CN219274783U

CN219274783U - Friction stir welding machine

Info

Publication number: CN219274783U
Application number: CN202320121175.2U
Authority: CN
Inventors: 林永峰; 林航; 时金山
Original assignee: Luoyang Erik Mechanical Equipment Technology Co ltd
Current assignee: Luoyang Erik Mechanical Equipment Technology Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-06-30
Anticipated expiration: 2033-01-13

Abstract

The utility model discloses a friction stir welding machine, which comprises a bottom plate, a placing mechanism, a friction welding mechanism and a friction welding mechanism, wherein the placing mechanism is used for placing plates to be welded and can clamp the plates; the device is connected with the sliding frame through the third threaded shaft in a threaded manner, when the third threaded shaft rotates, the friction stir welding head under the sliding frame is driven to move, when the plate is an inclined welding line, when the second threaded shaft drives two ends of the friction stir welding head under the threaded plate to move, the speed regulating motor is regulated to a proper rotating speed, the third threaded shaft is driven to rotate, and accordingly the friction stir welding head is driven to move forwards and backwards, the moving track of the friction stir welding head is inclined, and accordingly the device can stir friction welding treatment on the plate with the inclined welding line.

Description

Friction stir welding machine

Technical Field

The utility model relates to the technical field of friction stir welding, in particular to a friction stir welding machine.

Background

Friction stir welding refers to the process of using heat generated by friction between a welding tool rotating at a high speed and a workpiece to locally melt a welded material, and when the welding tool moves forwards along a welding interface, the plasticized material flows from the front part to the rear part of the welding tool under the action of the rotating friction force of the welding tool, and a compact solid-phase welding seam is formed under the extrusion of the welding tool.

The utility model provides a small-size friction stir welding equipment of current patent publication No. CN216632993U, includes base, friction stir welding support, installation steel sheet and a plurality of clamping mechanism, friction stir welding support fixed mounting is on the base, install friction stir welding cutter arbor on the friction stir welding support, the installation steel sheet pass through servo motor slidable mounting in on the base, and be located friction stir welding cutter arbor below, a plurality of clamping mechanism install in on the installation steel sheet, and be close to the edge of installation steel sheet, clamping mechanism includes fixture block, pneumatic cylinder and adjusting part, the fixture block passes through adjusting part and is connected with the installation steel sheet, form the draw-in groove that is used for installing the work piece of waiting to weld between fixture block and the installation steel sheet, the pneumatic cylinder is installed in one side that the fixture block is close to the draw-in groove, the flexible end of pneumatic cylinder and the work piece butt of waiting to weld.

Because a large amount of force can be produced to the in-process that carries out friction stir welding to panel, if friction stir welding's clamping mechanism clamping force is not enough will lead to welded panel to appear the phenomenon of slope, through the setting of elastic rubber and bump, can improve the frictional force size of flexible end and waiting to weld the work piece contact, thereby make the panel that waits friction stir welding fix, thereby solve above-mentioned problem, but this device can only carry out friction stir welding to straight-line welding seam, and if need weld two transverse and vertical welding seams of panel, need with panel refastenability clamp, thereby influence machining efficiency.

Disclosure of Invention

The present utility model has been made to solve the above-described problems, and an object of the present utility model is to provide a friction stir welding machine.

The technical scheme adopted by the utility model is as follows:

a friction stir welding machine comprises a bottom plate, a placing mechanism, a friction welding mechanism and a welding mechanism, wherein the placing mechanism is used for placing plates to be welded and can clamp the plates;

the placing mechanism is arranged at the upper end of the bottom plate, and the friction welding mechanism is arranged at the periphery of the placing mechanism;

the friction welding mechanism comprises a fixing frame, the fixing frame sets up mechanism one side of placing, just the fixing frame with the bottom plate is fixed, the mount upper end is fixed with first connecting plate, the second motor is installed to first connecting plate one end, the second motor output passes first connecting plate, and the outside shaft coupling of output has the second screw shaft, second screw shaft one end is provided with the second connecting plate, the side is provided with the sliding plate around placing the mechanism, the sliding plate upper end is fixed with the fixed plate, the fixed plate upper end is fixed with two screw plates, the speed motor is installed to the fixed plate front end, speed motor output shaft coupling is connected with the third screw shaft, the peripheral threaded connection of third screw shaft has the carriage, the carriage lower extreme is fixed with electric telescopic column, electric telescopic column flexible end installs high-speed motor, high-speed motor output shaft coupling is connected with friction stir welding head.

Preferably: the placing mechanism comprises a placing plate, the placing plate is fixed at the upper end of the bottom plate, two first threaded shafts are arranged inside the placing plate, two limiting shafts are arranged on one side of each first threaded shaft, the limiting shafts are fixed with the placing plate, clamping plates are connected with the periphery of each first threaded shaft through threads, and a first motor is connected with a first threaded shaft input end coupler.

Preferably: the second threaded shaft is connected with the second connecting plate bearing.

Preferably: the sliding plate is in sliding fit with the bottom plate, and the threaded plate is in threaded connection with the second threaded shaft.

Preferably: and the third threaded shaft is connected with the fixed plate bearing.

Preferably: the first threaded shaft is connected with the placing plate bearing, and the limiting shaft is in sliding fit with the clamping plate.

The beneficial effects are that: the device is connected with the sliding frame through the third threaded shaft in a threaded manner, when the third threaded shaft rotates, the friction stir welding head under the sliding frame is driven to move, when the plate is an inclined welding line, when the second threaded shaft drives two ends of the friction stir welding head under the threaded plate to move, the speed regulating motor is regulated to a proper rotating speed, the third threaded shaft is driven to rotate, and accordingly the friction stir welding head is driven to move forwards and backwards, the moving track of the friction stir welding head is inclined, and accordingly the device can stir friction welding treatment on the plate with the inclined welding line.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is an isometric view of a friction stir welding machine according to the present utility model;

FIG. 2 is a front view of a friction stir welding machine according to the present utility model;

FIG. 3 is a schematic view of a placement mechanism of a friction stir welding machine according to the present utility model;

FIG. 4 is a schematic illustration of a friction stir welding mechanism according to the present utility model;

FIG. 5 is a schematic view of a friction stir welding assembly of a friction stir welding machine according to the present utility model.

The reference numerals are explained as follows:

1. a bottom plate; 2. a placement mechanism; 21. placing a plate; 22. a first threaded shaft; 23. a limiting shaft; 24. a clamping plate; 25. a first motor; 3. a friction welding mechanism; 31. a fixing frame; 32. a first connection plate; 33. a second motor; 34. a second threaded shaft; 35. a second connecting plate; 36. a sliding plate; 37. a fixing plate; 38. a thread plate; 39. a speed regulating motor; 310. a third threaded shaft; 311. a carriage; 312. an electric telescopic column; 313. a high-speed motor; 314. friction stir welding joint.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships as described based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further illustrated by the following examples in connection with the accompanying drawings.

As shown in fig. 1 to 5, a friction stir welding machine comprises a bottom plate 1, a placing mechanism 2 for placing a plate to be welded and capable of clamping the plate, and a friction welding mechanism 3 capable of friction welding an inclined weld joint;

the placing mechanism 2 is arranged at the upper end of the bottom plate 1, and the friction welding mechanism 3 is arranged at the periphery of the placing mechanism 2.

In this embodiment, the placement mechanism 2 includes a placement plate 21, the placement plate 21 is welded at the upper end of the bottom plate 1, two first threaded shafts 22 are connected to an inner bearing of the placement plate 21, so that the first threaded shafts 22 have good rotatability, two limiting shafts 23 are arranged on one side of the first threaded shafts 22, the limiting shafts 23 are welded with the placement plate 21, a clamping plate 24 is connected to the periphery of the first threaded shafts 22 in a threaded manner, the limiting shafts 23 are in sliding fit with the clamping plate 24, the limiting shafts 23 limit the clamping plate 24, a first motor 25 is connected to an input end coupler of the first threaded shafts 22, and the first motor 25 can drive the first threaded shafts 22 to rotate.

In the embodiment, the friction welding mechanism 3 comprises a fixed frame 31, the fixed frame 31 is arranged on one side of the placing mechanism 2, the fixed frame 31 is welded with the bottom plate 1, a first connecting plate 32 is welded at the upper end of the fixed frame 31, a second motor 33 is arranged at one end of the first connecting plate 32, the output end of the second motor 33 passes through the first connecting plate 32, a second threaded shaft 34 is connected with an external coupler of the output end, one end bearing of the second threaded shaft 34 is connected with a second connecting plate 35, the second connecting plate 35 has good rotatability, sliding plates 36 are arranged at the front side and the rear side of the placing mechanism 2, the sliding plates 36 are in sliding fit with the bottom plate 1, the sliding plates 36 have good mobility, a fixed plate 37 is welded at the upper end of the sliding plates 36, the upper end of the fixed plate 37 is welded with two threaded plates 38, the threaded plates 38 are in threaded connection with the second threaded shaft 34, the sliding plate 36 can be driven to move when the second threaded shaft 34 rotates, the front end of the fixed plate 37 is provided with a speed regulating motor 39, an output end coupler of the speed regulating motor 39 is connected with a third threaded shaft 310, the third threaded shaft 310 is in bearing connection with the fixed plate 37, the third threaded shaft 310 has good rotatability, the periphery of the third threaded shaft 310 is in threaded connection with a sliding frame 311, the lower end of the sliding frame 311 is in threaded connection with an electric telescopic column 312, the telescopic end of the electric telescopic column 312 is provided with a high-speed motor 313, and the output end coupler of the high-speed motor 313 is connected with a friction stir welding head 314, so that the device performs friction stir welding on plates.

Working principle: after a plate to be subjected to friction stir welding is aligned to the placing plate 21, the first motor 25 is started, the first motor 25 drives the first threaded shaft 22 to rotate, the clamping plate 24 is enabled to move through threaded connection of the first threaded shaft 22 and the clamping plate 24 and sliding fit of the limiting shaft 23 and the clamping plate 24, the plate is clamped, the speed regulating motor 39 is started, the speed regulating motor 39 drives the third threaded shaft 310 to rotate, the friction stir welding head 314 is enabled to move to a proper position, the starting device is started, the second motor 33 drives the second threaded shaft 34 to rotate, the friction stir welding head 314 is driven to move, meanwhile, the electric telescopic column 312 drives the friction stir welding head 314 to descend, the high-speed motor 313 drives the friction stir welding head 314 to rotate at a high speed, after the friction stir welding head 314 contacts the plate, friction stir welding treatment is carried out on the plate, if the welding line is inclined, the rotation speed of the speed regulating motor 39 is regulated, and the speed regulating motor 39 is started to drive the third threaded shaft 310 to rotate, and therefore the running track of the friction stir welding head 314 is enabled to be the inclined line.

While the preferred embodiments of the present utility model have been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims

1. The utility model provides a friction stir welding machine, includes bottom plate (1), is used for placing to wait welded panel and can press from both sides tight placement machine construct (2) to panel, its characterized in that: the welding machine also comprises a friction welding mechanism (3) capable of friction welding the inclined welding line;

the placing mechanism (2) is arranged at the upper end of the bottom plate (1), and the friction welding mechanism (3) is arranged at the periphery of the placing mechanism (2);

the friction welding mechanism (3) comprises a fixing frame (31), the fixing frame (31) is arranged on one side of the placement mechanism (2), the fixing frame (31) is fixed with the bottom plate (1), a first connecting plate (32) is fixed at the upper end of the fixing frame (31), a second motor (33) is installed at one end of the first connecting plate (32), the output end of the second motor (33) penetrates through the first connecting plate (32), a second threaded shaft (34) is connected with an external coupling of the output end, one end of the second threaded shaft (34) is provided with a second connecting plate (35), a sliding plate (36) is arranged on the front side and the rear side of the placement mechanism (2), a fixed plate (37) is fixed at the upper end of the sliding plate (36), two threaded plates (38) are fixed at the upper end of the fixed plate (37), a speed regulating motor (39) is installed at the front end of the fixed plate (37), a third threaded shaft (310) is connected with an output coupling of the speed regulating motor (39), a sliding frame (311) is connected with a sliding shaft (311) in a peripheral mode, a telescopic column (313) is installed at the lower end of the electric sliding frame (312), and a friction stir welding head (314) is connected with an output end coupler of the high-speed motor (313).

2. A friction stir welding machine according to claim 1 wherein: placement mechanism (2) are including placing board (21), place board (21) and fix bottom plate (1) upper end, place inside two first screw thread axle (22) that are provided with of board (21), first screw thread axle (22) one side is provided with two spacing axle (23), just spacing axle (23) with place board (21) and fix, first screw thread axle (22) peripheral threaded connection has clamping plate (24), first screw thread axle (22) input coupling is connected with first motor (25).

3. A friction stir welding machine according to claim 1 wherein: the second threaded shaft (34) is in bearing connection with the second connecting plate (35).

4. A friction stir welding machine according to claim 1 wherein: the sliding plate (36) is in sliding fit with the bottom plate (1), and the threaded plate (38) is in threaded connection with the second threaded shaft (34).

5. A friction stir welding machine according to claim 1 wherein: the third threaded shaft (310) is in bearing connection with the fixing plate (37).

6. A friction stir welding machine according to claim 2 wherein: the first threaded shaft (22) is in bearing connection with the placing plate (21), and the limiting shaft (23) is in sliding fit with the clamping plate (24).