CN220445766U - Auxiliary self-centering tool for processing transmission shaft - Google Patents
Auxiliary self-centering tool for processing transmission shaft Download PDFInfo
- Publication number
- CN220445766U CN220445766U CN202321854146.3U CN202321854146U CN220445766U CN 220445766 U CN220445766 U CN 220445766U CN 202321854146 U CN202321854146 U CN 202321854146U CN 220445766 U CN220445766 U CN 220445766U
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- base
- transmission shaft
- groove
- centering
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 48
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 18
- 238000003754 machining Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model belongs to the technical field of transmission shaft machining, and particularly relates to a transmission shaft machining auxiliary self-centering tool which comprises a base, wherein an arc-shaped groove is formed in the upper end face of the base, and three clamping mechanisms are distributed in the arc-shaped groove through a stabilizing hole annular array; the inside adjusting part that is provided with through arc sliding tray of base, the inside drive assembly that is provided with through the mounting groove of base, drive assembly drive adjusting part remove and then drive three fixture and realize stretching out in step/retrieve the removal for solve the side fixed jig and the bottom roof in the transmission shaft processing with the auxiliary centering frock that mention in the background art can not realize synchronous movement when adjusting, need adjust respectively, make the not good problem of self-centering effect.
Description
Technical Field
The utility model belongs to the technical field of transmission shaft machining, and particularly relates to a transmission shaft machining auxiliary self-centering tool.
Background
The transmission shaft is an important part for transmitting power in a transmission system, one end of the transmission shaft is required to be clamped in the chuck in the processing process, the chuck drives the transmission shaft to rotate, and a corresponding transmission structure is processed on the peripheral side surface of the transmission shaft.
For example, an auxiliary centering tool for processing an automobile transmission shaft is disclosed in the application number CN202220757963.6, and is characterized in that a base is provided with a transmission shaft setting hole in a penetrating manner in the middle of the base, one side of the upper end of the base is fixedly provided with a horizontal sliding rail, symmetrical sliding connection is arranged on the horizontal sliding rail, the lower end of the side fixing jig is positioned in the transmission shaft setting hole, the upper end of the base is fixedly connected with a vertical guide plate, the vertical guide plate is slidingly connected with a vertical sliding block, the front end of the vertical sliding block is symmetrically hinged with a connecting rod, one ends of the connecting rods on two sides, far away from the vertical sliding block, are respectively hinged with the two side fixing jigs, and the bottom of the transmission shaft setting hole is provided with a bottom top plate; the device provides support for the transmission shaft through the bottom top plate, then the transmission column side clamping plates on two sides are driven to move inwards synchronously through the hinged transmission structure, the side edges of the transmission shaft are positioned, and the axis of the transmission shaft during processing can be effectively ensured to coincide with the axis of the chuck through auxiliary centering in three directions;
but two fixed jigs in the device are through vertical slider and connecting rod combination realization regulation removal, and bottom roof relies on lift linear electric motor to realize adjusting movement, so lead to fixed jig of side and bottom roof to realize synchronous movement when adjusting, need adjust respectively for self-centering effect is not good.
Disclosure of Invention
Based on the problems mentioned in the background art, the utility model provides a transmission shaft machining auxiliary self-centering tool, which is used for solving the problems that a side fixing tool and a bottom top plate in the transmission shaft machining auxiliary centering tool mentioned in the background art cannot realize synchronous movement during adjustment and need to be adjusted respectively, so that the self-centering effect is poor.
The technical scheme adopted by the utility model is as follows:
the auxiliary self-centering tool for processing the transmission shaft comprises a base, wherein an arc-shaped groove is formed in the upper end face of the base, and three clamping mechanisms are distributed in the arc-shaped groove through a stabilizing hole annular array;
the base is internally provided with an adjusting component through an arc sliding groove, the base is internally provided with a driving component through a mounting groove, and the driving component drives the adjusting component to move so as to drive three clamping mechanisms to realize synchronous stretching/recycling movement.
On the basis of the technical scheme, the utility model also improves the following steps:
further, fixture includes the mount pad, mount pad one side is provided with stable post, and stable post wears to establish in the stability hole, be provided with a plurality of roller on the arc wall of mount pad, be provided with reset spring between the tip fixed disk of stable post and the stability hole bottom.
Further, the adjusting part includes arc piece and support, the arc piece sets up in the arc sliding tray, the inside wall of arc piece is provided with three and supports and move the portion, the support is provided with three, and sets up respectively in the mount pad that corresponds one side that is close to the arc recess cell wall, three the support is close to the one end that corresponds to move the portion all is provided with the cylinder.
Further, the drive assembly includes the axis of rotation, the axis of rotation sets up inside the base, the axis of rotation is provided with worm section of thick bamboo on being located the body of rod of mounting groove, the lateral wall of arc piece is provided with the worm wheel piece.
Further, the rotating shaft penetrates through one end outside the base and is provided with a hand wheel.
Further, the back side of the base is detachably provided with a buckle plate through a bolt.
The utility model has the beneficial effects that:
1. through the three clamping mechanisms, after the transmission shaft is placed in the arc-shaped groove of the base, the bottom and two sides of the transmission shaft can be respectively clamped by the three clamping mechanisms so as to assist in supporting the rotating transmission shaft, and disturbance generated in the rotating process of the transmission shaft during processing is avoided;
2. through the drive assembly and the adjustment assembly combination that set up, can drive adjustment assembly through rotating drive assembly and remove, and can drive three fixture and realize stretching out in step/retracting and remove round the central line of transmission shaft when adjustment assembly removes, the displacement of three can not produce the deviation, and self-centering effect is better.
Drawings
The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a block diagram of a drive shaft machining-assisted self-centering tool of the present utility model;
FIG. 2 is an internal structural diagram of a transmission shaft machining auxiliary self-centering tool of the utility model;
fig. 3 is a back cross-sectional view of a drive shaft machining-assisted self-centering tool of the utility model.
The drawings are noted as follows:
1. a base; 101. an arc-shaped groove; 102. a stabilizing hole; 103. an arc-shaped sliding groove; 104. a mounting groove; 2. a clamping mechanism; 201. a mounting base; 202. a roll shaft; 203. a stabilizing column; 204. a return spring; 3. a buckle plate; 4. an adjustment assembly; 401. an arc-shaped block; 402. an abutting part; 403. a bracket; 404. a roller; 5. a drive assembly; 501. a rotating shaft; 502. a worm barrel; 503. a worm wheel block; 504. and a hand wheel.
Detailed Description
As shown in fig. 1 to 3, a transmission shaft processing auxiliary self-centering tool comprises a base 1, wherein the base 1 can be arranged on a guide rail of a machine tool, an arc-shaped groove 101 is formed in the upper end surface of the base 1, and after one end of a transmission shaft is clamped on a chuck, a shaft body of the transmission shaft can be placed in the arc-shaped groove 101;
referring to fig. 1 and 3, three clamping mechanisms 2 are distributed in an arc-shaped groove 101 in an annular array through a stabilizing hole 102, each clamping mechanism 2 comprises a mounting seat 201, a stabilizing column 203 is arranged on one side of each mounting seat 201, each stabilizing column 203 is arranged in each stabilizing hole 102 in a penetrating mode, the mounting seats 201 are arranged in the arc-shaped groove 101, a plurality of roll shafts 202 are arranged on the arc-shaped wall of each mounting seat 201, friction between the arc-shaped wall of each mounting seat 201 and the shaft body of a transmission shaft can be reduced by the aid of the corresponding roll shafts 202, a reset spring 204 is arranged between an end fixing disc of each stabilizing column 203 and the hole bottom of each stabilizing hole 102, and when the reset spring 204 rebounds, the fixing disc at the end of each stabilizing column 203 can be propped against, so that the mounting seats 201 are driven to move towards the side wall close to the arc-shaped groove 101;
referring to fig. 2, an adjusting component 4 is arranged in the base 1 through an arc sliding groove 103, the adjusting component 4 comprises an arc block 401 and a bracket 403, the arc block 401 is arranged in the arc sliding groove 103, three propping parts 402 are arranged on the inner side wall of the arc block 401, the brackets 403 are respectively arranged on one side, close to the groove wall of the arc groove 101, of the corresponding mounting seat 201, rollers 404 are respectively arranged on one ends, close to the corresponding propping parts 402, of the three brackets 403, and friction between the ends of the brackets 403 and the propping parts 402 can be reduced by the arranged rollers 404; when the arc-shaped block 401 moves anticlockwise in the arc-shaped sliding groove 103, the three propping parts 402 can prop against the rollers 404 at the end parts of the corresponding brackets 403, so that each bracket 403 moves out of the arc-shaped sliding groove 103, and each mounting seat 201 is propped against to realize synchronous approaching movement;
referring to fig. 2, a driving component 5 is arranged in a base 1 through a mounting groove 104, the driving component 5 comprises a rotating shaft 501, the rotating shaft 501 is arranged in the base 1, a worm cylinder 502 is arranged on a rod body of the rotating shaft 501 positioned in the mounting groove 104, a worm wheel block 503 is arranged on the outer side wall of an arc-shaped block 401, and a hand wheel 504 is arranged at one end of the rotating shaft 501 penetrating through the outside of the base 1; the rotation of the rotation shaft 501 can be driven by rotating the hand wheel 504, so as to drive the worm cylinder 502 to rotate, and the arc-shaped block 401 can move in the arc-shaped sliding groove 103 after the worm cylinder 502 is meshed with the worm wheel block 503 for transmission;
referring to fig. 1, a buckle plate 3 is detachably provided on the back side of a base 1 through bolts, and the provided buckle plate 3 can shield components inside the base 1.
Referring to fig. 1 to 3, in use, the base 1 is mounted on a guide rail of a machine tool, one end of a transmission shaft is clamped on a chuck of the machine tool, a shaft body of the transmission shaft is arranged in an arc-shaped groove 101 of the base 1, then a rotation wheel 504 is rotated to drive a rotation shaft 501 to rotate so as to drive a worm cylinder 502 to rotate, after the worm cylinder 502 is meshed with a worm wheel block 503 for transmission, an arc block 401 moves anticlockwise in an arc-shaped sliding groove 103, in the anticlockwise moving process of the arc block 401, three abutting parts 402 on the inner side of the arc block 401 can abut against rollers 404 on the end parts of corresponding brackets 403, so that each bracket 403 moves out of the arc-shaped sliding groove 103, in the moving process of the brackets 403, a reset spring 204 contracts, so that the abutting three mounting seats 201 realize synchronous approaching movement, the rollers 404 on the three mounting seats 201 synchronously move to be attached to the shaft body of the transmission shaft, the self-centering effect is good, and the transmission shaft is supported in an auxiliary supporting manner, and disturbance phenomenon generated in the rotating process of the transmission shaft is avoided;
after the processing is finished, the rotating shaft 501 can be driven to rotate by reversing the hand wheel 504, after the worm cylinder 502 and the worm wheel block 503 are meshed and transmitted, the arc block 401 can move clockwise in the arc sliding groove 103, the support of the support 403 by the support moving part 402 can be released in the clockwise moving process of the arc block 401, at the moment, the compressed reset spring 204 rebounds to support the fixed disc at the end part of the moving stabilizing column 203, and then the mounting seat 201 is driven to move towards the side wall close to the arc groove 101, so that the three mounting seats 201 synchronously move away from each other, namely the clamping of the shaft body of the transmission shaft is released.
The present utility model has been described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. The utility model provides a transmission shaft processing is supplementary from centering frock which characterized in that: the device comprises a base (1), wherein an arc-shaped groove (101) is formed in the upper end face of the base (1), and three clamping mechanisms (2) are distributed in the arc-shaped groove (101) through a stabilizing hole (102) in an annular array;
the novel automatic lifting device is characterized in that an adjusting component (4) is arranged inside the base (1) through an arc sliding groove (103), a driving component (5) is arranged inside the base (1) through a mounting groove (104), and the driving component (5) drives the adjusting component (4) to move so as to drive three clamping mechanisms (2) to synchronously stretch out/recover.
2. The transmission shaft machining auxiliary self-centering tool as claimed in claim 1, wherein: the clamping mechanism (2) comprises a mounting seat (201), a stabilizing column (203) is arranged on one side of the mounting seat (201), the stabilizing column (203) is arranged in the stabilizing hole (102) in a penetrating mode, a plurality of roller shafts (202) are arranged on the arc-shaped wall of the mounting seat (201), and a reset spring (204) is arranged between an end fixing disc of the stabilizing column (203) and the bottom of the stabilizing hole (102).
3. The transmission shaft machining auxiliary self-centering tool as claimed in claim 2, wherein: the adjusting component (4) comprises an arc-shaped block (401) and a support (403), wherein the arc-shaped block (401) is arranged in an arc-shaped sliding groove (103), three propping and moving parts (402) are arranged on the inner side wall of the arc-shaped block (401), the support (403) is provided with three, and the three are respectively arranged on one side, close to the groove wall of the arc-shaped groove (101), of a corresponding mounting seat (201), and the three are respectively provided with a roller (404) at one end, close to the corresponding propping and moving part (402), of the support (403).
4. A drive shaft machining assist self-centering tooling as claimed in claim 3, wherein: the driving assembly (5) comprises a rotating shaft (501), the rotating shaft (501) is arranged inside the base (1), a worm cylinder (502) is arranged on a rod body of the rotating shaft (501) positioned in the mounting groove (104), and a worm wheel block (503) is arranged on the outer side wall of the arc-shaped block (401).
5. The transmission shaft machining auxiliary self-centering tool as claimed in claim 4, wherein: and a hand wheel (504) is arranged at one end of the rotating shaft (501) penetrating out of the base (1).
6. The transmission shaft machining auxiliary self-centering tool as claimed in claim 1, wherein: the back side of the base (1) is detachably provided with a buckle plate (3) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854146.3U CN220445766U (en) | 2023-07-14 | 2023-07-14 | Auxiliary self-centering tool for processing transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854146.3U CN220445766U (en) | 2023-07-14 | 2023-07-14 | Auxiliary self-centering tool for processing transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220445766U true CN220445766U (en) | 2024-02-06 |
Family
ID=89733659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321854146.3U Active CN220445766U (en) | 2023-07-14 | 2023-07-14 | Auxiliary self-centering tool for processing transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220445766U (en) |
-
2023
- 2023-07-14 CN CN202321854146.3U patent/CN220445766U/en active Active
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