CN112756884A - Positioning device for welding - Google Patents
Positioning device for welding Download PDFInfo
- Publication number
- CN112756884A CN112756884A CN202110048662.6A CN202110048662A CN112756884A CN 112756884 A CN112756884 A CN 112756884A CN 202110048662 A CN202110048662 A CN 202110048662A CN 112756884 A CN112756884 A CN 112756884A
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- fixedly connected
- groove
- welding
- positioning device
- plate
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- 238000003466 welding Methods 0.000 title claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000011521 glass Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 8
- 238000005286 illumination Methods 0.000 description 6
- 241001465382 Physalis alkekengi Species 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Images
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
- 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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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a positioning device for welding, which comprises a base, wherein the top of the base is fixedly connected with a workbench, two ends of the top of the workbench are respectively provided with a connecting groove, a connecting block is arranged in each connecting groove, a connecting cavity is arranged in each connecting block, the positioning device for welding is characterized in that a driving motor is arranged to drive a screw rod to rotate so as to drive a fixing mechanism on the screw rod to move up and down, a welding piece can be fixed, the positioning device can be automatically adjusted according to the size of the welding piece, the use range is wider, the operation is more convenient, the connecting blocks can be conveniently fixed, the position of the fixing mechanism can be adjusted according to the size of the welding piece, the use range is further increased, the working personnel can be protected by arranging a baffle plate, the spark generated by welding can be prevented from hurting the working personnel, and by arranging a first limiting rotating shaft, the angle of the baffle plate can be conveniently adjusted according to the height of the welding part.
Description
Technical Field
The invention relates to the technical field of welding positioning devices, in particular to a positioning device for welding.
Background
Welding is also called butt fusion or melt, be one kind with the heating, high temperature or highly compressed mode joint metal or other thermoplastic materials are like the manufacturing process and the technique of plastics, the welding is usually fixed two work pieces, when welding sub-workpiece on female work piece, according to the requirement of welding position, find accurate welding position on female work piece, and need ensure that sub-workpiece is fixed on female work piece, current for the welding positioner can not fix the not work piece of equidimension, when welding two work pieces together, need the staff to press sub-workpiece, avoid sub-workpiece to rock on female work piece, extravagant manpower, and welded in-process, when welding the butt welding piece is fixed, it is comparatively hard, very influence work efficiency, can't satisfy the requirement of current people to this product so far away.
Disclosure of Invention
The invention aims to provide a positioning device for welding, which drives a screw rod to rotate by arranging a driving motor so as to drive a fixing mechanism on the screw rod to move up and down, can fix a welding piece, can be automatically adjusted according to the size of the welding piece, has a wider application range and is more convenient to operate, can adjust the position of the fixing mechanism according to the size of the welding piece by arranging a connecting block and a connecting groove so as to conveniently fix a connecting block, further increase the application range of the fixing mechanism, can protect workers by arranging a baffle plate so as to prevent sparks generated by welding from injuring the workers, can conveniently adjust the angle of the baffle plate according to the height of the welding piece by arranging a first limiting rotating shaft, can conveniently adjust the angle of a supporting block and a lighting lamp on one side of the supporting block by arranging a second limiting rotating shaft, is convenient for the workers to operate and improves the lighting effect, increase the illumination zone, through setting up fixed establishment, it is fixed to make the fixed plate extrude welding piece through rotating the bolt, through setting up the observation window, be convenient for weld, through setting up brown glass, protect staff's eyes, reduce the influence of the spark that the welding produced to eyes, need not wear thick and heavy protective mask again, the workman's operation of being convenient for, through setting up the antislip strip, increase the fixed effect of workstation, through setting up the tool holder, be convenient for prevent welding tool, through setting up fixture block and joint groove, be convenient for installation and extracting tool holder, through setting up universal wheel and service brake, be convenient for install and fixed the device, in order to solve the problem that proposes among the above-mentioned background art.
In order to achieve the purpose, the invention provides the following technical scheme: a positioning device for welding comprises a base, wherein a workbench is fixedly connected to the top of the base, connecting grooves are formed in two ends of the top of the workbench, connecting blocks are arranged in the connecting grooves, connecting cavities are formed in the connecting blocks, a driving motor is fixedly connected to the inside of the connecting cavities, a screw rod is fixedly connected to the output end of the driving motor, a support is fixedly connected to the top of the connecting blocks, one end of the screw rod is rotatably connected with one end of the support through a connecting shaft, a sliding sleeve is arranged on the screw rod, a fixing mechanism is arranged on one side of the sliding sleeve, a connecting plate is arranged on one side of the workbench, the bottom of the connecting plate is fixedly connected with the top of the base, a baffle is arranged at the top end of the connecting plate, a first limiting rotating shaft is fixedly connected to one end of the first, the groove is internally provided with a supporting block, two ends of the supporting block are fixedly connected with second limiting rotating shafts, one ends of the second limiting rotating shafts are fixedly connected with the inner wall of the groove, one side of the supporting block is provided with a plurality of lighting lamps, and the outsides of the lighting lamps are fixedly connected with protective covers.
Further, the fixed establishment includes the limiting plate, limiting plate one end links to each other with sliding sleeve one side is fixed, just the limiting plate below all is equipped with the fixed plate, fixed plate top end fixedly connected with bolt, fixed plate central authorities are equipped with the screw, bolt one end passes the screw, just the nut has been cup jointed to bolt one end, just limiting plate bottom fixedly connected with slipmat.
Further, the equal fixedly connected with in connecting block both ends links up the piece, the spread groove both sides all communicate and have linking groove, link up the piece all with link up the groove card and be connected, the spread groove all establishes to open structure with linking groove top, just spread groove and linking groove intercommunication.
Furthermore, the inner wall of the sliding sleeve is provided with threads matched with the screw rod, and the sliding sleeve is connected with the screw rod in a sliding mode through the threads.
Furthermore, the surface of the baffle is provided with an observation window, dark brown glass is arranged inside the observation window, and the peripheral edges of the dark brown glass are fixedly connected with the inner wall of the observation window.
Furthermore, the surface of the workbench is provided with a plurality of anti-slip strips, and the anti-slip strips are embedded on the surface of the workbench.
Further, connecting plate one side is equipped with the tool holder, just the equal fixedly connected with backup pad in connecting plate one side both ends, the equal fixedly connected with fixture block in backup pad top, tool holder bottom both ends all are equipped with the joint groove, just the tool holder passes through joint groove and joint block card and is connected.
Furthermore, a handle is fixedly connected to one side of the base.
Further, base bottom four corners all is equipped with the mounting groove, the inside universal wheel that all installs of mounting groove, universal wheel one side all is equipped with the service brake.
Compared with the prior art, the invention has the beneficial effects that:
the screw rod is driven to rotate by arranging the driving motor, so that the fixing mechanism on the screw rod is driven to move up and down, the welding part can be fixed, the welding part can be automatically adjusted according to the size of the welding part, the application range is wider, the operation is more convenient, the connecting block can be conveniently fixed by arranging the connecting block and the connecting groove, the position of the fixing mechanism can be adjusted according to the size of the welding part, the application range is further increased, the working personnel can be protected by arranging the baffle plate, the welding personnel can be prevented from being injured by sparks generated by welding, the angle of the baffle plate can be conveniently adjusted according to the height of the welding part by arranging the first limiting rotating shaft, the angle of the supporting block and the lighting lamp on one side of the supporting block can be conveniently adjusted by arranging the second limiting rotating shaft, the operation of the working personnel is convenient, the lighting effect is improved, the lighting range is increased, through setting up the observation window, be convenient for weld, through setting up tawny glass, protection staff's eyes, reduce the influence of the spark that the welding produced to eyes, need not wear thick and heavy protecting mask again, the workman's operation of being convenient for, through setting up the antislip strip, increase the fixed effect of workstation, through setting up the tool holder, be convenient for prevent welding tool, through setting up fixture block and joint groove, be convenient for installation and extracting tool box, through setting up universal wheel and service brake, be convenient for install and fixed the device.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the securing mechanism of the present invention;
FIG. 4 is a schematic top view of the table of the present invention;
FIG. 5 is an enlarged view of A of the present invention;
FIG. 6 is an enlarged view of B of the present invention;
reference numbers in the figures: 1. a base; 2. a work table; 3. connecting grooves; 4. connecting blocks; 5. a connecting cavity; 6. a drive motor; 7. a screw; 8. a support; 9. a sliding sleeve; 10. a fixing mechanism; 11. a connecting plate; 12. a baffle plate; 13. a first limit rotating shaft; 14. a groove; 15. a support block; 16. a second limit rotating shaft; 17. a lighting fixture; 18. a limiting plate; 19. a fixing plate; 20. a bolt; 21. a nut; 22. a joining block; 23. a joining groove; 24. an observation window; 25. brown glass; 26. anti-slip strips; 27. a tool box; 28. a support plate; 29. a clamping block; 30. a clamping groove; 31. a handle; 32. mounting grooves; 33. a universal wheel; 34. and (6) a foot brake.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
As shown in fig. 1-4, a positioning device for welding comprises a base 1, a worktable 2 is fixedly connected to the top of the base 1, connecting grooves 3 are respectively arranged at two ends of the top of the worktable 2, connecting blocks 4 are respectively arranged inside the connecting grooves 3 for fixing the connecting blocks 4, the positions of fixing mechanisms 10 can be adjusted according to the sizes of welding parts, the application range of the positioning device is further increased, a connecting cavity 5 is arranged inside the connecting blocks 4, a driving motor 6 is fixedly connected inside the connecting cavity 5 for driving a screw 7 to rotate, so as to drive the fixing mechanisms 10 on the screw 7 to move up and down, the welding parts can be fixed, the positioning device can be automatically adjusted according to the sizes of the welding parts, the application range is wider, the operation is more convenient, the screw 7 is fixedly connected to the output end of the driving motor 6, and a bracket 8 is fixedly, one end of the screw 7 is rotatably connected with one end of the bracket 8 through a connecting shaft, the screw 7 is provided with a sliding sleeve 9, one side of the sliding sleeve 9 is provided with a fixing mechanism 10, a fixing plate 19 is used for extruding and fixing a welding piece through rotating a bolt 20, one side of the workbench 2 is provided with a connecting plate 11, the bottom of the connecting plate 11 is fixedly connected with the top of the base 1, the top end of the connecting plate 11 is provided with a baffle 12 which can protect the working personnel and prevent sparks generated by welding from hurting the working personnel, two ends of the baffle 12 are fixedly connected with a first limiting rotating shaft 13 so as to adjust the angle of the baffle 12 according to the height of the welding piece, one end of the first limiting rotating shaft 13 is fixedly connected with the baffle 12, a groove 14 is arranged on one side of the baffle 12, a supporting block 15 is arranged inside the groove 14, and two ends, the angle of the illumination lamps and lanterns 17 convenient to adjust supporting shoe 15 rather than one side, the staff of being convenient for operates, improves illuminating effect, increases the illumination zone, 16 one ends of the spacing pivot of second all link to each other with the recess 14 inner wall is fixed, just supporting shoe 15 one side is equipped with a plurality of illumination lamps and lanterns 17, the equal fixedly connected with protection casing in illumination lamps and lanterns 17 outside, 2 surfaces on workstation are equipped with a plurality of antislip strips 26, increase 2 fixed effects on workstation, 2 surfaces on workstation are all inlayed and locate to the antislip strip 26.
More specifically, as shown in fig. 3, fixing mechanism 10 includes limiting plate 18, limiting plate 18 one end links to each other with sliding sleeve 9 one side is fixed, just limiting plate 18 below all is equipped with fixed plate 19, 19 top fixedly connected with bolts 20 of fixed plate, 19 central authorities of fixed plate are equipped with the screw, the screw is passed to bolt 20 one end, just nut 21 has been cup jointed to bolt 20 one end, and it is fixed to make fixed plate 19 extrude the welding member through rotating bolt 20, and the rethread nut 21 is fixed bolt 20 and fixed plate 19's position, just limiting plate 18 bottom fixedly connected with slipmat increases fixed plate 19's fixed effect.
More specifically, as shown in fig. 5, the equal fixedly connected with in connecting block 4 both ends links up piece 22, connecting groove 3 both sides all communicate has linking groove 23, link up piece 22 all with link up groove 23 card and be connected, connecting groove 3 all establishes to open structure with linking groove 23 top, just connecting groove 3 and linking groove 23 intercommunication, sliding sleeve 9 inner wall is equipped with the screw thread with screw rod 7 assorted, sliding sleeve 9 passes through the screw thread and links to each other with screw rod 7 slip.
More specifically, as shown in fig. 1, the surface of the baffle 12 is provided with an observation window 24 for facilitating welding, the observation window 24 is internally provided with brown glass 25 for protecting eyes of workers, reducing the influence of sparks generated by welding on the eyes, and no need to wear a thick protective mask for facilitating operation of workers, the peripheral edges of the brown glass 25 are fixedly connected with the inner wall of the observation window 24, one side of the connecting plate 11 is provided with a tool box 27 for facilitating welding tool prevention, both ends of one side of the connecting plate 11 are fixedly connected with supporting plates 28, the tops of the supporting plates 28 are fixedly connected with clamping blocks 29, both ends of the bottom of the tool box 27 are provided with clamping grooves 30, the tool box 27 is clamped and connected with the clamping blocks through the clamping grooves 30 for facilitating mounting and dismounting the tool box 27, one side of the base 1 is fixedly connected with a handle 31, four corners of the bottom of the base 1 are provided with mounting grooves 32, inside all installing the universal wheel 33 of mounting groove 32, universal wheel 33 one side all is equipped with service brake 34, is convenient for install and fixed the device.
The working principle is as follows: the positioning device for welding drives the screw rod 7 to rotate by arranging the driving motor 6, so as to drive the fixing mechanism 10 on the screw rod 7 to move up and down, can fix a welding part, can be automatically adjusted according to the size of the welding part, has wide application range and is more convenient to operate, the position of the fixing mechanism 10 can be adjusted according to the size of the welding part by arranging the connecting block 22 and the connecting groove 23 so as to conveniently fix the connecting block 4, the application range of the positioning device is further increased, a worker can be protected by arranging the baffle plate 12, the worker is prevented from being injured by sparks generated by welding, the angle of the baffle plate 12 can be conveniently adjusted according to the height of the welding part by arranging the first limiting rotating shaft 13, the angle of the supporting block 15 and the illuminating lamp 17 on one side of the supporting block can be conveniently adjusted by arranging the second limiting rotating shaft 16, the operation of the worker is convenient, and, increase the illumination zone, through setting up fixed establishment 10, it is fixed to make fixed plate 19 extrude the welding part through rotating bolt 20, through setting up observation window 24, be convenient for weld, through setting up brown glass 25, protect staff's eyes, reduce the influence of the spark that the welding produced to eyes, need not wear thick and heavy protective mask again, the workman's operation of being convenient for, through setting up antislip strip 26, increase workstation 2's fixed effect, through setting up tool holder 27, be convenient for prevent welding tool, through setting up fixture block 29 and joint groove 30, be convenient for installation and extracting tool holder 27, through setting up universal wheel 33 and service brake 34, be convenient for install and fix the device.
Although particular embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these particular embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a positioner is used in welding, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a workbench (2), two ends of the top of the workbench (2) are respectively provided with a connecting groove (3), the connecting blocks (4) are respectively arranged in the connecting grooves (3), a connecting cavity (5) is arranged in the connecting blocks (4), a driving motor (6) is fixedly connected in the connecting cavity (5), the output end of the driving motor (6) is fixedly connected with a screw rod (7), a support (8) is fixedly connected to the top of the connecting blocks (4), one end of the screw rod (7) is rotatably connected with one end of the support (8) through a connecting shaft, a sliding sleeve (9) is arranged on the screw rod (7), one side of the sliding sleeve (9) is provided with a fixing mechanism (10), one side of the workbench (2) is provided with a connecting plate (11), the bottom of the connecting plate (11) is fixedly connected with the top of the base (1), and the top end, the LED lamp is characterized in that first limiting rotating shafts (13) are fixedly connected to two ends of the baffle plate (12), one end of each first limiting rotating shaft (13) is fixedly connected with the baffle plate (12), a groove (14) is formed in one side of the baffle plate (12), supporting blocks (15) are arranged inside the grooves (14), second limiting rotating shafts (16) are fixedly connected to two ends of each supporting block (15), one end of each second limiting rotating shaft (16) is fixedly connected with the inner wall of each groove (14), a plurality of illuminating lamps (17) are arranged on one side of each supporting block (15), and protective covers are fixedly connected to the outer portions of the illuminating lamps (17).
2. The welding positioning device of claim 1, wherein: fixing mechanism (10) include limiting plate (18), limiting plate (18) one end links to each other with sliding sleeve (9) one side is fixed, just limiting plate (18) below all is equipped with fixed plate (19), fixed plate (19) top fixedly connected with bolt (20), fixed plate (19) central authorities are equipped with the screw, the screw is passed to bolt (20) one end, just nut (21) have been cup jointed to bolt (20) one end, just limiting plate (18) bottom fixedly connected with slipmat.
3. The welding positioning device of claim 1, wherein: the equal fixedly connected with in connecting block (4) both ends links up piece (22), spread groove (3) both sides all communicate and have linking groove (23), link up piece (22) all with link up groove (23) card and be connected, spread groove (3) all establish to open structure with linking groove (23) top, just spread groove (3) with link up groove (23) intercommunication.
4. The welding positioning device of claim 1, wherein: the inner wall of the sliding sleeve (9) is provided with threads matched with the screw rod (7), and the sliding sleeve (9) is connected with the screw rod (7) in a sliding mode through the threads.
5. The welding positioning device of claim 1, wherein: baffle (12) surface is equipped with observation window (24), observation window (24) inside is equipped with brown glass (25), brown glass (25) all link to each other with observation window (24) inner wall is fixed all around.
6. The welding positioning device of claim 1, wherein: the surface of the workbench (2) is provided with a plurality of anti-slip strips (26), and the anti-slip strips (26) are embedded on the surface of the workbench (2).
7. The welding positioning device of claim 1, wherein: connecting plate (11) one side is equipped with tool holder (27), just equal fixedly connected with backup pad (28) in connecting plate (11) one side both ends, the equal fixedly connected with fixture block (29) in backup pad (28) top, tool holder (27) bottom both ends all are equipped with joint groove (30), just tool holder (27) are through joint groove (30) and joint block card and be connected.
8. The welding positioning device of claim 1, wherein: a handle (31) is fixedly connected to one side of the base (1).
9. The welding positioning device of claim 1, wherein: base (1) bottom four corners all is equipped with mounting groove (32), universal wheel (33) are all installed to mounting groove (32) inside, universal wheel (33) one side all is equipped with service brake (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110048662.6A CN112756884A (en) | 2021-01-14 | 2021-01-14 | Positioning device for welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110048662.6A CN112756884A (en) | 2021-01-14 | 2021-01-14 | Positioning device for welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112756884A true CN112756884A (en) | 2021-05-07 |
Family
ID=75700556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110048662.6A Pending CN112756884A (en) | 2021-01-14 | 2021-01-14 | Positioning device for welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112756884A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003262454A1 (en) * | 2003-11-21 | 2005-06-09 | Tanjant Tool Co. Pty Ltd | Earth/ground attachment for welding and cutting equipment |
| CN105436794A (en) * | 2015-12-27 | 2016-03-30 | 天津尚吉液压设备有限公司 | Butt welding tool |
| CN109175846A (en) * | 2018-09-07 | 2019-01-11 | 金华振飞工具有限公司 | A kind of welding bench |
| CN111375967A (en) * | 2020-04-29 | 2020-07-07 | 中国船舶科学研究中心 | Adjustable welding tool |
| KR102199515B1 (en) * | 2020-10-16 | 2021-01-06 | 주식회사 보창몰드 | A fixing jig for drilling |
| CN212311137U (en) * | 2020-03-13 | 2021-01-08 | 昆山欧亿莱电子科技有限公司 | Terminal mould spot welding support |
-
2021
- 2021-01-14 CN CN202110048662.6A patent/CN112756884A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003262454A1 (en) * | 2003-11-21 | 2005-06-09 | Tanjant Tool Co. Pty Ltd | Earth/ground attachment for welding and cutting equipment |
| CN105436794A (en) * | 2015-12-27 | 2016-03-30 | 天津尚吉液压设备有限公司 | Butt welding tool |
| CN109175846A (en) * | 2018-09-07 | 2019-01-11 | 金华振飞工具有限公司 | A kind of welding bench |
| CN212311137U (en) * | 2020-03-13 | 2021-01-08 | 昆山欧亿莱电子科技有限公司 | Terminal mould spot welding support |
| CN111375967A (en) * | 2020-04-29 | 2020-07-07 | 中国船舶科学研究中心 | Adjustable welding tool |
| KR102199515B1 (en) * | 2020-10-16 | 2021-01-06 | 주식회사 보창몰드 | A fixing jig for drilling |
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Application publication date: 20210507 |