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1. Preparations before drilling:
(1) Check the drilling rig before use, and check whether the operating handles are stuck.
The problem is dealt with immediately.
(2) Add 30# oil into the oiler.
(3) Adjust the feng shui switch to the off state, flush the dust from the joint, connect the ventilation water, and check the supply
(4) Put the machine upright, start the neutral gear, check whether all parts are running normally, and check the air leg
(5) Check the feng shui linkage and the silencer of the air motor.
(6) Check whether the drill pipe is straight, whether it is blocked, and whether the drill bit is sharp.
2. Drill hole:
(1) Insert the drill pipe and slowly raise the drill until it is close to the top plate.
(2) Pull the motor wrench to make the motor rotate, and then open the water control valve.
(3) Control the drilling speed and propulsion speed, and gradually adjust to the maximum.
(4) After the eyes, turn off the feng shui, turn the motor slowly, and fall back to the air legs.
(1) It is strictly forbidden to knock, squeeze or throw the bolting rig.
(2) It is strictly forbidden to stretch the legs when the machine is placed horizontally.
No one is allowed in the direction of the telescopic axis of the air leg.
(3) When operating the drilling rig, you must spread your legs, hold the handle firmly, tie the cuffs of your clothes, and drill before drilling.
It is strictly forbidden to let anyone down, in order to prevent the broken drill from hurting people.
(4) After the work is completed, the machine must be withdrawn to a safe place to be erected and stabilized, and the machine must be inspected.
(5) When the machine fails, it must be repaired in time, and the well must be lifted for maintenance when it cannot be repaired underground.
(6) All operators must be trained and qualified before they can take up their posts.
(7) During the whole bolt support process, it is necessary to stand on a safe ground under the temporary support of the front probe beam.
It is carried out separately, and a special person is appointed to observe the roof, support and safety of the side, and solve the problem immediately.
(8) A special person shall be set up in each shift to inspect the roadway after construction, and deal with it in time if any problem is found.
(9) Before injecting the anchor rod, the operator must check the appliance in good condition, otherwise it is not allowed to use
(10) In the process of bolt injection, once the injection of the bolt is blocked, do not force injection.