Adhesive fastening device for rolling multi-metal soft magnetic workpieces

Abstract

This invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces, comprising a fixed support assembly, a multi-workpiece clamping assembly, a rolling pressing assembly, a lifting transfer platform, and metal soft magnetic workpieces. The multi-workpiece clamping assembly, the rolling pressing assembly, and the lifting transfer platform are centrally mounted on the fixed support assembly from top to bottom. Multiple metal soft magnetic workpieces arranged vertically are clamped and fixed by the multi-workpiece clamping assembly, and the end faces of the multiple metal soft magnetic workpieces roll in contact with the rolling pressing assembly. The multi-workpiece clamping assembly can be easily fixed and unloaded, the rolling pressing assembly can effectively press and bond, and the lifting transfer platform can effectively receive and transfer. Through the cooperation of the above modules, automated rolling pressing of various types of metal soft magnetic workpieces is achieved. The overall structure has the characteristics of good bonding uniformity, easy operation, strong automation, and high efficiency, and is especially suitable for the bonding and manufacturing of large and multi-shaped metal soft magnetic products.

Description

Technical Field

[0001] This invention belongs to the technical field of metal soft magnetic material processing equipment, specifically relating to a bonding and fastening device for rolling multi-metal soft magnetic workpieces. Background Technology

[0002] In the industry of soft magnetic metal materials, mechanical presses are typically used to press metal powder blanks into metal parts. Due to limitations in the holding time and pressing stroke of mechanical presses, the resulting metal parts are mostly small to medium in size. For applications requiring larger metal parts, metal parts directly pressed by mechanical presses are no longer suitable. Most manufacturers use metal bonding and fastening devices to bond small to medium-sized metal products into the required shapes and sizes.

[0003] To ensure consistency in the bonding process of metal products, traditional metal bonding and fastening devices often involve clamping, dispensing, and pressing on individual metal products, which cannot handle large batches of parts simultaneously. This results in low work efficiency, high cost of bonding soft magnetic materials, and poor bonding uniformity within the same batch of products, failing to meet current requirements for the economy and reliability of large metal products.

[0004] Therefore, there is a need to research a soft magnetic metal bonding and fastening device that is easy to operate, highly automated, and efficient. Summary of the Invention

[0005] To address the shortcomings of the existing technology, this invention aims to provide a bonding and fastening device for rolling multi-metal soft magnetic workpieces. By sequentially and centrally installing a multi-workpiece clamping assembly, a rolling pressing assembly, and a lifting transfer platform on a fixed support assembly from top to bottom, the device achieves automated rolling pressing of multi-metal soft magnetic workpieces, improving the uniformity, economy, reliability, and rolling efficiency of metal bonding, thus better meeting the needs of large and multi-shaped metal products.

[0006] This invention is achieved through the following technical solution: a bonding and fastening device for rolling multi-metal soft magnetic workpieces, comprising a fixed support assembly, a multi-workpiece clamping assembly, a rolling clamping assembly, and a lifting transfer platform; the multi-workpiece clamping assembly, the rolling clamping assembly, and the lifting transfer platform are mounted on the fixed support assembly, and multiple metal soft magnetic workpieces are clamped and fixed by the multi-workpiece clamping assembly, with the end faces of the multiple metal soft magnetic workpieces in rolling contact with the rolling clamping assembly; the fixed support assembly includes a frame and guide rails, the frame including a drive frame and a clamping frame; the guide rails are symmetrically and parallelly arranged on the surfaces of the drive frame and the clamping frame, and are provided with V-grooves; the multi-workpiece clamping assembly includes bonding fixtures and clamping clamps. The system comprises an auxiliary rod, an elastic element, and a clamping drive module. The bonding fixture is a long strip structure with multiple vertical through slots, and both ends have through holes for sliding contact with the clamping auxiliary rod, and grooves for mounting the elastic element. The clamping auxiliary rod is fixedly connected to a protruding mounting seat of the pressing frame. Multiple bonding fixtures are movably sleeved on the laterally symmetrically arranged clamping auxiliary rods. The clamping drive module is longitudinally symmetrically arranged at both ends of the bonding fixtures. Both ends of the elastic element are fixedly connected to the groove end faces of adjacent bonding fixtures, and the middle part of the elastic element is slidably sleeved on the clamping auxiliary rod. The rolling pressing assembly includes a pressing roller, a counterweight box, a counterweight block, a roller support frame, a guide roller, and a drive module. The system comprises a connecting rod, a transmission connecting rod, and a drive motor; the pressing roller has a cylindrical structure and rolls in contact with the bonding fixture and the upper surface of the soft magnetic metal workpiece during rolling pressing; the counterweight box is rotatably connected to the pressing roller, and the two lateral ends of the counterweight box are fixedly connected to the roller support frame; the roller support frame has a multi-segment bent structure, and the end of the roller support frame is provided with a mounting seat rotatably connected to the guide roller; the drive motor is fixedly mounted on the drive frame, and the drive motor, the drive connecting rod, and the transmission connecting rod are sequentially rotatably connected, with the transmission connecting rod rotatably connected to the counterweight box via a pin seat; the lifting and transfer platform includes a lifting module, a transfer module, and a workpiece placement platform, the lifting... The module includes a parallel crossbar group, a lifting drive rod, and a lifting drive cylinder. The transfer module includes a conveyor belt, a conveyor pulley, a conveyor roller, and a transfer conveyor belt. The workpiece placement platform is fixedly installed on the upper surface of the transfer conveyor belt, and the upper surface of the workpiece placement platform contacts the outer surface of the soft magnetic metal workpiece during the transfer process. The parallel crossbar group is a multi-link rotating connection cross structure. The lifting drive cylinder is rotatably connected to the first support plate of the pressing frame through a first pin seat. The lifting drive rod and the lifting drive cylinder are movably connected. The lower end of the lifting drive rod is rotatably connected to the lower protrusion of the lifting transmission rod. The two ends of the lifting transmission rod are fixedly connected to the inner connecting rods of the parallel crossbar group on both sides at the intersection point.The parallel crossbars are rotatably connected to the conveyor belt pulleys, the conveyor rollers are fixedly connected to the conveyor belt pulleys, the conveyor belt is slidably connected around the conveyor belt pulleys at both ends, and the transfer conveyor belt is slidably connected around the conveyor rollers at both ends. The conveyor rollers and the conveyor belt pulleys are arranged symmetrically with respect to the lifting transmission rods.

[0007] Preferably, the counterweight box has an irregular hollow structure, with the first end of the counterweight box having a fan-shaped concave shape and the second end of the counterweight box having a hollow cuboid shape. The longitudinal ends of the counterweight box are provided with pin seats that are rotatably connected to the transmission connecting rod, and the counterweight block is vertically fixed on the internal column.

[0008] Preferably, the bonding fixture includes circular fixtures, conical fixtures, and square fixtures according to the different shapes of the vertical through grooves, and the bonding fixtures correspond one-to-one with circular, elliptical, and square soft magnetic metal workpieces in use.

[0009] Preferably, the lifting drive rod, the lifting drive cylinder, and the lifting transmission rod are all centrally arranged relative to the pressing frame, and the two sets of parallel intersecting rods are symmetrically arranged on both sides of the pressing frame.

[0010] Preferably, the hinge point on the parallel crossbar, the rotation axis of the conveyor roller, and the rotation axis of the conveyor belt wheel coincide.

[0011] Preferably, the guide roller is rotatably connected to the roller support frame, and the guide roller makes rolling contact with the bottom of the V-groove of the guide rail.

[0012] Preferably, the drive frame includes a second support plate and a second pin seat, and the surface of the second support plate is provided with a second pin seat for mounting the rolling clamping assembly.

[0013] Preferably, the multiple roller support frames and guide rollers of the counterweight box are arranged symmetrically in both the longitudinal and transverse directions.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. This invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces. Addressing the shortcomings of traditional soft magnetic metal processing devices, such as low working efficiency and poor bonding uniformity, the device combines a multi-workpiece clamping assembly, a rolling clamping assembly, and a lifting transfer platform. The multi-workpiece clamping assembly facilitates the fixing and unloading of the soft magnetic metal workpieces, the rolling clamping assembly effectively clamps and bonds the soft magnetic metal workpieces, and the lifting transfer platform effectively receives and transfers the soft magnetic metal workpieces. The overall structure features good bonding uniformity, easy operation, high automation, and high efficiency, achieving automated rolling clamping of soft magnetic metal workpieces. It is particularly suitable for large and multi-shaped metal products with high reliability requirements.

[0016] 2. The present invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces. The multi-workpiece clamping assembly includes a bonding fixture, a clamping auxiliary rod, an elastic element, and a clamping drive module. The bonding fixture includes circular fixtures, conical fixtures, and square fixtures according to the different shapes of the vertical through grooves, which greatly improves the adaptability to the shape of the metal soft magnetic workpieces. Based on the combined design of the clamping drive module, the clamping auxiliary rod, and the elastic element, the automatic fixing and portable unloading of the metal soft magnetic workpieces are realized.

[0017] 3. The present invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces. The rolling clamping assembly includes a rolling clamping module and a rolling drive module. The rolling clamping module improves motion accuracy based on the rolling cooperation of guide rollers and guide rails, and adapts to different clamping force requirements based on the combination design of clamping rollers, counterweight box and counterweight block. The rolling drive module realizes the quick return characteristics of long clamping process and short preparation return stroke based on the crank slider principle of drive linkage and transmission linkage.

[0018] 4. The present invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces. The lifting and transfer platform includes a lifting module and a transfer module. By aligning the hinge points on the parallel crossbars and the rotation axes of the conveyor rollers and conveyor belt wheels, the lifting module and transfer module are integrated into a compact and flexible structure. The lifting module utilizes the parallelogram principle of the parallel crossbar group to achieve portable and stable lifting, while the transfer module utilizes the belt drive principle of the conveyor rollers and the transfer conveyor belt to achieve rapid and cyclical workpiece transfer. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the overall structure of the bonding and fastening device for rolling multi-metal soft magnetic workpieces according to the present invention.

[0020] Figure 2 This is a top view of the overall structure of the bonding and fastening device for rolling multi-metal soft magnetic workpieces according to the present invention.

[0021] Figure 3This is a side view of the overall structure of the bonding and fastening device for rolling multi-metal soft magnetic workpieces according to the present invention;

[0022] Figure 4 This is a front view of the overall structure of the bonding and fastening device for rolling multi-metal soft magnetic workpieces according to the present invention.

[0023] Figure 5 This is a schematic diagram of the fixed support assembly of the present invention;

[0024] Figure 6 This is a schematic diagram of the circular workpiece clamping unit of the present invention;

[0025] Figure 7 This is a schematic diagram of the elliptical workpiece clamping unit of the present invention;

[0026] Figure 8 This is a schematic diagram of the square workpiece clamping unit of the present invention;

[0027] Figure 9 This is a schematic diagram of the structure of the rolling clamping assembly of the present invention;

[0028] Figure 10 This is a rear view of the structure of the rolling clamping assembly of the present invention;

[0029] Figure 11 This is a schematic diagram of the lifting and transferring platform of the present invention;

[0030] Figure 12 This is a front view of the lifting and transferring platform of the present invention;

[0031] Figure 13 This is an isometric view of the lifting and transfer platform of the present invention;

[0032] Figure 14 This is a flowchart illustrating the steps involved in using this invention.

[0033] Explanation of markings in the diagram:

[0034] 1-Fixed support assembly; 11-Frame; 111-Drive frame; 112-Clamping frame; 12-Guide rail; 1111-First support plate; 1112-First bearing seat; 1113-Second support plate; 1114-Second bearing seat; 2-Multi-workpiece clamping assembly; 21-Adhesive clamp; 211-Circular clamp; 212-Conical clamp; 213-Square clamp; 22-Clamping auxiliary rod; 23-Elastic element; 24-Clamping drive module; 3-Rolling clamping assembly; 31-Clamping roller; 32-Counterweight box; 33-Counterweight 34-Roller support frame; 35-Guide roller; 36-Drive linkage; 37-Transmission linkage; 38-Drive motor; 4-Lifting transfer platform; 41-Lifting module; 411-Parallel crossbar group; 412-Lifting drive rod; 413-Lifting drive cylinder; 414-Lifting transmission rod; 42-Transfer module; 421-Conveyor belt; 422-Conveyor belt pulley; 423-Conveyor roller; 424-Transfer conveyor belt; 43-Workpiece placement platform; 5-Metal soft magnetic workpiece; 51-Round workpiece; 52-Elliptical workpiece; 53-Square workpiece. Detailed Implementation

[0035] To fully describe the technical content, structural features, objectives, and beneficial effects of this invention, a detailed description will be provided below in conjunction with the accompanying drawings.

[0036] The present invention provides a bonding and fastening device for rolling multi-metal soft magnetic workpieces, which includes a fixed support assembly 1, a multi-workpiece clamping assembly 2, a rolling pressing assembly 3, a lifting and transfer platform 4, and a metal soft magnetic workpiece 5.

[0037] like Figures 1 to 4 As shown, it is a schematic diagram of the overall installation structure of the bonding and fastening device for rolling multi-metal soft magnetic workpieces of the present invention. The multi-workpiece clamping assembly 2, the rolling pressing assembly 3 and the lifting transfer platform 4 are installed in the center from top to bottom on the fixed support assembly 1. Multiple metal soft magnetic workpieces 5 arranged in an up-down bonding manner are clamped and fixed by the multi-workpiece clamping assembly 2, and the end faces of the multiple metal soft magnetic workpieces 5 are in rolling contact with the rolling pressing assembly 3.

[0038] The multi-workpiece clamping assembly 2 can easily fix and unload the soft magnetic metal workpiece 5, the rolling clamping assembly 3 can effectively clamp and bond the soft magnetic metal workpiece 5, and the lifting transfer table 4 can receive and transfer the soft magnetic metal workpiece 5. Through the cooperation of the multi-workpiece clamping assembly 2, the rolling clamping assembly 3 and the lifting transfer table 4, the automated rolling clamping of the soft magnetic metal workpiece 5 is realized. The overall structure has the characteristics of good bonding uniformity, strong automation and high efficiency, and is especially suitable for the reliability requirements of large and multi-shaped metal products.

[0039] like Figure 5As shown, it is a structural schematic diagram of the fixed support component 1 of the present invention. The fixed support component 1 includes a frame 11 and a guide rail 12. The frame 11 includes a drive frame 111 and a clamping frame 112. The guide rail 12 is a cuboid structure with a V-groove, which is symmetrically and parallelly fixedly installed on the surfaces of the drive frame 111 and the clamping frame 112.

[0040] The drive frame 111 includes a second support plate 1113 and a second pin seat 1114. The surface of the support plate 113 is provided with a second pin seat 1114 for mounting the rolling pressing assembly 3. The pressing frame 112 is a hollow cuboid structure. In the middle, there is a first support plate 1111 and a first pin seat 1112 for mounting the lifting transfer platform 4. Multiple profiles are provided on its side to improve strength.

[0041] like Figure 6 as well as Figure 8 As shown, this is a schematic diagram of the workpiece clamping unit of the present invention; the multi-workpiece clamping assembly 2 includes an adhesive clamp 21, a clamping auxiliary rod 22, an elastic element 23, and a clamping drive module 24; the adhesive clamp 21 is a long strip structure with multiple vertical through slots, and its two ends are provided with through holes that slide in contact with the clamping auxiliary rod 22, and also with grooves for installing the elastic element 23; the clamping auxiliary rod 22 is fixedly connected to the protruding mounting seat of the clamping frame 112; multiple adhesive clamps 21 are movably sleeved on the horizontally symmetrically arranged clamping auxiliary rods 22; the clamping drive module 24 is longitudinally symmetrically arranged at both ends of the adhesive clamp 21; the two ends of the elastic element 23 are respectively fixedly connected to the groove end face of the adjacent adhesive clamp 21, and its middle part is slidably sleeved on the clamping auxiliary rod 22.

[0042] The bonding fixture 21 includes circular fixture 211, conical fixture 212 and square fixture 213 depending on the shape of the vertical through groove. The soft magnetic metal workpiece 5 includes circular workpiece 51, elliptical workpiece 52 and square workpiece 53. The bonding fixture 21 is used in a one-to-one correspondence with the soft magnetic metal workpiece 5, which improves the adaptability to the shape of the soft magnetic metal workpiece 5.

[0043] The clamping drive module 24 comprises three parts: a push panel, a drive shaft, and a pneumatic assembly. During the clamping process, the push panel contacts the end face of the adhesive clamp 21. When clamping, the bottom surface of the soft magnetic metal workpiece 5 coincides with the bottom surface of the adhesive clamp 21, and the surface of the soft magnetic metal workpiece 5 is pressed into contact with the vertical through groove of the adhesive clamp 21. Based on the combined design of the clamping drive module 24, the clamping auxiliary rod 22, and the elastic element 23, automatic fixing and portable unloading of the soft magnetic metal workpiece 5 are achieved.

[0044] like Figure 9 and Figure 10As shown, this is a schematic diagram of the structure of the rolling pressing assembly 3 of the present invention. The rolling pressing assembly 3 includes a pressing roller 31, a counterweight box 32, a counterweight block 33, a roller support frame 34, a guide roller 35, a drive link 36, a transmission link 37, and a drive motor 38. The pressing roller 31 has a cylindrical structure and rolls in contact with the bonding fixture 21 and the upper surface of the soft magnetic metal workpiece 5 during the rolling pressing process. The counterweight box 32 is rotatably connected to the pressing roller 31, and its two lateral ends are fixedly connected to the roller support frame 34. The roller support frame 34 has a multi-segment bent structure, and its end is provided with a mounting seat that is rotatably connected to the guide roller 35. The drive motor 38 is fixedly installed on the drive frame 111. The drive motor 38, the drive link 36, and the transmission link 37 are rotatably connected in sequence. The transmission link 37 is rotatably connected to the counterweight box 32 through a pin seat.

[0045] The pressing roller 31, counterweight box 32, counterweight block 33, roller support frame 34 and guide roller 35 together form a rolling pressing module, and the drive link 36, transmission link 37 and drive motor 38 together form a rolling drive module. The counterweight box 32 has an irregular hollow structure, with a fan-shaped concave shape at the first end and a hollow cuboid shape at the second end. Both longitudinal ends are equipped with pin seats that are rotatably connected to the transmission connecting rod 37, and a counterweight block 33 is vertically fixed on the internal column. The guide roller 35 is rotatably connected to the roller support frame 34, and the guide roller 35 makes rolling contact with the bottom of the V-groove of the guide rail 12. Multiple roller support frames 34 and guide rollers 35 of the counterweight box 32 are symmetrically arranged longitudinally and laterally. The rolling pressing module improves motion accuracy based on the rolling cooperation between the guide roller 35 and the guide rail 12, and adapts to different pressing force requirements based on the combined design of the pressing roller 31, counterweight box 32, and counterweight block 33. The rolling drive module, based on the "crank-slider" principle of the drive connecting rod 36 and the transmission connecting rod 37, achieves a rapid return characteristic of "long pressing process and short preparation return stroke."

[0046] like Figures 11 to 13The diagram shows the structure of the lifting and transferring platform 4 of the present invention. The lifting and transferring platform 4 includes a lifting module 41, a transferring module 42, and a workpiece placement platform 43. The lifting module 41 includes a parallel crossbar group 411, a lifting drive rod 412, and a lifting drive cylinder 413. The transferring module 42 includes a conveyor belt 421, a conveyor pulley 422, a conveyor roller 423, and a transfer conveyor belt 424. The workpiece placement platform 43 is fixedly installed on the upper surface of the transfer conveyor belt 424, and its upper surface contacts the outer surface of the soft magnetic metal workpiece 5 during the transfer process. The parallel crossbar group 411 is a multi-link rotating cross structure, and the lifting drive cylinder 413 is connected to the pressure through a pin seat. The thin plate of the frame 112 is rotatably connected, the lifting drive rod 412 and the lifting drive cylinder 413 are movably connected, the lower end of the lifting drive rod 412 and the lifting transmission rod 414 are rotatably connected, and the two ends of the lifting transmission rod 414 are respectively fixedly connected to the inner connecting rods of the parallel cross rod group 411 on both sides at the intersection point; the parallel cross rods are rotatably connected to the conveyor pulley 422, the conveyor roller 423 is fixedly connected to the conveyor pulley 422, the conveyor belt 421 is slidably connected around the conveyor pulley 422 at both ends, and the transfer conveyor belt 424 is slidably connected around the conveyor roller 423 at both ends. The conveyor roller 423 and the conveyor pulley 422 are symmetrically arranged relative to the lifting transmission rod 414.

[0047] Relative to the pressing frame 112, the lifting drive rod 412, the lifting drive cylinder 413, and the lifting transmission rod 414 are all centrally located, with two sets of parallel cross rod groups 411 symmetrically arranged on both sides. The lifting module 41 and the transfer module 42 are integrated structures, and the rotation axes of the hinge points on the parallel cross rods, the conveyor roller 423, and the conveyor belt pulley 422 coincide. Through the design of coinciding rotation axes of the hinge points on the parallel cross rods, the conveyor roller 423, and the conveyor belt pulley 422, the integrated structure of the lifting module 41 and the transfer module 42 is achieved, which is compact and flexible in movement. The lifting module 41 utilizes the "parallelogram" principle of the parallel cross rod group 411 to achieve portable and stable lifting, while the transfer module 42 utilizes the "belt drive" principle of the conveyor roller 423 and the transfer conveyor belt 424 to achieve rapid and cyclical workpiece transfer.

[0048] The specific embodiments of the present invention will be further described below:

[0049] like Figure 14The diagram shows the assembly steps of this invention. First, adhesive is applied between the double-layered soft magnetic metal workpieces 5 for initial bonding. Second, the clamping drive module 24 is opened, allowing the multi-workpiece clamping assembly 2 to install and fix a large number of double-layered soft magnetic metal workpieces 5. Third, the drive motor 38 is turned on, causing the rolling pressing assembly 3 to reciprocate, and the pressing roller 31, under the action of the counterweight box 32 and the counterweight block 33, firmly bonds the double-layered soft magnetic metal workpieces 5. Fourth, the clamping drive module 24 is released, and the elastic element 23 allows the multi-workpiece clamping assembly 2 to release and unload a large number of double-layered soft magnetic metal workpieces 5. Fifth, the lifting transfer platform 4 is used to perform a lifting, receiving, and then transferring collection operation on the soft magnetic metal workpieces 5. Sixth, the rolling details are inspected, and the workpieces are reused.

[0050] This invention achieves automated rolling clamping of a soft magnetic metal workpiece 5 through the cooperation of a multi-workpiece clamping assembly 2, a rolling pressing assembly 3, and a lifting transfer platform 4. The multi-workpiece clamping assembly 2 can easily fix and unload the soft magnetic metal workpiece 5. The bonding clamp 21 includes circular clamps 211, conical clamps 212, and square clamps 213 depending on the shape of the vertical through groove, which greatly improves the adaptability to the shape of the soft magnetic metal workpiece 5. Based on the combined design of the clamping drive module 24, the clamping auxiliary rod 22, and the elastic element 23, the automatic fixing and portable unloading of the soft magnetic metal workpiece 5 are realized. The rolling pressing assembly 3 can effectively clamp and bond the soft magnetic metal workpiece 5, and the lifting transfer platform 4 can effectively receive and transfer the soft magnetic metal workpiece 5. It integrates multiple concepts such as crank-slider guiding principle, parallelogram principle, belt drive principle, modular design, and integrated design. The overall structure has the characteristics of good bonding uniformity, easy operation, strong automation, and high efficiency, and is especially suitable for the current requirements of economy and reliability for large and multi-shaped metal products.

[0051] The above embodiments are merely descriptions of preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Various modifications and improvements made by those skilled in the art to the technical solutions of the present invention without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. A bonding and fastening device for rolling multi-metal soft magnetic workpieces, characterized in that, It includes a fixed support assembly, a multi-workpiece clamping assembly, a rolling clamping assembly, and a lifting and transfer table; The multi-workpiece clamping assembly, the rolling pressing assembly, and the lifting transfer platform are mounted on the fixed support assembly. Multiple soft magnetic metal workpieces are clamped and fixed by the multi-workpiece clamping assembly, and the end faces of the multiple soft magnetic metal workpieces are in rolling contact with the rolling pressing assembly. The fixed support assembly includes a frame and guide rails. The frame includes a drive frame and a clamping frame. The guide rails are symmetrically and parallelly arranged on the surfaces of the drive frame and the clamping frame, and are provided with V-grooves. The multi-workpiece clamping assembly includes an adhesive clamp, a clamping auxiliary rod, an elastic element, and a clamping drive module. The adhesive clamp is a long strip structure with multiple vertical through slots, and its two ends have through holes that slide in contact with the clamping auxiliary rod, and a groove for installing the elastic element. The clamping auxiliary rod is fixedly connected to the protruding mounting seat of the clamping frame. Multiple adhesive clamps are movably sleeved on the horizontally symmetrically arranged clamping auxiliary rod. The clamping drive module is longitudinally symmetrically arranged at both ends of the adhesive clamp. The two ends of the elastic element are respectively fixedly connected to the groove end face of the adjacent adhesive clamp, and the middle part of the elastic element is slidably sleeved on the clamping auxiliary rod. The rolling clamping assembly includes a clamping roller, a counterweight box, a counterweight block, a roller support frame, a guide roller, a drive linkage, a transmission linkage, and a drive motor. The clamping roller has a cylindrical structure and rolls in contact with the bonding fixture and the upper surface of the soft magnetic metal workpiece during the rolling clamping process. The counterweight box is rotatably connected to the clamping roller, and its two lateral ends are fixedly connected to the roller support frame. The roller support frame has a multi-segment bent structure, and its end is provided with a mounting seat rotatably connected to the guide roller. The drive motor is fixedly mounted on the drive frame, and the drive motor, the drive linkage, and the transmission linkage are sequentially rotatably connected. The transmission linkage is rotatably connected to the counterweight box via a pin seat. The lifting and transfer platform includes a lifting module, a transfer module, and a workpiece placement platform. The lifting module includes a parallel crossbar group, a lifting drive rod, and a lifting drive cylinder. The transfer module includes a conveyor belt, a conveyor pulley, a conveyor roller, and a transfer conveyor belt. The workpiece placement platform is fixedly installed on the upper surface of the transfer conveyor belt, and the upper surface of the workpiece placement platform contacts the outer surface of the soft magnetic metal workpiece during transfer. The parallel crossbar group is a multi-link rotating cross structure. The lifting drive cylinder is rotatably connected to the first support plate of the pressing frame through a first pin seat. The lifting drive rod is movably connected to the lifting drive cylinder. The lower end of the lifting drive rod is rotatably connected to the lower end of the lifting transmission rod. The two ends of the lifting transmission rod are fixedly connected to the inner connecting rods of the parallel crossbar group on both sides at the intersection point. The parallel crossbar is rotatably connected to the conveyor pulley. The conveyor roller is fixedly connected to the conveyor pulley. The conveyor belt is slidably connected around the conveyor pulleys at both ends. The transfer conveyor belt is slidably connected around the conveyor rollers at both ends. The conveyor rollers and the conveyor pulleys are symmetrically arranged relative to the lifting transmission rod.

2. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 1, characterized in that, The counterweight box has an irregular hollow structure. The first end of the counterweight box is a fan-shaped concave shape, and the second end of the counterweight box is a hollow cuboid shape. The longitudinal ends of the counterweight box are provided with pin seats that are rotatably connected to the transmission connecting rod, and the counterweight block is vertically fixed on the internal column.

3. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 1, characterized in that, The bonding fixtures include circular fixtures, conical fixtures, and square fixtures according to the different shapes of the vertical through slots, and the bonding fixtures correspond one-to-one with circular, elliptical, and square soft magnetic metal workpieces in use.

4. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 1, characterized in that, The lifting drive rod, the lifting drive cylinder, and the lifting transmission rod are all centrally arranged relative to the pressing frame, and the two sets of parallel cross rods are symmetrically arranged on both sides of the pressing frame.

5. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 4, characterized in that, The hinge point on the parallel crossbar, the rotation axis of the conveyor roller, and the conveyor belt wheel coincide.

6. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 1, characterized in that, The guide roller is rotatably connected to the roller support frame, and the guide roller makes rolling contact with the bottom of the V-groove of the guide rail.

7. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 6, characterized in that, The drive frame includes a second support plate and a second pin seat, and the surface of the second support plate is provided with a second pin seat for mounting the rolling clamping assembly.

8. The bonding and fastening device for rolling multi-metal soft magnetic workpieces according to claim 1, characterized in that, The multiple roller support frames and guide rollers of the counterweight box are arranged symmetrically in both the longitudinal and transverse directions.

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