plug to a detachable motorized feeding device on the machine, should be GB 5226.1-2008

9.2.2 requires the installation of a separate controller stops normal, and only for the device. Inspection method. check the corresponding drawings and/or circuit diagrams, check the machine and make functional tests on the machine.

5.2.5 Emergency Stop Maneuvering Maneuvering with removable feeding device or an electrical plug to a removable feeding device, or electronic preset table height The machine shall be in accordance with GB 5226.1-2008 requirements of 9.2.5.4.2 and

10.7 of the installation of a self-locking type of emergency stop devices. Furthermore, it should meet the following requirements. If the machine is equipped with a mechanical brake, the emergency stop function should meet the GB 16754-2008

4.1.4 of class 0, emergency stop control GB 5226.1-2008 circuit shall be required in

9.2.2 class 0, and should fully meet the GB 5226.1-2008 in 9.2.5.4.2 Claim. If the machine is equipped with an electric brake, the emergency stop function shall meet GB

4.1.4 class 116754-2008, emergency stop control circuit GB 5226.1-2008 road shall be required in

9.2.2 Class 1 and should fully meet the requirements of 9.2.5.4.2 in GB 5226.1-2008. It triggered an emergency stop, the emergency stop order and stop the normal order of the same (see 5.2.4). Emergency stop control circuit shall meet the requirements of the order. If the brakes a time relay, the delay at least equal to the minimum brake time. The relay should be fixed or the time delay adjustment device is sealed. Emergency stop category of the control circuit (see 5.2.1) shall comply with the provisions of GB/T 16855.1, and at least.

5.3 Protection of mechanical hazards

5.3.1 Stability Structure of the machine should be able to stationary machines and auxiliary equipment fixed to the ground or other stable structure (for example, on the machine base Hole or other necessary fixtures), see 6.3f). Mobile machine should also be equipped to make it stable in the processing device (such as the provision of the wheel brake) or be able to hide from the wheels on the ground Means. Inspection method. check the corresponding pattern to check the machine and make the appropriate tests and test functions Appendix C in the machine.

5.3.2 operation of fracture risk The possibility of rupture process required

5.3.5.1 is reduced. According to the requirements of

5.3.7 reduce processing interrupt Danger caused by crack. Inspection method. check the corresponding pattern.

5.3.3 Structure of tool and toolholder Machine tool axis must be cylindrical mounting structure (as defined in GB 18955-2003

3.5 and 3.15). Press GB 18955-2003 in

7.3 requirements marked "MAN or Manual." The tool can not automatically locate the machine should provide for proper positioning adjustment knives. Inspection method. check the corresponding pattern and check the machine.

5.3.4 Brake

5.3.4.1 General requirements 5.3.4.1.1 When not brake coasting time exceeds 10s, you should set up an automatic brake cutter shaft. When the brake Room should be less than 10s. 5.3.4.1.2 When the mechanical brake when the machine is installed, GB 5226.1-2008 in the last paragraph of

9.3.4 do not apply, and the spindle inertia Brake can not be released (for example by means of an actuator and the brake release time delay between the manipulator to achieve) during exercise. 5.3.4.1.3 For electrical braking system, do not use plug braking. 5.3.4.1.4 When using electronic components electrical braking system, the brake control system shall at least comply with GB/T 16855.1-2008 class

2 Requirements, and should be regularly tested control systems, such as braking or monitoring the current loop (short braking) at the start by monitoring the braking time. Measurement Test should be carried out under the following conditions.

a) not affect the brake control system;

b) affected by the operator;

c) at least once per shift. After the test should prompt a negative (failed) test results. If the test result is negative more than three times in a row, you can not operate the machine. If the probability of dangerous failure (PFH) is less than 3 × 10-6,

5.2.1 can be used ...

5.4 Non-mechanical hazards Protection 15 6 17 use of information

5.4.7 Table 1 (continued) No. dangerous provisions complying with this standard 2.1

2.2 Electrical hazards, causes include. Human contact with live parts (direct contact) The human body and under fault conditions into contact with live parts (indirect contact) 5.4.4 5.4.4 3.1

3.2 The risk of noise, resulting in. Hearing loss (deafness), other physiological disorders (such as loss of balance, loss of consciousness) Interference language communication, auditory signals, etc. 5.4.2 5.4.2 4.1

4.2 When the machining, materials and substances used or discharge of produced dangerous, E.g. Since the contact or inhalation of harmful fluids, gases, fumes and dust caused Danger Fire or explosion hazard 5.4.3 5.4.1 5.1 5.2 5.3 5.4 5.5

5.6 Mechanical design ignored the danger to humanity learn the principles of ergonomics to produce. Unhealthy posture or excessive force Inappropriate consider a human arm or leg foot structure Workplace lighting Human error, human behavior Manual control of the design, location or identification methods Design or location of visual display device 5.2.2 5.3.6 6.3 6.3 5.2.2 5.4.5,6.2 6 various dangerous combination 5.2.3,5.2.5,5.2.6,5.2.7,5.4.9,5.4.10 7.1 7.2 7.3

7.4 Due to an unexpected start-up, operation accident/accident too fast (or any other similar faults) Dangers arising. Failure of the control system/fault Energy recovery after the interruption External influences electrical equipment Software Error 5.2.1,5.2.6,5.2.7 5.2.6 5.2.1,5.4.8, Annex D