Hello! Hello, training handout ppt on safety technical operation procedures of 25 common construction machinery: Content Introduction: I.
In case of wood knots, feed it slowly.
seven 、 When the temperature of the saw blade is too high, water shall be used to cool the saw blade with a diameter of more than 600mm.
The saw blade must have sharp sawtooth, two missing teeth shall not be allowed continuously, the crack length shall not exceed 20mm, and the crack end shall be forbidden to crack.
The saw blade shall be installed concentric with the shaft.
3.
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Safety baffle and drip device must be installed above the saw blade, and arc wedge knife must be installed 10 ~ 15mm away from the tooth behind the saw blade.
The sawing length shall not be less than 500mm.
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2.
The diameter of the flange holding the saw blade shall be 1 / 4 of the diameter of the saw blade.
five 、 If the saw line deviates, correct it one by one, and do not pull it violently to avoid damaging the saw blade.
When feeding, do not shake the wood left and right or lift it high.
After starting, sawing can be carried out only after the speed is normal.
Spray water for cooling during operation.
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Safety operating procedures for circular saw 22、 Safety operation regulations for air compressor 23、 Safety operation regulations for loaders 24、 Safety operation specification for dump truck 25、 Safety operation regulations for tower crane example: safety operation regulations for circular saw 1.
4.
six 、 The operator shall not stand and operate in the direction of centrifugal force rotating with the saw blade, and his hand shall not cross the saw blade.
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The thickness of sawn timber shall be limited to 10 ~ 20mm of timber exposed by the saw blade.
When approaching the end, push rod shall be used for feeding.
