Rotor core pressing mechanism

Abstract

The utility model discloses a rotor core pressing mechanism, which relates to the technical field of rotor core pressing and comprises a pressing and fixing mechanism, a pressing and positioning mechanism for positioning is fixedly arranged at one end of the pressing and fixing mechanism, and a pressing and driving mechanism for pressing is fixedly arranged at the upper end of the pressing and fixing mechanism. The rotor core pressing device solves the problems that an existing rotor core pressing device is inconvenient to align a ferromagnetic conductor sheet from the side face, and the pressed rotor core is inconvenient to disassemble, through the matched arrangement of the pressing positioning mechanism and the pressing driving mechanism, the rotor core is aligned with the pressing disc assembly and placed, the air cylinder drives the pressing and sealing block to press downwards, and the rotor core is pressed tightly. The outer rings of the press sealing blocks correspond to the outer rings of the pressure plate assemblies up and down, the rotor iron core is pressed between the pressure plate assemblies, ferromagnetic conductor sheets can be aligned from the side face conveniently, and the pressed rotor iron core can be disassembled conveniently through lifting arrangement of the press sealing blocks in the pressing driving mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of rotor core pressing and straightening, in particular to a rotor core pressing and straightening mechanism. Background Art

[0002] The rotor core pressing mechanism is part of the motor manufacturing process. Its function is to press the rotor core and the rotor winding to ensure the normal operation of the motor. Specifically, the purpose of the rotor core pressing is to make the gap between the rotor core and the winding meet the design requirements to improve the efficiency and performance of the motor.

[0003] A precision rotor core lamination shaping tool with publication number CN211321158U comprises an upper die seat and a lower die seat which are arranged opposite to each other, and a molding machine is used to drive the upper die seat to move up and down; a core shaft, at least two guide pillars and a discharge assembly are arranged on the lower die seat, the two guide pillars are arranged on both sides of the core shaft, the discharge assembly is sleeved on the guide pillars, and a central through hole is arranged on the discharge assembly, and the core shaft is passed through the central through hole; the upper die seat is arranged at one end of the guide pillar away from the lower die seat; the end of the upper die seat close to the lower die seat is in contact with the rotor core, The rotor core is fixed between the upper die base and the lower die base; the upper die base and the unloading assembly are connected by a lifting assembly, so that the unloading assembly can move up and down along the guide column, and the unloading assembly is driven upward by the lifting assembly, so that the rotor core automatically separates from the core shaft, and there is no need to repeatedly disassemble and assemble the tooling, thereby reducing safety hazards at the work station, reducing the labor intensity of the staff, and improving production efficiency. The current rotor core clamping device is not convenient for aligning the ferromagnetic conductor sheet from the side, and it is not convenient to disassemble the clamped rotor core.

[0004] In view of the above problems, a rotor core pressing mechanism is proposed. Utility Model Content

[0005] The utility model aims to provide a rotor core pressing mechanism, which solves the problem that the existing rotor core pressing device in the background technology is not convenient for aligning the ferromagnetic conductor sheet from the side and is not convenient for disassembling the pressed rotor core.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotor core pressing and straightening mechanism, including a pressing and straightening fixing mechanism, one end of the pressing and straightening fixing mechanism is fixedly provided with a pressing and straightening positioning mechanism for positioning, the upper end of the pressing and straightening fixing mechanism is fixedly provided with a clamping driving mechanism for pressing and straightening, the pressing and straightening positioning mechanism includes a lower disc fixedly provided at one end of the pressing and straightening fixing mechanism, an elastic positioning component fixedly provided on one side of the lower disc, a pressure plate component fixedly provided by inserting the elastic positioning component, the elastic positioning component is provided with three groups arranged in a circular array about the lower disc, and the clamping driving mechanism includes a cylinder fixedly provided at the upper end of the pressing and straightening fixing mechanism, and a pressure sealing block provided at the lifting end of the cylinder is connected.

[0007] Preferably, the pressing and fixing mechanism includes a fixing column and a chassis fixedly arranged at the lower end of the fixing column.

[0008] Preferably, the pressing and positioning mechanism further includes a center column fixedly arranged at the upper end of the chassis.

[0009] Preferably, a fixing rod is fixedly provided at the lower end of the lower disc, and the elastic positioning component is aligned with the fixing rod for fixing.

[0010] Preferably, the elastic positioning assembly includes a plug post fixedly arranged on the upper end of the lower disc, the outer portion of the plug post is sleeved with a force storage spring, the force storage spring is interconnected with the pressure plate assembly, and a socket is opened in the plug post.

[0011] Preferably, a pressure block is provided inside the pressure plate assembly, a closed angle ring is provided at the outer end of the pressure plate assembly, a sleeve is movably fitted between the pressure blocks, and a built-in spring is provided at the lower end of the sleeve.

[0012] Preferably, the clamping drive mechanism further comprises an upper disc fixedly arranged at the telescopic end of the cylinder, an upper positioning assembly fixedly arranged at the lower end of the upper disc, and the compression sealing block and the upper positioning assembly are connected to each other.

[0013] Preferably, a conical plug is provided at the lower end of the upper positioning assembly.

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

[0015] 1. The utility model provides a rotor core pressing mechanism, which fixes the elastic positioning component on the upper end of the lower disc through the combination of a pressing positioning mechanism and a clamping drive mechanism. The elastic positioning component elastically supports the pressure plate component. The rotor core is aligned with the pressure plate component and placed. The cylinder drives the sealing block to press down. The outer ring of the sealing block corresponds to the outer ring of the pressure plate component up and down. The rotor core is pressed between the pressure plate components, which is convenient for aligning the ferromagnetic conductor sheet from the side, thus solving the problem that the current rotor core clamping device is not convenient for aligning the ferromagnetic conductor sheet from the side.

[0016] 2. The utility model provides a rotor core pressing mechanism, which facilitates the disassembly of the compacted rotor core by lifting and lowering the pressure seal block in the compacting drive mechanism, thereby solving the problem that the existing rotor core pressing mechanism is inconvenient to disassemble the compacted rotor core. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 It is a schematic diagram of the overall front view structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the split structure of the pressing and positioning mechanism of the utility model;

[0020] Figure 4 The overall structure of the utility model is shown in FIG. Figure 2 ;

[0021] Figure 5 It is a structural schematic diagram of the pressure plate assembly of the utility model.

[0022] In the figure: 1. pressing and fixing mechanism; 11. fixing column; 12. chassis; 2. pressing and positioning mechanism; 21. lower disc; 211. fixing rod; 22. elastic positioning assembly; 221. plug column; 2211. socket; 222. force storage spring; 23. center column; 24. pressure plate assembly; 241. pressure block; 242. closed angle ring; 243. sleeve ring; 244. built-in spring; 3. clamping drive mechanism; 31. cylinder; 32. upper disc; 33. upper positioning assembly; 331. conical plug; 34. pressing and sealing block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0025] Combination Figure 1 The utility model discloses a rotor core pressing and straightening mechanism, comprising a pressing and straightening fixing mechanism 1, a pressing and straightening positioning mechanism 2 for positioning is fixedly arranged at one end of the pressing and straightening fixing mechanism 1, a pressing and straightening driving mechanism 3 for pressing and straightening is fixedly arranged at the upper end of the pressing and straightening fixing mechanism 1, the pressing and straightening positioning mechanism 2 comprises a lower disc 21 fixedly arranged at one end of the pressing and straightening fixing mechanism 1, an elastic positioning component 22 fixedly arranged at one side of the lower disc 21, a pressing disc component 24 fixedly arranged by inserting the elastic positioning component 22, the elastic positioning component 22 is provided with three groups arranged in a circular array about the lower disc 21, and the pressing and straightening driving mechanism 3 is fixedly arranged. It includes a cylinder 31 fixedly arranged at the upper end of the pressing and fixing mechanism 1, a sealing block 34 connected to the lifting end of the cylinder 31, an elastic positioning component 22 fixedly arranged at the upper end of the lower disc 21, the elastic positioning component 22 elastically supports the pressure plate component 24, the rotor core is placed in alignment with the pressure plate component 24, the cylinder 31 drives the sealing block 34 to press down, the outer ring of the sealing block 34 corresponds to the outer ring of the pressure plate component 24 up and down, the rotor core is pressed between the pressure plate components 24 and the pressure plate components 24, so that the ferromagnetic conductor sheet can be aligned from the side, and the cylinder 31 can be raised and lowered to facilitate the disassembly of the rotor core after compression.

[0026] The utility model is further described below in conjunction with embodiments.

[0027] Embodiment 1:

[0028] Combination Figure 2-Figure 5 The pressing and fixing mechanism 1 includes a fixing column 11 and a chassis 12 fixedly arranged at the lower end of the fixing column 11. The fixing column 11 and the chassis 12 are connected to each other to respectively realize the fixation of the pressing driving mechanism 3 and the pressing and positioning mechanism 2.

[0029] The pressing and positioning mechanism 2 further comprises a central column 23 fixedly arranged at the upper end of the chassis 12 . The central column 23 is arranged at the center of the lower disc 21 and is inserted into the pressing drive mechanism 3 to achieve pressing and positioning.

[0030] A fixing rod 211 is fixedly provided at the lower end of the lower disc 21, and the elastic positioning component 22 is aligned with the fixing rod 211 for fixing. The fixing rod 211 supports and fixes the lower disc 21 to keep the lower disc 21 in a horizontal state. The elastic positioning component 22 and the fixing rod 211 are arranged one by one.

[0031] The elastic positioning assembly 22 includes a plug column 221 fixedly arranged at the upper end of the lower disc 21, and a force storage spring 222 is sleeved on the outside of the plug column 221. The force storage spring 222 is interconnected with the pressure plate assembly 24. A socket 2211 is provided in the plug column 221, and the plug column 221 is inserted through the pressure plate assembly 24. The force storage spring 222 provides supporting elastic force for the pressure plate assembly 24, and the socket 2211 is arranged in combination with the clamping drive mechanism 3.

[0032] A pressure block 241 is provided inside the pressure plate assembly 24, and a closed angle ring 242 is provided at the outer end of the pressure plate assembly 24. A ring 243 is movably fitted between the pressure blocks 241, and a built-in spring 244 is provided at the lower end of the ring 243. The ring 243 is fitted between the pressure blocks 241. The rotor core is placed on the pressure plate assembly 24, and the winding on the core is aligned with the ring 243. The built-in spring 244 provides elastic force for the ring 243 to squeeze the winding upward. The bevel setting of the closed angle ring 242 extrude and trim the winding from the side. The setting of the built-in spring 244 makes the extrusion force of different core windings different, which can adapt to the pressing and trimming requirements of different cores.

[0033] Embodiment 2:

[0034] Combination Figure 4 The clamping drive mechanism 3 also includes an upper disc 32 fixedly arranged at the telescopic end of the cylinder 31, an upper positioning assembly 33 fixedly arranged at the lower end of the upper disc 32, and a sealing block 34 is connected to the upper positioning assembly 33. The cylinder 31 drives the upper disc 32 to rise and fall, thereby driving the upper positioning assembly 33 and the sealing block 34 to rise and fall. The sealing block 34 cooperates with the pressure plate assembly 24 to realize the compression of the rotor core. The spring in the upper positioning assembly 33 fixes the sealing block 34 from the upper end to prevent the sealing block 34 from falling, thereby facilitating the placement of the rotor core.

[0035] A conical plug 331 is provided at the lower end of the upper positioning component 33 , and the conical plug 331 is aligned with the socket 2211 and inserted into the positioning.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotor core pressing mechanism, comprising a pressing and fixing mechanism (1), characterized in that: A pressing and positioning mechanism (2) for positioning is fixedly provided at one end of the pressing and fixing mechanism (1), and a pressing and driving mechanism (3) for pressing and fixing is fixedly provided at the upper end of the pressing and fixing mechanism (1); The pressing and positioning mechanism (2) comprises a lower disc (21) fixedly arranged at one end of the pressing and fixing mechanism (1), an elastic positioning component (22) fixedly arranged at one side of the lower disc (21), and a pressure plate component (24) inserted and fixedly arranged in the elastic positioning component (22), wherein the elastic positioning component (22) is provided with three groups arranged in a circular array with respect to the lower disc (21), and the pressing drive mechanism (3) comprises a cylinder (31) fixedly arranged at the upper end of the pressing and fixing mechanism (1), and a pressure sealing block (34) connected to the lifting end of the cylinder (31).

2. A rotor core pressing mechanism according to claim 1, characterized in that: The pressing and fixing mechanism (1) comprises a fixing column (11) and a chassis (12) fixedly arranged at the lower end of the fixing column (11).

3. A rotor core pressing mechanism according to claim 2, characterized in that: The pressing and positioning mechanism (2) further comprises a central column (23) fixedly arranged on the upper end of the chassis (12).

4. The rotor core pressing mechanism according to claim 1, characterized in that: A fixing rod (211) is fixedly provided at the lower end of the lower disc (21), and the elastic positioning component (22) is aligned with the fixing rod (211) for fixing.

5. The rotor core pressing mechanism according to claim 1, characterized in that: The elastic positioning assembly (22) comprises an insertion column (221) fixedly arranged on the upper end of the lower disc (21); a force storage spring (222) is sleeved on the outside of the insertion column (221); the force storage spring (222) is interconnected with the pressure plate assembly (24); and a socket (2211) is provided in the insertion column (221).

6. The rotor core pressing mechanism according to claim 1, characterized in that: A pressure block (241) is arranged inside the pressure plate assembly (24), a closed angle ring (242) is arranged at the outer end of the pressure plate assembly (24), a sleeve (243) is movably sleeved between the pressure blocks (241), and a built-in spring (244) is arranged at the lower end of the sleeve (243).

7. The rotor core pressing mechanism according to claim 1, characterized in that: The clamping drive mechanism (3) further comprises an upper disc (32) fixedly arranged at the telescopic end of the cylinder (31), an upper positioning assembly (33) fixedly arranged at the lower end of the upper disc (32), and the compression block (34) and the upper positioning assembly (33) are connected to each other.

8. The rotor core pressing mechanism according to claim 7, characterized in that: A conical plug (331) is provided at the lower end of the upper positioning component (33).

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