Lifting machinery drivers refer to the staff who operate lifting machinery and need to undergo training and assessment before they can officially take up their posts. The assessment content includes not only the assessment of theoretical knowledge, but also the assessment of practical operating skills. The editor will share with you the scope of the practical skills assessment outline for crane drivers.
K1 bridge gantry crane driver actual operation skill requirements
K1.1 On-site job recognition ability
K1.1.1 Identification of the main parts of the bridge gantry crane and the judgment of the state and function intact
(1) Indicate the names and functions of main structures and mechanical parts, including main beams, end beams, trolleys, hoisting mechanism, operating mechanism hoisting wire ropes, drums, hooks, pulleys, couplings, working brakes, etc.;
(2) Indicate the name, function and installation location of each safety protection device, including stroke limit switch, lifting weight limiter, lifting height limiter, buffer and end stop, anti-wind and anti-skid device, safety brake, etc.;
(3) Point out the response and location of the electrical protection after each action.
K1.1.2 Identification of safety signs on the job site .
K1.2 Basic operation of bridge gantry crane
K1.2.1 No-load operation of the mechanism
Including the following no-load operation operations:
(1) Lifting mechanism, from the minimum lifting height to the maximum lifting height, the whole operation;
(2) Trolley mechanism, full stroke operation;
(3) Trolley mechanism, full stroke operation.
K1.2.2 The operation of the mechanism with load operation (lifting 30% to 50% of the rated load), and fixed-point parking include the following operation operations, and fixed-point parking:
(1) Lifting mechanism, which is raised to a certain height and descended;
(2) The trolley mechanism runs a certain stroke;
(3) The cart mechanism runs a certain stroke.
K1.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the spreader or load from one place to another according to the command's instructions; if there is a linkage requirement, the mechanism can be combined to complete the above actions, and each operation is stable. , Accurate.
K2 tower crane driver actual operation skill requirements
K2.1 On-site job recognition ability
K2.1.1 Identification of main parts of hoisting machinery
(1) Indicate the names of main structural parts (tower body, boom, etc.), lifting mechanism, luffing mechanism, slewing mechanism, walking mechanism, and jacking mechanism (if any);
(2) Indicate the function and installation location of each safety protection device, including lifting torque limiter, lifting weight limiter, lifting height limiter, rotation limit (if any), cart travel limiter (if any) , Luffing (car walking) limiter, etc.;
(3) Indicate the response of the mechanism and the electrical protection of the whole machine after each action and its location.
K2.1.2 Identification of safety signs on the job site.
K2.2 Basic operation of hoisting machinery
K2.2.1 No-load operation of the mechanism
Including the following operations:
(1) Lifting mechanism, from the minimum lifting height to the maximum lifting height, the whole operation;
(2) The luffing mechanism, from the minimum range to the maximum range, operates in the whole process;
(3) Slewing mechanism, full range operation;
(4) Walking mechanism, full stroke operation.
K2.2.2 Operation of the mechanism under load (lifting 30%～50% of the rated load)
Including the following operation operations, and fixed-point parking:
(1) Lifting mechanism, which is lifted to a certain height;
(2) The luffing mechanism, luffing to a certain range;
(3) Slewing mechanism, rotating at a certain angle;
(4) Walking mechanism: walking a certain distance.
K2.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the spreader or load from one place to another according to the command's instructions; if there is a linkage requirement, the mechanism can be combined to complete the above actions, and each operation is stable. , Accurate.
K3 Portal crane driver practical skills
K3.1 On-site job recognition ability
K3.1.1 Identification of main parts of portal crane
(1) Indicate the names of the main structural parts (door base, boom, herringbone, trunk and tie rods, etc.) and main mechanisms (lifting mechanism, luffing mechanism, slewing mechanism, walking mechanism, etc.);
(2) Indicate the function and installation position of each safety protection device, including lifting torque limiter, lifting weight limiter, lifting height (descent depth) limiter, rotation limit (if any), cart travel limiter , Luffing limiter, anti-collision device, anti-wind and anti-skid device, buffer, wind speed alarm and other safety protection devices;
(3) Indicate the response of the mechanism and the electrical protection of the whole machine after each action and its location.
K3.1.2 Identification of safety signs on the job site.
K3.2 Basic operation of portal crane
K3.2.1 No-load operation of the mechanism
Including the following operations:
(1) Lifting mechanism, from the minimum lifting height to the maximum lifting height, the whole operation;
(2) The luffing mechanism, from the minimum range to the maximum range, operates in the whole process;
(3) Slewing mechanism, full range operation.
K3.2.2 Operation of the mechanism under load (lifting 30%～50% of the rated load)
Including the following operation operations, and fixed-point parking:
(1) Lifting mechanism, which is lifted to a certain height;
(2) The luffing mechanism, luffing to a certain range;
(3) The slewing mechanism rotates to a certain angle.
K3.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the spreader or load from one place to another according to the command's instructions; if there is a linkage requirement, the mechanism can be combined to complete the above actions, and each operation is stable. , Accurate.
K4 Cable crane driver practical skills requirements
K4.1 On-site job recognition ability
K4.1.1 Identification of main components of cable crane
(1) Indicate the names and functions of main structures and mechanical components, including main tower, auxiliary tower, column, cable support (horse), load-bearing cable, hoisting wire rope, traction wire rope, hoisting mechanism, traction mechanism, and cart Operating organization (if any);
(2) Indicate the name, function and installation location of each safety protection device, including the travel limit switch of large and small vehicles, lifting weight limiter, lifting height limiter, wire rope anti-falling device, wind and anti-skid device;
(3) Indicate the response of the mechanism and the electrical protection of the whole machine after each action and its location.
K4.1.2 Recognition of safety signs on the job site.
K4.2 Basic operation of cable crane
K4.2.1 No-load operation of the mechanism
Including the following operations:
(1) Lifting mechanism, from the minimum lifting height to the maximum lifting height, the whole operation;
(2) Operation of main and auxiliary towers (vehicles), full-stroke operation;
(3) Traction mechanism, full stroke operation.
K4.2.2 Operation of mechanism with load (30%～50% of rated load)
Including the following operation operations, and fixed-point parking:
(1) Lifting mechanism, which is lifted to a certain height;
(2) The main and auxiliary towers (vehicles) are running for a certain distance or swinging at a certain angle;
(3) Traction mechanism, travel a certain distance.
K4.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the spreader or load from one place to another according to the command's instructions; if there is a linkage requirement, the mechanism can be combined to complete the above actions, and each operation is stable. , Accurate.
K5 mobile crane driver actual operation skill requirements
K5.1 On-site job recognition ability
K5.1.1 Identification of main parts of hoisting machinery
(1) The name and location of the main working mechanism, including the lifting mechanism, the luffing mechanism, the slewing mechanism, the boom telescopic mechanism, and the outrigger mechanism;
(2) The role and installation position of safety protection devices, including lifting weight indicator, lifting torque limiter, lifting height limiter, amplitude limiter, anti-backward tilting safety device, level meter, etc.;
(3) The name and location of the hydraulic system components, including the names and locations of the components that make up the hydraulic circuit such as the lifting mechanism, the slewing mechanism, the luffing mechanism, the boom telescopic mechanism, and the outrigger mechanism.
K5.1.2 Identification of safety signs on the job site.
K5.2 Basic operation of mobile crane
K5.2.1 No-load operation of the mechanism
Including the following operations:
(1) Observe the work site, choose parking and work sites;
(2) Lifting mechanism, from the minimum lifting height to the maximum lifting height, the whole operation;
(3 The luffing mechanism, from the smallest amplitude to the largest amplitude, the entire operation;
(4) Slewing mechanism, full range operation.
K5.2.2 Operation of the mechanism under load (lifting 30%～50% of the rated load)
Including the following operation operations, and fixed-point parking:
(1) Lifting mechanism, which is lifted to a certain height;
(2) The luffing mechanism, luffing to a certain range;
(3) The slewing mechanism rotates to a certain angle.
K5.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the spreader or load from one place to another according to the command's instructions; if there is a linkage requirement, the mechanism can be combined to complete the above actions, and each operation is stable. , Accurate.
K6 lift driver actual operation skill requirements
K6.1 On-site job recognition ability
K6.1.1 Identification of main components and safety devices of elevators
(1) Indicate the main structural parts (standard section, rail frame, cage, wall frame, underframe, etc.), and the transmission mode of the lifting mechanism (gear and pinion, hoist, traction machine, hydraulic);
(2) Indicate the function and installation position of each safety protection device, lifting weight limiter, upper and lower limit stopper, anti-fall safety device, rope break protection device, stop protection device, breaking valve, lifting torque limiter ( If any);
(3) Point out the reaction situation and its location after the electrical protection of the whole machine is activated.
K6.1.2 Recognition of safety signs on the job site.
K6.2 Basic operation of elevator
K6.2.1 No-load operation
Lift from the ground to the maximum lifting height, and then fall back to the original position, confirm and deal with the following:
(1) Zero protection and start signal function;
(2) Phase sequence protection function;
(3) Upper and lower limit switch functions;
(4) Stopping accuracy;
(5) Floor door closing function;
(6) Reset treatment after the anti-falling safety device has acted;
(7) Reset processing of limit switch.
K6.2.2 Load operation operation (lifting 30%～50% of rated load)
The operator is required to lift the load from the ground to a certain height according to the instruction, and then put it back on the ground. Every operation is smooth and accurate.
K7 Mechanical parking equipment driver practical skills requirements
K7.1 On-site job recognition ability
K7.1.1 Identification of main components of mechanical parking equipment
(1) Indicate the names and functions of the main structures and mechanical components, including the driving host, the deceleration mechanism, the traction component, and the car board, etc.;
(2) Indicate the name, function and installation location of each safety protection device, including emergency stop switch, overrun prevention device, car captain detection device, car blocking device, car board falling prevention device, warning device, entrance door , Fence (interlocking) safety protection device, etc.
K7.1.2 Recognition of safety signs on the job site.
K7.2 Basic operation of mechanical parking equipment
K7.2.1 No-load operation of the mechanism
Choose 1 to 2 parking spaces above the second floor (including the second floor), and complete 1 to 2 cycles of entry and exit operations.
K7.2.2 Vehicle access operation (carrying 30%～100% of rated load)
Choose 1 parking space above the second floor (including the second floor), and complete 1 cycle of entry and exit.
K7.2.3 Operational requirements
In the process of no-load and loaded operation, the operator is required to place the carrier or load (vehicle) from one place to another according to the instructions; the positioning is accurate and the operation is stable during the lifting action.
For different types of parking equipment such as lifting and transversal, vertical lifting, and horizontal movement, it can correctly operate to store vehicles or loads in designated locations and take out vehicles or loads in different locations.
Cranes include bridge gantry cranes, tower cranes, mobile cranes, etc., bridge gantry cranes do not need to master the operating skills of mobile cranes.
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