CN219131271U

CN219131271U - Rotary structure of rotary welding fixture for welding robot

Info

Publication number: CN219131271U
Application number: CN202223307028.9U
Authority: CN
Inventors: 吴小勇; 王时金; 毕华平
Original assignee: Kunshan Zhongchao Automation Co ltd
Current assignee: Kunshan Zhongchao Automation Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-06
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a rotary structure of a rotary welding fixture for a welding robot, which comprises the following components: the edge of the bottom of the supporting shell is fixedly connected with a plurality of supporting legs which are arranged in an equidistant manner; the rotating mechanism is arranged on the supporting shell and comprises a servo motor fixedly connected to the side face of the supporting shell. According to the welding fixture disclosed by the utility model, the bidirectional screw is driven to rotate by the forward and reverse rotation motor, and the two fixed clamping plates are driven to be close to each other under the action of the threads of the threaded sleeve, so that welding parts to be welded are clamped and fixed conveniently, the driving shaft is driven to rotate by the servo motor, and the rotating shaft is driven to rotate under the meshing action of the teeth of the driving bevel gear and the driven bevel gear, so that the clamped welding parts can be driven to carry out circumferential adjustment, and therefore, multidirectional welding of the welding parts is greatly facilitated, and the practicability of the welding fixture disclosed by the utility model is improved.

Description

Rotary structure of rotary welding fixture for welding robot

Technical Field

The utility model relates to the technical field of welding jigs, in particular to a rotary structure of a rotary welding jig for a welding robot.

Background

The welding fixture is a fixture for ensuring the size of a weldment, improving the assembly precision and efficiency and preventing welding deformation. And in the welding process, the welding fixture accurately positions and clamps the welding piece, so that the welding piece can be assembled and welded conveniently. The blanking and scribing operations can be effectively lightened or even cancelled, the size deviation of products is reduced, the precision and interchangeability of parts are improved, welding deformation can be effectively prevented, the welding seam formability between workers is good, the process defects are obviously reduced, the welding speed is effectively improved, the mechanical device is used for replacing manual assembly and positioning, and the labor condition of workers is improved.

The application number is as follows: CN201820830994.3 discloses a good anchor clamps for welding of stability, including the base main part, the upper end surface movable mounting of base main part has the removal anchor clamps, and the one side fixed mounting that the upper end surface of base main part is close to the removal anchor clamps has a fixed plate, the opposite side fixed mounting that the upper end surface of base main part is close to the removal anchor clamps has No. two fixed plates, the equal movable mounting of surface of a fixed plate and No. two fixed plates has an adjust knob, the upper end surface of base main part is close to the rear end fixed mounting of removal anchor clamps has No. two rotatory clamp splice, and the one side movable mounting that the upper end surface of base main part is close to No. two rotatory clamp splice has a rotatory clamp splice. The welding clamp with good stability is provided with the first rotary clamping block, the movable clamp and the fastening seat, so that the stability of the clamp can be improved, and a better use prospect is brought.

Although the stability of the clamp can be improved, and a better use prospect is brought, the welding clamp in the technology is convenient for circumferential adjustment, so that multidirectional welding of welding parts is inconvenient to realize, and the practicability is reduced.

Disclosure of Invention

The utility model aims to provide a rotating structure of a rotating welding fixture for a welding robot, which drives a bidirectional screw rod to rotate through a forward and reverse motor and drives two fixed clamping plates to be close to each other under the action of threads of a threaded sleeve, so that a weldment to be welded is convenient to clamp and fix, and drives a driving shaft to rotate through a servo motor and drives a rotating shaft to rotate under the action of tooth meshing of a driving bevel gear and a driven bevel gear, so that the clamped weldment can be driven to circumferentially adjust, thereby greatly facilitating multidirectional welding of the weldment and improving the practicability of the welding fixture.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

a rotary structure of a rotary welding jig for a welding robot, comprising:

the edge of the bottom of the supporting shell is fixedly connected with a plurality of supporting legs which are arranged in an equidistant manner;

the rotating mechanism is arranged on the supporting shell and comprises a servo motor fixedly connected to the side face of the supporting shell, a driving shaft is fixedly connected to an output shaft of the servo motor, a driving bevel gear is fixedly connected to the end part of the driving shaft, the rotating mechanism further comprises a rotating shaft, the bottom of the rotating shaft is rotatably arranged at the center of the bottom of the inner wall of the supporting shell through a mounting bearing, the top of the rotating shaft movably penetrates through the supporting shell and extends to the upper side of the supporting shell, the rotating shaft is positioned in the supporting shell, and a driven bevel gear is fixedly connected to the position corresponding to the driving bevel gear;

the clamping mechanism comprises a mounting shell fixedly connected to the top of the driven bevel gear, a forward-reverse motor is fixedly connected to the side face of the mounting shell, a bidirectional screw is fixedly connected to an output shaft of the forward-reverse motor, two thread sleeves symmetrically arranged are connected to the bidirectional screw in a threaded manner, and a fixing clamping plate is fixedly connected to the top of each thread sleeve.

The rotary structure of the rotary welding fixture for the welding robot is characterized in that a limit bearing which is connected with the rotary shaft in a rotary mode is arranged at the top of the supporting shell and corresponds to the rotary shaft.

Above-mentioned welding robot is with revolution mechanic of rotation type welding jig, wherein, it installs spacing bearing bush to rotate on the drive shaft, just the bottom fixed connection of spacing bearing bush is in the bottom of supporting shell inner wall.

Above-mentioned welding robot is with revolution mechanic of rotation type welding jig, wherein, two-way screw rod keep away from the one end of positive and negative rotation motor is installed through spacing bearing rotation on the inner wall of installation shell.

Above-mentioned rotary structure of rotary type welding jig for welding robot, wherein, the equal fixedly connected with bracing piece in both sides of installation shell bottom, just the bottom of bracing piece pass through spacing ball with the top roll connection of supporting the shell.

Above-mentioned rotary structure of rotary welding jig for welding robot, wherein, the side fixedly connected with of fixed splint presss from both sides tight pad.

Above-mentioned welding robot is with revolution mechanic of rotation type welding jig, wherein, still fixedly connected with spacing slide bar on the inner wall of installation shell, sliding connection has two spacing sliding sleeves of symmetry setting on the spacing slide bar, the top of spacing sliding sleeve with the bottom fixed connection of thread bush.

The utility model has at least the following beneficial effects:

according to the rotary welding fixture for the welding robot, the rotary structure of the rotary welding fixture for the welding robot is realized, the forward and reverse motor drives the bidirectional screw rod to rotate, and the two fixed clamping plates are driven to be close to each other under the action of the threads of the threaded sleeve, so that welding parts to be welded are convenient to clamp and fix, the servo motor drives the driving shaft to rotate, and the driving shaft is driven to rotate under the action of tooth meshing of the driving bevel gear and the driven bevel gear, so that the clamped welding parts can be driven to circumferentially adjust, multidirectional welding of the welding parts is greatly facilitated, and the practicability of the welding fixture is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a schematic perspective view of a rotating structure of a rotary welding jig for a welding robot according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a rotary structure of a rotary welding jig for a welding robot according to the present utility model;

FIG. 3 is a schematic view of a rotating mechanism in a rotating structure of a rotary welding jig for a welding robot according to the present utility model;

fig. 4 is a schematic structural view of a clamping mechanism in a rotating structure of a rotary welding jig for a welding robot according to the present utility model.

Reference numerals illustrate:

1. a support case; 2. a rotation mechanism; 3. a clamping mechanism;

201. a servo motor; 202. a drive shaft; 203. a driving bevel gear; 204. a rotation shaft; 205. a driven bevel gear;

2021. limiting bearing sleeve;

301. a mounting shell; 302. a forward and reverse rotation motor; 303. a bidirectional screw; 304. a thread sleeve; 305. a fixed clamping plate;

3011. a support rod; 3031. a limit slide bar; 3032. a limit sliding sleeve; 3051. and (5) clamping the pad.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

Referring to fig. 1 to 4, a rotary structure of a rotary welding jig for a welding robot according to an embodiment of the utility model includes: the support shell 1 is fixedly connected with a plurality of support legs which are arranged in equal distance at the edge of the bottom of the support shell 1;

the rotating mechanism 2 is arranged on the supporting shell 1, the rotating mechanism 2 comprises a servo motor 201 fixedly connected to the side surface of the supporting shell 1, a driving shaft 202 is fixedly connected to an output shaft of the servo motor 201, a driving bevel gear 203 is fixedly connected to the end part of the driving shaft 202, the rotating mechanism 2 further comprises a rotating shaft 204, the bottom of the rotating shaft 204 is rotatably arranged at the center of the bottom of the inner wall of the supporting shell 1 through a mounting bearing, the top of the rotating shaft 204 movably penetrates through the supporting shell 1 and extends to the upper side of the supporting shell 1, the rotating shaft 204 is positioned in the supporting shell 1, and a driven bevel gear 205 is fixedly connected to the position corresponding to the driving bevel gear 203;

the clamping mechanism 3 comprises a mounting shell 301 fixedly connected to the top of the driven bevel gear 205, a forward and reverse rotation motor 302 is fixedly connected to the side surface of the mounting shell 301, a bidirectional screw 303 is fixedly connected to an output shaft of the forward and reverse rotation motor 302, two symmetrically arranged threaded sleeves 304 are connected to the bidirectional screw 303 in a threaded manner, and a fixing clamping plate 305 is fixedly connected to the top of the threaded sleeves 304;

through the adoption of the technical scheme, the bidirectional screw 303 is driven to rotate through the forward and reverse rotation motor 302, and the two fixing clamping plates 305 are driven to be close to each other under the action of the threads of the threaded sleeve 304, so that welding pieces to be welded are clamped and fixed conveniently, the driving shaft 202 is driven to rotate through the servo motor 201, and the rotating shaft 204 is driven to rotate under the meshing action of the teeth of the driving bevel gear 203 and the driven bevel gear 205, so that the clamped welding pieces can be driven to circumferentially adjust, multidirectional welding of the welding pieces is greatly facilitated, and the practicability of the welding fixture is improved.

Wherein, a limit bearing which is rotationally connected with the rotating shaft 204 is arranged at the top of the supporting shell 1 and corresponds to the position of the rotating shaft 204;

by adopting the above technical scheme, the stability of rotation of the rotation shaft 204 is increased.

The driving shaft 202 is rotatably provided with a limit bearing sleeve 2021, and the bottom of the limit bearing sleeve 2021 is fixedly connected to the bottom of the inner wall of the supporting shell 1;

by adopting the above technical scheme, the stability of rotation of the driving shaft 202 is increased.

One end of the bidirectional screw 303, which is far away from the forward and backward rotation motor 302, is rotatably mounted on the inner wall of the mounting shell 301 through a limit bearing;

by adopting the technical scheme, the stability of the rotation of the bidirectional screw is improved.

Wherein, the two sides of the bottom of the installation shell 301 are fixedly connected with a supporting rod 3011, and the bottom of the supporting rod 3011 is in rolling connection with the top of the supporting shell 1 through a limiting ball;

by adopting the above technical scheme, the stability of the circumferential rotation of the mounting case 301 is increased.

Wherein, the side surface of the fixed clamping plate 305 is fixedly connected with a clamping pad 3051;

by adopting the technical scheme, the stability of clamping the weldment to be welded is improved.

The inner wall of the installation shell 301 is also fixedly connected with a limit sliding rod 3031, two limit sliding sleeves 3032 symmetrically arranged are connected to the limit sliding rod 3031 in a sliding manner, and the top of the limit sliding sleeve 3032 is fixedly connected with the bottom of the threaded sleeve 304;

by adopting the technical scheme, the stability of the movement of the threaded sleeve is improved.

The working principle of the utility model is as follows: the bidirectional screw 303 is driven to rotate by the forward and reverse rotation motor 302, and the two fixing clamping plates 305 are driven to be close to each other under the action of the threads of the threaded sleeve 304, so that welding pieces to be welded are clamped and fixed conveniently, the driving shaft 202 is driven to rotate by the servo motor 201, and the rotating shaft 204 is driven to rotate under the meshing action of teeth of the driving bevel gear 203 and the driven bevel gear 205, so that the clamped welding pieces can be driven to carry out circumferential adjustment, multidirectional welding of the welding pieces is greatly facilitated, and the practicability of the welding fixture is improved.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a rotary structure of rotary welding jig for welding robot which characterized in that includes:

the support device comprises a support shell (1), wherein a plurality of support legs which are equidistantly arranged are fixedly connected to the edge of the bottom of the support shell (1);

the rotary mechanism (2) is installed on the supporting shell (1), the rotary mechanism (2) comprises a servo motor (201) fixedly connected to the side face of the supporting shell (1), a driving shaft (202) is fixedly connected to an output shaft of the servo motor (201), a driving bevel gear (203) is fixedly connected to the end portion of the driving shaft (202), the rotary mechanism (2) further comprises a rotary shaft (204), the bottom of the rotary shaft (204) is rotatably installed at the center of the bottom of the inner wall of the supporting shell (1) through an installation bearing, the top of the rotary shaft (204) movably penetrates through the supporting shell (1) and extends to the upper portion of the supporting shell (1), the rotary shaft (204) is located inside the supporting shell (1), and a driven bevel gear (205) is fixedly connected to the position corresponding to the driving bevel gear (203).

The clamping mechanism (3), the clamping mechanism (3) is in including fixed connection install shell (301) at driven bevel gear (205) top, the side fixedly connected with of install shell (301) is positive and negative to rotate motor (302), fixedly connected with bi-directional screw (303) on the output shaft of positive and negative rotation motor (302), threaded connection has two thread bush (304) that the symmetry set up on bi-directional screw (303), the top fixedly connected with fixed splint (305) of thread bush (304).

2. The rotary structure of a rotary welding jig for a welding robot according to claim 1, wherein: and a limit bearing which is rotationally connected with the rotating shaft (204) is arranged at the top of the supporting shell (1) and corresponds to the position of the rotating shaft (204).

3. The rotary structure of a rotary welding jig for a welding robot according to claim 2, wherein: the driving shaft (202) is rotatably provided with a limiting bearing sleeve (2021), and the bottom of the limiting bearing sleeve (2021) is fixedly connected to the bottom of the inner wall of the supporting shell (1).

4. A rotary structure of a rotary welding jig for a welding robot according to claim 3, wherein: one end of the bidirectional screw rod (303) far away from the forward and reverse rotation motor (302) is rotatably mounted on the inner wall of the mounting shell (301) through a limiting bearing.

5. The rotary structure of a rotary welding jig for a welding robot according to claim 4, wherein: both sides of installation shell (301) bottom are all fixedly connected with bracing piece (3011), just the bottom of bracing piece (3011) pass through spacing ball with the top roll connection of supporting shell (1).

6. The rotary structure of a rotary welding jig for a welding robot according to claim 5, wherein: the side of the fixed splint (305) is fixedly connected with a clamping pad (3051).

7. The rotary structure of a rotary welding jig for a welding robot according to claim 6, wherein: still fixedly connected with spacing slide bar (3031) on the inner wall of installation shell (301), two spacing sliding sleeves (3032) that sliding connection had the symmetry to set up on spacing slide bar (3031), the top of spacing sliding sleeve (3032) with the bottom fixed connection of thread bush (304).