CN217413876U

CN217413876U - Wafer type puller

Info

Publication number: CN217413876U
Application number: CN202221561582.7U
Authority: CN
Inventors: 张全; 张现青; 曾勇; 杨勇; 潘富停; 李金霞; 姬辉
Original assignee: State Power Investment Group Pingdingshan Thermal Power Co ltd
Current assignee: State Power Investment Group Pingdingshan Thermal Power Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-09-13
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a horse is drawn to wafer formula, including first crossbeam and second crossbeam, first crossbeam and second crossbeam symmetry of each other set up, all be provided with two clamping jaws on the first crossbeam and on the second crossbeam, two on the first crossbeam the clamping jaw symmetry of each other sets up, two on the second crossbeam the clamping jaw symmetry of each other sets up, one side of first crossbeam and one side of second crossbeam are connected through first connecting piece, the opposite side of first crossbeam and the opposite side of second crossbeam pass through the second connecting piece and connect, the central point of first crossbeam puts and the central point of second crossbeam puts and all is provided with the through-hole. The bearing dismounting tool can be suitable for dismounting the bearing on the surface of the long shaft, greatly facilitates dismounting operation of operators, and improves working efficiency of the operators.

Description

Wafer type puller

Technical Field

The utility model belongs to the technical field of mechanical tool sets up, especially, relate to a butt clamp formula draws horse.

Background

The puller is a tool for disassembling various machines. The puller is suitable for overhauling railway vehicles, mechanically installing, maintaining mines and disassembling round workpieces such as belt pulleys, gears, bearings and the like in various mechanical equipment. In the mechanical equipment disassembly process, the phenomenon that a plurality of bearings or a plurality of gears are arranged on the shaft can be met, the length of the shaft is long, the bearings or the gears are located in the middle of the shaft, the common puller is not suitable any more at the moment, the work of disassembling the bearings or the gears cannot be completed, and great inconvenience is caused to the disassembly action of workers.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a butt clamp formula draws horse can be applicable to the bearing dismantlement on major axis surface, and very big dismantlement operation that has made things convenient for the operation personnel has improved operation personnel's work efficiency.

The utility model provides a following technical scheme:

the utility model provides a horse is drawn to wafer formula, includes first crossbeam and second crossbeam, first crossbeam and second crossbeam symmetry of each other set up, all be provided with two clamping jaws on the first crossbeam and on the second crossbeam, two on the first crossbeam the clamping jaw symmetry of each other sets up, two on the second crossbeam the clamping jaw symmetry of each other sets up, one side of first crossbeam and one side of second crossbeam are connected through first connecting piece, the opposite side of first crossbeam and the opposite side of second crossbeam pass through the second connecting piece and connect, the central point of first crossbeam puts and the central point of second crossbeam puts and all is provided with the through-hole.

Preferably, first connecting piece includes first threaded rod, second threaded rod, first fixed block, second fixed block and first screwed pipe, first fixed block is connected with first crossbeam, the second fixed block is connected with the second crossbeam, the one end of first threaded rod is run through first fixed block and is connected, and the other end is connected with first screwed pipe, the one end of second threaded rod is run through the second fixed block, and the other end is connected with the other end of first screwed pipe, the axial direction slip of first threaded rod can be followed to first fixed block, the second fixed block can slide at the axial direction of second threaded rod.

Preferably, the screw direction of the first threaded rod is opposite to that of the second threaded rod, and the first threaded pipe is provided with internal threads matched with the first threaded rod and the second threaded rod.

Preferably, the first threaded rod and the second threaded rod are both provided with limit nuts matched with the first threaded rod and the second threaded rod.

Preferably, the second connecting piece includes third threaded rod, fourth threaded rod, second screwed pipe, third fixed block and fourth fixed block, the one end and the third fixed block threaded connection of third threaded rod, the other end and the second screwed pipe threaded connection of third threaded rod, the one end and the fourth fixed block threaded connection of fourth threaded rod, the other end and second screwed pipe threaded connection.

Preferably, the first cross beam and the second cross beam are both provided with slide rails, the slide rails are provided with slide blocks capable of moving along the length direction of the slide rails, and the clamping jaws are connected with the corresponding slide blocks.

Preferably, the slide rail is provided with a limiting column.

Preferably, blind holes are formed in the two sides of the first cross beam and the two sides of the second cross beam, and fixing columns matched with the blind holes are arranged on the first fixing block, the second fixing block, the third fixing block and the fourth fixing block.

Preferably, a round hole is formed in the middle of the first threaded pipe and the middle of the second threaded pipe, and a connecting rod is inserted into the round hole.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to a horse is drawn to wafer formula can cup joint on the surface of major axis, is applicable to the bearing dismantlement on major axis surface to two bearings can be dismantled in one shot operation, very big dismantlement operation that has made things convenient for the operation personnel, improved operation personnel's work efficiency.

(2) The utility model relates to a horse is drawn to wafer formula, the clamping jaw can be followed the length direction removal of slide rail, can adjust the distance between two clamping jaws to be applicable to the bearing of different diameters, very big has made things convenient for the dismantlement process of bearing.

(3) The utility model relates to a horse is drawn to wafer formula through setting up first connecting piece and second connecting piece, has increased the stability of device, and the use is more stable.

(4) The utility model relates to a horse is drawn to wafer formula, through setting up fixed column and blind hole, the installation of device self is more convenient with the dismantlement process, easy to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a left side view of the present invention shown in fig. 1.

Fig. 3 is a schematic view of the connection between the first beam and the slider according to the present invention.

Fig. 4 is a schematic view of a third threaded rod of the present invention.

In the figure: 1. a first cross member; 2. a slider; 3. a first fixed block; 4. a limit nut; 5. a clamping jaw; 6. a first threaded rod; 7. a first threaded pipe; 8. a second threaded rod; 9. a second cross member; 10. a fourth threaded rod; 11. a second threaded pipe; 12. a third threaded rod; 13. a limiting post; 14. a third fixed block; 15. blind holes; 16. fixing a column; 17. a through hole; 18. an adjusting tube; 19. a second fixed block; 20. a fourth fixed block; 21. a slide rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, a wafer-type puller comprises a first beam 1 and a second beam 9, the first beam 1 and the second beam 9 are symmetrically arranged, two clamping jaws 5 are arranged on the first beam 1 and the second beam 9, the two clamping jaws 5 on the first cross beam 1 are symmetrically arranged, the two clamping jaws 5 on the second cross beam 9 are symmetrically arranged, one side of the first beam 1 is connected with one side of the second beam 9 through a first connecting piece, the other side of the first beam 1 is connected with the other side of the second beam 9 through a second connecting piece, the central position of the first beam 1 and the central position of the second beam 9 are both provided with through holes 17, the through holes 17 are internally provided with adjusting pipes 18, and the adjusting pipes with proper inner diameters are selected according to the diameter of the long shaft, so that the first cross beam 1, the second cross beam 9 and the long shaft are relatively stable.

The first connecting piece comprises a first threaded rod 6, a second threaded rod 8, a first fixed block 3, a second fixed block 19 and a first threaded pipe 7, the first fixed block 3 is connected with a first beam 1, the second fixed block 19 is connected with a second beam 9, one end of the first threaded rod 6 penetrates through the first fixed block 3 to be connected, the other end of the first threaded rod is connected with the first threaded pipe 7, one end of the second threaded rod 8 penetrates through the second fixed block 19, the other end of the second threaded rod is connected with the other end of the first threaded pipe 7, the first fixed block 3 can slide along the axial direction of the first threaded rod 6, specifically, a through hole is arranged on the first fixed block 3, the inner diameter of the through hole is larger than the diameter of the first threaded rod 6, the second fixed block 19 can slide along the axial direction of the second threaded rod 8, and similarly, a through hole is arranged on the second fixed block 19, the diameter of the through hole is larger than that of the second threaded rod.

The screw direction of the first threaded rod 6 is opposite to that of the second threaded rod 8, and the first threaded pipe 7 is provided with internal threads matched with the first threaded rod 6 and the second threaded rod 8. And the first threaded rod 6 and the second threaded rod 8 are both provided with limit nuts 4 matched with the first threaded rod and the second threaded rod. The limiting nut 4 is used for fixing the corresponding first fixing block 3 and the second fixing block 19, and further fixing the first cross beam 1 and the second cross beam 9.

The second connecting piece includes third threaded rod 12, fourth threaded rod 10, second screwed pipe 11, third fixed block 14 and fourth fixed block 20, the one end and the 14 threaded connection of third fixed block of third threaded rod 12, the other end and the 11 threaded connection of second screwed pipe of third threaded rod 12, the one end and the 20 threaded connection of fourth fixed block of fourth threaded rod 10, the other end and 11 threaded connection of second screwed pipe.

All be provided with slide rail 21 on first crossbeam 1 and the second crossbeam 9, be provided with on the slide rail 21 and follow slide rail 21 length direction removes's slider 2, clamping jaw 5 is connected with corresponding slider 2, is connected with slide rail 21 through slider 2, can adjust the distance between two clamping jaws for dismantle the bearing of different diameters. And the slide rail 21 is provided with a limiting column 13.

Blind holes 15 are formed in the two sides of the first cross beam 1 and the two sides of the second cross beam 9, and fixing columns 16 matched with the blind holes 15 are arranged on the first fixing block 3, the second fixing block 19, the third fixing block 14 and the fourth fixing block 20. Round holes are formed in the middle of the first threaded pipe 7 and the middle of the second threaded pipe 11, connecting rods are inserted into the round holes, and the connecting rods are used for rotating the corresponding first threaded pipe 7 or the corresponding second threaded pipe 11.

The device obtained by the technical scheme is a wafer type puller, in the using process, the first beam 1 and the second beam 9 are firstly sleeved on the long shaft, specifically, the long shaft penetrates through the through hole 17, the clamping jaw is moved to be clamped with the bearing, then, the first beam 1 and the second beam 9 are fixed by using the first connecting piece, specifically, the limiting nut 4 is rotated to enable the limiting nut 4 to be in contact with the corresponding first beam 1 and the second beam 9 to realize preliminary fixing, then, the second connecting piece is installed, the second threaded pipe 11 on the second connecting piece is rotated to enable the third threaded rod 12 to move leftwards, the fourth threaded rod 10 moves rightwards, and the purpose of bearing dismounting is realized. In the dismounting process, the first threaded pipe 7 is rotated according to actual needs, so that the first threaded rod 6 moves leftwards, the second threaded rod 8 moves rightwards, the stress balance of the clamping jaw is realized, and the dismounting process is smoother.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a horse is drawn to butt clamp formula, its characterized in that includes first crossbeam (1) and second crossbeam (9), first crossbeam (1) and second crossbeam symmetry setting each other, all be provided with two clamping jaws (5) on first crossbeam (1) and second crossbeam (9), two on first crossbeam (1) clamping jaw (5) symmetry setting each other, two on second crossbeam (9) clamping jaw (5) symmetry setting each other, one side of first crossbeam (1) and one side of second crossbeam (9) are connected through first connecting piece, the opposite side of first crossbeam (1) and the opposite side of second crossbeam (9) are connected through the second connecting piece, the central point of first crossbeam (1) puts and the central point of second crossbeam (9) and all is provided with through-hole (17).

2. Wafer puller according to claim 1, in which the first connection means comprise a first threaded rod (6), a second threaded rod (8), a first fixed block (3), a second fixed block (19) and a first threaded tube (7), the first fixed block (3) is connected with the first beam (1), the second fixed block (19) is connected with the second beam (9), one end of the first threaded rod (6) penetrates through the first fixing block (3) to be connected, the other end of the first threaded rod is connected with the first threaded pipe (7), one end of the second threaded rod (8) penetrates through the second fixed block (19), the other end of the second threaded rod is connected with the other end of the first threaded pipe (7), the first fixed block (3) can slide along the axial direction of the first threaded rod (6), the second fixing block (19) can slide in the axial direction of the second threaded rod (8).

3. The wafer-type puller according to claim 2, characterized in that the first threaded rod (6) has threads with opposite direction to the second threaded rod (8), and the first threaded tube (7) is provided with internal threads adapted to the first threaded rod (6) and the second threaded rod (8).

4. The wafer type puller according to claim 2, wherein the first threaded rod (6) and the second threaded rod (8) are respectively provided with a limit nut (4) matched with the first threaded rod and the second threaded rod.

5. The wafer type puller according to claim 1, wherein the second connecting member comprises a third threaded rod (12), a fourth threaded rod (10), a second threaded tube (11), a third fixing block (14) and a fourth fixing block (20), one end of the third threaded rod (12) is in threaded connection with the third fixing block (14), the other end of the third threaded rod (12) is in threaded connection with the second threaded tube (11), one end of the fourth threaded rod (10) is in threaded connection with the fourth fixing block (20), and the other end of the fourth threaded rod is in threaded connection with the second threaded tube (11).

6. The wafer type puller according to claim 1, wherein each of the first beam (1) and the second beam (9) is provided with a sliding rail (21), the sliding rail (21) is provided with a sliding block (2) capable of moving along the length direction of the sliding rail (21), and the clamping jaw (5) is connected with the corresponding sliding block (2).

7. The wafer type puller according to claim 6, wherein the slide rail (21) is provided with a limiting post (13).