CN219521308U - Unequal-height special-shaped connecting arm machining clamp - Google Patents
Unequal-height special-shaped connecting arm machining clamp Download PDFInfo
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- CN219521308U CN219521308U CN202320226773.6U CN202320226773U CN219521308U CN 219521308 U CN219521308 U CN 219521308U CN 202320226773 U CN202320226773 U CN 202320226773U CN 219521308 U CN219521308 U CN 219521308U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model provides a processing clamp for a special-shaped connecting arm with different heights, which comprises a bottom plate, a two-point circular arc supporting body, a three-point anti-slip supporting body, a V-shaped fixed block with a seat, a movable positioning device and a rotary compacting device; the bottom plate is used for supporting and fixing other components of the clamp; the V-shaped fixed block with the seat and the movable positioning device are respectively fixed at two ends of the bottom plate and used for automatically centering and positioning two ends of the unequal-height special-shaped connecting arm; two-point circular arc supporting bodies and three-point anti-slip supporting bodies are fixed between the V-shaped fixed block with the base and the movable positioning device and are used for supporting the bottoms of the irregularly-shaped connecting arms with different heights. The clamp can adapt to special-shaped connecting arms with similar shapes and different sizes by adjusting the distance of the movable V-shaped blocks in the movable positioning device and the angle of the self-adaptive pressing block in the rotary pressing device. The fixture can be installed on different milling machines for use, realizes multiple purposes of one die, can ensure the quality of products and improves the production efficiency.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a machining clamp for a connecting arm with different heights and special shapes.
Background
The bearing wheels on the crawler traveling system are connected with the wheel bodies by adopting connecting arms with different specifications and shapes and different numbers, so that the flexible support of the whole crawler traveling system is realized, the adaptability to different road conditions is improved, and the passing performance of the crawler traveling system is improved.
The machining consistency and the machining precision of the special-shaped connecting arm have very important effects on the matching performance of the wheel body of the whole vehicle and the service life. The processing quality of the special-shaped connecting arm is a key factor affecting the performance of the special-shaped connecting arm. Therefore, it is necessary to improve the machining consistency and machining precision of different types and different shapes of special-shaped connecting arms by designing the non-uniform height special-shaped connecting arm machining clamp, and realize one die for multiple purposes when different machine tools and different similar workpieces are machined.
Disclosure of Invention
First, the technical problem to be solved
The utility model provides a processing clamp for a special-shaped connecting arm with unequal heights, which aims to solve the technical problem of ensuring the consistency and the processing precision of products processed by the special-shaped connecting arm.
(II) technical scheme
In order to solve the technical problems, the utility model provides a processing clamp for a non-uniform height special-shaped connecting arm, which comprises a bottom plate, a two-point circular arc supporting body, a three-point anti-skid supporting body, a V-shaped fixed block with a seat, a movable positioning device and a rotary pressing device; the bottom plate is used for supporting and fixing other components of the clamp; the V-shaped fixed block with the seat and the movable positioning device are respectively fixed at two ends of the bottom plate and used for automatically centering and positioning two ends of the unequal-height special-shaped connecting arm; two-point circular arc supporting bodies and three-point anti-slip supporting bodies are fixed between the V-shaped fixed block with the base and the movable positioning device and are used for supporting the bottoms of the irregularly-shaped connecting arms with different heights.
Further, the bottom plate and the V-shaped fixing block with the seat are manufactured by adopting 45# steel after tempering.
Further, the two-point arc support body and the three-point anti-skid support body are manufactured by adopting 45# steel after tempering, surface hardness is improved through quenching, and the positioning reference surface is precisely ground.
Further, the three-point anti-skid support supports and positions the bottom of the rear end connecting hole of the unequal-height special-shaped connecting arm through three support faces, and the annular anti-skid groove is formed in the support face and used for increasing friction force between the connecting arm and the support face.
Further, the two-point arc supporting body supports and positions the bottoms of the front end connecting holes of the unequal-height special-shaped connecting arms through two supporting faces.
Further, the V-shaped fixed block with the seat comprises a V-shaped fixed block and a supporting seat; the V-shaped fixing block is fixed on the bottom plate through the supporting seat and used for centering and positioning the front end arc surface of the unequal-height special-shaped connecting arm.
Further, the movable positioning device comprises a guide rod fixing seat, a movable V-shaped block, a guide rod and a pushing cylinder; the guide rod fixing seat is provided with a guide rod, the guide rod is provided with a movable V-shaped block, the center of the guide rod fixing seat is provided with a push cylinder, and the push cylinder is connected with the movable V-shaped block; the movable V-shaped block is driven to move along the guide rod through the pushing cylinder, position adjustment is carried out according to the length of the unequal-height special-shaped connecting arm, and the movable V-shaped block is used for centering and positioning the rear end arc surface of the unequal-height special-shaped connecting arm.
Further, the movable special-shaped V-shaped block and the guide rod material are manufactured by adopting 45# steel after tempering.
Further, the rotary pressing device comprises a rotary pressing plate, a self-adaptive pressing block and a corner cylinder; the rotatable pressing plate is connected with the corner cylinder, and the rotatable pressing plate is provided with a self-adaptive pressing block; the self-adaptive pressing block can rotate together with the rotary pressing plate under the drive of the corner cylinder and is used for pressing the top of the unequal-height special-shaped connecting arm; the compression contact surface of the self-adaptive pressing block is provided with an anti-sliding tooth-shaped contact surface for increasing the friction force between the connecting arm and the compression contact surface.
Further, the self-adaptive pressing block is made of high-hardness alloy steel.
(III) beneficial effects
The utility model provides a processing clamp for a special-shaped connecting arm with different heights, which comprises a bottom plate, a two-point circular arc supporting body, a three-point anti-slip supporting body, a V-shaped fixed block with a seat, a movable positioning device and a rotary compacting device; the bottom plate is used for supporting and fixing other components of the clamp; the V-shaped fixed block with the seat and the movable positioning device are respectively fixed at two ends of the bottom plate and used for automatically centering and positioning two ends of the unequal-height special-shaped connecting arm; two-point circular arc supporting bodies and three-point anti-slip supporting bodies are fixed between the V-shaped fixed block with the base and the movable positioning device and are used for supporting the bottoms of the irregularly-shaped connecting arms with different heights. The clamp can adapt to special-shaped connecting arms with similar shapes and different sizes by adjusting the distance of the movable V-shaped blocks in the movable positioning device and the angle of the self-adaptive pressing block in the rotary pressing device. The fixture can be installed on different milling machines for use, realizes multiple purposes of one die, can ensure the quality of products and improves the production efficiency.
Drawings
FIG. 1 is a front view of a machining fixture according to an embodiment of the utility model;
FIG. 2 is a top view of a processing fixture according to an embodiment of the present utility model;
fig. 3 is a front cross-sectional view of a machining fixture according to an embodiment of the utility model.
Detailed Description
To make the objects, contents and advantages of the present utility model more apparent, the following detailed description of the present utility model will be given with reference to the accompanying drawings and examples.
The embodiment provides a processing clamp for a non-uniform height special-shaped connecting arm, which is structurally shown in fig. 1-3 and mainly comprises a bottom plate 1, a two-point circular arc supporting body 2, a three-point anti-slip supporting body 3, a V-shaped fixing block 4 with a seat, a movable positioning device 5 and a rotary compacting device 6.
The bottom plate 1 is manufactured by adopting 45# steel after tempering and is used for supporting and fixing other components of the clamp. The V-shaped fixed block 4 with the base and the movable positioning device 5 are respectively fixed at two ends of the bottom plate 1 and used for automatically centering and positioning two ends of the irregular connecting arm with different heights. Two-point circular arc supporting bodies 2 and three-point anti-slip supporting bodies 3 are fixed between the V-shaped fixed block 4 with the base and the movable positioning device 5 and are used for supporting the bottoms of the irregularly-shaped connecting arms with different heights.
The two-point arc support body 2 and the three-point anti-skid support 3 are both manufactured by adopting 45# steel after hardening and tempering, the surface hardness is improved through quenching, and the positioning reference surface is precisely ground, so that the positioning precision is improved and the service life is prolonged. Wherein, the three-point anti-slip support 3 supports and positions the bottom of the rear end connecting hole of the unequal-height special-shaped connecting arm through three support faces, and the support face is provided with an annular anti-slip groove so as to increase the friction force between the connecting arm and the support face. The two-point arc supporting body 2 supports and positions the bottoms of the front end connecting holes of the unequal-height special-shaped connecting arms through two supporting faces.
The V-shaped fixing block 4 with the seat is manufactured by adopting 45# steel after tempering and processing and comprises a V-shaped fixing block and a supporting seat. The V-shaped fixing block is fixed on the bottom plate 1 through the supporting seat and is used for centering and positioning the front end arc surface of the unequal-height special-shaped connecting arm.
The movable positioning device 5 comprises a guide rod fixing seat, a movable V-shaped block, a guide rod and a pushing cylinder. The guide rod fixing seat is provided with a guide rod, the guide rod is provided with a movable V-shaped block, the center of the guide rod fixing seat is provided with a push cylinder, and the push cylinder is connected with the movable V-shaped block. The movable special-shaped V-shaped block and the guide rod material are manufactured by adopting 45# steel after hardening and tempering. The movable V-shaped block is driven to move along the guide rod through the pushing cylinder so as to adjust the position according to the length of the unequal-height special-shaped connecting arm, and the movable V-shaped block is used for centering and positioning the rear end arc surface of the unequal-height special-shaped connecting arm. The movable positioning device 5 can well adapt to manufacturing errors of workpiece blanks.
The rotary pressing device 6 comprises a rotary pressing plate, a self-adaptive pressing block and a corner cylinder. The rotatable pressing plate is connected with the corner cylinder, and the self-adaptive pressing block is arranged on the rotatable pressing plate. The self-adaptive pressing block is made of high-hardness alloy steel. The self-adaptive pressing block can rotate together with the rotary pressing plate under the drive of the corner cylinder and is used for pressing the top of the unequal-height special-shaped connecting arm. The compression contact surface of the self-adaptive pressing block is provided with an anti-sliding tooth-shaped contact surface so as to increase the friction force between the connecting arm and the compression contact surface.
When the special-shaped connecting arm machining fixture is used, the special-shaped connecting arm machining fixture with different heights is firstly installed on a machine tool workbench and fixed, the special-shaped connecting arm is placed in the fixture, and the special-shaped connecting arm machining fixture is supported through the two-point circular arc supporting body 2 and the three-point anti-slip supporting body 3. The movable V-shaped block is pushed by the oil cylinder, two ends of the special-shaped connecting arm are automatically positioned in a middle mode by the movable V-shaped block and the V-shaped fixed block 4 with the base, and then the top of the special-shaped connecting arm is pressed and fixed by the rotary pressing plate and the self-adaptive pressing block on the rotary pressing device 6.
The processing clamp disclosed by the utility model can solve the self-adaptability problem of irregular and different blanks of the connecting arm parts with different heights, realize reliable and stable positioning and clamping, and process qualified products. The clamp is suitable for being installed on all milling machines, so that the production efficiency is further improved.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (10)
1. The processing clamp for the irregular connecting arm is characterized by comprising a bottom plate, a two-point arc supporting body, a three-point anti-slip supporting body, a V-shaped fixed block with a seat, a movable positioning device and a rotary pressing device; the bottom plate is used for supporting and fixing other components of the clamp; the V-shaped fixed block with the seat and the movable positioning device are respectively fixed at two ends of the bottom plate and used for automatically centering and positioning two ends of the unequal-height special-shaped connecting arm; two-point circular arc supporting bodies and three-point anti-slip supporting bodies are fixed between the V-shaped fixed block with the base and the movable positioning device and are used for supporting the bottoms of the irregularly-shaped connecting arms with different heights.
2. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the bottom plate and the V-shaped fixing block with the seat are manufactured by adopting 45# steel after tempering.
3. The non-uniform height special-shaped connecting arm machining fixture according to claim 1, wherein the two-point arc support body and the three-point anti-skid support body are manufactured by adopting 45# steel after tempering, surface hardness is improved through quenching, and the positioning reference surface is precisely ground.
4. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the three-point anti-skid support is used for supporting and positioning the bottom of the rear end connecting hole of the unequal-height special-shaped connecting arm through three support surfaces, and the annular anti-skid groove is formed on the support surfaces and used for increasing friction force between the connecting arm and the support surfaces.
5. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the two-point arc supporting body supports and positions the bottom of the front end connecting hole of the unequal-height special-shaped connecting arm through two supporting faces.
6. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the V-shaped fixed block with the seat comprises a V-shaped fixed block and a supporting seat; the V-shaped fixing block is fixed on the bottom plate through the supporting seat and used for centering and positioning the front end arc surface of the unequal-height special-shaped connecting arm.
7. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the movable positioning device comprises a guide rod fixing seat, a movable V-shaped block, a guide rod and a pushing cylinder; the guide rod fixing seat is provided with a guide rod, the guide rod is provided with a movable V-shaped block, the center of the guide rod fixing seat is provided with a push cylinder, and the push cylinder is connected with the movable V-shaped block; the movable V-shaped block is driven to move along the guide rod through the pushing cylinder, position adjustment is carried out according to the length of the unequal-height special-shaped connecting arm, and the movable V-shaped block is used for centering and positioning the rear end arc surface of the unequal-height special-shaped connecting arm.
8. The unequal-height special-shaped connecting arm processing clamp of claim 7, wherein the movable V-shaped block and the guide rod material are processed by adopting 45# steel after tempering.
9. The unequal-height special-shaped connecting arm processing clamp according to claim 1, wherein the rotary pressing device comprises a rotary pressing plate, an adaptive pressing block and a corner cylinder; the rotatable pressing plate is connected with the corner cylinder, and the rotatable pressing plate is provided with a self-adaptive pressing block; the self-adaptive pressing block can rotate together with the rotary pressing plate under the drive of the corner cylinder and is used for pressing the top of the unequal-height special-shaped connecting arm; the compression contact surface of the self-adaptive pressing block is provided with an anti-sliding tooth-shaped contact surface for increasing the friction force between the connecting arm and the compression contact surface.
10. The non-equal-height profiled connecting arm tooling jig of claim 9 wherein the adaptive press block is made of high hardness alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320226773.6U CN219521308U (en) | 2023-02-03 | 2023-02-03 | Unequal-height special-shaped connecting arm machining clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320226773.6U CN219521308U (en) | 2023-02-03 | 2023-02-03 | Unequal-height special-shaped connecting arm machining clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219521308U true CN219521308U (en) | 2023-08-15 |
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ID=87628024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320226773.6U Active CN219521308U (en) | 2023-02-03 | 2023-02-03 | Unequal-height special-shaped connecting arm machining clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219521308U (en) |
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2023
- 2023-02-03 CN CN202320226773.6U patent/CN219521308U/en active Active
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