CN106217093A - A kind of fast quick change board clamp - Google Patents

A kind of fast quick change board clamp Download PDF

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Publication number
CN106217093A
CN106217093A CN201610763359.3A CN201610763359A CN106217093A CN 106217093 A CN106217093 A CN 106217093A CN 201610763359 A CN201610763359 A CN 201610763359A CN 106217093 A CN106217093 A CN 106217093A
Authority
CN
China
Prior art keywords
plate
base plate
depression bar
working plate
quick change
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.)
Pending
Application number
CN201610763359.3A
Other languages
Chinese (zh)
Inventor
张剑光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201610763359.3A priority Critical patent/CN106217093A/en
Publication of CN106217093A publication Critical patent/CN106217093A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/04Work clamping means using fluid means or a vacuum

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a kind of fast quick change board clamp, including clamping unit, including the base plate of the workbench for being fixed on lathe and at least two for the working plate of clamping TV frame to be processed, working plate is provided with the guide pillar for positioning tool Board position, base plate is provided with the guide hole matched with guide pillar, the working plate of the television frame that each clamping is to be processed is alternately fixedly mounted on base plate, clamping unit is installed on working plate, base plate is provided with the hold down gag for fixing tool plate, add man-hour, by hold down gag, manufactured working plate is disassembled from base plate, it is replaced with the working plate of processing.This fixture easy accessibility, by base plate and working plate, it is possible to reduces and changes the plate time, reduces production cost, improves production efficiency.

Description

A kind of fast quick change board clamp
Technical field
The present invention relates to the field of fixtures of television frame, especially relate to the TV frame exclusive clamps of a kind of fast quick change plate Tool.
Background technology
Television frame, when being processed, needs to be fixed on fixture television frame, is processed.Existing Some TV frame special fixtures can only fix a television frame the most every time, after processing, needs to stop lathe every time Operating, change the most again television frame continue processing, and clamping television frame need the substantial amounts of time, machining After, needing from fixture, disassemble the frame completing processing, the unprocessed frame of clamping again, lathe needs in the process Long period to be waited, lathe is in holding state, it is impossible to work continuously, causes the waste of the resources of production, increases production cost, Reduce production efficiency, it is therefore necessary to improved.
Summary of the invention
The deficiency existed for prior art, it is an object of the invention to provide a kind of fast quick change board clamp, its simple in construction, Easy accessibility, reduces production cost, improves production efficiency.
To achieve these goals, the technical solution adopted in the present invention is a kind of fast quick change board clamp, including for solid Be scheduled on the base plate of the workbench of lathe, for the clamping unit of fixed border and at least two for clamping TV limit to be processed The working plate replacing use of frame, the working plate of the television frame that each clamping is to be processed is alternately fixedly mounted on base plate, frock Plate has some locating slots for placing television frame in the width direction, and each clamping unit is respectively arranged in determining of working plate The top of position groove, the both sides of the edge of base plate are respectively arranged with some hold down gags for fixing tool plate;Hold down gag has Impaction state and releasing orientation, hold down gag includes drive mechanism and for working plate is pressed on the first depression bar of base plate, drives Motivation structure connects the first depression bar, and when being processed, hold down gag is in impaction state, and drive mechanism drives the first depression bar to compress Working plate, when when replacing working plate, hold down gag is in releasing orientation, drive mechanism drives the first depression bar to leave working plate.
Further in technical scheme, the surrounding of described working plate or middle part are provided with some leads, the surrounding of base plate Or centre is provided with the pilot hole matched with lead, when working plate is positioned on base plate, lead is inserted in phase Corresponding pilot hole.
Further in technical scheme, described hold down gag includes connecting rod and the first depression bar, and drive mechanism is selected and pushed gas Cylinder, pushes cylinder and is vertically fixed on the outer ledge of base plate, pushes the top of cylinder and has the of vertically telescopic moving One push rod, the inner of the first depression bar is articulated in the upper end of the first push rod, and the outer end of the first depression bar is provided with briquetting, the of connecting rod One end is articulated in the middle and lower part of the first depression bar, and the outer end of connecting rod is articulated in bottom edge.
Further in technical scheme, described drive mechanism selects the first rotary cylinder, and the first rotary cylinder is vertically-mounted At the outer ledge of base plate, the top of the first rotary cylinder has vertically telescopic moving and can rotate in the horizontal direction Second push rod, the top of the second push rod is fixed with the first depression bar, and the outer end of the first depression bar is fixed with briquetting.
Further in technical scheme, described clamping unit includes multiple fixed block for fixing TV frame, fixing Block is screwed in base plate, and fixed block is laterally across some locating slots.
Further in technical scheme, described clamping unit includes the second rotary cylinder, the outfan of the second rotary cylinder Connecting and have the second depression bar, the second depression bar connects the pressing plate for fixing TV frame, and pressing plate is laterally across some locating slots.
Further in technical scheme, described pressing plate is connected with the fixed block of described clamping unit one or both sides.
Use after said structure, the present invention the most advantageously: a kind of fast quick change board clamp, tear open Dress is convenient, by base plate and working plate, it is possible to reduces and changes the plate time, reduces production cost, improves production efficiency.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of a kind of fast quick change board clamp of the present invention.
Fig. 2 is another structural representation of a kind of fast quick change board clamp of the present invention.
Fig. 3 is the decomposing schematic representation of a kind of fast quick change board clamp of the present invention.
Fig. 4 is the structural representation of the drive mechanism of the present invention.
Fig. 5 is the structural representation of another drive mechanism of the present invention.
Fig. 6 is the structural representation of the clamping unit of the present invention.
Fig. 7 is the structural representation of another clamping unit of the present invention.
In figure:
1-base plate;
2-working plate;
3-clamping unit, 31-fixed block, 32-the second rotary cylinder, 33-the second depression bar, 34-pressing plate;
4-hold down gag, 41-push cylinder, 42-the first rotary cylinder, 43-the first depression bar, 431-briquetting, 44-connecting rod.
Detailed description of the invention
The following stated is only presently preferred embodiments of the present invention, the most therefore limits protection scope of the present invention.
Embodiment 1, as shown in Fig. 1 to Fig. 6, a kind of fast quick change board clamp, including the workbench for being fixed on lathe Base plate 1, replace, for clamping TV frame to be processed, the work used for the clamping unit 3 of fixed border and at least two Dress plate 2, the working plate 2 of the television frame that each clamping is to be processed is alternately fixedly mounted on base plate 1, and working plate 2 is in the width direction Having some locating slots for placing television frame, each clamping unit 3 is respectively arranged in the upper of the locating slot of working plate 2 Side, the both sides of the edge of base plate 1 are respectively arranged with some hold down gags 4 for fixing tool plate 2;Hold down gag 4 has compression State and releasing orientation, hold down gag 4 includes drive mechanism and for working plate 2 is pressed on the first depression bar 43 of base plate 1, drives Motivation structure connects the first depression bar 43, and when being processed, hold down gag 4 is in impaction state, and drive mechanism drives the first depression bar 43 Compression tooling plate 2, when when replacing working plate 2, hold down gag 4 is in releasing orientation, drive mechanism drives the first depression bar 43 to leave Working plate 2.By hold down gag 4, manufactured working plate 2 is disassembled from base plate 1, be replaced with unprocessed frock Plate 2.This fixture easy accessibility, by base plate 1 and working plate 2, it is possible to reduces and changes the plate time, reduces production cost, improves and produces Efficiency.
The surrounding of working plate 2 or middle part are provided with some leads, and the surrounding of base plate 1 or centre are provided with and lead The pilot hole matched, when working plate 2 is positioned on base plate 1, lead is inserted in corresponding pilot hole.By guiding The position of working plate 2 is positioned by post and pilot hole, good fixing effect.
Hold down gag 4 includes connecting rod 44 and the first depression bar 43, as the driving of a preferred embodiment the present embodiment Mechanism selects and pushes cylinder 41, pushes cylinder 41 and is vertically fixed on the outer ledge of base plate 1, and the top pushing cylinder 41 has edge First push rod of vertical direction telescopic moving, the inner of the first depression bar 43 is articulated in the upper end of the first push rod, the first depression bar 43 Outer end briquetting 431 is installed, the first end of connecting rod 44 is articulated in the middle and lower part of the first depression bar 43, and the outer end of connecting rod 44 is articulated in Base plate 1 edge.When working plate 2 is placed on base plate 1, promote the first depression bar 43 regular worker by pushing the outfan of cylinder 41 The position of dress plate 2, when needs disassembling fixture plate 2, the outfan pushing cylinder 41 reclaims, thus drives the first depression bar 43 from solid Location puts back into initial position, leaves working plate 2.
Drive mechanism as a preferred embodiment the present embodiment selects the first rotary cylinder 42, the first rotary pneumatic Cylinder 42 is vertically installed at the outer ledge of base plate 1, and the top of the first rotary cylinder 42 has vertically telescopic moving and energy The second push rod rotated in the horizontal direction, the top of the second push rod is fixed with the first depression bar 43, and the outer end of the first depression bar 43 is solid Surely there is briquetting 431.Drive the first depression bar 43 to rotate by the first rotary cylinder 42, thus working plate 2 is fixed.
Clamping unit 3 includes multiple fixed block 31 for fixing TV frame, and fixed block 31 was screwed the end of in Plate 1, fixed block 31 is laterally across some locating slots.By the position of fixed block 31 fixed border, by screw to fixed block 31 Dismounting, simple in construction, cost is relatively low.
Embodiment 2, as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 7, a kind of fast quick change board clamp, including for fixed border Clamping unit 3, including the base plate 1 of the workbench for being fixed on lathe and at least two for clamping TV limit to be processed The working plate 2 of frame, the working plate 2 of the television frame that each clamping is to be processed is alternately fixedly mounted on base plate 1, and working plate 2 is along width Degree direction has some locating slots for placing television frame, and each clamping unit 3 is respectively arranged in the locating slot of working plate 2 Top, the both sides of the edge of base plate 1 are respectively arranged with some hold down gags 4 for fixing tool plate 2;Hold down gag 4 has Impaction state and releasing orientation, hold down gag 4 includes drive mechanism and for working plate 2 is pressed on the first depression bar of base plate 1 43, drive mechanism connects the first depression bar 43, and when being processed, hold down gag 4 is in impaction state, and drive mechanism drives first Depression bar 43 compression tooling plate 2, when when replacing working plate 2, hold down gag 4 is in releasing orientation, drive mechanism drives the first depression bar 43 leave working plate 2.The surrounding of working plate 2 or middle part are provided with some leads, the surrounding of base plate 1 or centre be provided with The pilot hole that lead matches, when working plate 2 is positioned on base plate 1, lead is inserted in corresponding pilot hole.Pressure Tight device 4 includes connecting rod 44 and the first depression bar 43, and drive mechanism is selected and pushed cylinder 41, pushes cylinder 41 and is vertically fixed on base plate The outer ledge of 1, the top pushing cylinder 41 has the first push rod of vertically telescopic moving, the inner of the first depression bar 43 Being articulated in the upper end of the first push rod, the outer end of the first depression bar 43 is provided with briquetting 431, and the first end of connecting rod 44 is articulated in first The middle and lower part of depression bar 43, the outer end of connecting rod 44 is articulated in base plate 1 edge.Drive mechanism selects the first rotary cylinder 42, the first rotation Rotaring cylinder 42 is vertically installed at the outer ledge of base plate 1, and the top of the first rotary cylinder 42 has vertically telescopic moving And the second push rod that can rotate in the horizontal direction, the top of the second push rod is fixed with the first depression bar 43, the outer end of the first depression bar 43 Portion is fixed with briquetting 431.Clamping unit 3 includes multiple fixed block 31 for fixing TV frame.Clamping unit 3 includes second Rotary cylinder 32, the outfan of the second rotary cylinder 32 connects the second depression bar 33, and the second depression bar 33 connects to be had for fixing electricity Depending on the pressing plate 34 of frame, pressing plate 34 is laterally across some locating slots.
The primary structure of the present embodiment, principle and effect are identical with embodiment one, repeat no more here, its difference It is, when the fixing workpiece of needs, workpiece is placed in fixing groove, is driven by pressing plate 34 solid by the second rotary cylinder 32 Determining block 31 and rotate the top to workpiece, press solidly down and determine workpiece, when needs change workpiece, the second rotary cylinder 32 is by pressure Plate 34 drives fixed block 31 to rise, and is then rotated away from the top of workpiece.
Above content is only presently preferred embodiments of the present invention, for those of ordinary skill in the art, according to the present invention's Thought, the most all will change, and this specification content should not be construed as the present invention Restriction.

Claims (7)

1. a fast quick change board clamp, the base plate (1) including the workbench for being fixed on lathe and the dress for fixed border Folder unit (3), it is characterised in that: include that at least two replaces, for clamping TV frame to be processed, the working plate used (2), the working plate (2) of the television frame that each clamping is to be processed is alternately fixedly mounted on base plate (1), and working plate (2) is along width Direction has some locating slots for placing television frame, and each clamping unit (3) is respectively arranged in the location of working plate (2) The top of groove, the both sides of the edge of base plate (1) are respectively arranged with some hold down gags for fixing tool plate (2) (4);Compress dress Put (4) and there is impaction state and releasing orientation,
Hold down gag (4) includes drive mechanism and for working plate (2) is pressed on first depression bar (43) of base plate (1), drives Mechanism connects the first depression bar (43),
When being processed, hold down gag (4) is in impaction state, and drive mechanism drives the first depression bar (43) compression tooling plate (2),
When replacing working plate, hold down gag (4) is in releasing orientation, drive mechanism drives the first depression bar (43) to leave frock Plate.
One the most according to claim 1 fast quick change board clamp, it is characterised in that: the surrounding of described working plate (2) or in Portion is provided with some leads, and surrounding or the centre of base plate (1) are provided with the pilot hole matched with lead, at working plate (2), when being positioned on base plate (1), lead is inserted in corresponding pilot hole.
One the most according to claim 2 fast quick change board clamp, it is characterised in that: described hold down gag includes connecting rod (44) With the first depression bar (43), drive mechanism is selected and is pushed cylinder (41), pushes cylinder (41) and is vertically fixed on the outer side edges of base plate (1) Edge, the top pushing cylinder (41) has the first push rod of vertically telescopic moving, the inner pivot joint of the first depression bar (43) In the upper end of the first push rod, the outer end of the first depression bar (43) is provided with briquetting (431), and the first end of connecting rod (44) is articulated in The middle and lower part of one depression bar (43), the outer end of connecting rod (44) is articulated in base plate (1) edge.
One the most according to claim 2 fast quick change board clamp, it is characterised in that: described drive mechanism selects the first rotation Cylinder (42), the first rotary cylinder (42) is vertically installed at the outer ledge of base plate (1), the top tool of the first rotary cylinder (42) Having vertically telescopic moving and the second push rod that can rotate in the horizontal direction, the top of the second push rod is fixed with the first depression bar (43), the outer end of the first depression bar (43) is fixed with briquetting (431).
5. according to a kind of fast quick change board clamp described in claim 3 or 4, it is characterised in that: described clamping unit (3) includes many The individual fixed block (31) for fixing TV frame, fixed block (31) is screwed in base plate (1), and fixed block (31) is horizontal Stride across some locating slots.
One the most according to claim 5 fast quick change board clamp, it is characterised in that: described clamping unit (3) includes second Rotary cylinder (32), the outfan of the second rotary cylinder (32) connects the second depression bar (33), and the second depression bar (33) connects useful In the pressing plate (34) of fixing TV frame, pressing plate (34) is laterally across some locating slots.
One the most according to claim 5 fast quick change board clamp, it is characterised in that: described pressing plate (34) and described clamping list The fixed block (31) of unit (3) one or both sides connects.
CN201610763359.3A 2016-08-30 2016-08-30 A kind of fast quick change board clamp Pending CN106217093A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610763359.3A CN106217093A (en) 2016-08-30 2016-08-30 A kind of fast quick change board clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610763359.3A CN106217093A (en) 2016-08-30 2016-08-30 A kind of fast quick change board clamp

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107695739A (en) * 2017-09-27 2018-02-16 上海恩迪检测控制技术有限公司 A kind of CNC processes air-actuated jaw
CN108478954A (en) * 2018-04-17 2018-09-04 广东电网有限责任公司 A kind of respirator replacement dehumidizer temporary air filter
CN108481040A (en) * 2018-05-22 2018-09-04 派瑞格医疗器械(常州)有限公司 A kind of polytypic c-type silica gel support is vertical to process dress and its working method
CN109364755A (en) * 2018-11-12 2019-02-22 苏州富淼膜科技有限公司 A kind of row's silk gluing device for film wire
CN110039346A (en) * 2019-05-24 2019-07-23 浙江省军工集团有限公司 A kind of part multistation Quick-clamped tooling
CN110340820A (en) * 2019-03-14 2019-10-18 浙江芯丰科技有限公司 A kind of IGBT module ultrasonic scanning fixture
CN110586775A (en) * 2019-09-23 2019-12-20 苏州新机裕自动化技术有限公司 Press for assembling automobile parts
CN112589483A (en) * 2020-12-31 2021-04-02 芜湖舜富精密压铸科技有限公司 Small inner hole key groove machining process
CN113857908A (en) * 2021-09-22 2021-12-31 惠州高盛达精密有限公司 Fast interchanging clamp structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59115141A (en) * 1982-12-21 1984-07-03 Aioi Seiki Kk Method for machining non-rectangular work by nc type machine tool
CN203509687U (en) * 2013-09-30 2014-04-02 昆山科森科技有限公司 Fixing device for machining of workpieces
CN204449985U (en) * 2015-02-13 2015-07-08 浙江俊杰金属制品有限公司 A kind of cooler surface fine finishining fixture
CN204621625U (en) * 2015-02-10 2015-09-09 深圳市立德宝电器有限公司 Numerical control machining center efficiently exchanges clamping device
CN105500068A (en) * 2016-01-24 2016-04-20 东莞市精誉精密夹具有限公司 Fixture with function of completing machining of complex workpiece by one-time clamping
CN206230279U (en) * 2016-08-30 2017-06-09 东莞市广鑫数控设备有限公司 A kind of fast quick change board clamp

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59115141A (en) * 1982-12-21 1984-07-03 Aioi Seiki Kk Method for machining non-rectangular work by nc type machine tool
CN203509687U (en) * 2013-09-30 2014-04-02 昆山科森科技有限公司 Fixing device for machining of workpieces
CN204621625U (en) * 2015-02-10 2015-09-09 深圳市立德宝电器有限公司 Numerical control machining center efficiently exchanges clamping device
CN204449985U (en) * 2015-02-13 2015-07-08 浙江俊杰金属制品有限公司 A kind of cooler surface fine finishining fixture
CN105500068A (en) * 2016-01-24 2016-04-20 东莞市精誉精密夹具有限公司 Fixture with function of completing machining of complex workpiece by one-time clamping
CN206230279U (en) * 2016-08-30 2017-06-09 东莞市广鑫数控设备有限公司 A kind of fast quick change board clamp

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107695739A (en) * 2017-09-27 2018-02-16 上海恩迪检测控制技术有限公司 A kind of CNC processes air-actuated jaw
CN108478954A (en) * 2018-04-17 2018-09-04 广东电网有限责任公司 A kind of respirator replacement dehumidizer temporary air filter
CN108481040A (en) * 2018-05-22 2018-09-04 派瑞格医疗器械(常州)有限公司 A kind of polytypic c-type silica gel support is vertical to process dress and its working method
CN108481040B (en) * 2018-05-22 2024-03-22 派瑞格医疗器械(常州)有限公司 Vertical adding tool for polytypic C-shaped silica gel bracket and working method of vertical adding tool
CN109364755A (en) * 2018-11-12 2019-02-22 苏州富淼膜科技有限公司 A kind of row's silk gluing device for film wire
CN109364755B (en) * 2018-11-12 2024-03-15 苏州富淼膜科技有限公司 A arrange silk gluing device for membrane silk
CN110340820A (en) * 2019-03-14 2019-10-18 浙江芯丰科技有限公司 A kind of IGBT module ultrasonic scanning fixture
CN110039346A (en) * 2019-05-24 2019-07-23 浙江省军工集团有限公司 A kind of part multistation Quick-clamped tooling
CN110039346B (en) * 2019-05-24 2023-07-21 浙江省军工集团股份有限公司 Multi-station quick clamping tool for parts
CN110586775A (en) * 2019-09-23 2019-12-20 苏州新机裕自动化技术有限公司 Press for assembling automobile parts
CN112589483A (en) * 2020-12-31 2021-04-02 芜湖舜富精密压铸科技有限公司 Small inner hole key groove machining process
CN113857908A (en) * 2021-09-22 2021-12-31 惠州高盛达精密有限公司 Fast interchanging clamp structure

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Application publication date: 20161214