CN203918323U - A kind of manually precompressed hold down gag - Google Patents
A kind of manually precompressed hold down gag Download PDFInfo
- Publication number
- CN203918323U CN203918323U CN201420344220.1U CN201420344220U CN203918323U CN 203918323 U CN203918323 U CN 203918323U CN 201420344220 U CN201420344220 U CN 201420344220U CN 203918323 U CN203918323 U CN 203918323U
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- CN
- China
- Prior art keywords
- cantilever arm
- connecting lever
- hinge hole
- tiller
- bearing pin
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- Expired - Fee Related
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- 238000005452 bending Methods 0.000 claims abstract description 15
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of manually precompressed hold down gag, it comprises connecting lever seat, tiller and cantilever arm, on the upper surface of connecting lever seat, be fixedly installed limited block and contiguous block, the front end of cantilever arm is provided with adjusting pressure head, the rear end of cantilever arm is disposed with the first hinge hole and the second hinge hole, the second hinge hole on cantilever arm and contiguous block are hinged by bearing pin, one end of tiller is fixedly connected with handle, the first hinge hole of the other end of tiller and cantilever arm rear end is articulated and connected by bearing pin, on tiller, be provided with bending part, between bending part and limited block, be articulated and connected by connecting connecting lever, the one end and the bending part that connect connecting lever are articulated and connected by bearing pin, the other end and the described limited block that connect connecting lever are articulated and connected by bearing pin.The utility model structure is light and handy, easy and simple to handle, safety and stability, can be by the transmission of the power between lever principle and each device feature, and realize treating and press the compression of workpiece and loosen.
Description
Technical field
The utility model relates to a kind of hold down gag, relates in particular to a kind of manually precompressed hold down gag.
Background technology
At present small-sized weldment, riveting parts etc. in industrial products are added to man-hour, particularly required precision is higher, larger small-sized weldment, the riveting parts of Deformation control difficulty after processing, it is adding the more complicated strap-on positioning tool jigs of design that use in man-hour more, the compression of workpiece to be pressed, compresses flow operations complexity, time-consuming taking a lot of work.This can facilitate stable realization to treat and press the compression of workpiece and loosen just in the urgent need to a kind of hold down gag.
Utility model content
The utility model is in order to solve weak point of the prior art, provide that a kind of structure is light and handy, easy and simple to handle, the manual precompressed hold down gag of safety and stability, can be by the transmission of the power between lever principle and each device feature, realize treating and press the compression of workpiece and loosen.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of manually precompressed hold down gag, it comprises connecting lever seat, tiller and cantilever arm, on the upper surface of described connecting lever seat, be fixedly installed limited block and contiguous block, the front end of described cantilever arm is provided with adjusting pressure head, the rear end of cantilever arm is provided with the first hinge hole and the second hinge hole, the first hinge hole is positioned at the top of the second hinge hole, the second hinge hole on cantilever arm and described contiguous block are hinged by bearing pin, one end of described tiller is fixedly connected with handle, the first hinge hole of the other end of tiller and cantilever arm rear end is articulated and connected by bearing pin, on tiller, be provided with bending part, between described bending part and limited block, be articulated and connected by connecting connecting lever, the one end and the described bending part that connect connecting lever are articulated and connected by bearing pin, the other end and the described limited block that connect connecting lever are articulated and connected by bearing pin.
The front end of described cantilever arm offers screwed hole, in screwed hole, through described adjusting pressure head, regulates on pressure head and is provided with the screw thread corresponding with described screwed hole.
On described adjusting pressure head, be arranged with two adjusting nuts, described two adjusting nuts lay respectively at the above and below of described cantilever arm.
The below of described adjusting pressure head is provided with dies holder.
The upper end of described limited block is provided with confined planes, and when tiller contacts with this confined planes, the bearing pin on the first hinge hole and the connecting lever seat upper limit position block of connection connecting lever, cantilever arm rear end is in straight line.
Adopt technique scheme, connecting lever seat, tiller and cantilever arm coordinate existence, on the upper surface of connecting lever seat, be fixedly installed limited block and contiguous block, the front end of cantilever arm is provided with adjusting pressure head, the rear end of cantilever arm is provided with the first hinge hole and the second hinge hole, the first hinge hole is positioned at the top of the second hinge hole, the second hinge hole on cantilever arm and contiguous block are hinged by bearing pin, one end of tiller is fixedly connected with handle, the first hinge hole of the other end of tiller and cantilever arm rear end is articulated and connected by bearing pin, on tiller, be provided with bending part, between bending part and limited block, be articulated and connected by connecting connecting lever, the one end and the bending part that connect connecting lever are articulated and connected by bearing pin, the other end and the limited block that connect connecting lever are articulated and connected by bearing pin, when work, pass through to adjust the position of tiller upper handle, handle drives tiller to make to regulate the position at pressure head place by the transmission of the power between lever principle and each device feature, when connecting connecting lever, bearing pin on the first hinge hole of cantilever arm rear end and connecting lever seat upper limit position block is in the time of straight line, this position is and regulates pressure head to compress workpiece dynamics maximum to be pressed, the also position of maximum of the resistance of resilience simultaneously, now regulate pressure head to realize and treat the compression of pressing workpiece, then the position of any turning handle lever upper handle, connect connecting lever, bearing pin on the first hinge hole of cantilever arm rear end and connecting lever seat upper limit position block is destroyed in the state of straight line, can realize treating and press loosening of workpiece, its structure is light and handy, easy and simple to handle, and safety and stability, the front end of cantilever arm offers screwed hole, in screwed hole, pass described adjusting pressure head, regulate on pressure head and be provided with the screw thread corresponding with described screwed hole, this structural design can, according to the material hardness of workpiece to be pressed and appearance requirement, regulate pressure head to realize the interference fit that regulates pressure head and workpiece to be pressed by rotation, regulate on pressure head and be arranged with two adjusting nuts, described two adjusting nuts lay respectively at the above and below of described cantilever arm, and the existence of adjusting nut has ensured to regulate firm connection the between pressure head and cantilever arm, regulate the below of pressure head to be provided with dies holder, be convenient to placement and the processing of workpiece to be pressed, the upper end of limited block is provided with confined planes, in the time that tiller contacts with this confined planes, regulates pressure head to be in the position of resilience resistance maximum, and the existence of confined planes has ensured that rapid adjustment regulates pressure head to make it be in the position of resilience resistance maximum.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is structural front view of the present utility model;
Fig. 3 is structure top view of the present utility model;
Fig. 4 is structure right view of the present utility model;
Fig. 5 is the structural representation of confined planes in the utility model
Fig. 6 is that the utility model compresses the working state schematic representation in the time pressing workpiece;
Fig. 7 is the working state schematic representation that the utility model is loosened in the time pressing workpiece.
Detailed description of the invention
As shown in Figures 1 to 7, the manual precompressed hold down gag of one of the present utility model, it comprises connecting lever seat 1, tiller 2 and cantilever arm 4, on the upper surface of described connecting lever seat 1, be fixedly installed limited block 11 and contiguous block 12, the front end of described cantilever arm 4 is provided with and regulates pressure head 5, regulate the below of pressure head 5 to be provided with the dies holder 6 for placing workpiece 7 to be pressed, the front end of cantilever arm 4 offers screwed hole, in screwed hole, pass described adjusting pressure head 5, regulate on pressure head 5 and be provided with the screw thread corresponding with described screwed hole, regulate on pressure head 5 and be arranged with two adjusting nuts 9, described two adjusting nuts 9 lay respectively at the above and below of described cantilever arm 4.The rear end of cantilever arm 4 is provided with the first hinge hole 41 and the second hinge hole 42, the first hinge hole 41 is positioned at the top of the second hinge hole 42, the second hinge hole 12 on cantilever arm 4 is hinged by bearing pin 10 with described contiguous block 12, one end of described tiller 2 is fixedly connected with handle 21, the first hinge hole 41 of the other end of tiller 2 and cantilever arm 4 rear ends is articulated and connected by bearing pin 10, on tiller 2, be provided with bending part 22, between described bending part 22 and limited block 11, be articulated and connected by connecting connecting lever 3, the one end and the described bending part 22 that connect connecting lever 3 are articulated and connected by bearing pin 10, the other end and the described limited block 11 that connect connecting lever 3 are articulated and connected by bearing pin.The upper end of limited block 11 is provided with confined planes 14, in the time that tiller 2 contacts with this confined planes 14, bearing pin 10 on the first hinge hole 41 and connecting lever seat 1 upper limit position block 11 of connection connecting lever 3, cantilever arm 4 rear ends is in same straight line 13, now regulates pressure head 5 to be in the position of resilience resistance maximum.
As shown in Figure 6, the utility model is in the time pressing Work-sheet pressing, first workpiece 7 to be pressed is positioned on dies holder 6, the first preset bearing pin that supports workpiece to be pressed in finger print panel seat 6, adjusting handle 21 makes tiller 2 be pre-stressed to confined planes 14 positions of the upper end setting of limited block 11, now connect connecting lever 3, bearing pin 10 on the first hinge hole 41 of cantilever arm 4 rear ends and connecting lever seat 1 upper limit position block 11 is in same straight line 13, now regulate pressure head 5 to be in the position of resilience resistance maximum, this position is and regulates pressure head 5 to compress workpiece 7 dynamics maximums to be pressed, the also position of maximum of the resistance of resilience simultaneously, then turn adjusting nut 9, makes to regulate the lower surface of pressure head 5 to touch the upper plane (can have the interference of 0.5-2 millimeter, depending on material hardness and the appearance requirement of workpiece 7 to be pressed) of workpiece 7 to be pressed.So just complete and treated the compression of pressing workpiece, now can treat and press workpiece 7 to carry out the processing such as upper plane-welding or riveted joint.
The utility model is in the time pressing workpiece to loosen as shown in Figure 7, lift handle 21, handle 21 drives tiller 2 by the transmission of the power between lever principle and each device feature, realizes and regulates pressure head 5 to depart from workpiece 7 to be pressed, then take out the workpiece to be pressed 7 processing, whole operating process completes.
Claims (5)
1. a manual precompressed hold down gag, it is characterized in that: it comprises connecting lever seat, tiller and cantilever arm, on the upper surface of described connecting lever seat, be fixedly installed limited block and contiguous block, the front end of described cantilever arm is provided with adjusting pressure head, the rear end of cantilever arm is provided with the first hinge hole and the second hinge hole, the first hinge hole is positioned at the top of the second hinge hole, the second hinge hole on cantilever arm and described contiguous block are hinged by bearing pin, one end of described tiller is fixedly connected with handle, the first hinge hole of the other end of tiller and cantilever arm rear end is articulated and connected by bearing pin, on tiller, be provided with bending part, between described bending part and limited block, be articulated and connected by connecting connecting lever, the one end and the described bending part that connect connecting lever are articulated and connected by bearing pin, the other end and the described limited block that connect connecting lever are articulated and connected by bearing pin.
2. manual precompressed hold down gag according to claim 1, is characterized in that: the front end of described cantilever arm offers screwed hole, in screwed hole, through described adjusting pressure head, regulates on pressure head and is provided with the screw thread corresponding with described screwed hole.
3. manual precompressed hold down gag according to claim 2, is characterized in that: on described adjusting pressure head, be arranged with two adjusting nuts, described two adjusting nuts lay respectively at the above and below of described cantilever arm.
4. manual precompressed hold down gag according to claim 1, is characterized in that: the below of described adjusting pressure head is provided with dies holder.
5. according to the manual precompressed hold down gag described in claim 1-4 any one, it is characterized in that: the upper end of described limited block is provided with confined planes, when tiller contacts with this confined planes, the bearing pin on the first hinge hole and the connecting lever seat upper limit position block of connection connecting lever, cantilever arm rear end is in straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344220.1U CN203918323U (en) | 2014-06-26 | 2014-06-26 | A kind of manually precompressed hold down gag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344220.1U CN203918323U (en) | 2014-06-26 | 2014-06-26 | A kind of manually precompressed hold down gag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918323U true CN203918323U (en) | 2014-11-05 |
Family
ID=51814202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420344220.1U Expired - Fee Related CN203918323U (en) | 2014-06-26 | 2014-06-26 | A kind of manually precompressed hold down gag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203918323U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942624A (en) * | 2015-07-13 | 2015-09-30 | 安徽机电职业技术学院 | Manual pretightening device |
| CN105729026A (en) * | 2016-05-04 | 2016-07-06 | 衢州学院 | Plate clamp |
| CN105773476A (en) * | 2016-02-25 | 2016-07-20 | 上海大学 | Adjustable constant-force loading device |
| CN108820454A (en) * | 2018-07-19 | 2018-11-16 | 合肥福映光电有限公司 | A kind of Anti-stopping fixture for preventing diaphragm from shifting |
| CN109846524A (en) * | 2019-04-08 | 2019-06-07 | 大连医科大学附属第一医院 | A vascular puncture hemostasis device |
| CN110510273A (en) * | 2019-09-25 | 2019-11-29 | 中国重汽集团柳州运力专用汽车有限公司 | Sprinkling truck manhole cover pressing device |
| CN112743355A (en) * | 2021-02-26 | 2021-05-04 | 杭州智谷精工有限公司 | Positioning and clamping device for thin-wall annular part |
| CN113714958A (en) * | 2021-10-09 | 2021-11-30 | 南通芯盟测试研究院运营管理有限公司 | Double-lever probe card clamp |
| CN115351194A (en) * | 2022-09-23 | 2022-11-18 | 跃科智能制造(无锡)有限公司 | Flat copper wire bending and forming equipment |
-
2014
- 2014-06-26 CN CN201420344220.1U patent/CN203918323U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942624A (en) * | 2015-07-13 | 2015-09-30 | 安徽机电职业技术学院 | Manual pretightening device |
| CN104942624B (en) * | 2015-07-13 | 2019-04-23 | 安徽机电职业技术学院 | A kind of hand pre-tightening apparatus |
| CN105773476A (en) * | 2016-02-25 | 2016-07-20 | 上海大学 | Adjustable constant-force loading device |
| CN105729026A (en) * | 2016-05-04 | 2016-07-06 | 衢州学院 | Plate clamp |
| CN105729026B (en) * | 2016-05-04 | 2018-03-06 | 衢州学院 | Plate clamp |
| CN108820454A (en) * | 2018-07-19 | 2018-11-16 | 合肥福映光电有限公司 | A kind of Anti-stopping fixture for preventing diaphragm from shifting |
| CN109846524A (en) * | 2019-04-08 | 2019-06-07 | 大连医科大学附属第一医院 | A vascular puncture hemostasis device |
| CN109846524B (en) * | 2019-04-08 | 2021-06-18 | 大连医科大学附属第一医院 | A vascular puncture hemostasis device |
| CN110510273A (en) * | 2019-09-25 | 2019-11-29 | 中国重汽集团柳州运力专用汽车有限公司 | Sprinkling truck manhole cover pressing device |
| CN112743355A (en) * | 2021-02-26 | 2021-05-04 | 杭州智谷精工有限公司 | Positioning and clamping device for thin-wall annular part |
| CN113714958A (en) * | 2021-10-09 | 2021-11-30 | 南通芯盟测试研究院运营管理有限公司 | Double-lever probe card clamp |
| CN115351194A (en) * | 2022-09-23 | 2022-11-18 | 跃科智能制造(无锡)有限公司 | Flat copper wire bending and forming equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |