CN211564887U

CN211564887U - Welding device for bucket rod shaft sleeve

Info

Publication number: CN211564887U
Application number: CN201921395366.8U
Authority: CN
Inventors: 刘虎
Original assignee: Shandong Marine Structural Parts Manufacturing Co ltd
Current assignee: Shandong Marine Structural Parts Manufacturing Co ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-09-25
Anticipated expiration: 2029-08-23

Abstract

The utility model relates to a welding device for bucket rod shaft sleeves, which comprises a workbench, wherein a rotary driving device is arranged on one side above the workbench and is connected with a first conical support piece, and the rotary driving device can drive the first conical support piece to rotate; first toper support piece's axis level is arranged, first toper support piece has the one end of tapering and deviates from the rotation driving device setting, the opposite side of workstation is equipped with back tailstock, back tailstock is close to one side of first toper support piece and installs second toper support piece, second toper support piece has the one end of tapering and sets up towards first toper piece, distance between back tailstock and the rotation driving device can be adjusted and fixed, welder is located at the middle part of workstation. The utility model discloses can freely switch between general work piece welding and the welding of axle sleeve class spare part, can adapt to not unidimensional axle sleeve class part welding.

Description

Welding device for bucket rod shaft sleeve

Technical Field

The utility model belongs to the technical field of the machine tooling, concretely relates to bucket rod axle sleeve welding set.

Background

The inventor knows that automatic welding of a customized special machine is generally adopted for forming and welding excavator bucket rod movable arm shaft sleeve parts at present, but the defects that the shaft sleeve parts are different in size, the customized special machine is high in cost and long in period, the size is large, and the workshop operation space is occupied are overcome. For small enterprises, a flexible and economic welding device is available, the welding device can be freely switched between general workpiece welding and shaft sleeve part welding, the labor intensity of manual welding can be reduced under the condition of meeting welding requirements, the welding stability and the welding efficiency are improved, and the use cost is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dipper axle sleeve welding set can freely switch between general work piece welding and axle sleeve class spare part welding, can adapt to not unidimensional axle sleeve class part welding.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a bucket rod axle sleeve welding set, includes the workstation, top one side of workstation is equipped with rotary drive device, rotary drive device is connected with first toper support piece, rotary drive device can drive first toper support piece and rotate.

The axis of the first conical support is horizontally arranged, and one end of the first conical support with the taper is arranged away from the rotary driving device; a rear tailstock is arranged on the other side of the workbench, a second conical support is arranged on one side, close to the first conical support, of the rear tailstock, and one end, with a taper, of the second conical support faces the first conical support; the distance between the rear tailstock and the rotary driving device can be adjusted and fixed; and the middle part of the workbench is provided with a welding gun.

Further, the welding gun is connected with a universal clamping device, and the bottom end of the universal clamping device is fixedly connected with the workbench.

Further, be equipped with the screw in the back tailstock, be equipped with the threaded rod in the screw, the threaded rod is close to second toper support piece's one end and second toper support piece fixed connection, the threaded rod deviates from second toper support piece's one end and hand wheel fixed connection.

Furthermore, a plurality of first threaded holes are formed in the workbench, a second threaded hole matched with the first threaded hole is formed in a supporting plate at the lower portion of the rear tailstock, and the second threaded hole can be matched and fixed with different first threaded holes to change the distance between the rear tailstock and the rotary driving device.

Further, the rotation driving device comprises an electromagnetic braking motor, an output shaft of the electromagnetic braking motor is connected with an input end of a speed reducer, and an output end of the speed reducer is connected with the first conical supporting piece.

The utility model has the advantages that:

1) the first conical part is driven by the rotary driving part, and when the shaft sleeve type workpieces are clamped by the first conical part and the second conical part, the workpieces can be driven to rotate by the first conical part, so that the rotary welding of a plurality of shaft sleeve type parts is realized.

2) By adopting the universal clamping device, the nozzle of the welding gun can be close to a gap to be welded through rotary motion, and welding is realized.

3) By adopting the matching of the threaded rod and the screw hole, the distance between the first conical supporting piece and the second conical piece can be changed by rotating the hand wheel, so that the shaft sleeve type workpiece is conveniently filled and clamped.

4) The mode that different first threaded holes and second threaded holes are matched for use is adopted, the rear tailstock can be moved to enable the rear tailstock to be close to or far away from the rotary driving device, and then the maximum distance between the first conical part and the second conical part is changed.

5) By adopting the electromagnetic braking motor, the motor can be locked after power failure, so that the first conical supporting piece and the rotary driving device are synchronously started or braked.

Drawings

The accompanying drawings, which 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 are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention.

In the figure: 1. a work table; 2. a rotation driving device; 3. a lathe chuck; 4. a first conical support; 5. a workpiece; 6. a welding gun; 7. a universal clamping device; 8. a second conical support; 9. a rear tailstock; 10. a hand wheel; 11. an electric cabinet; 12. a foot switch.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

In a typical embodiment of the present invention, as shown in fig. 1, a welding device for a bucket rod shaft sleeve includes a workbench, a rotary driving device 2 is disposed on one side above the workbench, the rotary driving device 2 is connected to a first conical support member 4, and the rotary driving device 2 can drive the first conical support member 4 to rotate;

the axis of said first conical support 4 is arranged horizontally, the end of said first conical support 4 having a taper being arranged facing away from the rotary drive 2;

a rear tailstock 9 is arranged on the other side of the workbench, a second conical support is installed on one side, close to the first conical support 4, of the rear tailstock 9, and one end, with a taper, of the second conical support 8 faces the first conical support; the distance between the rear tailstock 9 and the rotary driving device 2 can be adjusted and fixed; and the middle part of the workbench is arranged on the welding gun 6. The welding gun 6 is connected with the universal clamping device 7, and the bottom end of the universal clamping device 7 is fixedly connected with the workbench.

Further, be equipped with the screw in the back tailstock 9, be equipped with the threaded rod in the screw, the threaded rod is close to second toper support piece 8's one end and second toper support piece 8 fixed connection, the threaded rod deviates from second toper support piece 8's one end and hand wheel 10 fixed connection.

Further, be equipped with a plurality of first screw holes on the workstation, the backup pad of back tailstock 9 lower part is equipped with the second screw hole with first screw hole complex, the second screw hole can cooperate and fix with different first screw holes in order to change the distance between back tailstock 9 and the rotary drive device 2.

Further, the rotation driving device 2 includes an electromagnetic braking motor, an output shaft of the electromagnetic braking motor is connected with an input end of a speed reducer, and an output end of the speed reducer is connected with the first conical support member 4.

Specifically, the output shaft of the speed reducer is fixedly connected with a lathe chuck 3, and the lathe chuck 3 is used for clamping the first conical support.

In other embodiments, the rotation driving device 2 may be a stepping motor, and may be a rotary air cylinder or a rotary hydraulic cylinder.

Further, the bottom of workstation is equipped with foot switch 12, the middle part of workstation is equipped with electric cabinet 11, foot switch 12 and electric cabinet 11 signal connection, electric cabinet 11 can control opening of rotary drive device 2 and stop.

Specifically, a normally closed contact or a normally open contact of the relay in the electric cabinet 11 is arranged in a driving circuit of the electromagnetic braking motor, and the on-off of the driving circuit is controlled so as to achieve the purpose of controlling the start-stop of the electric cabinet 11.

The arrangement of the circuit structure of this part can be set by a person skilled in the art at his discretion, and will not be described here in detail, but should not be considered as being clear.

Further, universal strutting arrangement includes the bracing piece of fixed mounting in the workstation upper surface, the fixed universal ball supporting seat that is equipped with in middle part of bracing piece, be equipped with universal ball in the universal ball supporting seat, universal ball and connecting rod fixed connection, be equipped with clamping device on the connecting rod.

Further, a clamping space is formed between the first conical support 4 and the second conical support 8, and the tapers of the first conical support 4 and the second conical support 8 are the same.

The working principle is as follows: when the device is used, the bolt between the rear tailstock 9 and the workbench is loosened and taken out, then the rear tailstock 9 is moved, the distance between the rear tailstock 9 and the rotary driving device 2 is changed to a suitable value, and the suitable value enables the first conical support 4 and the second conical support 8 to realize the filling and clamping of the shaft sleeve type workpiece 5.

At this time, the second threaded hole on the rear tailstock 9 is aligned with the corresponding first threaded hole on the workbench, and the two are fixed by using a bolt.

The handwheel 10 is then rotated so that the distance between the second conical support 8 and the first conical support 4 is greater than the length of the workpiece 5 to be welded. And spot welding and fixing a plurality of shaft sleeve type parts into a workpiece 5 with a cylindrical structure. One end of which is in contact with a first conical support 4; the handwheel 10 is rotated reversely, and the second conical supporting piece 8 is close to the workpiece 5 and tightly pressed against the other end surface of the workpiece 5.

And starting an electromagnetic brake motor, slowly rotating the workpiece 5, and welding the gap between the adjacent shaft sleeve parts by using a welding gun 6.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. The welding device for the bucket rod shaft sleeve is characterized by comprising a workbench, wherein a rotary driving device is arranged on one side above the workbench and connected with a first conical supporting piece, and the rotary driving device can drive the first conical supporting piece to rotate;

the axis of the first conical support is horizontally arranged, and one end of the first conical support with the taper is arranged away from the rotary driving device;

a rear tailstock is arranged on the other side of the workbench, a second conical support is arranged on one side, close to the first conical support, of the rear tailstock, and one end, with a taper, of the second conical support faces the first conical support;

the distance between the rear tailstock and the rotary driving device can be adjusted and fixed;

a welding gun is arranged in the middle of the workbench;

a screw hole is formed in the rear tailstock, a threaded rod is arranged in the screw hole, one end, close to the second conical supporting piece, of the threaded rod is fixedly connected with the second conical supporting piece, and one end, away from the second conical supporting piece, of the threaded rod is fixedly connected with a hand wheel;

the rear tailstock structure comprises a workbench, and is characterized in that a plurality of first threaded holes are formed in the workbench, a supporting plate at the lower part of the rear tailstock is provided with second threaded holes matched with the first threaded holes, and the second threaded holes can be matched and fixed with different first threaded holes to change the distance between the rear tailstock and a rotary driving device.

2. The bucket rod bushing welding device of claim 1, wherein the welding gun is connected to a universal clamping device, and a bottom end of the universal clamping device is fixedly connected to the workbench.

3. The bucket rod bushing welding device of claim 1, wherein the rotary drive device comprises an electromagnetic brake motor, an output shaft of the electromagnetic brake motor is connected to an input end of a speed reducer, and an output end of the speed reducer is connected to the first tapered support member.

4. The bucket rod shaft sleeve welding device according to claim 1, wherein a foot switch is arranged at the bottom end of the workbench, an electric cabinet is arranged in the middle of the workbench, the foot switch is in signal connection with the electric cabinet, and the electric cabinet can control the rotation driving device to be started or stopped.

5. The bucket rod shaft sleeve welding device of claim 2, further comprising a universal supporting device, wherein the universal supporting device comprises a supporting rod fixedly mounted on the upper surface of the workbench, a universal ball supporting seat is fixedly arranged in the middle of the supporting rod, a universal ball is arranged in the universal ball supporting seat, the universal ball is fixedly connected with a connecting rod, and a clamping device is arranged on the connecting rod.

6. The bucket rod bushing welding device of claim 1, wherein a clamping space is formed between the first conical support and the second conical support, and the first conical support and the second conical support have the same taper.