CN210334879U

CN210334879U - Manipulator for welding automobile parts

Info

Publication number: CN210334879U
Application number: CN201921133084.0U
Authority: CN
Inventors: 段志强
Original assignee: Shanghai Natt Auto Parts Co Ltd
Current assignee: Shanghai Natt Auto Parts Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-04-17
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a manipulator for welding automobile parts, which comprises an installation base, a rotary base, a swing joint mechanism, a first connecting block, a first mechanical arm, a second connecting block, an installation block, a mechanical gripper, a welding gun and an axial rotary mechanism, wherein the rotary base is fixed on the upper surface of the installation base, the first connecting block is fixed on the output end of the rotary base, the first connecting block is rotationally connected with the first mechanical arm through the swing joint mechanism, the first mechanical arm is rotationally connected with the second mechanical arm through the swing joint mechanism, the second mechanical arm is rotationally connected with the second connecting block through the axial rotary mechanism, the second connecting block is rotationally connected with the installation block through the swing joint mechanism, the mechanical gripper is fixed on one side of the lower end of the installation block, the manipulator for welding automobile parts is convenient for adjusting the overall height of the manipulator so as to weld the automobile parts with larger size, and people can fix the welding gun conveniently, and the welding gun can be replaced conveniently.

Description

Manipulator for welding automobile parts

Technical Field

The utility model relates to a manipulator technical field specifically is a manipulator is used in automobile parts welding.

Background

A robot refers to an automatic operating device that can simulate some action functions of human hands and arms and is used for grabbing, carrying objects or operating tools according to a fixed program. The device mainly comprises an actuating mechanism, a driving mechanism and a control system. It can replace the heavy labor of people to realize the mechanization and automation of production, can operate under the harmful environment to protect the personal safety, thus is widely applied to departments of mechanical manufacturing, metallurgy, electronics, light industry, atomic energy and the like;

according to current patent CN209006927U a welding manipulator for automobile parts, include the base, place the box, the upper end of base is provided with the box, and the upper end of box is provided with the roof, the upper end of roof is provided with the support column, and the department is provided with the cylinder in the middle of the upper end of support column, department is provided with the socket post in the middle of the cylindrical upper end, and the lateral wall of socket post is connected with first rotary rod, the other end of first rotary rod is connected with first rotary mechanism, and the other end of first rotary mechanism is connected with the second dwang, the other end of second dwang is connected with second rotary mechanism. A welding is manipulator for automobile parts, be equipped with the polylinker and place box, electric putter and connector, can play to deposit effect and polylinker use to the butt weld joint, the butt weld joint of being convenient for plays flexible effect, the different soldered connections of being convenient for change use, be applicable to different operational environment, but this kind of manipulator if when the great auto parts's of welding size top position, robotic arm's whole extension length is not enough, the people of being not convenient for use to the centre gripping of butt welding rifle is fixed not convenient for. Therefore, the manipulator for welding the automobile parts is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manipulator is used in automobile parts welding to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manipulator is used in automobile parts welding, includes installation base, rotating base, swing joint mechanism, first connecting block, first arm, second connecting block, installation piece, mechanical tong, welder and axial rotary mechanism, surface mounting has rotating base on the installation base, rotating base's output is fixed with first connecting block, first connecting block rotates through swing joint mechanism and is connected with first arm, first arm rotates through swing joint mechanism and is connected with the second arm, the second arm rotates through axial rotary mechanism and is connected with the second connecting block, the second connecting block rotates through swing joint mechanism and is connected with the installation piece, installation piece lower extreme one side is fixed with mechanical tong, mechanical tong one end joint has welder.

Preferably, the installation base comprises a hydraulic cylinder, a top plate, a first sliding shell, a second sliding shell and a bottom plate, the hydraulic cylinder is fixed in the middle of the upper surface of the bottom plate, the top plate is fixed at the output end of the hydraulic cylinder, the rotating base is fixedly connected with the upper surface of the top plate, the first sliding shell is fixed on the upper surface of the bottom plate, the second sliding shell is fixed on the lower surface of the top plate, and the second sliding shell is slidably connected with the inner wall of the first sliding shell.

Preferably, the mechanical tong includes fixed block, turn trough, two-way threaded rod, threaded sleeve, slide, slider, clamp splice and servo motor, installation piece lower extreme one side is fixed with the fixed block, the turn trough has been seted up to the fixed block inner wall, the turn trough inner wall rotates through the bearing and is connected with two-way threaded rod, two-way threaded rod both ends symmetry threaded connection has the threaded sleeve, and threaded sleeve and turn trough inner wall sliding connection, the slide has been seted up to turn trough one side, one side that the threaded sleeve is close to the slide is fixed with the slider, and slider and slide sliding connection, slider one end is passed the slide and is fixed with the clamp splice, and welder and clamp splice joint, fixed block one side is fixed with servo motor, servo motor's output and two-way threaded rod fixed connection.

Preferably, the rotating base, the swing joint mechanism and the axial rotating mechanism are all driven by a worm gear mechanism.

Preferably, trapezoidal sliding strips are symmetrically fixed to the outer side of the second sliding shell, trapezoidal sliding grooves matched with the trapezoidal sliding strips are symmetrically formed in the inner wall of the first sliding shell, and the trapezoidal sliding strips are connected with the trapezoidal sliding grooves in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the utility model is used, the first connecting block and the mechanical arm behind the first connecting block can be driven to rotate by the rotating base, the first connecting block can drive the first mechanical arm to swing up and down by the swing joint mechanism, the first mechanical arm can drive the second mechanical arm to swing up and down by the swing joint mechanism, the second mechanical arm can drive the second connecting block to rotate axially by the axial rotating mechanism, so that the mounting block and the mechanical clamping hand can be linked in five axes, the automobile part is welded by the welding gun clamped on the mechanical clamping hand, when the mechanical clamping hand can not reach the top height of the automobile part, the top plate is driven to move upwards by the hydraulic cylinder, the second sliding shell on the top plate slides on the inner wall of the first sliding shell, the outer side of the second sliding shell is symmetrically fixed with the trapezoidal sliding strip, the trapezoidal sliding strip slides with the trapezoidal chute on the first sliding shell, and the second sliding shell slides more stably on the inner wall of the first sliding shell, and then make the roof go up and down stably, make the roof can be stable drive rotating basis upwards rise, and then can improve the highest distance that extends of mechanical tong to weld auto parts, this device is convenient for adjust the whole height of manipulator, so that weld the great auto parts of size, the people of being convenient for use.

2. The utility model discloses when installing welder, servo motor drives two-way threaded rod and rotates, and then drive and keep away from each other with two-way threaded rod threaded connection's two thread bush, and then drive two sliders and keep away from each other, make the distance grow between two clamp splices, put welder between two clamp splices this moment, servo motor reverses this moment, and then make two-way threaded rod drive two thread bush and be close to each other, and then drive two clamp splices through the slider with the welder centre gripping in the space between even clamp splices, fix the butt welding gun, this device is convenient for people to fix the butt welding gun, the change of the welder of being convenient for.

Drawings

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

FIG. 2 is a schematic view of the anatomical structure of the installation base of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the mechanical gripper of the present invention.

In the figure: 1. installing a base; 2. rotating the base; 3. a swing joint mechanism; 4. a first connection block; 5. a first robot arm; 6. a second mechanical arm; 7. a second connecting block; 8. mounting blocks; 9. a mechanical gripper; 10. a welding gun; 11. a hydraulic cylinder; 12. a top plate; 13. a first slip shell; 14. a second slip shell; 15. a fixed block; 16. rotating the groove; 17. a bidirectional threaded rod; 18. a threaded sleeve; 19. a slideway; 20. a slider; 21. a clamping block; 22. a trapezoidal slide bar; 23. an axial rotation mechanism; 24. a servo motor; 25. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a manipulator for welding automobile parts comprises an installation base 1, a rotary base 2, a swing joint mechanism 3, a first connecting block 4, a first mechanical arm 5, a second mechanical arm 6, a second connecting block 7, an installation block 8, a mechanical gripper 9, a welding gun 10 and an axial rotating mechanism 23, wherein the rotary base 2 is fixed on the upper surface of the installation base 1, the first connecting block 4 is fixed at the output end of the rotary base 2, the first connecting block 4 is rotatably connected with the first mechanical arm 5 through the swing joint mechanism 3, the first mechanical arm 5 is rotatably connected with the second mechanical arm 6 through the swing joint mechanism 3, the second mechanical arm 6 is rotatably connected with the second connecting block 7 through the axial rotating mechanism 23, the second connecting block 7 is rotatably connected with an installation block 8 through the swing joint mechanism 3, and the mechanical gripper 9 is fixed on one side of the lower end of the installation block 8, and one end of the mechanical clamping hand 9 is clamped with a welding gun 10.

Installation base 1 includes pneumatic cylinder 11, roof 12, first sliding housing 13, the sliding housing of second 14 and bottom plate 25, bottom plate 25 upper surface middle part is fixed with pneumatic cylinder 11, the output of pneumatic cylinder 11 is fixed with roof 12, rotating base 2 and roof 12 upper surface fixed connection, bottom plate 25 upper surface fixed has first sliding housing 13, roof 12 lower fixed surface has the sliding housing of second 14, and sliding housing of second 14 and the sliding housing of first 13 inner walls sliding connection, is convenient for drive rotating base 2's lift.

Mechanical tong 9 includes fixed block 15, turn trough 16, two-way threaded rod 17, threaded sleeve 18, slide 19, slider 20, clamp splice 21 and servo motor 24, installation piece 8 lower extreme one side is fixed with fixed block 15, turn trough 16 has been seted up to fixed block 15 inner wall, turn trough 16 inner wall is rotated through the bearing and is connected with two-way threaded rod 17, two-way threaded rod 17 both ends symmetry threaded connection has threaded sleeve 18, and threaded

sleeve

18 and 16 inner wall sliding connection of turn trough, slide 19 has been seted up to turn trough 16 one side, one side that threaded sleeve 18 is close to slide 19 is fixed with slider 20, and

slider

20 and 19 sliding connection of slide, slider 20 one end is passed slide 19 and is fixed with clamp splice 21, and welder 10 and clamp splice 21 joint, fixed block 15 one side is fixed with servo motor 24, servo motor 24's output and two-way threaded rod 17 fixed connection, facilitating the securing of the welding torch 10.

The rotary base 2, the swing joint mechanism 3 and the axial rotating mechanism 23 are all driven by a worm gear mechanism, so that the mechanical arm can run more stably.

Trapezoidal draw runner 22 is fixed with in the symmetry of second sliding housing 14 outside, trapezoidal spout with trapezoidal draw runner 22 matched with is seted up to first sliding housing 13 inner wall symmetry, and trapezoidal draw runner 22 and trapezoidal spout sliding connection, the stability when being convenient for improve second sliding housing 14 and slide.

The working principle is as follows: when the automobile part welding device is used, the first connecting block 4 and the mechanical arms behind the first connecting block can be driven to rotate by the rotating base 2, the first connecting block 4 can drive the first mechanical arm 5 to swing up and down by the swinging joint mechanism 3, the first mechanical arm 5 can drive the second mechanical arm 6 to swing up and down by the swinging joint mechanism 3, the second mechanical arm 6 can drive the second connecting block 7 to rotate axially by the axial rotating mechanism 23, the mounting block 8 and the mechanical gripper 9 can be linked in five axes, the automobile part is welded by the welding gun 10 clamped on the mechanical gripper 9, when the mechanical gripper 9 is not high enough to the top of the automobile part, the hydraulic cylinder 11 drives the top plate 12 to move upwards, the second sliding shell 14 on the top plate 12 slides on the inner wall of the first sliding shell 13, the trapezoidal sliding strips 22 are symmetrically fixed on the outer side of the second sliding shell 14, and the trapezoidal sliding strips 22 slide with the trapezoidal sliding chutes on the first sliding shell 13, the second sliding shell 14 that makes slides more stably at first sliding shell 13 inner wall, and then make roof 12 go up and down stably, make roof 12 can be stable drive rotating base 2 and rise upwards, and then can improve the highest extension distance of mechanical tong 9, so as to weld the auto parts, when installing welder 10, servo motor 24 drives two-way threaded rod 17 and rotates, and then drive two threaded sleeve 18 with two-way threaded rod 17 threaded connection and keep away from each other, and then drive two sliders 20 and keep away from each other, make the distance between two clamp splice 21 grow, place welder 10 between two clamp splice 21 this moment, servo motor 24 reverses this moment, and then make two threaded sleeve 18 of two-way threaded rod 17 drive be close to each other, and then drive two clamp splice 21 through slider 20 and centre gripping welder 10 in the space between a clamp splice 21, fix welder 10.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a manipulator is used in automobile parts welding, includes installation base (1), rotating base (2), swing joint mechanism (3), first connecting block (4), first arm (5), second arm (6), second connecting block (7), installation piece (8), mechanical tong (9), welder (10) and axial rotary mechanism (23), its characterized in that: surface mounting has rotating base (2) on installation base (1), the output of rotating base (2) is fixed with first link (4), first link (4) rotate through swing joint mechanism (3) and are connected with first arm (5), first arm (5) rotate through swing joint mechanism (3) and are connected with second arm (6), second arm (6) rotate through axial rotary mechanism (23) and are connected with second connecting block (7), second connecting block (7) rotate through swing joint mechanism (3) and are connected with installation piece (8), installation piece (8) lower extreme one side is fixed with mechanical tong (9), mechanical tong (9) one end joint has welder (10).

2. The manipulator for welding automobile parts according to claim 1, wherein: installation base (1) includes pneumatic cylinder (11), roof (12), first sliding shell (13), the sliding shell of second (14) and bottom plate (25), bottom plate (25) upper surface middle part is fixed with pneumatic cylinder (11), the output of pneumatic cylinder (11) is fixed with roof (12), rotating base (2) and roof (12) upper surface fixed connection, bottom plate (25) upper surface fixed has first sliding shell (13), roof (12) lower fixed surface has the sliding shell of second (14), and sliding shell of second (14) and first sliding shell (13) inner wall sliding connection.

3. The manipulator for welding automobile parts according to claim 1, wherein: the mechanical clamping hand (9) comprises a fixing block (15), a rotary groove (16), a two-way threaded rod (17), a threaded sleeve (18), a slide way (19), a sliding block (20), a clamping block (21) and a servo motor (24), the fixing block (15) is fixed on one side of the lower end of the mounting block (8), the rotary groove (16) is formed in the inner wall of the fixing block (15), the inner wall of the rotary groove (16) is rotatably connected with the two-way threaded rod (17) through a bearing, the two ends of the two-way threaded rod (17) are symmetrically and threadedly connected with the threaded sleeve (18), the threaded sleeve (18) is slidably connected with the inner wall of the rotary groove (16), the slide way (19) is formed in one side of the rotary groove (16), the sliding block (20) is fixed on one side, which is close to the slide way (19), of the sliding block (20) is slidably connected with the slide way (19), and the clamping, and welder (10) and clamp splice (21) joint, fixed block (15) one side is fixed with servo motor (24), the output and two-way threaded rod (17) fixed connection of servo motor (24).

4. The manipulator for welding automobile parts according to claim 1, wherein: the rotary base (2), the swing joint mechanism (3) and the axial rotating mechanism (23) are all driven by a worm gear mechanism.

5. The manipulator for welding automobile parts according to claim 2, characterized in that: trapezoidal draw runner (22) are fixed with in second slipcase (14) outside symmetry, trapezoidal spout with trapezoidal draw runner (22) matched with is seted up in first slipcase (13) inner wall symmetry, and trapezoidal draw runner (22) and trapezoidal spout sliding connection.