Assembling tool for multi-pole magnet assembly

Abstract

The utility model relates to the technical field of multi-pole magnet assembly production, in particular to an assembling tool of a multi-pole magnet assembly. According to the utility model, the fixed frame is used as a placing space for the magnets, the magnets are pushed and pressed by the pushing assembly, and the upper surfaces of the magnets are pressed by the pressing mechanism, so that the plurality of magnets can be conveniently glued one by one, and the magnets can be controlled from all directions; the screw-in bolt is matched with the propelling assembly, so that the magnet cannot be crushed; a plurality of dimensional accuracies in a plurality of directions can be controlled, an air cylinder is omitted, the magnet is pushed in in a thread screwing-in mode, the risk that the magnet is crushed is reduced, the magnet can be stopped immediately after the size is in place, and it is guaranteed that the size is fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-pole magnet assembly production, in particular to an assembly tool for the multi-pole magnet assembly. Background Art

[0002] As the third generation of rare earth permanent magnet materials, sintered NdFeB permanent magnet materials have the advantages of strong magnetism, light weight, small size and high energy efficiency. They can be widely used in consumer electronics, energy-saving home appliances, industrial equipment, automotive industry, wind power generation, intelligent manufacturing, power tools and other fields. Among them, multi-pole magnet components made of sintered NdFeB permanent magnet materials are widely used in magnetic levitation rail transit products and other fields involving the use of strong magnetic fields.

[0003] At present, a similar multi-pole magnet assembly assembly scheme is as follows: a single magnet is placed in a guide rail, a disposable lifting structure is used, and then a cylinder is used to push the magnet into place, the lifting structure is pulled out, and a magnet of the next polarity is placed again, and the replaced lifting structure is used, and the cylinder is used again to push it into place, and the lifting structure is pulled out, and the operation is repeated to complete the assembly of the magnet assembly; however, the assembly of the multi-pole magnet assembly has the following shortcomings: 1. The size of the multi-pole magnet assembly can only be controlled from the direction in which the magnet is pushed in, and the size in other directions cannot be controlled; 2. When the cylinder is used for pushing, if the magnet is stuck due to the magnetic field, the cylinder cannot stop moving and the magnet is easily crushed; 3. Due to the working principle of the cylinder, after the size of the magnet assembly is in place, the cylinder cannot stop moving immediately, resulting in the inability to accurately control the size of the magnet assembly. Summary of the invention

[0004] In order to overcome the above-mentioned shortcomings, the purpose of the utility model is to provide an assembly tool for a multi-pole magnet assembly, which uses a fixed frame as a placement space for the magnet, pushes and presses the magnet through a pushing assembly, and presses the upper surface of the magnet through a pressing mechanism, thereby facilitating gluing several magnets one by one, and these magnets can be controlled from all directions, and the magnets will not be crushed by the cooperation of screwing in the bolts and the pushing assembly.

[0005] The technical solution of the utility model to solve the technical problem is:

[0006] A tool for assembling a multi-pole magnet assembly, which includes a fine grinding platform and a pushing mechanism and a pressing mechanism connected to the fine grinding platform; the pushing mechanism includes a screw-in bolt, a fixed frame and a propulsion assembly, the fixed frame is a hollow structure, the propulsion assembly is movably connected in the fixed frame, and the screw-in bolt is threadedly connected and passes through one end of the fixed frame and is fixedly connected to the propulsion assembly; the pressing mechanism includes a left side square seat, a right side square seat, a short pressing assembly connected to the left side square seat and a long pressing assembly connected to the right side square seat, the short pressing assembly and the long pressing assembly are used to press the upper surface of the magnet in the fixed frame.

[0007] As an improvement of the utility model, the fixed frame includes a guide rail fixing block with threaded holes, a guide rail and a guide rail fixing block, and the front and rear ends of the two guide rails are fixedly connected to the guide rail fixing block with threaded holes and the guide rail fixing block respectively.

[0008] As a further improvement of the utility model, the propulsion assembly includes a first auxiliary propulsion block and a second auxiliary propulsion block connected to each other, the screw-in bolt is threadedly connected to the threaded hole in the guide rail fixing block with a threaded hole and passes through the guide rail fixing block with a threaded hole and is fixedly connected to the side wall of the first auxiliary propulsion block, and the two ends of the first auxiliary propulsion block and the second auxiliary propulsion block are respectively slidably connected in the two guide rails.

[0009] As a further improvement of the present invention, the guide rail is fixedly connected to the guide rail fixing block by fastening bolts.

[0010] As a further improvement of the present invention, the short hold-down assembly comprises a short hold-down bracket connected to the left side square bearing seat and a pressure block connected to the short hold-down bracket via an adjusting bolt.

[0011] As a further improvement of the present invention, the long pressing assembly includes a long pressing bracket connected to the right side square bearing seat and a pressing block connected to the long pressing bracket through an adjusting bolt.

[0012] As a further improvement of the utility model, two shallow grooves are arranged on the fine grinding platform, and the left side square bearing seat and the right side square bearing seat are respectively clamped in the shallow grooves.

[0013] In the utility model, a fixed frame is used as a placement space for the magnet, and the magnet is pushed and pressed by a pushing assembly, and the upper surface of the magnet is pressed by a pressing mechanism, so that it is convenient to glue several magnets one by one, and these magnets can be controlled from all directions. The magnets will not be crushed by the cooperation of the screw-in bolts and the pushing assembly; the utility model can control multiple dimensional accuracy in multiple directions, and the cylinder is eliminated, and the magnet is pushed in by a threaded screw-in method, which reduces the risk of the magnet being crushed, and can stop immediately after the size is in place, and ensure that the size is fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] For ease of explanation, the present invention is described in detail with reference to the following preferred embodiments and accompanying drawings.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a top view of the utility model;

[0017] Figure 3 It is the front view of the utility model;

[0018] Figure 4 It is a right side view of the utility model;

[0019] Figure markings: 1-screw-in bolt, 2-guide rail fixing block with threaded hole, 3-guide rail, 4-pressing bracket fastening bolt, 5-long pressing bracket, 6-right side square bearing seat, 7-fine grinding platform, 8-fastening bolt, 9-guide rail fixing block, 10-magnet, 11-pressing block, 12-adjusting bolt, 14-left side square bearing seat, 15-short pressing bracket, 16-second auxiliary propulsion block, 17-first auxiliary propulsion block. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] like Figures 1 to 4 As shown, an assembly tool for a multi-pole magnet assembly of the utility model includes a fine grinding platform 7 and a pushing mechanism and a pressing mechanism connected to the fine grinding platform 7.

[0022] In the utility model, the pushing mechanism includes a screw-in bolt 1, a fixed frame and a propulsion assembly. The fixed frame is a hollow structure. The propulsion assembly is movably connected in the fixed frame. The screw-in bolt 1 is threadedly connected and passes through one end of the fixed frame and is fixedly connected to the propulsion assembly.

[0023] In the utility model, the pressing mechanism includes a left side square bearing seat 14, a right side square bearing seat 6, a short pressing assembly connected to the left side square bearing seat 14, and a long pressing assembly connected to the right side square bearing seat 6. The short pressing assembly and the long pressing assembly are used to press the upper surface of the magnet in the fixed frame.

[0024] In the present invention, a fixed frame is used as a placement space for the magnets, and the magnets are pushed and pressed by the pushing assembly, and the upper surface of the magnets 10 is pressed by the pressing mechanism, so that a plurality of magnets 10 can be glued one by one, and these magnets 10 can be controlled from all directions, and the magnets 10 will not be crushed by the cooperation of the screw-in bolt 1 and the pushing assembly;

[0025] In the utility model, the fixed frame includes a guide rail fixing block 2 with threaded holes, a guide rail 3 and a guide rail fixing block 9. The front and rear ends of the two guide rails 3 are fixedly connected to the guide rail fixing block 2 with threaded holes and the guide rail fixing block 9 respectively.

[0026] In the utility model, the propulsion assembly includes a first auxiliary propulsion block 17 and a second auxiliary propulsion block 16 connected to each other. The screw-in bolt 1 is threadedly connected to the threaded hole in the guide rail fixing block 2 with a threaded hole and passes through the guide rail fixing block 2 with a threaded hole to be fixedly connected to the side wall of the first auxiliary propulsion block 17. The two ends of the first auxiliary propulsion block 17 and the second auxiliary propulsion block 16 are respectively slidably connected in the two guide rails 3.

[0027] In the utility model, the structure of the short pressing assembly is similar to that of the long pressing assembly, except that the length of the short pressing bracket 15 is different from that of the long pressing bracket 5. This design makes it more convenient to press the magnet. Specifically, the short pressing assembly includes a short pressing bracket 15 connected to the left square bearing seat 14 and a pressing block 11 connected to the short pressing bracket 15 through an adjusting bolt 12; the long pressing assembly includes a long pressing bracket 5 connected to the right square bearing seat 6 and a pressing block 11 connected to the long pressing bracket 5 through an adjusting bolt 12.

[0028] In the present invention, two shallow grooves are arranged on the fine grinding platform 7, and the left side square bearing seat 14 and the right side square bearing seat 6 are respectively clamped in the two shallow grooves.

[0029] Specifically, the two guide rails 3 (made of bakelite) and the guide rail fixing block 2 with threaded holes (made of 304) and the guide rail fixing block 9 (made of 304) are positioned by positioning pins and then fixed with fastening bolts 8 (made of 304), placed on the fine grinding platform 7 (made of 304), and fixed through the bottom bolt through holes; a shallow groove is provided on the working surface of the fine grinding platform 7 for positioning the right side square bearing 6 and the left side square bearing 14, and the right side square bearing 6 and the left side square bearing 14 are fixed on the fine grinding platform 7 through the bolt through holes at the bottom of the fine grinding platform 7.

[0030] The specific operation process is:

[0031] 1. Put a magnet 10 into the notch on the guide rail 3 after confirming that the polarity is correct. Use the first auxiliary propulsion block 16 (made of 304) and the second auxiliary propulsion block 17 (made of bakelite) to push it into place with the screw-in bolt 1 (made of 304). Use the down-pressing bracket fastening bolt 4 (made of 304) to fix the long down-pressing bracket 5 (made of 304) and the short down-pressing bracket 15 (made of 304) on the right side support 6 and the left side support 14 respectively. Put the pressing block 11 (made of 304) on the magnet 10 and fix the pressing block 11 and the magnet 10 with the adjusting bolt 12 (made of 304).

[0032] 2. Put the next magnet 10 in from the notch on the guide rail 3 after confirming that the polarity is correct, and use the first auxiliary propulsion block 16 and the second auxiliary propulsion block 17 to push it into place with the screw-in bolt 1; use the down-pressing bracket fastening bolt 4 (made of 304) to fix the long down-pressing bracket 5 (made of 304) and the short down-pressing bracket 15 (made of 304) on the right side support 6 and the left side support 14 respectively, put the pressing block 11 (made of 304) on the top of the magnet 10, and fix the pressing block 11 and the magnet 10 with the adjusting bolt 12 (made of 304);

[0033] 3. Repeat the above steps, put multiple magnets into the guide rail 3, and use glue to bond the magnets 10. Before the glue is cured, adjust the adjustment bolt 12 and use an instrument to measure the flatness to ensure that the flatness of the assembly is qualified. Then adjust the screw-in bolt 1 and use an instrument to measure the relevant dimensions to ensure that the dimensions of the assembly are qualified. After waiting for the glue to cure, remove the clamping bracket mechanism and the guide rail and take out the multi-pole magnet assembly.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An assembly tool for a multi-pole magnet assembly, characterized in that: It includes a fine grinding platform and a pushing mechanism and a pressing mechanism connected to the fine grinding platform; the pushing mechanism includes a screw-in bolt, a fixed frame and a propulsion assembly, the fixed frame is a hollow structure, the propulsion assembly is movably connected in the fixed frame, and the screw-in bolt is threadedly connected and passes through one end of the fixed frame and is fixedly connected to the propulsion assembly; the pressing mechanism includes a left side square bearing, a right side square bearing, a short pressing assembly connected to the left side square bearing and a long pressing assembly connected to the right side square bearing, the short pressing assembly and the long pressing assembly are used to press the upper surface of the magnet in the fixed frame.

2. The assembly tool for a multi-pole magnet assembly according to claim 1, characterized in that: The fixing frame includes a guide rail fixing block with threaded holes, a guide rail and a guide rail fixing block. The front and rear ends of the two guide rails are fixedly connected to the guide rail fixing block with threaded holes and the guide rail fixing block respectively.

3. The assembly tool for a multi-pole magnet assembly according to claim 2, characterized in that: The propulsion assembly includes a first auxiliary propulsion block and a second auxiliary propulsion block connected to each other. The screw-in bolt is threadedly connected to the threaded hole in the guide rail fixing block with a threaded hole and passes through the guide rail fixing block with a threaded hole and is fixedly connected to the side wall of the first auxiliary propulsion block. The two ends of the first auxiliary propulsion block and the second auxiliary propulsion block are respectively slidably connected in the two guide rails.

4. The assembly tool for a multi-pole magnet assembly according to claim 3, characterized in that: The guide rail is fixedly connected to the guide rail fixing block by fastening bolts.

5. The assembly tool for a multi-pole magnet assembly according to claim 1 or 3, characterized in that: The short pressing assembly includes a short pressing bracket connected to the left side bearing seat and a pressing block connected to the short pressing bracket through an adjusting bolt.

6. An assembly tool for a multi-pole magnet assembly according to claim 1 or 3, characterized in that: The long pressing assembly includes a long pressing bracket connected to the right side bearing seat and a pressing block connected to the long pressing bracket through an adjusting bolt.

7. The assembly tool for a multi-pole magnet assembly according to claim 1, characterized in that: The fine grinding platform is provided with two shallow grooves, and the left side square bearing seat and the right side square bearing seat are respectively clamped in the shallow grooves.

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