CN214558464U

CN214558464U - Robot welding displacement mechanism

Info

Publication number: CN214558464U
Application number: CN202023245109.1U
Authority: CN
Inventors: 杨振敏; 白涛; 齐丽芹
Original assignee: Nanjing Suguang Intelligent Technology Co Ltd
Current assignee: Xianghe Haichun Machinery Equipment Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-02
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a robot welding displacement mechanism relates to robot welding technical field, and its technical scheme is: be equipped with the rectangular groove that is close to the gyration dish on the support, rectangular groove sets up along support length direction, rectangular inslot sliding connection has the slider, the screw rod is worn to be equipped with by the screw thread in the slider, screw rod one end is rotated and is connected on rectangular inslot wall, and the other end stretches out outside the rectangular groove, be equipped with the pole setting on the slider, the one end that the slider was kept away from in the pole setting is rotated through rotary damper and is connected with the movable rod that is located the gyration dish top, the movable rod is equipped with the apron towards one side of gyration dish, reduces scaling such as dust on the gyration dish, guarantees the normal use of machine of shifting.

Description

Robot welding displacement mechanism

Technical Field

The utility model relates to a welding technique field of robot, more specifically says, it relates to a robot welding displacement mechanism.

Background

The welding positioner is a device for dragging a workpiece to be welded to move a welding seam to be welded to a desired position for welding operation, and generally speaking, manufacturers for producing welding operation machines, roller frames, welding systems and other welding devices mostly produce welding positioners matched with robots.

Chinese patent with publication number CN209598594U discloses a welding displacement tool for robot automatic welding, which has the technical scheme that: the method comprises the following steps: the positioner comprises a bracket, a rotary disc which can be rotatably arranged on the bracket and positioner rotary supports which are arranged on two sides of the bracket; the welding robot is arranged on the base and is positioned on one side of the positioner; the workpiece clamping mechanism comprises a support frame, a walking connecting disc, a clamping device, a workpiece rotary support and a vertical walking mechanism, wherein the walking connecting disc is arranged on the support frame, the walking connecting disc is connected with the workpiece rotary support, the walking connecting disc can move up and down along the support frame under the driving of the vertical walking mechanism, and the clamping device is rotatably arranged on the workpiece rotary support; one end of the workpiece is arranged on the rotary disc, and the other end of the workpiece is connected by a clamping device.

However, in the above scheme, impurities can be accumulated in the clearance of the rotary disc on the positioner when the positioner is used for a long time, so that the positioner is easy to malfunction, and the normal use of the positioner is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a robot welding displacement mechanism reduces scaling such as dust on the gyration dish, guarantees the normal use of machine of shifting.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a robot welding displacement mechanism, includes the machine of shifting, the machine of shifting includes the support and rotates the gyration dish of establishing on the support, characterized by: the support is provided with a strip groove close to the rotary disk, the strip groove is arranged along the length direction of the support, a sliding block is connected in the strip groove in a sliding mode, a screw rod penetrates through a thread in the sliding block, one end of the screw rod is rotatably connected to the inner wall of the strip groove, the other end of the screw rod extends out of the strip groove, a vertical rod is arranged on the sliding block, one end, far away from the sliding block, of the vertical rod is rotatably connected with a movable rod above the rotary disk through a rotary damper, a shielding plate is arranged on one side, facing the rotary disk, of the movable rod, when the sliding block moves to the position, where the strip groove is close to the end wall of the rotary disk, the shielding plate is located above the rotary disk, each side wall, far away from the vertical rod, of the shielding plate is provided with three embedded grooves, each embedded groove is not located on the same plane of the shielding plate, each embedded groove is respectively connected with a telescopic plate in a sliding mode, and one side of each telescopic plate is respectively connected with a hinged shaft in a rotating mode, each the articulated shaft rotates respectively and is connected with the vertical plate, each the articulated shaft overlaps respectively and is equipped with the torsional spring that makes the vertical plate laminating on the expansion plate, torsional spring one end is fixed to be worn to establish in the vertical plate, and the other end is fixed to be worn to establish in the expansion plate.

Through the technical scheme, when the machine of shifting was out of work, the operator rotated the screw rod, when the slider removed rectangular groove and was close to the end wall of gyration dish, the cover plate was located the gyration dish top, stimulate each vertical plate simultaneously, under the effect of torsional spring, be right angle or obtuse angle between vertical plate and the expansion plate, the gyration dish is located between each vertical plate, reduce scaling such as dust on the gyration dish, guarantee the normal use of machine of shifting, the machine of shifting during operation, with each vertical plate laminating on the expansion plate, then through rotary damper, adjust the angle between movable rod and pole setting, save space.

Preferably, each vertical plate is provided with a pull ring.

Through the technical scheme, an operator can conveniently pull the vertical plate.

Preferably, the opposite side walls of each vertical plate are provided with rubber pads.

Through above-mentioned technical scheme, when each vertical plate laminating is on the expansion plate, reduce each vertical plate and to the effort of expansion plate, protect the vertical plate of expansion plate box.

Preferably, one end of the screw rod extending out of the long groove is provided with a driving piece for driving the screw rod to rotate.

Through the technical scheme, an operator can conveniently rotate the screw rod, and the working requirements are met.

Preferably, the driving part comprises a forward and reverse rotation motor, a first external gear is fixedly sleeved on the outer wall of the screw rod extending out of the long groove, the forward and reverse rotation motor is arranged on the rack, and a second external gear meshed with the first external gear is sleeved on the outer wall of a rotating shaft of the forward and reverse rotation motor.

Through above-mentioned technical scheme, start positive reverse motor, first external gear drives second external gear and screw rod and rotates, and degree of automation is high.

Preferably, the rack is provided with a plurality of layers of sound-absorbing cotton, and the forward and reverse rotating motor is arranged on the plurality of layers of sound-absorbing cotton.

Through above-mentioned technical scheme, reduce the vibrations in the positive reverse motor working process.

Preferably, each of the vertical plates is provided with a brush located below the side wall of the turn-around disc.

Through the technical scheme, firstly, the length of the vertical plate is reduced, the bearing of the movable rod is reduced, and the service life of the movable rod is prolonged; secondly, reduce the vertical plate and the gyration dish clearance, reduce the dust and get into the gyration dish from the clearance.

To sum up, the utility model discloses following beneficial effect has: firstly, reduce the dirt such as dust on the gyration dish and add incrustation, guarantee the normal use of machine of shifting.

Secondly, start positive and negative motor, first external gear drives second external gear and screw rod and rotates, and degree of automation is high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of a structure for embodying A in FIG. 1;

fig. 3 is a schematic structural view for embodying an embedded groove.

1. The positioner is rotatably supported; 2. a rotary disk; 3. a long groove; 4. a slider; 5. a screw; 6. erecting a rod; 7. a movable rod; 8. a rotary damper; 9. a cover plate; 10. a groove is embedded; 11. a retractable plate; 12. hinging a shaft; 13. a vertical plate; 14. a torsion spring; 15. a pull ring; 16. a rubber pad; 17. a positive and negative rotation motor; 18. a first external gear; 19. a second external gear; 20. sound-absorbing cotton; 21. a brush; 22. and a frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A robot welding displacement mechanism is shown in figure 1 and comprises a displacement machine, a welding robot, a workpiece clamping mechanism and a workpiece, wherein the displacement machine comprises a support, a rotary disc 2 which can be rotatably arranged on the support and displacement machine rotary supports 1 which are arranged on two sides of the support; the welding robot is arranged on the base and is positioned on one side of the positioner; the workpiece clamping mechanism comprises a support frame, a walking connecting disc, a clamping device, a workpiece rotary support and a vertical walking mechanism, wherein the walking connecting disc is arranged on the support frame, the workpiece rotary support is connected onto the walking connecting disc, the walking connecting disc can move up and down along the support frame under the driving of the vertical walking mechanism, and the clamping device is rotatably arranged on the workpiece rotary support; one end of the workpiece is arranged on the rotary disc 2, and the other end of the workpiece is connected by a clamping device, and the structure is consistent with that of the Chinese patent with the publication number of CN 209598594U.

Referring to fig. 1-3, the long-term use of the positioner, impurities can be accumulated in the gap of a rotary disk 2 on the positioner, which easily causes the positioner to malfunction and affects the normal use of the positioner, therefore, a strip groove 3 close to the rotary disk 2 is arranged on a bracket, the strip groove 3 is arranged along the length direction of the bracket, a slide block 4 is connected in the strip groove 3 in a sliding way, a screw 5 is penetrated through a thread in the slide block 4, one end of the screw 5 is rotatably connected on the inner wall of the strip groove 3, the other end extends out of the strip groove 3, a vertical rod 6 is arranged on the slide block 4, one end of the vertical rod 6 far away from the slide block 4 is rotatably connected with a movable rod 7 positioned above the rotary disk 2 through a rotary damper 8, a cover plate 9 is arranged on one side of the movable rod 7 facing the rotary disk 2, when the slide block 4 moves to the strip groove 3 close to the end wall of the rotary disk 2, the cover plate 9 is positioned above the rotary disk 2, each side wall of the cover plate 9 far away from the vertical rod 6 is provided with an embedded groove 10, the embedded grooves 10 are three, each embedded groove 10 is not arranged on the same plane of the covering plate 9, each embedded groove 10 is respectively connected with a telescopic plate 11 in a sliding way, one side of each telescopic plate 11 is respectively connected with a hinged shaft 12 in a rotating way, each hinged shaft 12 is respectively connected with a vertical plate 13 in a rotating way, each hinged shaft 12 is respectively sheathed with a torsional spring 14 which enables the vertical plate 13 to be attached to the telescopic plate 11, one end of the torsional spring 14 is fixedly arranged in the vertical plate 13, the other end of the torsional spring is fixedly arranged in the telescopic plate 11, each vertical plate 13 is provided with a pull ring 15, when the positioner does not work, an operator rotates the screw rod 5, when the slide block 4 moves to the long strip groove 3 to be close to the end wall of the rotary disc 2, the covering plate 9 is arranged above the rotary disc 2, simultaneously pulls each vertical plate 13, under the action of the torsional spring 14, a right angle or an obtuse angle is formed between the vertical plate 13 and the telescopic plate 11, and the rotary disc 2 is arranged between the vertical plates 13, reduce scaling such as dust on the gyration dish 2, guarantee the normal use of machine of shifting, the machine during operation of shifting is laminated each vertical plate 13 on expansion plate 11, then through rotary damper 8, adjusts angle between movable rod 7 and pole setting 6, saves space.

As shown in fig. 1, when each vertical plate 13 is attached to the telescopic plate 11, in order to reduce the force applied to the telescopic plate 11 by each vertical plate 13, rubber pads 16 are disposed on the opposite side walls of each vertical plate 13 to protect the telescopic plate 11 and the vertical plate 13.

As shown in fig. 1-2, in addition, in order to reduce the load of the movable rod 7 and increase the service life of the movable rod 7, each vertical plate 13 is provided with a brush 21 positioned below the side wall of the rotary disk 2, the brush 21 replaces a part of the vertical plate 13, and the brush 21 reduces the gap between the vertical plate 13 and the rotary disk 2 and reduces dust entering the rotary disk 2 from the gap.

As shown in fig. 1, in order to facilitate an operator to rotate the screw 5, a driving part for driving the screw 5 to rotate is arranged at one end of the screw 5, which extends out of the elongated slot 3, and the driving part includes a forward and reverse rotation motor 17, a first external gear 18 is fixedly sleeved on an outer wall of the screw 5, which extends out of the elongated slot 3, the forward and reverse rotation motor 17 is arranged on a frame 22, a second external gear 19 engaged with the first external gear 18 is sleeved on an outer wall of a rotating shaft of the forward and reverse rotation motor 17, the forward and reverse rotation motor 17 is started, the first external gear 18 drives the second external gear 19 and the screw 5 to rotate, the degree of automation is high, the forward and reverse rotation motor 17 only needs to be placed on the frame 22, in addition, the frame 22 is provided with multiple layers of sound absorption cotton 20, and the forward and reverse rotation motor 17 is arranged on the multiple layers of sound absorption cotton 20, so as to reduce vibration of the forward and reverse rotation motor 17 during a working process.

The working principle is as follows: as shown in fig. 1-3, when the positioner does not work, the forward and reverse rotation motor 17 is started, when the slide block 4 moves to the end wall of the long strip groove 3 close to the rotary disk 2, the cover plate 9 is positioned above the rotary disk 2, and simultaneously each pull ring 15 is pulled, under the action of the torsion spring 14, a right angle or an obtuse angle is formed between the vertical plate 13 and the telescopic plate 11, the rotary disk 2 is positioned between the vertical plates 13, the brush replaces a part of the vertical plate 13, the brush 21 reduces the gap between the vertical plate 13 and the rotary disk 2, reduces the scale deposition such as dust and the like on the rotary disk 2, and ensures the normal use of the positioner; when the positioner works, each vertical plate 13 is attached to the expansion plate 11, and then the angle between the movable rod 7 and the upright rod 6 is adjusted through the rotary damper 8, so that the space is saved.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.

Claims

1. The utility model provides a robot welding displacement mechanism which characterized in that: including the machine of shifting, the machine of shifting includes support and rotation and establishes gyration dish (2) on the support, characterized by: the support is provided with a strip groove (3) close to the rotary disc (2), the strip groove (3) is arranged along the length direction of the support, a sliding block (4) is connected in the strip groove (3) in a sliding manner, a screw rod (5) is arranged in the sliding block (4) in a penetrating manner through threads, one end of the screw rod (5) is rotatably connected to the inner wall of the strip groove (3), the other end of the screw rod (5) extends out of the strip groove (3), a vertical rod (6) is arranged on the sliding block (4), one end, far away from the sliding block (4), of the vertical rod (6) is rotatably connected with a movable rod (7) positioned above the rotary disc (2) through a rotary damper (8), one side, facing the rotary disc (2), of the movable rod (7) is provided with a covering plate (9), and when the sliding block (4) moves to the end wall, close to the rotary disc (2), of the strip groove (3), the covering plate (9) is positioned above the rotary disc (2), each lateral wall that pole setting (6) were kept away from in shroud (9) has all seted up embedded groove (10), embedded groove (10) are three, and each embedded groove (10) all are not on the coplanar of shroud (9), each embedded groove (10) sliding connection respectively has expansion plate (11), each one side of expansion plate (11) rotates respectively and is connected with articulated shaft (12), each articulated shaft (12) rotates respectively and is connected with vertical plate (13), each articulated shaft (12) is equipped with torsional spring (14) that makes vertical plate (13) laminate on expansion plate (11) respectively, torsional spring (14) one end is fixed to be worn to establish in vertical plate (13), and the other end is fixed to be worn to establish in expansion plate (11).

2. The robotic welding indexing mechanism of claim 1, wherein: each vertical plate (13) is provided with a pull ring (15).

3. The robotic welding indexing mechanism of claim 1, wherein: and rubber pads (16) are arranged on the opposite side walls of each vertical plate (13).

4. The robotic welding indexing mechanism of claim 1, wherein: and a driving piece for driving the screw rod (5) to rotate is arranged at one end of the screw rod (5) extending out of the long groove (3).

5. The robotic welding indexing mechanism of claim 4, wherein: the driving piece comprises a forward and reverse rotating motor (17), a first outer gear (18) is fixedly sleeved on the outer wall of the screw (5) extending out of the long groove (3), the forward and reverse rotating motor (17) is arranged on the rack (22), and a second outer gear (19) meshed with the first outer gear (18) is sleeved on the outer wall of a rotating shaft of the forward and reverse rotating motor (17).

6. The robotic welding indexing mechanism of claim 5, wherein: the sound-absorbing machine is characterized in that the frame (22) is provided with a plurality of layers of sound-absorbing cotton (20), and the forward and reverse rotating motor (17) is arranged on the plurality of layers of sound-absorbing cotton (20).

7. The robotic welding indexing mechanism of claim 1, wherein: the vertical plates (13) are respectively provided with a hairbrush (21) positioned below the side wall of the rotary disc (2).