CN110883458A

CN110883458A - Multidirectional steering manipulator structure for automatic welding robot

Info

Publication number: CN110883458A
Application number: CN201911278617.9A
Authority: CN
Inventors: 陈英
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-03-17

Abstract

The invention discloses a multi-directional steering manipulator structure for an automatic welding robot, which comprises a device base, a transmission belt and a mechanical claw, wherein an internal thread block is connected right above the device base, a lead screw penetrates through the outer side of the internal thread block, an adjusting box body is connected right above the internal thread block, a rotary rod is connected right above the adjusting box body, the transmission belt is nested on the outer side of a rotary wheel, a plane gear is arranged at the back of the rotary wheel, a support column is arranged on one side of the plane gear, a lifting force arm is arranged inside the support column, a first arm is connected right above the lifting force arm, a second arm is connected on one side of the first arm, and the mechanical claw is arranged on the outer side of the second arm. This automatic change welding robot is with diversified manipulator structure that turns to adopts face gear and the lift arm of force, drives the lift arm of force through face gear and goes up and down, is convenient for according to the height-adjusting robotic arm's of welding piece height.

Description

Multidirectional steering manipulator structure for automatic welding robot

Technical Field

The invention relates to the technical field of welding robot equipment, in particular to a multi-directional steering manipulator structure for an automatic welding robot.

Background

Welding robot mainly includes robot and welding equipment two parts, and the robot comprises robot body and switch board, in the use, needs the robot to grab and hold and weld welding piece, avoids welding piece to take place the condition of skew in welding process, and then promotes butt welding point welded accuracy and stability.

The height of the existing manipulator structure is standard size, the manipulator structure is difficult to adjust according to the height of a welding workpiece, the difficulty of welding points with different heights is increased, the larger the volume of the welding part is, the more the welding directions are, the manipulator is difficult to adjust the welding direction according to the welding position, and the automation effect of the manipulator is reduced.

Disclosure of Invention

The invention aims to provide a multi-directional steering manipulator structure for an automatic welding robot, which aims to solve the problems that the height of the existing manipulator structure in the background technology is standard, the manipulator structure is difficult to adjust according to the height of a welding workpiece, and the welding direction of the manipulator is difficult to adjust according to the welding position as the welding directions are more.

In order to achieve the purpose, the invention provides the following technical scheme that the multi-directional steering manipulator structure for the automatic welding robot comprises a device base, a transmission belt and a mechanical claw, wherein an internal thread block is connected right above the device base, a lead screw penetrates through the outer side of the internal thread block, an adjusting box body is connected right above the internal thread block, a rotating rod is connected right above the adjusting box body, the transmission belt is nested outside a rotating wheel, a plane gear is arranged at the back of the rotating wheel, a supporting column is arranged on one side of the plane gear, a lifting force arm is arranged inside the supporting column, a first arm is connected right above the lifting force arm, a second arm is connected with one side of the first arm, the mechanical claw is arranged outside the second arm, an electric telescopic rod is connected with one side of the mechanical claw, and a driving motor is connected with the back of the plane gear, and the output end of the driving motor is connected with bevel teeth, the outer side of the rotating rod is connected with a first gear, and one side of the first gear is provided with a second gear.

Preferably, the device base is connected with the adjusting box body through an internal thread block and a screw rod, and the length of the device base is larger than that of the adjusting box body.

Preferably, the rotating rod and the supporting column are parallel to each other.

Preferably, the support columns are symmetrically distributed about the central line of the adjusting box body, and the support columns and the first arm are both made of stainless steel.

Preferably, the supporting column is perpendicular to the adjusting box body.

Preferably, the support column is connected with the adjusting box body through a bearing, and the top of the support column is of a rectangular open structure.

Preferably, the first arm and the second arm form a lifting structure through a rotating wheel and a planar gear.

Preferably, the plane gear is in meshed connection with the lifting force arm, and the lifting force arm and the first hand arm are welded into a whole.

Preferably, the gripper and the second arm form a rotating structure through the first gear, the second gear and the support column, and the gear ratio of the first gear to the second gear is 1: 2.

Compared with the prior art, the invention has the beneficial effects that: the automatic welding robot adopts a multi-directional steering manipulator structure,

1. the plane gear and the lifting force arm are adopted, the lifting force arm is driven by the plane gear to lift, the height of the mechanical arm is convenient to adjust according to the height of a welding part, the mechanical arm is driven to move by the lifting force arm, and the flexibility of daily operation and adjustment of the device is improved;

2. the first gear and the bevel gear are adopted, the support column is driven to rotate through the first gear, the direction of the support column is adjusted according to the welding requirement of the mechanical arm, the first gear is driven to rotate through the bevel gear, and the direction of the device is adjusted while the height of the device is lifted;

3. adopt internal thread piece and lead screw, drive the internal thread piece through the lead screw and carry out horizontal migration, drive through the internal thread piece and adjust the box and remove, be convenient for according to the width adjusting device's of welding position, promote the convenience to different width welding processing.

Drawings

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

FIG. 2 is a schematic top view of the first arm of the present invention;

FIG. 3 is a schematic top view of a support pillar according to the present invention;

fig. 4 is a schematic diagram of the internal structure of the regulating box body of the invention.

In the figure: 1. a device base; 2. an internal thread block; 3. a screw rod; 4. adjusting the box body; 5. rotating the rod; 6. a drive belt; 7. a rotating wheel; 8. a face gear; 9. a support pillar; 10. a lifting force arm; 11. a first arm; 12. a gripper; 13. a second arm; 14. an electric telescopic rod; 15. a drive motor; 16. conical teeth; 17. a first gear; 18. a second gear.

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. 1-4, the present invention provides a technical solution: a multidirectional steering manipulator structure for an automatic welding robot comprises a device base 1, an internal thread block 2, a screw rod 3, an adjusting box body 4, a rotary rod 5, a transmission belt 6, a rotary wheel 7, a plane gear 8, a support column 9, a lifting force arm 10, a first arm 11, a mechanical claw 12, a second arm 13, an electric telescopic rod 14, a driving motor 15, a bevel gear 16, a first gear 17 and a second gear 18, wherein the internal thread block 2 is connected right above the device base 1, the screw rod 3 penetrates through the outer side of the internal thread block 2, the adjusting box body 4 is connected right above the internal thread block 2, the rotary rod 5 is connected right above the adjusting box body 4, the transmission belt 6 is nested outside the rotary wheel 7, the plane gear 8 is arranged on the back of the rotary wheel 7, the support column 9 is arranged on one side of the plane gear 8, and the lifting force arm 10 is arranged inside the support column, the lifting arm 10 is connected with a first arm 11 directly above, one side of the first arm 11 is connected with a second arm 13, the mechanical claw 12 is installed on the outer side of the second arm 13, one side of the mechanical claw 12 is connected with an electric telescopic rod 14, the back of the plane gear 8 is connected with a driving motor 15, the output end of the driving motor 15 is connected with a bevel gear 16, the outer side of the rotary rod 5 is connected with a first gear 17, and one side of the first gear 17 is provided with a second gear 18.

The device base 1 is connected with the adjusting box body 4 through the internal thread block 2 and the screw rod 3, and the length of the device base 1 is larger than that of the adjusting box body 4, so that the position of the adjusting box body 4 can be conveniently moved according to the width of a welding workpiece, and the welding stability of different welding parts is improved.

Rotating rod 5 is parallel to each other with support column 9, and support column 9 is about adjusting 4 central lines symmetric distributions of box to support column 9 all adopts stainless steel with first arm 11, drives second arm 13 through support column 9 and rotates, promotes the efficiency that second arm 13 goes up and down and stretch out and draw back.

Support column 9 is mutually perpendicular with adjusting box 4, and support column 9 is connected for the bearing with the connected mode of adjusting box 4 to the top of support column 9 adopts rectangle open type structure, adjusts the convenience of the daily regulation of hoisting device through adjusting box 4 to the direction of support column 9.

First arm 11 and second arm 13 constitute elevation structure through swiveling wheel 7 and planar gear 8, and planar gear 8 is connected for the meshing with the lift arm of force 10 to the lift arm of force 10 and first arm 11 welding are as an organic whole, are convenient for adjust the height of first arm 11 according to the welded position, promote not co-altitude weldment welded efficiency.

The gripper 12 and the second arm 13 form a rotating structure through the first gear 17, the second gear 18 and the supporting column 9, the gear ratio of the first gear 17 to the second gear 18 is 1:2, and the second arm 13 is driven to rotate through the second gear 18, so that the position of the gripper 12 can be conveniently adjusted according to the welding position.

The working principle is as follows: when the multi-directional steering manipulator structure for the automatic welding robot is used, as shown in fig. 1, 3 and 4, an operator opens the driving motor 15, drives the bevel gear 16 and the rotating wheel 7 to rotate through the driving motor 15, rotates the rotating wheel 7 through the transmission belt 6 and the plane gear 8, drives the lifting force arm 10 to vertically move through the plane gear 8, adjusts the height of the first arm 11 according to the height of a welding workpiece, inserts the screw rod into the joint of the supporting column 9 and the lifting force arm 10, and then takes out the transmission belt 6 from the outer side of the plane gear 8;

according to fig. 1 to 3, subsequently, the driving motor 15 is turned on, the driving motor 15 drives the bevel gear 16 to rotate, the bevel gear 16 drives the rotary rod 5 to rotate, the rotary rod 5 drives the first gear 17 to rotate, the first gear 17 drives the second gear 18 and the support column 9 to rotate, the direction of welding of a welding workpiece is changed, the direction of the mechanical claw 12 is adjusted, the electric telescopic rod 14 drives the mechanical claw 12 to move horizontally, the welding gun is grabbed and welded through the mechanical claw 12, the screw rod 3 drives the inner thread block 2 to move, the welding position of the mechanical claw 12 is adjusted, and horizontal welding of arranged welding points is facilitated.

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

1. The utility model provides an automatic change welding robot with diversified manipulator structure that turns to, includes device base (1), driving belt (6) and gripper (12), its characterized in that: the device is characterized in that an internal thread block (2) is connected right above a base (1), a lead screw (3) penetrates through the outer side of the internal thread block (2), an adjusting box body (4) is connected right above the internal thread block (2), a rotary rod (5) is connected right above the adjusting box body (4), a transmission belt (6) is nested in the outer side of a rotary wheel (7), a plane gear (8) is arranged at the back of the rotary wheel (7), a support column (9) is arranged on one side of the plane gear (8), a lifting force arm (10) is arranged inside the support column (9), a first arm (11) is connected right above the lifting force arm (10), a second arm (13) is connected to one side of the first arm (11), a mechanical claw (12) is installed on the outer side of the second arm (13), and an electric telescopic rod (14) is connected to one side of the mechanical claw (12), the back of face gear (8) is connected with driving motor (15), and the output of driving motor (15) is connected with awl tooth (16), the outside of rotary rod (5) is connected with first gear (17), and one side of first gear (17) is provided with second gear (18).

2. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the device base (1) is connected with the adjusting box body (4) through the internal thread block (2) and the screw rod (3), and the length of the device base (1) is larger than that of the adjusting box body (4).

3. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the rotating rod (5) is parallel to the supporting column (9).

4. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the support columns (9) are symmetrically distributed about the central line of the adjusting box body (4), and the support columns (9) and the first arms (11) are made of stainless steel.

5. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the supporting columns (9) are perpendicular to the adjusting box body (4).

6. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the support column (9) is connected with the adjusting box body (4) through a bearing, and the top of the support column (9) is of a rectangular open structure.

7. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the first arm (11) and the second arm (13) form a lifting structure through the rotating wheel (7) and the plane gear (8).

8. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the plane gear (8) is meshed with the lifting force arm (10), and the lifting force arm (10) and the first arm (11) are welded into a whole.

9. The multi-directional steering manipulator structure for the automatic welding robot as claimed in claim 1, wherein: the mechanical claw (12) and the second arm (13) form a rotating structure through a first gear (17), a second gear (18) and a support column (9), and the gear ratio of the first gear (17) to the second gear (18) is 1: 2.