CN112658545A - Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding - Google Patents
Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding Download PDFInfo
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- CN112658545A CN112658545A CN202011544386.4A CN202011544386A CN112658545A CN 112658545 A CN112658545 A CN 112658545A CN 202011544386 A CN202011544386 A CN 202011544386A CN 112658545 A CN112658545 A CN 112658545A
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- 238000003466 welding Methods 0.000 title claims abstract description 37
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 18
- 230000000694 effects Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The invention discloses a multidirectional synchronous positioning mechanism for tubular workpieces for robot welding, which comprises a processing table, a motor, pipe fittings and an adjusting rod, wherein a movable table is embedded in the upper end surface of the processing table, the top of the motor is rotatably connected with a motor shaft, a connecting plate is fixed at the top of the motor shaft, a movable groove is formed in the upper end surface of the connecting plate, a clamping block is movably mounted at the other end of the guiding rod, an air bag is adhered to the inner side of the clamping block, a connecting cavity is formed in the clamping block, an air outlet hole is reserved in the side surface of the clamping block, the pipe fittings are clamped on the inner side of the clamping block, a pointer is arranged at the edge of the movable table, and a worm wheel is sleeved on the outer side of the. This multi-direction synchronous positioning mechanism of tubulose work piece for welding of robot can realize pressing from both sides tightly the pipe fitting automatically to can avoid appearing the phenomenon of skew when welding after pressing from both sides tightly, same positioning mechanism can realize the synchronous centre gripping of a plurality of pipe fittings simultaneously, and then has promoted machining efficiency.
Description
Technical Field
The invention relates to the technical field of robot welding, in particular to a multidirectional synchronous positioning mechanism for a tubular workpiece for robot welding.
Background
Along with the continuous promotion of welding technique, the robot welding has slowly replaced traditional manual welding, for traditional welding technique, the robot welding is more accurate to welding efficiency is higher, need use positioning mechanism to realize pressing from both sides tightly the work piece in welding process, the work piece shape of processing according to the difference of processing demand is also different, wherein also need fix a position to the welding of tubulose work piece, however current tubulose work piece positioning mechanism still has following shortcoming in the in-service use:
traditional positioning mechanism mostly needs to pass through manual regulation, just can realize pressing from both sides tightly to the pipe fitting, because the dynamics of manual regulation is limited, consequently can't guarantee the stability to the pipe fitting centre gripping, cause the phenomenon of pipe fitting offset among the welding process easily to traditional welding frock can only realize the welding operation of single pipe fitting mostly, consequently need frequently to change pipe fitting efficiency lower, to above-mentioned problem, the urgent need carries out the innovative design on original tubular workpiece positioning mechanism's basis.
Disclosure of Invention
The invention aims to provide a multidirectional synchronous positioning mechanism for a tubular workpiece for robot welding, and aims to solve the problems that the traditional positioning mechanism mostly needs manual adjustment to clamp a pipe fitting, the clamping stability of the pipe fitting cannot be guaranteed due to limited manual adjustment force, and the pipe fitting position deviation in the welding process is easily caused, and the traditional welding tool mostly only can realize the welding operation of a single pipe fitting, so that the pipe fitting needs to be frequently replaced, and the efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-direction synchronous positioning mechanism for tubular workpieces for robot welding comprises a processing table, a motor, a pipe fitting and an adjusting rod, wherein a movable table is embedded in the upper end face of the processing table, the motor is mounted on the lower end face of the movable table through a bolt, the top of the motor is rotatably connected with a motor shaft, a connecting plate is fixed to the top of the motor shaft, a movable groove is formed in the upper end face of the connecting plate, the interior of the movable groove is connected with one end of a guide rod, a clamping block is movably mounted at the other end of the guide rod, a fixing block is fixed to the bottom of the clamping block, a limiting groove is formed in the movable table on the outer side of the fixing block, an air bag is pasted on the inner side of the clamping block, a connecting cavity is formed in the interior of the clamping block, an air outlet is reserved in the side face of the clamping block, the pipe fitting is clamped on the inner side of the clamping block, a marking needle is arranged at, the outside cover of activity platform is equipped with the worm wheel, and the avris of worm wheel is provided with the worm to the end department of worm is fixed with the regulation pole.
Preferably, the movable table, the processing table and the connecting plate form a rotating structure, and the movable table is of a circular ring-shaped structure.
Preferably, the guide rod and the clamping block are distributed on the movable table at equal angles, and the guide rod is of a V-shaped structure.
Preferably, the hinge joint of the guide rod and the movable groove form a sliding structure, the movable groove is of an arc structure, and the other end of the guide rod and the clamping block form a rotating structure.
Preferably, the clamping blocks form a sliding structure through the fixing blocks and the limiting grooves, the moving directions of the 2 clamping blocks are opposite, and the inner sides of the clamping blocks are arranged in a concave mode.
Preferably, the air bag is arranged in a protruding mode, the air bag is communicated with the air outlet holes through the connecting cavity, and the air outlet holes are distributed on the clamping block at equal intervals.
Compared with the prior art, the invention has the beneficial effects that: the multi-direction synchronous positioning mechanism for the tubular workpiece for welding of the robot can automatically clamp the pipe fittings, can avoid the phenomenon of deviation during welding after clamping, and can realize synchronous clamping of a plurality of pipe fittings by the same positioning mechanism, thereby improving the machining efficiency;
1. when the motor drives the connecting plate to rotate, the guide rod can be driven to slide in the connecting plate through the guide of the movable groove, when the position of the guide rod in the movable groove is changed, the unfolding angle of the guide rod can be changed, and then the 2 clamping blocks are driven to move relatively to clamp the pipe fitting, and when the motor stops driving, the clamping after clamping can be ensured, and a plurality of pipe fittings in different directions can be simultaneously clamped;
2. accessible extrusion gasbag lets its inside gas pass through the connection chamber and discharges from the exhaust vent when pressing from both sides tight pipe fitting, and wind-force blows to the dust that can blow the adhesion to the pipe fitting surface, prevents that the dust of adhesion from dropping on the processing bench and influencing the welded going on, and through the rotation of worm after the pipe fitting is fixed, can drive the welding operation of worm wheel and the rotatory realization different position pipe fittings of movable table.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic view of the guide rod of the present invention after rotating;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic view of a front view of a clamping block according to the present invention;
FIG. 5 is a schematic cross-sectional view taken at A in FIG. 3 according to the present invention.
In the figure: 1. a processing table; 2. a movable table; 3. an electric motor; 4. a motor shaft; 5. a connecting plate; 6. a movable groove; 7. a guide rod; 8. a clamping block; 9. a fixed block; 10. a limiting groove; 11. an air bag; 12. a connecting cavity; 13. an air outlet; 14. a pipe fitting; 15. marking pins; 16. an angle line; 17. a worm gear; 18. a worm; 19. and adjusting the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a multi-direction synchronous positioning mechanism for tubular workpieces for robot welding comprises a processing table 1, a movable table 2, a motor 3, a motor shaft 4, a connecting plate 5, a movable groove 6, a guide rod 7, a clamping block 8, a fixed block 9, a limiting groove 10, an air bag 11, a connecting cavity 12, an air outlet 13, a pipe fitting 14, a pointer 15, an angle line 16, a worm wheel 17, a worm 18 and an adjusting rod 19, wherein the movable table 2 is embedded in the upper end face of the processing table 1, the motor 3 is installed on the lower end face of the movable table 2 through a bolt, the motor shaft 4 is rotatably connected to the top of the motor 3, the connecting plate 5 is fixed to the top of the motor shaft 4, the movable groove 6 is formed in the upper end face of the connecting plate 5, the inner portion of the movable groove 6 is connected with one end of the guide rod 7, the clamping block 8 is movably installed at the other end of the guide rod 7, the fixed block 9 is fixed to the bottom of the, an air bag 11 is adhered to the inner side of the clamping block 8, a connecting cavity 12 is formed in the clamping block 8, an air outlet 13 is reserved in the side face of the clamping block 8, a pipe fitting 14 is clamped on the inner side of the clamping block 8, a pointer 15 is arranged at the edge of the movable table 2, an angle line 16 is carved on the processing table 1 at the side of the pointer 15, a worm wheel 17 is sleeved on the outer side of the movable table 2, a worm 18 is arranged at the side of the worm wheel 17, and an adjusting rod 19 is fixed at the end of the worm 18;
the movable table 2, the processing table 1 and the connecting plate 5 form a rotating structure, the movable table 2 is in a circular ring structure, the guide rods 7 and the clamping blocks 8 are distributed on the movable table 2 at equal angles, the guide rod 7 is in a V-shaped structure, the hinge joint of the guide rod 7 and the movable groove 6 form a sliding structure, the movable groove 6 is in an arc structure, the other end of the guide rod 7 and the clamping block 8 form a rotating structure, the clamping block 8 forms a sliding structure through a fixing block 9 and a limiting groove 10, the moving directions of the 2 clamping blocks 8 are opposite, and the inner side of the clamping block 8 is arranged in a concave way, the connecting plate 5 can drive the guide rod 7 to slide in the inner part by the guide of the movable groove 6 when rotating, when the guide rod 7 slides to different positions of the movable groove 6, the unfolding angle of the guide rod 7 can be changed, and the clamping block 8 is driven to slide in the limiting groove 10 through the fixing block 9, so that the clamping operation on the pipe fitting 14 can be realized through the relative movement of the 2 clamping blocks 8;
the air bag 11 is outwards protruding, the air bag 11 is communicated with the air outlet 13 through the connecting cavity 12, the air outlet 13 is distributed on the clamping block 8 at equal intervals, the air bag 11 can be squeezed after the pipe fitting 14 is clamped, so that air in the air bag 11 can enter the connecting cavity 12 and then is discharged from the air outlet 13 to blow towards the surface of the pipe fitting 14, and dust adhered to the surface of the pipe fitting 14 is blown away.
The working principle is as follows: when the multidirectional synchronous positioning mechanism for the tubular workpiece for welding by using the robot is used, as shown in fig. 1-3, a pipe fitting 14 to be clamped is firstly placed between 2 clamping blocks 8, then the motor 3 drives the connecting plate 5 to rotate through the motor shaft 4 and can drive the guide rod 7 to slide in the movable groove 6 under the guidance of the movable groove, when the guide rod 7 slides to different positions of the movable groove 6, the unfolding angle of the guide rod 7 can be changed and the clamping blocks 8 are driven to slide in the limiting grooves 10 through the fixing blocks 9, so that the clamping operation on the pipe fitting 14 can be realized by the relative movement of the 2 clamping blocks 8, and meanwhile, a plurality of groups of clamping blocks 8 are arranged at equal angles, and the multidirectional pipe fitting 14 can be synchronously positioned for subsequent welding operation;
as shown in fig. 1 and fig. 3-5, the air bag 11 can be pressed after the pipe fitting 14 is clamped, so that air in the air bag 11 can enter the connecting cavity 12 and then be discharged from the air outlet 13 and blown to the surface of the pipe fitting 14, dust adhered to the surface of the pipe fitting 14 is blown away, the welding operation is prevented from being influenced by the existence of the dust, after the pipe fitting 14 is fixed, the worm 18 is rotated through the adjusting rod 19, the movable table 2 can be driven to rotate through the worm wheel 17, the welding operation can be further performed on the pipe fittings 14 in different directions, the accuracy of the position adjustment of the pipe fitting 14 can be ensured through the observation of the index needle 15 and the angle line 16, and the position stability of the pipe fitting 14 can be ensured after the movable table 2 rotates due to.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a multi-direction synchronous positioning mechanism of tubulose work piece for robot welding, includes processing platform (1), motor (3), pipe fitting (14) and regulation pole (19), its characterized in that: the processing table is characterized in that a movable table (2) is embedded into the upper end face of the processing table (1), a motor (3) is mounted on the lower end face of the movable table (2) through bolts, a motor shaft (4) is rotatably connected to the top of the motor (3), a connecting plate (5) is fixed to the top of the motor shaft (4), a movable groove (6) is formed in the upper end face of the connecting plate (5), the inner portion of the movable groove (6) is connected with one end of a guide rod (7) in an interconnecting mode, a clamping block (8) is movably mounted at the other end of the guide rod (7), a fixing block (9) is fixed to the bottom of the clamping block (8), a limiting groove (10) is formed in the movable table (2) on the outer side of the fixing block (9), an air bag (11) is pasted on the inner side of the clamping block (8), a connecting cavity (12) is formed in the inner portion of the clamping block (8, and the inboard clamp of clamp splice (8) is got and is had pipe fitting (14), the edge of activity platform (2) is provided with sighting mark (15), and has carved angle line (16) on processing platform (1) of sighting mark (15) avris, the outside cover of activity platform (2) is equipped with worm wheel (17), and the avris of worm wheel (17) is provided with worm (18) to the end department of worm (18) is fixed with adjusts pole (19).
2. The multidirectional synchronous positioning mechanism for the tubular workpiece for robot welding according to claim 1, characterized in that: the movable table (2), the processing table (1) and the connecting plate (5) form a rotating structure, and the movable table (2) is of a circular ring-shaped structure.
3. The multidirectional synchronous positioning mechanism for the tubular workpiece for robot welding according to claim 1, characterized in that: the guide rods (7) and the clamping blocks (8) are distributed on the movable table (2) at equal angles, and the guide rods (7) are of V-shaped structures.
4. The multidirectional synchronous positioning mechanism for the tubular workpiece for robot welding according to claim 1, characterized in that: the hinge joint of the guide rod (7) and the movable groove (6) form a sliding structure, the movable groove (6) is of an arc structure, and the other end of the guide rod (7) and the clamping block (8) form a rotating structure.
5. The multidirectional synchronous positioning mechanism for the tubular workpiece for robot welding according to claim 1, characterized in that: the clamping blocks (8) form a sliding structure through the fixing blocks (9) and the limiting grooves (10), the moving directions of the 2 clamping blocks (8) are opposite, and the inner sides of the clamping blocks (8) are arranged in a concave mode.
6. The multidirectional synchronous positioning mechanism for the tubular workpiece for robot welding according to claim 1, characterized in that: the air bag (11) is arranged in a protruding mode, the air bag (11) is communicated with the air outlet holes (13) through the connecting cavity (12), and the air outlet holes (13) are distributed on the clamping block (8) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011544386.4A CN112658545A (en) | 2020-12-24 | 2020-12-24 | Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011544386.4A CN112658545A (en) | 2020-12-24 | 2020-12-24 | Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding |
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| CN112658545A true CN112658545A (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011544386.4A Pending CN112658545A (en) | 2020-12-24 | 2020-12-24 | Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579474A (en) * | 2021-08-03 | 2021-11-02 | 南京豪骏电器科技有限公司 | Television backboard laser welding table |
| CN114102044A (en) * | 2021-12-16 | 2022-03-01 | 江苏欧朗汽车管路系统有限公司 | Multi-direction synchronous positioning mechanism of tubular workpiece for robot welding |
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Application publication date: 20210416 |
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