CN108942033B - Welding positioning platform for front gear upper bracket and A-column bracket - Google Patents
Welding positioning platform for front gear upper bracket and A-column bracket Download PDFInfo
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- CN108942033B CN108942033B CN201810763566.8A CN201810763566A CN108942033B CN 108942033 B CN108942033 B CN 108942033B CN 201810763566 A CN201810763566 A CN 201810763566A CN 108942033 B CN108942033 B CN 108942033B
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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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- 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
- B23K37/0461—Welding tables
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- Engineering & Computer Science (AREA)
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- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a welding and positioning platform for a front upper support and an A-pillar support, which comprises a main platform, a connecting platform, a main oil cylinder and two welding platforms, wherein the main platform is provided with a front upper support and a front lower support; the main platform is fixed with the ground, the connecting table is positioned between the two welding tables, the two welding tables are both connected with the connecting table, and the welding tables are provided with a plurality of quick clamps for positioning the upper bracket of the front gear and a plurality of quick clamps for positioning the bracket of the A column; the rapid clamp is arranged on the top surface of the welding platform, the welding platform is provided with a material ejecting cylinder which is arranged below the welding platform, the material ejecting cylinder comprises a cylinder body, an inner piston in sliding sealing fit with the inner wall of the cylinder body and a plurality of vertical piston rods, a material ejecting plate used for ejecting a workpiece is arranged above the welding platform, and the vertical piston rods are connected with the material ejecting plate. The invention has the beneficial effects that: the welding positioning of the upper bracket of the front gear and the bracket of the A column can be effectively carried out, the positioning operation is simple, convenient and quick, the workpiece can be automatically separated from the workpiece primarily after the welding is finished, and the problems of unsmooth blanking and the like can be avoided.
Description
Technical Field
The invention belongs to the technical field of vehicle machining, and particularly relates to a front bumper upper bracket and A-column bracket welding positioning platform.
Background
In the headstock frame, a front upper support and an A-pillar support are two important components which need to be connected through welding. Before welding, a plurality of clamps are needed for clamping and positioning, and after welding, blanking is needed (the clamps are loosened to separate the workpiece from the clamps, and finally the workpiece is taken away). It is known that during welding, especially during welding of a welding point near a clamp, the condition that solder flows to contact the clamp cannot be guaranteed, so that a workpiece is easily adhered to the clamp to a certain extent, and smooth blanking is affected.
Disclosure of Invention
The invention provides a welding and positioning platform for a front gear upper bracket and an A-column bracket, which can effectively perform welding and positioning of the front gear upper bracket and the A-column bracket, is simple, convenient and quick in positioning operation, can automatically realize primary separation of a workpiece after welding is completed, and can avoid the problems of unsmooth blanking and the like.
Preceding shelves upper bracket and A post support welding position platform includes
The welding device comprises a main platform, a connecting platform connected with the main platform in a sliding manner, a main oil cylinder used for driving the connecting platform and two symmetrically arranged welding platforms;
the main platform is fixed with the ground, the connecting table is positioned between the two welding tables, the two welding tables are both connected with the connecting table, and the welding tables are provided with a plurality of quick clamps for positioning the upper bracket of the front gear and a plurality of quick clamps for positioning the bracket of the A column;
on a welding station: the rapid clamp is arranged on the top surface of the welding platform, the welding platform is provided with a material ejecting cylinder which is arranged below the welding platform, the material ejecting cylinder comprises a cylinder body, an inner piston in sliding sealing fit with the inner wall of the cylinder body and a plurality of vertical piston rods, a material ejecting plate used for ejecting a workpiece is arranged above the welding platform, and the vertical piston rods are connected with the material ejecting plate. The quick clamp is the prior art in the anchor clamps field, and before the welding, the fender upper bracket is fixed through the quick clamp that corresponds with A post scaffold weldment before will. After the welding is finished, all the quick clamps are loosened, the ejection cylinder drives the ejection plate to ascend, and the workpiece can be ejected in an auxiliary mode, so that the workpiece can be smoothly separated from the clamp even if the workpiece is adhered to the clamp to a certain degree. The two welding platforms are used in turn, and when one welding platform is used for welding, the other welding platform can be used for feeding and discharging.
Preferably, the main platform is provided with a limiting platform in one-to-one correspondence with the welding platform, and the welding platform and the limiting platform are correspondingly arranged: the sliding direction of the inner piston is vertical, the inner piston divides the inside of the cylinder body into an air cavity and a cavity communicated with the atmosphere, the air cavity is located below the cavity, a transverse partition plate is arranged in the air cavity and divides the inside of the air cavity into a middle cavity and a lower cavity, the middle cavity and the lower cavity are sequentially arranged from top to bottom, a reset spring is arranged in the middle cavity, one end of the reset spring is connected with the transverse partition plate, the other end of the reset spring is connected with the inner piston, a lower piston matched with the wall of the lower cavity in a sliding and sealing manner is arranged in the lower cavity, the sliding direction of the lower piston is horizontal, the lower cavity is divided into an inner cavity and an outer cavity communicated with the atmosphere by the lower piston, the inner cavity is communicated with the middle cavity through a vent hole formed in the transverse partition plate, a transverse piston rod is arranged on the lower piston rod. The master cylinder can drive the connection platform and move, the backup plate can contact the limiting platform at a certain moment, the transverse piston rod contracts, and part of gas in the inner side cavity enters the middle cavity through the vent hole, so that the vertical piston rod and the ejector plate are driven to ascend, and the workpiece can be ejected to preliminarily separate from each quick clamp (the quick clamp needs to be loosened in advance).
Preferably, a sliding block is arranged on the transverse piston rod, the sliding block is fixed with the transverse piston rod and is in sliding connection with the main platform, and the sliding direction of the sliding block is parallel to that of the lower piston. The sliding block can support the transverse piston rod, so that the transverse piston rod is prevented from being subjected to overlarge downward force, and the guide and the sliding can be assisted.
Preferably, the ejector plate is horizontally arranged, the elastic layer is arranged at the top of the ejector plate, and the top surface of the elastic layer is horizontal. The elastic layer can avoid pressure loss of the workpiece and guarantee the product quality.
Preferably, on a welding station: the bottom of the welding platform is provided with a lower frame fixed with the cylinder body, the lower frame is provided with a fixed frame, and the fixed frame is fixed with the outer side wall of the cylinder body. The lower frame and the fixed frame are matched, so that the stability of the cylinder body can be enhanced, and the integral strength of the structure is guaranteed.
Preferably, the bottom of the cylinder body is provided with a pulley, and the main platform is provided with a slide rail matched with the pulley. Through the cooperation of pulley, slide rail, realize support and the supplementary slip to the cylinder body.
Preferably, the welding table is provided with a plurality of through holes penetrating through the welding table, and on one welding table: the through holes correspond to the vertical piston rods one to one, the vertical piston rods penetrate through the corresponding through holes, and gaps are reserved between the vertical piston rods and the corresponding through hole wall holes. The through holes are used for allowing the vertical piston rods to penetrate through, and a gap exists between the vertical piston rods and the through holes, so that friction can be avoided, relative energy consumption is reduced, and the service life is prolonged.
Preferably, the main platform is provided with two limiting seats for limiting the connecting platform, the connecting platform is positioned between the two limiting seats, and the two limiting seats are symmetrically arranged. The spacing seat can protect the liftout cylinder, avoids connecting the platform and removes excessively towards a direction.
The invention has the beneficial effects that: welding positioning of welding of the upper bracket of the front gear and the bracket of the A column can be effectively carried out, positioning operation is simple, convenient and quick, primary separation of a workpiece can be automatically realized after welding, and the problems of unsmooth blanking and the like can be avoided; the in-process of welding is carried out on the left welding bench, the welding bench on right side can begin the material loading clamping, after the welding is accomplished, loosen each quick-operation clamp on the left welding bench, the master cylinder drives two welding benches and slides left together, left backup plate is close to left spacing platform, this in-process, left backup plate can contact left spacing platform a certain time, left transverse piston pole shrink, the gaseous middle chamber that gets into through the vent hole of inboard intracavity part, thereby drive perpendicular piston pole, the kicking plate rises, thereby the top moves the work piece and tentatively breaks away from each quick-operation clamp. Then the welding can be started on the welding table on the right side, and the welding table on the left side can be subjected to blanking and cleaning, and then the workpiece is loaded and clamped again. After welding is finished, all the quick clamps on the welding table on the right side are released, the main oil cylinder drives the two welding tables to slide rightwards together, the backup plate on the right side is close to the limiting table on the right side, in the process, the backup plate on the right side can contact the limiting table on the right side at a certain moment, the transverse piston rod on the right side contracts, a part of gas in the inner cavity enters the middle cavity through the vent hole, so that the vertical piston rod and the ejector plate are driven to ascend, and a workpiece is ejected to be initially separated from all the quick clamps; the sliding block can support the transverse piston rod, so that the transverse piston rod is prevented from being subjected to overlarge downward force, and the guide and the sliding can be assisted; the elastic layer can prevent the workpiece from being damaged by pressure, and the product quality is guaranteed; the lower frame and the fixed frame are matched, so that the stability of the cylinder body can be enhanced, and the integral strength of the structure is guaranteed; the support and the auxiliary sliding of the cylinder body are realized through the matching of the pulleys and the sliding rails; the through hole is used for allowing the vertical piston rod to penetrate through, and a gap exists between the vertical piston rod and the through hole, so that friction can be avoided, relative energy consumption is reduced, and the service life is prolonged; the spacing seat can protect the liftout cylinder, avoids connecting the platform and removes excessively towards a direction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic diagram of a partial structure of the invention;
fig. 4 is an enlarged view at B in fig. 3.
In the figure: the device comprises a main platform 1, a limiting seat 12, a connecting table 2, a welding table 3, a lower frame 31, a fixing frame 32, a quick clamp 4, a material ejecting cylinder 5, a cavity 5a, a middle cavity 5b, an outer side cavity 5c, an inner side cavity 5d, a cylinder body 51, an inner piston 52, a vertical piston rod 53, a transverse partition plate 54, a vent hole 54a, a return spring 55, a lower piston 56, a transverse piston rod 57, a sliding block 571, a backup plate 58, a material ejecting plate 6 and an elastic layer 61.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in figures 1 to 4 of the drawings,
preceding shelves upper bracket and A post support welding position platform includes
The welding device comprises a main platform 1, a connecting platform 2 connected with the main platform in a sliding mode, a main oil cylinder used for driving the connecting platform and two symmetrically arranged welding platforms 3;
the main platform is fixed with the ground, the connecting table is positioned between the two welding tables, the two welding tables are both connected with the connecting table, and the welding tables are provided with a plurality of quick clamps 4 for positioning the upper bracket of the front gear and a plurality of quick clamps 4 for positioning the bracket of the A column;
on a welding station: the rapid clamp is arranged on the top surface of the welding platform, the welding platform is provided with a material ejecting cylinder 5 which is arranged below the welding platform, the material ejecting cylinder comprises a cylinder body 51, an inner piston 52 in sliding sealing fit with the inner wall of the cylinder body and a plurality of vertical piston rods 53, the welding platform is provided with a material ejecting plate 6 for ejecting a workpiece, and the vertical piston rods are connected with the material ejecting plate.
The quick clamp is the prior art in the anchor clamps field, and before the welding, the fender upper bracket is fixed through the quick clamp that corresponds with A post scaffold weldment before will. After the welding is finished, all the quick clamps are loosened, the ejection cylinder drives the ejection plate to ascend, and the workpiece can be ejected in an auxiliary mode, so that the workpiece can be smoothly separated from the clamp even if the workpiece is adhered to the clamp to a certain degree. The two welding platforms are used in turn, and when one welding platform is used for welding, the other welding platform can be used for feeding and discharging. The main oil cylinder can drive the two welding tables to slide together, so that the position is adjusted, and various operations are convenient to carry out.
The main platform is provided with a limiting platform 11 which is in one-to-one correspondence with the welding platform, and the welding platform and the limiting platform are correspondingly arranged: the sliding direction of the inner piston is vertical, the inner piston divides the inside of the cylinder body into an air cavity and a cavity 5a communicated with the atmosphere, the air cavity is arranged below the cavity, a transverse partition plate 54 is arranged in the air cavity and divides the inside of the air cavity into a middle cavity 5b and a lower cavity, the middle cavity and the lower cavity are sequentially arranged from top to bottom, a return spring 55 is arranged in the middle cavity, one end of the return spring is connected with the transverse partition plate, the other end of the return spring is connected with the inner piston, a lower piston 56 matched with the cavity wall of the lower cavity in a sliding and sealing manner is arranged in the lower cavity, the sliding direction of the lower piston is horizontal, the lower piston divides the lower cavity into an inner cavity 5d and an outer cavity 5c communicated with the atmosphere, the inner cavity is communicated with the middle cavity through a vent hole 54a arranged on the transverse partition plate, a transverse piston, the backup plate, the outer side cavity and the inner side cavity are sequentially arranged.
Taking the view angle of fig. 1 as an example, the left welding table is loaded, the front upper bracket and the a-pillar bracket are welded and fixed through corresponding quick clamps, and then welding is performed. In the process of welding on the left welding table, the right welding table can start to load and clamp. And after the welding is finished, loosening each quick clamp on the welding table on the left side. The master cylinder drives two welding stations and slides left together, and left backup plate is close to left spacing platform, and this in-process, left backup plate can contact left spacing platform at a certain moment, and left transverse piston pole shrink, and some gas gets into the lumen through the vent in the inboard intracavity to drive perpendicular piston rod, kicking plate and rise, thereby the top moves the work piece and tentatively breaks away from each active grab. Then the welding can be started on the welding table on the right side, and the welding table on the left side can be subjected to blanking and cleaning, and then the workpiece is loaded and clamped again. And after the welding is finished, loosening each quick clamp on the welding table on the right side. The master cylinder drives two welding stations and slides right together, and the backup plate on right side is close to the spacing platform on right side, and this in-process, the backup plate on right side can contact the spacing platform on right side at a certain moment, and the transverse piston pole on right side contracts, and some gas gets into the lumen through the vent in the inboard intracavity to drive perpendicular piston rod, kicking plate and rise, thereby the top is moved the work piece and is tentatively break away from each rapid gripping. In the process, except for the first feeding and clamping, the subsequent process forms a cycle, and in the actual production process, the cycle process can be continuously adopted until all workpieces are welded.
The transverse piston rod is provided with a sliding block 571, the sliding block is fixed with the transverse piston rod and is in sliding connection with the main platform, and the sliding direction of the sliding block is parallel to that of the lower piston. The sliding block can support the transverse piston rod, so that the transverse piston rod is prevented from being subjected to overlarge downward force, and the guide and the sliding can be assisted.
The ejector plate is horizontally arranged, an elastic layer 61 is arranged at the top of the ejector plate, and the top surface of the elastic layer is horizontal. The elastic layer can avoid pressure loss of the workpiece and guarantee the product quality.
On a welding station: the bottom of the welding platform is provided with a lower frame 31 fixed with the cylinder body, the lower frame is provided with a fixed frame 32, and the fixed frame is fixed with the outer side wall of the cylinder body. The lower frame and the fixed frame are matched, so that the stability of the cylinder body can be enhanced, and the integral strength of the structure is guaranteed.
The bottom of the cylinder body is provided with a pulley, and the main platform is provided with a slide rail matched with the pulley. Through the cooperation of pulley, slide rail, realize support and the supplementary slip to the cylinder body.
Weld and be equipped with a plurality of clearing holes that run through and weld the dress bench on one welds the dress bench: the through holes correspond to the vertical piston rods one to one, the vertical piston rods penetrate through the corresponding through holes, and gaps are reserved between the vertical piston rods and the corresponding through hole walls. The through holes are used for allowing the vertical piston rods to penetrate through, and a gap exists between the vertical piston rods and the through holes, so that friction can be avoided, relative energy consumption is reduced, and the service life is prolonged.
The main platform is provided with two limiting seats 12 for limiting the connecting platform, the connecting platform is positioned between the two limiting seats, and the two limiting seats are symmetrically arranged. The spacing seat can protect the liftout cylinder, avoids connecting the platform and removes excessively towards a direction.
Claims (6)
1. A front gear upper bracket and A-column bracket welding positioning platform is characterized by comprising
The welding device comprises a main platform, a connecting platform connected with the main platform in a sliding manner, a main oil cylinder used for driving the connecting platform and two symmetrically arranged welding platforms;
the main platform is fixed with the ground, the connecting table is positioned between the two welding tables, the two welding tables are both connected with the connecting table, and the welding tables are provided with a plurality of quick clamps for positioning the upper bracket of the front gear and a plurality of quick clamps for positioning the bracket of the A column;
on a welding station: the rapid clamp is arranged on the top surface of the welding table, the welding table is provided with a material ejecting cylinder which is arranged below the welding table, the material ejecting cylinder comprises a cylinder body, an inner piston which is in sliding sealing fit with the inner wall of the cylinder body and a plurality of vertical piston rods, a material ejecting plate for ejecting a workpiece is arranged above the welding table, and the vertical piston rods are connected with the material ejecting plate; the bottom of the cylinder body is provided with a pulley, and the main platform is provided with a slide rail matched with the pulley;
the main platform is provided with a limiting platform which is in one-to-one correspondence with the welding platform, and the welding platform and the limiting platform are correspondingly arranged: the sliding direction of the inner piston is vertical, the inner piston divides the inside of the cylinder body into an air cavity and a cavity communicated with the atmosphere, the air cavity is located below the cavity, a transverse partition plate is arranged in the air cavity and divides the inside of the air cavity into a middle cavity and a lower cavity, the middle cavity and the lower cavity are sequentially arranged from top to bottom, a reset spring is arranged in the middle cavity, one end of the reset spring is connected with the transverse partition plate, the other end of the reset spring is connected with the inner piston, a lower piston matched with the wall of the lower cavity in a sliding and sealing manner is arranged in the lower cavity, the sliding direction of the lower piston is horizontal, the lower cavity is divided into an inner cavity and an outer cavity communicated with the atmosphere by the lower piston, the inner cavity is communicated with the middle cavity through a vent hole formed in the transverse partition plate, a transverse piston rod is arranged on the lower piston rod.
2. The welding and positioning platform for the upper bracket of the front gear and the A-pillar bracket as claimed in claim 1, wherein the transverse piston rod is provided with a sliding block, the sliding block is fixed with the transverse piston rod and is connected with the main platform in a sliding manner, and the sliding direction of the sliding block is parallel to that of the lower piston.
3. The welding and positioning platform for the upper front bumper bracket and the A-pillar bracket as recited in claim 1, wherein the ejector plate is horizontally arranged, an elastic layer is arranged on the top of the ejector plate, and the top surface of the elastic layer is horizontal.
4. The welding and positioning platform for the upper bracket of the front gear and the A-pillar bracket as claimed in claim 1, 2 or 3, wherein on a welding station: the bottom of the welding platform is provided with a lower frame fixed with the cylinder body, the lower frame is provided with a fixed frame, and the fixed frame is fixed with the outer side wall of the cylinder body.
5. The welding and positioning platform for the upper bracket of the front bumper and the A-pillar bracket as claimed in claim 1, wherein the welding table is provided with a plurality of through holes penetrating through the welding table, and on one welding table: the through holes correspond to the vertical piston rods one to one, the vertical piston rods penetrate through the corresponding through holes, and gaps are reserved between the vertical piston rods and the corresponding through hole wall holes.
6. The front upper bracket and A-pillar bracket welding and positioning platform as claimed in claim 1, 2 or 3, wherein the main platform is provided with two limiting seats for limiting the connecting platform, the connecting platform is located between the two limiting seats, and the two limiting seats are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763566.8A CN108942033B (en) | 2018-07-12 | 2018-07-12 | Welding positioning platform for front gear upper bracket and A-column bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763566.8A CN108942033B (en) | 2018-07-12 | 2018-07-12 | Welding positioning platform for front gear upper bracket and A-column bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108942033A CN108942033A (en) | 2018-12-07 |
| CN108942033B true CN108942033B (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810763566.8A Active CN108942033B (en) | 2018-07-12 | 2018-07-12 | Welding positioning platform for front gear upper bracket and A-column bracket |
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| CN (1) | CN108942033B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112809272A (en) * | 2021-01-29 | 2021-05-18 | 江苏正越智能设备有限公司 | Fixed welding set of trachea |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2444422C1 (en) * | 2011-01-11 | 2012-03-10 | Государственное образовательное учреждение высшего профессионального образования "Тольяттинский государственный университет" | Backstrip for welding seam formation |
| CN103203573A (en) * | 2013-05-03 | 2013-07-17 | 无锡市中捷减震器有限公司 | Pneumatic ejecting mechanism of welding jig |
| CN203356876U (en) * | 2013-06-28 | 2013-12-25 | 盐城华光真永汽车部件有限公司 | Automatic taking-out mechanism for automotive doorframe welding |
| CN203509389U (en) * | 2013-09-16 | 2014-04-02 | 无锡德众超声技术有限公司 | Double-station welding bench |
| CN205021040U (en) * | 2015-08-15 | 2016-02-10 | 中山鑫辉精密技术股份有限公司 | Welding finished product ejection mechanism |
| CN208772810U (en) * | 2018-07-12 | 2019-04-23 | 嵊州市恒中机器有限公司 | Preceding shelves upper bracket and A column holder weld locating platform |
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2018
- 2018-07-12 CN CN201810763566.8A patent/CN108942033B/en active Active
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| CN108942033A (en) | 2018-12-07 |
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Effective date of registration: 20220225 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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