CN109719441B - Welding positioning tool for air conditioner fixing beam - Google Patents
Welding positioning tool for air conditioner fixing beam Download PDFInfo
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- CN109719441B CN109719441B CN201711024896.7A CN201711024896A CN109719441B CN 109719441 B CN109719441 B CN 109719441B CN 201711024896 A CN201711024896 A CN 201711024896A CN 109719441 B CN109719441 B CN 109719441B
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Abstract
The invention provides a welding positioning tool for an air conditioner fixed beam, which aims to solve the problem of poor welding quality caused by the fact that a simple tool does not have a positioning and clamping function in the prior art. The welding positioning tool for the air conditioner fixed beam comprises a base, wherein two supporting seats are arranged on the base along a first direction at intervals, a placing position used for placing a section bar and a channel steel according to a set angle is arranged on each supporting seat, a section bar positioning and pressing mechanism and a channel steel positioning and pressing mechanism are further arranged on each supporting seat, the section bar positioning and pressing mechanism comprises two side section bar pressing blocks which are located on two sides of the placing position and can move relatively to press the section bar along a second direction, the channel steel positioning and pressing mechanism comprises two side section bar pressing blocks which are located on two sides of the placing position and can move relatively to press the channel steel along the first direction, and the second direction is perpendicular to the first direction.
Description
Technical Field
The invention relates to a welding and positioning tool for an air conditioner fixing beam.
Background
The large roof framework of the passenger car is provided with 4 to 6 symmetrically arranged air-conditioning fixing beams which are generally symmetrically used in pairs. The air conditioner fixed beam is structurally shown in fig. 1 and 2, and comprises a transverse section bar 1 and longitudinal U-shaped channel steel 2 welded and fixed on the side face of the section bar, wherein the number of the U-shaped channel steel 2 is two, and the U-shaped channel steel is arranged at intervals along the transverse direction. The length range of the section bar is 150-1200mm, the distance change range between the two U-shaped channel steel is 200-1140mm, and the distance change range of one U-shaped channel steel from the corresponding section bar end is 30-600 mm. In the prior art, a machining method of an air conditioner fixed beam is carried out in a flow line mode. Firstly, a worker at a first station places a section and U-shaped channel steel on an operation platform, after the section and the U-shaped channel steel are manually measured and measured, after the section and the U-shaped channel steel are manually fixed, the section and the U-shaped channel steel of an air conditioner fixing beam are fixed in a spot welding mode through carbon dioxide gas shielded welding, a workpiece after the spot welding is fixed flows to a second station, the workpiece is firmly welded by the worker at the second station, and then the workpiece flows to a polishing and shape correcting station.
The simple tool formed by the operation platform in the prior art does not have a positioning and clamping function, so that after welding, a workpiece is deformed greatly and needs to be corrected, the welding quality of manual welding is unstable, and the welding with poor quality needs to be polished again. The existing welding processing method needs more operators, the working efficiency of manual spot welding fixing is lower, and the labor intensity of workers is higher. Meanwhile, a large number of simple tools are required due to the wide variety of air conditioner fixing beams.
Disclosure of Invention
The invention aims to provide a welding positioning tool for an air conditioner fixing beam, and the welding positioning tool is used for solving the problem of poor welding quality caused by the fact that a simple tool does not have a positioning clamping function in the prior art.
In order to achieve the purpose, the technical scheme of the welding and positioning tool for the air conditioner fixing beam is as follows: the utility model provides an air conditioner is welding position frock for fixed beam, includes the base, has two supporting seats along first direction interval arrangement on the base, is equipped with the position of placing that is used for placing section bar and channel-section steel according to the angle of settlement on the supporting seat, still is equipped with section bar location hold-down mechanism and channel-section steel location hold-down mechanism on the supporting seat, but section bar location hold-down mechanism is including being located the both sides section bar compact heap of placing position both sides and relative motion in order to compress tightly the section bar along second direction location, but channel-section steel location hold-down mechanism is including being located place both sides and relative motion in order to follow the both sides channel-section steel compact heap that first direction location compressed tightly the channel-section steel, the first direction of second direction perpendicular to.
Furthermore, one of the two side profile pressing blocks close to the channel steel positioning mechanism is a fixed profile pressing block fixedly arranged on the supporting seat, the number of the fixed profile pressing blocks is two, the two fixed profile pressing blocks are arranged at intervals along the first direction, and a channel for enabling the corresponding end part of the channel steel to stretch into and then to be in abutting contact with the side face of the profile is formed between the two fixed profile pressing blocks.
Furthermore, the fixed section pressing block and the channel steel pressing block are both provided with abdicating inclined planes for the welding gun to extend into the connecting position of the section and the channel steel.
Furthermore, the welding positioning tool further comprises an end positioning piece fixedly arranged at one end of the base along the first direction, and the end positioning piece is provided with a positioning surface used for being in stop fit with the end of the corresponding end of the section.
Furthermore, one of the two side profile pressing blocks, which is close to the channel steel positioning mechanism, is a fixed profile pressing block fixedly arranged on the supporting seat, and the end positioning piece and the fixed profile pressing block are arranged in a staggered manner along the second direction.
Further, the welding position frock still includes the section bar cylinder that sets firmly the section bar compact heap on the output, still includes the channel-section steel cylinder that sets firmly the channel-section steel compact heap on the output, is equipped with the recess that the gas pipeline that supplies section bar cylinder and channel-section steel cylinder buries underground including on the supporting seat.
Furthermore, the welding positioning tool comprises two section positioning and pressing mechanisms, and the two section positioning and pressing mechanisms are respectively arranged on two sides of the channel steel positioning and pressing mechanism.
Furthermore, the welding positioning tool further comprises two driving mechanisms which are used for driving the corresponding supporting seats to move along the first direction and are arranged on the base.
Furthermore, the driving mechanism is a screw nut mechanism, and the screw nut mechanism comprises a screw rotatably arranged on the base and a nut sleeved outside the screw and fixedly arranged on the corresponding supporting seat.
Furthermore, a circumferential protective enclosing plate positioned outside the screw nut mechanism is arranged on the supporting seat.
The invention has the beneficial effects that: the base of the welding and positioning tool for the air conditioner fixed beam is provided with the two supporting seats at intervals along the first direction, when the welding and positioning tool is used, a section and channel steel are placed in the placing position, the two supporting seats are respectively provided with the section positioning and pressing mechanism and the channel steel positioning and pressing mechanism, the section is pressed by the section pressing blocks on the two sides of the section positioning and pressing mechanism along the second direction, and the channel steel can be pressed by the channel steel pressing blocks on the two sides of the channel steel positioning and pressing mechanism along the first direction. According to the invention, the sectional material and the channel steel can be positioned and fixed on the supporting seat through the sectional material positioning and pressing mechanism and the channel steel positioning and pressing mechanism, the positioning is accurate, the automatic welding machine can be used for welding after the positioning, the welding quality can be improved even if manual welding is adopted, the subsequent polishing process is reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic view of a prior art air conditioner fixed beam;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a perspective view of an embodiment of a welding and positioning tool for an air conditioner fixed beam according to the present invention;
FIG. 4 is a front view of FIG. 3;
FIG. 5 is a top view of FIG. 3;
FIG. 6 is a right side view of FIG. 3;
FIG. 7 is a schematic view of the first positioning stage of FIG. 3;
FIG. 8 is a schematic view of the second positioning slide of FIG. 3;
FIG. 9 is a schematic view of an embodiment of a welding and positioning tool for an air conditioner fixed beam according to the present invention with a protection plate removed;
FIG. 10 is a schematic view of a lead screw and nut mechanism in an embodiment of a welding and positioning tool for an air conditioner fixed beam according to the invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 10, the welding and positioning tool for the air conditioner fixing beam comprises an underframe 3, wherein a frame 4 is fixedly installed on the underframe 3, and two guide rails 31 extending in the left-right direction are arranged on the frame 4 at intervals along the front-back direction. Meanwhile, an upper protection plate 6, two side protection plates 39 and a tail protection plate 40 are further mounted on the frame, and the upper protection plate 6, the two side protection plates 39 and the tail protection plate 40 form a circumferential protection enclosing plate. A first positioning slide table 7 and a second positioning slide table 8 are provided on the guide rail 31 so as to be guided and moved in the left-right direction.
The first positioning slide table 7 is driven by the first driving mechanism to stay at a set position on the guide rail 31, and the second positioning slide table 8 is driven by the second driving mechanism to stay at a set position on the guide rail. The first driving mechanism and the second driving mechanism are identical in structure and are arranged at intervals in the front-back direction. The first driving mechanism and the second driving mechanism are both screw nut mechanisms, the first driving mechanism comprises a first servo motor 12, and an output shaft of the first servo motor 12 is connected with a first ball screw 26 through a first coupler 24. A first ball screw support 25 and a second ball screw support 27 are provided at intervals in the left-right direction on the frame 4, and a first ball screw 26 is rotatably supported by both the ball screw supports. A first nut 36 is arranged at the bottom of the first positioning sliding table 7 through a first mounting seat 35, and the first ball screw 26 is inserted into the first nut 36. During the use, first servo motor 12 drives first ball and rotates at first nut internal rotation, and then drives first location slip table and removes, makes first location slip table stop on corresponding position. In this embodiment, when welding processing a certain specific length's air conditioner fixed beam, transfer the parameter of setting on the control computer, make first servo motor drive first location slip table stop on specific position, realized the accurate positioning of first location slip table.
The second driving mechanism includes a second servo motor 13, and an output shaft of the second servo motor 13 is connected to a second ball screw 30 through a second coupling 28. A third ball screw support base 29 and a fourth ball screw support base 32 are provided at intervals in the left-right direction on the frame 4, and the second ball screw 30 is rotatably supported by the two ball screw support bases. A second nut 33 is arranged at the bottom of the second positioning sliding table 8 through a second mounting seat 34, and the second ball screw 30 is inserted into the second nut 33. During the use, second servo motor drives the rotation of second ball screw at the second nut internal rotation, and then drives second location slip table and removes, makes second location slip table stop on corresponding position. In this embodiment, when welding processing a certain specific length's air conditioner fixed beam, transfer the parameter of setting on the control computer, make second servo motor drive second location slip table stop on specific position, realized the accurate positioning of second location slip table.
In this embodiment, the first positioning sliding table and the second positioning sliding table have the same structure, and the second positioning sliding table is taken as an example for explanation. Among the prior art, the fixed roof beam of air conditioner often can use in pairs, for improving welding process's efficiency, guarantees the uniformity of the fixed roof beam structure of air conditioner who uses in pairs simultaneously. Two section bar positioning and pressing mechanisms with the same structure are arranged on the second positioning sliding table 8. The two profile positioning and pressing mechanisms are arranged at intervals along the front-back direction, each profile positioning and pressing mechanism comprises two profile pressing blocks 18 and two profile positioning blocks which are arranged at intervals along the front-back direction, the number of the profile positioning blocks is two, the two profile positioning blocks are respectively a first profile positioning block 16 and a second profile positioning block 17, and the profile positioning blocks of the two profile positioning and pressing mechanisms are fixedly arranged on the inner sides of the second positioning sliding tables 8 along the front-back direction. The profile pressing blocks of the two profile positioning pressing mechanisms are arranged on the outer sides of the second positioning sliding tables along the front-back direction. A positioning clamping position for positioning and clamping the section is formed between the section positioning block and the section pressing block 18, in the embodiment, the section pressing block 18 is fixedly installed on a section cylinder 19, and the section cylinder 19 extends out and retracts in the front-back direction and drives the section pressing block to move back and forth, so that the section is positioned, clamped and loosened.
In this embodiment, the quantity of section bar locating piece is two and along left right direction interval arrangement, has formed between two section bar locating pieces that the one end that supplies U-shaped channel-section steel 2 stretches into and with the passageway of section bar side butt welding, through stretch into the one end of U-shaped channel-section steel in this passageway can realize with the butt welding of section bar, simultaneously, the part that corresponds with U-shaped channel-section steel in the section bar is pressed from both sides tightly by section bar location hold-down mechanism, is difficult to appear the drunkenness during the welding.
And a channel steel positioning and pressing mechanism is further arranged on the second positioning sliding table and is arranged between the two section positioning and pressing mechanisms. Channel-section steel location hold-down mechanism includes along left and right direction interval arrangement's channel-section steel locating piece 20 and channel-section steel compact heap 21, and channel-section steel locating piece 20 fixed mounting is on second location slip table 8, and channel-section steel compact heap 21 can be along controlling the direction removal on second location slip table, and both have formed the work position that compresses tightly that is used for compressing tightly the channel-section steel. Channel-section steel location hold-down mechanism is still including fixing the channel-section steel cylinder 22 on the second location slip table, and wherein, channel-section steel compact heap 21 is fixed on the output of channel-section steel cylinder 22, can drive channel-section steel compact heap 21 orientation and the direction removal that deviates from channel-section steel locating piece 20 place through stretching out and retracting of channel-section steel cylinder 22. When the channel steel cylinder 22 extends out, the channel steel pressing block 21 and the channel steel positioning block 20 can be driven to press the channel steel together. In this embodiment, a first inclined plane 37 is formed on the section positioning block, a second inclined plane 38 is formed on the channel steel positioning block and the channel steel pressing block, and the two inclined planes can allow a welding gun to extend into the intersection of the section 1 and the U-shaped channel steel 2, so that welding is facilitated. The first and second inclined surfaces 37 and 38 constitute a relief inclined surface.
In this embodiment, the first positioning sliding table 7 and the second positioning sliding table 8 both include a substrate, and the substrate is provided with the profile positioning and pressing mechanism and the channel steel positioning and pressing mechanism. The base plate is provided with a groove, the groove is used for burying an air inlet pipeline and an air outlet pipeline of the section bar air cylinder and the channel steel air cylinder, and a protective cover plate covers the groove to protect the pipelines. The pipeline of the first positioning sliding table 7 and the welding machine ground wire are led to the first positioning sliding table 7 from the bottom frame through the first drag chain 5, and the pipeline of the second positioning sliding table 8 and the welding machine ground wire are led to the second positioning sliding table 8 from the bottom frame through the second drag chain 9. A triplet 15 is provided on the chassis 3 to supply gas to all cylinders.
The right end of the left and right directions of the frame is further provided with a positioning support mounting plate 14, a first positioning support 11 and a second positioning support 10 are fixedly mounted on the positioning support mounting plate 14, the end faces of the first positioning support 11 and the second positioning support 10 are used for positioning the end head of the section bar 1, and the position of the end head is guaranteed to be relatively fixed. As can be seen from the figure, the first positioning support 11 and the second positioning support 10 are arranged with the respective corresponding profile positioning blocks in a staggered manner in the front-rear direction.
The using process of the invention is as follows: before a certain air conditioner fixed beam is produced, the parameters of the pre-produced air conditioner fixed beam are firstly transferred on a control computer, and a positioning button is pressed, so that the first positioning sliding table 7 and the second positioning sliding table 8 are automatically positioned to the correct positions under the driving of a servo. A worker puts two sectional materials 1, the ends of the two sectional materials 1 are enabled to lean against a first positioning support 11 and a second positioning support 10 respectively, then a step button is pressed, sectional material positioning and pressing mechanisms on a first positioning sliding table 7 and a second positioning sliding table 8 clamp the sectional materials 1, then 4U-shaped channel steel 2 are put, then the step button is pressed again, the channel steel positioning and pressing mechanisms clamp the channel steel, then a start button is pressed, and the robot starts to weld. After the welding is finished, a worker presses a 'release' button, all cylinders are opened, and then the workpiece is taken out.
The welding positioning tool disclosed by the invention realizes automatic and intelligent welding processing, the section and the channel steel are accurately positioned through the section positioning and pressing mechanism and the channel steel positioning and pressing mechanism, the requirements of welding the section at different channel steel welding positions and different lengths are met through the movement of the first positioning sliding table and the second positioning sliding table, and compared with the welding processing through a simple tool in the prior art, the welding quality and the welding efficiency are improved.
In this embodiment, the left-right direction is the first direction, and the front-back direction is the second direction. The positioning sliding table forms a supporting seat, the section positioning blocks form fixed section pressing blocks, the channel steel positioning blocks form fixed channel steel pressing blocks, the movable section pressing blocks and the fixed section pressing blocks form two side section pressing blocks together, and the movable channel steel pressing blocks and the fixed channel steel pressing blocks form two side channel steel pressing blocks together. In other embodiments, the two side profile pressing blocks and the two side channel steel pressing blocks can be movably assembled on the supporting seat.
In this embodiment, the first positioning support and the second positioning support form an end positioning element, and the corresponding end surfaces form positioning surfaces.
In this embodiment, the chassis constitutes a base. In this embodiment, the position that can supply section bar and channel-section steel to place on the supporting seat is promptly for placing the position.
In this embodiment, the screw-nut mechanism constitutes the driving mechanism, and in other embodiments, the driving mechanism may be other mechanisms, such as a hydraulic cylinder mechanism or a pneumatic cylinder mechanism.
Claims (3)
1. The utility model provides an air conditioner is welding position frock for fixed beam which characterized in that: comprises a base, two supporting seats are arranged on the base at intervals along a first direction, a guide rail extending along the first direction is arranged on the base, the two supporting seats are assembled on the guide rail in a guiding and moving way, a placing position for placing a section bar and a channel steel according to a set angle is arranged on each supporting seat, a section bar positioning and pressing mechanism and a channel steel positioning and pressing mechanism are also arranged on each supporting seat, the section bar positioning and pressing mechanism comprises two side section bar pressing blocks which are positioned at two sides of the placing position and can move relatively to position and press the section bar along a second direction, the channel steel positioning and pressing mechanism comprises two side channel steel pressing blocks which are positioned at two sides of the placing position and can move relatively to position and press the channel steel along the first direction, one of the channel steel pressing blocks on the two sides is a channel steel positioning block which is fixedly arranged on the second positioning sliding table, and the channel steel pressing blocks can move on the second positioning sliding table in a left-right direction in a guiding mode; the second direction is perpendicular to the first direction, one of the two side profile pressing blocks, which is close to the channel steel positioning mechanism, is a fixed profile pressing block fixedly arranged on the supporting seat, the number of the fixed profile pressing blocks is two, the fixed profile pressing blocks are arranged at intervals along the first direction, a channel for enabling the corresponding end part of the channel steel to stretch into and then to be in abutting contact with the side face of the profile is formed between the two fixed profile pressing blocks, and abdicating inclined planes for enabling a welding gun to stretch into the joint of the profile and the channel steel are arranged on the fixed profile pressing blocks and the channel steel pressing blocks;
each support seat comprises two section positioning and pressing mechanisms respectively, and the two section positioning and pressing mechanisms are respectively arranged on two sides of the corresponding channel steel positioning and pressing mechanism in the second direction;
the welding positioning tool further comprises two driving mechanisms for driving the corresponding supporting seats to move along the first direction; the welding positioning tool further comprises an end positioning piece fixedly arranged at one end of the base along the first direction, the end positioning piece is provided with a positioning surface used for being in stop fit with the end of the corresponding end of the profile, and the end positioning piece and the fixed profile pressing block are arranged in a staggered mode along the second direction; the welding positioning tool further comprises a section cylinder with a section pressing block fixedly arranged on the output end, and a channel steel cylinder with a channel steel pressing block fixedly arranged on the output end, wherein a groove for embedding the gas pipeline of the section cylinder and the channel steel cylinder is formed in the supporting seat.
2. The welding and positioning tool for the air conditioner fixing beam as claimed in claim 1, wherein: the driving mechanism is a screw nut mechanism which comprises a screw rotatably arranged on the base and a nut sleeved outside the screw and fixedly arranged on the corresponding supporting seat.
3. The welding and positioning tool for the air conditioner fixing beam as claimed in claim 2, wherein: the supporting seat is provided with a circumferential protective coaming which is positioned outside the screw nut mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711024896.7A CN109719441B (en) | 2017-10-27 | 2017-10-27 | Welding positioning tool for air conditioner fixing beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711024896.7A CN109719441B (en) | 2017-10-27 | 2017-10-27 | Welding positioning tool for air conditioner fixing beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109719441A CN109719441A (en) | 2019-05-07 |
| CN109719441B true CN109719441B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711024896.7A Active CN109719441B (en) | 2017-10-27 | 2017-10-27 | Welding positioning tool for air conditioner fixing beam |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043936A (en) * | 2014-07-01 | 2014-09-17 | 中国农业大学 | Flexible robot welding tool for chassis frame of maize harvesting machine |
| CN104384799A (en) * | 2014-11-12 | 2015-03-04 | 哈尔滨汽轮机厂有限责任公司 | Positioning fastening device for welding intermediate pressure control valve operating pedestal bracket of steam turbine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202763376U (en) * | 2012-09-20 | 2013-03-06 | 重庆延锋江森汽车部件系统有限公司 | Welding fixture of left air conditioner support assembly left horizontal pipe and right horizontal pipe |
| KR101773644B1 (en) * | 2013-10-30 | 2017-08-31 | 주식회사 엘지화학 | Jig for adjusting horizontality and method for adjusting horizontality using the same |
| CN104191148A (en) * | 2014-09-15 | 2014-12-10 | 崔锋 | Clamping operation workbench for door frame combination welding and mounting |
| CN104308418B (en) * | 2014-09-30 | 2016-01-20 | 广西大学 | Air conditioner motor support butt welding clamp |
| CN205571799U (en) * | 2016-03-22 | 2016-09-14 | 杭州康特尔电梯部件有限公司 | Elevator is put beams in place and is welded frock |
-
2017
- 2017-10-27 CN CN201711024896.7A patent/CN109719441B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043936A (en) * | 2014-07-01 | 2014-09-17 | 中国农业大学 | Flexible robot welding tool for chassis frame of maize harvesting machine |
| CN104384799A (en) * | 2014-11-12 | 2015-03-04 | 哈尔滨汽轮机厂有限责任公司 | Positioning fastening device for welding intermediate pressure control valve operating pedestal bracket of steam turbine |
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| CN109719441A (en) | 2019-05-07 |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Applicant after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
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