CN112518204A - Novel stretch round pin location and centre gripping lazytongs - Google Patents
Novel stretch round pin location and centre gripping lazytongs Download PDFInfo
- Publication number
- CN112518204A CN112518204A CN202011390632.5A CN202011390632A CN112518204A CN 112518204 A CN112518204 A CN 112518204A CN 202011390632 A CN202011390632 A CN 202011390632A CN 112518204 A CN112518204 A CN 112518204A
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- China
- Prior art keywords
- block
- positioning
- connecting block
- clamping
- pin
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Links
- 238000003466 welding Methods 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 210000003811 finger Anatomy 0.000 abstract description 3
- 210000003813 thumb Anatomy 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- 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
- B23K37/0443—Jigs
Abstract
The object of the present patent is to solve the problem of separate positioning and clamping in the conventional positioning of body-in-white parts. The utility model provides a novel flexible location and centre gripping lazytongs, wherein the connecting seat among the fixed connection piece among the flexible positioning mechanism and the fixture passes through bolted connection, the locating pin is connected with the connecting block interference, when fixing a position and pressing from both sides the work piece, put into the locating pin earlier with the work piece, the handle is broken off with the fingers and thumb to the work piece and carry out prepositioning and press from both sides tightly, can inspect the last effect of its work piece of very first time, if improper can adjust immediately, then carry out the operation of admitting air of cylinder, guarantee the reliable and stable of clamp force with the thrust of cylinder, the regional locating piece in adjustable clearance in the mechanism and the tight piece of the clamp in adjustable clearance all are the problem that the adjustable gasket structure of the area of design satisfied different batches of.
Description
Technical Field
The invention relates to a positioning and clamping mechanism, in particular to a novel telescopic positioning and clamping synchronous mechanism, and belongs to the technical field of welding fixtures.
Background
Nowadays, automobiles become necessities of family life, people have more and more additional functional requirements in the automobiles, so that parts on the body-in-white are more and more exquisite and exquisite, the parts are more and more difficult to position, clamp and weld in a body-in-white welding clamp, and small parts are more difficult to position and clamp, so that smaller part positioning and clamping devices can be more applied to the welding clamp.
In conventional body-in-white part positioning; positioning and clamping are carried out separately, the positioning mechanism is complex and large, the positioning mechanism is not well suitable for positioning and clamping small parts, the welding precision is difficult to guarantee, great difficulty is brought to the design of a clamp, and therefore a novel telescopic positioning and clamping synchronous mechanism is urgently needed in the industry.
Disclosure of Invention
In view of the above problems, the present patent is directed to solving the problem of separate positioning and clamping in conventional body-in-white part positioning.
The invention is realized by the following technical scheme:
the utility model provides a novel flexible location and centre gripping lazytongs, its constitution includes: stretch out round pin positioning mechanism 1 and fixture 2, wherein fixed connection block 103 in the flexible positioning mechanism 1 passes through bolted connection with connecting seat 204 in the fixture 2, locating pin 102 is connected with connecting block 205 interference, when fixing a position and pressing from both sides the work piece, put into locating pin 102 with work piece 104 earlier, hand is broken handle 201 off with the fingers and thumb and is carried out prepositioning and clamp to work piece 104, can inspect the last piece effect of its work piece 104 the very first time, if improper can adjust immediately, then carry out the operation of admitting air of cylinder 101, guarantee the reliable and stable of clamp force with the thrust of cylinder 101.
The telescopic positioning mechanism 1 comprises an air cylinder 101, a positioning pin 102, a fixed connecting block 103, a workpiece 104, a gap-adjustable area positioning block 105, a gasket 106, a cover plate 107, a connecting plate 108 and a sleeve 109, wherein the air cylinder 101 is connected with the fixed connecting block 103 through a bolt, the air cylinder 101 is fixedly connected with the positioning pin 102, the workpiece 104 is coaxially matched with the positioning pin 102, the gap-adjustable area positioning block 105 and the gasket 106 are connected with the fixed connecting block 103 through bolts, the connecting plate 108 is connected with the fixed connecting block 103 through a bolt, the cover plate 107 is placed in a gap between the connecting plate 108 and the fixed connecting block 103, the sleeve 109 is in interference fit with the fixed connecting block 103 and is coaxially matched with the positioning pin 102 with a gap, when the connecting block 205 is forced to move, the positioning pin 102 is also driven to move due to the interference fit between the connecting block 205 and, when the clamping mechanism 2 is manually pulled, the cover plate 107 can move under the thrust of the connecting block 205, and the cover plate 107 also plays a role in protection, so that dust and impurities are prevented from falling into the fixed connecting block 103 and affecting accurate positioning.
The clamping mechanism 2 comprises a handle 201, a gasket I202, a clamping block 203 with adjustable clearance, a connecting seat 204, a connecting block 205, a connecting rod 206 and an execution block 207, wherein the handle 201 is connected with the execution block 207 through welding, the gasket I202 is connected with the clamping block 203 with adjustable clearance and the execution block 207 through bolts, the connecting seat 204 is connected with the execution block 207 through a pin shaft, the connecting block 205 is connected with the connecting rod 206 through a pin shaft, the connecting rod 206 is connected with the execution block 207 through a pin shaft, and the handle 201 is connected with the execution block 207 through welding, so that the handle 201 is pulled off and the connecting block 205 and the positioning pin 102 are driven to move along the axis of the connecting block 205 and the positioning pin 102, and telescopic positioning.
The clamping mechanism is matched with the telescopic function of the 2 air cylinder 101, the connecting rod mechanism of the wrestling handle 201, which is composed of the connecting seat 204, the connecting block 205, the connecting rod 206 and the execution block 207, drives the positioning pin 102 and the clamping block 203 with adjustable gap to simultaneously extend and clamp to position and clamp the workpiece 104, and the area positioning block 105 with adjustable gap and the clamping block 203 with adjustable gap on the mechanism are designed to have adjustable gasket structures to meet the problem that the sizes of parts in different batches are different.
The beneficial effects of the invention are: the mechanism is ingenious and reasonable in design, the positioning and clamping modules of the workpieces 104 are arranged in the same mechanism, and the same cylinder 101 is used as an execution element to drive, so that larger design space and processing and manufacturing cost can be saved, and the mechanism is extremely high in applicability to parts which are smaller and have higher requirements on positioning accuracy.
Drawings
FIG. 1 is a schematic structural view of a novel telescopic positioning and clamping synchronization mechanism;
fig. 2 and 3 are schematic structural views of the telescopic positioning mechanism 1 in fig. 1;
FIG. 4 is a schematic view of the structure of the clamping mechanism 2 of FIG. 1;
Detailed Description
1. Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a novel telescopic positioning and clamping synchronization mechanism according to the present embodiment includes: stretch out round pin positioning mechanism 1 and fixture 2, wherein fixed connection block 103 in the flexible positioning mechanism 1 passes through bolted connection with connecting seat 204 in the fixture 2, locating pin 102 is connected with connecting block 205 interference, when fixing a position and pressing from both sides the work piece, put into locating pin 102 with work piece 104 earlier, hand is broken handle 201 off with the fingers and thumb and is carried out prepositioning and clamp to work piece 104, can inspect the last piece effect of its work piece 104 the very first time, if improper can adjust immediately, then carry out the operation of admitting air of cylinder 101, guarantee the reliable and stable of clamp force with the thrust of cylinder 101.
2. Referring to fig. 2 and 3, the telescopic positioning mechanism 1 comprises an air cylinder 101, a positioning pin 102, a fixed connecting block 103, a workpiece 104, a gap-adjustable area positioning block 105, a gasket 106, a cover plate 107, a connecting plate 108 and a sleeve 109, wherein the air cylinder 101 is connected with the fixed connecting block 103 through a bolt, the air cylinder 101 is fixedly connected with the positioning pin 102, the workpiece 104 is coaxially matched with the positioning pin 102, the gap-adjustable area positioning block 105 and the gasket 106 are connected with the fixed connecting block 103 through a bolt, the connecting plate 108 is connected with the fixed connecting block 103 through a bolt, the cover plate 107 is placed in a gap between the connecting plate 108 and the fixed connecting block 103, the sleeve 109 is in interference fit with the fixed connecting block 103 and is coaxially matched with the positioning pin 102 with a gap, when the connecting block 205 is forced to move, the positioning pin 102 is also driven to move due to the interference fit of the, when the clamping mechanism 2 is manually pulled, the cover plate 107 can move under the thrust of the connecting block 205, and the cover plate 107 also plays a role in protection, so that dust and impurities are prevented from falling into the fixed connecting block 103 and affecting accurate positioning.
3. Referring to fig. 4, the clamping mechanism 2 is composed of a handle 201, a gasket i 202, a clamping block 203 with adjustable gap, a connecting seat 204, a connecting block 205, a connecting rod 206 and an execution block 207, wherein the handle 201 and the execution block 207 are connected by welding, the gasket i 202 and the clamping block 203 with adjustable gap are connected with the execution block 207 by bolts, the connecting seat 204 and the execution block 207 are connected by a pin shaft, the connecting block 205 and the connecting rod 206 are connected by a pin shaft, the connecting rod 206 and the execution block 207 are connected by a pin shaft, and the handle 201 and the execution block 207 are connected by welding, so that the handle 201 is pulled and the connecting block 205 and the positioning pin 102 are driven to move along the axis thereof, and telescopic positioning is realized.
It should be emphasized that the embodiments described herein are illustrative rather than restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also includes other embodiments that can be derived from the technical solutions of the present invention by those skilled in the art.
Claims (3)
1. The utility model provides a novel flexible location and centre gripping lazytongs, its characterized in that it comprises stretching round pin positioning mechanism (1) and fixture (2), wherein fixed connection piece (103) in flexible positioning mechanism (1) and connecting seat (204) in fixture (2) pass through bolted connection, and locating pin (102) and connecting block (205) interference are connected.
2. The novel telescopic positioning and clamping synchronous mechanism is characterized in that the telescopic positioning mechanism (1) consists of a cylinder (101), a positioning pin (102), a fixed connecting block (103), a workpiece (104), a gap-adjustable area positioning block (105), a gasket (106), a cover plate (107), a connecting plate (108) and a sleeve (109), wherein the cylinder (101) is connected with the fixed connecting block (103) through a bolt, the cylinder (101) is fixedly connected with the positioning pin (102), the workpiece (104) is coaxially matched with the positioning pin (102), the gap-adjustable area positioning block (105) and the gasket (106) are connected with the fixed connecting block (103) through a bolt, the connecting plate (108) is connected with the fixed connecting block (103) through a bolt, and the cover plate (107) is placed in a crack between the connecting plate (108) and the fixed connecting block (103), the sleeve (109) is in interference fit with the fixed connecting block (103), is in coaxial fit with the positioning pin (102) and is provided with a gap.
3. The novel telescopic positioning and clamping synchronous mechanism is characterized in that the clamping mechanism (2) consists of a handle (201), a gasket I (202), a clamping block (203) with adjustable clearance, a connecting seat (204), a connecting block (205), a connecting rod (206) and an execution block (207), wherein the handle (201) is connected with the execution block (207) through welding, the gasket I (202) and the clamping block (203) with adjustable clearance are connected with the execution block (207) through bolts, the connecting seat (204) is connected with the execution block (207) through a pin shaft, the connecting block (205) is connected with the connecting rod (206) through a pin shaft, and the connecting rod (206) is connected with the execution block (207) through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390632.5A CN112518204A (en) | 2020-12-02 | 2020-12-02 | Novel stretch round pin location and centre gripping lazytongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390632.5A CN112518204A (en) | 2020-12-02 | 2020-12-02 | Novel stretch round pin location and centre gripping lazytongs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112518204A true CN112518204A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011390632.5A Pending CN112518204A (en) | 2020-12-02 | 2020-12-02 | Novel stretch round pin location and centre gripping lazytongs |
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| Country | Link |
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| CN (1) | CN112518204A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201970065U (en) * | 2010-12-15 | 2011-09-14 | 华中科技大学 | Self-locking welding, assembling and positioning clamper |
| US20130031778A1 (en) * | 2011-08-01 | 2013-02-07 | Comau S.P.A. | System for assembly of a component on a motor-vehicle body structure |
| CN104959763A (en) * | 2015-07-22 | 2015-10-07 | 吉林省百浪汽车装备技术有限公司 | Positioning clamping device for soldering lamp of automobile |
| CN208729583U (en) * | 2018-08-02 | 2019-04-12 | 上海瑞系自动化科技有限公司 | A kind of mechanism of telescopic pin and the shared executive component of compression |
| CN111331296A (en) * | 2020-03-19 | 2020-06-26 | 洛阳理工学院 | Two-way clamping mechanism of automobile body welding fixture |
| CN211939615U (en) * | 2019-12-11 | 2020-11-17 | 广州德恒汽车装备科技有限公司 | Positioning and clamping mechanism for small bracket of automobile bridge |
-
2020
- 2020-12-02 CN CN202011390632.5A patent/CN112518204A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201970065U (en) * | 2010-12-15 | 2011-09-14 | 华中科技大学 | Self-locking welding, assembling and positioning clamper |
| US20130031778A1 (en) * | 2011-08-01 | 2013-02-07 | Comau S.P.A. | System for assembly of a component on a motor-vehicle body structure |
| CN104959763A (en) * | 2015-07-22 | 2015-10-07 | 吉林省百浪汽车装备技术有限公司 | Positioning clamping device for soldering lamp of automobile |
| CN208729583U (en) * | 2018-08-02 | 2019-04-12 | 上海瑞系自动化科技有限公司 | A kind of mechanism of telescopic pin and the shared executive component of compression |
| CN211939615U (en) * | 2019-12-11 | 2020-11-17 | 广州德恒汽车装备科技有限公司 | Positioning and clamping mechanism for small bracket of automobile bridge |
| CN111331296A (en) * | 2020-03-19 | 2020-06-26 | 洛阳理工学院 | Two-way clamping mechanism of automobile body welding fixture |
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Application publication date: 20210319 |