CN110052764B - Disc clamping and positioning mechanism and laser processing equipment applying same - Google Patents
Disc clamping and positioning mechanism and laser processing equipment applying same Download PDFInfo
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- CN110052764B CN110052764B CN201910294080.9A CN201910294080A CN110052764B CN 110052764 B CN110052764 B CN 110052764B CN 201910294080 A CN201910294080 A CN 201910294080A CN 110052764 B CN110052764 B CN 110052764B
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- 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
- B23K37/0443—Jigs
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Abstract
The invention provides a disc clamping and positioning mechanism and laser processing equipment using the same, wherein the laser processing equipment comprises the disc clamping and positioning mechanism, and the disc clamping and positioning mechanism comprises: bottom plate, air chuck, interior supporting disk, first limit structure, activity (holding) chuck, second limit structure and clamping components, first limit structure includes the circumference locating pin, and second limit structure includes annular jack catch, and annular jack catch has the arc structure, and clamping components is including pressing from both sides tight power supply and briquetting. Place the disc work piece including on supporting disk and the activity (holding) chuck, fix a position with the circumference locating pin, later pneumatic chuck synchronous motion inwards to drive second limit structure and move inwards, the arc structure of annular jack catch supports the top on the disc work piece, thereby realize embracing the circle operation of disc work piece, later the briquetting compresses tightly the disc work piece under the drive of tight power supply of clamp, this scheme can be with disc class work piece accurate location, thereby satisfy circularity and the end face requirement of beating that disc class work piece welding adds man-hour.
Description
Technical Field
The invention belongs to the technical field of laser processing jigs, and particularly relates to a disc clamping and positioning mechanism and laser processing equipment using the same.
Background
In the laser welding process, the welding demand of disc type work piece is more and more, and the tight positioning mechanism location precision that presss from both sides among the prior art is not high, is difficult to guarantee circularity and the end face requirement of beating when disc type work piece welding process.
Disclosure of Invention
The invention aims to solve the technical problem of providing a disc clamping and positioning mechanism and laser processing equipment using the same, which can accurately position disc workpieces so as to meet the requirements of roundness and end face runout during welding and processing of the disc workpieces.
In order to solve the above technical problem, the present invention is implemented as a disk clamping and positioning mechanism for clamping and positioning a disk workpiece, including: the pneumatic chuck comprises a bottom plate, a pneumatic chuck, an inner supporting plate, a first limiting structure, a movable chuck, a second limiting structure and a clamping assembly, wherein the pneumatic chuck is assembled on the bottom plate, the inner supporting plate is coaxially arranged on the pneumatic chuck, the first limiting structure is arranged on the inner supporting plate, the first limiting structure comprises a circumferential positioning pin for blocking the rotation of a disc workpiece, a plurality of the movable chuck is arranged on the circumferential side of the pneumatic chuck, each movable chuck is provided with the second limiting structure, the second limiting structure comprises an annular clamping jaw, the side, close to the pneumatic chuck, of the annular clamping jaw is provided with an arc structure coaxial with the pneumatic chuck, the annular clamping jaw is movably assembled on the movable chuck in the radial direction of the pneumatic chuck, the pneumatic chuck can drive the movable chuck to do the synchronous motion close to or far away from the pneumatic chuck along the radial direction, the clamping assembly is arranged on the bottom plate and comprises a clamping power source and a pressing block, and the pressing block can move towards the movable chuck under the driving of the clamping power source to clamp or loosen.
Further, a groove is formed in the movable chuck, and the annular clamping jaw is assembled in the groove in a sliding mode in the radial direction of the pneumatic chuck; the second limiting structure further comprises an adjusting component, and the adjusting component is used for adjusting the relative position between the annular clamping jaw and the groove.
Further, a first abutting block is arranged on the side, close to the pneumatic chuck, of the groove, and a second abutting block is arranged on the side, far away from the pneumatic chuck, of the groove; the adjusting component comprises a wedge-shaped cushion block and an adjustable screw nut, a propping groove is formed in the bottom of the annular clamping jaw, the wedge-shaped cushion block is embedded between the propping groove and the first propping block, the adjustable screw nut is arranged on the outer side of the second propping block, and the propping end of the adjustable screw nut faces towards the annular clamping jaw.
Further, the first limiting structure further comprises a middle positioning pin, the middle positioning pin is coaxial with the inner supporting disc, the middle positioning pin protrudes out of the upper surface of the inner supporting disc, the circumferential positioning pin is located on one side of the middle positioning pin, and the circumferential positioning pin is a diamond pin.
Furthermore, the first limit structure further comprises a plurality of radial limits, each radial limit is arranged on the peripheral side of the inner support disc, each radial limit corresponds to each movable chuck, and the abutting ends of each radial limit face the corresponding movable chuck respectively.
Further, the radial limit comprises a head-adjustable limit bolt and a limit nut.
Further, press from both sides tight power supply setting and be in all sides of air chuck and with movable (holding) chuck one-to-one, it adopts rotary clamping cylinder to press from both sides tight power supply, the briquetting sets up on pressing from both sides tight power supply's output, briquetting level setting and bottom surface are higher than the top surface of annular jack catch, each the briquetting all has the extension end in the horizontal direction, each press from both sides tight power supply and can drive the correspondence the briquetting rotates on the horizontal plane.
Furthermore, two sides of the extension end of the pressing block are provided with extension blocks which extend horizontally.
Further, the movable chuck further comprises an inductive switch, and the inductive switch is arranged on the outer side of the movable chuck.
Further, a laser processing device is provided, which comprises the disc clamping and positioning mechanism.
Compared with the prior art, the disc clamping and positioning mechanism and the laser processing equipment using the same have the advantages that:
after the positions of the annular clamping jaws on the movable chucks are adjusted according to the specifications of the disc workpiece, the disc workpiece to be machined is placed on the inner supporting disc and the movable chucks and is positioned by the circumferential positioning pins, the disc workpiece can be prevented from rotating, then the pneumatic chucks drive the movable chucks to synchronously move inwards in the radial direction, so that the second limiting structures are driven to move inwards, the arc-shaped structures of the annular clamping jaws abut against the peripheral sides of the disc workpiece, the circle embracing operation of the disc workpiece is realized, and then the pressing block presses the disc workpiece on the movable chucks and the inner supporting disc under the driving of a clamping power source, so that the disc is positioned and clamped; after the workpieces are machined, the clamping power source drives the pressing block to loosen, the pneumatic chuck drives the movable chuck to move outwards, then the disc workpieces can be transferred, and the scheme can accurately position the disc workpieces, so that the requirements of roundness and end face jumping during welding and machining of the disc workpieces are met.
Drawings
FIG. 1 is a schematic view of the overall structure of a disc clamping and positioning mechanism for positioning a disc-like workpiece according to an embodiment of the present invention;
FIG. 2 is a schematic perspective exploded view of a disc clamping and positioning mechanism in an embodiment of the present invention;
FIG. 3 is a top plan view of the disc clamp positioning mechanism in an open position in accordance with an embodiment of the present invention;
FIG. 4 is a top view of the disk clamping and positioning mechanism in a state of embracing a round workpiece according to an embodiment of the present invention;
FIG. 5 is a top view of the disc clamp positioning mechanism in a workpiece clamping configuration in accordance with an embodiment of the present invention.
In the drawings, each reference numeral denotes: 1. a base plate; 2. a pneumatic chuck; 3. an inner support disc; 4. a first limit structure; 41. a circumferential positioning pin; 42. a middle positioning pin; 43. radial limiting; 5. a movable chuck; 51. a groove; 52. a first abutment block; 53. a second abutment block; 6. a second limit structure; 61. an annular jaw; 62. an adjustment assembly; 621. a wedge-shaped cushion block; 622. adjustable screw and nut; 623. a limit screw; 7. a clamping assembly; 71. a clamping power source; 72. briquetting; 8. an inductive switch; 9. disc type workpieces.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
in the present embodiment, as shown in fig. 1 to 5, the laser processing apparatus (not shown) includes a disk chucking positioning mechanism, wherein the disk chucking positioning mechanism includes: the pneumatic clamping device comprises a base plate 1, a pneumatic chuck 2, an inner supporting disc 3, a first limiting structure 4, movable chucks 5, a second limiting structure 6 and a clamping assembly 7, wherein the pneumatic chuck 2 is assembled on the base plate 1, the inner supporting disc 3 is coaxially arranged on the pneumatic chuck 2, the first limiting structure 4 is arranged on the inner supporting disc 3, the first limiting structure 4 comprises a circumferential positioning pin 41 for blocking a disc workpiece from rotating, a plurality of movable chucks 5 are arranged on the circumferential side of the pneumatic chuck 2, each movable chuck 5 is provided with the second limiting structure 6, the second limiting structure 6 comprises an annular clamping jaw 61, the side, close to the pneumatic chuck 2, of the annular clamping jaw 61 is provided with an arc structure coaxial with the pneumatic chuck 2, the annular clamping jaw 61 is movably assembled on the movable chuck 5 in the radial direction of the pneumatic chuck 2, and the pneumatic chuck 2 can drive each movable chuck 5 to perform synchronous motion close to or far away from the pneumatic chuck 2 in the radial direction, the clamping assembly 7 is arranged on the bottom plate 1, the clamping assembly 7 comprises a clamping power source 71 and a pressing block 72, and the pressing block 72 can perform clamping or loosening action towards the movable chuck 5 under the driving of the clamping power source 71.
After the positions of the annular clamping jaws 61 on the movable chuck 5 are adjusted according to the specification of the disc workpiece, the disc workpiece to be processed is placed on the inner supporting disc 3 and the movable chuck 5 and is positioned by the circumferential positioning pins 41, the disc workpiece can be prevented from rotating, then the pneumatic chuck 2 drives each movable chuck 5 to synchronously move inwards in the radial direction, so that the second limiting structures 6 are driven to move inwards, the arc-shaped structures of the annular clamping jaws 61 abut against the peripheral side of the disc workpiece, so that the circle embracing operation of the disc workpiece (as shown in fig. 4) is realized, and then the pressing blocks 72 press the disc workpiece on the movable chuck 5 and the inner supporting disc 3 under the driving of the clamping power source 71, so that the disc is positioned and clamped (as shown in fig. 1 and 5); after the workpiece is machined, the clamping power source 71 drives the pressing block 72 to loosen, the pneumatic chuck 2 drives the movable chuck 5 to move outwards, and then the disc workpiece can be transferred.
A groove 51 is formed in the movable chuck 5, and the annular clamping jaw 61 is assembled in the groove 51 in a sliding manner in the radial direction of the air chuck 2; the second limiting structure 6 further comprises an adjusting assembly 62, and the adjusting assembly 62 is used for adjusting the relative position between the annular jaw 61 and the groove 51; a first abutting block 52 is arranged on the side, close to the air chuck 2, of the groove 51, and a second abutting block 53 is arranged on the side, far away from the air chuck 2, of the groove 51; adjusting part 62 includes wedge cushion 621 and adjustable screw nut 622, and the bottom of annular jack catch 61 has been seted up and has been supported the groove, and wedge cushion 621 inlays to be arranged in supporting between groove and first butt joint piece 52, and adjustable screw nut 622 sets up in the outside of second butt joint piece 53, and the top of supporting of adjustable screw nut 622 is towards annular jack catch 61.
Specifically, in the present embodiment, the air chuck 2 is a precision air chuck 2, three movable chucks 5 are arranged on the periphery of the air chuck 2, the three movable chucks 5 are arranged around the central axis of the air chuck 2 at equal angular intervals, and the movable chucks 5 are in a fan-shaped structure; the first abutting block 52 protrudes out of the upper surface of the movable chuck 5 and is coaxial with the air chuck 2, the first abutting block 52 is of a continuous structure, two annular clamping jaws 61 are correspondingly arranged on each movable chuck 5, the two annular clamping jaws 61 are arranged on two sides of each movable chuck 5, correspondingly, two second abutting blocks 53 are arranged on each movable chuck 5, the side, close to the air chuck 2, of each second abutting block 53 is an abutting plane, the normal line of the center of each abutting plane penetrates through the central axis of the air chuck 2, the annular clamping jaws 61 are arranged between the first abutting blocks 52 and the corresponding second abutting blocks 53, wedge-shaped cushion blocks 621 are arranged between the annular clamping jaws 61 and the first abutting blocks 52, therefore, the annular clamping jaws 61 can only be adjusted between the first abutting blocks 52 and the second abutting blocks 53, adjustable screw nuts 622 are arranged on the sides, away from the annular clamping jaws 61, of the second abutting blocks 53, and two kidney-shaped holes are formed in each annular clamping jaw 61, the extending directions of the two waist-shaped holes are perpendicular to the abutting planes of the second abutting blocks 53, the limiting screws 623 are arranged at the two waist-shaped holes respectively, two adjustable screw nuts 622 are arranged on each second abutting block 53 in the embodiment, the position of the annular clamping jaw 61, which moves outwards relative to the movable clamping chuck 5, can be adjusted by adjusting the two adjustable screw nuts 622, and therefore clamping and positioning of the disc workpiece with the radius within a certain range are achieved. In other embodiments, four, five, six, etc. movable chucks 5 may be provided on the air chuck 2; in other embodiments, one, three, four, five, etc. annular jaws 61 may be provided on each air chuck 2, depending on the size of the disc workpiece.
In order to realize the initial positioning of the disc-type workpiece 9, the first limiting structure 4 further comprises a middle positioning pin 42, the middle positioning pin 42 is coaxial with the inner supporting disc 3, the middle positioning pin 42 protrudes out of the upper surface of the inner supporting disc 3, the circumferential positioning pin 41 is located on one side of the middle positioning pin 42, and the circumferential positioning pin 41 is a diamond pin. The upper end edge of middle locating pin 42 is provided with the scarf, and is consequently easier when disc class work piece 9 matches with middle locating pin 42 for disc class work piece 9's preliminary location is more convenient, and during preliminary location, circumference locating pin 41 matches with disc class work piece 9, can prevent disc class work piece 9 relative rotation.
In order to avoid crushing the disc-like workpiece 9 during clamping and positioning, the first limiting structure 4 further comprises a plurality of radial limiting 43, each radial limiting 43 is arranged on the periphery of the inner supporting disc 3, each radial limiting 43 corresponds to each movable chuck 5 one by one, and abutting ends of each radial limiting 43 face the corresponding movable chuck 5 respectively. In this embodiment, the equal angular interval of week side of interior support disc 3 is provided with three radial spacing 43, and every radial spacing 43 all corresponds with the center of the 5 medial surfaces of activity (holding) chuck, radial spacing 43 includes adjustable head spacing bolt and stop nut, when the movable clamping jaw of pneumatic (holding) chuck drive moves excessively inwards, radial spacing 43 can support and push up on the internal face of activity clamping jaw, thereby block the activity clamping jaw and continue to move inwards, realized the protection to disc class work piece 9, safety and reliability more, the location to disc class work piece 9 of different specifications, can carry out the adaptation through adjustable head spacing bolt and stop nut, high convenience and fastness, can adapt to the location of the disc work piece of more kinds of specifications. In other embodiments, each movable chuck 5 may be correspondingly adapted with two, three, four, etc. radial stops 43; in other embodiments, the radial stop 43 may also employ a damper.
The clamping power source 71 is arranged on the peripheral side of the air chuck 2 and is in one-to-one correspondence with the movable chuck 5, the clamping power source 71 adopts a rotary clamping cylinder, the pressing block 72 is arranged on the output end of the clamping power source 71, the pressing block 72 is horizontally arranged, the bottom surface of the pressing block 72 is higher than the top surface of the annular clamping jaw 61, each pressing block 72 is provided with an extending end in the horizontal direction, and each clamping power source 71 can drive the corresponding pressing block 72 to rotate on the horizontal plane. Specifically, in the present embodiment, six clamping power sources 71 are provided, and each clamping power source 71 is fitted with one pressing block 72, that is: every arc jack catch all corresponds and is provided with a set of clamping component 7, and it is fixed through the mount pad to press from both sides between power supply 71 and the bottom plate 1, and each briquetting 72 is the circumference array around the axial lead of air chuck 2 and arranges, and rotatory die clamping cylinder can drive the briquetting 72 synchronous motion that corresponds, promptly: all briquetting 72 can rotate simultaneously and go on pushing down the clamp tightly to the tight location station of clamp to disc class work piece 9 and press from both sides tightly, also can rotate simultaneously to the unclamping station of the unclamping disc class work piece 9, the application of force is more dispersed when briquetting 72 that evenly distributed set up compresses tightly disc class work piece 9 to it is even to make disc class work piece 9 atress, and is further, the both sides of the extension end of briquetting 72 are provided with the extension piece of horizontal extension, make disc class work piece 9 atress more even. In other embodiments, three, four, five, seven, etc. groups of clamping assemblies 7 may be provided around the disc-like workpiece 9; in other embodiments, the pressing piece 72 may be provided in a form of rotating on a vertical plane. In this embodiment, the disc clamping and positioning mechanism further includes an inductive switch 8, the inductive switch 8 is disposed on the outer side of the movable chuck 5, and the disc clamping and positioning mechanism can perform corresponding clamping or loosening actions according to the inductive information of the inductive switch 8, so that the control is more convenient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A disc clamping and positioning mechanism for clamping and positioning a disc workpiece is characterized by comprising: the clamping device comprises a base plate (1), a pneumatic chuck (2), an inner supporting plate (3), a first limiting structure (4), a movable chuck (5), a second limiting structure (6) and a clamping assembly (7), wherein the pneumatic chuck (2) is assembled on the base plate (1), the inner supporting plate (3) is coaxially arranged on the pneumatic chuck (2), the first limiting structure (4) is arranged on the inner supporting plate (3), the first limiting structure (4) comprises a circumferential positioning pin (41) used for blocking rotation of a disc workpiece, a plurality of movable chucks (5) are arranged on the circumferential side of the pneumatic chuck (2), each movable chuck (5) is provided with the second limiting structure (6), the second limiting structure (6) comprises an annular jaw (61), the side, close to the pneumatic chuck (2), of the annular jaw (61) is provided with an arc-shaped structure coaxial with the pneumatic chuck (2), annular jack catch (61) are in the movable assembly chuck (5) of the radial direction movingly assembly of air chuck (2), air chuck (2) can drive each movable assembly chuck (5) are close to or keep away from along radial direction the synchronous motion of air chuck (2), clamping unit (7) set up on bottom plate (1), clamping unit (7) are including pressing from both sides tight power supply (71) and briquetting (72), briquetting (72) can be in press from both sides the drive of tight power supply (71) down towards movable assembly chuck (5) are pressed from both sides tight or the action of relaxing.
2. The disc clamping positioning mechanism according to claim 1, characterized in that the movable chuck (5) is provided with a groove (51), and the annular jaws (61) are slidably fitted in the groove (51) in a radial direction of the air chuck (2); the second limiting structure (6) further comprises an adjusting assembly (62), and the adjusting assembly (62) is used for adjusting the relative position between the annular clamping jaw (61) and the groove (51).
3. The disc clamping positioning mechanism according to claim 2, characterized in that the side of the groove (51) close to the air chuck (2) is provided with a first abutment block (52), and the side of the groove (51) away from the air chuck (2) is provided with a second abutment block (53); adjusting part (62) include wedge cushion (621) and adjustable screw nut (622), the bottom of annular jack catch (61) has been seted up and has been supported the groove, wedge cushion (621) inlay in support the groove with between first butt joint piece (52), adjustable screw nut (622) set up the outside of second butt joint piece (53), the top orientation of supporting of adjustable screw nut (622) annular jack catch (61).
4. The disc clamping positioning mechanism according to claim 1, wherein the first limiting structure (4) further comprises a middle positioning pin (42), the middle positioning pin (42) is coaxial with the inner supporting disc (3), the middle positioning pin (42) protrudes out of the upper surface of the inner supporting disc (3), the circumferential positioning pin (41) is located on one side of the middle positioning pin (42), and the circumferential positioning pin (41) is a diamond pin.
5. The disc clamping positioning mechanism according to claim 1, wherein the first limiting structure (4) further comprises a plurality of radial limiting structures (43), each radial limiting structure (43) is arranged on the periphery of the inner supporting disc (3), each radial limiting structure (43) corresponds to each movable chuck (5) one by one, and abutting ends of each radial limiting structure (43) face the corresponding movable chuck (5).
6. The disc clamp positioning mechanism according to claim 5, wherein the radial stop (43) comprises an adjustable head stop bolt and a stop nut.
7. The disc clamping and positioning mechanism according to any one of claims 1 to 6, wherein the clamping power sources (71) are arranged on the periphery of the air chuck (2) and correspond to the movable chucks (5) one by one, the clamping power sources (71) adopt rotary clamping cylinders, the pressing blocks (72) are arranged on the output ends of the clamping power sources (71), the pressing blocks (72) are horizontally arranged, the bottom surfaces of the pressing blocks (72) are higher than the top surfaces of the annular jaws (61), each pressing block (72) has an extending end in the horizontal direction, and each clamping power source (71) can drive the corresponding pressing block (72) to rotate on the horizontal plane.
8. The disc clamp positioning mechanism according to claim 7, wherein horizontally extending extension blocks are provided on both sides of the extension end of the pressing block (72).
9. Disc clamp positioning mechanism according to claim 7, further comprising an inductive switch (8), the inductive switch (8) being arranged outside the movable chuck (5).
10. A laser machining apparatus comprising a disc clamp positioning mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294080.9A CN110052764B (en) | 2019-04-12 | 2019-04-12 | Disc clamping and positioning mechanism and laser processing equipment applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294080.9A CN110052764B (en) | 2019-04-12 | 2019-04-12 | Disc clamping and positioning mechanism and laser processing equipment applying same |
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| CN110052764A CN110052764A (en) | 2019-07-26 |
| CN110052764B true CN110052764B (en) | 2021-05-14 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802327A (en) * | 2019-11-27 | 2020-02-18 | 大族激光科技产业集团股份有限公司 | Workpiece nitriding layer removing device and system thereof |
| CN111230981B (en) * | 2020-02-03 | 2022-07-05 | 重庆市涪陵三海兰陵有限责任公司 | Rubber slicing machine capable of avoiding cutting deviation |
| CN112427693B (en) * | 2020-09-21 | 2021-11-09 | 杭州精伟科技有限公司 | Disc clamping device |
| CN111922495B (en) * | 2020-10-19 | 2021-01-01 | 中国航发沈阳黎明航空发动机有限责任公司 | Multilayer, many welding seams welding stop device |
| CN114850911B (en) * | 2022-05-26 | 2023-06-27 | 中国人民解放军第五七一九工厂 | Compression structure of aeroengine powder superalloy dual-performance turbine disk |
| CN116475634B (en) * | 2023-04-27 | 2023-11-21 | 佛山市明焱科技有限公司 | Automatic ring welding equipment and ring preparation method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3028794B1 (en) * | 2014-12-04 | 2019-03-27 | HVM Technology GmbH | Power collet chuck |
| CN204686066U (en) * | 2015-04-02 | 2015-10-07 | 贺尔碧格阀业（常州）有限公司 | A kind of thin-wall circular ring end face processing positioning fixture |
| CN206869730U (en) * | 2017-06-02 | 2018-01-12 | 济南新立新机器制造有限公司 | A kind of automotive hub Double-linkage fixture |
| CN107160049A (en) * | 2017-07-11 | 2017-09-15 | 东莞市力星激光科技有限公司 | A kind of adjustable big stroke is to heart gripping dogs |
| CN207770875U (en) * | 2017-08-30 | 2018-08-28 | 青岛英世齐商贸有限公司 | Chuck |
| CN207656113U (en) * | 2017-12-19 | 2018-07-27 | 安阳工学院 | A kind of bridge tube and disk welder using serial cylinders compression |
| CN108907257A (en) * | 2018-09-21 | 2018-11-30 | 昆山勇翔精密机械有限公司 | A kind of turbine case axially holds out against fixture |
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Effective date of registration: 20230420 Address after: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Patentee after: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee after: Suzhou Han's Intelligent Equipment Co.,Ltd. Address before: 518000 No. 9988 Shennan Road, Nanshan District, Shenzhen, Guangdong Patentee before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Patentee before: HAN'S LASER SMART EQUIPMENT GROUP Co.,Ltd. |