CN108015473B - A kind of clamping tool - Google Patents
A kind of clamping tool Download PDFInfo
- Publication number
- CN108015473B CN108015473B CN201711276322.9A CN201711276322A CN108015473B CN 108015473 B CN108015473 B CN 108015473B CN 201711276322 A CN201711276322 A CN 201711276322A CN 108015473 B CN108015473 B CN 108015473B
- Authority
- CN
- China
- Prior art keywords
- eccentric wheel
- pivoted arm
- ontology
- support
- arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000005056 compaction Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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 present invention relates to a kind of clamping tools, including pin shaft, pivoted arm, clamp arm, support, locating piece, main mounting plate, pedestal, cylinder and eccentric wheel combination；Main mounting plate is fixedly installed on pedestal；Locating piece and support are fixedly installed on main mounting plate；The middle position of pivoted arm is connected by pin shaft and support rotation；One end of clamp arm is fixedly connected with eccentric wheel, and middle position is connected by pin shaft and support rotation；One end of pivoted arm and cylinder rotation connect, and the other end passes through eccentric wheel shaft and combines rotation connection with eccentric wheel.The technical program provides higher pressing force when compressing high-intensitive plate, and in compaction process, the destruction to plate appearance is reduced in a manner of slowly compressing by eccentric wheel combination, pivoted arm and arm clamping structure；During regular motion, rotated with normal speed to promote working efficiency.
Description
Technical field
The invention belongs to clamp arts, particularly relate to a kind of clamping tool.
Background technique
Body of a motor car is gradually welded by various types of small parts by level, to guarantee that the welding formed after welding is total
At stable accuracy, reliable, the auxiliary mould of design specialized is guaranteed in the welding process.Auxiliary mould is mainly responsible for each
A positioning and compression by weldering part.
In the prior art, as shown in Figure 1, clamping tool includes main mounting plate 04, locating piece 03, rotating arm 02 and compact heap
01, position is accurate to be realized to the position positioning for being carried out basis by weldering part using locating piece, then pass through cylinder or other to apply
The mechanism of pressure is to compact heap pressure testing and then realization is fixed to by the position of weldering part, and guarantees the quilt in the operating process such as welding
Positional shift will not occur for weldering part.
The intensity for being limited to rotating arm and main mounting plate lower end extension restricts, the compression between compact heap and locating piece
Power is subject to certain restrictions；The compression speed of compact heap is controlled by cylinder, can not achieve speed change compression.
Summary of the invention
The object of the present invention is to provide a kind of clamping tools, to solve that high pressure cannot be utilized when compressing high-intensitive part
Realize the problem of slowly compressing.
The present invention is achieved by the following technical solutions:
A kind of clamping tool, including pin shaft, pivoted arm, clamp arm, support, locating piece, main mounting plate, pedestal, cylinder and bias
Wheel combination；
The main mounting plate is fixedly installed on the pedestal；The locating piece and the support are fixedly installed in described
On main mounting plate；
The middle position of the pivoted arm is connected by the pin shaft and support rotation；
One end of the clamp arm is fixedly connected with the eccentric wheel, and middle position is rotated by the pin shaft and the support
Connection；
One end of the pivoted arm and cylinder rotation connect, and the other end passes through eccentric wheel shaft and the eccentric group
Close rotation connection；
It is provided with the first positive stop lug boss on the support, the second positive stop lug boss is provided on the pivoted arm；Described
One positive stop lug boss and second positive stop lug boss are provided commonly for the limit of the other end upper surface of the clamp arm.
The pivoted arm includes pivoted arm ontology, one end of the pivoted arm ontology is provided with cylinder mounting holes, in the pivoted arm
The other end of ontology is provided with eccentric wheel shaft；
The middle position of the pivoted arm ontology is provided with U-type groove, the U-type groove and pin shaft rotation connect；
Second positive stop lug boss is set to the upper surface of the pivoted arm ontology at the U-type groove.
The clamp arm is rectangular slab structure, and in one end of the clamp arm, there are four eccentric wheels to combine mounting hole for setting,
The centre of four eccentric wheel combination mounting holes is provided with eccentric wheel shaft perforation；
In the clamp arm at the other end, it is provided with pin shaft perforation.
The support includes support body, the upper end of the support body is provided with open slot, in the open slot
Two sides are provided with pin shaft hole, and the pivoted arm and the clamp arm are movably set in the open slot；
Be provided with outwardly extending extension in the one side wall of the open slot, the outer surface of the extension with it is described
The surface of support body being connected is in the same plane；
First positive stop lug boss is set to the end of the extension.
The eccentric wheel combination includes U-shaped guide groove, briquetting and eccentric wheel；
The briquetting is slideably positioned in the U-shaped guide groove；Be provided with mounting hole on the U-shaped guide groove, with it is described partially
Heart wheel combines mounting hole and corresponds；The U-shaped guide groove is fixedly connected with the clamp arm；
The briquetting includes briquetting ontology and the pressure contact portion below the briquetting ontology, the briquetting ontology with it is described
U-shaped guide groove is slidably connected；
Long hole is provided on the briquetting ontology, the eccentric wheel is slideably positioned in the long hole；In the bias
Rotation axis perforation is provided on wheel.
The beneficial effects of the present invention are:
The technical program is provided higher by eccentric wheel combination, pivoted arm and arm clamping structure when compressing high-intensitive plate
Pressing force, and in compaction process, the destruction to plate appearance is reduced in a manner of slowly compressing；During regular motion,
It is rotated with normal speed to promote working efficiency.
Detailed description of the invention
Fig. 1 is prior art clamping tool schematic diagram；
Fig. 2 is clamping tool axonometric drawing of the present invention；
Fig. 3 is the front view of Fig. 2；
Fig. 4 is the rearview of Fig. 2；
Fig. 5 is the axonometric drawing of support；
Fig. 6 is the axonometric drawing of pivoted arm；
Fig. 7 is the axonometric drawing of clamp arm；
Fig. 8 is eccentric wheel combination diagram.
Description of symbols
01 compact heap, 02 rotating arm, 03 locating piece, 04 main mounting plate, 1 pin shaft, 2 pivoted arms, 3 clamp arm, 4 supports, 5 positioning
Block, 6 main mounting plates, 7 pedestals, 8 cylinders, 21 pivoted arm ontologies, 22 cylinder mounting holes, 23 U-type grooves, 24 second positive stop lug boss, 25 partially
Heart wheel shaft, 31 eccentric wheels combine mounting hole, 32 eccentric wheel shaft perforation, the perforation of 33 pin shafts, 41 support bodies, 42 openings
Slot, 43 pin shaft holes, 44 extensions, 45 first positive stop lug boss, the combination of 100 eccentric wheels, 101 U-shaped guide grooves, 102 briquettings, 103 is eccentric
Wheel.
Specific embodiment
Carry out the technical solution that the present invention will be described in detail by the following examples, embodiment below is merely exemplary, only
It can be used to explanation and illustration technical solution of the present invention, and be not to be construed as the limitation to technical solution of the present invention.
The application provides a kind of clamping tool, as shown in Fig. 2 to Fig. 8, including it is pin shaft 1, pivoted arm 2, clamp arm 3, support 4, fixed
Position block 5, main mounting plate 6, pedestal 7, cylinder 8 and eccentric wheel combination 100.
Main mounting plate is fixedly installed on pedestal；Locating piece and support are fixedly installed on main mounting plate.
Pivoted arm 2 includes pivoted arm ontology 21, one end of pivoted arm ontology is provided with cylinder mounting holes 22, in the another of pivoted arm ontology
One end is provided with eccentric wheel shaft 25.
The middle position of pivoted arm ontology is provided with U-type groove 23, U-type groove and 1 sliding contact of pin shaft, U-type groove and pin shaft revolve
Turn connection.
Second positive stop lug boss 24 is set to the upper surface of pivoted arm ontology at U-type groove.
Clamp arm 3 is rectangular slab structure, and in one end of clamp arm, there are four eccentric wheels to combine mounting hole 31 for setting, partially at four
The centre of heart wheel combination mounting hole 31 is provided with eccentric wheel shaft perforation 32；For clamp arm combining fixation with eccentric wheel.
In clamp arm at the other end, it is provided with pin shaft perforation 33, pin shaft passes through pin shaft hole and pin shaft perforation on support
Afterwards, U-type groove on pivoted arm ontology is movable to be connected on pin shaft；It perforates in pin shaft to the upper surface of nearest clamp arm end and is located at
In the range of first positive stop lug boss and the second positive stop lug boss.
The middle position of pivoted arm is connected by pin shaft and support rotation.
One end of clamp arm is fixedly connected with eccentric wheel, and middle position is connected by pin shaft and support rotation.
One end of pivoted arm and cylinder rotation connect, and the other end passes through eccentric wheel shaft and combines rotation connection with eccentric wheel.
It is provided with the first positive stop lug boss 45 on the carrier 4, the second positive stop lug boss is provided on pivoted arm；First positive stop lug boss
The limit of the other end upper surface of clamp arm is provided commonly for the second positive stop lug boss.
Support 4 includes support body 41, and the upper end of support body is provided with open slot 42, is arranged in the two sides of open slot
There is pin shaft hole 43, pivoted arm and clamp arm are movably set in open slot.
It is provided with outwardly extending extension 44 in the one side wall of open slot, the outer surface of extension and support body
The surface being connected is in the same plane.
First positive stop lug boss 45 is set to the end of extension.
As shown in Figure 5 and Figure 6, under the second positive stop lug boss state shown in Fig. 2 of the first positive stop lug boss and pivoted arm of support
It is contacted with the upper surface of clamp arm 3.
Eccentric wheel combination 100 includes U-shaped guide groove 101, briquetting 102 and eccentric wheel 103.
Briquetting is slideably positioned in U-shaped guide groove；It is provided with mounting hole on U-shaped guide groove, mounting hole one is combined with eccentric wheel
One is corresponding；U-shaped guide groove is fixedly connected with clamp arm.
Briquetting includes briquetting ontology and the pressure contact portion below briquetting ontology, and briquetting ontology is slidably connected with U-shaped guide groove.
Long hole is provided on briquetting ontology, eccentric wheel is slideably positioned in long hole；Rotation axis is provided on eccentric wheel
Perforation.
As shown, Fig. 3 is half impaction state, cylinder 8 continues to stretch out and pivoted arm is driven to continue to rotate, and clamp arm is being propped up at this time
First positive stop lug boss of seat remains static, and pivoted arm is rotated with movable eccentric wheel and then realized under briquetting in rotary course
Pressure movement is until compress by stop motion after pressure part.
In opening procedure, cylinder 8 first drives the movement of pivoted arm 2 until state shown in Fig. 2, the second limit convex on pivoted arm 2
Platform drives clamp arm 3 to be moved together until fully opening；In compaction process, cylinder 8 first drive pivoted arm 2 and clamp arm 3 to move until
State shown in Fig. 2.
The movement velocity of cylinder 8 remains unchanged, and eccentric wheel combination is opposite by pressure part by normal speed during front half section
It is moved, the briquetting in second half section motion process in eccentric wheel combination slowly pushes, and sharply by the lower pressure of lever or so
Increase.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And deformation, the scope of the present invention are extremely equally limited by appended claims.
Claims (5)
1. a kind of clamping tool, which is characterized in that including pin shaft, pivoted arm, clamp arm, support, locating piece, main mounting plate, pedestal, gas
Cylinder and eccentric wheel combination；
The main mounting plate is fixedly installed on the pedestal；The locating piece and the support are fixedly installed in the main peace
In loading board；
The middle position of the pivoted arm is connected by the pin shaft and support rotation；
One end of the clamp arm is fixedly connected with the eccentric wheel, and middle position is connected by the pin shaft and support rotation
It connects；
One end of the pivoted arm and cylinder rotation connect, and the other end passes through eccentric wheel shaft and combines rotation with the eccentric wheel
Turn connection；
It is provided with the first positive stop lug boss on the support, the second positive stop lug boss is provided on the pivoted arm；First limit
Position boss and second positive stop lug boss are provided commonly for the limit of the other end upper surface of the clamp arm.
2. clamping tool according to claim 1, which is characterized in that the pivoted arm includes pivoted arm ontology, in the pivoted arm
One end of ontology is provided with cylinder mounting holes, and the other end of the pivoted arm ontology is provided with eccentric wheel shaft；
The middle position of the pivoted arm ontology is provided with U-type groove, the U-type groove and pin shaft rotation connect；
Second positive stop lug boss is set to the upper surface of the pivoted arm ontology at the U-type groove.
3. clamping tool according to claim 1, which is characterized in that the clamp arm is rectangular slab structure, in the folder
There are four eccentric wheels to combine mounting hole for one end setting of arm, and the centre of four eccentric wheel combination mounting holes is provided with bias
Wheel shaft perforation；
In the clamp arm at the other end, it is provided with pin shaft perforation.
4. clamping tool according to claim 1, which is characterized in that the support includes support body, in the support
The upper end of ontology is provided with open slot, the two sides of the open slot is provided with pin shaft hole, the pivoted arm and the clamp arm are living
It is dynamic to be set in the open slot；
Outwardly extending extension, the outer surface of the extension and the support are provided in the one side wall of the open slot
The surface of ontology being connected is in the same plane；
First positive stop lug boss is set to the end of the extension.
5. clamping tool according to claim 3, which is characterized in that eccentric wheel combination include U-shaped guide groove, briquetting and
Eccentric wheel；
The briquetting is slideably positioned in the U-shaped guide groove；It is provided with mounting hole on the U-shaped guide groove, with the eccentric wheel
Mounting hole is combined to correspond；The U-shaped guide groove is fixedly connected with the clamp arm；
The briquetting includes briquetting ontology and the pressure contact portion below the briquetting ontology, the briquetting ontology with it is described U-shaped
Guide groove is slidably connected；
Long hole is provided on the briquetting ontology, the eccentric wheel is slideably positioned in the long hole；On the eccentric wheel
It is provided with rotation axis perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711276322.9A CN108015473B (en) | 2017-12-06 | 2017-12-06 | A kind of clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711276322.9A CN108015473B (en) | 2017-12-06 | 2017-12-06 | A kind of clamping tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108015473A CN108015473A (en) | 2018-05-11 |
| CN108015473B true CN108015473B (en) | 2019-06-28 |
Family
ID=62078823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711276322.9A Expired - Fee Related CN108015473B (en) | 2017-12-06 | 2017-12-06 | A kind of clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108015473B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1649968A2 (en) * | 2004-10-21 | 2006-04-26 | UNIVER S.p.A. | Work piece gripping device for robotized manipulating systems |
| CN203343972U (en) * | 2013-07-19 | 2013-12-18 | 邯钢集团邯宝钢铁有限公司 | Clamping tool used for replacing loop steel wire rope |
| CN205798787U (en) * | 2016-06-14 | 2016-12-14 | 安徽机电职业技术学院 | A kind of pedal eccentric wheel clamping device |
| CN206105260U (en) * | 2016-10-28 | 2017-04-19 | 安徽江淮汽车集团股份有限公司 | Cylinder mounting structure |
| CN107127446A (en) * | 2017-06-30 | 2017-09-05 | 苏州凯富精密模具有限公司 | A kind of friction welding (FW) clamping device |
-
2017
- 2017-12-06 CN CN201711276322.9A patent/CN108015473B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1649968A2 (en) * | 2004-10-21 | 2006-04-26 | UNIVER S.p.A. | Work piece gripping device for robotized manipulating systems |
| CN203343972U (en) * | 2013-07-19 | 2013-12-18 | 邯钢集团邯宝钢铁有限公司 | Clamping tool used for replacing loop steel wire rope |
| CN205798787U (en) * | 2016-06-14 | 2016-12-14 | 安徽机电职业技术学院 | A kind of pedal eccentric wheel clamping device |
| CN206105260U (en) * | 2016-10-28 | 2017-04-19 | 安徽江淮汽车集团股份有限公司 | Cylinder mounting structure |
| CN107127446A (en) * | 2017-06-30 | 2017-09-05 | 苏州凯富精密模具有限公司 | A kind of friction welding (FW) clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108015473A (en) | 2018-05-11 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |