Rotor core shaft pressing device

Abstract

The utility model relates to the technical field of motor rotor core assembly, in particular to a rotor core shaft pressing device, which comprises a base, a hydraulic mechanism, an external card fixing mechanism and a tool seat, the tool seat is fixedly connected with the base, the hydraulic mechanism is fixedly connected with the base, and the external card fixing mechanism comprises a vertical plate, a turntable, a threaded rod and a fixed-angle card. The other end of the threaded rod is fixedly connected with the rotating disc, the rotating disc is rotationally connected with the vertical plate, the vertical plate is fixedly connected with the base, the rotating disc can drive the threaded rod to move, so that the angle fixing clamping piece is moved in a rotating mode, the process is more stable, and the angle fixing clamping piece cannot be disengaged; according to the design, the problems that the stability of the fixed-angle card is easily reduced and the stability of the rotor core is also reduced when a worker pulls and inserts the fixed-angle card back and forth are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of motor rotor core assembly, in particular to a rotor core pressing device. Background Technique

[0002] When processing the inclined slot core pressing of the motor rotor, in order to avoid the inclined slot not being straight in space and better control the angle between the inclined slot and the axis, an inclined slot is usually provided on the tooling seat for placing the rotor core, and a fixed-angle card is provided in the inclined slot. After the rotor core is placed on the tooling seat, the fixed-angle card is small in volume and is extremely easy to be lost during use.

[0003] In the prior art, the patent (CN215009984U) discloses a motor rotor core pressing device, which includes a bottom plate. A tooling seat is fixedly arranged at the center of the top of the bottom plate. An inclined slot A is opened on the front of the tooling seat. A fixed-angle card is slidably arranged inside the inclined slot A. An external card fixing component is arranged at the top of the front of the tooling seat. The external card fixing component includes an end plate. A positioning sleeve A is fixedly penetrated through the middle of the front of the end plate. A traction rod is slidably arranged inside the positioning sleeve A. A spring is sleeved outside the traction rod. One end of the traction rod is fixedly connected to the fixed-angle card and the other end of the traction rod is fixedly provided with a pull ring. The utility model effectively connects the fixed-angle card with the tooling seat, avoids the loss of the fixed-angle card during use, and can automatically insert the fixed-angle card, effectively reducing the use difficulty of technicians.

[0004] However, in the above prior art, the stability of the card is easily reduced due to the back-and-forth insertion and extraction of the fixed-angle card by the staff, and the stability of the rotor core is also reduced. Content of the Utility Model

[0005] The purpose of the utility model is to provide a rotor core pressing device, which solves the problem that the stability of the fixed-angle card is easily reduced due to the back-and-forth insertion and extraction of the fixed-angle card by the staff in the prior art, and the stability of the rotor core is also reduced.

[0006] To achieve the above purpose, the utility model provides a rotor core pressing device, which includes a base, a hydraulic mechanism, an external card fixing mechanism and a tooling seat. The tooling seat is fixedly connected to the base and is located inside the base. The hydraulic mechanism is fixedly connected to the base and is located above the base. The external card fixing mechanism includes a vertical plate, a turntable, a threaded rod and a fixed-angle card. The fixed-angle card is rotationally connected to the threaded rod and is located at one end of the threaded rod. The other end of the threaded rod is fixedly connected to the turntable and is located on one side of the turntable. The turntable is rotationally connected to the vertical plate and is located on one side of the vertical plate. The vertical plate is fixedly connected to the base and is located inside the base.

[0007] Among them, the base includes a bottom plate and four fixing rods. The lower end of each fixing rod is fixedly connected to the bottom plate and is located above the bottom plate. The upper end of each fixing rod is fixedly connected to the hydraulic mechanism and is located below the hydraulic mechanism.

[0008] Among them, the hydraulic mechanism includes a top plate, a hydraulic cylinder, a positioning plate, a positioning connection block, and a pressing shaft block. The pressing shaft block is fixedly connected to the positioning connection block and is located below the positioning connection block. The positioning connection block is fixedly connected to the positioning plate and is located inside the positioning plate. The positioning plate is slidably connected to each fixing rod and is located inside each fixing rod, and is fixedly connected to the output end of the hydraulic cylinder. The hydraulic cylinder is fixedly connected to the top plate and is located above the top plate. The top plate is fixedly connected to each fixing rod and is located at the upper end of each fixing rod.

[0009] Among them, the tooling seat includes a bottom block, a pressure-receiving platform, and a tooling ring. The tooling ring is fixedly connected to the bottom block and is located above the bottom block. The pressure-receiving platform is fixedly connected to the bottom block and is located above the bottom block. The bottom block is fixedly connected to the bottom plate and is located above the bottom plate.

[0010] Among them, the rotor core pressing device further includes two mounting columns, two electric telescopic rods, and a stripping rod. The two ends of the stripping rod are respectively fixedly connected to the corresponding electric telescopic rods and are respectively located at the upper ends of the corresponding electric telescopic rods. The lower end of each electric telescopic rod is respectively fixedly connected to the corresponding mounting column and is respectively located above the corresponding mounting column. The two mounting columns are both fixedly connected to the bottom plate and are located above the bottom plate.

[0011] For a rotor core pressing device of the present utility model, the currently provided turntable can drive the movement of the threaded rod, thereby moving the fixed-angle card by rotation. This process is more stable and the fixed-angle card will not be separated. This design solves the problem that the fixed-angle card is prone to reducing the stability of the card during the back-and-forth insertion and extraction by the staff, and the stability of the rotor core will also be reduced. After the iron core is die-cast in the tooling ring, in order to facilitate the removal of the iron core, the currently provided stripping rod can be raised under the control of the two electric telescopic rods, move upward from the groove on the surface of the pressure-receiving platform, and then the iron core can be quickly stripped and separated from the pressure-receiving platform. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art.

[0013] Figure 1 It is the front view of the first embodiment of the present utility model.

[0014] Figure 2 is the Figure 1 sectional view taken along line A-A of

[0015] Figure 3 is the Figure 2 enlarged view of the partial structure at position B of

[0016] Figure 4 It is the overall structural schematic diagram of the second embodiment of the present utility model.

[0017] 101 - Base, 102 - Hydraulic mechanism, 103 - External card fixing mechanism, 104 - Tooling seat, 105 - Vertical plate, 106 - Turntable, 107 - Threaded rod, 108 - Fixed-angle card, 109 - Bottom plate, 110 - Fixed rod, 111 - Top plate, 112 - Hydraulic cylinder, 113 - Positioning plate, 114 - Positioning connection block, 115 - Pressing block, 116 - Bottom block, 117 - Compression platform, 118 - Tooling ring, 201 - Mounting column, 202 - Electric telescopic rod, 203 - Stripping rod. Detailed implementation manners

[0018] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present utility model, and should not be construed as a limitation to the present utility model.

[0019] The first embodiment of the present application is as follows:

[0020] Please refer to Figures 1 - 3 , where Figure 1 is the front view of the first embodiment of the present utility model, Figure 2 is the Figure 1 sectional view taken along line A-A of Figure 3 is the Figure 2 enlarged view of the partial structure at position B of

[0021] The present utility model provides a rotor core pressing device, which includes a base 101, a hydraulic mechanism 102, an external card fixing mechanism 103 and a tooling seat 104. The external card fixing mechanism 103 includes a vertical plate 105, a turntable 106, a threaded rod 107 and a fixed-angle card 108. The base 101 includes a bottom plate 109 and four fixed rods 110. The hydraulic mechanism 102 includes a top plate 111, a hydraulic cylinder 112, a positioning plate 113, a positioning connection block 114 and a pressing block 115. The tooling seat 104 includes a bottom block 116, a compression platform 117 and a tooling ring 118.

[0022] For this specific embodiment, the tooling base 104 is fixedly connected to the base 101, the hydraulic mechanism 102 is fixedly connected to the base 101, the fixed-angle card 108 is rotatably connected to the threaded rod 107, the other end of the threaded rod 107 is fixedly connected to the turntable 106, the turntable 106 is rotatably connected to the vertical plate 105, the vertical plate 105 is fixedly connected to the base 101, the lower end of each fixed rod 110 is fixedly connected to the bottom plate 109, the upper end of each fixed rod 110 is fixedly connected to the hydraulic mechanism 102, the pressing shaft block 115 is fixedly connected to the positioning connection block 114, the positioning connection block 114 is fixedly connected to the positioning plate 113, the positioning plate 113 is slidably connected to each fixed rod 110 and is fixedly connected to the output end of the hydraulic cylinder 112, the hydraulic cylinder 112 is fixedly connected to the top plate 111, the top plate 111 is fixedly connected to each fixed rod 110, the tooling ring 118 is fixedly connected to the bottom block 116, the pressure-receiving platform 117 is fixedly connected to the bottom block 116, and the bottom block 116 is fixedly connected to the bottom plate 109. The currently provided turntable 106 can drive the movement of the threaded rod 107, thereby moving the fixed-angle card 108 in a rotational manner. This process is more stable and will not cause the fixed-angle card 108 to disengage. This design solves the problem that the fixed-angle card 108 is prone to a decrease in card stability during the back-and-forth insertion and extraction by the staff, and the stability of the rotor core will also decrease.

[0023] Among them, the tooling base 104 is located inside the base 101, the hydraulic mechanism 102 is located above the base 101, the fixed-angle card 108 is located at one end of the threaded rod 107, the other end of the threaded rod 107 is located on one side of the turntable 106, the turntable 106 is located on one side of the vertical plate 105, and the vertical plate 105 is located inside the base 101. When the staff uses this equipment, first rotate the turntable 106 to rotate and extract the fixed-angle card 108 from one side of the tooling ring 118, place the iron core inside the tooling ring 118, and then rotate the turntable 106 in the reverse direction to drive the threaded rod 107 and the fixed-angle card 108 to move towards the inside of the tooling ring 118. When it moves to the target position, start the hydraulic cylinder 112 to perform the pressing shaft work. During this process, the position of the fixed-angle card 108 will not move, with high stability and good pressing shaft effect.

[0024] Secondly, the lower end of each of the fixing rods 110 is located above the bottom plate 109, the upper end of each of the fixing rods 110 is located below the hydraulic mechanism 102, the pressing block 115 is located below the positioning connection block 114, the positioning connection block 114 is located inside the positioning plate 113, the positioning plate 113 is located inside each of the fixing rods 110, the hydraulic cylinder 112 is located above the top plate 111, the top plate 111 is located at the upper end of each of the fixing rods 110, the output end of the hydraulic cylinder 112 drives the movement of the positioning connection block 114 and the positioning plate 113. The positioning plate 113 slides up and down supported by the four fixing rods 110 and maintains vertical movement. The movement of the positioning plate 113 drives the movement of the pressing block 115, and can press the iron core placed inside the tooling ring 118.

[0025] Meanwhile, the tooling ring 118 is located above the bottom block 116, the pressure-receiving table 117 is located above the bottom block 116, the bottom block 116 is located above the bottom plate 109, the tooling ring 118 is fixed above the bottom block 116, the pressure-receiving table 117 supports the iron core, and plays a protective role for the bottom block 116 and the bottom plate 109 when the iron core is pressed by the pressing block 115.

[0026] In this embodiment, the currently provided turntable 106 can drive the movement of the threaded rod 107, thereby moving the fixed-angle card 108 by rotation. This process is more stable and will not cause the fixed-angle card 108 to disengage. This design solves the problem that the fixed-angle card 108 is prone to reducing the stability of the card during the back-and-forth insertion and extraction by the staff, and also reduces the stability of the rotor core. When the staff uses this device, first rotate the turntable 106 to rotate and extract the fixed-angle card 108 from one side of the tooling ring 118, place the iron core inside the tooling ring 118, and then rotate the turntable 106 in the reverse direction to drive the threaded rod 107 and the fixed-angle card 108 to move towards the inside of the tooling ring 118. When the target position is reached, start the hydraulic cylinder 112 to perform the pressing work. During this process, the position of the fixed-angle card 108 will not move, with high stability and good pressing effect. The output end of the hydraulic cylinder 112 drives the movement of the positioning connection block 114 and the positioning plate 113. The positioning plate 113 slides up and down under the support of the four fixed rods 110 and maintains vertical movement. The movement of the positioning plate 113 drives the movement of the pressing block 115, which can press the iron core placed inside the tooling ring 118. The tooling ring 118 is fixed above the bottom block 116, and the pressure-receiving table 117 supports the iron core, playing a protective role for the bottom block 116 and the bottom plate 109 when the iron core is pressed by the pressing block 115.

[0027] The second embodiment of the present application is as follows:

[0028] On the basis of the first embodiment, please refer to Figure 4 , in which Figure 4 is the overall structural schematic diagram of the second embodiment of the present utility model.

[0029] The present utility model provides a rotor core pressing device, which further includes two mounting columns 201, two electric telescopic rods 202, and a stripping rod 203.

[0030] For this specific embodiment, both ends of the stripping rod 203 are fixedly connected to the corresponding electric telescopic rods 202 respectively, and are located at the upper ends of the corresponding electric telescopic rods 202 respectively. The lower ends of each electric telescopic rod 202 are fixedly connected to the corresponding mounting column 201 respectively, and are located above the corresponding mounting column 201 respectively. Both mounting columns 201 are fixedly connected to the bottom plate 109 and are located above the bottom plate 109. After the iron core is die-cast in the tooling ring 118, in order to facilitate the removal of the iron core, the provided stripping rod 203 can be lifted under the control of the two electric telescopic rods 202, and move upward from the groove on the surface of the pressure receiving table 117, and then the iron core can be quickly stripped and separated from the pressure receiving table 117.

[0031] In this embodiment, after the iron core is die-cast in the tooling ring 118, in order to facilitate the removal of the iron core, the provided stripping rod 203 can be lifted under the control of the two electric telescopic rods 202, and move upward from the groove on the surface of the pressure receiving table 117, and then the iron core can be quickly stripped and separated from the pressure receiving table 117.

[0032] The above-disclosed are only one or more preferred embodiments of the present application, and the scope of rights of the present application cannot be limited thereby. Those of ordinary skill in the art can understand all or part of the processes of implementing the above embodiments, and the equivalent changes made according to the claims of the present application still fall within the scope covered by the present application.

Claims

1. A rotor core pressing device, comprising a base, a hydraulic mechanism and a tooling seat. The tooling seat is fixedly connected to the base and is located inside the base. The hydraulic mechanism is fixedly connected to the base and is located above the base. It is characterized in that, it further comprises an external card fixing mechanism. The external card fixing mechanism includes a vertical plate, a turntable, a threaded rod and a fixed-angle card. The fixed-angle card is rotatably connected to the threaded rod and is located at one end of the threaded rod. The other end of the threaded rod is fixedly connected to the turntable and is located on one side of the turntable. The turntable is rotatably connected to the vertical plate and is located on one side of the vertical plate. The vertical plate is fixedly connected to the base and is located inside the base.

2. The rotor core pressing device according to claim 1, characterized in that, the base includes a bottom plate and four fixing rods. The lower end of each fixing rod is fixedly connected to the bottom plate and is located above the bottom plate. The upper end of each fixing rod is fixedly connected to the hydraulic mechanism and is located below the hydraulic mechanism.

3. The rotor core pressing device according to claim 2, characterized in that, the hydraulic mechanism includes a top plate, a hydraulic cylinder, a positioning plate, a positioning connection block and a pressing block. The pressing block is fixedly connected to the positioning connection block and is located below the positioning connection block. The positioning connection block is fixedly connected to the positioning plate and is located inside the positioning plate. The positioning plate is slidably connected to each fixing rod and is located inside each fixing rod, and is fixedly connected to the output end of the hydraulic cylinder. The hydraulic cylinder is fixedly connected to the top plate and is located above the top plate. The top plate is fixedly connected to each fixing rod and is located at the upper end of each fixing rod.

4. The rotor core pressing device according to claim 3, characterized in that, the tooling seat includes a bottom block, a pressure-receiving table and a tooling ring. The tooling ring is fixedly connected to the bottom block and is located above the bottom block. The pressure-receiving table is fixedly connected to the bottom block and is located above the bottom block. The bottom block is fixedly connected to the bottom plate and is located above the bottom plate.

5. The rotor core pressing device according to claim 4, characterized in that, the rotor core pressing device further comprises two mounting columns, two electric telescopic rods and a stripping rod. The two ends of the stripping rod are respectively fixedly connected to the corresponding electric telescopic rods and are respectively located at the upper ends of the corresponding electric telescopic rods. The lower end of each electric telescopic rod is respectively fixedly connected to the corresponding mounting column and is respectively located above the corresponding mounting column. The two mounting columns are both fixedly connected to the bottom plate and are located above the bottom plate.

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