CN214109387U

CN214109387U - Crane boom welding tool

Info

Publication number: CN214109387U
Application number: CN202023100690.8U
Authority: CN
Inventors: 赖裕凤; 褚国华; 吕亮
Original assignee: Haining Huba Heavy Industry Co ltd
Current assignee: Haining Huba Heavy Industry Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-03
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a jib loading boom welding frock belongs to mechanical technical field. The technical problems that the crane boom is easy to shake and different positions of the crane boom cannot be welded in welding and the like are solved. This jib loading boom welding frock, includes the base, the base both ends rotate respectively and be provided with initiative rotating turret and driven rotating turret, the base on one end be fixed with gear motor, gear motor's output shaft and the fixed linking to each other of initiative rotating turret, the initiative rotating turret on be provided with the first fixed establishment that can fixed work piece, the base on the other end be fixed with the bearing frame, the bearing frame on seted up the through-hole, the through-hole in be provided with bearing one, bearing two and insert the pivot of establishing in bearing one and bearing two, pivot one end and driven rotating turret fixed linking to each other, driven rotating turret on be provided with the second fixed establishment that can fix the work piece. The utility model has the advantages of the jib loading boom work piece is fixed firm, and the welding is convenient.

Description

Crane boom welding tool

Technical Field

The utility model belongs to the technical field of machinery, a jib loading boom welding frock is related to.

Background

The jib loading boom of tower crane is the main bearing part of tower crane, and the jib loading boom is usually directly placed the jib loading boom on the frock at present in production welded process, and the jib loading boom takes place to rock very easily among the welding process, leads to welding effect not good, can't move the jib loading boom and weld different positions simultaneously, and work efficiency is low.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a jib loading boom welding frock, solved in the welding jib loading boom rock easily and can't carry out the welded problem to jib loading boom different positions.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a jib loading boom welding frock, its characterized in that includes the base, the base both ends rotate respectively and be provided with initiative rotating turret and driven rotating turret, the base on one end be fixed with gear motor, gear motor's output shaft and initiative rotating turret fixed linking to each other, the initiative rotating turret on be provided with the first fixed establishment that can fixed work piece, the base on the other end be fixed with the bearing frame, the bearing frame on seted up the through-hole, the through-hole in be provided with bearing one, bearing two and insert the pivot of establishing in bearing one and bearing two, pivot one end and driven rotating turret fixed linking to each other, driven rotating turret on be provided with the second fixed establishment that can fix the work piece.

The utility model discloses it is fixed through first fixed establishment and second fixed establishment respectively with the work piece both ends, guarantees the fixed to the work piece, then gear motor drive initiative rotating turret rotates, and driven rotation rotates on the base through the pivot to drive the work piece and rotate, guarantee to make the work piece rotate the assigned position and weld, be convenient for to the welding of work piece.

In the welding tool for the crane boom, the first fixing mechanism comprises a first fixing piece and a plurality of second fixing pieces, the first fixing piece is fixed on the driving rotating frame, a first positioning hole is formed in the first fixing piece, a first positioning pin is inserted into the first positioning hole, and the second fixing pieces are fixed on the driving rotating frame. According to the structure, one end of a workpiece is placed on the second fixing piece, and then the workpiece is fixed by inserting the first positioning pin into the first positioning hole and the workpiece, so that the workpiece is fixed, and the workpiece is prevented from loosening and falling off in the welding process.

In the welding tool for the crane boom, the second fixing mechanism comprises a third fixing piece and a plurality of fourth fixing pieces, the third fixing piece is fixed on the driven rotating frame, a second positioning hole is formed in the third fixing piece, a second positioning pin is inserted into the second positioning hole, and the plurality of fourth fixing pieces are fixed on the driven rotating frame. The other end of the workpiece is placed on the fourth fixing piece, and then the second positioning pin is inserted into the second positioning hole and the workpiece to fix the workpiece, so that the workpiece is prevented from falling off in the welding process.

In the boom welding tool, the driving rotating frame and the driven rotating frame are both triangular.

In the crane boom welding tool, the second fixing piece and the fourth fixing piece are provided with limiting grooves for placing workpieces. The structure ensures the fixation of the workpiece by placing the workpiece in the limiting groove.

In the welding tool for the crane boom, a blank cap is fixed on the bearing seat. The structure seals the through hole on the bearing seat and prevents dust from entering.

In the welding tool for the crane boom, a spacer bush is sleeved on the rotating shaft and is positioned between the first bearing and the second bearing. The structure ensures that the distance between the first bearing and the second bearing is limited, and the clearance and the prepressing of the bearings are adjusted.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses place the limiting groove on second mounting and fourth mounting with the work piece, then insert respectively through locating pin one and locating pin two and establish locating hole one, fix the work piece on locating hole two and the work piece, guarantee to the fixed of work piece, it is not hard up to prevent that the work piece from in welding process, gear motor drive initiative rotating turret rotates, driven rotation rotates on the base through the pivot, thereby it rotates to drive the work piece, guarantee to make the work piece rotate the assigned position and weld, be convenient for weld the different positions of work piece, and the work efficiency is improved.

Drawings

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

Fig. 2 is a side view of the present invention.

In the figure, 1, a base; 2. an active rotating frame; 3. a driven rotating frame; 4. a reduction motor; 5. a bearing seat; 6. a first bearing; 7. a second bearing; 8. a rotating shaft; 9. a first fixing member; 10. a second fixing member; 11. a first positioning pin; 12. a third fixing member; 13. a fourth fixing member; 14. a second positioning pin; 15. covering the blank with a cover; 16. and (4) a spacer bush.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 2, a jib boom welding tool, which is characterized by comprising a base 1, two ends of the base 1 are respectively provided with a driving rotating frame 2 and a driven rotating frame 3 in a rotating manner, one end of the base 1 is fixed with a speed reduction motor 4, an output shaft of the speed reduction motor 4 is fixedly connected with the driving rotating frame 2, the driving rotating frame 2 is provided with a first fixing mechanism capable of fixing a workpiece, the other end of the base 1 is fixed with a bearing seat 5, the bearing seat 5 is provided with a through hole, the through hole is internally provided with a first bearing 6, a second bearing 7 and a rotating shaft 8 inserted in the first bearing 6 and the second bearing 7, one end of the rotating shaft 8 is fixedly connected with the driven rotating frame 3, and the driven rotating frame 3 is provided with a second fixing mechanism capable of fixing the workpiece.

The utility model discloses it is fixed through first fixed establishment and second fixed establishment respectively with the work piece both ends, guarantees the fixed to the work piece, then gear motor 4 drive initiative rotating turret 2 rotates, and driven rotation rotates on base 1 through pivot 8 to drive the work piece and rotate, guarantee to make the work piece rotate the assigned position and weld, be convenient for to the welding of work piece.

Specifically, the first fixing mechanism comprises a first fixing piece 9 and a plurality of second fixing pieces 10, the first fixing piece 9 is fixed on the driving rotating frame 2, a first positioning hole is formed in the first fixing piece 9, a first positioning pin 11 is inserted into the first positioning hole, and the plurality of second fixing pieces 10 are fixed on the driving rotating frame 2. According to the structure, one end of a workpiece is placed on the second fixing piece 10, and then the positioning pin I11 is inserted into the positioning hole I and the workpiece to fix the workpiece, so that the workpiece is fixed, and the workpiece is prevented from loosening and falling off in the welding process.

Specifically, the second fixing mechanism includes a third fixing member 12 and a plurality of fourth fixing members 13, the third fixing member 12 is fixed on the driven rotating frame 3, a second positioning hole is formed in the third fixing member 12, a second positioning pin 14 is inserted into the second positioning hole, and the plurality of fourth fixing members 13 are fixed on the driven rotating frame 3. According to the structure, the other end of the workpiece is placed on the fourth fixing piece 13, and then the second positioning pin 14 is inserted into the second positioning hole and the workpiece, so that the workpiece is fixed, and the workpiece is prevented from falling off in the welding process.

Specifically, the driving turret 2 and the driven turret 3 are both triangular in shape.

Specifically, the second fixing member 10 and the fourth fixing member 13 have a limiting groove for placing a workpiece thereon. The structure ensures the fixation of the workpiece by placing the workpiece in the limiting groove.

Specifically, a blank cap 15 is fixed on the bearing seat 5. This structure seals the through-hole in the bearing housing 5 against the ingress of dust.

Specifically, the rotating shaft 8 is sleeved with a spacer 16, and the spacer 16 is located between the first bearing 6 and the second bearing 7. The structure ensures that the distance between the first bearing 6 and the second bearing 7 is limited, and the play and the pre-pressure of the bearings are adjusted.

The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a jib loading boom welding frock, its characterized in that includes the base, the base both ends rotate respectively and be provided with initiative rotating turret and driven rotating turret, the base on one end be fixed with gear motor, gear motor's output shaft and initiative rotating turret fixed linking to each other, the initiative rotating turret on be provided with the first fixed establishment that can fixed work piece, the base on the other end be fixed with the bearing frame, the bearing frame on seted up the through-hole, the through-hole in be provided with bearing one, bearing two and insert the pivot of establishing in bearing one and bearing two, pivot one end and driven rotating turret fixed linking to each other, driven rotating turret on be provided with the second fixed establishment that can fix the work piece.

2. The boom welding tool according to claim 1, wherein the first fixing mechanism comprises a first fixing member and a plurality of second fixing members, the first fixing member is fixed on the driving rotating frame, a first positioning hole is formed in the first fixing member, a first positioning pin is inserted into the first positioning hole, and the plurality of second fixing members are fixed on the driving rotating frame.

3. The boom welding tool according to claim 2, wherein the second fixing mechanism comprises a third fixing member and a plurality of fourth fixing members, the third fixing member is fixed on the driven rotating frame, a second positioning hole is formed in the third fixing member, a second positioning pin is inserted into the second positioning hole, and the plurality of fourth fixing members are fixed on the driven rotating frame.

4. The boom welding tool according to claim 1, wherein the driving rotating frame and the driven rotating frame are both triangular in shape.

5. The boom welding tool according to claim 3, wherein the second fixing member and the fourth fixing member have limiting grooves for placing a workpiece.

6. The boom welding tool according to claim 1, wherein a blank cap is fixed on the bearing seat.

7. The boom welding tool according to claim 1, wherein a spacer bush is sleeved on the rotating shaft.