Thick plate copper-aluminum dissimilar metal friction stir welding back heating device

Abstract

The utility model discloses a thick plate copper-aluminum dissimilar metal friction stir welding back heating device which comprises a heating furnace and is characterized in that a first installation frame is fixedly arranged at the upper end of the heating furnace, a base plate is arranged in the middle of the first installation frame in a sliding mode, and installation blocks are arranged on the two sides of the base plate and located in the first installation frame in a sliding mode. A second mounting frame is arranged above the first mounting frame, the first mounting frame and the second mounting frame are connected through a lifting assembly, and the lifting assembly is composed of a sliding rail, a second connecting rod, a mounting plate and a second locking block. The thick plate copper-aluminum dissimilar metal friction stir welding back heating device has the advantages that before a workpiece is machined, mounting blocks of different specifications can be replaced according to actual requirements so as to adjust the height of the base plate; by means of combination and height adaptation of the multiple base plates, the shape of the platform at the heating position can be flexibly changed, it is ensured that in the workpiece machining process, the heating platform can be tightly attached to the outline of a workpiece, and conformal heating is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of friction stir welding, specifically to a thick plate copper aluminum dissimilar metal friction stir welding back heating device. BACKGROUND

[0002] In the patent application no. 201821091675.1, it includes a electromagnetic stove, a support frame (component), and a ceramic panel (component). The advantages are: quickly and efficiently converting electrical energy into heat energy, achieving synchronous movement of the heating area and the welding area, good heat transfer effect, easy intelligent heating control, safe and environmentally friendly, and convenient to use.

[0003] In the prior art including the above-mentioned patent, when auxiliary heating is performed on the metal plate, it is not convenient to adapt to metal plates of different shapes, and when processing a long metal plate, the device needs to be unloaded, thereby not facilitating the acceleration of the working efficiency of the device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a thick plate copper aluminum dissimilar metal friction stir welding back heating device to solve the problem of not being able to process irregularly shaped metal plates well in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a thick plate copper aluminum dissimilar metal friction stir welding back heating device, comprising a heating furnace, characterized in that: the upper end of the heating furnace is fixedly provided with a mounting bracket one, and the middle part of the mounting bracket one is slidably provided with a backing plate, the two sides of the backing plate are slidably provided with mounting blocks in the interior of the mounting bracket one, the upper part of the mounting bracket one is provided with a mounting bracket two, the mounting bracket one and the mounting bracket two are connected through a lifting assembly, and the lifting assembly is composed of a sliding rail, a connecting rod two, a mounting plate, and a lock block two.

[0006] Further, one side of the mounting block is provided with a clamping groove through the mounting bracket one, and the clamping groove is arc-shaped, the mounting block is L-shaped, and the middle part of the temple of the mounting block is rotatably provided with a lock block one.

[0007] Further, the inside lower end of the lock block one is fixedly provided with a spring, and the upper end of the spring is fixedly provided with a connecting rod one, the connecting rod one is slidably connected with the lock block one, and the lower end of the connecting rod one is provided with a vertical groove, the connecting rod one can only move up and down in the interior of the lock block one through the cooperation of the groove and the lock block one, the upper end of the connecting rod one is fixedly provided with a pressing block, and the pressing block is engaged with the mounting block through the tooth groove around it.

[0008] Further, the inside of the mounting frame two is provided with a roller and a belt, the roller is used for providing power for the belt, and the metal plate is pressed, the lifting assembly on one side of the mounting frame two is fixedly connected with the mounting plate and the mounting frame two.

[0009] Further, the mounting frame two is symmetrically arranged along the center line of the mounting frame two, the mounting plate is provided with a connecting rod two on one side of the mounting frame two, the two connecting rod twos are a group, and the connecting rod two is arranged in an X shape, one end of the connecting rod two close to the mounting plate is rotatably connected with the mounting frame two and the mounting frame one respectively.

[0010] Further, the connecting rod two on one side of the mounting plate is provided with a lock block two, and the lock block two is engaged with the mounting plate, and the other side of the connecting rod two is provided with a sliding rail, the number of the sliding rails corresponds to the number of the connecting rod twos, each connecting rod two is matched with a sliding rail, and the sliding rails are fixedly connected with the mounting frame one and the mounting frame two respectively.

[0011] Compared with the prior art, the thick plate copper-aluminum dissimilar metal friction stir welding back heating device has the following advantages:

[0012] (1) Before the workpiece is processed, different specifications of mounting blocks can be replaced according to actual needs, so that the height of the backing plate can be accurately adjusted; by virtue of the combination and height adaptation of the plurality of backing plates, the shape of the heating platform at the heating position can be flexibly changed, so that the heating platform can closely fit the contour of the workpiece during the processing of the workpiece, and the contour heating is realized; in this way, not only the efficiency of the heating link can be significantly improved, but also the adaptability of the device to different workpiece shapes can be effectively enhanced, so that the whole processing flow is more efficient, accurate and flexible;

[0013] (2) During the processing of the workpiece, the conveying belt below the mounting frame two plays a dual role; on the one hand, it can stably press the workpiece to ensure the stability of the workpiece during processing; on the other hand, the conveying of the workpiece can be realized at the same time, which effectively reduces the overall floor area of the device and optimizes the space utilization; when encountering an ultra-long workpiece, only need to add supports on both sides of the workpiece to meet the processing requirements, which greatly enhances the processing capacity of the device for special specifications of workpieces; in addition, by means of the lifting assemblies on both sides of the mounting frame two, the device can flexibly adapt to the processing requirements of metal plates of different thicknesses, further expanding the processing range and adaptability of the device, and comprehensively improving the processing efficiency and adaptability of the device to diversified production tasks. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a mounting frame one partial sectional view structure schematic view of the utility model;

[0016] Figure 3 For the utility model Figure 2 The enlarged structure schematic diagram of A place in the middle;

[0017] Figure 4 The schematic diagram of the section structure of the lock block one of the utility model;

[0018] Figure 5 The schematic diagram of the lifting assembly of the utility model.

[0019] In the figure: 1, heating furnace;2, mounting frame one;3, clamping groove;4, mounting block;5, lock block one;6, spring;7, connecting rod one;8, pressing block;9, backing plate;10, mounting frame two;11, sliding rail;12, connecting rod two;13, mounting plate;14, lock block two. Specific implementation

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides a technical scheme:

[0022] In the embodiment, a kind of thick plate copper aluminum dissimilar metal friction stir welding back heating device, including heating furnace 1, it is characterized by: the upper end of heating furnace 1 is fixedly provided with mounting frame one 2, and the middle portion of mounting frame one 2 is slidably provided with backing plate 9, the two sides of backing plate 9 are slidably provided with mounting block 4 in the inside of mounting frame one 2, and mounting frame two 10 is provided above mounting frame one 2, and mounting frame one 2 and mounting frame two 10 are connected by lifting assembly, and lifting assembly is composed of sliding rail 11, connecting rod two 12, mounting plate 13 and lock block two 14.

[0023] In the embodiment, one side of mounting block 4 is provided with clamping groove 3 by mounting frame one 2, and clamping groove 3 is provided as arc, and mounting block 4 is provided as L shape, and the middle of temple of mounting block 4 is rotatably provided with lock block one 5.

[0024] In the embodiment, the lower end of the inside of lock block one 5 is fixedly provided with spring 6, and the upper end of spring 6 is fixedly provided with connecting rod one 7, and connecting rod one 7 is slidably connected with lock block one 5, and the lower end of connecting rod one 7 is provided with vertical slot, and connecting rod one 7 can only move up and down in the inside of lock block one 5 by cooperating with lock block one 5 through slot, and the upper end of connecting rod one 7 is fixedly provided with pressing block 8, and pressing block 8 is engaged with mounting block 4 by the tooth groove around.

[0025] In this embodiment, the inside of the mounting rack two 10 is provided with a roller and a belt, the roller is used to provide power for the belt, and the mounting plate 13 in the lifting assembly on one side of the mounting rack two 10 is fixedly connected with the mounting rack two 10.

[0026] In this embodiment, the mounting rack two 10 is symmetrically arranged along the center line of the mounting rack two 10, the mounting plate 13 is provided with a connecting rod two 12 on one side of the mounting rack two 10, the connecting rod two 12 is a group of two, and the connecting rod two 12 is arranged in X shape, and one end of the connecting rod two 12 close to the mounting plate 13 is rotatably connected with the mounting rack two 10 and the mounting rack one 2 respectively.

[0027] In this embodiment, the locking block two 14 is arranged in the connecting rod two 12 on one side of the mounting plate 13 and is engaged with the mounting plate 13, and the other side of the connecting rod two 12 is provided with a slide rail 11, the number of the slide rail 11 corresponds to the number of the connecting rod two 12, each connecting rod two 12 cooperates with a slide rail 11, and the slide rail 11 is fixedly connected with the mounting rack one 2 and the mounting rack two 10 respectively.

[0028] Working principle: in the actual use and operation process of the device, when the workpiece is processed, the heating furnace 1 and the backing plate 9 work with each other, which can heat the metal plate placed above; for different shapes of metal plates in the heating link, first, the mounting block 4 on both sides of the corresponding backing plate 9 is disassembled, and then the appropriate specification of the locking mounting block 4 is replaced, the height of the backing plate 9 is accurately changed in this way, and the backing plate 9 can be tightly attached to the metal plate in any case, so as to ensure the efficiency and uniformity of the heating process, avoid heat loss or uneven heating caused by poor attachment, and lay a solid foundation for high-quality processing; when the metal plate is processed subsequently, the first step is to pull out the locking block two 14, and then push the connecting rod two 12 to accurately adjust the height of the mounting rack two 10, so that it can be stably pressed above the metal plate; in this way, the internal roller and belt linkage mechanism of the mounting rack two 10 can be used to transport the metal plate during the processing process; this unique design enables the device to achieve two important goals: one is to effectively adapt to the processing needs of long metal plates, without the need for additional complex conveying devices, reducing equipment investment and space occupation; the second is to adjust flexibly according to the different thicknesses of the metal plates, to ensure stable and efficient processing effect in the processing of metal plates of various thicknesses, greatly improving the overall adaptability and multifunctionality of the device, meeting the diversified metal plate processing process requirements, and providing a more convenient, efficient and flexible solution for metal processing production.

[0029] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A back heating device for thick plate copper-aluminum dissimilar metal friction stir welding, comprising a heating furnace (1), characterized in that: The upper end of the heating furnace (1) is fixedly provided with a mounting frame one (2), the middle part of the mounting frame one (2) is slidably provided with a backing plate (9), the two sides of the backing plate (9) are slidably provided with mounting blocks (4) in the mounting frame one (2), the upper side of the mounting frame one (2) is provided with a mounting frame two (10), the mounting frame one (2) and the mounting frame two (10) are connected through a lifting assembly, and the lifting assembly is composed of a sliding rail (11), a connecting rod two (12), a mounting plate (13) and a locking block two (14).

2. The back heating device for thick plate copper-aluminum dissimilar metal friction stir welding according to claim 1, characterized in that: One side of the mounting block (4) is provided with a clamping groove (3) through the mounting frame one (2), the clamping groove (3) is arc-shaped, the mounting block (4) is L-shaped, and the middle part of the temple of the mounting block (4) is rotatably provided with a locking block one (5).

3. The back heating device for thick plate copper-aluminum friction stir welding dissimilar metals of claim 2, wherein: The inside lower end of the locking block one (5) is fixedly provided with a spring (6), the upper end of the spring (6) is fixedly provided with a connecting rod one (7), the connecting rod one (7) is slidably connected with the locking block one (5), a vertical groove is formed in the lower end of the connecting rod one (7), the connecting rod one (7) can only move up and down in the locking block one (5) by cooperating with the locking block one (5), the upper end of the connecting rod one (7) is fixedly provided with a pressing block (8), and the pressing block (8) is engaged with the mounting block (4) through the tooth groove around the pressing block (8).

4. The back heating device for thick plate copper-aluminum friction stir welding of dissimilar metals of claim 1, wherein: The inside of the mounting frame two (10) is provided with a roller and a belt, the roller is used for providing power for the belt, and the metal plate is pressed, and the mounting plate (13) in the lifting assembly on one side of the mounting frame two (10) is fixedly connected with the mounting frame two (10).

5. The back heating device for thick plate copper-aluminum friction stir welding dissimilar metals of claim 4, wherein: The mounting frame two (10) is symmetrically arranged along the center line of the mounting frame two (10), the mounting plate (13) is provided with the connecting rod two (12) on the side close to the mounting frame two (10), the two connecting rod two (12) are a group, and the connecting rod two (12) is X-shaped, one end of the connecting rod two (12) close to the mounting plate (13) is rotatably connected with the mounting frame two (10) and the mounting frame one (2).

6. The back heating device for thick plate copper-aluminum friction stir welding dissimilar metals of claim 5, wherein: The locking block two (14) is engaged in the connecting rod two (12) on one side of the mounting plate (13), and the locking block two (14) is engaged with the mounting plate (13) at the same time, the other side of the connecting rod two (12) is provided with a sliding rail (11), the number of the sliding rail (11) corresponds to the number of the connecting rod two (12), each connecting rod two (12) cooperates with a sliding rail (11), and the sliding rail (11) is fixedly connected with the mounting frame one (2) and the mounting frame two (10).

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