CN213163897U - Welding fixture for automatic welding robot - Google Patents
Welding fixture for automatic welding robot Download PDFInfo
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- CN213163897U CN213163897U CN202022065349.7U CN202022065349U CN213163897U CN 213163897 U CN213163897 U CN 213163897U CN 202022065349 U CN202022065349 U CN 202022065349U CN 213163897 U CN213163897 U CN 213163897U
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Abstract
The embodiment of the utility model provides a relate to welding equipment technical field, disclose a welding jig for automatic welding robot. The utility model comprises a bearing support plate which is a long plate, and the bearing support plate is provided with a positioning groove; clamping device, including the connecting rod, a driving motor is connected respectively at the both ends of connecting rod, and a extensible member is all connected to every driving motor, and a holder is all connected to every extensible member, and two extensible members all configure to be driven by driving motor and move towards the direction that is close to each other or keeps away from each other, and two holders all configure to be driven by driving motor and at the rotation in the plane of perpendicular to connecting rod. The embodiment of the utility model provides a welding jig for automatic welding robot can solve when automatic welding robot welds the both sides of treating the welding workpiece, because treat that the surface of welding workpiece both sides is sheltered from by welding jig to it is lower to appear welding efficiency, the relatively poor problem of welding precision.
Description
Technical Field
The embodiment of the utility model provides a welding jig for automatic welding robot relates to welding equipment technical field, in particular to.
Background
With the development of industrial technology, automatic welding robots are gradually and generally used in workpiece welding, and workpieces to be welded are clamped and fixed by a welding fixture through the cooperation of the automatic welding robots and the welding fixture, and then the workpieces to be welded are welded by the automatic welding robots. When the welding fixture clamps and fixes the workpiece to be welded, two clamping arms of the welding fixture are usually clamped on two sides of the workpiece to be welded so as to clamp and fix the workpiece to be welded. When the both sides of treating the weldment when automatic welding robot need weld, thereby can be because be located treat the both sides of weldment sheltering from of weldment both sides can't realize treating the both sides of weldment and carry out smooth welding, need automatic welding robot to carry out many times and lift up and fall down in the both sides surface of treating the weldment, and fix a position again after falling down at every turn, just can accomplish the welding, thereby cause welding efficiency to be lower, the welding precision is relatively poor, in addition when the position of welding centre gripping arm centre gripping, need lift the centre gripping arm off, the efficiency is lower, the operation steps are comparatively loaded down with trivial details.
The inventor finds that the following problems exist in the practical operation: when the automatic welding robot welds the two sides of the workpiece to be welded, the surfaces of the two sides of the workpiece to be welded are shielded by the welding fixture, so that the welding efficiency is low, and the welding accuracy is poor.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a welding jig for automatic welding robot for can solve when automatic welding robot welds the both sides of treating the welding workpiece, because treat the surface of welding workpiece both sides and sheltered from by welding jig, thereby it is lower to appear welding efficiency, the relatively poor problem of welding precision.
In order to solve the technical problem, an embodiment of the present invention provides a welding fixture for an automatic welding robot, including a bearing support plate, wherein the bearing support plate is a long plate, the length of the long side of the bearing support plate is greater than the length of the wide side, the bearing support plate is provided with a positioning groove, the positioning groove extends horizontally and is perpendicular to the long side of the bearing support plate, and the positioning groove is a through groove in the direction perpendicular to the long side of the bearing support plate; the clamping device comprises a connecting rod, the connecting rod penetrates through the positioning groove, two ends of the connecting rod are respectively connected with a driving motor, each driving motor is connected with an extensible member, each extensible member is connected with a clamping member, the two extensible members are both driven by the driving motors and move towards directions close to or far away from each other, and the two clamping members are both driven by the driving motors and rotate in a plane perpendicular to the connecting rod; wherein the two clamping pieces are used for clamping the workpieces to be welded.
In addition, the constant head tank is a plurality of, and a plurality of constant head tank parallel sets up side by side, and clamping device is a plurality of, is equipped with a clamping device in every constant head tank. Through set up a plurality of constant head tanks on the bearing plate for can install a plurality of clamping device and treat welding workpiece and carry out the centre gripping on the bearing plate, improve the fixed effect of holistic centre gripping of welding jig.
In addition, a lifting platform is arranged in the positioning groove and is connected with the connecting rod so as to drive the connecting rod to perform lifting motion perpendicular to the surface of the bearing supporting plate, which is provided with the positioning groove. Through set up the elevating platform in the constant head tank for the elevating platform drives the connecting rod and rises after the welding finishes, and in order to treat that the work piece jack-up of welding breaks away from welding jig, the work piece of treating welding is treated in convenient to detach.
In addition, still include roll-over table and rotatory clamping jaw, the one end of rotatory clamping jaw is connected with roll-over table is rotatable, other end centre gripping is fixed in the bearing plate to it is rotatory to drive the bearing plate. Through setting up roll-over table and rotatory clamping jaw, through the fixed bearing plate of rotatory clamping jaw centre gripping to drive the relative roll-over table of bearing plate and overturn, the welding robot of being convenient for carries out diversified welding process to treating the weldment.
In addition, both ends of the overturning platform are respectively provided with a vertical plate, the vertical plates are perpendicular to the surface of the overturning platform facing the bearing support plate, the number of the rotating clamping jaws is two, and each rotating clamping jaw is respectively fixed with one vertical plate. Set up the riser respectively through the both ends at the roll-over table, be fixed in the riser with rotatory clamping jaw on for the both ends of bearing plate all have rotatory clamping jaw centre gripping and drive the upset, stability when improving the bearing plate upset.
In addition, the rotary clamping jaw is provided with a first mounting hole, the two ends of the bearing support plate are provided with second mounting holes, the rotary clamping jaw and the bearing support plate are fixedly connected through a bolt and a nut, and the bolt penetrates through the first mounting hole and the second mounting hole. The first mounting hole is formed in the rotary clamping jaw, the second mounting hole is formed in the bearing support plate, and the rotary clamping jaw and the bearing support plate are fixedly connected through the bolt penetrating through the first mounting hole and the second mounting hole.
In addition, the extensible member includes first flexible post and the flexible post of second, first flexible post and connecting rod fixed connection, the one end and the first flexible post telescopically of the flexible post of second are connected, the other end and holder are connected. Including the flexible post of first flexible post and second through setting up the extensible member for the flexible post of second drives the holder and connects and carry out concertina movement for first flexible post, so that the holder is kept away from or is close to the connecting rod, and the automatic weld robot of being convenient for welds the both sides surface of treating the welding workpiece.
In addition, the one end that first flexible post is close to the flexible post of second is equipped with a plurality of spacing posts, and the holder is close to the surface of the flexible post of second and is equipped with spacing hole, and a plurality of spacing posts form annular array setting for the junction of holder and the flexible post of second to make holder for a spacing post and spacing hole cooperation when the connecting rod is rotatory. The end of the first telescopic column close to the second telescopic column is provided with the limiting column, and the surface of the clamping piece close to the second telescopic column is provided with a plurality of limiting holes, so that after the clamping piece rotates relative to the connecting rod, the clamping piece is limited and fixed by the matching of the limiting hole and the limiting column at a corresponding position.
In addition, a hydraulic device is arranged between the first telescopic column and the second telescopic column and pushes the second telescopic column to be telescopic relative to the first telescopic column. Through being equipped with hydraulic means between first flexible post and the flexible post of second for the concertina movement between first flexible post and the flexible post of second is more nimble.
In addition, the length of the clamping piece is within 15 mm to 20 mm. Through setting up the length of holder within 15 millimeters to 20 millimeters for the holder is for the connecting rod rotatory back, for treating the both sides surface of welding workpiece and reserving the position, and the automatic weld robot of being convenient for welds.
The utility model discloses embodiment is for prior art, through setting up the constant head tank on the bearing plate, set up the connecting rod in the constant head tank, set up the holder at the connecting rod both ends, it is flexible and rotatory for the connecting rod to make the holder simultaneously, when welding is being treated to welding workpiece both sides at automatic welding robot, when needs weld near the surface of holder, it is rotatory through control holder, make to treat that the welding area is vacated, be convenient for automatic welding robot is treating welding workpiece surface and carries out continuous welding, need not frequently lift up down and fix a position repeatedly in order to avoid welding jig, welding efficiency is improved, welding precision is improved. When the area of treating welding workpiece and holder contact welds simultaneously, stretch out through control holder and keep away from the connecting rod to rotatory for the connecting rod, in order to treat that the area of welding workpiece and holder contact exposes, the automatic weld robot of being convenient for welds, makes and need not stop welding and dismantle welding jig alright directly treat welding workpiece and weld, has improved welding efficiency.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a schematic structural view of a welding jig for an automatic welding robot according to a first embodiment of the present invention;
fig. 2 is a schematic side view of a welding jig for an automatic welding robot according to a first embodiment of the present invention;
fig. 3 is a partially enlarged schematic view of a welding jig for an automatic welding robot according to a first embodiment of the present invention;
fig. 4 is a schematic structural view of a welding jig for an automatic welding robot according to a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a welding jig for an automatic welding robot according to a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not constitute any limitation to the specific implementation manner of the present invention, and the embodiments may be mutually incorporated and referred to without contradiction.
With the development of industrial technology, automatic welding robots are gradually and generally used in workpiece welding, and workpieces to be welded are clamped and fixed by a welding fixture through the cooperation of the automatic welding robots and the welding fixture, and then the workpieces to be welded are welded by the automatic welding robots. When the welding fixture clamps and fixes the workpiece to be welded, two clamping arms of the welding fixture are usually clamped on two sides of the workpiece to be welded so as to clamp and fix the workpiece to be welded. When the both sides of treating the weldment when automatic welding robot need weld, thereby can be because be located treat the both sides of weldment sheltering from of weldment both sides can't realize treating the both sides of weldment and carry out smooth welding, need automatic welding robot to carry out many times and lift up and fall down in the both sides surface of treating the weldment, and fix a position again after falling down at every turn, just can accomplish the welding, thereby cause welding efficiency to be lower, the welding precision is relatively poor, in addition when the position of welding centre gripping arm centre gripping, need lift the centre gripping arm off, the efficiency is lower, the operation steps are comparatively loaded down with trivial details.
The inventor finds that the following problems exist in the practical operation: when the automatic welding robot welds the two sides of the workpiece to be welded, the surfaces of the two sides of the workpiece to be welded are shielded by the welding fixture, so that the welding efficiency is low, and the welding accuracy is poor.
The first embodiment of the present invention relates to a welding jig for an automatic welding robot, as shown in fig. 1, which includes a carrier plate 100 and a holding device 200. Bearing plate 100 is the long board, and the length on bearing plate 100's long limit is greater than the length on broadside, and bearing plate 100 is equipped with constant head tank 110, and constant head tank 110 horizontal extension and perpendicular to bearing plate 100's long limit setting, constant head tank 110 are logical groove in the direction on perpendicular to bearing plate 100 long limit. The clamping device 200 includes a connecting rod 210, the connecting rod 210 is disposed through the positioning slot 110, two ends of the connecting rod 210 are respectively connected to a driving motor, each driving motor is connected to a telescopic member 230, each telescopic member 230 is connected to a clamping member 220, the two telescopic members 230 are configured to be driven by the driving motors and move towards directions close to or away from each other, and the two clamping members 220 are configured to be driven by the driving motors and rotate in a plane perpendicular to the connecting rod 210. Wherein two clamping members 220 are used to clamp the work piece to be welded.
In the welding process, a workpiece to be welded is placed on the bearing supporting plate 100, the positioning groove 110 is formed in the surface, contacting the bearing supporting plate 100 and the workpiece to be welded, of the bearing supporting plate 100, the bearing supporting plate 100 is a rectangular supporting plate, the length of the bearing supporting plate 100 is larger than that of the workpiece to be welded, the connecting rod 210 is arranged in the positioning groove 110, the surface, close to the workpiece to be welded, of the connecting rod 210 is flush with the surface of the bearing supporting plate 100, and therefore good supporting force is provided for the workpiece to be welded. After the workpiece to be welded is placed on the bearing plate 100, the bearing plate 100 and the connecting rod 210 jointly provide a supporting force for the bottom surface of the workpiece to be welded. The two clamping members 220 are respectively clamped on the surfaces of the two sides of the workpiece to be welded, and the telescopic member 230 drives the clamping members 220 to contract towards the surfaces of the two sides of the workpiece to be welded, so that the clamping and fixing effects are better.
After the automatic welding robot welds one side of holder 220, when needing to cross holder 220 and weld at the opposite side of holder 220, holder 220 rotates for connecting rod 210 to vacate the welding position, the automatic welding robot of being convenient for welds the surface of treating the welding workpiece both sides. Further, can drive holder 220 by extensible member 230 and to treat the direction on welding workpiece both sides surface to keeping away from and extend, rotate for connecting rod 210 again to drive holder 220 and keep away from and treat welding workpiece both sides surface, the surface of welding workpiece both sides is treated to the automatic welding robot of being convenient for welds.
In this embodiment, through set up constant head tank 110 on bearing plate 100, set up connecting rod 210 in constant head tank 110, set up holder 220 at connecting rod 210 both ends, make holder 220 flexible and rotatory for connecting rod 210 simultaneously, when welding is being treated to welding workpiece both sides at automatic welding robot, when needs weld near holder 220 surface, it is rotatory through control holder 220, make and treat that the welding area is vacated, be convenient for automatic welding robot is treating welding workpiece surface and carry out continuous welding, need not frequently lift up down and fix a position repeatedly in order to avoid welding jig, welding efficiency is improved, the welding precision has been improved. When the area that treats welding workpiece and holder 220 contact is welded simultaneously as needs, stretch out through control holder 220 and keep away from connecting rod 210 to it is rotatory for connecting rod 210, in order to treat that the area of welding workpiece and holder 220 contact exposes, the automatic weld robot of being convenient for welds, makes and need not stop welding and dismantle welding jig alright directly treat welding workpiece and weld, has improved welding efficiency.
Furthermore, the number of the positioning grooves 110 is plural, the plurality of positioning grooves 110 are arranged in parallel, the number of the holding devices 200 is plural, and one holding device 200 is arranged in each positioning groove 110. Through setting up a plurality of constant head tanks 110 on bearing plate 100 for can install a plurality of clamping device 200 and treat welding workpiece and carry out the centre gripping on bearing plate 100, improve the holistic fixed effect of centre gripping of welding jig.
Further, as shown in fig. 2, a lifting platform 111 is disposed in the positioning groove 110, and the lifting platform 111 is connected to the connecting rod 210 to drive the connecting rod 210 to perform a lifting motion perpendicular to the surface of the supporting board 100 where the positioning groove 110 is disposed. Through set up elevating platform 111 in constant head tank 110 for elevating platform 111 drives connecting rod 210 and rises after the welding finishes, and with will treat that the work piece jack-up breaks away from welding jig, the work piece of treating welding of convenient to detach.
Further, the welding jig for the automatic welding robot in this embodiment further includes the flipping table 300 and the rotating clamping jaw 400, one end of the rotating clamping jaw 400 is rotatably connected with the flipping table 300, and the other end of the rotating clamping jaw is clamped and fixed on the bearing plate 100 to drive the bearing plate 100 to rotate. Through setting up roll-over table 300 and rotating clamping jaw 400, through the fixed bearing plate 100 of rotating clamping jaw 400 centre gripping to drive bearing plate 100 and overturn relative roll-over table 300, the welding robot of being convenient for carries out diversified welding process to treating the welding workpiece.
Furthermore, two vertical plates 310 are respectively arranged at two ends of the overturning platform 300, the vertical plates 310 are perpendicular to the surface of the overturning platform 300 facing the bearing pallet 100, two rotating clamping jaws 400 are provided, and each rotating clamping jaw 400 is respectively fixed with one vertical plate 310. Through setting up riser 310 respectively at the both ends of roll-over stand 300, be fixed in on riser 310 with rotatory clamping jaw 400 for the both ends of bearing plate 100 all have rotatory clamping jaw 400 centre gripping and drive the upset, stability when improving bearing plate 100 upset.
Further, as shown in fig. 3, the rotating clamping jaw 400 is provided with a first mounting hole 410, the two ends of the bearing plate 100 are provided with a second mounting hole 120, the rotating clamping jaw 400 and the bearing plate 100 are fixedly connected through a bolt and a nut, and the bolt passes through the first mounting hole 410 and the second mounting hole 120. The first mounting holes 410 are formed in the rotating clamping jaw 400, and the second mounting holes 120 are formed in the bearing plate 100, so that the rotating clamping jaw 400 and the bearing plate 100 can be fixedly connected through bolts penetrating through the first mounting holes 410 and the second mounting holes 120.
Further, the telescopic member 230 includes a first telescopic post 231 and a second telescopic post 232, the first telescopic post 231 is fixedly connected with the connecting rod 210, one end of the second telescopic post 232 is telescopically connected with the first telescopic post 231, and the other end is connected with the clamping member 220. Including first flexible post 231 and the flexible post 232 of second through setting up extensible member 230 for the flexible post 232 of second drives holder 220 and connects and carry out concertina movement for first flexible post 231, so that holder 220 keeps away from or is close to connecting rod 210, and the automatic weld robot of being convenient for welds the both sides surface of waiting to weld the work piece.
Further, a hydraulic device 233 is arranged between the first telescopic column 231 and the second telescopic column 232, and the hydraulic device 233 pushes the second telescopic column 232 to extend and retract relative to the first telescopic column 231. By providing the hydraulic device 233 between the first telescopic column 231 and the second telescopic column 232, the telescopic movement between the first telescopic column 231 and the second telescopic column 232 is more flexible.
Further, the length of the clamping member 220 is within 15 mm to 20 mm. By setting the length of the clamping member 220 within 15 mm to 20 mm, after the clamping member 220 rotates relative to the connecting rod 210, positions are reserved for the two side surfaces of the workpiece to be welded, so that the automatic welding robot can weld conveniently.
The utility model discloses a second embodiment relates to a welding jig for automatic welding robot. The second embodiment is substantially the same as the first embodiment, and mainly differs therefrom in that: as shown in fig. 4 to 5, a plurality of position-limiting posts 234 are disposed at one end of the first telescopic post 231 close to the second telescopic post 232, a position-limiting hole 235 is disposed at a surface of the clamping member 220 close to the second telescopic post 232, and the position-limiting posts 234 are disposed in an annular array relative to a connection portion of the clamping member 220 and the second telescopic post 232, so that the position-limiting posts are engaged with the position-limiting holes 235 when the clamping member 220 rotates relative to the connecting rod 210.
In this embodiment, the first telescopic column 231 is provided with the limiting column 234 at the end close to the second telescopic column 232, and the clamping member 220 is provided with the limiting hole 235 on the surface close to the second telescopic column 232, so that after the clamping member 220 rotates relative to the connecting rod 210, the clamping member 220 is limited and fixed by the matching of the limiting hole 235 and the limiting column 234 at a corresponding position.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (10)
1. A welding jig for an automatic welding robot, comprising:
the bearing support plate is a long plate, the length of the long edge of the bearing support plate is greater than that of the wide edge, the bearing support plate is provided with a positioning groove, the positioning groove extends horizontally and is perpendicular to the long edge of the bearing support plate, and the positioning groove is a through groove in the direction perpendicular to the long edge of the bearing support plate;
the clamping device comprises a connecting rod, the connecting rod penetrates through the positioning groove, two ends of the connecting rod are respectively connected with a driving motor, each driving motor is connected with an extensible member, each extensible member is connected with a clamping member, the two extensible members are both driven by the driving motors and move towards directions close to or far away from each other, and the two clamping members are both driven by the driving motors and rotate in a plane perpendicular to the connecting rod;
the two clamping pieces are used for clamping workpieces to be welded.
2. The welding jig for an automatic welding robot as set forth in claim 1, wherein said positioning groove is plural, a plurality of said positioning grooves are arranged in parallel and side by side, and said holding means is plural, one said holding means being provided in each said positioning groove.
3. The welding jig for automatic welding robots of claim 2, wherein a lifting platform is provided in the positioning groove, and the lifting platform is connected to the connecting rod to drive the connecting rod to perform lifting motion perpendicular to the surface of the bearing pallet provided with the positioning groove.
4. The welding fixture for automatic welding robots of claim 3, further comprising a flipping table and a rotating clamping jaw, wherein one end of the rotating clamping jaw is rotatably connected with the flipping table, and the other end of the rotating clamping jaw is clamped and fixed on the bearing plate to drive the bearing plate to rotate.
5. The welding fixture for automatic welding robots of claim 4, wherein two risers are respectively disposed at two ends of the overturning platform, the risers are perpendicular to the surface of the overturning platform facing the bearing plate, and two rotating clamping jaws are provided, each rotating clamping jaw being respectively fixed to one of the risers.
6. The welding fixture for automatic welding robots as claimed in claim 5, wherein the rotating clamping jaw is provided with a first mounting hole, the two ends of the bearing plate are provided with a second mounting hole, the rotating clamping jaw and the bearing plate are fixedly connected through a bolt and a nut, and the bolt passes through the first mounting hole and the second mounting hole.
7. The welding jig for an automatic welding robot of claim 6, wherein the telescopic member comprises a first telescopic column and a second telescopic column, the first telescopic column is fixedly connected with the connecting rod, one end of the second telescopic column is telescopically connected with the first telescopic column, and the other end of the second telescopic column is connected with the clamping member.
8. The welding jig of claim 7, wherein the first telescopic column has a plurality of position-limiting columns at one end thereof adjacent to the second telescopic column, the clamping member has a position-limiting hole at a surface thereof adjacent to the second telescopic column, and the plurality of position-limiting columns are arranged in an annular array relative to a junction between the clamping member and the second telescopic column, such that one of the position-limiting columns is engaged with the position-limiting hole when the clamping member rotates relative to the connecting rod.
9. The welding jig for an automatic welding robot as set forth in claim 8, wherein a hydraulic device is provided between the first telescopic column and the second telescopic column, and the hydraulic device pushes the second telescopic column to be telescopic with respect to the first telescopic column.
10. The welding jig for an automatic welding robot according to claim 9, wherein the length of the clamping member is within 15 mm to 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022065349.7U CN213163897U (en) | 2020-09-18 | 2020-09-18 | Welding fixture for automatic welding robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022065349.7U CN213163897U (en) | 2020-09-18 | 2020-09-18 | Welding fixture for automatic welding robot |
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| Publication Number | Publication Date |
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| CN213163897U true CN213163897U (en) | 2021-05-11 |
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| CN202022065349.7U Active CN213163897U (en) | 2020-09-18 | 2020-09-18 | Welding fixture for automatic welding robot |
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