CN109514461B - Multi-point elastic pressing device for concave-convex surface - Google Patents
Multi-point elastic pressing device for concave-convex surface Download PDFInfo
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- CN109514461B CN109514461B CN201910004485.4A CN201910004485A CN109514461B CN 109514461 B CN109514461 B CN 109514461B CN 201910004485 A CN201910004485 A CN 201910004485A CN 109514461 B CN109514461 B CN 109514461B
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- 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
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Abstract
The invention provides a multipoint elastic pressing device for an uneven surface, which solves the technical problem that the machining precision is reduced due to the fact that the low point of a workpiece is not pressed after the high point of the workpiece is pressed when the workpiece with the uneven surface is pressed by the existing multipoint pressing device. The novel hydraulic pressure type hydraulic pressure control device is provided with a bottom plate, a positioning block is arranged on the bottom plate, a central hole is formed in the bottom plate, a guide column is arranged in the central hole, a compression plate is arranged on the guide column, the outer circle of the guide column is cylindrical, a guide surface is arranged on the outer circle of the cylindrical guide column, the compression plate is provided with an inner hole matched with the cylindrical surface of the guide column, a groove is formed in the bottom of the compression plate, the guide plate is arranged in the groove, a compression rod is arranged on the compression plate, a spring is arranged at the lower end of the compression rod, a lock nut is arranged at the upper end of the compression rod, a cushion block is arranged between the compression nut and the compression plate. The invention can be widely applied to accurate compacting devices of various workpieces.
Description
Technical Field
The invention relates to a multipoint compression device, in particular to a multipoint elastic compression device for uneven surfaces.
Background
In the processing process of parts, reliable clamping is needed, but most commonly used multipoint compacting devices are rigid devices, and for workpieces with uneven surfaces, the situation that the low point of the workpiece is not pressed after the high point of the workpiece is compacted in the use process easily causes loosening of the workpiece, so that the processing precision is reduced.
Disclosure of Invention
Aiming at the technical problem that the processing precision is reduced because the low point of the workpiece is not pressed after the high point of the workpiece is pressed when the existing multipoint pressing device presses the workpiece with the concave-convex surface, the multipoint elastic pressing device for the concave-convex surface is simple to manufacture, convenient and reliable to use and capable of guaranteeing that the high point and the low point can be pressed.
Therefore, the technical scheme of the invention is that the multipoint elastic pressing device for the uneven surface is provided with a bottom plate, a positioning block is arranged on the bottom plate, a central hole is formed in the bottom plate, a guide column is arranged in the central hole, the guide column is detachably and fixedly connected with the bottom plate, a pressing plate is arranged on the guide column, the outer circle of the guide column is cylindrical, a guide surface is arranged on the outer circle of the cylindrical column, the pressing plate is provided with an inner hole matched with the cylindrical surface of the guide column, a groove is formed in the bottom of the pressing plate, the guide plate is detachably and fixedly arranged in the groove, the guide plate is matched with the guide surface, a pressing rod is arranged on the pressing plate, the position of the pressing rod corresponds to the position of the positioning block, a spring is arranged at the lower end of the pressing rod, a locking nut is arranged at the upper end of the guide column, and a cushion block is arranged between the pressing nut and the pressing plate.
Preferably, the bottom plate and the positioning block are detachably and fixedly installed.
Preferably, the guide post is connected with the bottom plate by a screw.
Preferably, the guide plate is connected with the compacting plate by countersunk screws.
Preferably, the cushion block is an open cushion block.
Preferably, the opening cushion block is provided with a U-shaped groove.
Preferably, the pressing plate is triangular, three pressing rods are arranged on the pressing plate, and three positioning blocks are arranged.
Preferably, one end of the compression rod mounting spring is provided with a workpiece compression surface, and the workpiece compression surface is hemispherical.
The invention has the following beneficial effects:
(1) Because the pressing rod is arranged, the lower end of the pressing rod is provided with a spring, the position of the pressing rod corresponds to that of the positioning block, the pressing plate is arranged on the guide post after the workpiece is placed on the positioning block, the workpiece can be respectively pressed at multiple points by adjusting the pressing nut, and when the surface of the workpiece is an uneven surface, the workpiece can be reliably pressed;
(2) The guide post is provided with the guide surface, and the guide surface is matched with the guide plate, so that the direction of the pressing plate can be limited, the pressing rod is always aligned with the positioning block, and the effective pressing of the workpiece is further ensured;
(3) The bottom of the compression plate is provided with a groove, and a guide plate is detachably and fixedly arranged in the groove, so that the compression plate can be dismounted on the guide post under the condition of not dismounting the compression nut;
(4) Because the U-shaped groove is formed in the opening cushion block, the opening cushion block can be installed between the compression plate and the guide post from the side surface under the condition that the compression nut does not need to be dismounted.
Drawings
FIG. 1 is a cross-sectional view of the apparatus as it compresses a workpiece;
FIG. 2 is a top view of the device;
FIG. 3 is a front cross-sectional view of the compression plate and guide plate assembly;
FIG. 4 is a top view of the compression plate and guide plate assembly;
FIG. 5 is a schematic view of a guide post;
fig. 6 is a schematic diagram of a pad.
The symbols in the drawings illustrate:
1. a bottom plate; 2. a screw; 3. a positioning block; 4. a spring; 5. a lock nut; 6. a pressing rod; 7. a compacting plate; 8. a compression nut; 9. a guide post; 10. an opening cushion block; 11. countersunk head screws; 12. a guide plate; 13. a workpiece pressing surface; 14. a guide surface.
Detailed Description
The invention is further described below with reference to examples.
As shown in the attached drawing, the multipoint elastic pressing device for the concave-convex surface is provided with a bottom plate 1, the bottom plate 1 is provided with three positioning blocks 3, and the bottom plate 1 and the positioning blocks 3 are installed by adopting screws 2, so that the device is convenient to assemble and disassemble. The bottom plate 1 is provided with a center hole, a guide post 9 is arranged in the center hole, the guide post 9 is connected with the bottom plate 1 through a screw, the guide post 9 is provided with a pressing plate 7, the outer circle of the guide post 9 is cylindrical, the outer circle of the cylinder is provided with a guide surface 14, the pressing plate 7 is provided with an inner hole matched with the cylindrical surface of the guide post 9, the bottom of the pressing plate 7 is provided with a groove, a guide plate 12 is installed in the groove through a countersunk screw 11, the guide plate 12 is matched with the guide surface 14, when the pressing plate 7 moves up and down, the pressing plate 7 is unchanged relative to the positioning block 3, the pressing plate 7 is provided with a pressing rod 6, the position of the pressing rod 6 corresponds to the position of the positioning block 3, the lower end of the pressing rod 6 is provided with a workpiece pressing surface 13, the lower end of the pressing rod 6 is provided with a spring 4, the upper end of the pressing rod 6 is provided with a locking nut 5, and the compression amount of the spring 4 can be adjusted through adjusting the locking nut 5. The upper end of the guide post 9 is provided with a compression nut 8, and the relative positions of the compression plate 7 and the positioning block 3 can be adjusted so as to clamp a workpiece conveniently. An opening cushion block 10 is arranged between the compression nut 8 and the compression plate 7, a U-shaped groove is formed in the opening cushion block 10, and the opening cushion block 10 can be disassembled and assembled under the condition that the compression nut 8 is not disassembled.
The compacting plates 7 can be triangular, and three compacting rods 6 are arranged on the compacting plates, and the shape of the compacting plates 7 and the number of the compacting rods 6 can be changed according to the shape of a workpiece so as to meet the requirement of compacting concave-convex points. One end of the pressing rod 6, provided with the spring 4, is provided with a workpiece pressing surface 13, and the workpiece pressing surface 13 is hemispherical so as to ensure that the pressing surface is reliably contacted with a workpiece.
When the workpiece needs to be pressed, the workpiece is firstly placed on the positioning block 3, then the pressing plate 7 provided with the pressing rod 6, the spring 4, the locking nut 5 and the guide plate 12 is downwards, the guide plate 12 is aligned with the guide surface 14 of the guide post 9 and sleeved on the guide post 9, and the workpiece is stopped until the pressing rod 6 contacts the high point of the pressed workpiece. Then, the opening cushion block 10 is placed between the compression nut 8 and the compression plate 7, the compression nut 8 is screwed down to enable the opening cushion block 10 to downwards compress the compression plate 7, the compression plate 7 downwards compresses the spring 4, and the spring 4 deforms until all three compression rods 4 compress the workpiece.
The device can realize reliable clamping of the workpiece with the concave-convex surface, and according to different shapes of the workpiece, the quantity and the shape of the positioning blocks and the pressing plates can be quickly and conveniently exchanged, so that the universality is high, and the manufacturing cost is reduced.
However, the foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the invention are intended to fall within the scope of the claims.
Claims (4)
1. The utility model provides a multiple spot elastic compression device for unsmooth plane, its characterized in that is equipped with the bottom plate, be equipped with the locating piece on the bottom plate, be equipped with the centre bore on the bottom plate, be equipped with the guide post in the centre bore, the guide post with the bottom plate is detachable fixed connection, be equipped with the gland plate on the guide post, the guide post excircle is cylindrical, be equipped with the guide face on the cylindrical excircle, the gland plate be equipped with guide post face complex hole, the gland plate bottom is equipped with the recess, detachable fixed mounting has the deflector in the recess, the deflector with the guide face cooperation, be equipped with the clamp lever on the gland plate, the position of clamp lever corresponds with the position of locating piece, the clamp lever lower extreme is equipped with the spring, the clamp lever upper end is equipped with lock nut, the guide post upper end is equipped with the gland nut, be equipped with between gland plate and the cushion; the bottom plate and the positioning block are detachably and fixedly installed; the cushion block adopts an opening cushion block, and a U-shaped groove is formed in the opening cushion block; one end of the pressing rod mounting spring is provided with a workpiece pressing surface, and the workpiece pressing surface is hemispherical.
2. The multipoint elastic pressing apparatus according to claim 1, wherein the guide posts are screw-coupled to the base plate.
3. The multipoint elastic pressing apparatus according to claim 1, wherein the guide plate is connected with the pressing plate by a countersunk screw.
4. The multipoint elastic pressing device for the concave-convex surface according to claim 1, wherein the pressing plate is triangular, three pressing rods are arranged on the pressing plate, and the number of the positioning blocks is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910004485.4A CN109514461B (en) | 2019-01-03 | 2019-01-03 | Multi-point elastic pressing device for concave-convex surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910004485.4A CN109514461B (en) | 2019-01-03 | 2019-01-03 | Multi-point elastic pressing device for concave-convex surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109514461A CN109514461A (en) | 2019-03-26 |
| CN109514461B true CN109514461B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910004485.4A Active CN109514461B (en) | 2019-01-03 | 2019-01-03 | Multi-point elastic pressing device for concave-convex surface |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390532B (en) * | 2020-04-20 | 2021-04-23 | 程芳玲 | Up-down floating sliding table |
| CN113459009A (en) * | 2021-08-09 | 2021-10-01 | 江苏省机械研究设计院有限责任公司 | Workpiece pressing device and workpiece positioning system |
| CN113857341A (en) * | 2021-10-27 | 2021-12-31 | 河源市皓吉达通讯器材有限公司 | Machining device and method for secondary punching of primary hardware |
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| CN101574798A (en) * | 2008-05-09 | 2009-11-11 | 鸿富锦精密工业（深圳）有限公司 | Holding device |
| KR101478565B1 (en) * | 2013-07-19 | 2015-01-02 | (주)신영 | Press system with In die nut welding unit |
| CN204451203U (en) * | 2015-02-15 | 2015-07-08 | 福建聚能机械制造有限公司 | A kind of dispellable mould casting foaming model shape-setting clamp structure |
| CN105058277A (en) * | 2015-08-31 | 2015-11-18 | 苏州柏德纳科技有限公司 | Linkage clamping mechanism |
| CN106181821A (en) * | 2016-08-28 | 2016-12-07 | 浙江畅尔智能装备股份有限公司 | There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof |
| CN108284333A (en) * | 2017-12-20 | 2018-07-17 | 成都正光恒电子科技有限责任公司 | A kind of special fixture of processing machine human wrist body |
| CN108500657A (en) * | 2018-05-18 | 2018-09-07 | 江苏沃元精密机械有限公司 | A kind of elastic compression-type Workpiece clamping device |
| CN208303663U (en) * | 2018-06-08 | 2019-01-01 | 绍兴上虞丹曼特传动设备有限公司 | A kind of stamping die riveting connecting terminal of motor |
| CN209239878U (en) * | 2019-01-03 | 2019-08-13 | 天润曲轴股份有限公司 | A kind of multiple spot elastic pressuring clamping device for uneven face |
-
2019
- 2019-01-03 CN CN201910004485.4A patent/CN109514461B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101574798A (en) * | 2008-05-09 | 2009-11-11 | 鸿富锦精密工业（深圳）有限公司 | Holding device |
| KR101478565B1 (en) * | 2013-07-19 | 2015-01-02 | (주)신영 | Press system with In die nut welding unit |
| CN204451203U (en) * | 2015-02-15 | 2015-07-08 | 福建聚能机械制造有限公司 | A kind of dispellable mould casting foaming model shape-setting clamp structure |
| CN105058277A (en) * | 2015-08-31 | 2015-11-18 | 苏州柏德纳科技有限公司 | Linkage clamping mechanism |
| CN106181821A (en) * | 2016-08-28 | 2016-12-07 | 浙江畅尔智能装备股份有限公司 | There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof |
| CN108284333A (en) * | 2017-12-20 | 2018-07-17 | 成都正光恒电子科技有限责任公司 | A kind of special fixture of processing machine human wrist body |
| CN108500657A (en) * | 2018-05-18 | 2018-09-07 | 江苏沃元精密机械有限公司 | A kind of elastic compression-type Workpiece clamping device |
| CN208303663U (en) * | 2018-06-08 | 2019-01-01 | 绍兴上虞丹曼特传动设备有限公司 | A kind of stamping die riveting connecting terminal of motor |
| CN209239878U (en) * | 2019-01-03 | 2019-08-13 | 天润曲轴股份有限公司 | A kind of multiple spot elastic pressuring clamping device for uneven face |
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| CN109514461A (en) | 2019-03-26 |
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Address after: Tianrun road Wendeng District of Weihai City, Shandong Province, No. 264400 2-13 Applicant after: Tianrun Industrial Technology Co.,Ltd. Applicant after: Shandong University of Technology Address before: Wendeng City, Weihai City, Shandong province 264400 Tianrun Road No. 2-13 Applicant before: TIANRUN CRANKSHAFT Co.,Ltd. Applicant before: Shandong University of Technology |
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