CN216990650U

CN216990650U - Semi-automatic nut welding machine

Info

Publication number: CN216990650U
Application number: CN202220722556.1U
Authority: CN
Inventors: 杨芝文; 杨芝广
Original assignee: Cangzhou Kaide Machinery Co ltd
Current assignee: Cangzhou Kaide Machinery Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-19
Anticipated expiration: 2032-03-30

Abstract

The utility model relates to the technical field of welding equipment, in particular to a semi-automatic nut welding machine; the machine replaces manual welding, so that the manual operation amount is reduced, and the welding quality of the nut and the disc is improved; the welding mechanism comprises a mounting frame, a first driving cylinder, a lifting seat, a second driving cylinder, a feeding seat, a gun seat and a welding gun, the mounting frame is fixedly mounted on the workbench, the first driving cylinder is fixedly mounted on the mounting frame, the lifting seat is arranged on the mounting frame in a vertically sliding manner, the output end of the first driving cylinder is fixedly connected with the lifting seat, the feeding seat is mounted at the bottom of the lifting seat in a front-back sliding manner, the second driving cylinder is fixedly mounted on the lifting seat, the output end of the second driving cylinder is fixedly connected with the feeding seat, the gun seat is fixedly mounted on the feeding seat, and the welding gun is fixedly mounted on the gun seat; the rotary placing mechanism comprises a rotary table and a rotary driving mechanism, and a polygonal placing groove is formed in the center of the top of the rotary table.

Description

Semi-automatic nut welding machine

Technical Field

The utility model relates to the technical field of welding equipment, in particular to a semi-automatic nut welding machine.

Background

As is well known, a semi-automatic nut welding machine is a device for full welding of nuts in the middle of a disc; the existing semi-automatic nut welding machine comprises a clamp and a welding gun; when the existing nut semi-automatic welding machine is used, a disc and a nut are placed on a clamp, and the nut is welded in the middle of the disc through a welding gun; present nut semi-automatic welding machine in use discovers, because of the nut is the polygon, when carrying out nut and disc welding, operating personnel need remove the adjustment, influences the welding efficiency of nut and disc, and manual welding holds that welder stability is not good, influences the welding quality of nut and disc, has certain use limitation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the semi-automatic nut welding machine which uses machinery to replace manual welding, reduces the manual operation amount and improves the welding quality of nuts and discs.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the welding mechanism comprises a mounting frame, a first driving cylinder, a lifting seat, a second driving cylinder, a feeding seat, a gun seat and a welding gun, wherein the mounting frame is fixedly mounted on the workbench, the first driving cylinder is fixedly mounted on the mounting frame, the lifting seat is arranged on the mounting frame in a vertically sliding manner, the output end of the first driving cylinder is fixedly connected with the lifting seat, the feeding seat is mounted at the bottom of the lifting seat in a front-back sliding manner, the second driving cylinder is fixedly mounted on the lifting seat, the output end of the second driving cylinder is fixedly connected with the feeding seat, the gun seat is fixedly mounted on the feeding seat, and the welding gun is fixedly mounted on the gun seat; the rotary placing mechanism comprises a rotary table and a rotary driving mechanism, the rotary table is rotatably arranged on the workbench, the rotary driving mechanism is fixedly arranged at the bottom of the workbench, the output end of the rotary driving mechanism is in transmission connection with the rotary table, and a polygonal placing groove is formed in the center of the top of the rotary table; the further rotation driving mechanism can adopt a driving motor independently, or adopt the driving motor and a gear transmission component, and the further driving motor preferably adopts a braking stepping motor; the polygonal placing groove is matched with the nut.

Preferably, the welding mechanism and the rotary placing mechanism are both two groups, and the two groups of welding mechanisms and the two groups of rotary placing mechanisms are symmetrically arranged on the workbench.

Preferably, still include unloading tilting mechanism, unloading tilting mechanism fixed mounting is in the workstation middle part, unloading tilting mechanism includes third driving cylinder, elevating platform, roll-over stand and two sets of centre gripping subassemblies, third driving cylinder fixed mounting is on the workstation, elevating platform fixed mounting is in the output of third driving cylinder, the roll-over stand is rotatable to be installed on the elevating platform, install the fourth driving cylinder that provides power for the roll-over stand rotation on the elevating platform, the output fixed mounting of fourth driving cylinder has the rack, fixed mounting has the gear with rack toothing on the roll-over stand, the centre gripping subassembly includes fifth driving cylinder and the grip block of fixed mounting in fifth driving cylinder output.

Preferably, three groups of positioning columns which are uniformly distributed in the circumferential direction are arranged on the rotary table.

Preferably, the gun base is rotatably provided with a clamp, and the clamp is fixedly arranged on the gun base through a bolt.

Preferably, the workbench is fixedly provided with an auxiliary frame, the rotary table is rotatably arranged on the auxiliary frame, and the auxiliary frame and the lifting platform are both provided with rubber buffer tables.

(III) advantageous effects

Compared with the prior art, the utility model provides a semi-automatic nut welding machine which has the following beneficial effects: this semi-automatic nut welding machine places the nut in the polygon standing groove, and the disc is placed on the revolving stage, welds a set of contact limit of nut and disc through welding mechanism, rotates actuating mechanism and drives the revolving stage rotation, and another treats welding edge and welder contact, realizes the full welding of nut and disc, replaces manual welding with machinery, reduces the manual operation volume, improves nut and disc welding quality.

Drawings

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

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1;

FIG. 6 is an enlarged partial view of FIG. 2 at B in accordance with the present invention;

in the drawings, the reference numbers: 1. a work table; 2. a mounting frame; 3. a first drive cylinder; 4. a lifting seat; 5. a second drive cylinder; 6. a feeding seat; 7. a gun seat; 8. a welding gun; 9. a turntable; 10. a rotation driving mechanism; 11. a polygonal placing groove; 12. a third drive cylinder; 13. a lifting platform; 14. a roll-over stand; 15. a fourth drive cylinder; 16. a rack; 17. a gear; 18. a clamping block; 19. a positioning column; 20. clamping; 21. a rubber cushion table; 22. and a fifth driving cylinder.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-6, the semi-automatic nut welding machine of the utility model comprises a workbench 1, a welding mechanism and a rotary placing mechanism, wherein the welding mechanism comprises an installation frame 2, a first driving cylinder 3, a lifting seat 4, a second driving cylinder 5, a feeding seat 6, a gun seat 7 and a welding gun 8, the installation frame 2 is fixedly arranged on the workbench 1, the first driving cylinder 3 is fixedly arranged on the installation frame 2, the lifting seat 4 is arranged on the installation frame 2 in a vertically sliding manner, the output end of the first driving cylinder 3 is fixedly connected with the lifting seat 4, the feeding seat 6 is arranged at the bottom of the lifting seat 4 in a front-back sliding manner, the second driving cylinder 5 is fixedly arranged on the lifting seat 4, the output end of the second driving cylinder 5 is fixedly connected with the feeding seat 6, the gun seat 7 is fixedly arranged on the feeding seat 6, and the welding gun 8 is fixedly arranged on the gun seat 7; the rotary placing mechanism comprises a rotary table 9 and a rotary driving mechanism 10, the rotary table 9 can be rotatably arranged on the workbench 1, the rotary driving mechanism 10 is fixedly arranged at the bottom of the workbench 1, the output end of the rotary driving mechanism 10 is in transmission connection with the rotary table 9, and a polygonal placing groove 11 is formed in the center of the top of the rotary table 9; the further rotation driving mechanism 10 can adopt a driving motor independently, or adopt a driving motor and gear 17 transmission component, and the further driving motor preferably adopts a braking stepping motor; the polygonal placing groove 11 is matched with the nut; and a braking stepping motor is adopted, so that the rotation angle of the rotary table 9 is adapted to the number of the edges of the nuts, the condition that the welding position of the welding gun 8 corresponds to the edge of the nut is met, and the parallel welding of the welding gun 8 to each edge of the nut is realized.

Specifically, the welding mechanisms and the rotary placing mechanisms are respectively provided with two groups, and the two groups of welding mechanisms and the two groups of rotary placing mechanisms are symmetrically arranged on the workbench 1; the two sets of welding mechanisms and the rotary placing mechanism are symmetrically arranged in two sets, double stations are adopted for synchronously welding the nut and the disc, and the welding efficiency of the nut and the disc can be improved.

The blanking turnover mechanism comprises a third driving cylinder 12, a lifting platform 13, a turnover frame 14 and two groups of clamping components, wherein the third driving cylinder 12 is fixedly arranged on the workbench 1, the lifting platform 13 is fixedly arranged at the output end of the third driving cylinder 12, the turnover frame 14 is rotatably arranged on the lifting platform 13, a fourth driving cylinder 15 for providing power for the rotation of the turnover frame 14 is arranged on the lifting platform 13, a rack 16 is fixedly arranged at the output end of the fourth driving cylinder 15, a gear 17 meshed with the rack 16 is fixedly arranged on the turnover frame 14, and the clamping components comprise a fifth driving cylinder 22 and a clamping block 18 fixedly arranged at the output end of the fifth driving cylinder 22; in the welding process of the disc and the nut, the upper part and the lower part of the disc and the nut are always required to be fully welded for production requirements; at the moment, the fifth driving cylinder 22 can be started, the output end of the fifth driving cylinder 22 extends, the clamping block 18 clamps and fixes the disc, the third driving cylinder 12 drives the lifting table 13 to rise to a certain height, the nut is separated from the polygonal placing groove 11, the output end of the fourth driving cylinder 15 extends, the disc is driven by the gear 17 and the rack 16, the turnover frame 14 is turned over for 180 degrees, the nut falls into the polygonal placing groove 11 on the other group of rotary table 9, the steps are repeated, full welding is carried out on the contact position of the other end face of the nut and the other end face of the disc, manual operation is not needed, the automation degree of equipment is improved, the manual operation amount is further reduced, and the welding quality of the nut and the disc is improved.

Specifically, three groups of positioning columns 19 which are uniformly distributed in the circumferential direction are arranged on the rotary table 9; the disc is placed between the three groups of positioning columns 19, so that the disc is limited, the accuracy of the relative position of the disc and the nut is guaranteed, and the welding accuracy of the disc and the nut is guaranteed.

Specifically, the gun base 7 is rotatably provided with a clamp 20, and the clamp 20 is fixedly arranged on the gun base 7 through a bolt; the clamp 20 is adjusted by rotating, and the adjusted clamp 20 is fixed by the bolt, so that the inclination angle of the welding gun 8 is changed, and the requirement of the inclination angle of the welding gun 8 during welding is met.

Specifically, an auxiliary frame is fixedly arranged on the workbench 1, the rotary table 9 can be rotatably arranged on the auxiliary frame, and rubber buffer tables 21 are arranged on the auxiliary frame and the lifting table 13; the rubber buffer table 21 can be used for bearing and buffering the impact force of the overturning frame 14, and the overturning frame 14 is prevented from being damaged due to overlarge impact force.

When the nut welding machine is used, nuts are placed in the polygonal placing groove 11, the disc is placed between the three groups of positioning columns 19 on the rotary table 9, the output end of the first driving cylinder 3 extends, the lifting seat 4 moves downwards, the welding end of the welding gun 8 is in contact with the positions to be welded of the nuts and the disc, the second driving cylinder 5 acts, the welding gun 8 moves in parallel along a group of edge lines of the nuts, after welding is finished, the driving mechanism 10 is rotated to drive the rotary table 9 to rotate for a certain angle and then brake, and the edges of the nuts and the disc are fully welded according to the steps; after the welding of the nut and the upper portion of the disc is finished, the fifth driving cylinder 22 can be started through the operation, the output end of the fifth driving cylinder 22 extends, the clamping block 18 clamps and fixes the disc, the third driving cylinder 12 drives the lifting table 13 to ascend by a certain height, the nut is separated from the polygonal placing groove 11, the output end of the fourth driving cylinder 15 extends, the nut is driven by the gear 17 and the rack 16, the turnover frame 14 is turned over for 180 degrees, the nut falls into the polygonal placing groove 11 on the other group of rotary tables 9, the steps are repeated, and the contact position of the nut and the other end face of the disc is fully welded.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A semi-automatic nut welding machine is characterized by comprising a workbench (1), a welding mechanism and a rotary placing mechanism;

the welding mechanism comprises a mounting frame (2), a first driving cylinder (3), a lifting seat (4), a second driving cylinder (5), a feeding seat (6), a gun seat (7) and a welding gun (8), the mounting rack (2) is fixedly arranged on the workbench (1), the first driving cylinder (3) is fixedly arranged on the mounting rack (2), the lifting seat (4) is arranged on the mounting rack (2) in a vertically sliding manner, the output end of the first driving cylinder (3) is fixedly connected with the lifting seat (4), the feeding seat (6) can be arranged at the bottom of the lifting seat (4) in a front-back sliding way, the second driving cylinder (5) is fixedly arranged on the lifting seat (4), the output end of the second driving cylinder (5) is fixedly connected with the feeding seat (6), the gun seat (7) is fixedly arranged on the feeding seat (6), and the welding gun (8) is fixedly arranged on the gun seat (7);

the rotary placing mechanism comprises a rotary table (9) and a rotary driving mechanism (10), the rotary table (9) can be rotatably installed on the workbench (1), the rotary driving mechanism (10) is fixedly installed at the bottom of the workbench (1), the output end of the rotary driving mechanism (10) is in transmission connection with the rotary table (9), and a polygonal placing groove (11) is formed in the center of the top of the rotary table (9).

2. The semi-automatic nut welding machine according to claim 1, characterized in that the welding mechanism and the rotation placing mechanism are two groups, and the two groups of welding mechanisms and the two groups of rotation placing mechanisms are symmetrically arranged on the workbench (1).

3. The semi-automatic nut welding machine according to claim 2, characterized by further comprising a blanking turnover mechanism, wherein the blanking turnover mechanism is fixedly arranged in the middle of the workbench (1), the blanking turnover mechanism comprises a third driving cylinder (12), a lifting platform (13), a turnover frame (14) and two sets of clamping components, the third driving cylinder (12) is fixedly arranged on the workbench (1), the lifting platform (13) is fixedly arranged at the output end of the third driving cylinder (12), the turnover frame (14) is rotatably arranged on the lifting platform (13), a fourth driving cylinder (15) for providing power for the rotation of the turnover frame (14) is arranged on the lifting platform (13), a rack (16) is fixedly arranged at the output end of the fourth driving cylinder (15), and a gear (17) meshed with the rack (16) is fixedly arranged on the turnover frame (14), the clamping assembly comprises a fifth driving cylinder (22) and a clamping block (18) fixedly arranged at the output end of the fifth driving cylinder (22).

4. The semi-automatic nut welding machine according to claim 3, characterized in that three groups of positioning columns (19) are circumferentially and uniformly distributed on the rotary table (9).

5. The semi-automatic nut welding machine according to claim 4, characterized in that a clamp (20) is rotatably mounted on the gun base (7), and the clamp (20) is fixedly mounted on the gun base (7) through a bolt.

6. The semi-automatic nut welding machine according to claim 5, characterized in that an auxiliary frame is fixedly arranged on the workbench (1), the rotary table (9) is rotatably arranged on the auxiliary frame, and rubber buffer tables (21) are arranged on the auxiliary frame and the lifting table (13).