CN220943521U - Gear hobbing clamp for shaft gear parts - Google Patents
Gear hobbing clamp for shaft gear parts Download PDFInfo
- Publication number
- CN220943521U CN220943521U CN202322502907.5U CN202322502907U CN220943521U CN 220943521 U CN220943521 U CN 220943521U CN 202322502907 U CN202322502907 U CN 202322502907U CN 220943521 U CN220943521 U CN 220943521U
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- adapter
- cavity
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- positioning block
- clamp
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- 230000005526 G1 to G0 transition Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a gear hobbing clamp for shaft teeth parts, which comprises a body, wherein the top of the body is sleeved with a support, two first cavities with reduced diameters from bottom to top and a first cavity are formed in the body, a adapter and a positioning block are sequentially arranged in the first cavity from bottom to top, the adapter comprises a adapter disc and an adapter rod which are connected with a stationary phase, and the adapter rod extends downwards out of the second cavity; a gap exists between the top of the positioning block and the top inner wall of the second cavity; through the cooperation setting adapter and rise the cover and reciprocate, the pulling adapter drives and rises the cover and rise tightly to loosen, presss from both sides tight part and carries out the gear hobbing processing on the digit control machine tool, can greatly satisfy the axle type part gear hobbing processing work in the certain limit, can construct furthest and solve the problem that can't process great part because the lathe structure, also solved current gear hobbing anchor clamps simultaneously can't satisfy the technical problem who is connected and accords with the requirement of tightening with the lathe.
Description
Technical Field
The utility model belongs to the field of machining, and relates to a clamp, in particular to a gear hobbing clamp for shaft gear parts.
Background
The clamp is widely applied to mechanical and non-mechanical machining processes, and besides a machine tool, the clamp has the greatest influence on the quality of a machined part. Currently, the types of clamps commonly used are: manual clamp, hydraulic clamp, electric clamp, pneumatic clamp, electromagnetic hydraulic clamp and other combined clamp.
The hobbing clamp in the hydraulic clamp is still widely applied in the small-batch production stage of single-piece, small-batch and batch products. It has the following significant advantages: the fixture has the advantages of short design time, short manufacturing period, low comprehensive cost and strong flexibility (easy transformation); however, the following problems exist in the use of the hobbing clamp: the structural design of the connecting part of the hobbing clamp (end driving type and expansion sleeve type) is limited by the structure of the machine tool and the connecting part structure thereof, and aims at the structural defect of the connecting part of the hobbing clamp (end driving type and expansion sleeve type). The clamp structure which meets the clamping requirement and is connected with the machine tool is not easy to design.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model aims to provide a gear hobbing clamp for shaft gear parts, which solves the technical problems that the existing gear hobbing clamp cannot meet the requirements of connection with a machine tool and clamping.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The gear hobbing clamp for the shaft gear parts comprises a body, wherein a support is sleeved on the top of the body, two first cavities and first cavities with reduced diameters are formed in the body from bottom to top, a transfer joint and a positioning block are sequentially arranged in the first cavities from bottom to top, the transfer joint comprises a transfer disc and a transfer rod which are connected with each other through a stationary phase, and the transfer rod extends downwards out of the second cavity; a gap exists between the top of the positioning block and the top inner wall of the second cavity;
the middle part of the positioning block is provided with a vertical through hole, the middle part of the inner wall of the vertical through hole is provided with a convex ring, and the middle part of the adapter plate is provided with two first blind holes and mounting holes, wherein the diameters of the first blind holes and the mounting holes are increased from bottom to top, and the first blind holes and the mounting holes are coaxial with the vertical through hole; the inner diameter of the vertical through hole is larger than that of the mounting hole, and the inner diameter of the convex ring is smaller than that of the mounting hole and larger than that of the first blind hole;
The first cavity is internally provided with an expansion sleeve, and the bottom of the expansion sleeve enters the second cavity to be in threaded connection with the inner wall of the vertical through hole of the positioning block and is contacted with the top of the convex ring;
The expansion sleeve is internally provided with a center, the bottom of the center penetrates through the convex ring to enter the mounting hole, the bottom of the center is provided with a second blind hole, the second blind hole is identical to the first blind hole in inner diameter, one end of a spring is arranged in the second blind hole, and the other end of the spring is arranged in the first blind hole.
The utility model also comprises the following technical characteristics:
the body on be provided with a plurality of first bolt holes, the bottom edge of support seted up a plurality of second bolt holes that correspond with first bolt hole, first bolt hole with the second bolt hole pass through first bolt and link to each other.
The adapter and the positioning block are fixedly connected through a second bolt.
The bottom of the adapter rod is in threaded connection with an external machine tool.
The bottom of the body is connected with an external machine tool through bolts.
Compared with the prior art, the utility model has the beneficial technical effects that:
According to the utility model, the adapter and the expansion sleeve are arranged in a matched manner to move up and down, the adapter is pulled to drive the expansion sleeve to expand and loosen, and the clamping part is subjected to gear hobbing processing on the numerical control machine tool, so that gear hobbing processing work of shaft parts in a certain range can be greatly met, the problem that large parts cannot be processed due to the machine tool structure can be solved to the greatest extent, and meanwhile, the technical problem that the existing gear hobbing clamp cannot be connected with the machine tool at the same time and meets the clamping requirement is solved.
And (II) the gear hobbing clamp disclosed by the utility model has the advantages of reasonable technology, convenience in operation, good fixing effect, flexibility and convenience in use, wide application range, high interchangeability and capability of assembling a quick-change structure.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the body of the present utility model;
FIG. 3 is a schematic cross-sectional view of an adapter according to the present utility model;
FIG. 4 is a schematic view of a three-dimensional structure of a body according to the present utility model;
FIG. 5 is a schematic cross-sectional structural view of a support in accordance with the present utility model;
FIG. 6 is a schematic cross-sectional view of the expansion shell of the present utility model;
The meaning of each reference numeral in the figures is: the device comprises a body, a support, a 3-adapter, a 4-positioning block, a 5-expansion sleeve, a 6-center, a 7-second blind hole, an 8-spring, a 9-first bolt hole, a 10-second bolt hole, a 11-first bolt and a 12-second bolt, wherein the body is provided with a first hole, a second hole, a third hole and a fourth hole;
101-first cavity, 102-first cavity;
301-a switching disc, 302-a switching rod, 303-a first blind hole and 304-a mounting hole;
401-vertical through holes, 402-convex rings.
The following examples illustrate the utility model in further detail.
Detailed Description
All parts in the present utility model are known in the art, unless otherwise specified.
The following specific embodiments of the present utility model are provided, and it should be noted that the present utility model is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical scheme of the present utility model fall within the protection scope of the present utility model.
The utility model provides a hobbing clamp for shaft teeth parts, which is shown in fig. 1 to 6, and comprises a body 1, wherein a support 2 is sleeved on the top of the body 1, two first cavities 101 and first cavities 102 with reduced diameters are formed in the body 1 from bottom to top, an adapter 3 and a positioning block 4 are sequentially arranged in the first cavities 101 from bottom to top, the adapter 3 comprises an adapter plate 301 and an adapter rod 302 which are fixedly connected, and the adapter rod 302 extends downwards out of the second cavities 102; a gap exists between the top of the positioning block 4 and the top inner wall of the second cavity 102;
A vertical through hole 401 is formed in the middle of the positioning block 4, a convex ring 402 is arranged in the middle of the inner wall of the vertical through hole 401, and two first blind holes 303 and mounting holes 304 which are increased in diameter from bottom to top and coaxial with the vertical through hole 401 are formed in the middle of the adapter plate 301; the inner diameter of the vertical through hole 401 is larger than the inner diameter of the mounting hole 304, and the inner diameter of the convex ring 402 is smaller than the inner diameter of the mounting hole 304 and larger than the inner diameter of the first blind hole 303;
The first cavity 101 is internally provided with an expansion sleeve 5, and the bottom of the expansion sleeve 5 enters the second cavity 102 to be in threaded connection with the inner wall of the vertical through hole 401 of the positioning block 4 and is contacted with the top of the convex ring 402;
The expansion sleeve 5 is internally provided with a center 6, the bottom of the center 6 passes through the convex ring 402 and enters the mounting hole 304, the bottom of the center 6 is provided with a second blind hole 7, the second blind hole 7 is the same as the inner diameter of the first blind hole 303, one end of a spring 8 is arranged in the second blind hole 7, and the other end of the spring 8 is arranged in the first blind hole 303.
Among the above-mentioned technical scheme, set up adapter 3 and rise cover 5 through the cooperation and reciprocate, pulling adapter 3, and then drive and rise cover 5 and rise tightly to loosen, press from both sides the gear hobbing processing on the digit control machine tool of tight part, can greatly satisfy the axle type part gear hobbing processing work in the certain limit, can construct furthest and solve the problem that can't process great part because the lathe structure leads to, also solved simultaneously that current gear hobbing anchor clamps can't satisfy simultaneously and be connected with the lathe and accord with the technical problem who adds the tight requirement.
The body 1 is provided with a plurality of first bolt holes 9, and a plurality of second bolt holes 10 corresponding to the first bolt holes 9 are formed in the bottom edge of the support 2, and the first bolt holes 9 are connected with the second bolt holes 10 through first bolts 11.
The adapter 3 is fixedly connected with the positioning block 4 through a second bolt 12.
The threaded connection between the bottom of the adapter rod 302 and the external machine tool.
The bottom of the body 1 is connected with an external machine tool through bolts.
Claims (5)
1. The utility model provides a tooth clamp is rolled to axle tooth class part, includes body (1), its characterized in that, the top cover of body (1) be equipped with support (2), body (1) inside set up two first cavity (101) and second cavity (102) that reduce from bottom to top diameter, first cavity (101) in set gradually adapter (3) and locating piece (4) from bottom to top, adapter (3) including fixed adapter disk (301) and adapter rod (302) that link to each other, adapter rod (302) stretch out downwards second cavity (102); a gap exists between the top of the positioning block (4) and the top inner wall of the second cavity (102);
The middle part of the positioning block (4) is provided with a vertical through hole (401), the middle part of the inner wall of the vertical through hole (401) is provided with a convex ring (402), and the middle part of the switching disc (301) is provided with two first blind holes (303) and mounting holes (304) which are increased from bottom to top in diameter and are coaxial with the vertical through hole (401); the inner diameter of the vertical through hole (401) is larger than the inner diameter of the mounting hole (304), and the inner diameter of the convex ring (402) is smaller than the inner diameter of the mounting hole (304) and larger than the inner diameter of the first blind hole (303);
The first cavity (101) is internally provided with an expansion sleeve (5), the bottom of the expansion sleeve (5) enters the second cavity (102) to be in threaded connection with the inner wall of the vertical through hole (401) of the positioning block (4) and is contacted with the top of the convex ring (402);
The expansion sleeve (5) in be provided with top (6), the bottom of top (6) pass bulge loop (402) get into mounting hole (304) in, top (6) bottom seted up second blind hole (7), second blind hole (7) with the internal diameter of first blind hole (303) the same, second blind hole (7) in be provided with the one end of spring (8), the other end setting of spring (8) be in first blind hole (303).
2. The gear hobbing clamp for shaft and gear parts according to claim 1, wherein the body (1) is provided with a plurality of first bolt holes (9), the bottom edge of the support (2) is provided with a plurality of second bolt holes (10) corresponding to the first bolt holes (9), and the first bolt holes (9) are connected with the second bolt holes (10) through first bolts (11).
3. The gear hobbing clamp for shaft gear parts according to claim 1, wherein the adapter (3) and the positioning block (4) are fixedly connected through a second bolt (12).
4. The tooth-on-roll clamp of claim 1, wherein the adapter rod (302) has a threaded connection between the bottom and an external machine tool.
5. The hobbing clamp for shaft teeth parts according to claim 1, characterized in that the bottom of the body (1) is connected with an external machine tool by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322502907.5U CN220943521U (en) | 2023-09-14 | 2023-09-14 | Gear hobbing clamp for shaft gear parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322502907.5U CN220943521U (en) | 2023-09-14 | 2023-09-14 | Gear hobbing clamp for shaft gear parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220943521U true CN220943521U (en) | 2024-05-14 |
Family
ID=90980644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322502907.5U Active CN220943521U (en) | 2023-09-14 | 2023-09-14 | Gear hobbing clamp for shaft gear parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220943521U (en) |
-
2023
- 2023-09-14 CN CN202322502907.5U patent/CN220943521U/en active Active
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