CN110977259B - Welding tool for steering wheel connecting piece - Google Patents
Welding tool for steering wheel connecting piece Download PDFInfo
- Publication number
- CN110977259B CN110977259B CN201911273390.9A CN201911273390A CN110977259B CN 110977259 B CN110977259 B CN 110977259B CN 201911273390 A CN201911273390 A CN 201911273390A CN 110977259 B CN110977259 B CN 110977259B
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- frame
- clamping
- hydraulic cylinder
- piece
- triangular
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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
-
- 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
Abstract
The invention provides a welding tool for a steering wheel connecting piece, which comprises a rack, a turntable, a fixing mold, a supporting beam, a first hydraulic cylinder, a lifting frame, a turnover frame and a clamping mold, wherein the turntable is arranged above the rack, a plurality of fixing molds for supporting triangular pieces are circumferentially distributed on the turntable, the first hydraulic cylinder is arranged on the supporting beam, a telescopic rod of the first hydraulic cylinder is connected with the lifting frame, an installation frame is arranged below the lifting frame, the turnover frame is rotatably arranged on the installation frame, a turnover driving device is arranged at one end of the turnover frame, and the clamping mold for fixing a cylindrical piece is arranged at the bottom of the turnover frame. Through first pneumatic cylinder control crane downstream, cylindricality piece synchronous movement is until leaning on with the triangle and accomplish the location, straightness that hangs down when can ensure triangle and cylindricality piece welding. The roll-over stand can control and clamp the whole horizontality that converts into by vertical state of mould, makes things convenient for the operative employee to install and dismantle.
Description
Technical Field
The invention relates to the technical field of steering wheel production equipment, in particular to a welding tool for a steering wheel connecting piece.
Background
The steering wheel connecting piece is an important component connected between a steering wheel and the power-assisted rod, and the connecting piece consists of a triangular piece and a cylindrical piece. The welding difficulty of the connecting piece is that the verticality between the triangular piece and the cylindrical piece is difficult to master, and the axis of the cylindrical piece needs to be perpendicular to the triangular piece to ensure the verticality between the triangular piece and the cylindrical piece, so that the welding tool for the connecting piece of the steering wheel is provided.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a welding tool for a connecting piece of a steering wheel, which can ensure the verticality of a triangular piece and a cylindrical piece during welding, is convenient to install and operate, and can reduce the labor intensity.
In order to achieve the purpose, the invention provides a welding tool for a steering wheel connecting piece, which comprises a rack, a turntable, a fixing mold, a supporting beam, a first hydraulic cylinder, a lifting frame, a turnover frame and a clamping mold, wherein the turntable is arranged above the rack, a plurality of fixing molds for supporting triangular pieces are circumferentially distributed on the turntable, the first hydraulic cylinder is arranged on the supporting beam, a telescopic rod of the first hydraulic cylinder is connected with the lifting frame, the mounting frame is arranged below the lifting frame, the turnover frame is rotatably arranged on the mounting frame, a turnover driving device is arranged at one end of the turnover frame, and the clamping mold for fixing a cylindrical piece is arranged at the bottom of the turnover frame.
Preferably, the fixing mold comprises a first mounting seat, a first elastic telescopic support, a triangular piece tray, a first central guide pillar, a limiting pillar and a positioning blocking frame, a first mounting cavity is formed in the first mounting seat, the cross section of the first mounting cavity is matched with the shape of the triangular piece tray, the triangular piece tray is mounted in the first mounting cavity through a plurality of first elastic telescopic supports, a plurality of positioning blocking frames are arranged on the inner wall of the first mounting cavity and arranged below the triangular piece tray, the first central guide pillar matched with the central hole of the triangular piece is arranged in the center of the upper end face of the triangular piece tray, and the limiting pillars are arranged on three side walls of the triangular piece tray respectively.
Preferably, the top of the first central guide pillar is a hemisphere, the upper end of the positioning baffle frame is provided with a folded edge extending towards the axis of the first mounting cavity, and the folded edge is arranged below the triangular tray.
Preferably, the clamping mold comprises a fixed plate, arc-shaped limiting plates, clamping plates, a second mounting seat, a second elastic telescopic support and a second central guide pillar, the fixed plate is mounted on the roll-over stand, the two arc-shaped limiting plates are symmetrically arranged below the fixed plate, a cylindrical clamping cavity matched with the cylindrical part is formed in a region enclosed by the two arc-shaped limiting plates, the center of the cylindrical clamping cavity is provided with the second central guide pillar, sliding grooves are formed in the arc-shaped limiting plates, the clamping plates are arc-shaped plates, the inner sides of the clamping plates penetrate through the sliding grooves and extend into the cylindrical clamping cavity, and the outer sides of the clamping plates are fixedly connected with the second mounting seat through a plurality of second elastic telescopic supports.
Preferably, the inner side of the lower end of the arc-shaped limiting plate is provided with a first guiding arc surface, the inner side of the lower end of the clamping plate is provided with a second guiding arc surface, the bottom of the second central guide pillar is hemispherical, and a plurality of rubber anti-slip rings are arranged on the periphery of the second central guide pillar at intervals along the axial direction of the second central guide pillar.
Preferably, the turnover driving device comprises an installation box, a driving rack, a second hydraulic cylinder and a gear, a guide rail is arranged in the installation box, the driving rack is movably installed on the guide rail through a sliding seat, the second hydraulic cylinder is fixed at one end of the installation box, a telescopic rod of the second hydraulic cylinder is connected with the driving rack, the gear which is connected with the driving rack in a transmission mode is arranged above the driving rack, the gear is connected with one end of the turnover frame through a rotating shaft, and the other end of the turnover frame is rotatably installed on the installation frame.
The invention has the beneficial effects that: according to the invention, through the matching of the rack, the turntable, the fixing mold, the supporting beam, the first hydraulic cylinder, the lifting frame, the turnover frame, the clamping mold and the like, the fixing mold can fix the triangular piece of the connecting piece, the clamping mold can position the cylindrical piece of the connecting piece, the lifting frame is controlled to move downwards through the first hydraulic cylinder, the cylindrical piece synchronously moves until the cylindrical piece abuts against the triangular piece to complete positioning, and the verticality of the triangular piece and the cylindrical piece during welding can be ensured. And when the fixed cylindrical part is installed or the welded connecting piece is disassembled, the rotating shaft of the clamping die can be controlled by 90 degrees through the turnover frame, so that the whole clamping die is converted from a vertical state to a horizontal state, and the assembly and disassembly of an operator are facilitated. In addition, because the adoption is dismantled when being the level form, can avoid exerting oneself excessively, the fixed mould of below is touched in operative employee's hand mistake, can avoid causing unexpected injury.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a welding tool for a steering wheel connecting piece according to the present invention;
FIG. 2 is a bottom view of a clamping mold of the welding tool for a steering wheel connecting piece of the present invention;
FIG. 3 is a front cross-sectional view of a clamping mold of the welding tool for a steering wheel connecting piece according to the present invention;
FIG. 4 is a top view of a clamping plate of the welding tool for a steering wheel connector of the present invention;
FIG. 5 is a top view of a fixing mold of the welding tool for a steering wheel connecting piece according to the present invention;
FIG. 6 is a schematic view of the direction A-A of FIG. 5;
fig. 7 is a top view of the internal structure of the turnover driving device of the welding tool for the steering wheel connecting piece according to the invention.
Detailed Description
Referring to fig. 1 to 7, the welding tool for the connecting piece of the steering wheel comprises a rack 1, a turntable 2, a fixing mold 3, a supporting beam 4, a first hydraulic cylinder 5, a lifting frame 6, a turnover frame 7 and a clamping mold 8, wherein the turntable 2 is arranged above the rack 1, a plurality of fixing molds 3 for supporting triangular pieces 200 are circumferentially distributed on the turntable 2, the supporting beam 4 is provided with the first hydraulic cylinder 5, a telescopic rod of the first hydraulic cylinder 5 is connected with the lifting frame 6, the lower part of the lifting frame 6 is provided with an installation frame 61, the turnover frame 7 is rotatably arranged on the installation frame 61, one end of the turnover frame 7 is provided with a turnover driving device 70, and the bottom of the turnover frame 7 is provided with the clamping mold 8 for fixing the triangular pieces 100.
Further, the fixed mold 3 includes a first mounting seat 31, a first elastic telescopic bracket 32, a triangular tray 33, a first central guide pillar 34, a limiting pillar 35 and a positioning stopper 36, the first mounting seat 31 has a first mounting cavity 30 inside, the cross-sectional shape of the first mounting cavity 30 is matched with the shape of the triangular tray 33, the triangular tray 33 is mounted in the first mounting cavity 30 through a plurality of first elastic telescopic brackets 32, the inner wall of the first mounting cavity 30 is provided with a plurality of positioning stoppers 36, the positioning stoppers 36 are disposed below the triangular tray 33, the center of the upper end surface of the triangular tray 33 is provided with the first central guide pillar 34 matched with the central hole of the triangular piece 200, and three side walls of the triangular tray 33 are respectively provided with the limiting pillar 35. Wherein, spacing post 35 can be inconsistent to the three sides of placing triangle 200 on triangle tray 33, realizes the location. The first elastic telescopic bracket is arranged at the bottom of the triangular part tray 33, so that the triangular part 200 and the columnar part 100 can be guaranteed to be in an abutting state during welding.
Furthermore, the top of the first core beam 34 is a hemisphere, the upper end of the positioning block 36 is provided with a folded edge 361 extending to the axis of the first mounting cavity 30, and the folded edge 361 is disposed below the triangle tray 33.
Further, the clamping mold 8 includes a fixing plate 81, arc-shaped limiting plates 82, a clamping plate 83, a second mounting seat 84, a second elastic telescopic bracket 85 and a second central guide pillar 86, the fixing plate 81 is mounted on the roll-over stand 7, two arc-shaped limiting plates 82 symmetrically arranged are arranged below the fixing plate 81, a cylindrical clamping cavity 820 adapted to the cylindrical member 100 is formed in an area enclosed by the two arc-shaped limiting plates 82, the second central guide pillar 86 is arranged at the center of the cylindrical clamping cavity 820, a sliding groove 822 is formed in each arc-shaped limiting plate 82, the clamping plate 83 is an arc-shaped plate, the inner side of the clamping plate 83 penetrates through the sliding groove 822 and extends into the cylindrical clamping cavity 820, and the outer side of the clamping plate 83 is fixedly connected with the second mounting seat 84 through a plurality of second elastic telescopic brackets 85. After the cylindrical member 100 is installed, the clamping plate 83 can compress the cylindrical member 100 under the action of the second elastic telescopic bracket, so that the cylindrical member 100 is prevented from falling off.
Further, the inner side of the lower end of the arc-shaped limiting plate 82 is provided with a first guiding arc surface 821, the inner side of the lower end of the clamping plate 83 is provided with a second guiding arc surface 831, the bottom of the second core guide pillar 86 is hemispherical, and a plurality of rubber anti-slip rings 861 are arranged on the outer periphery of the second core guide pillar 86 at intervals along the axial direction thereof. The friction between the second core beam 86 and the inner wall of the cylindrical member 100 is enhanced to prevent the core beam from falling off.
Further, the turnover driving device 70 includes an installation box 71, a driving rack 72, a second hydraulic cylinder 73 and a gear 74, a guide rail 711 is arranged in the installation box 71, the driving rack 72 is movably installed on the guide rail 711 through a sliding seat, the second hydraulic cylinder 73 is fixed at one end of the installation box 71, an expansion rod of the second hydraulic cylinder 73 is connected with the driving rack 72, the gear 74 in transmission connection with the driving rack 72 is arranged above the driving rack 72, the gear 74 is connected with one end of the turnover frame 7 through a rotating shaft, and the other end of the turnover frame 7 is rotatably installed on the installation frame 61.
The working process of the invention is as follows:
the invention relates to a welding tool for a connecting piece of a steering wheel, which is characterized in that in the using process, a triangular piece is arranged on a triangular piece tray, a cylindrical piece is arranged on a clamping mould, a lifting frame is controlled to move downwards through a first hydraulic cylinder, and the cylindrical piece moves synchronously until the cylindrical piece abuts against the triangular piece right below to complete positioning before welding, so that welding operation can be carried out on the connecting piece. When the fixed cylindrical part is installed or the welded connecting piece is disassembled, the rotating shaft of the clamping die can be controlled by 90 degrees through the turnover frame, so that the whole clamping die is converted into a horizontal state from a vertical state, and an operator can conveniently install and disassemble the clamping die. Because the adoption is dismantled when being the level form, can avoid exerting oneself excessively the time, the fixed mould of below can be avoided causing unexpected injury to the operative employee hand mistake. Adopt the carousel to carry out the material loading of triangle, when the triangle that is in on the fixed die of welding station (welding station is in under clamping the mould) carries out welding operation, can carry out the material loading of triangle to the fixed die of other stations of carousel, accomplish a welding operation back, the carousel rotates a station, can carry the welding station with the fixed die who places the triangle, can improve production efficiency.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (3)
1. The utility model provides a steering wheel connecting piece welding frock which characterized in that: comprises a frame (1), a turntable (2), a fixed die (3), a supporting beam (4), a first hydraulic cylinder (5), a lifting frame (6), a turning frame (7) and a clamping die (8), a turntable (2) is arranged above the frame (1), a plurality of fixed moulds (3) for supporting the triangular piece (200) are distributed on the circumference of the turntable (2), a first hydraulic cylinder (5) is arranged on the supporting beam (4), a telescopic rod of the first hydraulic cylinder (5) is connected with a lifting frame (6), an installation rack (61) is arranged below the lifting rack (6), a roll-over stand (7) is rotatably arranged on the installation rack (61), one end of the roll-over stand (7) is provided with a roll-over driving device (70), and the bottom of the roll-over stand (7) is provided with a clamping mold (8) for fixing the cylindrical part (100); the clamping mold (8) comprises a fixing plate (81), an arc-shaped limiting plate (82), a clamping plate (83), a second mounting seat (84), a second elastic telescopic bracket (85) and a second central guide pillar (86), the fixing plate (81) is arranged on the roll-over stand (7), two arc-shaped limiting plates (82) which are symmetrically arranged are arranged below the fixing plate (81), a cylindrical clamping cavity (820) matched with the cylindrical part (100) is formed in an area enclosed by the inner parts of the two arc-shaped limiting plates (82), a second central guide post (86) is arranged at the center of the cylindrical body clamping cavity (820), a sliding groove (822) is arranged in the arc limiting plate (82), the clamping plate (83) is an arc plate, the inner side of the clamping plate (83) penetrates through the sliding groove (822) and extends into the cylindrical clamping cavity (820), the outer side of the clamping plate (83) is fixedly connected with a second mounting seat (84) through a plurality of second elastic telescopic supports (85); the fixed die (3) comprises a first mounting seat (31), a first elastic telescopic bracket (32), a triangular tray (33), a first central guide pillar (34), a limiting pillar (35) and a positioning stop frame (36), the first mounting seat (31) is internally provided with a first mounting cavity (30), the cross section shape of the first mounting cavity (30) is matched with the shape of a triangular tray (33), the triangle tray (33) is arranged in the first mounting cavity (30) through a plurality of first elastic telescopic brackets (32), a plurality of positioning blocking frames (36) are arranged on the inner wall of the first mounting cavity (30), the positioning blocking frame (36) is arranged below the triangular piece tray (33), a first central guide post (34) matched with a central hole of the triangular piece (200) is arranged at the center of the upper end surface of the triangular piece tray (33), three side walls of the triangular piece tray (33) are respectively provided with a limiting column (35); the inner side of the lower end of the arc-shaped limiting plate (82) is provided with a first guiding arc surface (821), the inner side of the lower end of the clamping plate (83) is provided with a second guiding arc surface (831), the bottom of the second central guide pillar (86) is hemispherical, and a plurality of rubber anti-skid rings (861) are arranged on the periphery of the second central guide pillar (86) at intervals along the axial direction of the second central guide pillar.
2. The welding tool for the steering wheel connecting piece, according to claim 1, is characterized in that: the top of the first central guide post (34) is a hemisphere, the upper end of the positioning baffle frame (36) is provided with a folded edge (361) extending to the axis of the first mounting cavity (30), and the folded edge (361) is arranged below the triangular piece tray (33).
3. The welding tool for the steering wheel connecting piece, according to claim 1, is characterized in that: upset drive arrangement (70) include install bin (71), drive rack (72), second hydraulic cylinder (73), gear (74), be equipped with guide rail (711) in install bin (71), drive rack (72) are through slide movable mounting on guide rail (711), the one end of install bin (71) is fixed with second hydraulic cylinder (73), the telescopic link of second hydraulic cylinder (73) links to each other with drive rack (72), the top of drive rack (72) is equipped with gear (74) rather than the transmission hookup, gear (74) link to each other through the one end of pivot with roll-over stand (7), and the other end rotatable of roll-over stand (7) is installed on mounting bracket (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911273390.9A CN110977259B (en) | 2019-12-12 | 2019-12-12 | Welding tool for steering wheel connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911273390.9A CN110977259B (en) | 2019-12-12 | 2019-12-12 | Welding tool for steering wheel connecting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110977259A CN110977259A (en) | 2020-04-10 |
| CN110977259B true CN110977259B (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911273390.9A Active CN110977259B (en) | 2019-12-12 | 2019-12-12 | Welding tool for steering wheel connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110977259B (en) |
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| CN202398976U (en) * | 2011-12-14 | 2012-08-29 | 浙江吉润汽车有限公司 | Flip fixture |
| CN203738308U (en) * | 2013-10-31 | 2014-07-30 | 长城汽车股份有限公司 | Overturning device and hydraulic overturning welding platform |
| CN204747872U (en) * | 2015-06-24 | 2015-11-11 | 苏州边桐传感科技有限公司 | Lift adjustment formula weld fixture apparatu |
| CN206105221U (en) * | 2016-07-14 | 2017-04-19 | 湖北三江航天红阳机电有限公司 | Triangle -shaped part welding frock |
| CN106826077A (en) * | 2015-12-04 | 2017-06-13 | 重庆银聪科技有限公司 | A kind of automobile frame fixture |
| CN107097028A (en) * | 2017-03-29 | 2017-08-29 | 合肥皓东精密工业有限公司 | A kind of steering wheel connector welding tooling |
| CN206898635U (en) * | 2017-06-23 | 2018-01-19 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper shell blast pipe automatic soldering device |
| CN108032010A (en) * | 2017-12-13 | 2018-05-15 | 浙江工业大学奉化智慧经济研究院 | A kind of Full-automatic welding equipment of compressor of air conditioner upper shell |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717309A (en) * | 2017-11-20 | 2018-02-23 | 佛山迅奥捷自动化科技有限公司 | A kind of welding of metal plates combine is with gripping mechanism |
| CN108257777B (en) * | 2018-01-18 | 2023-10-31 | 海盐爱建股份有限公司 | Punching machine device for processing ignition coil |
-
2019
- 2019-12-12 CN CN201911273390.9A patent/CN110977259B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202398976U (en) * | 2011-12-14 | 2012-08-29 | 浙江吉润汽车有限公司 | Flip fixture |
| CN203738308U (en) * | 2013-10-31 | 2014-07-30 | 长城汽车股份有限公司 | Overturning device and hydraulic overturning welding platform |
| CN204747872U (en) * | 2015-06-24 | 2015-11-11 | 苏州边桐传感科技有限公司 | Lift adjustment formula weld fixture apparatu |
| CN106826077A (en) * | 2015-12-04 | 2017-06-13 | 重庆银聪科技有限公司 | A kind of automobile frame fixture |
| CN206105221U (en) * | 2016-07-14 | 2017-04-19 | 湖北三江航天红阳机电有限公司 | Triangle -shaped part welding frock |
| CN107097028A (en) * | 2017-03-29 | 2017-08-29 | 合肥皓东精密工业有限公司 | A kind of steering wheel connector welding tooling |
| CN206898635U (en) * | 2017-06-23 | 2018-01-19 | 芜湖美奥机械科技有限公司 | A kind of compressor of air conditioner upper shell blast pipe automatic soldering device |
| CN108032010A (en) * | 2017-12-13 | 2018-05-15 | 浙江工业大学奉化智慧经济研究院 | A kind of Full-automatic welding equipment of compressor of air conditioner upper shell |
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| CN110977259A (en) | 2020-04-10 |
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