CN215825153U

CN215825153U - Special fixture for processing end face of fork of three-fork universal joint

Info

Publication number: CN215825153U
Application number: CN202121611637.6U
Authority: CN
Inventors: 张朝晖
Original assignee: Zhuji Jingbo Machinery Co ltd
Current assignee: Zhuji Jingbo Machinery Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-02-15
Anticipated expiration: 2031-07-15

Abstract

The utility model relates to the technical field of trident universal joints, in particular to a special fixture for machining the end surface of a trident universal joint fork, which comprises a base main body, wherein one side of the base main body is fixedly connected with a supporting leg, one side of the supporting leg, which is far away from the base main body, is sleeved with an anti-skidding sleeve, one side of the base main body, which is far away from the supporting leg, is fixedly connected with a fixture guide shell, one side of the fixture guide shell is provided with a threaded hole, the inner wall of the fixture guide shell is slidably connected with a fixture base, one side of the fixture base is fixedly provided with a U-shaped clamping block, the inner wall of the U-shaped clamping block and the inner wall of the fixture base are in threaded connection with a dismounting bolt, one side of the fixture guide shell is provided with a bolt guide groove, one side of the fixture base is provided with a concave hole, and the utility model is provided with a height adjusting device and a device convenient for clamping the trident universal joint on the basis of a common fixture, the defects that the height is difficult to adjust and the three-fork universal joint is difficult to clamp are overcome.

Description

Special fixture for processing end face of fork of three-fork universal joint

Technical Field

The utility model relates to the technical field of trident universal joints, in particular to a special fixture for machining an end face of a trident universal joint fork.

Background

The three-pivot universal joint has the advantages of simple structure, small volume, light weight, good lubrication, quick heat dissipation, large bearing capacity, reliable work and the like, and comprises a three-pin frame body provided with a spline inner hole, wherein three-fork joint shafts are uniformly distributed on the outer wall of the three-pin frame body, the shaft necks of the three-fork joint shafts are provided with ball rings through rolling needles and check rings, and the clamping rings are provided with the ball rings; the utility model has the advantages that the thickness of one end surface is increased, the processing is convenient, the contact area with the spline shaft can be increased, and the use strength and the transmission torque of the product are increased.

Add man-hour to the terminal surface of trident universal joint in the existing market, be difficult to the effectual centre gripping that carries on of trident universal joint, cause the unstable of trident universal joint and phenomenon such as drop easily at the in-process of centre gripping, be difficult to adjust highly supporting the trident universal joint, support very unstable, can't cooperate with anchor clamps and use, processing gets up with inconvenient shortcoming.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a special fixture for machining an end face of a fork of a trident universal joint, which has the function of adjusting the height of a base and clamping the trident universal joint and overcomes the defects of difficulty in adjusting the height of the base and clamping the trident universal joint.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a special fixture for machining the end face of a three-fork universal joint fork is designed, and comprises a base main body, wherein one side of the base main body is fixedly connected with a supporting leg, one side of the supporting leg, which is far away from the base main body, is sleeved with an anti-skidding sleeve, one side of the base main body, which is far away from the supporting leg, is fixedly connected with a fixture guide shell, one side of the fixture guide shell is provided with a threaded hole, the inner wall of the fixture guide shell is slidably connected with a fixture base, one side of the fixture base is fixedly provided with a U-shaped clamping block, the inner wall of the U-shaped clamping block and the inner wall of the fixture base are in threaded connection with a dismounting bolt, one side of the fixture guide shell is provided with a bolt guide groove, one side of the fixture base is provided with a concave hole, the inner wall of the threaded hole is in threaded connection with an adjusting screw rod, one end of the adjusting screw rod, which is far away from the adjusting block, is fixedly connected with a limiting block, the middle of base main part one side is seted up and is run through the screw thread trompil, the inner wall threaded connection who runs through the screw thread trompil has high adjusting screw, the one end fixedly connected with of high adjusting screw is adjusted and is revolved the handle, one side fixedly connected with thread bush of landing leg is kept away from to the base main part, the one end that high adjusting screw kept away from to adjust and revolves the handle is rotated and is connected with the baffle, the guide post trompil has all been seted up to baffle one side and the one end that high adjusting screw kept away from to adjust and revolves the handle, guide post trompil inner wall activity is pegged graft and is had dentate guide post, the one side that the landing leg was kept away from to the base main part has seted up the direction fluting, one side fixedly connected with stand pipe that the landing leg was kept away from to the base main part, the baffle is close to high adjusting screw one side fixedly connected with guide post.

Preferably, the anti-skidding sleeves are made of rubber materials, and the number of the anti-skidding sleeves is four.

Preferably, the toothed guide column is made of steel.

Preferably, the adjusting block is designed in a hexagonal structure.

Preferably, the surface of the guide column and the inner wall of the guide groove are in sliding connection with the inner wall of the guide pipe.

Preferably, the inner wall of the concave opening is rotatably connected with the surface of the adjusting screw and the surface of the limiting block.

Compared with the prior art, the utility model has the beneficial effects that: the Y-shaped universal joint is positioned in the inner part of the guide post hole through the replaceable toothed guide post and is positioned at the center of the baffle plate so as to be convenient for limiting the Y-shaped universal joint, the height adjusting screw rod is driven to rotate through rotating the adjusting knob, the baffle plate is driven to ascend or descend through the matching of the height adjusting screw rod and the through thread hole, the horizontal position of the U-shaped clamping block is adjusted, the guide post, the guide pipe and the guide groove are arranged to stably ascend and descend the baffle plate and prevent displacement in the processing process, the adjusting screw rod and the limiting block are driven to transmit through rotating the adjusting block, the clamp base and the U-shaped clamping block are pushed to slide on the inner wall of the clamp guide shell through the matching of the adjusting screw rod and the thread hole to clamp the Y-shaped universal joint, and the U-shaped clamping blocks of different types are replaced through disassembling bolts to clamp different Y-shaped universal joints, adding man-hour at the terminal surface to the trident universal joint in the existing market, be difficult to the effectual centre gripping that carries on of trident universal joint, cause the unstability of trident universal joint and phenomenon such as drop easily at the in-process of centre gripping, it supports the trident universal joint to be difficult to adjust the height, it is very unstable to support, can't cooperate with anchor clamps and use, processing is got up with inconvenient shortcoming, be convenient for to the effectual centre gripping that carries on of trident universal joint, the trident universal joint is difficult for appearing phenomenon such as dropping more steadily at the centre gripping in-process, be convenient for support the trident universal joint adjusting the height, it is more stable to support, cooperate with looks anchor clamps and use, it is more convenient to process.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of a special fixture for machining an end face of a three-fork universal joint fork provided by the utility model;

fig. 2 is a front cross-sectional view of the special fixture for machining the end face of the three-fork universal joint fork provided by the utility model.

In the figure: the fixture comprises a base body 1, supporting legs 2, an anti-skidding sleeve 3, a fixture guide shell 4, a thread opening 5, a fixture base 6, a U-shaped clamping block 7, a disassembly bolt 8, a bolt guide groove 9, a concave opening 10, an adjusting screw 11, an adjusting block 12, a limiting block 13, a thread opening 14, a height adjusting screw 15, an adjusting knob 16, a thread sleeve 17, a baffle 18, a guide post opening 19, a toothed guide post 20, a guide groove 21, a guide pipe 22 and a guide post 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a special fixture for processing the end face of a three-fork universal joint fork comprises a base main body 1, a supporting leg 2 is fixedly connected to one side of the base main body 1, an anti-slip sleeve 3 is sleeved on one side of the supporting leg 2 away from the base main body 1, a fixture guide housing 4 is fixedly connected to one side of the base main body 1 away from the supporting leg 2, a threaded opening 5 is arranged on one side of the fixture guide housing 4, a fixture base 6 is slidably connected to the inner wall of the fixture guide housing 4, a U-shaped clamping block 7 is fixedly installed on one side of the fixture base 6, a dismounting bolt 8 is in threaded connection between the inner wall of the U-shaped clamping block 7 and the inner wall of the fixture base 6, a bolt guide groove 9 is arranged on one side of the fixture guide housing 4, a concave opening 10 is arranged on one side of the fixture base 6, an adjusting screw 11 is in threaded connection with the inner wall of the threaded opening 5, and an adjusting block 12 is fixedly connected to one end of the adjusting screw 11, adjusting screw 11 keeps away from one end fixedly connected with stopper 13 of regulating block 12, the middle of base main body 1 one side has been seted up and has been run through screw thread trompil 14, the inner wall threaded connection who runs through screw thread trompil 14 has high adjusting screw 15, high adjusting screw 15's one end fixedly connected with regulation is revolved 16, base main body 1 keeps away from one side fixedly connected with thread bush 17 of landing leg 2, high adjusting screw 15 keeps away from to adjust revolves 16 one end and rotates and be connected with

baffle

18, 18 one side of baffle and high adjusting screw 15 keep away from to adjust and revolve 16 one end and all seted up

guide post trompil

19, 19 inner wall activities of guide post trompil are pegged graft and are had cusp guide post 20, one side that landing leg 2 was kept away from to base main body 1 is equipped with direction fluting 21, one side fixedly connected with stand pipe 22 that landing leg 2 was kept away from to base main body 1, baffle 18 is close to high adjusting screw 15 one side fixedly connected with guide post 23.

Specifically, antiskid cover 3 adopts the rubber material to make, and 3 quantity of antiskid cover is four, adopts the rubber material to possess fine anti-skidding effect.

Specifically, the dentate guide post 20 is made of steel, and can not lead to guide post displacement and deformation when processing the trident universal joint, and the dentate guide post is removable structure, can change according to the size.

Specifically, regulating block 12 adopts hexagon structural design, adopts the better regulation of hexagon design, also can use the spanner to consolidate.

Specifically, the surfaces of the guide posts 23 and the inner walls of the guide grooves 21 are in sliding connection with the inner walls of the guide pipes 22, so that the stability of the baffle 18 in the lifting process and the machining is ensured.

Specifically, the inner wall of the concave opening 5 is connected with the surface of the adjusting screw rod 11 and the surface of the limiting block 13 in a rotating mode, so that the clamp device can be better adjusted, and the adjusting screw rod 11 is prevented from falling off.

The use principle and the use flow of the utility model are as follows: the replaceable toothed guide post 20 is placed in the guide post opening 19 to position the three-fork universal joint, is placed in the center of the baffle 18 to limit the position of the baffle, the height adjusting screw rod 15 is driven to rotate by rotating the adjusting knob 16, the baffle 18 is driven to ascend or descend by matching the height adjusting screw rod 15 with the through thread opening 14, the horizontal position of the U-shaped clamping block 7 is adjusted, the baffle plate 18 is stably lifted and lowered by arranging the guide post 23, the guide pipe 22 and the guide slot 21 and is prevented from being displaced in the machining process, the adjusting screw 11 and the limiting block 13 are driven to transmit by rotating the adjusting block 12, the clamp base 6 and the U-shaped clamping block 7 are pushed to slide on the inner wall of the clamp guide shell 4 by the matching of the adjusting screw 11 and the threaded opening 5 to clamp the trifurcate universal joint, the U-shaped clamping blocks 7 of different types are replaced by disassembling bolts 8 to clamp different three-fork universal joints.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 special fixture for machining the end face of the three-fork universal joint fork comprises a base main body (1) and is characterized in that a supporting leg (2) is fixedly connected to one side of the base main body (1), an anti-skidding sleeve (3) is sleeved on one side, away from the base main body (1), of the base main body (1), a fixture guide shell (4) is fixedly connected to one side, away from the supporting leg (2), of the base main body (1), a threaded hole (5) is formed in one side of the fixture guide shell (4), a fixture base (6) is slidably connected to the inner wall of the fixture guide shell (4), a U-shaped clamping block (7) is fixedly installed on one side of the fixture base (6), a dismounting bolt (8) is connected to the inner wall of the U-shaped clamping block (7) and the inner wall of the fixture base (6) in a threaded manner, a bolt guide groove (9) is formed in one side of the fixture guide shell (4), concave type trompil (10) have been seted up to one side of anchor clamps base (6), the inner wall threaded connection of screw thread trompil (5) has adjusting screw (11), the one end fixedly connected with regulating block (12) of adjusting screw (11), one end fixedly connected with stopper (13) of regulating block (12) are kept away from in adjusting screw (11), run through screw thread trompil (14) have been seted up in the centre of base main part (1) one side, the inner wall threaded connection that runs through screw thread trompil (14) has high adjusting screw (15), the one end fixedly connected with of high adjusting screw (15) is adjusted and is revolved (16), one side fixedly connected with thread bush (17) of landing leg (2) are kept away from in base main part (1), the one end that the regulation was revolved (16) is kept away from in high adjusting screw (15) is rotated and is connected with baffle (18), the one end that the regulation was revolved (16) was kept away from with high adjusting screw (15) in one side of baffle (18) has all seted up and has led To post trompil (19), cusp guide post (20) have been pegged graft in guide post trompil (19) inner wall activity, direction fluting (21) have been seted up to one side that landing leg (2) were kept away from in base main part (1), one side fixedly connected with stand pipe (22) that landing leg (2) were kept away from in base main part (1), baffle (18) are close to height-adjusting screw (15) one side fixedly connected with guide post (23).

2. The special fixture for machining the end face of the trifurcate universal joint fork as claimed in claim 1, wherein the anti-slip sleeves (3) are made of rubber, and the number of the anti-slip sleeves (3) is four.

3. The special fixture for machining the end face of the trifurcate universal joint fork as claimed in claim 1, wherein the toothed guide post (20) is made of steel.

4. The special fixture for machining the end face of the trifurcate universal joint fork as claimed in claim 1, wherein the adjusting block (12) is designed in a hexagonal structure.

5. The special fixture for machining the end face of the trifurcate universal joint fork as claimed in claim 1, wherein the surface of the guide column (23) is in sliding connection with the inner wall of the guide groove (21) and the inner wall of the guide tube (22).

6. The special fixture for machining the end face of the trifurcate universal joint fork as claimed in claim 1, wherein the inner wall of the concave opening (10) is rotatably connected with the surface of the adjusting screw (11) and the surface of the limiting block (13).