CN109365973B - Welding equipment capable of automatically centering and clamping - Google Patents
Welding equipment capable of automatically centering and clamping Download PDFInfo
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- CN109365973B CN109365973B CN201811507349.9A CN201811507349A CN109365973B CN 109365973 B CN109365973 B CN 109365973B CN 201811507349 A CN201811507349 A CN 201811507349A CN 109365973 B CN109365973 B CN 109365973B
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- sliding
- chuck body
- clamping
- sliding groove
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
- B23K11/115—Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a welding device capable of automatically centering and clamping, which has the technical scheme that the welding device comprises a frame, a lower electrode part, an upper electrode part, a side electrode part and a fastening device, wherein the fastening device comprises a chuck body and a plurality of clamping jaws, the chuck body is provided with a first chute, the clamping jaws comprise rotating rods and butting wheels, the first chute is spirally arranged, the chuck body is circumferentially and rotatably connected with a driving device, the driving device comprises an upper bracket, a lower bracket and a supporting rod, the upper bracket comprises an upper sliding arm, the lower bracket comprises a lower sliding arm, the supporting rod is rotatably connected with a rotating wheel, the upper sliding arm is provided with a second chute, the lower sliding arm is provided with a third chute, the upper bracket and the lower bracket can push the rotating rod to slide along the length directions of the first sliding groove, the second sliding groove and the third sliding groove in the synchronous rotating process so as to be close to or far away from the center of the chuck body. The equipment can realize automatic centering and clamping, and is favorable for improving the welding precision.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to welding equipment capable of automatically centering and clamping.
Background
Many devices are produced at present, and all parts need to be welded, and when welding structures of the type, automatic spot welding equipment needs to be used. However, the existing automatic spot welding machine cannot realize the function of automatic centering and clamping, so that the welding precision is low, and the problems are more during actual use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide welding equipment capable of automatically centering and clamping, which can realize automatic centering and clamping and is beneficial to improving the welding precision.
In order to achieve the purpose, the invention provides the following technical scheme: a welding device capable of automatically centering and clamping comprises a frame;
the lower electrode part is arranged on the frame, and the parts to be welded are arranged on the lower electrode part;
the upper electrode part is arranged on the frame and is positioned above the lower electrode part;
the side electrode part is arranged on the frame and is positioned at the side edge of the lower electrode part;
a fastening device provided on the lower electrode member;
the fastening device comprises a chuck body and a plurality of clamping jaws connected to the chuck body in a sliding manner, a first sliding groove used for allowing the clamping jaws to slide directionally is formed in the chuck body, each clamping jaw comprises a rotating rod penetrating through the first sliding groove and an abutting wheel connected to the end portion of the rotating rod in a rotating manner, the outer diameter of the rotating rod is matched with the width of the first sliding groove, the first sliding groove is arranged in a spiral manner, the spiral track of the first sliding groove is arranged in an Archimedes spiral structure, and the distance from the center of the chuck body to the first sliding groove is gradually shortened along the length direction of the first sliding groove;
the chuck body is connected with a driving device in a circumferential rotating manner and used for driving the rotating rod to slide along the length direction of the first sliding groove, the driving device comprises an upper support positioned on the upper end surface of the chuck body, a lower support positioned on the lower end surface of the chuck body, and a supporting rod connected between the upper support and the lower support in a supporting manner, the upper support comprises upper sliding arms with the same number as the clamping jaws, the lower support comprises lower sliding arms with the same number as the clamping jaws, the upper sliding arms and the lower sliding arms are in one-to-one correspondence and are arranged in parallel with each other, the supporting rod is in accordance with the number of the upper sliding arms and the number of the lower sliding arms, the supporting rod is fixedly connected with the end part between the upper sliding arms and the lower sliding arms, the supporting rod is connected with a rotating wheel which is in butt joint with the outer side wall of the chuck body in a rotating manner, the upper sliding arms are provided with second sliding grooves for the rotating rod to, the butt wheel is located the one end that the bull stick runs through the outside extension of second spout, the cursor slide is provided with the third spout that is used for supplying the bull stick directional slip down, the length direction of third spout keeps unanimous with the length direction of cursor slide down, the width dimension of second spout and third spout all with the external diameter size looks adaptation of bull stick, thereby upper bracket and lower carriage can promote the bull stick to slide along the length direction of first spout and second spout and third spout in synchronous rotation in-process and be close to or keep away from the center of chuck body.
The invention is further configured to: the coaxial fixed first gear that is provided with of center department of chuck body, it is connected with the second gear to rotate on the bracing piece, around being equipped with drive chain between first gear and the second gear, it has the actuating cylinder that drives that is used for tractive drive chain to articulate on the lower carriage, the piston rod that drives actuating cylinder articulates there is the solid subassembly of card that can be connected with drive chain fixed connection, it is provided with two to drive actuating cylinder to be located drive chain's relative both sides respectively, one side drives actuating cylinder and can drive the centre that upper sliding arm and lower sliding arm rotate to this side around chuck body's center in-process at tractive drive chain.
The invention is further configured to: the two first gears are respectively positioned at the upper end and the lower end of the chuck body, the two second gears are respectively positioned on the same plane with the corresponding first gears, and the two transmission chains are respectively wound on the two groups of first gears and the two second gears.
The invention is further configured to: the fixing component comprises an insertion plate capable of being inserted into the transmission chain and a fixing plate used for fixing the insertion plate on the transmission chain, wherein the insertion plate is convexly provided with gear shaping teeth used for being inserted into gaps on the transmission chain, the gear shaping teeth are provided with a plurality of gear shaping teeth and are arranged along the length direction of the transmission chain, the fixing plate is arranged along the cross section of the length direction in a U-shaped structure, the fixing plate comprises a fixing groove used for being embedded into the transmission chain, insertion holes are coaxially formed in the fixing plate and the insertion plate, and fastening bolts penetrate through the insertion holes.
The invention is further configured to: the upper sliding arm is provided with two guide plates which are respectively positioned at two sides of the width of the second sliding chute, the length direction of the guide plates is consistent with the length direction of the second sliding chute, and the space between the two guide plates is consistent with the width of the second sliding chute; limiting plates capable of being buckled on two opposite sides of the two guide plates are fixedly arranged on the rotating rod, and the limiting plates are arranged along the cross section of the length direction of the limiting plates in a U-shaped structure.
In conclusion, the invention has the following beneficial effects: each jack catch can be gathered together or scatter to the center of chuck body simultaneously under drive arrangement's drive to reach quick clamping and self-centering's purpose, need not carry out the alignment, positioning accuracy is high, is favorable to improving welding precision and efficiency.
Each jack catch slide through at first spout, the realization of sliding in second spout and the third spout is removed, compare in the awl tooth transmission through big bevel gear dish of current jack catch, this application can fall into the transmission structure of awl tooth and improve the stability that the jack catch slided through avoiding the cuttings, and each spout is equallyd divide and is do not run through the setting, it is also more convenient to clear away welding slag and dust, it can to use the air gun to blow, consequently, the fastener of above-mentioned structure has prolonged the normal life cycle of chuck, simple structure easily implements, and the dismantlement maintenance and the clearance of being more convenient for, be favorable to reducing the wearing and tearing of each part, prolong the life of each part and whole chuck, be favorable to improving the utilization ratio and the productivity ratio of chuck.
Drawings
FIG. 1 is a schematic perspective view of an automated spot welding and soldering apparatus;
FIG. 2 is a perspective view of the fastening device;
FIG. 3 is a perspective view of the chuck body;
FIG. 4 is a schematic perspective view of the driving device;
FIG. 5 is a cross-sectional view of the fastening device at the driving device;
fig. 6 is a schematic perspective view of the fastening assembly.
Reference numerals: 1. a chuck body; 11. a first chute; 12. a first gear; 2. a claw; 21. a rotating rod; 22. a butting wheel; 23. a limiting plate; 3. a drive device; 4. an upper bracket; 41. an upper slide arm; 411. a second chute; 42. a guide plate; 5. a lower bracket; 51. a lower slide arm; 511. a third chute; 6. a support bar; 61. a rotating wheel; 62. a second gear; 7. a drive chain; 71. a driving cylinder; 72. a clamping component; 721. a plugboard; 7211. gear shaping; 722. a fixing plate; 7221. fixing grooves; 723. inserting holes; 8. a frame; 81. a lower electrode part; 82. an upper electrode part; 83. a side electrode member; 84. and a fastening device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-6, a welding device capable of automatically centering and clamping comprises a frame 8;
a lower electrode part 81 provided on the frame 8, the pieces to be welded being provided on the lower electrode part 81;
an upper electrode member 82 provided on the frame 8 and located above the lower electrode member 81;
a side electrode member 83 provided on the frame 8 and located on a side of the lower electrode member 81;
a fastening means 84 provided on the lower electrode part 81;
the parts to be welded are fixed at preset positions by the fastening devices 84, and then welding operation is performed on multiple positions of the parts to be welded through the lower electrode part 81, the upper electrode part 82 and the side electrode part 83, so that the production efficiency is improved.
The fastening device 84 comprises a chuck body 1 and a plurality of jaws 2 connected to the chuck body 1 in a sliding manner, the chuck body 1 is arranged in a disc-shaped structure, a first sliding groove 11 for the jaws 2 to slide directionally is arranged on the chuck body 1, the jaws 2 can slide along the length direction of the first sliding groove 11, the jaws 2 comprise a rotating rod 21 penetrating through the first sliding groove 11 and an abutting wheel 22 connected to the end part of the rotating rod 21 in a rotating manner, the abutting wheel 22 is positioned at the end part of the rotating rod 21 extending out of the chuck body 1, used for abutting against the outer side wall of a clamped part to be welded, the outer diameter size of the rotating rod 21 is matched with the width size of the first sliding chute 11, which is beneficial to improving the sliding stability of the rotating rod 21, and the first sliding chute 11 is spirally arranged, the spiral track of the chuck body 1 is arranged in an Archimedes spiral structure, so that the distance from the center of the chuck body 1 to the first sliding groove 11 is gradually shortened along the length direction of the first sliding groove 11; can make jack catch 2 make each jack catch 2 gather together to the center of chuck body 1 each other along the length direction of first spout 11 in-process that slides, consequently cylindric butt wheel 22 that sets up is favorable to jack catch 2 to treat the stability that the weldment centre gripping was fixed in the in-process that slides.
The chuck body 1 is connected with a driving device 3 which is used for driving the rotating rod 21 to slide along the length direction of the first sliding chute 11 in a circumferential rotating mode, the driving device 3 comprises an upper support 4 positioned on the upper end face of the chuck body 1, a lower support 5 positioned on the lower end face of the chuck body 1 and a support rod 6 which is connected between the upper support 4 and the lower support 5 in a supporting mode, the upper support 4 and the lower support 5 are connected to the upper end and the lower end of the chuck body 1 in a supporting mode through the support rod 6, the upper support 4 comprises upper sliding arms 41 with the number being the same as that of the clamping jaws 2, the lower support 5 comprises lower sliding arms 51 with the number being the same as that of the clamping jaws 2, the upper sliding arms 41 and the lower sliding arms 51 correspond to each other and are arranged in parallel to each other, and the support rod 6 is kept in the same number with the; the support rod 6 is rotatably connected with a rotating wheel 61 which is always kept in butt joint with the outer side wall of the chuck body 1, the upper sliding arm 41 is provided with a second sliding groove 411 for the rotating rod 21 to penetrate through, the length direction of the second sliding groove 411 is consistent with the length direction of the upper sliding arm 41, the butt joint wheel 22 is positioned at one end of the rotating rod 21 extending outwards through the second sliding groove 411, the lower sliding arm 51 is provided with a third sliding groove 511 for the rotating rod 21 to directionally slide, the length direction of the third sliding groove 511 is consistent with the length direction of the lower sliding arm 51, the width sizes of the second sliding groove 411 and the third sliding groove 511 are both matched with the outer diameter size of the rotating rod 21, and the upper bracket 4 and the lower bracket 5 can push the rotating rod 21 to slide along the length directions of the first sliding groove 11, the second sliding groove 411 and the third sliding groove 511 in the synchronous rotating process so as to be close to or far away.
During use, the driving device 3 can be driven to rotate manually or by a motor, so that the claws 2 can slide along the length directions of the second sliding groove 411 and the third sliding groove 511 simultaneously in the rotating process of the upper sliding arm 41 and the lower sliding arm 51, and the claws 2 can slide along the length direction of the first sliding groove 11 while being pushed, therefore, the driving device 3 drives the claws 2 to slide along the length directions of the second sliding groove 411 and the third sliding groove 511, and can also slide along the length direction of the first sliding groove 11, so that each claw 2 can be simultaneously gathered or scattered towards the center of the chuck body 1 under the driving of the driving device 3, thereby achieving the purposes of quick clamping and automatic centering, without alignment, and the positioning precision is high, and is beneficial to improving the welding precision and efficiency.
Each jack catch 2 slide through at first spout 11, the realization of sliding is removed in second spout 411 and the third spout 511, compare in current jack catch 2 be the bevel gear transmission through big bevel gear dish, this application can fall into the transmission structure of bevel gear through avoiding the sweeps and improve the stability that jack catch 2 slided, and each spout is equallyd divide and is run through the setting respectively, it is also more convenient to clear away welding slag and dust, use the air gun blow can, consequently, the fastener 84 of above-mentioned structure has prolonged the normal life cycle of chuck, moreover, the steam generator is simple in structure and easy to implement, and be more convenient for dismantle maintenance and clearance, be favorable to reducing the wearing and tearing of each part, prolong the life of each part and whole chuck, be favorable to improving the utilization ratio and the productivity ratio of chuck.
The chuck comprises a chuck body 1, a first gear 12 is coaxially and fixedly arranged at the center of the chuck body 1, a second gear 62 is rotatably connected to a supporting rod 6, a transmission chain 7 is wound between the first gear 12 and the second gear 62, a driving cylinder 71 for drawing the transmission chain 7 is hinged to a lower bracket 5, a piston rod of the driving cylinder 71 is hinged to a clamping component 72 which can be fixedly connected with the transmission chain 7, the two driving cylinders 71 are arranged and are respectively located on two opposite sides of the transmission chain 7, and the driving cylinder 71 on one side can drive an upper sliding arm 41 and a lower sliding arm 51 to synchronously rotate to the side around the center of the chuck body 1 in the process of drawing the transmission chain 7. Drive actuating cylinder 71 set up and can realize finely tuning jack catch 2, conveniently realize treating the clamping of welding, in use, will treat that the welding piece is placed the center of upper bracket 4 back one side drive actuating cylinder 71 can drive jack catch 2 will treat the welding piece centre gripping fixed, treat that the welding piece accomplishes the welding back, the opposite side drive actuating cylinder 71 can drive jack catch 2 and loosen the welding piece, make things convenient for operating personnel to accomplish welded welding and take off, and will treat that the welding piece is placed again and put in place, the operation of above-mentioned scheme need not to drive whole drive arrangement 3 and rotate when getting to put and treat the welding piece, thereby be favorable to improving convenience in operation and security.
The two first gears 12 are respectively positioned at the upper end and the lower end of the chuck body 1, the two second gears 62 are respectively positioned at the same plane with the corresponding first gears 12, and the two transmission chains 7 are respectively wound on the two groups of first gears 12 and the two groups of second gears 62. Above-mentioned scheme is favorable to improving drive arrangement 3's transmission stability degree, and then is favorable to improving the firm degree that claw 2 centre gripping waited to weld the piece.
The clamping and fixing assembly 72 comprises a plug board 721 capable of being plugged with the transmission chain 7 and a fixing board 722 for fixing the plug board 721 on the transmission chain 7, wherein a plurality of gear teeth 7211 for being inserted into a gap on the transmission chain 7 are convexly arranged on the plug board 721, the plurality of gear teeth 7211 are arranged along the length direction of the transmission chain 7, the fixing board 722 is arranged along the length direction of the fixing board in a U-shaped structure, the fixing board 722 comprises a fixing groove 7221 for embedding the transmission chain 7, plug holes 723 are coaxially arranged on the fixing board 722 and the plug board 721, and fastening bolts are arranged in the plug holes 723 in a penetrating manner. The gear shaping 7211 is inserted into the gap between each chain pin on the transmission chain 7, the inserting plate 721 is fixed on the transmission chain 7 through the fixing plate 722, the piston rod of the driving cylinder 71 is hinged with the inserting plate 721, so that the driving cylinder 71 drives the transmission chain 7 through the clamping component 72.
The upper sliding arm 41 is provided with two guide plates 42, the two guide plates 42 are respectively positioned at two sides of the width of the second sliding chute 411, the length direction of the guide plates 42 is consistent with the length direction of the second sliding chute 411, and the space between the two guide plates 42 is consistent with the width of the second sliding chute 411; the rotating rod 21 is fixedly provided with a limiting plate 23 which can be buckled on two opposite sides of the two guide plates 42, and the limiting plate 23 is arranged along the cross section of the length direction thereof in a U-shaped structure. The setting up of deflector 42 has increased the area of contact of bull stick 21 with last slide arm 41 to be favorable to improving the stability degree of sliding of bull stick 21, the limiting plate 23 of addding can effectively avoid the bull stick 21 to rotate around its axial in second spout 411 after cooperation deflector 42, and then is favorable to improving the stability degree of sliding of bull stick 21, thereby is favorable to strengthening the firm degree of centre gripping of jack catch 2 in the centre gripping treating the weldment in-process.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. The utility model provides a welding equipment that can automatic centering clamping, characterized by: comprises a frame (8);
a lower electrode part (81) provided on the frame (8), the pieces to be welded being provided on the lower electrode part (81);
an upper electrode member (82) which is provided on the frame (8) and is positioned above the lower electrode member (81);
a side electrode member (83) which is provided on the frame (8) and is located on the side of the lower electrode member (81);
a fastening means (84) provided on the lower electrode member (81);
the fastening device (84) comprises a chuck body (1) and a plurality of clamping jaws (2) connected to the chuck body (1) in a sliding mode, first sliding grooves (11) used for enabling the clamping jaws (2) to slide directionally are formed in the chuck body (1), the clamping jaws (2) comprise rotating rods (21) penetrating through the first sliding grooves (11) and butting wheels (22) connected to the end portions of the rotating rods (21) in a rotating mode, the outer diameter of each rotating rod (21) is matched with the width of the corresponding first sliding groove (11), the first sliding grooves (11) are arranged in a spiral mode, spiral tracks of the first sliding grooves (11) are arranged in an Archimedes spiral structure, and the distance from the center of the chuck body (1) to the first sliding grooves (11) is gradually shortened along the length direction of the first sliding grooves (11);
the chuck body (1) is connected with a driving device (3) which is used for driving a rotating rod (21) to slide along the length direction of a first sliding groove (11) in a rotating manner in the circumferential direction, the driving device (3) comprises an upper support (4) positioned on the upper end surface of the chuck body (1), a lower support (5) positioned on the lower end surface of the chuck body (1) and a supporting rod (6) connected between the upper support (4) and the lower support (5) in a supporting manner, the upper support (4) comprises upper sliding arms (41) with the same number as the clamping jaws (2), the lower support (5) comprises lower sliding arms (51) with the same number as the clamping jaws (2), the upper sliding arms (41) and the lower sliding arms (51) are in one-to-one correspondence and are arranged in parallel to each other, the supporting rod (6) and the number of the upper sliding arms (41) and the lower sliding arms (51) are kept consistent, and the end part of the supporting and fixed and connected between the upper sliding arms (41, the support rod (6) is rotatably connected with a rotating wheel (61) which is always kept in butt joint with the outer side wall of the chuck body (1), the upper sliding arm (41) is provided with a second sliding groove (411) for the rotating rod (21) to penetrate through, the length direction of the second sliding groove (411) is consistent with that of the upper sliding arm (41), the butt joint wheel (22) is located at one end, extending outwards, of the rotating rod (21) penetrating through the second sliding groove (411), the lower sliding arm (51) is provided with a third sliding groove (511) for the rotating rod (21) to directionally slide, the length direction of the third sliding groove (511) is consistent with that of the lower sliding arm (51), the width sizes of the second sliding groove (411) and the third sliding groove (511) are both matched with the outer diameter size of the rotating rod (21), and the upper bracket (4) and the lower bracket (5) can push the rotating rod (21) to move along the first sliding groove (11), the second sliding groove (411) and the third sliding groove (511) in the synchronous rotating process So as to be close to or far from the center of the chuck body (1).
2. The welding equipment capable of automatically centering and clamping as claimed in claim 1, wherein: the chuck is characterized in that a first gear (12) is coaxially and fixedly arranged at the center of the chuck body (1), a second gear (62) is connected to a support rod (6) in a rotating mode, a transmission chain (7) is arranged between the first gear (12) and the second gear (62) in a winding mode, a driving air cylinder (71) used for drawing the transmission chain (7) is hinged to the lower support (5), a piston rod of the driving air cylinder (71) is hinged to a clamping and fixing assembly (72) which can be fixedly connected with the transmission chain (7), the two driving air cylinders (71) are arranged and are respectively located on two opposite sides of the transmission chain (7), and the driving air cylinder (71) on one side can drive an upper sliding arm (41) and a lower sliding arm (51) to rotate towards the side around the center of the chuck body (1) synchronously in the process of drawing the transmission chain (7).
3. The welding equipment capable of automatically centering and clamping as claimed in claim 2, wherein: the two first gears (12) are respectively positioned at the upper end and the lower end of the chuck body (1), the two second gears (62) are respectively positioned on the same plane with the corresponding first gears (12), and the two transmission chains (7) are respectively wound on the two groups of first gears (12) and the second gears (62).
4. A welding apparatus as claimed in claim 2 or 3, wherein the welding apparatus is adapted to be self-centering and clamping: the clamping and fixing component (72) comprises a plugboard (721) capable of being spliced with the transmission chain (7) and a fixing plate (722) used for fixing the plugboard (721) on the transmission chain (7), wherein a plurality of gear teeth (7211) used for being inserted into a gap on the transmission chain (7) are convexly arranged on the plugboard (721), the gear teeth (7211) are arranged in the length direction of the transmission chain (7), the fixing plate (722) is arranged in a U-shaped structure along the cross section of the length direction of the fixing plate (722), the fixing plate (722) comprises a fixing groove (7221) used for embedding the transmission chain (7), splicing holes (723) are coaxially arranged on the fixing plate (722) and the plugboard (721), and fastening bolts are arranged in the splicing holes (723) in a penetrating mode.
5. The welding equipment capable of automatically centering and clamping as claimed in claim 1, wherein: the upper sliding arm (41) is provided with two guide plates (42), the two guide plates (42) are respectively positioned at two sides of the width of the second sliding chute (411), the length direction of the guide plates (42) is consistent with the length direction of the second sliding chute (411), and the distance between the two guide plates (42) is consistent with the width of the second sliding chute (411); the rotary rod (21) is fixedly provided with limiting plates (23) which can be buckled on two opposite sides of the two guide plates (42), and the limiting plates (23) are arranged along the cross section of the length direction of the limiting plates in a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507349.9A CN109365973B (en) | 2018-12-10 | 2018-12-10 | Welding equipment capable of automatically centering and clamping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507349.9A CN109365973B (en) | 2018-12-10 | 2018-12-10 | Welding equipment capable of automatically centering and clamping |
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| CN109365973A CN109365973A (en) | 2019-02-22 |
| CN109365973B true CN109365973B (en) | 2020-11-03 |
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| CN110480329A (en) * | 2019-07-24 | 2019-11-22 | 上海中雍精密零件制造有限公司 | A kind of ternary catalyzing unit encapsulation filling mold and its self-centering method |
| DE102020001324A1 (en) * | 2020-02-28 | 2021-09-02 | Gv Engineering Gmbh | Spare wheel attachment for a vehicle wheel |
| CN116329832B (en) * | 2023-05-29 | 2023-12-01 | 浙江佳球阀门有限公司 | Pipe welding device based on artificial intelligent regulation and control |
| CN117103076B (en) * | 2023-10-09 | 2024-04-12 | 河北燕山钢铁集团有限公司 | Recycling device for waste materials for electric furnace production |
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| US1832480A (en) * | 1927-08-23 | 1931-11-17 | Forkardt Paul | Chuck |
| US4222577A (en) * | 1978-07-19 | 1980-09-16 | Giffin Brian K | Centering and holding devices for potter's wheelhead |
| SU1346345A1 (en) * | 1985-08-30 | 1987-10-23 | Ижевский механический институт | Self-centring jaw chuck |
| WO1999026757A2 (en) * | 1997-11-20 | 1999-06-03 | American Workholding, Inc. | 4-jaw self-centering prohold chucking system |
| CN201841396U (en) * | 2010-10-28 | 2011-05-25 | 新疆威奥科技股份有限公司 | Synchronous self-centering multi-jaw chuck for weld assembly |
| CN105499621A (en) * | 2016-01-11 | 2016-04-20 | 贵阳志源机械产品开发有限公司 | Centrifugal automatic chuck |
| CN107470844A (en) * | 2016-06-08 | 2017-12-15 | 长沙华恒机器人系统有限公司 | A kind of self-centering manual Three-jaw fixture |
| CN107263009A (en) * | 2017-08-08 | 2017-10-20 | 成都焊科机器人有限公司 | A kind of automobile fuel tank end cover welds self-centering special fixture |
| CN107984157A (en) * | 2018-01-09 | 2018-05-04 | 奔腾激光(温州)有限公司 | A kind of chuck |
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|---|---|
| CN109365973A (en) | 2019-02-22 |
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