CN216918384U

CN216918384U - Cantilever hoisting machinery

Info

Publication number: CN216918384U
Application number: CN202123103294.5U
Authority: CN
Inventors: 王付全; 张金平; 高志炜; 曲启斌; 韩建兴; 何涛
Original assignee: Karamay City Shengqi Drilling Equipment Co ltd
Current assignee: Karamay City Shengqi Drilling Equipment Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-08
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the field of hoisting machinery, in particular to cantilever hoisting machinery. Including fixing the stand on the ground basis, the stand upper end is rotated and is connected with the carousel, the carousel upper end is fixed with the pillar, the pillar is concentric with the stand, it is connected with the cantilever to rotate on the pillar, the cylinder body and the pillar hinge of telescoping cylinder are connected, the telescopic link and the cantilever hinge of telescoping cylinder are connected, the cantilever is kept away from and is rotated on the one end of pillar and be provided with the hanging wheel, the pillar upper end is rotated and is provided with the guide pulley, the pillar lower extreme is fixed with the hoist engine, wire rope one end is fixed with the lifting hook, the wire rope other end is walked around hanging wheel and guide pulley after-fixing on the receipts rope dish of hoist engine. The utility model has simple structure and low manufacturing cost, can further protect the swing mechanism of the cantilever, can improve the service life of the swing mechanism, reduces the use cost and is convenient to maintain.

Description

Cantilever hoisting machinery

Technical Field

The utility model relates to the field of hoisting machinery, in particular to cantilever hoisting machinery.

Background

At present, in the industries of machining and the like, heavy parts are often required to be machined, the parts are required to be conveyed in the machining process so as to reach different machining stations, a cantilever slewing mechanism in cantilever hoisting machinery in the prior art is easy to damage, the slewing structure is required to be maintained frequently, the maintenance is troublesome, and a large amount of manpower and material resources are required to be consumed, so that the use cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the cantilever hoisting machine is simple in structure and convenient to use, can further protect the swing mechanism of the cantilever, can prolong the service life of the swing mechanism and reduce the use cost.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

a cantilever crane machine comprises a vertical column fixed on a ground foundation, wherein the upper end of the vertical column is rotatably connected with a rotary table, a support column is fixed at the upper end of the rotary table and is concentric with the vertical column, a cantilever is rotatably connected with the support column, a cylinder body of a telescopic cylinder is connected with a support column hinge, a telescopic rod of the telescopic cylinder is connected with a cantilever hinge, a hanging wheel is rotatably arranged at one end of the cantilever far away from the support column, a guide wheel is rotatably arranged at the upper end of the support column, a winch is fixed at the lower end of the support column, a lifting hook is fixed at one end of a steel wire rope, the other end of the steel wire rope is fixed on a rope collecting disc of the winch after bypassing the hanging wheel and the guide wheel, a gear ring concentric with the upper end of the vertical column is fixed at the upper end of the vertical column, a motor is fixed on the rotary table, an output shaft of the motor penetrates through the rotary table, a gear is fixed at the lower end of the output shaft of the motor, the gear is meshed with the gear ring, two fixed rings are arranged up and down, a rotary sleeve is rotatably arranged on the vertical column between the two fixed rings, the carousel lower extreme is provided with a plurality of stabilizer bars, the stabilizer bar lower extreme is 90 degrees bending type to stand axle center direction and forms the kink, the kink is located between two solid fixed rings, and universal ball is all installed to the upper and lower both sides of kink, and universal ball rolls with the solid fixed ring rolling contact of one side rather than, and the stabilizer bar upper end is rotated with the carousel and is connected, and the screw runs through the kink of stabilizer bar and with change set threaded connection.

Specifically, the stabilizer bars are uniformly distributed according to the circumference of the axis of the upright column.

Specifically, the stand lower extreme is fixed with the mount pad, and the stand passes through mount pad and ground basis fixed connection.

Specifically, the motor is a power-off internal contracting brake motor.

Specifically, the blind hole has all been seted up to the upper and lower both sides of the kink of stabilizer bar, and universal ball is installed in the blind hole.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model has simple structure and low manufacturing cost, can further protect the swing mechanism of the cantilever, can prolong the service life of the swing mechanism, reduces the use cost and is convenient to maintain.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of the area a in fig. 1.

Detailed Description

As shown in fig. 1-2, a cantilever crane comprises a vertical column 9 fixed on a ground foundation, a mounting seat is fixed at the lower end of the vertical column 9, the vertical column 9 is fixedly connected with the ground foundation through the mounting seat, a rotary table 11 is rotatably connected at the upper end of the vertical column 9, a support column 4 is fixed at the upper end of the rotary table 11, the support column 4 is concentric with the vertical column 1, a cantilever 1 is rotatably connected on the support column 4, a cylinder body of a telescopic cylinder 8 is hinged with the support column 4, a telescopic rod of the telescopic cylinder 8 is hinged with the cantilever 1, a hanging wheel 2 is rotatably arranged at one end of the cantilever 1 far away from the support column 4, a guide wheel 3 is rotatably arranged at the upper end of the support column 4, a winch 7 is fixed at the lower end of the support column 4, a lifting hook 6 is fixed at one end of a steel wire rope 5, the other end of the steel wire 5 is fixed on a rope take-up disc of the winch 7 after bypassing the hanging wheel 2 and the guide wheel 3, a toothed ring 12 concentric with the upper end of the vertical column 9 is fixed, a motor 10 is fixed on the rotary table 11, the motor 10 is a power-off internal contracting brake motor, an output shaft of the motor 10 penetrates through a rotating disc 11, a gear 13 is fixed at the lower end of the output shaft of the motor 10, the gear 13 is meshed with a toothed ring 12, two fixing rings 14 are fixed on an upright post 9 below the toothed ring 12, the two fixing rings 14 are arranged up and down, a rotating sleeve 15 is rotatably arranged on the upright post 9 between the two fixing rings 14, a plurality of stabilizer bars 16 are arranged at the lower end of the rotating disc 11, the stabilizer bars 16 are uniformly distributed according to the circumference of the axis of the upright post 9, the lower end of each stabilizer bar 16 is bent at 90 degrees towards the axis direction of the upright post 9 to form a bent part, the bent part is positioned between the two fixing rings 14, universal balls 17 are respectively arranged at the upper side and the lower side of the bent part, blind holes 19 are respectively arranged at the upper side and the lower side of the bent part of each stabilizer bar 16, the universal balls 17 are arranged in the blind holes 19, the universal balls 17 are in rolling contact with the fixing rings 14 at one side, and the upper end of the stabilizer bars 16 is rotatably connected with the rotating disc 11, the screw 18 penetrates through the bent portion of the stabilizer bar 16 and is screwed with the rotating sleeve 15.

When carrying out the handling to the object, carry out the rolling or unreel wire rope 5 through control hoist engine 7, thereby can make the object by the hoist or transfer, starter motor 10, motor 10 makes carousel 11, pillar 9 and cantilever 1 revolve through the meshing of gear 13 with ring gear 12, thereby can make the object by the hoist at the circumference direction motion of stand 9, start telescoping cylinder 8, make the telescopic link extension of telescoping cylinder 8 or retract, the inclination of cantilever 1 changes, consequently, can change the object and the horizontal distance of stand 9. When the cantilever 1 does the rotary motion, the bending part of the stabilizer bar 16 can effectively stabilize the pillar 4 and the turntable 11 through the matching of the universal ball 17 on the stabilizer bar and the fixing ring 14, the protection effect can be realized on the rotary pair for connecting the upper end of the upright 9 and the turntable 11, and the service life of the rotary pair can be prolonged. When the universal ball 17 on the kink of stabilizer bar 16 needs to be changed, the screw 18 is loosened, so that the screw 18 is separated from the rotating sleeve 15, then the stabilizer bar 16 is rotated, when the kink of the stabilizer bar 16 is staggered with the fixed ring 14, the universal ball 17 can be changed, after the universal ball 17 is changed, the kink of the stabilizer bar 16 is screwed between the two fixed rings 14, and the screw 18 is connected with the rotating sleeve 15.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A cantilever crane machine comprises a vertical column fixed on a ground foundation, the upper end of the vertical column is rotatably connected with a rotary table, the upper end of the rotary table is fixed with a support, the support is concentric with the vertical column, the support is rotatably connected with a cantilever, a cylinder body of a telescopic cylinder is connected with a support hinge, a telescopic rod of the telescopic cylinder is connected with a cantilever hinge, one end of the cantilever far away from the support is rotatably provided with a hanging wheel, the upper end of the support is rotatably provided with a guide wheel, the lower end of the support is fixed with a winch, one end of a steel wire rope is fixed with a lifting hook, the other end of the steel wire rope is fixed on a rope collecting disc of the winch after bypassing the hanging wheel and the guide wheel, the cantilever crane machine is characterized in that the upper end of the vertical column is fixed with a gear ring concentric with the upper end of the vertical column, an output shaft of the motor penetrates through the rotary table, the lower end of the output shaft of the motor is fixed with a gear, the gear is meshed with a gear ring, two fixing rings are fixed on the vertical column below the vertical ring, the stand between two solid fixed rings rotates on to be provided with and changes the cover, and the carousel lower extreme is provided with a plurality of stabilizer bars, the stabilizer bar lower extreme is 90 degrees bending type one-tenth flexion to stand axle center direction, the kink is located between two solid fixed rings, and universal ball is all installed to the upper and lower both sides of kink, and universal ball rolls with the solid fixed ring rolling contact of one side rather than, and the stabilizer bar upper end is rotated with the carousel and is connected, and the screw runs through the kink of stabilizer bar and with change cover threaded connection.

2. The cantilever crane apparatus of claim 1, wherein the stabilizer bars are disposed uniformly around the axis of the column.

3. The cantilever crane according to claim 1, wherein the lower end of the upright is fixed with a mounting seat, and the upright is fixedly connected with the ground foundation through the mounting seat.

4. The cantilever crane machine of claim 1, wherein the motor is a power-off brake motor.

5. The cantilever crane according to claim 1, wherein the bent portion of the stabilizer bar has blind holes at upper and lower sides thereof, and the universal ball is mounted in the blind hole.