CN106737302A - Floating type fixture - Google Patents
Floating type fixture Download PDFInfo
- Publication number
- CN106737302A CN106737302A CN201710047060.2A CN201710047060A CN106737302A CN 106737302 A CN106737302 A CN 106737302A CN 201710047060 A CN201710047060 A CN 201710047060A CN 106737302 A CN106737302 A CN 106737302A
- Authority
- CN
- China
- Prior art keywords
- clamping
- positioning
- cylinder body
- floating type
- positioning clamping
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of floating type fixture, object clamping cylinder includes that object clamps cylinder body, and two first pistons are provided with object clamping cylinder body, and a first piston is connected with a First piston bar, First piston bar is fixedly connected with jaw, and two jaws are oppositely arranged；Fixture also includes thering is two positioning clamping bodies of clamping part, and clamping part clamps cylinder body rotation and is connected with object；Also include positioning clamping cylinder, positioning clamping cylinder includes positioning clamping cylinder body, second piston is provided with positioning clamping cylinder body, second piston connects second piston bar, the clamping part of positioning clamping cylinder body and second piston bar respectively with positioning clamping body is fixedly connected, this structure can be realized being positioned after to being clamped the first clamping of workpiece, and clamping part clamps cylinder body rotation and is connected with object, floating type fixture is repositioned after with the change of clamped workpiece fulcrum, free centering is clamped, the deformation of workpiece can be prevented effectively from, it is ensured that the up-to-standard rate of processing workpiece.
Description
Technical field
The invention belongs to clamping technical field of processing equipment, and in particular to a kind of floating type fixture.
Background technology
With the manufacturing transition and upgrade of industrial equipment and robot carrying, the application of clamping process technology, frock is pressed from both sides
The requirement of tool develops to high-endization, specialization, intelligent direction.Particularly in some light body workpiece (or weldment) processing necks
In domain, because the rigid of workpiece itself is poor, crawl clamping space is narrow, and clamped face is poor with system, is easy to folder occur
Tight rebound deformation phenomenon, causes the reduction of Workpiece Machining Accuracy qualification rate, and manufacturing cost is substantially improved.
At present similar to light body component as Salar light-gathering Glass plate support, easily produced during welding
Deformation, or due to the error of solder side, when workpiece is during clamping, workpiece can be caused to be pressed from both sides because of the deformation of fulcrum
After tight, torque bounce-back is easily produced after the completion of machine operations, in turn result in mach error, influence the essence of work pieces process
Degree.Or because workpiece by manipulator during crawl is clamped, because the clamping face between manipulator and workpiece is unstable
And cause to be crawled the deformation of workpiece, so as to influence the up-to-standard rate of workpiece.
The content of the invention
The technical problems to be solved by the invention are：A kind of floating type fixture is provided, workpiece can first be clamped and positioned afterwards,
I.e. fixture is repositioned with the change of clamped workpiece fulcrum after free centering clamping, it is to avoid the deformation of workpiece, it is ensured that workpiece
Up-to-standard rate.
In order to solve the above technical problems, the technical scheme is that：Floating type fixture, including：Object clamping cylinder, it is described
Object clamping cylinder includes that object clamps cylinder body, and two first pistons, one described first are provided with the object clamping cylinder body
Piston is connected with a First piston bar, and the First piston bar is fixedly connected with jaw, and two jaws are oppositely arranged；Its
It is characterised by, the fixture also includes positioning clamping body, the positioning clamping body has two clamping parts, the clamping part and institute
State object and clamp cylinder body rotation connection；Positioning clamping cylinder, the positioning clamping cylinder includes positioning clamping cylinder body, and the positioning is clamped
Second piston is provided with cylinder body, the second piston connects second piston bar, and the positioning clamping cylinder body and described second live
The clamping part of the stopper rod respectively with the positioning clamping body is fixedly connected.
Further, the clamping part of the positioning clamping body clamps cylinder body ball-joint with the object.
Further, the object clamps cylinder body and is connected with centering spheroid, two clamping parts folder of the positioning clamping body
Hold the centering spheroid.
Further, the positioning clamping body clamps Boring mill and is hinged with the object.
Further, the fixture also includes positioning joint axle, and the positioning joint axle sleeve is located at the positioning clamping body
Mounting hole in, two clamping parts of the positioning clamping body clamp the positioning joint axle.
Further, the second piston bar is arranged between the centering spheroid and the positioning joint axle.
Further, the first spring is arranged with the First piston bar, the second bullet is arranged with the second piston bar
Spring.
Further, the positioning joint axle is integrated axle, or the positioning joint axle is two sections of axles being oppositely arranged.
Further, the object clamps cylinder body and is provided with guide rail, and the jaw is slidably mounted on the guide rail.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：
Floating type fixture of the invention, object clamping cylinder includes that object clamps cylinder body, and two are provided with object clamping cylinder body
Individual first piston a, first piston is connected with a First piston bar, and First piston bar is fixedly connected with jaw, two jaws
It is oppositely arranged, two jaws can clamp workpiece；Fixture also includes thering is two positioning clamping bodies of clamping part, clamping part and thing
Part clamps cylinder body and rotates connection；Also include positioning clamping cylinder, positioning clamping cylinder includes positioning clamping cylinder body, in positioning clamping cylinder body
Second piston is provided with, second piston connection second piston bar, positioning clamping cylinder body and second piston bar are clamped with positioning respectively
One clamping part of body is fixedly connected, and this structure can be realized being positioned after to being clamped the first clamping of workpiece, and clamping part
Cylinder body rotation is clamped with object to be connected, adjusted by rotating, floating type fixture freedom with the change of clamped workpiece fulcrum
Centering simultaneously steps up rear repositioning, can be prevented effectively from the deformation of workpiece, it is ensured that the up-to-standard rate of processing workpiece.
The first spring is arranged with the first piston of object clamping cylinder, is arranged on the second piston bar of positioning clamping cylinder
There is second spring so that floating type regulation is more flexible, and then cause that floating type fixture is adjusted more to the positioning for being clamped workpiece
Plus flexibly.
In the mounting hole of positioning clamping body, two clamping part clamping positions for positioning clamping body are closed positioning joint axle sleeve
Nodal axisn, positioning clamping body can be moved along positioning joint axle, while can also be rotated around positioning joint axle, fixture can be real
Now preferably adjust；Positioning joint axle could be arranged to two sections of axles being oppositely arranged, so can be with material-saving, reduces cost.
Brief description of the drawings
Fig. 1 is the structural representation of floating type fixture (use state) of the invention；
Fig. 2 is the left view of floating type fixture in Fig. 1；
In figure, the jaws of 11- first, the jaws of 12- second, the jaw seats of 21- first, the jaw seats of 22- second, 30- first pistons,
31- First piston bars, 32- second piston bars, 40- second pistons, the springs of 41- first, 42- second springs, 5- object clamping cylinders,
6- centering spheroids, 7- positioning clamping bodies, 8- positioning joint axles, 9- supports, 10- positioning clamping cylinders.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
In the description of this specification, it is to be understood that the orientation or position of the description such as " upper surface ", " lower surface "
Relation is based on orientation shown in the drawings or position relationship, it is only for be easy to the description present invention and simplify describe, without
Be indicate or imply meaning device or element must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that to be limitation of the present invention.
With reference to shown in Fig. 1 and Fig. 2, the object clamping cylinder 5 of floating type fixture includes that object clamps cylinder body, object clamping cylinder
Two first pistons 30 are provided with vivo, a first piston 30 is connected with a First piston bar 31, the of object clamping cylinder 5
One piston rod 31 is fixedly connected with jaw, i.e., one of First piston bar 31 is consolidated by the first jaw seat 21 and the first jaw 11
Fixed connection, another First piston bar 31 is fixedly connected by the second jaw seat 22 with the second jaw 12, or jaw is right with institute
The jaw seat answered is structure as a whole, and two jaws are oppositely arranged on the upper surface that object clamps cylinder body, workpiece to be processed
Just it is placed between two jaws.
Object clamping cylinder 5 can use pneumatic control or hydraulic control mode.Can also be covered in First piston bar 31
The first spring 41 is provided with, so, can cause that regulation of the object clamping cylinder 5 to First piston bar 31 is more flexible, and then
The regulation of pair jaw being fixedly connected with First piston bar 31 is more flexible.
Object to be clamped and be provided with guide rail on cylinder body, and jaw is slidably mounted on guide rail, and jaw is entered during movement
Row is oriented to, guide rail can be the form of dovetail groove, it is of course also possible to be that other conventionally forms can play leading for guide effect
Rail form.
Cylinder body is clamped with object and rotate the positioning clamping body 7 being connected with two clamping parts, position the clamping part of clamping body 7
Cylinder body ball-joint is clamped with object, during by ball-joint, object clamps cylinder body and is connected with centering spheroid 6, i.e., in object clamping cylinder
Centering spheroid 6 is fixedly connected with below body, can be fixedly connected by way of welding, it is of course also possible to it is normal to pass through other
The mode that is fixedly connected of rule is attached；Two clamping parts clamping centering spheroid 6 of clamping body 7 is positioned, in order to realize rotating
Connection.The clamping part and object for positioning clamping body 7 clamp cylinder body can also be hinged to realize by axle.
Floating type fixture also includes positioning clamping cylinder 10, and the second work is provided with the positioning clamping cylinder body of positioning clamping cylinder 10
Plug 10, the connection of second piston 10 second piston bar 32, positioning clamping cylinder body and second piston bar 32 respectively with positioning clamping body 7
One clamping part is fixedly connected.Positioning clamping cylinder 10 can use pneumatic control or hydraulic control mode.Can also be second
Second spring 42 is arranged with piston rod 32, so, regulation of the positioning clamping cylinder 10 to second piston bar 32 can be caused
It is more flexible, and then cause that the clamping part of positioning clamping body 7 is more flexible to the clamping and positioning of centering spheroid 6 or axle.
Floating type fixture also includes positioning joint axle 8, and positioning joint axle 8 is sheathed in the mounting hole of positioning clamping body 7, fixed
Two clamping part clamping position joint shafts 8 of position clamping body 7.In order to the structure arrangement of whole fixture is more reasonable, second piston
Bar 32 is arranged between centering spheroid 6 and positioning joint axle 8, in order to prevent centering spheroid 6 from being interfered with second piston bar 32,
Centering spheroid 6 can be irregular spheroid.Positioning joint axle 8 is integrated axle, or positioning joint axle 8 is two for being oppositely arranged
Section axle.Positioning joint axle 8 can be two sections of axles being oppositely arranged, so can be with material-saving, reduces cost；And also can be
Second piston bar 32 leaves enough accommodation spaces, will not interfere phenomenon.
Object to be clamped and leave gap between the lower surface of cylinder body and the upper surface of positioning clamping body, is easy to floating type fixture
Regulation.
When using floating type clamp workpiece of the invention, in first putting the workpiece in two jaws being oppositely arranged,
Jaw clamps workpiece.Floating type fixture is fixed on support 9 or manipulator, it is possible to use screw is fixed, or is used
The mode that is fixedly connected of other routines is fixedly connected, and the present invention is without limitation.10 points of object clamping cylinder 5 and positioning clamping cylinder
Do not work, the workpiece to being clamped is adjusted, the workpiece being clamped can be adjusted from each free degree, to workpiece
After being clamped positioning, the bounce-back of torque will not be caused, be prevented effectively from the deformation of workpiece, it is ensured that process the up-to-standard of workpiece
Rate.
Claims (9)
1. floating type fixture, including：
Object clamping cylinder, the object clamping cylinder includes that object clamps cylinder body, and two the are provided with the object clamping cylinder body
One piston a, first piston is connected with a First piston bar, and the First piston bar is fixedly connected with jaw, two
The jaw is oppositely arranged；Characterized in that, the fixture also includes
Positioning clamping body, the positioning clamping body has two clamping parts, and the clamping part clamps cylinder body and rotates with the object
Connection；
Positioning clamping cylinder, the positioning clamping cylinder includes positioning clamping cylinder body, and the second work is provided with the positioning clamping cylinder body
Plug, the second piston connects second piston bar, the positioning clamping cylinder body and the second piston bar respectively with the positioning
One clamping part of clamping body is fixedly connected.
2. floating type fixture as claimed in claim 1, it is characterised in that the clamping part of the positioning clamping body and the object
Clamp cylinder body ball-joint.
3. floating type fixture as claimed in claim 2, it is characterised in that the object clamps cylinder body and is connected with centering spheroid,
Two clamping parts of the positioning clamping body clamp the centering spheroid.
4. floating type fixture as claimed in claim 1, it is characterised in that the positioning clamping body and the object clamp cylinder body
Axle is hinged.
5. floating type fixture as claimed in claim 3, it is characterised in that the fixture also includes positioning joint axle, described fixed
Position joint shaft is sheathed in the mounting hole of the positioning clamping body, and two clamping parts of the positioning clamping body clamp the positioning
Joint shaft.
6. floating type fixture as claimed in claim 5, it is characterised in that the second piston bar is arranged at the centering spheroid
Between the positioning joint axle.
7. floating type fixture as claimed in claim 1, it is characterised in that the first spring is arranged with the First piston bar,
Second spring is arranged with the second piston bar.
8. floating type fixture as claimed in claim 5, it is characterised in that the positioning joint axle is integrated axle, or described
Positioning joint axle is two sections of axles being oppositely arranged.
9. floating type fixture as claimed in claim 1, it is characterised in that the object clamps cylinder body and is provided with guide rail, described
Jaw is slidably mounted on the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047060.2A CN106737302B (en) | 2017-01-22 | 2017-01-22 | Floating type fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047060.2A CN106737302B (en) | 2017-01-22 | 2017-01-22 | Floating type fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106737302A true CN106737302A (en) | 2017-05-31 |
| CN106737302B CN106737302B (en) | 2019-08-27 |
Family
ID=58943898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710047060.2A Active CN106737302B (en) | 2017-01-22 | 2017-01-22 | Floating type fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106737302B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855967A (en) * | 2017-12-23 | 2018-03-30 | 安徽航大智能科技有限公司 | A kind of floating type plane positioning platform |
| CN108637308A (en) * | 2018-05-17 | 2018-10-12 | 潜山县福达橡胶刷业制品厂 | A kind of brush drilling-hole positioning device |
| CN111822741A (en) * | 2020-06-23 | 2020-10-27 | 泉州台商投资区飞翔机械设计服务中心 | Drilling device and method for annular array inclined holes in mechanical part |
| CN113560915A (en) * | 2021-06-19 | 2021-10-29 | 宜兴同展精密模架有限公司 | Die carrier processing is with multi-functional workstation that can overturn with safety protection |
| CN113732977A (en) * | 2021-09-10 | 2021-12-03 | 安徽辰启信息科技有限公司 | Fixing device for irregular part machining |
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| CN201891998U (en) * | 2010-12-13 | 2011-07-06 | 上海市紧固件和焊接材料技术研究所 | Universal positioning support |
| CN103100906A (en) * | 2012-12-12 | 2013-05-15 | 重庆巨康建材有限公司 | Hydraulic-type clamping device for thin-wall work piece |
| CN203062321U (en) * | 2012-12-14 | 2013-07-17 | 重庆洋迪机电有限公司 | Hydraulic fixture for shaft-type elements |
| EP2977145A1 (en) * | 2014-07-23 | 2016-01-27 | Gressel AG | Centrical tensioning device |
| CN205271488U (en) * | 2015-12-28 | 2016-06-01 | 浙江汉达机械有限公司 | From centering hydraulic pressure flat -nose pliers |
| CN105666204A (en) * | 2014-11-19 | 2016-06-15 | 周丽 | Mechanical workbench clamping tool |
| CN206426010U (en) * | 2017-01-22 | 2017-08-22 | 高密宏泰机床制造有限公司 | Floating type fixture |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201891998U (en) * | 2010-12-13 | 2011-07-06 | 上海市紧固件和焊接材料技术研究所 | Universal positioning support |
| CN103100906A (en) * | 2012-12-12 | 2013-05-15 | 重庆巨康建材有限公司 | Hydraulic-type clamping device for thin-wall work piece |
| CN203062321U (en) * | 2012-12-14 | 2013-07-17 | 重庆洋迪机电有限公司 | Hydraulic fixture for shaft-type elements |
| EP2977145A1 (en) * | 2014-07-23 | 2016-01-27 | Gressel AG | Centrical tensioning device |
| CN105666204A (en) * | 2014-11-19 | 2016-06-15 | 周丽 | Mechanical workbench clamping tool |
| CN205271488U (en) * | 2015-12-28 | 2016-06-01 | 浙江汉达机械有限公司 | From centering hydraulic pressure flat -nose pliers |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855967A (en) * | 2017-12-23 | 2018-03-30 | 安徽航大智能科技有限公司 | A kind of floating type plane positioning platform |
| CN107855967B (en) * | 2017-12-23 | 2024-02-06 | 安徽航大智能科技有限公司 | Floating type plane positioning platform |
| CN108637308A (en) * | 2018-05-17 | 2018-10-12 | 潜山县福达橡胶刷业制品厂 | A kind of brush drilling-hole positioning device |
| CN111822741A (en) * | 2020-06-23 | 2020-10-27 | 泉州台商投资区飞翔机械设计服务中心 | Drilling device and method for annular array inclined holes in mechanical part |
| CN113560915A (en) * | 2021-06-19 | 2021-10-29 | 宜兴同展精密模架有限公司 | Die carrier processing is with multi-functional workstation that can overturn with safety protection |
| CN113560915B (en) * | 2021-06-19 | 2024-01-05 | 宜兴同展精密模架有限公司 | Multifunctional turnover workbench with safety protection function for die carrier machining |
| CN113732977A (en) * | 2021-09-10 | 2021-12-03 | 安徽辰启信息科技有限公司 | Fixing device for irregular part machining |
| CN113732977B (en) * | 2021-09-10 | 2022-11-25 | 深圳市快速直接工业科技有限公司 | Fixing device for irregular part machining |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106737302B (en) | 2019-08-27 |
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