CN103521977B - Simple hook pin - Google Patents
Simple hook pin Download PDFInfo
- Publication number
- CN103521977B CN103521977B CN201310460476.9A CN201310460476A CN103521977B CN 103521977 B CN103521977 B CN 103521977B CN 201310460476 A CN201310460476 A CN 201310460476A CN 103521977 B CN103521977 B CN 103521977B
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- cantilever
- vertical bar
- crotch
- brace
- connector
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a simple hook pin. The simple hook pin comprises a pin body, a first cantilever and a second cantilever, a longitudinal through hole is formed inside the pin body, and two open grooves are symmetrically formed in the outer surface of the upper portion of the pin body left and right, wherein the open grooves are communicated with the longitudinal through hole. A first hook at the upper end of the first cantilever and a second hook at the upper end of the second cantilever stretch into the longitudinal through hole and stretch out of the two open grooves respectively, the pin body, the first cantilever and the second cantilever are hinged through a connecting piece, the first cantilever and the second cantilever are fixed inside the pin body through the connecting piece, an elastic component is arranged between the first cantilever and the second cantilever and respectively exerts pressure on the first cantilever and the second cantilever to separate the first cantilever from the second cantilever, and the elastic component is located below the connecting piece. The simple pin is easy to position, a shielded sheet metal part is pressed tightly and has enough welding space, and the simple hook pin is simple in structure, easy to achieve and low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of connector, particularly relate to a kind of Simple hook pin.
Background technology
In the jig Design process of automobile, the modes such as simple positioning compression structure, finger setting are widely used in fixture unit, and the stability be used for when strengthening the welding of sheet metal parts, meets the welding requirements of sheet metal component.The Distribution Principles of usual locating piece, compact heap is that they will as much as possible near solder joint, is used for strengthening the welding quality of sheet metal component assembly, notes affecting soldering turret welding sheet metal component simultaneously.But in the bridging arrangement of Metal Sheets for Body-manufacturing, need the sheet metal component of location, can be blocked completely by total member above, common positioning compression frame mode cannot be adopted to control the free degree of this part in Z-direction.
Summary of the invention
The object of this invention is to provide a kind of Simple hook pin, it is easily located, compress the sheet metal component that is blocked, and ensure that sheet metal component has enough welding spaces, its structure is simple, is easy to realize, and low cost of manufacture.
To achieve these goals, technical solution of the present invention is: a kind of Simple hook pin, comprise shank, also comprise the first cantilever, second cantilever, the upper end of described first cantilever, the upper end of described second cantilever is respectively equipped with the first crotch, second crotch, the inside of described shank is provided with longitudinal hole, the outer surface on the top of described shank is symmetrically set with two open slots, two described open slots communicate with described longitudinal hole, the upper end of described first cantilever, the upper end of described second cantilever stretches into the inside of described longitudinal hole respectively, described first crotch, described second crotch stretches out respectively from two open slots, described shank, described first cantilever, described second cantilever is hinged by the first connector, described first connector is by the first cantilever, second cantilever is fixedly installed in the inside of described shank, described first cantilever, elastomeric element is provided with between second cantilever, described elastomeric element is to described first cantilever, described second cantilever applies pressure respectively, to make described first cantilever, described second cantilever is separated, described elastomeric element is positioned at the below of described first connector.
Simple hook pin of the present invention, wherein, the axis of described longitudinal hole and the dead in line of described shank.
Simple hook pin of the present invention, wherein, described shank comprises the first cylinder, the second cylinder that connect up and down, described longitudinal hole is through described second cylinder and stretch into described first column body, two described opening trough_likes are formed in the left and right side of the outer surface of described first cylinder, the suspension end of described first crotch horizontally extends to the right and is stretched out by open slot described in, the suspension end of described second crotch horizontally extends left and is stretched out by open slot described in another, and the upper surface of described second cylinder is spacing respectively to described first crotch, described second crotch.
Simple hook pin of the present invention, wherein, described first cylinder is cylindric, and the cross section of described second cylinder is cydariform.
Simple hook pin of the present invention, wherein, described first cantilever comprises the first vertical bar, the first brace that upwards connect successively, the upper end of described first brace inclined upward connect the first crotch to the right, described second cantilever comprises the second vertical bar, the second brace that upwards connect successively, the upper end of described second brace inclined upward connect the second crotch left, connected by described first connector between described first brace and the second brace, between the described first vertical bar and the second vertical bar, described elastomeric element is installed.
Simple hook pin of the present invention, wherein, described first brace is provided with the second screw of the front and back sides running through described first brace, described second brace is provided with the 4th screw of the front and back sides running through described second brace, described first connector is the first connecting bolt, the first pad and the first nut, and described first connecting bolt is spirally connected with the first nut along front and back through after described shank, the 4th screw, the second screw and the first pad.
Simple hook pin of the present invention, wherein, the outer surface of described shank is provided with for the block spacing to the first connecting bolt, described block is positioned at the below of the head of described first connecting bolt.
Simple hook pin of the present invention, wherein, described elastomeric element is installed between the first vertical bar and the second vertical bar by the second connector, described second connector is connected between the first vertical bar and the second vertical bar, described elastomeric element is placed on described second connector, and the first vertical bar and the second vertical bar can slide on described second connector.
Simple hook pin of the present invention, wherein, described first vertical bar is provided with the first screw of the left and right side running through the described first vertical bar, described second vertical bar is provided with the 3rd screw of the left and right side running through the described second vertical bar, described second connector is the second connecting bolt, and described second connecting bolt is spirally connected with the second nut along right left direction through after the 3rd screw, elastomeric element, the first screw.
Simple hook pin of the present invention, wherein, described elastomeric element is spring.
The present invention is by being set to by shank by Simple hook pin, first cantilever, second cantilever, elastomeric element and connector connect to form, during use, simultaneously to the first cantilever, second cantilever applies external force, make the first cantilever, the top of the second cantilever is stretched in shank inner chamber respectively, by shank top through sheet metal component, afterwards by elastomeric element to the first cantilever, second cantilever applies power, make the first cantilever, the first crotch on second cantilever, second crotch stretches out two open slots on shank respectively, make the first crotch, second crotch is stuck on sheet metal component, it is easily located, compression is blocked sheet metal component, can ensure that sheet metal component has enough welding spaces, its structure is simple, be easy to realize, and low cost of manufacture.
Further beneficial effect of the present invention is: arrange block by being positioned at shank outer surface below the first connecting bolt head, prevents the first connecting bolt from rotating.
Further beneficial effect of the present invention is: arrange spring by the part on the second connecting bolt between first and second vertical bar, provides first and second cantilever to rotate backward power.
Accompanying drawing explanation
Fig. 1 is the perspective exploded view of Simple hook pin of the present invention;
Fig. 2 is the solid combination schematic diagram of Simple hook pin of the present invention;
Fig. 3 is the shank plan structure schematic diagram of Simple hook pin of the present invention;
Fig. 4 is the use schematic diagram of Simple hook pin of the present invention;
Fig. 5 is the use schematic diagram of Simple hook pin of the present invention when spring-compressed;
Fig. 6 is the geometrical analysis figure of Simple hook pin of the present invention before spring-compressed;
Fig. 7 is the geometrical analysis figure of Simple hook pin of the present invention after spring-compressed;
Fig. 8 is the moment diagram of first cantilever of Simple hook pin of the present invention after spring-compressed.
Detailed description of the invention
As shown in Figure 1 to Figure 3, Simple hook pin of the present invention, comprise shank 1, also comprise the first cantilever 2, second cantilever 3, the upper end of the first cantilever 2, the upper end of the second cantilever 3 is respectively equipped with the first crotch 11, second crotch 14, the inside of shank 1 is provided with longitudinal hole 7, the outer surface on the top of shank 1 is symmetrically set with two open slots 8, two open slots 8 communicate with longitudinal hole 7, the upper end of the first cantilever 2, the upper end of the second cantilever 3 stretches into the inside of longitudinal hole 7 respectively, first crotch 11, second crotch 14 stretches out respectively from two open slots 8, shank 1, first cantilever 2, second cantilever 3 is hinged by the first connector, first connector is by the first cantilever 2, second cantilever 3 is fixedly installed in the inside of shank 1, first cantilever 2, elastomeric element is provided with between second cantilever 3, elastomeric element is to the first cantilever 2, second cantilever 3 applies pressure respectively, to make the first cantilever 2, second cantilever 3 is separated, elastomeric element is positioned at the below of the first connector.
Simple hook pin of the present invention, wherein, the axis of longitudinal hole 7 and the dead in line of shank 1.
Simple hook pin of the present invention, wherein, shank 1 comprises the first cylinder 4, second cylinder 5 connected up and down, longitudinal hole 7 is through the second cylinder 5 and to stretch into the first cylinder 4 inner, two open slots 8 are formed at the left and right side of the outer surface of the first cylinder 4, the suspension end of the first crotch 11 horizontally extends to the right and is stretched out by an open slot 8, the suspension end of the second crotch 14 horizontally extends left and is stretched out by another open slot 8, and the upper surface of the second cylinder 5 is spacing respectively to the first crotch 11, second crotch 14.
Simple hook pin of the present invention, wherein, the first cylinder 4 is cylindric, and the cross section of the second cylinder 5 is cydariform.The area of the cross section of the first cylinder 4 is less than the area of the cross section of the second cylinder 5.
First cantilever 2, second cantilever 3 is fixedly installed in the inside of the second cylinder 5 by the first connector.
Simple hook pin of the present invention, wherein, first cantilever 2 comprises the first vertical bar 9, first brace 10 upwards connected successively, the upper end of the first brace 10 inclined upward connect the first crotch 11 to the right, second cantilever 3 comprises the second vertical bar 12, second brace 13 upwards connected successively, the upper end of the second brace 13 inclined upward connect the second crotch 14 left, connected by the first connector between first brace 10 and the second brace 13, between the first vertical bar 9 and the second vertical bar 12, elastomeric element is installed.
Elastomeric element applies pressure respectively to the vertical bar 12 of the first vertical bar 9, second, be separated to make the vertical bar 12 of the first vertical bar 9, second, and the first connector above elastomeric element is by hinged for the first cantilever 2, second cantilever 3, then the first crotch 11, second crotch 14 is ordered about separation respectively, and stretch out from two open slots 8 respectively, and the upper surface of the second cylinder 5 is spacing respectively to the first crotch 11, second crotch 14, then shank 1, first cantilever 2, second cantilever 3 is fixed together.
Simple hook pin of the present invention, wherein, first brace 10 is provided with the second screw 16 of the front and back sides running through the first brace 10, second brace 13 is provided with the 4th screw 18 of the front and back sides running through the second brace 13, first connector is that the first connecting bolt 19, first pad 20 and the first nut 21, first connecting bolt 19 are spirally connected with the first nut 21 along front and back through after shank 1, the 4th screw 18, second screw 16 and the first pad 20.
Simple hook pin of the present invention, wherein, the outer surface of shank 1 is provided with for the block 26 spacing to the first connecting bolt 19, block 26 is positioned at the below of the head of the first connecting bolt 19.
Specifically, block 26 is positioned on the outer surface of the second cylinder 5.
Simple hook pin of the present invention, wherein, elastomeric element is installed between the first vertical bar 9 and the second vertical bar 12 by the second connector, second connector is connected between the first vertical bar 9 and the second vertical bar 12, elastomeric element is placed on the second connector, and the first vertical bar 9 and the second vertical bar 12 can slide on the second connector.
Simple hook pin of the present invention, wherein, first vertical bar 9 is provided with the first screw 15 of the left and right side running through the first vertical bar 9, second vertical bar 12 is provided with the 3rd screw 17 of the left and right side running through the second vertical bar 12, second connector is that the second connecting bolt 22, second connecting bolt 22 is spirally connected with the second nut 24 along right left direction through after the 3rd screw 17, elastomeric element, the first screw 15.
Simple hook pin of the present invention, wherein, elastomeric element is spring 25.
As Fig. 4, shown in Fig. 5, when utilizing Simple hook pin of the present invention that sheet metal component is installed, sheet metal component 27 is placed in XY plane, the upper surface place plane of sheet metal component 27 is XY plane, then external force is applied to the first cantilever 2 and the second cantilever 3 simultaneously, Compress Spring 25, spring 25 drives the first cantilever 2 and the second cantilever 3 to rotate around the first connecting bolt 19, make the first crotch 11 that the first cantilever 2 is connected with the upper end of the second cantilever 3, the inside of the second crotch 14 dislocation shank 1, by the first cylinder 4 of shank 1 from bottom to top through the through hole 28 on sheet metal component 27, unclamp the external force be applied on the first cantilever 2 and the second cantilever 3 afterwards, spring 25 drives the first cantilever 2 and the second cantilever 3 to reversely rotate around the first connecting bolt 19, spring 25 returns to initial uncompressed state, now the first crotch 11 and the second crotch 14 are stretched respectively from two open slots 8 the first cylinder 4, the first crotch 11 and the second crotch 14 is made to be stuck on sheet metal component 27, the upper surface of sheet metal component 27 is to the first crotch 11, second crotch 14 is spacing respectively, first crotch 11 and the second crotch 14 have downward active force to sheet metal component 27 respectively, play the effect compressing sheet metal component 27, and shank 1 directly contacts with sheet metal component 27, play the effect of location sheet metal component 27, first cylinder 4 limits sheet metal component 27 at X simultaneously, the free degree of Y both direction, prevent sheet metal component 27 in X direction, Y-direction is moved.
As shown in Figure 6, in figure, A point position is the position of the first connecting bolt 19, and namely A point is the first cantilever 2, second cantilever 3 by the hinged pin joint of the first connector.X value is the distance the lower end from the second screw 16 position the first brace 10 to the first brace 10, Y value is the distance the upper end from the second screw 16 position to the first brace 10, z is the length compressing sheet metal component 27, α is the first brace angle of inclination at this moment (angle of the first brace and vertical direction), θ is the angle between the first brace 10 and horizontal plane, L be spring 25 not stressed time length, as shown in Figure 6, if
GE＝MK＝d ①
θ＝α+90° ②
β＝180°-θ ③
Draw:
α+β＝90° ④
Have again:
If external force action F1=30N, makes spring-compressed, Fig. 7, Fig. 8 are the moment diagram of the first cantilever after geometrical analysis figure after spring-compressed, spring-compressed respectively, L
2for spring 25 stressed time length, k is the spring constant of spring 25, then have:
F1 × AB
2=F
bullet× AC
27.
GE+EM+MK≤d ⑧
F bullet=k × △ L=k × (L-L
2) 9.
Can draw:
Namely Simple hook pin of the present invention both played positioning action, also played the effect of positioning compression workpiece simultaneously, and the structure of fixture is simple, is beneficial to and reduces fixture production cost, reduces manufacturing time, and enhances productivity.
Simple hook pin of the present invention can limit the free degree of sheet metal component 27 in X, Y both direction, prevent sheet metal component 27 in X direction, Y-direction motion, simultaneously can also positioning compression sheet metal component 27, limit the free degree of this part in Z-direction.Z-direction and XY plane orthogonal.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a Simple hook pin, comprise shank, it is characterized in that: also comprise the first cantilever, second cantilever, the upper end of described first cantilever, the upper end of described second cantilever is respectively equipped with the first crotch, second crotch, the inside of described shank is provided with longitudinal hole, the outer surface on the top of described shank is symmetrically set with two open slots, two described open slots communicate with described longitudinal hole, the upper end of described first cantilever, the upper end of described second cantilever stretches into the inside of described longitudinal hole respectively, described first crotch, described second crotch stretches out respectively from two open slots, described shank, described first cantilever, described second cantilever is hinged by the first connector, described first connector is by the first cantilever, second cantilever is fixedly installed in the inside of described shank, described first cantilever, elastomeric element is provided with between second cantilever, described elastomeric element is to described first cantilever, described second cantilever applies pressure respectively, to make described first cantilever, described second cantilever is separated, described elastomeric element is positioned at the below of described first connector, described first cantilever comprises the first vertical bar upwards connected successively, first brace, the upper end of described first brace inclined upward connect the first crotch to the right, described second cantilever comprises the second vertical bar upwards connected successively, second brace, the upper end of described second brace inclined upward connect the second crotch left, connected by described first connector between described first brace and the second brace, between described first vertical bar and the second vertical bar, described elastomeric element is installed.
2. Simple hook pin according to claim 1, is characterized in that: the axis of described longitudinal hole and the dead in line of described shank.
3. Simple hook pin according to claim 1, it is characterized in that: described shank comprises the first cylinder connected up and down, second cylinder, described longitudinal hole is through described second cylinder and stretch into described first column body, two described opening trough_likes are formed in a left side for the outer surface of described first cylinder, right side, the suspension end of described first crotch horizontally extends to the right and is stretched out by open slot described in, the suspension end of described second crotch horizontally extends left and is stretched out by open slot described in another, the upper surface of described second cylinder is to described first crotch, described second crotch is spacing respectively.
4. Simple hook pin according to claim 3, is characterized in that: described first cylinder is cylindric, and the cross section of described second cylinder is cydariform.
5. Simple hook pin according to claim 1, it is characterized in that: the second screw described first brace being provided with the front and back sides running through described first brace, described second brace is provided with the 4th screw of the front and back sides running through described second brace, described first connector is the first connecting bolt, the first pad and the first nut, and described first connecting bolt is spirally connected with the first nut along front and back through after described shank, the 4th screw, the second screw and the first pad.
6. Simple hook pin according to claim 5, is characterized in that: the outer surface of described shank is provided with for the block spacing to the first connecting bolt, described block is positioned at the below of the head of described first connecting bolt.
7. Simple hook pin according to claim 1, it is characterized in that: described elastomeric element is installed between the first vertical bar and the second vertical bar by the second connector, described second connector is connected between the first vertical bar and the second vertical bar, described elastomeric element is placed on described second connector, and the first vertical bar and the second vertical bar can slide on described second connector.
8. Simple hook pin according to claim 7, it is characterized in that: the first screw the described first vertical bar being provided with the left and right side running through the described first vertical bar, described second vertical bar is provided with the 3rd screw of the left and right side running through the described second vertical bar, described second connector is the second connecting bolt, and described second connecting bolt is spirally connected with the second nut along right left direction through after the 3rd screw, elastomeric element, the first screw.
9. Simple hook pin according to claim 1, is characterized in that: described elastomeric element is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310460476.9A CN103521977B (en) | 2013-09-30 | 2013-09-30 | Simple hook pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310460476.9A CN103521977B (en) | 2013-09-30 | 2013-09-30 | Simple hook pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103521977A CN103521977A (en) | 2014-01-22 |
| CN103521977B true CN103521977B (en) | 2015-06-10 |
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ID=49924515
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310460476.9A Active CN103521977B (en) | 2013-09-30 | 2013-09-30 | Simple hook pin |
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|---|---|
| CN (1) | CN103521977B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915224B (en) * | 2014-03-12 | 2016-07-27 | 安徽凯博尔特种电缆集团有限公司 | A kind of depression bar of cable water trap |
| CN108637385B (en) * | 2018-04-05 | 2020-01-17 | 江苏星光波纹管有限公司 | Bellows presss from both sides tight processingequipment |
| CN112747021B (en) * | 2020-12-29 | 2022-06-28 | 中国航空工业集团公司西安飞机设计研究所 | Emergency separation device |
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| EP1344713A2 (en) * | 2002-03-14 | 2003-09-17 | Progressive Tool & Industries Company | Clamping locator |
| CN1683113A (en) * | 2004-04-12 | 2005-10-19 | 日产自动车株式会社 | Positioning and clamping device |
| CN201192763Y (en) * | 2008-04-20 | 2009-02-11 | 比亚迪股份有限公司 | Perforating, pressing and positioning mechanism |
| CN201300939Y (en) * | 2008-02-25 | 2009-09-02 | 上海百顺锁业有限公司 | Novel folder |
| CN201316885Y (en) * | 2008-12-10 | 2009-09-30 | 安徽瑞祥工业有限公司 | Positioning compressing mechanism of car welding-loading clamp |
| CN201693497U (en) * | 2010-04-20 | 2011-01-05 | 英业达股份有限公司 | Clamping tool |
| CN202271296U (en) * | 2011-10-14 | 2012-06-13 | 中国第一汽车股份有限公司 | Manual positioning and clamping device adopting hooks and pins |
| CN103008947A (en) * | 2012-12-11 | 2013-04-03 | 若宇汽车装备工业（昆山）有限公司 | Automobile part positioning and pressing hook pin structure |
| CN103029072A (en) * | 2012-12-09 | 2013-04-10 | 重庆寿丰科技有限公司 | Cam clamping device |
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2013
- 2013-09-30 CN CN201310460476.9A patent/CN103521977B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274657A (en) * | 1999-05-24 | 2000-11-29 | Smc株式会社 | Clamp device |
| EP1344713A2 (en) * | 2002-03-14 | 2003-09-17 | Progressive Tool & Industries Company | Clamping locator |
| CN1683113A (en) * | 2004-04-12 | 2005-10-19 | 日产自动车株式会社 | Positioning and clamping device |
| CN201300939Y (en) * | 2008-02-25 | 2009-09-02 | 上海百顺锁业有限公司 | Novel folder |
| CN201192763Y (en) * | 2008-04-20 | 2009-02-11 | 比亚迪股份有限公司 | Perforating, pressing and positioning mechanism |
| CN201316885Y (en) * | 2008-12-10 | 2009-09-30 | 安徽瑞祥工业有限公司 | Positioning compressing mechanism of car welding-loading clamp |
| CN201693497U (en) * | 2010-04-20 | 2011-01-05 | 英业达股份有限公司 | Clamping tool |
| CN202271296U (en) * | 2011-10-14 | 2012-06-13 | 中国第一汽车股份有限公司 | Manual positioning and clamping device adopting hooks and pins |
| CN103029072A (en) * | 2012-12-09 | 2013-04-10 | 重庆寿丰科技有限公司 | Cam clamping device |
| CN103008947A (en) * | 2012-12-11 | 2013-04-03 | 若宇汽车装备工业（昆山）有限公司 | Automobile part positioning and pressing hook pin structure |
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|---|---|
| CN103521977A (en) | 2014-01-22 |
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