CN108971844B - Double-station welded plate spring support welding support - Google Patents
Double-station welded plate spring support welding support Download PDFInfo
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- CN108971844B CN108971844B CN201810791826.2A CN201810791826A CN108971844B CN 108971844 B CN108971844 B CN 108971844B CN 201810791826 A CN201810791826 A CN 201810791826A CN 108971844 B CN108971844 B CN 108971844B
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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 discloses a double-station welded plate spring support welding support which comprises a working frame, a plate spring support and two coplanar working flat plates, wherein a rotating shaft is arranged between the two working flat plates and can be rotationally fixed on the working frame, the plate spring support comprises two parallel cross rods and three connecting blocks for connecting the cross rods, a limiting block for limiting the plate spring support and a pressing block capable of pressing the plate spring support are arranged on the working flat plates, a welding opening corresponding to the welding position of the plate spring support is formed in one side of the working flat plates, which is far away from the plate spring support, and a wind exchanging device capable of exchanging wind at the upper side face and the lower side face of the working flat plates is. The invention has the advantages that the upper side and the lower side of the plate spring support can be welded in one step by rotating the working flat plate, so that the positioning error caused by repeated positioning during the welding of the plate spring support is reduced, and the welding efficiency and the welding precision of the plate spring support are improved; the cooling of the upper welding working surface and the preheating of the lower surface to be welded are finished through the air exchange device, and the welding quality is improved.
Description
Technical Field
The invention relates to the technical field of welding tools, in particular to a double-station welded plate spring support welding support.
Background
In vehicle production, the frame of the vehicle body is generally fixed by welding, and due to the fact that the frame of the vehicle body has many irregular places, repeated installation and positioning are needed frequently during welding. The leaf spring is generally used for wheel vehicle suspensions, and is a plate spring formed by stacking and combining not less than 1 piece of spring steel, and when the leaf spring is installed in an automobile suspension and a vertical load is a positive direction, each leaf spring is stressed and deformed and tends to be bent upwards. At this point, the axle and frame are brought closer together. When the axle and the frame are far away from each other, the positive vertical load and deformation borne by the leaf spring are gradually reduced and sometimes even reversed. The leaf spring plays the shock attenuation and provides damped effect, and leaf spring support is used for installing the leaf spring, and leaf spring support includes two parallel horizontal poles and the three connecting block of connecting the horizontal pole, need bear great load, and leaf spring support's horizontal pole and connecting block adopt two-sided welded mode to take shape, welds the another side again after having welded the one side, and positioning error appears easily, influences leaf spring support's structural performance.
The utility model discloses a utility model entitled "welding tool for plate spring seat of axle of steel plate suspension axle", which is published as 2018, 5, 29, the publication number is 207414676U in Chinese patent literature, and the application discloses a welding tool for plate spring seat of axle of steel plate suspension axle, which comprises an operation table with a straight working face, and further comprises two positioning seats arranged on the same side of the working face, wherein each positioning seat comprises a base, a positioning face and a supporting seat for connecting the positioning face and the base, a center block is arranged in the center of the positioning face, the distance between the two center blocks is a welding distance L, one positioning seat is movably arranged on the positioning face, the welding distance L is changed by adjusting the position of the positioning seat on the working face, the welding tool is characterized in that the plate spring seat needs to be repeatedly positioned and welded after a workpiece is cooled after one side is welded, the installation and positioning processes are complex, collision defects easily occur, the welding quality is poor, the welding of a group of supports of plate springs can only be completed in each welding, and the welding efficiency is low.
Therefore, it is necessary to design a plate spring bracket welding bracket with double-station welding.
Disclosure of Invention
The invention provides a double-station welded plate spring support welding support, aiming at overcoming the defects that the conventional plate spring support needs repeated positioning during welding and the welding efficiency of double-side welding is low, so that the double-side positioning welding can be completed after the plate spring support is fixed and positioned once, the simultaneous welding of two welding supports can be completed, and the welding efficiency is improved.
In order to achieve the above object, the present invention adopts the following technical solutions.
The utility model provides a duplex position welded leaf spring support welding stent, including the work frame, leaf spring support and two coplane work are dull and stereotyped, be equipped with the axis of rotation between two work flat boards, the rotatable fixing of axis of rotation is on the work frame, leaf spring support includes two parallel horizontal poles and the three connecting block of connecting the horizontal pole, be equipped with the stopper of restriction leaf spring support and the compact heap that can compress tightly leaf spring support on the work flat board, one side that leaf spring support was kept away from to the work flat board is equipped with the welded joint that corresponds leaf spring support welding department, the work flat board is equipped with the ventilation device that can accomplish work flat board upper and lower both.
The upper side and the lower side of the plate spring support can be welded in one step by rotating the working flat plate, so that the positioning error caused by repeated positioning during welding of the plate spring support is reduced, and the welding efficiency and the welding precision of the plate spring support are improved; the cooling of the upper welding working surface and the preheating of the lower surface to be welded are completed through the air exchange device, so that the welding defects in a low-temperature environment are reduced, and the welding quality is improved.
Preferably, the air exchanging device comprises an air inlet cover and an air outlet cover which are respectively positioned on the upper side surface and the lower side surface of the workbench, and an air exchanging pipe for connecting the air inlet cover and the air outlet cover, the air exchanging pipe is U-shaped, and an air exchanging air pump is arranged in the air exchanging pipe.
Preferably, a positioning block is arranged at one end, corresponding to the plate spring support, of the working flat plate and is fixed at one side, provided with the plate spring support, of the working platform.
Preferably, a compression screw rod in threaded connection with the workbench is arranged in the compression block, and a compression sleeve for abutting against the compression block is sleeved outside the compression screw rod.
Preferably, the lower side of the working frame is provided with a threaded stand foot with adjustable height.
Preferably, the two working flat plates are arranged in a central symmetry mode relative to the rotating shaft, and the plate spring support is matched with the limiting blocks and the pressing blocks on the two working flat plates and arranged in a central symmetry mode relative to the rotating shaft.
Preferably, a rotating wheel disc is arranged on the rotating shaft at one end of the working flat plate.
Preferably, one end of the rotating shaft is provided with a positioning turntable, an even number of positioning holes uniformly distributed around the axis of the rotating shaft are arranged in the positioning turntable, and the working frame is provided with positioning pins corresponding to the positioning holes.
The invention has the advantages that:
1. the two working flat plates can simultaneously complete the welding of the plate spring bracket, so that the welding efficiency is improved;
2. the two working planes are arranged in a central symmetry manner, and the welding operation of each station always welds the same surface of the plate spring support, so that the welding efficiency of operators is improved, and the application of an industrial robot is facilitated;
3. the rotation axis is rotated after the welding action of leaf spring support one side is accomplished, and the dull and stereotyped ring shape upset of work is favorable to cleaing away the impurity that mix with in dull and stereotyped and the leaf spring support of work, improves cooling rate and welding quality.
Drawings
Fig. 1 is a schematic structural diagram of the invention.
Fig. 2 is a schematic structural view of the working flat plate corresponding to the ventilation device.
Fig. 3 is a schematic view of the structure of the leaf spring support in the present invention.
Fig. 4 is a schematic structural view of the work frame of the present invention.
In the figure: working frame 1 inclined rod 11 thread vertical foot 12 plane frame 2 horizontal rod 21 connecting block 22 working plate 3 limiting block 31 pressing block 32 pressing screw 33 pressing sleeve 331 rotating shaft 4 air changing device 5 air inlet cover 51 air outlet cover 52 air changing pipe 53 air changing pump 54 rotating wheel disc 6 positioning disc 7 positioning pin 71.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
The welding fixture comprises a working frame 1, a plate spring support 2 and two coplanar working flat plates 3, the working frame 1 comprises four inclined rods 11 positioned at the lower side of the working flat plate 3, the four inclined rods 11 form two parallel support planes, the inclined rods 11 in a single support plane form an isosceles trapezoid structure, the inner sides of the upper and lower ends of the inclined rods 11 are connected through rod pieces, a threaded vertical leg 12 is arranged at the lower side of the working frame 1, the threaded vertical leg 12 is positioned at the lower end of the inclined rod 11, the height of the working frame 1 can be adjusted through the threaded vertical leg 12, the working frame 1 can correspond to an uneven working ground, a plane frame 13 is arranged at the upper side of the working frame 1, the plane frame 13 comprises a rectangular frame formed by connecting four head-to-tail ends, the working flat plate 3 is symmetrically arranged in the plane frame 13, a rotating shaft 4 is arranged between the two working flat plates 3, the rotating shaft 4 is positioned at the middle position of the flat frame 13 clamped by the two working flat plates 3, the rotating shaft frames 3, the rotating shaft 4 is rotatably fixed on the rotating shaft support 13, the rotating shaft, the rotating table 2, the rotating table 3, the rotating table 2 is provided with a rotating table 2, the rotating table 3, the rotating table 3 rotating table 7 rotating table 4 rotating table is provided with a rotating table 4 rotating table 7 rotating table 4 rotating table, the rotating table 7 rotating table, the rotating table 4 rotating table 7 rotating table 4 rotating table, the rotating table 7 rotating table, the rotating table 7 rotating table 2 rotating table 7 rotating table 7 rotating table 2 rotating table, the rotating table 7 rotating table, the rotating table 2 rotating table rotating.
Claims (7)
1. A double-station welded plate spring support welding support is characterized by comprising a working frame, a plate spring support and two coplanar working flat plates, wherein a rotating shaft is arranged between the two working flat plates and can be rotationally fixed on the working frame; the air exchange device comprises an air inlet cover, an air outlet cover and an air exchange pipe, wherein the air inlet cover and the air outlet cover are respectively positioned on the upper side surface and the lower side surface of the workbench, the air exchange pipe is connected with the air inlet cover and the air outlet cover, the air exchange pipe is U-shaped, and an air exchange air pump is arranged in the air exchange pipe; the ventilation air pump of the ventilation device is opened, the upward plate spring support of the two working flat plates is welded simultaneously, the ventilation air pump transfers hot air in the welding process of the upper side to the working flat plate without welding the lower side, preheating of the lower side of the working flat plate is completed, the ventilation air pump is stopped after the welding is completed, the plane frame is rotated by 180 degrees, and double-side welding of the plate spring support is completed.
2. The double-station welded plate spring support welding bracket according to claim 1, wherein a positioning block is arranged at one end of the working flat plate corresponding to the plate spring support, and the positioning block is fixed at one side of the working flat plate, which is provided with the plate spring support.
3. The double-station welded plate spring bracket welding bracket as claimed in claim 1, wherein a compression screw rod in threaded connection with the workbench is arranged in the compression block, and a compression sleeve for abutting against the compression block is sleeved outside the compression screw rod.
4. The double-station welded plate spring bracket welding bracket as recited in claim 1, wherein the lower side of the work frame is provided with a height-adjustable threaded footing.
5. The double-station welded plate spring bracket welding bracket according to claim 1, wherein the two working flat plates are arranged in a central symmetry manner with respect to the rotating shaft, and the plate spring bracket is arranged in a central symmetry manner with respect to the rotating shaft in cooperation with the limiting blocks and the pressing blocks on the two working flat plates.
6. The double-station welded plate spring bracket welding bracket according to claim 1 or 5, characterized in that a rotating wheel disc is arranged on a rotating shaft at one end of the working flat plate.
7. The double-station welded plate spring bracket welding bracket according to claim 1 or 5, characterized in that one end of the rotating shaft is provided with a positioning turntable, an even number of positioning holes are formed in the positioning turntable and are evenly distributed around the axis of the rotating shaft, and the working frame is provided with positioning pins corresponding to the positioning holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810791826.2A CN108971844B (en) | 2018-07-18 | 2018-07-18 | Double-station welded plate spring support welding support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810791826.2A CN108971844B (en) | 2018-07-18 | 2018-07-18 | Double-station welded plate spring support welding support |
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| Publication Number | Publication Date |
|---|---|
| CN108971844A CN108971844A (en) | 2018-12-11 |
| CN108971844B true CN108971844B (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810791826.2A Active CN108971844B (en) | 2018-07-18 | 2018-07-18 | Double-station welded plate spring support welding support |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111730278A (en) * | 2020-06-18 | 2020-10-02 | 上海金标文化创意股份有限公司 | Auxiliary welding tool fixture |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010240698A (en) * | 2009-04-07 | 2010-10-28 | Toshiba Plant Systems & Services Corp | Cooling water circulation device for welding |
| CN202571625U (en) * | 2011-12-02 | 2012-12-05 | 昆山万盛电子有限公司 | Hot air circulation system of point welding machine |
| CN204565525U (en) * | 2015-04-30 | 2015-08-19 | 唐山轨道客车有限责任公司 | Toilet waste collector suspention hook assembly welding frock |
| CN106624480A (en) * | 2016-11-28 | 2017-05-10 | 韦孺聪 | Novel weld preheating device |
| CN206643551U (en) * | 2017-04-20 | 2017-11-17 | 吉林省冠中汽车零部件有限公司 | A kind of automobile exhaust system support two-sided welding fixture |
| CN107470843A (en) * | 2017-10-24 | 2017-12-15 | 深圳诺基业科技有限公司 | A kind of reverse welding positioner of three axles double |
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2018
- 2018-07-18 CN CN201810791826.2A patent/CN108971844B/en active Active
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| CN108971844A (en) | 2018-12-11 |
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Effective date of registration: 20220223 Address after: 313102 No. 168, LAOHUDONG village, Lijiaxiang Town, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Hengyuan Machinery Co.,Ltd. Address before: No. 368, Punan Avenue, Shengzhou Economic Development Zone, Shaoxing City, Zhejiang Province Patentee before: SHENGZHOU HENGZHONG MACHINERY Co.,Ltd. |
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