CN106825952B - A kind of sample holding device for laser boring - Google Patents
A kind of sample holding device for laser boring Download PDFInfo
- Publication number
- CN106825952B CN106825952B CN201710023599.4A CN201710023599A CN106825952B CN 106825952 B CN106825952 B CN 106825952B CN 201710023599 A CN201710023599 A CN 201710023599A CN 106825952 B CN106825952 B CN 106825952B
- Authority
- CN
- China
- Prior art keywords
- sample
- grip block
- plate
- frame
- receiving frame
- 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.)
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Links
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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
-
- 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
Abstract
The present invention provides a kind of sample holding devices for laser boring, including：Grip slipper, including have hollow structure to place the receiving frame of sample, and with the grip block of activity clamping sample in the receiving frame；Elastic device is mounted in the receiving frame to apply the chucking power of clamping sample to the grip block.The present invention securely can effectively complete the clamping to circular specimen by openable and closable grip block, and sample can be clamped automatically using elastic device, reduce clamp structure.The clamping device of the present invention does not block the effective machining area of sample, the stock utilization and processing efficiency being greatly improved in laser boring.
Description
Technical field
The present invention relates to laser processings to assemble technical field, to circular specimen when more particularly to one kind for laser boring
The device being clamped.
Background technology
Laser drilling is one of the main application fields of laser processing, have high speed, high efficiency, accurate positioning,
Advantage easy to automate.Based on the above advantage, laser boring is widely used in group hole machined, with machine drilling and electrical fire
Flower punching is compared, and process velocity greatly improves.However, for the smaller circular specimen of radius, traditional method of clamping meeting
A part of working (finishing) area is blocked, the utilization rate and processing efficiency of material are reduced.In addition, in the technological parameter stage of fumbling, especially
It is that the utilization rate for improving material is more needed for expensive metal material.Therefore it is a kind of in laser boring that there is an urgent need for designs
The clamping device of circular specimen, to improve the utilization rate and processing efficiency of material.
Invention content
The invention aims to provide a kind of device for circular specimen to be clamped when laser boring, providing
While stable holding, the influence to laser boring area is reduced.
Particularly, the present invention provides a kind of sample holding device for laser boring, including：
Grip slipper, including have hollow structure to place the receiving frame of sample, and with activity in the receiving frame
The grip block of sample is clamped；
Elastic device is mounted in the receiving frame to apply the chucking power of clamping sample to the grip block.
In an embodiment of the invention, the grip block includes fixed clamp plate and movable grip block, described solid
Determine grip block to be arranged in described one end for accommodating frame, the elastic device is mounted on the other end for accommodating frame, the activity
Grip block is mounted between the fixed clamp plate and the elastic device, and horizontal under the promotion of the elastic device can be moved
Dynamic, the fixed clamp plate and the opposite one end of the movable grip block are respectively arranged with the V-arrangement clamp port that the sample is clamped.
In an embodiment of the invention, the elastic device is torque spring or spring leaf or spring or eccentric knot
Structure.
In an embodiment of the invention, it is equipped in the bare terminal end of the movable grip block and places putting for sample
Frame, the laying rack are V-arrangement elastic plate, and the expansion on the V-arrangement elastic plate traveling track is equipped on the receiving frame
Open block.
In an embodiment of the invention, be provided on the receiving frame by the movable grip block or it is described on
The device for limiting of cover board limitation in the on-state, the device for limiting are the scalable steel ball being arranged on the receiving frame,
Or the rotatable locating piece in the lower cover side is set.
In an embodiment of the invention, the fixed clamp plate is consolidated with receiving frame one or by fixing piece
It is scheduled in the receiving frame.
In an embodiment of the invention, the peace being additionally provided in the receiving frame below the grip block
Loading board, is provided with the first sample slot and the first sliding groove on the mounting plate, and the first sample slot is located at the specimen holder
It holds lower section a little and size is less than the width of the sample, the movement of the length of first sliding groove and the movable grip block
Distance is corresponding, and the activity grip block is fixed after first sliding groove with the mounting plate activity by bolt.
In an embodiment of the invention, it is additionally provided in the bottom for accommodating frame and is bonded with the mounting plate
Bottom plate is provided with the second examination corresponding with the first sample slot, the first sliding groove location on the mounting plate on the bottom plate
Sample slot and the second sliding groove, and the second sample slot is greater than or equal to the first sample slot, second sliding groove is in diameter
Upward width is more than the diametrical width of the first sliding groove, and the nut for fixing the movable grip block is limited in
In second sliding groove.
In an embodiment of the invention, it is provided in the upper surface for accommodating frame and closes the elastic device
Upper cover plate in the receiving frame is movably set with lower cover in the lower surface for accommodating frame, and the lower cover is used for
The sample closes the lower openings of the first sample slot or the second sample slot, the upper cover plate and the lower cover when placing
The side plate for being clampingly located at the receiving outer frame side by two pieces links together.
In an embodiment of the invention, the upper cover plate is fixed on the movable grip block.
The present invention securely can effectively complete the clamping to circular specimen by openable and closable grip block, be filled using elasticity
Setting automatically to be clamped sample, reduce clamp structure.The clamping device of the present invention does not block the effective machining of sample
Domain, the stock utilization and processing efficiency being greatly improved in laser boring.
Description of the drawings
Fig. 1 is the sample holding device structural schematic diagram of one embodiment of the present invention；
Fig. 2 is that the sample holding device of one embodiment of the present invention opens schematic diagram；
Fig. 3 is the mounting plates structure schematic diagram of one embodiment of the present invention；
Fig. 4 is the floor structure schematic diagram of one embodiment of the present invention；
Fig. 5 is the clamping plate structure schematic diagram of one embodiment of the present invention；
Fig. 6 is the above, the lower lid connection diagram of one embodiment of the present invention；
Fig. 7 is the above, the lower lid scheme of installation of one embodiment of the present invention；
Fig. 8 is the sample holding device sectional view of one embodiment of the present invention；
Fig. 9 is the laying rack structural schematic diagram of one embodiment of the present invention.
Specific implementation mode
As shown in Figure 1, 2, the sample holding device for laser boring of one embodiment of the invention includes in general manner
Grip slipper 10 for sample 30 to be clamped, and the elastic device 20 that power is clamped is provided for grip slipper 10.
The grip slipper 10 may include having hollow structure to place the receiving frame 11 of sample, and in receiving frame 11
With the grip block 12 of activity clamping sample 30.The elastic device 20, which is mounted on, to be accommodated in frame 11 to apply clamping examination to grip block 12
The chucking power of sample 30.
Sample 30 of the present embodiment can be that section is circular component, be placed in grip slipper 10, pressed from both sides
Plate 12 is held to be clamped from circular side level, and elastic device 20 can make grip block 12 maintain the state that sample 30 is clamped.When
After the clamped fixation of sample 30, the position progress sample 30 that grip slipper 10 is placed on to laser processing punches.When a sample 30
After processing is completed, it can overcome the elastic force of elastic device 20 that sample 30 is made to leave the clamping of grip block 12 and remove, then more renew
Sample 30.
In present embodiment, grip block 12 can be two pieces and be limited to the movable plate that accommodates and in frame 11 and can be movable relatively,
Can also be the one piece fixed and another piece structure to do relative motion, grip block 12 presss from both sides sample 30 from 30 side of sample
It holds, it is possible to reduce the influence to 30 machined surface of sample greatly improves stock utilization and processing efficiency in laser boring.Elasticity
Device 20 may be used the mode drawn or pushed away and apply elastic force to grip block 12.
As shown in figure 9, in an embodiment of the invention, can be arranged one piece in the bare terminal end of movable plate 12 and be used for
The laying rack 40 for putting sample 30, when sample 30 can be placed on before not being clamped on laying rack 40, the upper surface of laying rack 40
It is concordant with the lower surface of grip block 12, and the synchronizing moving with the movement of grip block 12.Laying rack 40 can be V-arrangement elastic plate,
Its angle in non-stress can make sample 30 be stably placed at its upper surface, and grip block 12 is in the mistake contacted with sample 30
The connecting pin stress of Cheng Zhong, laying rack 40 make angle magnify, and the angle magnify after laying rack 40 can be made to completely disengage sample 30
Orthographic projection range, to avoid influence sample 30 be clamped after processing, when grip block 12 leaves sample 30, laying rack 40 again exist
Restore original angle under the active force of own resilient, the placement for sample 30 next time is ready.It is receiving frame in figure
Signal is looked up, it is the groove for installing grip block to accommodate the dotted line at frame, and present embodiment can simplify the placement of sample 30, be not required to
The placement location of Control Assay 30 is removed again or deliberately keeps sample 30 that it is made not fall.Laying rack 40 may be mounted at grip block
12 bottom, and expansion block 41 of the setting on the angle traveling track of laying rack 40 on accommodating frame 11, when grip block 12
When moving to designated position, the two sides of laying rack 40 are contacted with the expansion block 41, and are separated by the expansion block 41.
As shown in figure 5, in an embodiment of the invention, grip block 12 can be divided into fixed clamp plate 122 and live
Dynamic grip block 121, fixed clamp plate 122 are arranged in the one end for accommodating frame 11, and elastic device 20, which is mounted on, accommodates the another of frame 11
End, movable grip block 121 are mounted between fixed clamp plate 122 and elastic device 20, and can be under the promotion of elastic device 20
It moves horizontally.Fixed clamp plate 122 can be the part for accommodating frame 11, can also be that independent is fixed on accommodates frame 11
On plate.For convenience of clamping sample 30, folder can be respectively set in the one end opposite with movable grip block 121 of fixed clamp plate 122
The V-arrangement clamp port 123 of sample 30 is held, V-arrangement clamp port 123 can form circular sample 30 2 points of clampings, improve clamping examination
The stability of sample 30.Corresponding change can be made to V-arrangement clamp port on the basis of V-arrangement clamp port in other embodiments
It is dynamic, such as using the v-shaped structure that opening angle can be changed, or using the V-arrangement that can realize clamping and rotation simultaneously to clamping sample 30
Nip rotation structure.
For convenience of the movement of movable grip block 121, placement activity grip block 121 can be set on the side wall for accommodating frame 11
Boss so that movable grip block 121, which can be supported on, to be accommodated in frame 11, and is moved along specified track.Implement in others
In mode, which is slidably mounted on receiving by can also accommodating the level trough of 11 medial surface of frame by being arranged
In frame 11.
In an embodiment of the invention, which may be used torque spring 21, and torque spring 21
It is fixed on designated position by the positioning pin 22 being fixed in receiving frame 11.After torque spring 21 is fixed, the both ends of opening
It can be contacted respectively with the madial wall for accommodating frame 11 and movable grip block 121, to make movable grip block 121 have clamping sample
30 chucking power.In other embodiments, elastic device can also be the spring leaf or eccentric stiffener of V-arrangement, such as cam, partially
The heart is justified.
Elastic device 20 can also be that one end is connect with movable grip block 121, and the other end connects with the medial surface for accommodating frame 11
The stretching and compression of spring can be realized by movable grip block 121 folder to sample 30 in the spring (not shown) connect
It holds and unclamps.To prevent spring bending, corresponding pockets can be set on accommodating frame 11, and the section of pockets is half
Arc, such structure can not influence movable grip block 121 and move above it, while can prevent spring in compression again
To certain lateral bend.In other embodiments, the both ends of the spring can also be clamped with fixed clamp plate 122 and activity respectively
Plate 121 connects, to apply the pulling force of clamping sample 30 to movable grip block 121.
As shown in figure 3, in an embodiment of the invention, for convenience of installing, position can be arranged in frame 11 accommodating
Mounting plate 13 in the lower section of grip block 12, is provided with the first sample slot 131 and the first sliding groove 132 on the mounting plate 13, and first
Sample slot 131 is located at the lower section of sample holder point and size is less than the width of sample 30, and such structure can make sample 30 exist
30 support of sample is facilitated into clamping, and the first sample slot 131 does not interfere with laser to sample in 13 upper surface of mounting plate when placement
30 processing.The length of first sliding groove 132 is corresponding with the displacement distance of movable grip block 121, and movable grip block 121 passes through spiral shell
Bolt is fixed after passing through the first sliding groove 132 with 13 activity of mounting plate, when movable grip block 121 moves, can be unscrewed bolt,
Then it is moved along the first sliding groove 131, bolt can be tightened so that movable grip block 121 is fixed on present bit after moving in place
It sets, is such as maintained at the state of clamping sample 30.Mounting plate 13, which can be bolted on, to be accommodated in frame 11, to provide stabilization
Brace foundation.First sample slot 131 can be connected to the first sliding groove 132 forms a T-slot structure.Mounting plate 13 can be with
Fixed seat as fixed clamp plate 122.
As shown in Fig. 4,8, in an embodiment of the invention, it can also be arranged and install in the bottom for accommodating frame 11
The bottom plate 14 that plate 13 is bonded, bottom plate 14 can be as the fixed pedestal of mounting plate 13 and fixed clamp plate 122.It is set on bottom plate 14
The second sample slot 141 and second corresponding with the first sample slot 131 on mounting plate 13,132 position of the first sliding groove is equipped with to slide
Dynamic slot 142.Second sample slot 141 can be greater than or equal to the first sample slot 131, to avoid the processing of laser is influenced.Second slides
142 diametrical width of dynamic slot can be more than 132 diametrical width of the first sliding groove, will fix movable grip block
121 nut is limited in the second sliding groove 142, prevents nut from being rotated in 121 moving process of movable grip block, and in activity
When grip block 121 is moved to clip position, the rotation of nut in rundown process.Bottom plate 14 can be by also cross geometrical clamp
Hold plate 122, the bolt of mounting plate 13 is fixed on and accommodates in frame 11.
As shown in Figure 6,7, in an embodiment of the invention, can be arranged in the upper surface for accommodating frame 11 will be elastic
Device 20 is enclosed in the upper cover plate 15 accommodated in frame 11, in lower surface activity setting the first sample slot 131 of closing for accommodating frame 11
Or the lower cover 16 of 141 lower openings of the second sample slot, upper cover plate 15 and lower cover 16 and receiving frame 11 can be horizontal cunnings
Dynamic connection structure is moved horizontally with accommodating frame 11 relatively on current location.When lower cover 16 is placed for accepting sample 30, because
For placement location is improper and is fallen by the first sample slot 131 or the second sample slot 142.After sample 30 is clamped, then remove down
Cover board 16 to avoid influence laser punching.Upper cover plate 15 and lower cover 16 can be installed simultaneously, can also only be fitted into
One.
In addition, upper cover plate 15 and lower cover 16 can be located relatively at the company of side plate 17 for accommodating 11 liang of lateral surfaces of frame by two pieces
It is connected together, which can make 16 synchronization action of upper cover plate 15 and lower cover, reduce the connection structure with receiving frame 11, as above
Elastic device 20 is enclosed in installed position by cover board 15 always in the upper surface slide movement for accommodating frame 11, and lower cover
Plate 16 is limited at by side plate 17 on the lower surface for accommodating frame 11, and when upper cover plate 15 moves to the right, lower cover 16 is located at
At the position for closing the first sample slot 131 or the second sample slot 141, when upper cover plate 15 moves to the left, lower cover 16 leaves
First sample slot 131 or the second sample slot 141.
To prevent the bolt of fixed bottom plate 14 from influencing the movement of lower cover 16, it can be arranged on lower cover 16 and be moved with it
The corresponding open slot 161 of length, open slot 161 are used to accommodate bolt one end of fixed bottom plate 14.
Upper cover plate 15 can be fixed on movable grip block 121, and the structure is convenient to move movable folder by upper cover plate 15
Hold plate 121.
In an embodiment of the invention, it is arranged on accommodating frame 11 and limits movable grip block 121 or upper cover plate 15
The device for limiting (not shown) of system in the on-state.
Device for limiting can be the scalable steel ball being arranged on accommodating frame 11, and usually scalable steel ball is by movable grip block
121 or the indentation of upper cover plate 15 accommodate in frame 11, when movable grip block 121 or upper cover plate 15 are moved to the right side for accommodating frame 11
(when picking and placeing sample), is detached from the installation site of scalable steel ball, and the steel ball in scalable steel ball is pushed away after losing pressing by spring
Go out and keep off on the return route of movable grip block 121 or upper cover plate 15, to limit movable grip block 121 or upper cover plate 15
On the right side for accommodating frame 11.When movable grip block 121 or upper cover plate 15 need to move to left, the steel ball of scalable steel ball is pressed i.e.
It can.
In addition, in other embodiments, which, which can also be provided in, accommodates the rotatable of 11 side of frame
Locating piece, the opposite frame 11 that accommodates of locating piece leave and are bonded two states, when it is bonded with receiving frame 11, is located at and accommodates frame
On the traveling track of 11 upper surface activity grip blocks 121 or upper cover plate 15；In leave state, then movable grip block 121 is left
Or the travelling route of upper cover plate 15.For the intensity for improving when locating piece barrier activity grip block 121 or upper cover plate 15, can hold
Receive frame 11 upper surface be arranged a groove, when locating piece with receiving frame 11 be bonded when can be stuck in the groove, to avoid by
Movable grip block 121 or upper cover plate 15 push.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (8)
1. a kind of sample holding device for laser boring, which is characterized in that including：
Grip slipper, including have hollow structure to place the receiving frame of sample, and be clamped with activity in the receiving frame
The grip block of sample；
Elastic device is mounted in the receiving frame to apply the chucking power of clamping sample to the grip block；
The grip block includes fixed clamp plate and movable grip block, and the fixed clamp plate is arranged accommodates the one of frame described
End, the elastic device be mounted on it is described accommodate frame the other end, it is described activity grip block be mounted on the fixed clamp plate and
It between the elastic device, and can be moved horizontally under the promotion of the elastic device, the fixed clamp plate and the activity
The opposite one end of grip block is respectively arranged with the V-arrangement clamp port that the sample is clamped；
The laying rack for placing sample is installed in the bare terminal end of the movable grip block, the laying rack is V-arrangement elastic plate, in institute
It states to accommodate and the expansion block on the V-arrangement elastic plate traveling track is installed on frame.
2. sample holding device according to claim 1, which is characterized in that
The elastic device is torque spring or spring leaf or eccentric structure.
3. sample holding device according to claim 1, which is characterized in that
The fixed clamp plate integrally or is fixed on by fixing piece in the receiving frame with the receiving frame.
4. according to any sample holding devices of claim 1-3, which is characterized in that
The mounting plate being additionally provided in the receiving frame below the grip block, first is provided on the mounting plate
Sample slot and the first sliding groove, the first sample slot is located at the lower section of the sample holder point and size is less than the sample
Width, the length of first sliding groove is corresponding with the movable displacement distance of grip block, and the activity grip block passes through spiral shell
Bolt is fixed after passing through first sliding groove with the mounting plate activity.
5. sample holding device according to claim 4, which is characterized in that
It is described accommodate frame bottom be additionally provided with the bottom plate being bonded with the mounting plate, be provided on the bottom plate with it is described
The first sample slot, the corresponding second sample slot of the first sliding groove location on mounting plate and the second sliding groove, and second examination
Sample slot is greater than or equal to the first sample slot, and the diametrical width of the second sliding groove exists more than first sliding groove
The nut for fixing the movable grip block is limited in second sliding groove by width radially.
6. sample holding device according to claim 5, which is characterized in that
Be provided with the upper cover plate elastic device being enclosed in the receiving frame in the upper surface for accommodating frame, described
The lower surface for accommodating frame is movably set with lower cover, and the lower cover is for closing first sample when the sample is placed
The lower openings of slot or the second sample slot, the upper cover plate and the lower cover are clampingly located at the receiving outer frame by two pieces
The side plate of side links together.
7. sample holding device according to claim 6, which is characterized in that
The upper cover plate is fixed on the movable grip block.
8. sample holding device according to claim 6, which is characterized in that
The restriction dress in the on-state by the movable grip block or upper cover plate limitation is provided on the receiving frame
It sets, the device for limiting is the scalable steel ball being arranged on the receiving frame, or revolving in the lower cover side is arranged
Turn locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710023599.4A CN106825952B (en) | 2017-01-13 | 2017-01-13 | A kind of sample holding device for laser boring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710023599.4A CN106825952B (en) | 2017-01-13 | 2017-01-13 | A kind of sample holding device for laser boring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106825952A CN106825952A (en) | 2017-06-13 |
| CN106825952B true CN106825952B (en) | 2018-09-11 |
Family
ID=59124118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710023599.4A Active CN106825952B (en) | 2017-01-13 | 2017-01-13 | A kind of sample holding device for laser boring |
Country Status (1)
| Country | Link |
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| CN (1) | CN106825952B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2088396C1 (en) * | 1994-09-20 | 1997-08-27 | Акционерное общество открытого типа "Уральский научно-технологический комплекс" | Self-centering clamping device |
| DE20003327U1 (en) * | 2000-02-24 | 2000-05-25 | Foerster Rainer | Clamping and stop device for quick clamping and attaching of workpieces |
| EP1197675A1 (en) * | 2000-03-03 | 2002-04-17 | Pascal Kabushiki Kaisha | Hydraulic cylinder with boosting function |
| CN104353929A (en) * | 2014-10-29 | 2015-02-18 | 重庆智锐德科技有限公司 | Lifting type high-frequency soldering station |
| CN205520281U (en) * | 2016-01-18 | 2016-08-31 | 武汉理工大学 | Ring welding fixture with adjustable radius |
| CN106216921A (en) * | 2016-08-31 | 2016-12-14 | 新兴县先丰不锈钢制品有限公司 | A kind of composite base spot welding automatic fixture |
-
2017
- 2017-01-13 CN CN201710023599.4A patent/CN106825952B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2088396C1 (en) * | 1994-09-20 | 1997-08-27 | Акционерное общество открытого типа "Уральский научно-технологический комплекс" | Self-centering clamping device |
| DE20003327U1 (en) * | 2000-02-24 | 2000-05-25 | Foerster Rainer | Clamping and stop device for quick clamping and attaching of workpieces |
| EP1197675A1 (en) * | 2000-03-03 | 2002-04-17 | Pascal Kabushiki Kaisha | Hydraulic cylinder with boosting function |
| CN104353929A (en) * | 2014-10-29 | 2015-02-18 | 重庆智锐德科技有限公司 | Lifting type high-frequency soldering station |
| CN205520281U (en) * | 2016-01-18 | 2016-08-31 | 武汉理工大学 | Ring welding fixture with adjustable radius |
| CN106216921A (en) * | 2016-08-31 | 2016-12-14 | 新兴县先丰不锈钢制品有限公司 | A kind of composite base spot welding automatic fixture |
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| Publication number | Publication date |
|---|---|
| CN106825952A (en) | 2017-06-13 |
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