CN109454576B - Multi-shaft diameter quick-change clamping device - Google Patents
Multi-shaft diameter quick-change clamping device Download PDFInfo
- Publication number
- CN109454576B CN109454576B CN201811615919.6A CN201811615919A CN109454576B CN 109454576 B CN109454576 B CN 109454576B CN 201811615919 A CN201811615919 A CN 201811615919A CN 109454576 B CN109454576 B CN 109454576B
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- gear shifting
- rotating disc
- rod
- block
- sliding block
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- 238000005192 partition Methods 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of tools and discloses a multi-shaft-diameter quick-change clamping device. The multi-shaft-diameter quick-change clamping device comprises a fixed partition plate, wherein a positioning groove for placing a workpiece is formed in the fixed partition plate; the sliding block is arranged on the fixed partition plate, a clamping pressure head extending into the positioning groove is arranged on the sliding block, and the clamping pressure head can stretch and retract relative to the sliding block and can be propped against the workpiece; the rotating disc is arranged on the fixed partition plate and rotates to drive the sliding block and the clamping pressure head to move towards the center far away from or near to the workpiece; one end of the gear shifting telescopic deflector rod is connected with the rotating disc and drives the rotating disc to rotate; the gear shifting device comprises a gear shifting block, wherein the other end of the gear shifting telescopic deflector rod can extend into a preset gear shifting groove of the gear shifting block. The invention can realize quick change of the tool size in a short time and can be suitable for clamping workpieces with different diameters.
Description
Technical Field
The invention relates to the technical field of tools, in particular to a multi-shaft-diameter quick-change clamping device.
Background
When the transmission shaft in the automobile transmission system is used for automatically press-fitting the three-pin joint spline and the clamp spring on the press-fitting equipment, the equipment is always under the automatic press-fitting working condition, and the working times of the equipment are quite large every day. In the production, the assembly work can be timely carried out according to different styles of customers, and another product needs to be replaced in a short time.
In the prior art, a tool is required to be designed for each type of transmission shaft with different sizes, the transmission shafts with different types are clamped, different tools are replaced on press-fit equipment, the replacement time of the tools is long, each tool is required to be debugged, the debugging time is long, and the working efficiency is low.
Disclosure of Invention
The invention aims to provide a multi-shaft-diameter quick-change clamping device which can realize quick change of a tool size in a short time and can be suitable for clamping workpieces with different diameters.
To achieve the purpose, the invention adopts the following technical scheme:
provided is a multi-axis quick-change clamping device, comprising:
the fixed partition plate is provided with a positioning groove for placing a workpiece;
The sliding block is arranged on the fixed partition plate, a clamping pressure head extending into the positioning groove is arranged on the sliding block, and the clamping pressure head can stretch and retract relative to the sliding block and can be propped against the workpiece;
the rotating disc is arranged on the fixed partition plate and rotates to drive the sliding block and the clamping pressure head to move towards the center far away from or near to the workpiece;
one end of the gear shifting telescopic deflector rod is connected with the rotating disc and drives the rotating disc to rotate;
the gear shifting device comprises a gear shifting block, wherein the other end of the gear shifting telescopic deflector rod can extend into a preset gear shifting groove of the gear shifting block.
Preferably, the sliding block is provided with a mounting groove for mounting the clamping pressure head, and a first elastic piece is arranged between the bottom of the mounting groove and the end part of the clamping pressure head.
Preferably, the number of the sliding blocks is two, and the sliding blocks are symmetrically arranged on two sides of the positioning groove.
Preferably, the rotating disc is in a circular arc shape, and the center of the rotating disc coincides with the center of the positioning groove.
Preferably, the positioning device further comprises a positioning block arranged at the periphery of the positioning groove and positioned between the two sliding blocks, and the positioning block and the two sliding blocks synchronously move.
Preferably, the rotating disc is provided with a waist-shaped hole, the sliding block and the positioning block are both provided with rotating shafts, and the rotating shafts penetrate through the fixed partition plate and extend into the waist-shaped hole to slide along the waist-shaped hole.
Preferably, the gear shifting block is in a circular arc shape, and the gear shifting block and the positioning groove are concentrically arranged.
Preferably, the gear-shifting telescopic deflector rod comprises a first rod and a second rod which are connected with each other, one end of the second rod is sleeved in the first rod, and a second elastic piece is arranged between the end part of the first rod and the inside of the second rod.
The invention has the beneficial effects that: according to the invention, the rotating disc is stirred to rotate through the gear shifting telescopic deflector rod, when the gear shifting telescopic deflector rod rotates into a preset gear shifting groove, the rotating disc drives the sliding block to move relative to the fixed partition plate, so that the multi-shaft diameter clamping device is adjusted from the current state to the state capable of clamping a workpiece with another diameter, the clamping device realizes quick shape changing, and after the shape changing is completed, the workpiece is clamped by the telescopic clamping pressure head when placed in the positioning groove. The die change mode is labor-saving and convenient, the use is simple and quick, and the multi-shaft-diameter quick-change clamping device is simple in structure and convenient to maintain.
From the safety aspect, therefore many diameters quick change clamping device can the quick change type, adapts to the work piece of clamping different diameters, does not need frequent change frock, reduces frock change and frequent debugging process in the use, has reduced the risk factor in the production process, improves workman's operational safety, reduces manufacturing cost, improves production efficiency.
Drawings
FIG. 1 is a schematic view of a multi-axis quick change clamping device of the present invention;
FIG. 2 is a schematic view of an angle configuration of the multi-axis quick change clamping device of the present invention (excluding the stationary mounting plate);
FIG. 3 is a schematic view of the structure of the stationary barrier, the rotating shaft and the rotating disk of the present invention;
fig. 4 is a schematic view of another angular configuration of the multi-axis quick change clamping device of the present invention (excluding the stationary mounting plate).
In the figure:
1. fixing the partition board; 11. a positioning groove; 12. a chute; 13. arc grooves; 14. a stepped plane;
2. a sliding block;
3. a rotating disc; 31. a waist-shaped hole; 32. a rotating shaft;
4. a gear shifting telescopic deflector rod; 41. a first lever; 42. a second lever;
5. a block is replaced; 51. presetting a gear shifting groove; 6. clamping the pressure head; 7. a positioning block;
9. and fixing the mounting plate.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
The embodiment provides a multiaxis footpath quick change clamping device, as auxiliary clamping device, mainly is applied to in the equipment of transmission shaft assembly production among the automobile transmission system, according to the transmission shaft of the different style that the customer provided in the production, when assembling, can in time change the clamp fixture of transmission shaft.
As shown in fig. 1, the multi-shaft-diameter quick-change clamping device comprises a fixed partition plate 1, a sliding block 2, a rotating disc 3, a gear shifting telescopic deflector rod 4, a gear shifting block 5 and a clamping pressure head 6, wherein the device is fixedly arranged on a fixed mounting plate 9 through the fixed partition plate 1 when being arranged on equipment for use, so that the device is fixed on the equipment.
As shown in fig. 2, a positioning groove 11 for placing a workpiece is formed in the fixed partition board 1, and the positioning groove 11 is a U-shaped groove. When the transmission shaft is assembled on the equipment, the transmission shaft is vertically arranged and clamped in the U-shaped groove. The two sides of the upper surface of the fixed partition board 1, which are close to the opening end of the U-shaped groove, are provided with stepped planes 14, and the lower surface is provided with an arc groove 13.
The number of the sliding blocks 2 is two, and the sliding blocks are symmetrically arranged on two sides of the U-shaped groove and are positioned on the step plane 14. The slide block 2 is slidable between the fixed mounting plate 9 and the fixed partition plate 1 with respect to both. The rotating disc 3 is arc-shaped, the center of the rotating disc is concentric with the center of the arc part of the U-shaped groove, and the rotating disc 3 is positioned in the arc groove 13 and can rotate in the arc groove 13. The sliding block 2 and the rotating disc 3 are respectively arranged on the stepped planes 14 and in the arc grooves 13 on two sides of the fixed partition board 1, so that the whole structure is compact, the volume is small, and the weight is light. In other embodiments, the number and position of the sliding blocks 2 may be adjusted according to the size of the workpiece to be clamped, and the like.
The sliding block 2 is provided with a mounting groove for mounting the clamping pressure head 6, the clamping pressure head 6 is of a cylindrical structure, one end of the clamping pressure head 6 is of a spherical structure, the other end of the clamping pressure head 6 extends into the mounting groove, the spherical structure protrudes out of the sliding block 2 and extends into the U-shaped groove, and the clamping pressure head is propped against a workpiece and used for clamping the workpiece. The clamping pressure head 6 is obliquely arranged, the central axes of the clamping pressure head 6 and the workpiece are arranged at the center of the transmission shaft, and the workpiece is clamped more stably when the clamping pressure head 6 clamps the workpiece. In this embodiment, the central axes of the two clamping rams 6 are preferably at an angle of 120 °.
In addition, a positioning block 7 is further arranged at the bottom of the U-shaped groove, the positioning block 7 is positioned between the two sliding blocks 2, and the positioning block 7 and the two sliding blocks 2 synchronously move. The center of the positioning block 7 is positioned on the symmetrical plane of the two sliding blocks 2. One end of the positioning block 7, which is contacted with the transmission shaft, is an arc surface and can be matched with the outer contour of the transmission shaft. In other embodiments, the specific position of the positioning block 7 may be adjusted according to factors such as the specific shape of the workpiece, the specific positions of the two sliding blocks 2, and the like.
Further preferably, as shown in fig. 3 and 4, the upper surface of the fixed partition board 1 is provided with slide grooves 12 at positions corresponding to the two slide blocks 2 and the positioning block 7. The rotating disc 3 is provided with three waist-shaped holes, the sliding block 2 and the positioning block 7 are respectively provided with a rotating shaft 32, and the three rotating shafts 32 penetrate through the fixed partition plate 1 to extend into the waist-shaped holes 31 and slide along the waist-shaped holes 31. When the rotating disc 3 rotates, due to the fact that a preset gap is arranged between the waist-shaped hole 31 and the rotating shaft 32, when the rotating disc drives the rotating shaft 32 to move along the waist-shaped hole 31, the structure is compact, shaking cannot occur, the movement is stable, and further the two sliding blocks 2 and the positioning block 7 are driven to synchronously move along the sliding grooves 12 of the sliding blocks and relative to the fixed partition plate 1, so that the clamping device can clamp transmission shafts with different diameters.
As shown in fig. 4, one end of the gearshift telescopic rod 4 is connected to the rotating disc 3, and drives the rotating disc 3 to rotate, and the other end of the gearshift telescopic rod can extend into a preset gearshift groove 51 of the gearshift block 5. The gear change block 5 is fixed on the installation fixing plate, the gear change block 5 is arc-shaped, and the gear change block 5 and the arc structure of the U-shaped groove are concentrically arranged. The change stop block 5 is provided with scales, the corresponding positions are provided with gear shifting grooves 51, and the scales at different positions are used for marking the diameters of different types of transmission shafts which can be clamped by the clamping device.
The gear-shifting telescopic deflector rod 4 is of a two-section structure and comprises a first rod 41 and a second rod 42 which are connected with each other, the first rod 41 is of a cylindrical structure, one end of the second rod 42 stretches into the first rod 41, a spring-shaped piece is arranged between the end of the second rod 42 and the interior of the first rod 41, the second spring piece is a spring in the embodiment, and the spring-shaped piece can be rubber in other embodiments. When the telescopic shift lever 4 is shifted from one shift slot 51 to the other shift slot 51, the spring is compressed, the second lever 42 is retracted into the first lever 41, and after shifting to the other shift slot 51, the second lever 42 is ejected under the action of the spring, the first lever 41 is extended into the shift slot 51, and shifting is completed. Through the gear shifting mode, the telescopic shifting rod 4 is only required to be manually pressed, and the telescopic shifting rod is rotated into the other gear shifting groove 51, so that clamping and mold changing of workpieces with different diameters can be realized in 3 seconds.
In the embodiment, two groups of multi-shaft-diameter quick-change clamping devices can be stacked together for use, and the structures of the multi-shaft-diameter quick-change clamping devices in each group are identical, so that the clamping positions of workpieces along the length direction are increased. In other embodiments, multiple sets of multiple diameter quick change clamping devices may also be similar in structure, each set of multiple diameter quick change clamping devices being adapted to clamp workpieces of different diameters. In addition, the projection of the clamping positions of the two adjacent groups of multi-axis quick-change clamping devices on the workpiece in the horizontal direction can also rotate at preset angles, so that the upper group of multi-axis quick-change clamping devices and the lower group of multi-axis quick-change clamping devices clamp different positions of the workpiece.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (6)
1.A multi-axis quick change clamping device, comprising:
The device comprises a fixed partition board (1), wherein a positioning groove (11) for placing a workpiece is formed in the fixed partition board (1);
The sliding block (2) is arranged on the fixed partition plate (1), a clamping pressure head (6) extending into the positioning groove (11) is arranged on the sliding block (2), and the clamping pressure head (6) can stretch and retract relative to the sliding block (2) and can be pressed against the workpiece;
The rotating disc (3) is arranged on the fixed partition plate (1), and the rotating disc (3) rotates to drive the sliding block (2) and the clamping pressure head (6) to move towards the center far away from or near to the workpiece;
One end of the gear shifting telescopic deflector rod (4) is connected with the rotating disc (3) and drives the rotating disc (3) to rotate;
the other end of the gear shifting telescopic deflector rod (4) can extend into a preset gear shifting groove (51) of the gear shifting block (5);
The positioning block (7) is arranged at the periphery of the positioning groove (11) and positioned between the two sliding blocks (2), and the positioning block (7) and the two sliding blocks (2) synchronously move;
Be provided with waist type hole (31) on rotating disk (3), sliding block (2) with all be provided with pivot (32) on locating piece (7), pivot (32) pass fixed baffle (1) stretch into in waist type hole (31) follow waist type hole (31) slip.
2. The multi-shaft-diameter quick-change clamping device according to claim 1, wherein the sliding block (2) is provided with a mounting groove for mounting the clamping pressure head (6), and a first elastic piece is arranged between the bottom of the mounting groove and the end part of the clamping pressure head (6).
3. The multi-shaft-diameter quick-change clamping device according to claim 1, wherein the number of the sliding blocks (2) is two, and the sliding blocks are symmetrically arranged on two sides of the positioning groove (11).
4. The multi-shaft-diameter quick-change clamping device according to claim 1, wherein the rotating disc (3) is arc-shaped, and the center of the rotating disc (3) coincides with the center of the positioning groove (11).
5. The multi-shaft-diameter quick-change clamping device according to claim 1, wherein the gear shifting block (5) is in a circular arc shape, and the gear shifting block (5) and the positioning groove (11) are concentrically arranged.
6. The multi-shaft quick-change clamping device according to claim 2, wherein the gear-shifting telescopic deflector rod (4) comprises a first rod (41) and a second rod (42) which are connected with each other, one end of the second rod (42) is sleeved in the first rod (41), and a second elastic piece is arranged between the end of the first rod (41) and the inside of the second rod (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615919.6A CN109454576B (en) | 2018-12-27 | 2018-12-27 | Multi-shaft diameter quick-change clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615919.6A CN109454576B (en) | 2018-12-27 | 2018-12-27 | Multi-shaft diameter quick-change clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109454576A CN109454576A (en) | 2019-03-12 |
| CN109454576B true CN109454576B (en) | 2024-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615919.6A Active CN109454576B (en) | 2018-12-27 | 2018-12-27 | Multi-shaft diameter quick-change clamping device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1907652A (en) * | 2005-08-01 | 2007-02-07 | 孙海平 | Foldable pipe wrench capable of shifting |
| DE102016224417A1 (en) * | 2016-12-08 | 2018-06-14 | Wolfgang Streicher | Clamping device for clamping a workpiece |
| CN209408333U (en) * | 2018-12-27 | 2019-09-20 | 武汉联航机电有限公司 | A kind of multiaxis diameter quick change clamping device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19531889A1 (en) * | 1995-08-30 | 1997-03-06 | Rudolf Kohlert | Clamping element |
| CN104959855B (en) * | 2015-06-29 | 2017-11-14 | 台州伟立机电设备有限公司 | A kind of clamping device of lathe |
| CN204772248U (en) * | 2015-07-22 | 2015-11-18 | 湖南中烟工业有限责任公司 | Quick assembly disassembly frock of cigarette spindle cover bearing |
| CN205237582U (en) * | 2015-11-01 | 2016-05-18 | 上海通工汽车零部件有限公司 | Gear level is aligning gear for fixture |
| US10710245B2 (en) * | 2016-07-08 | 2020-07-14 | The Boeing Company | Quick-change clamp arms for robot end effectors, systems including the same, and related methods |
| CN107598798B (en) * | 2017-10-20 | 2023-12-01 | 武汉精智智能制造有限公司 | Clamping device |
| CN207788161U (en) * | 2017-12-22 | 2018-08-31 | 苏州小男孩智能科技有限公司 | A kind of electrode cap more exchange device automatically |
| CN109015471A (en) * | 2018-09-18 | 2018-12-18 | 大族激光科技产业集团股份有限公司 | A kind of clamping device |
-
2018
- 2018-12-27 CN CN201811615919.6A patent/CN109454576B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1907652A (en) * | 2005-08-01 | 2007-02-07 | 孙海平 | Foldable pipe wrench capable of shifting |
| DE102016224417A1 (en) * | 2016-12-08 | 2018-06-14 | Wolfgang Streicher | Clamping device for clamping a workpiece |
| CN209408333U (en) * | 2018-12-27 | 2019-09-20 | 武汉联航机电有限公司 | A kind of multiaxis diameter quick change clamping device |
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| Publication number | Publication date |
|---|---|
| CN109454576A (en) | 2019-03-12 |
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