CN102837274B - Pressure plate clamping structure of eccentric wheel - Google Patents
Pressure plate clamping structure of eccentric wheel Download PDFInfo
- Publication number
- CN102837274B CN102837274B CN201210345950.9A CN201210345950A CN102837274B CN 102837274 B CN102837274 B CN 102837274B CN 201210345950 A CN201210345950 A CN 201210345950A CN 102837274 B CN102837274 B CN 102837274B
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- eccentric wheel
- fixedly connected
- block
- bolt
- power transmission
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Abstract
The invention provides a pressure plate clamping structure of an eccentric wheel; the middle part of a pressure plate is provided with a groove which penetrates through the thickness of the pressure plate; a pin shaft can move in the groove along the track line of the shape of the groove; one side of a first fixed plate is fixedly arranged on one end of the pressure plate, and the other side of the first fixed plate extends towards a direction which is vertical to the pressure plate; an adjusting bolt penetrates through the first fixed block and is fixedly connected with the first fixed block through an adjusting nut; a second fixed block is vertical to a connecting plate and is fixedly arranged on the connecting plate, and extends towards the same direction with the other side of the first fixed block; a force transferring bolt penetrates through the second fixed block and is fixedly connected with the second fixed block through a force transferring nut which is arranged on the upper surface of a second fixed connecting block; a spring is sleeved outside the force transferring bolt; the spring is arranged below the second fixed connecting block; the top end of the force transferring bolt jacks the bottom of the adjusting bolt from bottom to top; and the bottom of the force transferring bolt is tangential to the outer surface of the eccentric wheel. According to the pressure plate clamping structure of the eccentric wheel, the structure is simple, the operation is convenient, the clamping force is large and a self-locking function is realized.
Description
Technical field
The present invention relates to a kind of frock clamp, particularly relate to a kind of eccentric wheel platen clamp structure.
Background technology
Frock clamp power source needed for small lot automobile making is manually.Hand-operated clamping be in clamping device the most simply, the most original form.It has following advantage: 1. power resources can not by the restriction of workshop appliance condition, and simple structure is easy to maintenance.2. operator can change the size of clamping force within the specific limits according to actual needs, thus obtains most suitable clamping force.But also there are some shortcomings in hand actuable clamping device.As the current manual structure the most often used for the shortcoming of hand power screw binding clasp and hand lever hinge binding clasp is: journey is less, slow in one's movements and spiral is often changed one's profession for hand power screw binding clasp clamping force < less than normal 300N, and efficiency is lower.Hand lever hinge binding clasp realizes self-locking difficulty and takes up room large, and manufacturing cost is high.
Summary of the invention
The present invention completes to solve deficiency of the prior art, the object of this invention is to provide a kind of simple structure, and easy to operate, clamping force is large and have the eccentric wheel platen clamp structure of auto-lock function.
Technical scheme of the present invention is:
A kind of eccentric wheel platen clamp structure, comprise connecting plate, be positioned at pressing plate above described connecting plate, flap, guiding mechanism and the eccentric wheel that is fixed on one end of described connecting plate, described eccentric wheel and described guiding mechanism are positioned at the homonymy of described connecting plate, it is characterized in that:
There is the groove running through described thickness of compressive plate at the middle part of described pressing plate;
Described flap is H type, and the top of described connecting plate snaps in the bottom slot of described flap, and described flap is fixedly connected with described connecting plate; The top of described flap is connected with described pressing plate by the bearing pin through the described groove of described pressing plate; Described bearing pin can move along the trajectory of the shape of described groove in described groove;
Described guiding mechanism comprises first from top to bottom and is fixedly connected with block, second and is fixedly connected with block, adjustment bolt and power transmission bolt;
Described first to be fixedly connected with block be L-type, and it is fixed on one end of described pressing plate, and its another side extends to the direction perpendicular to described pressing plate; Described adjustment bolt is fixedly connected with the another side of block through described first and makes it be fixedly connected with block be fixedly connected with described first by adjusting nut from bottom to top;
Described second to be fixedly connected with block be sheet, is fixed on described connecting plate perpendicular to described connecting plate, and with described first to be fixedly connected with the another side of block extended towards identical direction;
Described power transmission bolt is fixedly connected with block through described second from bottom to top and makes it be fixedly connected with block be fixedly connected with described second by being arranged on the described second power transmission nut being fixedly connected with the upper surface of block; Described power transmission bolt coat establishes spring; Described spring be positioned at described second be fixedly connected with block under;
Described power transmission bolt and coaxial with described adjustment bolt-center;
The bottom of described adjustment bolt is withstood on the top of described power transmission bolt from bottom to top; Bottom and the described eccentric wheel outer surface of described power transmission bolt are tangent;
The downward bent l-shaped of the other end of described pressing plate, clamping element is between described connecting plate and one end away from described guiding mechanism of described pressing plate.
Technical scheme of the present invention can also be:
Described groove is arranged along the bearing of trend of pressing plate, and it bends downwards near one end that described first is fixedly connected with block and extends to form L-type, therefore described groove is made up of the vertical slots be linked in sequence and level trough; The flex point that the vertical slots of described groove and the interface point of level trough are clamping and get loose.
Described bearing pin realizes getting loose of clamping structure when being positioned at the level trough of described groove; Described bearing pin realizes the locking of clamping structure when being positioned at the vertical slots of described groove.
Described eccentric wheel is fixed on described connecting plate by set bolt.
Described eccentric wheel is provided with handle; Described handle moves in the direction of the clock eccentric wheel, the eccentric wheel power transmission bolt that upwards jack-up is tangent with it, the adjustment bolt that power transmission bolt jack-up contacts with it, because groove is to the locking effect of bearing pin after the power that adjustment bolt is subject to upwards, pressing plate is turned clockwise, the downward pressing clip gripping members of the other end of described pressing plate around described bearing pin; Handle is gently by when counterclockwise rotating eccentric wheel, eccentric wheel drives power transmission bolt to move down, adjustment bolt is also along with power transmission bolt is toward moving down, bearing pin gets loose from flex point, and along the trajectory of the level trough of groove to the end motion away from flex point, now pressing plate and clamping element depart from, and workpiece can freely take out.
Described guiding mechanism compensates eccentric wheel working face because of the loss caused of wearing and tearing by the length of the decrement and adjustment adjustment bolt that adjust spring.
Eccentric wheel platen clamp structure of the present invention has the following advantages:
1, meet " low cost " manufacturing philosophy, utilize leftover bits can complete manufacture, the low cost of manufacture of all parts, and reusable; Simple to operate, firmly can realize unidirectional clamping gently to handle, and pressing plate length < 200mm, do not take up room;
2, eccentric wheel handle has suitable operating position, simple to operation, only needs turning handle gently just can produce the clamping force of > 300N;
3, the direct clamping work pieces of structure adopting the track along groove to locate and there is auto-lock function;
4, have guiding mechanism, the wearing and tearing of eccentric wheel working face regularly compensate by adjustment bolt.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of eccentric wheel platen clamp structure of the present invention.
Fig. 2 is the plan structure schematic diagram of eccentric wheel platen clamp structure of the present invention.。
The left TV structure schematic diagram of Fig. 3 eccentric wheel of the present invention platen clamp structure.
Figure number explanation
1-connecting plate 2-pressing plate 3-bearing pin 4-first is fixedly connected with block 5-adjustment bolt 6-adjusting nut 7-power transmission nut 8-second and is fixedly connected with block 9-spring 10-power transmission bolt 11-eccentric wheel 12-flap 13-clamping element 14-groove 15-vertical slots 16-level trough 17-flex point 18-handle 19-set bolt
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Of the present invention a kind of eccentric wheel platen clamp structure as Figure 1-3, comprise connecting plate 1, be positioned at pressing plate 2 above connecting plate, flap 12, guiding mechanism and the eccentric wheel 11 that is fixed on one end of connecting plate 1, eccentric wheel and guiding mechanism are positioned at the homonymy of connecting plate, wherein:
There is the groove 14 running through thickness of compressive plate at the middle part of pressing plate;
Flap is H type, and the top of connecting plate snaps in the bottom slot of flap, and flap is fixedly connected with connecting plate; Pressing plate snaps in the fluting on the top of flap, is flexibly connected with pressing plate by the bearing pin of the groove through pressing plate; Bearing pin can the trajectory of shape along groove in groove move;
Guiding mechanism comprises first from top to bottom and is fixedly connected with block 4, second and is fixedly connected with block 8, adjustment bolt 5 and power transmission bolt 10;
First to be fixedly connected with block be L-type, and it is fixed on one end of pressing plate, and its another side extends to the direction perpendicular to pressing plate; The another side that adjustment bolt is fixedly connected with block through first from bottom to top, and make it be fixedly connected with block be fixedly connected with first by adjusting nut 6;
Second to be fixedly connected with block be sheet, is fixed on connecting plate perpendicular to connecting plate, and with first to be fixedly connected with the another side of block extended towards identical direction;
Power transmission bolt is fixedly connected with block through second from bottom to top and makes it be fixedly connected with block be fixedly connected with second by being arranged on the second power transmission nut 7 being fixedly connected with the upper surface of block; Power transmission bolt coat establishes spring 9; Spring be positioned at second be fixedly connected with block under;
Power transmission bolt and with adjustment bolt-center coaxial;
The bottom of adjustment bolt is withstood on the top of power transmission bolt from bottom to top; The bottom of power transmission bolt and eccentric wheel outer surface and working face is tangent contacts;
The downward bent l-shaped of the other end of pressing plate, clamping element 13, between connecting plate and pressing plate, particularly, is be fixedly connected with the other end of block and being fixedly connected with between the other end of block away from second of connecting plate at pressing plate away from first.
In this example, groove is arranged along the bearing of trend of pressing plate, and it bends downwards near one end that first is fixedly connected with block and extends to form L-type, therefore groove is made up of the vertical slots 15 be linked in sequence and level trough 16; The flex point 17 that the vertical slots of groove and the interface point of level trough are clamping and get loose.
In this example, eccentric wheel is fixed on described connecting plate by set bolt 19.
In this example, when bearing pin is positioned at the level trough of groove, realize getting loose of clamping structure; Bearing pin realizes the locking of clamping structure when being positioned at the vertical slots of groove.
In this example, eccentric wheel is provided with handle 18; Handle moves in the direction of the clock eccentric wheel, the eccentric wheel power transmission bolt that upwards jack-up is tangent with it, the adjustment bolt that power transmission bolt jack-up contacts with it, because groove is to the locking effect of bearing pin after the power that adjustment bolt is subject to upwards, pressing plate is turned clockwise, the downward pressing clip gripping members of the other end of described pressing plate around described bearing pin; Handle is gently by when counterclockwise rotating eccentric wheel, eccentric wheel drives power transmission bolt to move down, adjustment bolt is also along with power transmission bolt is toward moving down, bearing pin gets loose from flex point, and along the trajectory of the level trough of groove to the end motion away from flex point, now pressing plate and clamping element depart from, and workpiece can freely take out.
In this example, guiding mechanism compensates eccentric wheel working face because of the loss caused of wearing and tearing by the length of the decrement and adjustment adjustment bolt that adjust spring.
Eccentric wheel platen clamp structure of the present invention has the following advantages:
1. meet " low cost " manufacturing philosophy, utilize leftover bits can complete manufacture, the low cost of manufacture of all parts, and reusable; Simple to operate, firmly can realize unidirectional clamping gently to handle, and pressing plate length < 200mm, do not take up room;
2. eccentric wheel handle has suitable operating position, simple to operation, only needs turning handle gently just can produce the clamping force of > 300N;
3. adopt the direct clamping work pieces of structure of locating along the track of groove and there is auto-lock function;
4. have guiding mechanism, the wearing and tearing of eccentric wheel working face regularly compensate by adjustment bolt.
Above-mentionedly only several specific embodiments in the present invention to be illustrated, but can not as protection scope of the present invention, every according to the change of the equivalence done by design spirit in the present invention or modify, all should think and fall into protection scope of the present invention.
Claims (6)
1. an eccentric wheel platen clamp structure, the eccentric wheel comprising connecting plate, be positioned at the pressing plate above described connecting plate, the flap connecting described connecting plate and described pressing plate, guiding mechanism and be fixed on one end of described connecting plate, described eccentric wheel and described guiding mechanism are positioned at the homonymy of described connecting plate, it is characterized in that:
There is the groove running through described thickness of compressive plate at the middle part of described pressing plate;
Described flap is H type, and the top of described connecting plate snaps in the bottom slot of described flap, and described flap is fixedly connected with described connecting plate; The top of described flap is connected with described pressing plate by the bearing pin through the described groove of described pressing plate; Described bearing pin can move along the trajectory of the shape of described groove in described groove;
Described guiding mechanism comprises first from top to bottom and is fixedly connected with block, second and is fixedly connected with block, adjustment bolt and power transmission bolt;
Described first to be fixedly connected with block be L-type, and it is fixed on one end of described pressing plate, and its another side extends to the direction perpendicular to described pressing plate; Described adjustment bolt is fixedly connected with the another side of block through described first and further passs through adjusting nut from bottom to top, makes described adjustment bolt and described first be fixedly connected with block be fixedly connected with by adjusting nut;
Described second to be fixedly connected with block be sheet, and be fixed on described connecting plate perpendicular to described connecting plate, the another side that the described second length direction and described first being fixedly connected with block is fixedly connected with block is extended towards identical direction;
Described power transmission bolt is fixedly connected with block through described second and further passs through power transmission nut from bottom to top, described power transmission nut compresses the upper surface that described second is fixedly connected with block, and described power transmission bolt is fixedly connected with block by described power transmission nut and described second and is fixedly connected with; The outer sheathed spring of part being fixedly connected with block lower than described second of described power transmission bolt;
Described power transmission bolt and coaxial with described adjustment bolt-center;
The bottom of described adjustment bolt is withstood on the top of described power transmission bolt from bottom to top; Bottom and the described eccentric working face of described power transmission bolt are tangent;
The downward bent l-shaped of the other end of described pressing plate, clamping work pieces is between described connecting plate and one end away from described guiding mechanism of described pressing plate.
2. a kind of eccentric wheel platen clamp structure according to claim 1, it is characterized in that: described groove is arranged along the length direction horizontal-extending of described pressing plate, it bends downwards near one end that described first is fixedly connected with block and extends to form L-type, therefore described groove is made up of the vertical slots be linked in sequence and level trough; The flex point that the vertical slots of described groove and the interface point of level trough are clamping and get loose.
3. a kind of eccentric wheel platen clamp structure according to claim 2, is characterized in that: realize getting loose of clamping structure when described bearing pin is positioned at the level trough of described groove; Described bearing pin realizes the locking of clamping structure when being positioned at the vertical slots of described groove.
4. a kind of eccentric wheel platen clamp structure according to claim 3, is characterized in that: described eccentric wheel is fixed on described connecting plate by set bolt.
5. a kind of eccentric wheel platen clamp structure according to claim 4, is characterized in that: described eccentric wheel is provided with handle; Described handle moves in the direction of the clock eccentric wheel, the eccentric wheel power transmission bolt that upwards jack-up is tangent with it, the adjustment bolt that power transmission bolt jack-up contacts with it, because groove is to the locking effect of bearing pin after the power that adjustment bolt is subject to upwards, pressing plate is turned clockwise, the downward pressing clip gripping members of the other end of described pressing plate around described bearing pin; Handle is gently by when counterclockwise rotating eccentric wheel, eccentric wheel drives power transmission bolt to move down, adjustment bolt is also along with power transmission bolt is toward moving down, bearing pin gets loose from flex point, and along the trajectory of the level trough of groove to the end motion away from flex point, now pressing plate and clamping element depart from, and workpiece can freely take out.
6. a kind of eccentric wheel platen clamp structure according to claim 5, is characterized in that: described guiding mechanism compensates eccentric wheel working face because of the loss caused of wearing and tearing by the length of the decrement and adjustment adjustment bolt that adjust spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210345950.9A CN102837274B (en) | 2012-09-18 | 2012-09-18 | Pressure plate clamping structure of eccentric wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210345950.9A CN102837274B (en) | 2012-09-18 | 2012-09-18 | Pressure plate clamping structure of eccentric wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102837274A CN102837274A (en) | 2012-12-26 |
| CN102837274B true CN102837274B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210345950.9A Expired - Fee Related CN102837274B (en) | 2012-09-18 | 2012-09-18 | Pressure plate clamping structure of eccentric wheel |
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| Country | Link |
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| CN (1) | CN102837274B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101006A (en) * | 2012-12-31 | 2013-05-15 | 镇江市丰泰化验制样设备有限公司 | Fast compressing mechanism |
| CN103753441A (en) * | 2013-12-20 | 2014-04-30 | 柳州市永信机械配件制造有限公司 | Fin structure locating plate |
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| CN104400479A (en) * | 2014-11-17 | 2015-03-11 | 苏州速腾电子科技有限公司 | Device for clamping precise metal parts |
| CN104827420B (en) * | 2015-04-28 | 2017-09-15 | 安徽沃德气门制造有限公司 | A kind of dual valve core clamping device |
| CN104827421B (en) * | 2015-04-28 | 2016-11-02 | 安徽沃德气门制造有限公司 | A kind of portable dual valve core clamping device |
| CN107588061B (en) * | 2017-07-31 | 2019-08-09 | 北京航天控制仪器研究所 | A kind of locking-adjustable power quick-locking device |
| CN108547835B (en) * | 2018-04-03 | 2024-06-07 | 福建龙净高精设备制造有限公司 | Plate locking device |
| CN109620509B (en) * | 2019-01-29 | 2022-03-25 | 王东伟 | Traditional chinese medical science orthopedics is with collapsible fixing device |
| CN115213708A (en) * | 2022-06-20 | 2022-10-21 | 中国航发哈尔滨东安发动机有限公司 | Linkage clamping machine adds anchor clamps |
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|---|---|---|---|---|
| EP1050349A2 (en) * | 1999-05-01 | 2000-11-08 | Meltog Limited | Mandrel clamping arrangement |
| CN200984714Y (en) * | 2006-10-31 | 2007-12-05 | 扬动股份有限公司 | Eccentric clamping mechanism |
| CN101648344A (en) * | 2008-08-15 | 2010-02-17 | 天润曲轴股份有限公司 | Eccentric wheel clamping device |
| CN201783885U (en) * | 2010-08-03 | 2011-04-06 | 中冶焦耐(大连)工程技术有限公司 | Fixing clamp for rubber belts of belt conveyor |
| CN202114499U (en) * | 2011-05-25 | 2012-01-18 | 苏州大学 | Linear cutting clamp |
| CN202952179U (en) * | 2012-09-18 | 2013-05-29 | 上汽通用五菱汽车股份有限公司 | Clamping structure of eccentric wheel pressing plate |
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2012
- 2012-09-18 CN CN201210345950.9A patent/CN102837274B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1050349A2 (en) * | 1999-05-01 | 2000-11-08 | Meltog Limited | Mandrel clamping arrangement |
| CN200984714Y (en) * | 2006-10-31 | 2007-12-05 | 扬动股份有限公司 | Eccentric clamping mechanism |
| CN101648344A (en) * | 2008-08-15 | 2010-02-17 | 天润曲轴股份有限公司 | Eccentric wheel clamping device |
| CN201783885U (en) * | 2010-08-03 | 2011-04-06 | 中冶焦耐(大连)工程技术有限公司 | Fixing clamp for rubber belts of belt conveyor |
| CN202114499U (en) * | 2011-05-25 | 2012-01-18 | 苏州大学 | Linear cutting clamp |
| CN202952179U (en) * | 2012-09-18 | 2013-05-29 | 上汽通用五菱汽车股份有限公司 | Clamping structure of eccentric wheel pressing plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102837274A (en) | 2012-12-26 |
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Granted publication date: 20150128 Termination date: 20190918 |