CN107160049A - A kind of adjustable big stroke is to heart gripping dogs - Google Patents
A kind of adjustable big stroke is to heart gripping dogs Download PDFInfo
- Publication number
- CN107160049A CN107160049A CN201710563130.XA CN201710563130A CN107160049A CN 107160049 A CN107160049 A CN 107160049A CN 201710563130 A CN201710563130 A CN 201710563130A CN 107160049 A CN107160049 A CN 107160049A
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- claw
- cushion block
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- power
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- 241000282472 Canis lupus familiaris Species 0.000 title claims abstract description 13
- 210000000078 claw Anatomy 0.000 claims abstract description 69
- 241000239290 Araneae Species 0.000 claims abstract description 26
- 210000005056 cell body Anatomy 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 8
- 238000005520 cutting process Methods 0.000 description 16
- 229910001651 emery Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009423 ventilation Methods 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses the adjustable big stroke of one kind to heart gripping dogs, including air spider, power voussoir, cushion block, fine adjustment block, claw, holding pad and claw footstock, power voussoir includes four pieces, and four pieces of power voussoirs are set along the circumferencial direction uniform intervals of air spider respectively；Fine adjustment block includes four pieces, and four pieces of fine adjustment blocks are respectively arranged at the outer face of power voussoir, after the linear position of power voussoir is adjusted, and trimmed piece is fixed on air spider；Cushion block includes four pieces, and four cushion blocks are fixedly installed on the side of power voussoir respectively, and the lateral surface of cushion block is provided with along the outside gradually incremental step supporting surface in the center of circle；One end of claw is fixedly connected on cushion block；Holding pad is fixedly connected on the outer face of neck；Claw footstock includes four, and four claw footstocks are respectively arranged in the gap between above-mentioned adjacent two claw.Integrated design of the present invention has clamping and rotation alignment function, is adapted to tubing circumgyration incision, and clamping caliber is adjustable, highly versatile.
Description
Technical field
The present invention relates to frock clamp field, a kind of adjustable big stroke is referred in particular to heart gripping dogs.
Background technology
Tubing cutting is an essential technique in Fitting-manufacture Process；Tubing cutting is general complete by pipe cutting machine
Into the tubing of strip is segmented the pipe fitting for being cut into required length by pipe cutting machine according to the actual requirements；Needed before tubing cutting
Fixation is clamped to tubing, to avoid cutting execution unit in incising pipes because tubing position is moved and causes cutting
Deviation；Due to traditional pipe cutting machine typically using emery wheel as cutting executing agency, in cutting by feed mechanism by tubing
It is fed to below emery wheel, then tubing is contacted by the emery wheel of rotation, and progressively declines the cutoff action for completing whole tubing；It is based on
Above-mentioned principle, existing tubing clamp system typically only possesses tubing clamping function；Due to traditional grinding wheel type Pipe Cutting technique,
The elevating movement of emery wheel and straight-line feed motion directly result in tubing cut surface not if it there is kinematic error when being cut
Flat defect, Pipe Cutting quality is difficult to control to, therefore can be by using laser head as cutting execution unit, and tubing needs during cutting
At the uniform velocity rotated, to carry out 360 ° of cuttings along outer pipe wall circumferencial direction, based on above-mentioned technical requirements, it is necessary to it is a kind of simultaneously
Possesses the frock clamp for clamping and making tubing rotate centering.
The content of the invention
The technical problem to be solved in the present invention is that have clamping there is provided a kind of Integrated design for above-mentioned the deficiencies in the prior art
And rotation alignment function, it is adapted to tubing circumgyration incision, and clamping caliber is adjustable, the adjustable big stroke of highly versatile is pressed from both sides to the heart
Tight claw.
The technical scheme that the present invention takes is as follows：A kind of adjustable big stroke is including air spider, dynamic to heart gripping dogs
Power voussoir, cushion block, fine adjustment block, claw, holding pad and claw footstock, wherein, above-mentioned power voussoir includes four pieces, four pieces of power wedges
Block respectively along air spider circumferencial direction uniform intervals set, and can along the center of circle direction towards air spider back and forth straight line slide
It is dynamic；Above-mentioned fine adjustment block includes four pieces, and four pieces of fine adjustment blocks are respectively arranged at the outer face of power voussoir；Above-mentioned cushion block includes four
Block, four cushion blocks are fixedly installed on the side of power voussoir respectively, and the lateral surface of cushion block is provided with outwards gradually incremental along the center of circle
Step supporting surface；One end of above-mentioned claw is fixedly connected on cushion block, and is connected by the step supporting surface different from cushion block,
Adjust distance of the claw apart from the center of circle；Above-mentioned holding pad is fixedly connected on the outer face of neck, and claw drives holding pad along circle
Heart direction moves along a straight line, to clamp or unclamp workpiece；Above-mentioned claw footstock includes four, and four claw footstocks are respectively arranged at
State in the gap between adjacent two claw, so as to guide and limit workpiece.
Preferably, described air spider is fixed by seat supports, and the side of air spider is provided with swivel base, swivel base and gas
Press output end connection, and the rotary motion through air pressure driving.
Preferably, four mounting grooves are offered on the outer face of described swivel base, four mounting grooves are respectively along the circle of swivel base
Circumferential direction uniform intervals are set, and form cross trough body structure；Above-mentioned four pieces of power voussoirs are respectively slidably embedded at four
In mounting groove, and trimmed piece is fixed in mounting groove.
Preferably, described described fine adjustment block is by screw connection on power voussoir, and the end face of above-mentioned cushion block is propped up
Above-mentioned fine adjustment block, by rotary screw to adjust the position of cushion block；Strip cell body is offered on cushion block, the strip cell body insertion pad
Block, and positioned at the middle part of cushion block, the both sides of strip cell body are step supporting surface.
Preferably, the inner of described claw offers fixing groove, and the inner face of claw is adjacent to the step supporting surface of cushion block
When, fixing groove is connected with strip cell body, is plugged bolt will pass through and claw is fixed on cushion block, and is passed through another away from the center of circle
It is spacing to fix that the end face of one adjacent step supporting surface props up claw.
The beneficial effects of the present invention are：
The present invention in view of the shortcomings of the prior art or defect is improved innovation, devise a kind of Integrated design have clamp and
Alignment function is rotated, is adapted to tubing circumgyration incision, and clamping caliber is adjustable, the adjustable big stroke of highly versatile is clamped to the heart
Claw；The present invention includes air spider and the clamping centering structure being arranged on air spider side；The side end face of air spider
On be connected with swivel base, swivel base drives and rotary motion through air pressure；Four along the circumferential direction uniform intervals settings are offered on swivel base
Mounting groove, four mounting grooves form cross trough body structure, as guide and limit part, to ensure centering that fixture is installed
Property；Four pieces of power voussoirs are respectively slidably installed, power voussoir is by being connected on its outer face in four mounting grooves
Fine adjustment block carries out the fine setting of installation site；Cushion block is fixed with the outer face of power voussoir；The cushion block of the present invention is according to clamping
And centering requires gradually to be provided with step supporting surface, each step branch along away from center of circle direction on independent research design, the side of cushion block
Support face is stepped up, and a step supporting surface may correspond to a clamping caliber, and claw is selected according to the actual caliber demand that clamps
Corresponding step anchor ring is mounted on cushion block, by this kind of structure design, effectively reduces alignment error, it is ensured that tubing
Centering；In addition, four claw footstocks are further respectively had in clearance space of the present invention between adjacent two claw, four cards
Pawl footstock is fixedly installed on air spider by screw, and the clamping space formed between four claw footstocks is more than four claw shapes
Into clamping space, so that in tubing of the clamping compared with Large Diameter Pipeline, claw footstock can play a part of guide and limit, and certain
Claw can be aided in provide clamping brace power in degree, while making clamping jaw clamping more stable, the tubing pipe that lifting clamping jaw can be clamped
Footpath scope.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention.
Fig. 2 is one of part dimensional structure diagram of the present invention.
Fig. 3 is the two of the part dimensional structure diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described：
As shown in Figure 1 to Figure 3, the technical scheme that the present invention takes is as follows：A kind of adjustable big stroke to heart gripping dogs, including
Air spider 2, power voussoir 4, cushion block 5, fine adjustment block 6, claw 8, holding pad 10 and claw footstock 11, wherein, above-mentioned power wedge
Block 4 includes four pieces, and four pieces of power voussoirs 4 are set along the circumferencial direction uniform intervals of air spider 2 respectively, and can be along towards pneumatic
The center of circle direction of chuck 2 linear slide back and forth；Above-mentioned fine adjustment block 6 includes four pieces, and four pieces of fine adjustment blocks 6 are respectively arranged at power voussoir
At 4 outer face；Above-mentioned cushion block 5 includes four pieces, and four cushion blocks 5 are fixedly installed on the side of power voussoir 4 respectively, cushion block 5
Lateral surface is provided with along the outside gradually incremental step supporting surface in the center of circle；One end of above-mentioned claw 8 is fixedly connected on cushion block 5, and
Connected by the step supporting surface different from cushion block 5, distance of the adjustment claw 8 apart from the center of circle；Above-mentioned holding pad 10, which is fixed, to be connected
On the outer face for being connected to neck 8, claw 8 drives holding pad 10 to be moved along a straight line along center of circle direction, to clamp or unclamp workpiece；On
Claw footstock 11 is stated including four, four claw footstocks 11 are respectively arranged in the gap between above-mentioned adjacent two claw 8, to lead
To spacing workpiece.
Air spider 2 is supported by bearing 1 and fixed, and the side of air spider 2 is provided with swivel base 3, swivel base 3 and air pressure output end
Connection, and the rotary motion through air pressure driving.
Four mounting groove A are offered on the outer face of swivel base 3, circumferencial directions of four mounting groove A respectively along swivel base 3 is uniform
It is arranged at intervals, forms cross trough body structure；Above-mentioned four pieces of power voussoirs 4 are respectively slidably embedded in four mounting groove A,
And trimmed piece 6 be fixed in mounting groove A.
Fine adjustment block 6 is by screw connection on power voussoir 4, and the end face of above-mentioned cushion block 5 props up above-mentioned fine adjustment block 6, passes through
Rotary screw is to adjust the position of cushion block 5；Strip cell body 7 is offered on cushion block 5, the insertion cushion block 5 of strip cell body 7, and be located at
The middle part of cushion block 5, the both sides of strip cell body 7 are step supporting surface.
The inner of claw 8 offers fixing groove 9, when the inner face of claw 8 is adjacent to the step supporting surface of cushion block 5, fixing groove 9
Connected with strip cell body 7, plug bolt will pass through and claw 7 is fixed on cushion block 5, and passed through another adjacent away from the center of circle
It is spacing to fix that the end face of step supporting surface props up claw 8.
Further, the present invention, which devises a kind of Integrated design, clamping and rotation alignment function, is adapted to tubing rotary cutting
Cut, and clamping caliber is adjustable, the adjustable big stroke of highly versatile is to heart gripping dogs；The present invention includes air spider and setting
In the clamping centering structure on air spider side；Swivel base is connected with the side end face of air spider, swivel base is through air pressure driving
Rotary motion；Four mounting grooves that along the circumferential direction uniform intervals are set are offered on swivel base, four mounting grooves form cross
Trough body structure, as guide and limit part, to ensure the centering of fixture installation；Respectively slidably installed in four mounting grooves
There are four pieces of power voussoirs, power voussoir carries out the fine setting of installation site by the fine adjustment block being connected on its outer face；Power wedge
Cushion block is fixed with the outer face of block；The cushion block of the present invention requires independent research design, the side of cushion block according to clamping and centering
Step supporting surface is gradually provided with along away from center of circle direction on face, each step supporting surface is stepped up, and a step supporting surface can be right
Ying Yuyi clamping caliber, claw selects corresponding step anchor ring to be mounted on cushion block according to the actual caliber demand that clamps,
By this kind of structure design, alignment error is effectively reduced, it is ensured that the centering of tubing；In addition, the present invention is in adjacent two cards
Four claw footstocks are further respectively had in clearance space between pawl, four claw footstocks are fixedly installed on pneumatic clamping by screw
On disk, the clamping space formed between four claw footstocks is more than the clamping space of four claw formation, to clamp larger pipe
During the tubing in footpath, claw footstock can play a part of guide and limit, and claw can be aided in provide clamping brace to a certain extent
Power, while making clamping jaw clamping more stable, the tubing caliber scope that lifting clamping jaw can be clamped.
Specifically, main function of the present invention is that the centering for realizing various centrosymmetric tubing different tube diameters is clamped；In order to
This demand is met, a adjustable big stroke of special exploitation is to heart gripping dogs；What main composition was filled on power voussoir
Cushion block and claw and holding pad etc. are constituted；It can realize that the claw of two opposite side after air spider ventilation makees centering synchronous linear fortune
It is dynamic；The various workpiece with different tube diameters substantially symmetrical about its central axis are realized easily（Pipe-type）Clamping and positioning；Claw has quality light and handy, is used to
Amount is small, and the bore passed through is big, easily regulation, dismounting, the advantages of easy to use stable.It is embodied as：Air spider is fitted with
Power voussoir that can be for linear motion；Equipped with an isometric cushion block of ladder on power voussoir, power voussoir side is equipped with fine adjustment block；
Claw is loaded onto, and be fixed on power voussoir to keep to the side in isometric ladder side using on cushion block；Holding pad is mounted in the long end of claw
On；By adjusting the screw in fine adjustment block during assembling, position of four cushion blocks relative to center is adjusted, it is ensured that circumference bounce exists
In allowed band；Then with alignment pin is made, adjust four cushion blocks are fixed on power voussoir；Now, because cushion block 4
Individual ladder position is isometric, and 4 claws and holding pad are also all wide, so, with any identical ladder position of cushion block
Claw and holding pad are loaded onto in side as keeping to the side, and the holding pad inner side of two opposite side is symmetrical relative to center after assembling；So as to
Realize pipe, square tube and rectangular tube even centrosymmetric tubing self-centering and the clamping easily such as elliptical tube；Further, since gas
The power voussoir stroke that dynamic chuck drives is limited, therefore need to adjust the position of step of the claw on cushion block, realizes more Large Diameter Pipeline
Clamping demand；And Large Diameter Pipeline workpiece relative mass also increases, now equipped with 4 claw footstocks on air spider end face, utilize
Certain guiding and branch is played in the centering of mounting hole regulation claw footstock, the clamping to Large Diameter Pipeline workpiece to four claws
Support is acted on；The present invention can clamp caliber by 30 ~ Φ of Φ 200（Rectangular tube, rectangular tube and elliptical tube are its minimum inscribed circle diameter）.
Embodiments of the invention are to introduce its embodiment, do not lie in and limit its protection domain.The skill of the industry
Art personnel can make some modifications under the inspiration of the present embodiment, therefore all equivalence changes done according to the scope of the claims of the present invention
Or modification, belong in scope of the patent claims of the present invention.
Claims (5)
1. a kind of adjustable big stroke is to heart gripping dogs, it is characterised in that：Including air spider（2）, power voussoir（4）, pad
Block（5）, fine adjustment block（6）, claw（8）, holding pad（10）And claw footstock（11）, wherein, above-mentioned power voussoir（4）Including four
Block, four pieces of power voussoirs（4）Respectively along air spider（2）Circumferencial direction uniform intervals set, and can be along towards air spider
（2）Center of circle direction linear slide back and forth；Above-mentioned fine adjustment block（6）Including four pieces, four pieces of fine adjustment blocks（6）It is respectively arranged at power wedge
Block（4）Outer face at；Above-mentioned cushion block（5）Including four pieces, four cushion blocks（5）Power voussoir is fixedly installed on respectively（4）Side
On, cushion block（5）Lateral surface be provided with along the outside gradually incremental step supporting surface in the center of circle；Above-mentioned claw（8）One end fix connect
It is connected on cushion block（5）On, and by with cushion block（5）Upper different step supporting surface connection, adjusts claw（8）Apart from the center of circle away from
From；Above-mentioned holding pad（10）It is fixedly connected on neck（8）Outer face on, claw（8）Drive holding pad（10）Along center of circle direction
Linear motion, to clamp or unclamp workpiece；Above-mentioned claw footstock（11）Including four, four claw footstocks（11）It is respectively arranged at
Above-mentioned adjacent two claw（8）Between gap in, so as to guide and limit workpiece.
2. the adjustable big stroke of one kind according to claim 1 is to heart gripping dogs, it is characterised in that：Described pneumatic clamping
Disk（2）Pass through bearing（1）Support is fixed, air spider（2）Side be provided with swivel base（3）, swivel base（3）Connect with air pressure output end
Connect, and the rotary motion through air pressure driving.
3. the adjustable big stroke of one kind according to claim 2 is to heart gripping dogs, it is characterised in that：Described swivel base
（3）Outer face on offer four mounting grooves（A）, four mounting grooves（A）Respectively along swivel base（3）Circumferencial direction uniform intervals
Set, form cross trough body structure；Above-mentioned four pieces of power voussoirs（4）Respectively slidably it is embedded in four mounting grooves（A）It is interior,
And trimmed piece（6）It is fixed on mounting groove（A）It is interior.
4. the adjustable big stroke of one kind according to claim 3 is to heart gripping dogs, it is characterised in that：Described fine adjustment block
（6）By screw connection in power voussoir（4）On, above-mentioned cushion block（5）End face prop up above-mentioned fine adjustment block（6）, by rotating spiral shell
Silk is to adjust cushion block（5）Position；Cushion block（5）On offer strip cell body（7）, the strip cell body（7）Insertion cushion block（5）, and
Positioned at cushion block（5）Middle part, strip cell body（7）Both sides be step supporting surface.
5. the adjustable big stroke of one kind according to claim 4 is to heart gripping dogs, it is characterised in that：Described claw
（8）The inner offer fixing groove（9）, claw（8）Inner face be adjacent to cushion block（5）Step supporting surface when, fixing groove（9）With
Strip cell body（7）Connection, plugs bolt and makes claw will pass through（7）It is fixed on cushion block（5）On, and by another away from the center of circle
The end face of adjacent step supporting surface props up claw（8）It is spacing to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563130.XA CN107160049A (en) | 2017-07-11 | 2017-07-11 | A kind of adjustable big stroke is to heart gripping dogs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710563130.XA CN107160049A (en) | 2017-07-11 | 2017-07-11 | A kind of adjustable big stroke is to heart gripping dogs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107160049A true CN107160049A (en) | 2017-09-15 |
Family
ID=59823768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710563130.XA Pending CN107160049A (en) | 2017-07-11 | 2017-07-11 | A kind of adjustable big stroke is to heart gripping dogs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107160049A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052764A (en) * | 2019-04-12 | 2019-07-26 | 大族激光科技产业集团股份有限公司 | A kind of discs clamp positioning mechanism and the laser process equipment using it |
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| CN103817360A (en) * | 2014-01-24 | 2014-05-28 | 华南理工大学 | Novel flexible four-jaw chuck |
| CN104289735A (en) * | 2014-09-27 | 2015-01-21 | 江苏恒泽安装工程股份有限公司 | Three-jaw chuck for self-centering numerical control tube intersecting cutting machine |
| CN204247998U (en) * | 2014-11-19 | 2015-04-08 | 陈江 | A kind of can the scroll chuck of chucking grooves |
| CN105522285A (en) * | 2016-01-20 | 2016-04-27 | 苏州迅镭激光科技有限公司 | Pneumatic chuck for laser cutting machine |
| CN205764683U (en) * | 2016-06-28 | 2016-12-07 | 江苏前山管道技术有限公司 | A kind of pipe Clamp |
| CN205949887U (en) * | 2016-08-30 | 2017-02-15 | 东方电气集团东方汽轮机有限公司 | From centering multijaw linkage chuck |
| CN207239467U (en) * | 2017-07-11 | 2018-04-17 | 东莞市力星激光科技有限公司 | A kind of adjustable big stroke is to heart gripping dogs |
-
2017
- 2017-07-11 CN CN201710563130.XA patent/CN107160049A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005271162A (en) * | 2004-03-26 | 2005-10-06 | Numata Seisakusho:Kk | Chuck device |
| JP2006326719A (en) * | 2005-05-24 | 2006-12-07 | Denso Corp | Part holding device |
| CN202387980U (en) * | 2011-10-31 | 2012-08-22 | 苏州市东立机械有限公司 | Novel three-jaw chuck |
| CN103192599A (en) * | 2013-04-20 | 2013-07-10 | 昆山欧莱特印刷机械工业有限公司 | Fixture for workpieces of printing presses |
| CN203210047U (en) * | 2013-04-28 | 2013-09-25 | 四川省川建管道有限公司 | Elbow holder |
| CN103817360A (en) * | 2014-01-24 | 2014-05-28 | 华南理工大学 | Novel flexible four-jaw chuck |
| CN104289735A (en) * | 2014-09-27 | 2015-01-21 | 江苏恒泽安装工程股份有限公司 | Three-jaw chuck for self-centering numerical control tube intersecting cutting machine |
| CN204247998U (en) * | 2014-11-19 | 2015-04-08 | 陈江 | A kind of can the scroll chuck of chucking grooves |
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| CN205764683U (en) * | 2016-06-28 | 2016-12-07 | 江苏前山管道技术有限公司 | A kind of pipe Clamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052764A (en) * | 2019-04-12 | 2019-07-26 | 大族激光科技产业集团股份有限公司 | A kind of discs clamp positioning mechanism and the laser process equipment using it |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |