Anchor Frame Collar 2m For L68B1 Mast

Products Specification

Type , Model: Anchor Frame Collar For 24A1 Mast

Size: 2m for 2M L type mast

Materials: Q345B

Process: Blasting derusting, 

Painting:  Under painting , Middle painting, Surface painting.

Our factory produce and supply almost all famous brand tower crane :Mast section, Anchor Frame, Fixing angle ,Adaptor and so on as good quality and price.

Anchor Frame Collar 2m For L68B1 Mast

Tower Crane Knowledge sharing：

Preventive and improvement measures to prevent h3/36b tower crane hook from slipping

1. Before the first installation of the machinery, thorough maintenance must be carried out, including lifting, amplitude change, rotation, hydraulic jacking machinery motor, reducer, brake, hydraulic cylinder, limiter, limit device, etc. Before installation and usual maintenance found damaged or unreliable accessories, firmly replace, leaving no hidden dangers.

2. Strengthen mechanical shift management. When changing over, two drivers must be in the machine at the same time. When the shift driver tests the machine, the former shift driver must check the operation of the machine, listen to the sound of each transmission part of the machine.

especially the part of the hoist, and report any abnormal situation immediately and make the change over record at the same time.

Anchor Frame Collar 2m For L68B1 Mast

3. Keep good records of machinery operation and maintenance. Each large machinery must have a separate operation and maintenance records, operators and maintenance personnel must be on the operation of the machinery, the shift, maintenance, inspection and maintenance of the detailed careful record, repair and inspection and maintenance at the same time in the mechanical operation record registration, to keep the file for inspection.

4. Strengthen the maintenance at ordinary times. Site mechanical maintenance personnel shall conduct routine maintenance of the tower crane once a week according to the operating instructions and company regulations.

The repair and maintenance parts are steel wire rope, pulley, roller, electrical device, frame structure, attachment arm, oil and lubrication, etc., arranged by the time of mechanical work clearance.

Anchor Frame Collar 2m For L68B1 Mast

5. 1 half day is arranged every 15 days for key maintenance of the tower crane. The key parts are hoisting, amplitude changing, rotary machinery, including motor, reducer, brake, electromagnetic clutch, etc., organized by the mechanical maintenance squad leader.

6. Arrange one full day every 3 months for the special and careful inspection of the lifting motor, reducer and brake of the tower crane, which is the place where the accident happened. Safety director, institution engineer, site full-time safety officer at the same time to participate in the inspection, the relevant personnel signed the approval.

Technical transformation measures

In view of the original design lock nut stop function is not reliable hidden trouble, according to the relevant data, improve its design, using a new stop measure.

Fluctuation two check back on the original gear axis groove to groove or edm groove, width is 7 mm, depth is 4 mm, alignment, up and down with a 2 mm thick material, high toughness of steel making "m" glyph check back piece, "m" glyph backstop of each edge width is also 7 mm.

Before installation to lock the car to check out the lips of the nut, 99 teeth tooth plate spline gear shaft and cooperate closely, lock tight, after the "m" glyph check gear shaft of two side hit back into the new processing good two check back slot, then check out piece of welding the lock nut on the four sides, as shown in the figure 1, figure 2, figure 3, a backstop can be used only once.

 Anchor Frame Collar 2m For L68B1 Mast

In addition, on the gear shaft and lock nut thread on the inside and outside coating modified acrylate adhesive, when a gear shaft lock nut and tighten, must use pipe wrench (1 m long, or use the steel pipe extended), will lock nut fastening, viscose high-performance adhesive force is used to change the gear shaft and lock nut fastening.

when installation should be carried out for viscose corrugations completely to the subsequent installation, and later add gear oil etc.

Anchor Frame Collar 2m For L68B1 Mast