CN214978761U

CN214978761U - Rotary tool for spot welding

Info

Publication number: CN214978761U
Application number: CN202120816763.9U
Authority: CN
Inventors: 朱云峰; 王震
Original assignee: Changzhou Huihui Machinery Technology Co ltd
Current assignee: Changzhou Huihui Machinery Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-03
Anticipated expiration: 2031-04-20

Abstract

The utility model provides a rotary tool for spot welding, which comprises a bottom plate, a supporting frame arranged on the bottom plate, a rotary base arranged on the supporting frame and a driving assembly arranged on the supporting frame, wherein the supporting frame is rotatably arranged on the bottom plate, the rotary base is rotatably arranged on the supporting frame, the driving assembly comprises a linkage shaft inserted in the rotary base, a driving gear fixedly arranged on the linkage shaft, a driven gear movably arranged on the supporting frame and a moving frame arranged in the supporting frame, a driving motor is arranged in the supporting frame, the driven gear is fixedly arranged on a rotating shaft of the driving motor, the moving frame supports the driving motor to move on the supporting frame until the driven gear is meshed with the driving gear, the driving motor is pushed against the driving motor by the moving frame and the driven gear is meshed to the driving gear, thereby realizing that the driving motor drives the rotary base to rotate, the rotation of the weldment relative to the welding gun is realized, and the operation efficiency of the circumferential welding seam is improved.

Description

Rotary tool for spot welding

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a spot welding is with rotatory frock.

Background

When using rotary-type anchor clamps centre gripping weldment, when the welding seam is the circumference form, need welder or anchor clamps to rotate at the in-process of spot welding, when the weldment is bulky, welder installs on robotic arm when the spot welding, and the user is through the spot welding route of controlling robotic arm's control welder, accomplishes the preparation of circumferential welding seam, and in above-mentioned process, because robotic arm's restriction to the welder is higher, the circumference degree that leads to the welding seam is not enough, influences spot welding efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: when the spot welding of the circumferential welding seam is carried out, the circumferential degree of the welding seam is not enough due to the control of the welding gun, and the spot welding efficiency is influenced.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a spot welding is with rotatory frock, is in including bottom plate, setting carriage, setting on the bottom plate are in rotating base on the carriage and installing drive assembly on the carriage, the rotatable installation of carriage is in on the bottom plate, rotating base rotationally installs on the carriage, drive assembly is including alternating universal driving shaft, fixed mounting in the rotating base are in driving gear, the mobilizable setting in the universal driving shaft are in driven gear on the carriage and installing removal frame in the carriage, install driving motor in the carriage, driven gear fixed mounting is in driving motor's the pivot, remove the frame and support and hold driving motor is in the carriage removes, until driven gear with the driving gear meshes mutually.

Furthermore, an accommodating cavity is formed in the supporting frame, the moving frame comprises a pushing cylinder fixedly installed in the accommodating cavity and a push plate movably installed in the accommodating cavity, the push plate is fixedly installed on a piston shaft of the pushing cylinder, and the push plate is further installed on the driving motor.

Furthermore, the driving assembly further comprises a protection plate arranged on the supporting frame, the protection plate covers the driven gear and the driving gear, an accommodating groove is formed in the protection plate, a movable bearing is slidably arranged in the accommodating groove, and the driven gear is arranged between the movable bearing and the driving motor in a supporting mode.

Furthermore, a driving shaft is inserted into a rotating shaft of the driving motor, the driving shaft is inserted into the movable bearing, and the driven gear is sleeved on the driving shaft.

Furthermore, a positioning nut is sleeved on the linkage shaft in a matching mode, and the position of the driven gear on the linkage shaft is limited by the positioning nut.

Furthermore, a bearing sleeve facing the supporting frame is convexly arranged on the protective plate, and the end part of the linkage shaft is rotatably inserted into the bearing sleeve.

Furthermore, one end of the linkage shaft is inserted into the rotary base in a key connection mode, a limiting step is arranged at the other end of the linkage shaft, and the driving gear is fixedly sleeved on the limiting step.

Furthermore, a pressing nut is further sleeved on the limiting step in a matched mode, and the pressing nut and the limiting step limit the position of the driving gear on the linkage shaft.

Further, fixed mounting has two stands on the bottom plate, the carriage is U type structure, rotatable the installing of carriage is two between the stand.

Furthermore, the supporting frame is provided with a mounting hole, a mounting seat is arranged on an orifice of the mounting hole, the rotating base is rotatably mounted on the mounting seat, and the linkage shaft rotatably penetrates through the mounting hole.

The beneficial effects of the utility model are that, it removes the frame to set up on the carriage, under removing the support effect of frame, driven gear can mesh with the driving gear, later through driving motor drive driven gear rotation, thereby can order about the driving gear rotation, the driving gear passes through the universal driving shaft and drives rotating base and rotate on the carriage, and weldment detachable installs to rotating base on, rotating base rotates the time, the relative welder of rotating base is followed to the weldment, weldment pivoted in-process, can accomplish the spot welding operation of circumference shape welding seam, and the relative welder of weldment rotates, can guarantee the circumference degree of welding seam, gear ratio through between driven gear and the driving gear, adjust rotating base's slew velocity, guarantee the spot welding efficiency of welding seam.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a perspective view of the rotary tool for spot welding of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view taken along A-A in FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a cross-sectional view taken along C-C of FIG. 2;

in the figure: the spot welding fixture comprises a rotary tool-100 for spot welding, a bottom plate-10, a rotary component-20, a supporting frame-30, a rotary base-40, a driving component-50, an upright post-110, a driving block-210, a linkage plate-220, a mounting hole-310, a mounting seat-311, a linkage shaft-510, a driving gear-520, a driven gear-530, a protection plate-540, a moving frame-550, a bearing sleeve-541, a limiting step-511, a pressing nut-512, a containing groove-541, a containing cavity-320, a moving bearing-542, a driving motor-521, a pushing cylinder-551, a pushing plate-552, a driving shaft-522, a positioning nut-523 and a bearing sleeve-541.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

As shown in fig. 1 to 5, the present invention provides a rotary tool 100 for spot welding, which comprises a base plate 10, a rotary component 20 mounted on the base plate 10, a support frame 30 disposed on the rotary component 20, a rotary base 40 disposed on the support frame 30, and a driving component 50 mounted on the support frame 30 corresponding to the rotary base 40.

As shown in fig. 1, 2 and 5, two upright columns 110 are fixedly mounted on the base plate 10, the rotating assembly 20 includes a driving block 210 fixedly mounted on the upright columns 110 and a linkage plate 220 mounted on the driving block 210, a rotating motor is arranged in the driving block 210, the linkage plate 220 is mounted on a rotating shaft of the rotating motor, the linkage plate 220 is mounted on two sides of the supporting frame 30 in a screw connection manner, a flange surface is opened on the linkage plate 220, and the linkage plate 220 is spliced with the supporting frame 30 in a flange surface butt joint manner. The support frame 30 is the U type frame structure of square column, and rotatable the installing in the indent opening of support frame 30 of rotating base 40, specifically, it has mounting hole 310 to open on the chamber wall of the opening inner chamber of support frame 30, and the drill way of mounting hole 310 is provided with mount pad 311, and mount pad 311 is the drum structure of step form, and mount pad 311 sets up on the chamber wall of the opening inner chamber of support frame 30, and rotating base 40 rotationally overlaps and establishes to mount pad 311. On weldment detachably installs to rotating base 40, start the rotating electrical machines in the drive block 210, the rotating electrical machines can drive carriage 30 through linkage plate 220 and rotate between two drive blocks 210, and carriage 30 drives the weldment through mount pad 311 and rotates, corresponds welder with suitable angle until the weldment, and the position of the relative welder of location weldment starts welder, carries out spot welding processing to the weldment.

As shown in fig. 1 to 4, the driving assembly 50 includes a linkage shaft 510 inserted into the mounting hole 310, a driving gear 520 sleeved on the linkage shaft 510, a driven gear 530 disposed at a side of the supporting frame 30, a protection plate 540 covering the driving gear 520 and the driven gear 530, and a moving frame 550 mounted in the supporting frame 30.

The universal driving shaft 510 is rotatably inserted into the supporting frame 30, the end of the universal driving shaft 510 is inserted into the rotary base 40 in a key connection mode, the driving gear 520 is fixedly sleeved on the universal driving shaft 510, the driven gear 530 and the driving gear 520 are meshed with each other, the protection plate 540 is installed on the supporting frame 30 in a U-shaped frame structure, the protection plate 540 is fixedly provided with a bearing sleeve 541, the universal driving shaft 510 is rotatably inserted into the bearing sleeve 541, a limiting step 511 is arranged on the universal driving shaft 510, the driving gear 520 is attached to the limiting step 511, a pressing nut 512 is further sleeved on the limiting step 511 in a matching mode, and the driving gear 520 is pressed and fixed on the limiting step 511 by the pressing nut 512. The driving gear 520 is clamped and fixed by the pressing nut 512 and the limiting step 511, and then the driving gear can drive the linkage shaft 510 to rotate.

The protection plate 540 is provided with an accommodating groove 541, the support frame 30 is provided with an accommodating cavity 320 corresponding to the accommodating groove 541, the driven gear 540 is arranged between the support frame 30 and the protection plate 540 corresponding to the accommodating cavity 320, specifically, a movable bearing 542 is movably arranged in the accommodating groove 541, a driving motor 521 is slidably arranged in the accommodating cavity 320, the driven gear 530 is assumed to be arranged between the driving motor 521 and the movable bearing 542, the driven gear 530 is fixedly arranged on a rotating shaft of the driving motor 321, the driven gear 530 can be driven to rotate in the protection plate 540 through the driving motor 521, and the driving gear 520 is driven to rotate, so that the rotating base 40 can be driven to rotate on the support frame 30.

The moving frame 550 includes a pushing cylinder 551 fixedly installed in the accommodating cavity 320 and a pushing plate 552 fixedly installed on a piston shaft of the pushing cylinder 331, a cylinder body of the pushing cylinder 551 is fixedly installed on a cavity wall of the accommodating cavity 320, the pushing plate 552 is fixedly installed on a machine body of the driving motor 521, when the pushing cylinder 551 is started, the driving motor 521 can be pushed by the pushing plate 552 to slide in the accommodating cavity 320, so that the driven gear 530 can be driven to move relative to the accommodating groove 541, a distance between the driven gear 530 and the driving gear 520 can be adjusted, and gears with different diameters can be replaced conveniently.

Preferably, a driving shaft 522 is inserted through a rotating shaft of the driving motor 521, one end of the driving shaft 522 is inserted through the rotating shaft of the driving motor 521 in a keyed connection manner, the other end of the driving shaft 522 is inserted through a movable bearing 542, a positioning nut 523 is further fittingly sleeved on the driving shaft 522, and the positioning nut 523 restricts the position of the driven gear 530 on the driving shaft 522.

Preferably, the protection plate 540 is further protruded with a bearing sleeve 541 facing the support frame 30, an end of the linkage shaft 510 is rotatably inserted into the bearing sleeve 541, and a relative position between the linkage shaft 510 and the driving gear 520 can be defined by the bearing sleeve 541.

The above-mentioned rotary tool 100 for spot welding is used by mounting a weldment on the rotary base 40, starting the driving motor, the linkage plate 220 drives the support frame 30 to rotate by a proper angle until the weldment in the support frame 30 corresponds to the welding gun by a proper angle, the driven gear 530 having the corresponding number of teeth is selected according to the weight of the weldment, the driven gear 530 is mounted on the driving shaft 522 by means of the set nut 523, and the pushing cylinder 551 is actuated to push the driving motor 521 and the driven gear 530 to move in the receiving cavity 320 through the pushing plate 552 until the driving gear 520 and the driven gear 530 are engaged with each other, the driving motor 521 is actuated, the driven gear 530 is controlled to rotate through the driving shaft 522, thereby driving the driving gear 520 to rotate, the driving gear 520 drives the rotating base 40 to rotate through the linkage shaft 510, thereby driving the weldment to rotate relative to the welding gun and assisting the manufacture of the circumferential weld on the weldment.

In the use process, the driven gear 530 can be meshed with the driving gear 520 under the pushing of the pushing cylinder 551, so that the corresponding driven gear 530 can be replaced according to the weldment, the torque of the driving motor 521 is reasonably utilized, the rotating speed of the driving motor 521 when the driving weldment rotates is ensured, and the efficiency of manufacturing the circumferential weld seam in the spot welding process is improved.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a rotatory frock is used in spot welding which characterized in that: including bottom plate, setting be in carriage on the bottom plate, setting are in rotating base on the carriage and installing drive assembly on the carriage, the rotatable installation of carriage is in on the bottom plate, rotating base rotationally installs on the carriage, drive assembly is including alternate universal driving gear, the mobilizable setting in the rotating base in universal driving shaft, mobilizable setting are in driven gear on the carriage and installing removal frame in the carriage, install driving motor in the carriage, driven gear fixed mounting is in driving motor's the pivot, removal frame supports holds driving motor is in the carriage removes until driven gear with the driving gear meshes mutually.

2. The rotary tool for spot welding according to claim 1, characterized in that: the supporting frame is provided with a containing cavity, the moving frame comprises a pushing cylinder fixedly arranged in the containing cavity and a push plate movably arranged in the containing cavity, the push plate is fixedly arranged on a piston shaft of the pushing cylinder, and the push plate is further arranged on the driving motor.

3. The rotary tool for spot welding according to claim 2, characterized in that: the driving assembly further comprises a protection plate arranged on the supporting frame, the protection plate covers the driven gear and the driving gear, an accommodating groove is formed in the protection plate, a movable bearing is slidably arranged in the accommodating groove, and the driven gear is arranged between the movable bearing and the driving motor in a supporting mode.

4. The rotary tool for spot welding according to claim 3, characterized in that: the driving shaft is inserted into the rotating shaft of the driving motor, the driving shaft is further inserted into the movable bearing, and the driven gear is sleeved on the driving shaft.

5. The rotary tool for spot welding according to claim 4, wherein: and a positioning nut is sleeved on the linkage shaft in a matching manner, and the positioning nut limits the position of the driven gear on the linkage shaft.

6. The rotary tool for spot welding according to claim 3, characterized in that: the protective plate is further convexly provided with a bearing sleeve facing the supporting frame, and the end part of the linkage shaft is rotatably inserted into the bearing sleeve.

7. The rotary tool for spot welding according to claim 1, characterized in that: one end of the linkage shaft is inserted into the rotary base in a key connection mode, a limiting step is arranged at the other end of the linkage shaft, and the driving gear is fixedly sleeved on the limiting step.

8. The rotary tool for spot welding according to claim 7, characterized in that: and the limiting step is also matched and sleeved with a pressing nut, and the pressing nut and the limiting step limit the position of the driving gear on the linkage shaft.

9. The rotary tool for spot welding according to claim 1, characterized in that: two stand columns are fixedly mounted on the bottom plate, the supporting frame is of a U-shaped structure, and the supporting frame is rotatably mounted between the two stand columns.

10. The rotary tool for spot welding according to claim 1, characterized in that: the supporting frame is provided with a mounting hole, a mounting seat is arranged on an orifice of the mounting hole, the rotating base is rotatably mounted on the mounting seat, and the linkage shaft rotatably penetrates through the mounting hole.