CN108296837A - A kind of clamp assembly of novel clamping workpiece - Google Patents
A kind of clamp assembly of novel clamping workpiece Download PDFInfo
- Publication number
- CN108296837A CN108296837A CN201810401861.9A CN201810401861A CN108296837A CN 108296837 A CN108296837 A CN 108296837A CN 201810401861 A CN201810401861 A CN 201810401861A CN 108296837 A CN108296837 A CN 108296837A
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- China
- Prior art keywords
- worm gear
- mounting base
- linkage
- block
- arc
- Prior art date
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Classifications
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- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a kind of clamp assemblies of novel clamping workpiece, including body and fixture body in the body top right side is set, the body top left side and intermediate stationary phase respectively are connected to the first mounting base and the second mounting base, it is horizontal through equipped with transverse shifting threaded rod in first mounting base and second mounting base, stationary phase is connected to traverse lever on the left of the transverse shifting threaded rod, it is screwed on the transverse shifting threaded rod and is connected to top plate and the first V-block mounting base, the top plate and the first V-block mounting base be fixedly connected and with body top sliding contact, it is installed with the first V-block in the first V-block mounting base, stationary phase is connected to second V-block concordant with first V-block on the fixture body, arc clamping body is equipped in the clamp machine body；The configuration of the present invention is simple, it is easily operated, it is suitable for different outside cylinder class workpiece series, it is highly practical.
Description
Technical field
The present invention relates to clamp art, the clamp assembly of specifically a kind of novel clamping workpiece.
Background technology
With the development of science and technology, social progress, country promotes always high-tech development, in field of fixtures, always
There are a relatively difficult technical problem, general outside cylinder class work piece holder is mostly scroll chuck or V-block and clamping machine
Structure combines, and scroll chuck size is larger, is not easy to clamping major diameter and the larger workpiece of length, the group of V-block and clamp system
Close complicated, inconvenient, this device efficiently solves the problems, such as this.
Invention content
Technical problem to be solved by the invention is to provide a kind of clamp assemblies of novel clamping workpiece, can solve
State the problems in present technology.
The present invention is achieved through the following technical solutions：A kind of clamp assembly of novel clamping workpiece of the present invention,
Including body and fixture body in the body top right side is set, the body top left side and intermediate stationary phase respectively
It is connected to the first mounting base and the second mounting base, level is through equipped with laterally shifting in first mounting base and second mounting base
Dynamic threaded rod, stationary phase is connected to traverse lever on the left of the transverse shifting threaded rod, spiral shell on the transverse shifting threaded rod
Line is in conjunction with the top plate and the first V-block mounting base that are connected among first mounting base and second mounting base, institute
State top plate and the first V-block mounting base be fixedly connected and with body top sliding contact, the first V-block installation
It is installed with the first V-block on seat, stationary phase is connected to second V-type concordant with first V-block on the fixture body
Block, interior the first guiding sliding groove equipped with horizontal extension of the body, the clamp machine body is interior to be equipped with arc symmetrically arranged on the left and the right
Shape track groove, in the arc track trench bottom inner wall connection be equipped with it is in communication and along extension gear track slot, it is described
The inner wall connection of arc track slot rear end is equipped with linkage body cavity, the linkage body cavity bottom end and the first guiding sliding groove top
Portion's inner wall is connected to, and is slidably connected in the first guiding sliding groove and is connected to the first guiding sliding shoe symmetrically arranged on the left and the right, institute
It states vertically to run through in the first guiding sliding shoe and is equipped with hexagonal screwing post-receiving chamber, run through institute equipped with horizontal in the first guiding sliding shoe
The worm gear chamber of worm gear chamber is stated, the worm gear intracavitary rotation, which combines, is connected to interior hexagonal worm gear, sliding knot in the interior hexagonal worm gear
It closes and is connected to the spread ends at the top of the worm gear intracavitary and the hexagonal rotary shaft that extends vertically, the hexagonal rotary shaft and stretches into
In the linkage body cavity, it is equipped in the first guiding sliding groove and penetrates through the first guiding sliding shoe and be located at the interior hexagonal
Worm gear rear end and the first worm gear pole for being driven the horizontal extension to connect therewith, the first worm gear pole left end end stationary phase are connected to
Clamping lever is slidably connected in the arc track slot and is connected to third guiding sliding shoe, third guiding sliding shoe bottom
Baltimore groove of the opening to the gear track slot is equipped in end face, rotation, which combines, in the baltimore groove is connected to front and back the to extend
One rotary shaft, first rotary shaft are equipped with to be driven the toothed wheel to connect, first rotation with the gear track slot
Shaft rear end spread ends penetrate through the third guiding sliding shoe rear end end face and stretch into the linkage body cavity, first rotation
In conjunction with being connected to positioned at the endoceliac linkage body of linkage, the third guides sliding shoe far from the fixture for rotation in shaft
One end stationary phase of body center's line is connected to arc clamping body, the one end of the arc clamping body far from the fixture body center
Through the corresponding end face of fixture body, the linkage is equipped with linkage chamber in vivo, and first rotary shaft is through described
Dynamic chamber and the part in it are equipped with linkage worm gear, in the linkage body bottom interior wall body rotation in conjunction be connected to be located at it is described
It moves worm gear left end and is driven the second worm gear pole to extend vertically to connect therewith, the second worm gear pole bottom end stretches into described
Linkage body bottom end face is and is fixedly connected with the hexagonal rotary shaft top end surface..
Preferably technical solution, the first guiding sliding shoe connect with the first worm gear pole transition bonding.
The thread rotary orientation of preferably technical solution, first worm gear pole center both ends is opposite.
Preferably technical solution, first worm gear pole, second worm gear pole and the transverse shifting threaded rod
Meet condition of self-locking.
Preferably technical solution, when the first guiding sliding shoe is away from each other mobile, the arc clamping body skids off
In the arc track slot, when the first guiding sliding shoe moves towards, the arc clamping body slides into the arc track
In slot.
The beneficial effects of the invention are as follows：When the equipment of the present invention is in original state, the top plate and first V-type
Block contacts with each other in left-most position, two the first guiding sliding shoes and is located at the first guiding sliding groove centre bit
It sets, the third guiding sliding shoe is located at the arc track slot close to one end of the fixture body center, at this point, the arc
Shape clamping body is fully located in the arc track slot, easy to repair and cleaning.
When the equipment clamping cylindrical work of the present invention, the first step positions workpiece, rotates the traverse lever, institute
It states top plate and first V-block moves right, workpiece is placed on first V-block and second V-block, work is made
Part has suitable position for cutter, and workpiece end is made to be in close contact with the top plate right end, easy to operate, is suitable for not
Same workpiece series.
Second step clamps workpiece, rotates the clamping lever and drives the first worm gear pole rotation, first worm gear pole
It drives the interior hexagonal worm gear rotation, the interior hexagonal worm gear to drive the hexagonal rotary shaft rotation, can finally drive described the
One rotary shaft rotates, and first rotary shaft drives the toothed wheel rotation, and the third guiding sliding shoe is made to be moved away from intermediate
Dynamic, the hexagonal rotary shaft is freely up and down slided in the interior hexagonal worm gear, and the arc clamping body can be made to skid off the arc
Shape track groove, two arc clamping body combinations gradually clamp workpiece and stop when the arc clamping body clamps workpiece completely
Rotation stop moves the clamping lever, and due to self-locking, the arc clamping body retaining clip clamping of workpieces state improves clamping effect,
It is highly practical.
When needing to unload workpiece, the clamping lever is rotated backward, first worm gear pole reversely rotates, finally can band
The dynamic first rotary shaft rotation, first rotary shaft drive the toothed wheel rotation, make the third guide sliding shoe to
Centre is mobile, so that the arc clamping body is slided into the arc track slot, and the arc clamping body is finally made to take in completely
Into the arc track slot, at this point, taking out workpiece, and the traverse lever is rotated backward, the top plate and described the
One V-block is moved to the left, and device is made to restPose, highly practical, easy to operate.
The device structure of the present invention is simple, positions workpiece by using V-block and top plate, is clamped by foldable arc
Body clamps workpiece, and clamping is easy to operate, can adjust ceiling location according to Workpiece length, be suitable for different outside cylinder class workpiece
Series, highly practical, clamping effect is good.
Description of the drawings
The present invention is described in detail by following specific embodiment and attached drawing for ease of explanation,.
Fig. 1 is a kind of clamp assembly overall structure diagram of novel clamping workpiece of the present invention；
Fig. 2 is the schematic cross-section of A-A in Fig. 1；
Fig. 3 is the schematic cross-section of B-B in Fig. 2；
Fig. 4 is the schematic cross-section of C-C in Fig. 2.
Specific implementation mode
As Figure 1-Figure 4, the clamp assembly of a kind of novel clamping workpiece of the invention, including body 100 and setting
In the fixture body 122 of 100 top right side of the body, 100 top left side of the body and intermediate stationary phase respectively are connected to the
Level runs through and is equipped in one mounting base 141 and the second mounting base 146, first mounting base 141 and second mounting base 146
Transverse shifting threaded rod 142,142 left side stationary phase of the transverse shifting threaded rod are connected to traverse lever 140, the transverse direction
The top being connected among first mounting base 141 and second mounting base 146 is screwed on mobile threaded rod 142
Plate 143 and the first V-block mounting base 145, the top plate 143 and the first V-block mounting base 145 be fixedly connected and with it is described
100 top sliding contact of body is installed with the first V-block 144, the clamp machine in the first V-block mounting base 145
Stationary phase is connected to second V-block 147 concordant with first V-block on body 122, and horizontal extension is equipped in the body 100
The first guiding sliding groove 101, arc track slot 120 symmetrically arranged on the left and the right, the arc are equipped in the fixture body 122
In 120 bottom interior wall of track groove connection be equipped with it is in communication and along extension gear track slot 121, the arc track slot
120 rear end inner wall connections are equipped with linkage body cavity 128, and 128 bottom end of linkage body cavity guides sliding groove 101 with described first
Top inner wall is connected to, and is slidably connected in the first guiding sliding groove 101 and is connected to the first guiding sliding symmetrically arranged on the left and the right
Block 123, described first guides vertically through hexagonal screwing post-receiving chamber 127 is equipped in sliding shoe 123, and described first guides sliding shoe
The horizontal worm gear chamber 125 for running through the worm gear chamber 125 is equipped in 123, the interior rotation of the worm gear chamber 125, which combines, is connected to interior hexagonal
Worm gear 126, be slidably connected in the interior hexagonal worm gear 126 hexagonal for being connected to and extending in the worm gear chamber 125 and vertically
Rotary shaft 124,124 top spread ends of the hexagonal rotary shaft stretch into the linkage body cavity 128, the first guiding sliding
It is equipped in slot 101 and penetrates through the first guiding sliding shoe 123 and be driven positioned at interior 126 rear end of hexagonal worm gear and therewith and connect
Horizontal extension the first worm gear pole 103, first worm gear pole, 103 left end end stationary phase is connected to clamping lever 148, described
It is slidably connected in arc track slot 120 and is connected to third guiding sliding shoe 116, the third guides 116 bottom end face of sliding shoe
It is interior to be equipped with baltimore groove 115 of the opening to the gear track slot 121, combination is rotated in the baltimore groove 115 is connected to front and back prolong
First rotary shaft 114 of exhibition, first rotary shaft 114 are equipped with to be driven the tooth to connect with the gear track slot 121
Shape wheel 113, first rotary shaft, 114 rear end spread ends penetrate through the third guiding 116 rear end end face of sliding shoe and stretch into
In the linkage body cavity 128, rotation is in conjunction with the connection being connected in the linkage body cavity 128 in first rotary shaft 114
Kinetoplast 129, the third guiding one end stationary phase of the sliding shoe 116 far from 122 center line of fixture body are connected to arc folder
Tight body 118, the one end of the arc clamping body 118 far from 122 center of fixture body are opposite through the fixture body 122
The end face answered, is equipped with linkage chamber 131 in the linkage body 129, first rotary shaft 114 through the linkage chamber 131 and
Part in it is equipped with linkage worm gear 132, and rotation is in conjunction with being connected to positioned at the linkage in the 129 bottom interior wall body of linkage body
132 left end of worm gear and the second worm gear pole 133 to extend vertically that transmission connects therewith, 133 bottom end of the second worm gear pole
129 bottom end face of linkage body is stretched into be and be fixedly connected with 124 top end surface of hexagonal rotary shaft.
Valuably, the first guiding sliding shoe 123 connects with 103 transition bonding of the first worm gear pole.
Valuably, the thread rotary orientation at first worm gear pole, 103 center both ends is opposite.
Valuably, first worm gear pole 103, second worm gear pole 133 and the transverse shifting threaded rod 142 meet
Condition of self-locking.
Valuably, when the first guiding sliding shoe 123 is away from each other mobile, the arc clamping body 118 skids off the arc
In shape track groove 120, when the first guiding sliding shoe 123 moves towards, the arc clamping body 118 slides into the curved track
In road slot 120.
When the equipment of the present invention is in original state, the top plate 143 and first V-block 144 are in leftmost side position
It sets, two the first guiding sliding shoes 123 contact with each other and guide 101 center of sliding groove positioned at described first, described
Third guiding sliding shoe 116 is located at the arc track slot 120 close to the one end at 122 center of fixture body, at this point, described
Arc clamping body 118 is fully located in the arc track slot 120.
When the equipment clamping cylindrical work of the present invention, the first step positions workpiece, rotates the traverse lever
140, the top plate 143 and first V-block 144 move right, and workpiece is placed into first V-block 144 and described
On second V-block 147, make workpiece that there is suitable position for cutter, and keep workpiece end and 142 right end of the top plate close
Contact.
Second step clamps workpiece, rotates the clamping lever 148 and first worm gear pole 103 is driven to rotate, and described first
Worm gear pole 103 drives the interior hexagonal worm gear 126 to rotate, and the interior hexagonal worm gear 126 drives the hexagonal rotary shaft 124 to revolve
Turn, first rotary shaft 114 can finally be driven to rotate, first rotary shaft 114 drives the toothed wheel 113 to rotate, and makes
Third guiding sliding shoe 116 away from intermediate mobile, the hexagonal rotary shaft 124 in the interior hexagonal worm gear 126 up and down
It is free to slide, the arc clamping body 118 can be made to skid off the arc track slot 120, two arc clamping bodies 118 combine
Workpiece is gradually clamped, when the arc clamping body 118 clamps workpiece completely, stop operating the clamping lever 148, due to certainly
Lock acts on, 118 retaining clip clamping of workpieces state of the arc clamping body.
When needing to unload workpiece, the clamping lever 148 is rotated backward, first worm gear pole 103 reversely rotates, most
First rotary shaft 114 can be driven to rotate eventually, first rotary shaft 114 drives the toothed wheel 113 to rotate, and makes described the
Three guiding sliding shoes 116 are mobile to centre, so that the arc clamping body 118 is slided into the arc track slot 120, and finally make
In the income to the arc track slot 120 completely of the arc clamping body 118, at this point, taking out workpiece, and the cross is rotated backward
To moving handle 140, the top plate 143 and first V-block 144 are moved to the left, and device is made to restPose.
The beneficial effects of the invention are as follows：When the equipment of the present invention is in original state, the top plate and first V-type
Block contacts with each other in left-most position, two the first guiding sliding shoes and is located at the first guiding sliding groove centre bit
It sets, the third guiding sliding shoe is located at the arc track slot close to one end of the fixture body center, at this point, the arc
Shape clamping body is fully located in the arc track slot, easy to repair and cleaning.
When the equipment clamping cylindrical work of the present invention, the first step positions workpiece, rotates the traverse lever, institute
It states top plate and first V-block moves right, workpiece is placed on first V-block and second V-block, work is made
Part has suitable position for cutter, and workpiece end is made to be in close contact with the top plate right end, easy to operate, is suitable for not
Same workpiece series.
Second step clamps workpiece, rotates the clamping lever and drives the first worm gear pole rotation, first worm gear pole
It drives the interior hexagonal worm gear rotation, the interior hexagonal worm gear to drive the hexagonal rotary shaft rotation, can finally drive described the
One rotary shaft rotates, and first rotary shaft drives the toothed wheel rotation, and the third guiding sliding shoe is made to be moved away from intermediate
Dynamic, the hexagonal rotary shaft is freely up and down slided in the interior hexagonal worm gear, and the arc clamping body can be made to skid off the arc
Shape track groove, two arc clamping body combinations gradually clamp workpiece and stop when the arc clamping body clamps workpiece completely
Rotation stop moves the clamping lever, and due to self-locking, the arc clamping body retaining clip clamping of workpieces state improves clamping effect,
It is highly practical.
When needing to unload workpiece, the clamping lever is rotated backward, first worm gear pole reversely rotates, finally can band
The dynamic first rotary shaft rotation, first rotary shaft drive the toothed wheel rotation, make the third guide sliding shoe to
Centre is mobile, so that the arc clamping body is slided into the arc track slot, and the arc clamping body is finally made to take in completely
Into the arc track slot, at this point, taking out workpiece, and the traverse lever is rotated backward, the top plate and described the
One V-block is moved to the left, and device is made to restPose, highly practical, easy to operate.
The device structure of the present invention is simple, positions workpiece by using V-block and top plate, is clamped by foldable arc
Body clamps workpiece, and clamping is easy to operate, can adjust ceiling location according to Workpiece length, be suitable for different outside cylinder class workpiece
Series, highly practical, clamping effect is good.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of clamp assembly of novel clamping workpiece, including body and clamp machine in the body top right side is set
Body, it is characterised in that：The body top left side and intermediate stationary phase respectively are connected to the first mounting base and the second mounting base, described
It is horizontal through equipped with transverse shifting threaded rod, the transverse shifting threaded rod left side in first mounting base and second mounting base
Stationary phase is connected to traverse lever, be screwed on the transverse shifting threaded rod be connected to positioned at first mounting base and
Top plate among second mounting base and the first V-block mounting base, the top plate and the first V-block mounting base stationary phase
Connect and with body top sliding contact, be installed with the first V-block, the fixture in the first V-block mounting base
Stationary phase is connected to second V-block concordant with first V-block on body, and being equipped with the first of horizontal extension in the body leads
Draw sliding groove, be equipped with arc track slot symmetrically arranged on the left and the right in the clamp machine body, in the arc track trench bottom inner wall
Connection be equipped with it is in communication and along extensions gear track slot, the arc track slot rear end inner wall connection be equipped with link body
Chamber, the linkage body cavity bottom end are connected to the first guiding sliding groove top inner wall, in the first guiding sliding groove
It is slidably connected and is connected to the first guiding sliding shoe symmetrically arranged on the left and the right, run through vertically in the first guiding sliding shoe and be equipped with six
Angle rotates axocoel, and the horizontal worm gear chamber for running through the worm gear chamber, the worm gear intracavitary rotation are equipped in the first guiding sliding shoe
Turn to combine and be connected to interior hexagonal worm gear, is slidably connected in the interior hexagonal worm gear and is connected to positioned at the worm gear intracavitary and prolongs vertically
The hexagonal rotary shaft of exhibition, hexagonal rotary shaft top spread ends stretch into the linkage body cavity, the first guiding sliding
It is equipped with to penetrate through the first guiding sliding shoe and be located at the interior hexagonal worm gear rear end and be driven the level to connect therewith in slot and prolong
First worm gear pole of exhibition, the first worm gear pole left end end stationary phase are connected to clamping lever, are slided in the arc track slot
Sliding shoe is guided in conjunction with third is connected to, opening is equipped with to the gear track slot in the third guiding sliding shoe bottom end face
Baltimore groove, rotation, which combines, in the baltimore groove is connected to front and back the first rotary shaft to extend, and first rotary shaft is equipped with
To be driven the toothed wheel to connect with the gear track slot, the first rotation shaft rear end spread ends penetrate through the third and lead
Draw sliding shoe rear end end face and stretch into the linkage body cavity, rotation is in conjunction with being connected to positioned at described in first rotary shaft
Endoceliac linkage body is moved, the third guiding one end stationary phase of the sliding shoe far from the fixture body center line is connected to arc
The corresponding end face of fixture body is run through in clamping body, the one end of the arc clamping body far from the fixture body center,
The linkage is equipped with linkage chamber in vivo, and part of first rotary shaft through the linkage chamber and in it is equipped with linkage snail
Wheel, in the linkage body bottom interior wall body rotation in conjunction be connected to connect positioned at the linkage worm gear left end and therewith transmission it is perpendicular
The second worm gear pole directly to extend, the second worm gear pole bottom end stretch into the linkage body bottom end face be and with the hexagonal
Rotary shaft top end surface is fixedly connected.
2. a kind of clamp assembly of novel clamping workpiece according to claim 1, it is characterised in that：First guiding is slided
Motion block connects with the first worm gear pole transition bonding.
3. a kind of clamp assembly of novel clamping workpiece according to claim 1, it is characterised in that：First worm gear pole
The thread rotary orientation at center both ends is opposite.
4. a kind of clamp assembly of novel clamping workpiece according to claim 1, it is characterised in that：First worm gear
Bar, second worm gear pole and the transverse shifting threaded rod meet condition of self-locking.
5. a kind of clamp assembly of novel clamping workpiece according to claim 1, it is characterised in that：First guiding is slided
When motion block is away from each other mobile, the arc clamping body skids off in the arc track slot, and the first guiding sliding shoe moves in opposite directions
When dynamic, the arc clamping body slides into the arc track slot.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401861.9A CN108296837A (en) | 2018-04-28 | 2018-04-28 | A kind of clamp assembly of novel clamping workpiece |
| JP2018115039A JP6875002B2 (en) | 2018-04-28 | 2018-06-16 | Jig parts for workpiece clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401861.9A CN108296837A (en) | 2018-04-28 | 2018-04-28 | A kind of clamp assembly of novel clamping workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108296837A true CN108296837A (en) | 2018-07-20 |
Family
ID=62846659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810401861.9A Pending CN108296837A (en) | 2018-04-28 | 2018-04-28 | A kind of clamp assembly of novel clamping workpiece |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6875002B2 (en) |
| CN (1) | CN108296837A (en) |
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| CN202655948U (en) * | 2012-03-12 | 2013-01-09 | 上海臣轩机械有限公司 | Self-centering fixture for machining irregular part |
| CN105182726A (en) * | 2014-06-17 | 2015-12-23 | 中兴通讯股份有限公司 | Intelligent watch and automatic wearing method for intelligent watch |
| CN104128829A (en) * | 2014-06-30 | 2014-11-05 | 安徽机电职业技术学院 | V-block-positioning pneumatic clamping machining center fixture |
| CN104959862A (en) * | 2015-08-04 | 2015-10-07 | 安徽机电职业技术学院 | Clamping fixture for axis parts of different sizes |
| CN105252301A (en) * | 2015-10-30 | 2016-01-20 | 重庆市长寿区怡美饰品加工坊 | Clamping device for spring type accessory machining |
| CN206200599U (en) * | 2016-11-24 | 2017-05-31 | 重庆市九龙坡职业教育中心 | Numerical control machining center special fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6875002B2 (en) | 2021-05-19 |
| JP2019188584A (en) | 2019-10-31 |
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