Plastic-coated rotor forming press

Abstract

The utility model relates to the technical field of plastic-coated rotors, in particular to a plastic-coated rotor forming press which comprises a workbench, a supporting frame and a discharging assembly, and the discharging assembly comprises a mounting frame, a hydraulic cylinder, an upper die, a lower die, a mounting plate, a mounting component, a limiting component, a threaded column, an ejector rod and a first air cylinder. The supporting frame is used for supporting the device, the workbench is used for product machining, the lower mold is placed on the workbench and limited through the limiting component, the upper mold is installed on the installation plate through the installation component, the plastic-coated part is placed in the lower mold, and then the rotor is placed in the plastic-coated part. The upper mold is driven by the hydraulic cylinder to extrude the lower mold so that the plastic-coated part and the rotor can be extruded and fixed, the ejector rod is controlled by the first air cylinder to eject out a finished product in the lower mold, the ejector rod penetrates through the lower mold and is installed on the first air cylinder through the threaded column, and the ejector rods with different diameters can be replaced conveniently according to the sizes of machined products.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic-coated rotors, in particular to a plastic-coated rotor forming press. Background Art

[0002] An electric motor, also known as an electric motor, is a device that converts electrical energy into mechanical energy. Electric motors are categorized into two product categories: DC motors and AC motors. DC motors are primarily used for control purposes. They consist of a stator, rotor, commutator, brushes, housing, and bearings. They are widely used in machine tools, machinery, medical equipment, electronics, dishwashers, electric shavers, hair dryers, toys, and household appliances.

[0003] The existing rotor uses overmolding parts to simultaneously overmold and fix the rotor core and all magnetic tiles, thereby improving the processing efficiency of the rotor. At the same time, the use of overmolding parts for overmolding greatly improves the stability of the connection between the magnetic tiles and the rotor core, eliminates the phenomenon of loosening and peeling of the magnetic tiles, and greatly improves the stability of the motor operation.

[0004] When overmolding the rotor, it is necessary to use a pressure device to squeeze the overmolded part onto the rotor. However, it is difficult to quickly remove the molded part after extrusion, resulting in low processing efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a rotor molding press for overmolding, which aims to solve the problem that when overmolding a rotor, the overmolded part needs to be squeezed onto the rotor through a pressure device, and the existing mold is difficult to remove the part quickly after extrusion, resulting in low processing efficiency.

[0006] To achieve the above-mentioned object, the utility model provides a plastic-coated rotor forming press, comprising a workbench, a support frame and a discharge assembly, wherein the discharge assembly comprises a mounting frame, a hydraulic cylinder, an upper mold, a lower mold, a mounting plate, a mounting member, a limiting member, a threaded column, a push rod and a first cylinder;

[0007] The mounting bracket is fixedly connected to the workbench and is located on the top of the workbench. The hydraulic cylinder is fixedly connected to the mounting bracket and is located on one side of the mounting bracket. The mounting plate is arranged at the output end of the hydraulic cylinder. The mounting member is connected to the mounting plate and is located at the bottom of the mounting plate. The upper mold is connected to the mounting member and is located on one side of the mounting member. The limiting member is connected to the workbench and is located on one side of the workbench. The lower mold is arranged on the inner side of the limiting member. The first cylinder is fixedly connected to the support bracket and is located on one side of the support bracket. The threaded column is fixedly connected to the output end of the first cylinder and is located on one side of the first cylinder. The push rod is threadedly connected to the threaded column and is located at the top of the threaded column.

[0008] Wherein, the limiting component includes a second cylinder and a U-shaped plate, the second cylinder is fixedly connected to the workbench and located on one side of the workbench, and the U-shaped plate is fixedly connected to the output end of the second cylinder and located on one side of the second cylinder.

[0009] Wherein, the mounting component includes a fixing bolt and a mounting groove, the mounting groove is fixedly connected to the mounting plate and is located on one side of the mounting plate, the fixing bolt is threadedly connected to the mounting groove and is located on one side of the mounting groove, and the upper mold is slidably connected to the mounting groove and is located on the inner side of the mounting groove.

[0010] Among them, the unloading assembly also includes a third cylinder and a push plate. The third cylinder is fixedly connected to the workbench and is located on one side of the workbench. The push plate is fixedly connected to the output end of the third cylinder and is located on one side of the third cylinder.

[0011] The unloading assembly further includes a chute and a collection box. The chute is fixedly connected to the workbench and is located on the top of the workbench. The collection box is slidably connected to the chute and is located on one side of the chute.

[0012] The utility model provides a plastic-coated rotor forming press, wherein the support frame is used for supporting the device, and the workbench is used for product processing. The lower mold is placed on the workbench and limited by the limiting member. The upper mold is installed on the mounting plate through the mounting member. The plastic-coated part is placed in the lower mold, and then the rotor is placed in the plastic-coated part. The upper mold is driven by the hydraulic cylinder to extrude the lower mold so that the plastic-coated part and the rotor are squeezed and fixed. After completion, the first cylinder controls the ejector rod to eject the finished product inside the lower mold. The ejector rod passes through the lower mold and is installed on the first cylinder through the threaded column. It is convenient to replace the ejector rods of different diameters according to the size of the processed product, which solves the problem that when overmolding the rotor, the plastic-coated part needs to be squeezed onto the rotor by pressure equipment. The existing mold is difficult to remove the finished product quickly after extrusion, resulting in low processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art.

[0014] Figure 1 This is a structural diagram of a plastic-coated rotor forming press according to the first embodiment of the present utility model.

[0015] Figure 2 It is a side sectional view of a plastic-coated rotor forming press according to the first embodiment of the present utility model.

[0016] Figure 3 It is a front cross-sectional view of a plastic-coated rotor forming press according to the first embodiment of the present utility model.

[0017] Figure 4 It is a cross-sectional schematic diagram of a plastic-coated rotor forming press according to the second embodiment of the present utility model.

[0018] 101-workbench, 102-support frame, 103-unloading assembly, 104-mounting frame, 105-hydraulic cylinder, 106-upper mold, 107-lower mold, 108-mounting plate, 109-mounting member, 110-limiting member, 111-threaded column, 112-top rod, 113-first cylinder, 114-second cylinder, 115-U-shaped plate, 116-fixing bolt, 117-mounting groove, 118-third cylinder, 119-push plate, 201-chute, 202-collection box. DETAILED DESCRIPTION

[0019] The following describes in detail embodiments of the present invention, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as limiting the present invention.

[0020] First embodiment

[0021] See also Figures 1-3 , Figure 1 This is a structural diagram of a plastic-coated rotor forming press according to the first embodiment of the present invention. Figure 2 This is a side sectional view of a plastic-coated rotor forming press according to the first embodiment of the present invention. Figure 3 It is a front cross-sectional view of a plastic-coated rotor forming press according to the first embodiment of the present utility model.

[0022] The utility model provides a press machine for overmolding a rotor, comprising a workbench 101, a support frame 102, and a discharge assembly 103. The discharge assembly 103 comprises a mounting frame 104, a hydraulic cylinder 105, an upper mold 106, a lower mold 107, a mounting plate 108, a mounting member 109, a limiting member 110, a threaded column 111, a push rod 112, a first cylinder 113, a second cylinder 114, a U-shaped plate 115, a fixing bolt 116, a mounting groove 117, a third cylinder 118, and a push plate 119. The above-mentioned solution solves the problem that during rotor overmolding, the overmolded part needs to be squeezed onto the rotor by a pressure device, and the existing mold is difficult to quickly remove after squeezing, resulting in low processing efficiency.

[0023] In this embodiment, the support frame 102 is fixedly connected to the workbench 101 and is located at the bottom of the workbench 101. The support frame 102 is used to support the device, and the workbench 101 is used for product processing.

[0024] Among them, the mounting frame 104 is fixedly connected to the workbench 101 and is located on the top of the workbench 101, the hydraulic cylinder 105 is fixedly connected to the mounting frame 104 and is located on one side of the mounting frame 104, the mounting plate 108 is arranged at the output end of the hydraulic cylinder 105, the mounting member 109 is connected to the mounting plate 108 and is located at the bottom of the mounting plate 108, the upper mold 106 is connected to the mounting member 109 and is located on one side of the mounting member 109, the limiting member is connected to the workbench 101 and is located on one side of the workbench 101, the lower mold 107 is arranged on the inner side of the limiting member 110, the first cylinder 113 is fixedly connected to the support frame 102 and is located on one side of the support frame 102, the threaded column 111 is fixedly connected to the output end of the first cylinder 113 and is located on one side of the first cylinder 113, and the push rod 112 is threadedly connected to the threaded column 111, And it is located at the top of the threaded column 111, the lower mold 107 is placed on the workbench 101, and is limited by the limiting member 110. The upper mold 106 is installed on the mounting plate 108 through the mounting member 109, the overmolded part is placed in the lower mold 107, and then the rotor is placed in the overmolded part. The upper mold 106 is driven by the hydraulic cylinder 105 to squeeze the lower mold 107 so that the overmolded part and the rotor are squeezed and fixed. After completion, the first cylinder 113 controls the ejector rod 112 to eject the finished product inside the lower mold 107. The ejector rod 112 passes through the lower mold 107 and is installed on the first cylinder 113 through the threaded column 111. It is convenient to replace the ejector rod 112 of different diameters according to the size of the processed product, which solves the problem that when overmolding the rotor, the overmolded part needs to be squeezed onto the rotor by pressure equipment. The existing mold is difficult to remove the finished product quickly after extrusion, resulting in low processing efficiency.

[0025] Secondly, the limiting member 110 includes a second cylinder 114 and a U-shaped plate 115. The second cylinder 114 is fixedly connected to the workbench 101 and is located on one side of the workbench 101. The U-shaped plate 115 is fixedly connected to the output end of the second cylinder 114 and is located on one side of the second cylinder 114. Two second cylinders 114 are symmetrically arranged on the workbench 101. The U-shaped plate 115 is driven by the second cylinder 114 to wrap and clamp the outer side of the lower mold 107, thereby limiting the position of the lower mold 107 on the workbench 101.

[0026] Again, the installation component 109 includes a fixing bolt 116 and an installation slot 117, the installation slot 117 is fixedly connected with the installation plate 108 and located at one side of the installation plate 108, the fixing bolt 116 is threadedly connected with the installation slot 117 and located at one side of the installation slot 117, the upper die 106 is slidably connected with the installation slot 117 and located at the inner side of the installation slot 117, the upper die 106 is slidably inserted into the installation slot 117, and then the position of the upper die 106 is limited in the inner side of the installation slot 117 by rotating the fixing bolt 116.

[0027] Finally, the discharging assembly 103 further includes a third cylinder 118 and a push plate 119, the third cylinder 118 is fixedly connected with the workbench 101 and located at one side of the workbench 101, and the push plate 119 is fixedly connected with the output end of the third cylinder 118 and located at one side of the third cylinder 118, when the ejector rod 112 ejects the product out of the lower die 107, the third cylinder 118 drives the push plate 119 to push the product away, facilitating subsequent rapid feeding.

[0028] In use, the supporting frame 102 is used for supporting device, the workbench 101 is used for product processing, the lower die 107 is placed on the workbench 101 and limited by the limiting component 110, the upper die 106 is installed on the installation plate 108 through the installation component 109, the plastic part is placed in the lower die 107, the rotor is placed in the plastic part, the upper die 106 is driven by the hydraulic cylinder 105 to extrude the lower die 107 to extrude and fix the plastic part and the rotor, after completion, the first cylinder 113 controls the ejector rod 112 to eject the finished product in the lower die 107, the ejector rod 112 penetrates through the lower die 107, the ejector rod 112 is installed on the first cylinder 113 through the threaded column 111, different diameters of the ejector rod 112 can be replaced according to the size of the processed product, and the problem that the existing mold is difficult to quickly take down after extrusion, resulting in low processing efficiency, is solved.

[0029] Second embodiment

[0030] Please refer to Figure 4 , Figure 4 is a cross-sectional view of a plastic-coated rotor forming press according to the second embodiment of the utility model. On the basis of the first embodiment, the discharging assembly 103 of the plastic-coated rotor forming press further includes a sliding groove 201 and a collection box 202.

[0031] The slide 201 is fixedly connected to the workbench 101 and is located on the top of the workbench 101. The collection box 202 is slidably connected to the slide 201 and is located on one side of the slide 201. The collection box 202 is slidably installed with the slide 201, which makes it convenient to disassemble and remove the collection box 202 for replacement. The slide 201 is set on a side symmetrical to the push plate 119, so that the product pushed out of the lower mold 107 can enter the collection.

[0032] The above disclosure is only a preferred embodiment of the plastic-coated rotor forming press of the present invention. Of course, this cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that implementing all or part of the processes of the above embodiment and making equivalent changes in accordance with the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A plastic-coated rotor forming press, comprising a workbench and a support frame, wherein the support frame is fixedly connected to the workbench and located at the bottom of the workbench, characterized in that: The unloading assembly includes a mounting frame, a hydraulic cylinder, an upper mold, a lower mold, a mounting plate, a mounting member, a limiting member, a threaded column, a push rod and a first cylinder; The mounting bracket is fixedly connected to the workbench and is located on the top of the workbench. The hydraulic cylinder is fixedly connected to the mounting bracket and is located on one side of the mounting bracket. The mounting plate is arranged at the output end of the hydraulic cylinder. The mounting member is connected to the mounting plate and is located at the bottom of the mounting plate. The upper mold is connected to the mounting member and is located on one side of the mounting member. The limiting member is connected to the workbench and is located on one side of the workbench. The lower mold is arranged on the inner side of the limiting member. The first cylinder is fixedly connected to the support bracket and is located on one side of the support bracket. The threaded column is fixedly connected to the output end of the first cylinder and is located on one side of the first cylinder. The push rod is threadedly connected to the threaded column and is located at the top of the threaded column.

2. A plastic-coated rotor forming press according to claim 1, characterized in that: The limiting component includes a second cylinder and a U-shaped plate. The second cylinder is fixedly connected to the workbench and located on one side of the workbench. The U-shaped plate is fixedly connected to the output end of the second cylinder and located on one side of the second cylinder.

3. The overmolded rotor forming press according to claim 1, characterized in that: The mounting component includes a fixing bolt and a mounting groove. The mounting groove is fixedly connected to the mounting plate and is located on one side of the mounting plate. The fixing bolt is threadedly connected to the mounting groove and is located on one side of the mounting groove. The upper mold is slidably connected to the mounting groove and is located on the inner side of the mounting groove.

4. The overmolded rotor forming press according to claim 1, wherein: The unloading assembly also includes a third cylinder and a push plate. The third cylinder is fixedly connected to the workbench and is located on one side of the workbench. The push plate is fixedly connected to the output end of the third cylinder and is located on one side of the third cylinder.

5. The overmolded rotor forming press according to claim 4, characterized in that: The unloading assembly also includes a chute and a collection box. The chute is fixedly connected to the workbench and is located on the top of the workbench. The collection box is slidably connected to the chute and is located on one side of the chute.

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