Insulation paper forming and cutting equipment for stator

Abstract

The utility model relates to a stator insulation paper forming and cutting device which comprises an assembling base, a first paper feeding assembly is arranged on the assembling base, a paper pressing assembly located on the assembling base is arranged on one side of the first paper feeding assembly, and the paper pressing assembly is used for pressing insulation paper out of a paper groove. One side of the paper pressing assembly is provided with a forming part used for forming insulation paper, the forming part is located on the assembling base, one side of the forming part is provided with a second paper feeding assembly located on the assembling base, the second paper feeding assembly is provided with a paper outlet, one side of the second paper feeding assembly is provided with a paper cutting assembly located on the assembling base, and the paper cutting assembly is located on the assembling base. The paper cutting assembly is provided with a cutter, the cutter is obliquely arranged on one side of the paper outlet, and the paper cutting assembly can drive the cutter to horizontally move so as to drive the cutter to cut off the insulation paper; the insulation paper cutting device has the advantage of facilitating forming and cutting of insulation paper.

Description

Technical Field

[0001] The utility model belongs to the technical field of insulating paper cutting equipment, and in particular relates to insulating paper forming and cutting equipment for stators. Background Art

[0002] Hairpin permanent magnet synchronous motors are gradually being used on a large scale in the domestic drive motor market. Compared with traditional wound motors, due to the flat characteristics of Hairpin copper wire, the motors are smaller and more powerful at the same power. They are the development direction of the next generation of new energy drive motors. Insulation paper needs to be inserted into the motor stator during processing to ensure its working performance. Insulation paper has excellent insulation ability and good mechanical properties. Before the insulation paper is inserted into the motor stator, it needs to be formed. The forming process of the insulation paper is to make the insulation paper into the required shape to facilitate the subsequent processing steps.

[0003] The Chinese utility model patent with authorization announcement number CN206237276U discloses a cutting and forming device of an insulating paper insertion machine, including a panel, a cylinder mounting seat is provided on the panel; a cutting cylinder is provided in the cylinder mounting seat; the cutting cylinder is connected to a slidable forming die mounting seat on the cylinder mounting seat through a driving connection block; the forming die mounting seat is provided with a forming die and a lower cutter arranged in a connected manner; a cutter mounting seat located on one side of the lower cutter is provided on the panel; an upper cutter matching with the lower cutter is provided on the upper cutter mounting seat. When in use, the insulating paper is cut by the cooperation of the lower cutter and the upper cutter, thereby facilitating the cutting of the insulating paper. However, the cutter of this technical solution does not have a good fulcrum, so that the cutter cannot quickly cut the insulating paper. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a stator insulating paper forming and cutting device which is convenient for forming and cutting the insulating paper.

[0005] The technical solution of the utility model is as follows:

[0006] A stator insulating paper forming and cutting device comprises an assembly seat, wherein a first paper feeding assembly is arranged on the assembly seat, a paper pressing assembly located on the assembly seat is arranged on one side of the first paper feeding assembly, the paper pressing assembly is used to press the insulating paper out of a paper groove, a forming part for forming the insulating paper is arranged on one side of the paper pressing assembly, the forming part is located on the assembly seat, a second paper feeding assembly located on the assembly seat is arranged on one side of the forming part, a paper outlet is arranged on the second paper feeding assembly, a paper cutting assembly located on the assembly seat is arranged on one side of the second paper feeding assembly, a cutter is arranged on the paper cutting assembly, the cutter is arranged obliquely on one side of the paper outlet, and the paper cutting assembly can drive the cutter to move horizontally to drive the cutter to cut the insulating paper.

[0007] Further, the first paper feeding assembly comprises a lower paper feeding roller rotatably connected to the assembly seat, a first connecting block and a second connecting block fixed to the assembly seat, the second connecting block is rotatably connected to the mounting block, and the upper paper feeding roller is rotatably connected in the mounting block;

[0008] The first connection block is threadedly connected to a second limiting column, and the second limiting column is connected to a second limiting spring connected to the mounting block;

[0009] The lower paper feed roller is located below the upper paper feed roller and is in contact with the upper paper feed roller. A first motor for driving the lower paper feed roller is disposed on the side of the assembly seat.

[0010] Furthermore, the paper pressing assembly is located on a fixed seat on the assembly seat, a lower pressing roller rotatably connected to the fixed seat, and an upper pressing roller that can elastically slide up and down on the fixed seat, the upper pressing roller is rotatably connected to the fixed seat, the upper pressing roller is located above the lower pressing roller and is in contact with the side of the lower pressing roller.

[0011] Furthermore, both ends of the upper pressure roller axis are rotatably connected with a rotating block, the rotating block is plugged with a first limiting column, the first limiting column is threadedly connected to the fixed seat, and the first limiting column is connected to a first limiting spring that abuts against the rotating block.

[0012] Furthermore, the second paper feeding assembly includes a back plate fixed on the assembly seat, a connecting seat arranged on the back plate, a first paper feeding roller rotatably connected to the connecting seat, and a second paper feeding roller elastically slidably connected to the connecting seat, the second paper feeding roller contacts the first paper feeding roller sideways, and the first paper feeding roller is connected to a second motor fixed on the assembly seat.

[0013] Furthermore, a third limiting column is threadedly connected to the side surface of the connecting seat, and the third limiting column is connected to a third limiting spring fixed on the second paper feeding roller.

[0014] Furthermore, the paper cutting assembly includes a connecting slider slidably connected to the side of the back plate away from the first paper feeding roller, a cutter seat fixed on the connecting slider, a connecting head connected to the connecting slider, a rocker rod rotatably connected to the connecting head, a rotating shaft rotatably connected to the other end of the rocker rod, an adapter block fixed on the rotating shaft, and a third motor fixed on the assembly seat, one end of the adapter block is connected to the third motor, and the rotating shaft is not concentric with the axis of rotation of the third motor to drive the connecting slider to slide and displace, and the cutter is fixed on the cutter seat.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model realizes the pressing of the insulating paper groove by the paper pressing component, which is convenient for the molding of the insulating paper, drives the cutter to move by the paper cutting component, which is convenient for the displacement of the cutter, and ensures that the cutter has a good force point when contacting the insulating paper by the cutter arranged obliquely at the paper outlet, which is convenient for cutting the insulating paper;

[0017] In short, the utility model has the advantage of being easy to shape and cut the insulating paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 A structural schematic diagram of the side surface of the assembly seat;

[0020] Figure 3 For this utility model Figure 1 A schematic structural diagram of a pressing assembly and a first paper feeding assembly;

[0021] Figure 4 For this utility model Figure 1 A schematic diagram of the structure of a forming component and a preforming component;

[0022] Figure 5 For this utility model Figure 1 A schematic structural diagram of a second paper feeding assembly;

[0023] Figure 6 For this utility model Figure 1 A schematic diagram of the structure of a paper cutting assembly;

[0024] Figure 7 For this utility model Figure 5 Schematic diagram of the structure of the connecting seat part.

[0025] In the figure, 1, assembly seat, 2, paper pressing assembly, 21, lower pressure roller, 22, first limit spring, 23, first limit column, 24, upper pressure roller, 25, fixed seat, 3, first paper feeding assembly, 31, second limit column, 32, second connecting block, 33, mounting block, 34, lower paper feeding roller, 35, upper paper feeding roller, 36, first connecting block, 37, second limit spring, 4, second paper feeding assembly, 41, paper outlet, 42, first paper feeding roller, 43, back plate, 44, second paper feeding Paper roller, 45, connecting seat, 5, paper cutting assembly, 51, top plate, 52, connecting head, 53, rocker arm, 54, adapter block, 55, rotating shaft, 56, connecting slider, 57, cutter seat, 58, cutter, 6, forming assembly, 61, paper sleeve block, 62, forming groove, 63, forming block, 7, preforming assembly, 71, preformed insulating paper, 72, preformed groove, 73, preformed block, 8, second motor, 9, third motor, 10, first motor, 11, formed insulating paper. DETAILED DESCRIPTION

[0026] 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.

[0027] like Figure 1-7 As shown, a stator insulating paper forming and cutting device comprises an assembly seat 1, a first paper feeding assembly 3 is arranged on the assembly seat 1, a paper pressing assembly 2 located on the assembly seat 1 is arranged on one side of the first paper feeding assembly 3, the paper pressing assembly 2 is used to press the insulating paper out of the paper groove, a forming part for insulating paper forming is arranged on one side of the paper pressing assembly 2, the forming part is located on the assembly seat 1, a second paper feeding assembly 4 located on the assembly seat 1 is arranged on one side of the forming part, a paper outlet 41 is arranged on the second paper feeding assembly 4, a paper cutting assembly 5 located on the assembly seat 1 is arranged on one side of the second paper feeding assembly 4, a cutter 58 is arranged on the paper cutting assembly 5, the cutter 58 is obliquely arranged on one side of the paper outlet 41, and the paper cutting assembly 5 can drive the cutter 58 to move horizontally to drive the cutter 58 to cut the insulating paper;

[0028] The forming part includes a preforming component 7 and a forming component 6, the preforming component 7 includes a preforming groove 72 and a preforming block 73, the forming component 6 includes a paper cover block 61, a forming groove 62 and a forming block 63, the preforming block 73 and the preforming groove 72 in the preforming component 7 are the same as the specific structure and working principle of the preforming block 73 and the preforming groove 72 in the patent application number: 202410026468.1, and the patent name is a kind of insulating paper gradual molding mechanism, and the forming component 6 is the same as the specific structure and working principle of the secondary molding component 6 in the patent application number: 202410026468.1, and the patent name is a kind of insulating paper gradual molding mechanism;

[0029] When in use, the first paper feeding component 3 conveys the insulating paper to the paper pressing component 2, the paper pressing component 2 presses the insulating paper out of the paper groove, the insulating paper pressed out of the paper groove enters the preforming component 7, the preforming component 7 preforms the insulating paper to obtain preformed insulating paper 71, the preformed insulating paper 71 enters the molding component 6, the molding component 6 molds the preformed insulating paper 71 to obtain molded insulating paper 11, the molded insulating paper 11 enters the second paper feeding component 4 and extends from the paper outlet 41, and then the paper cutting component 5 is controlled to work based on the required length of the molded insulating paper 11, the paper cutting component 5 drives the cutter 58 to move, and the cutter 58 is tilted to one side of the paper outlet 41 so that when the cutter 58 cuts the molded insulating paper 11, it is ensured that the cutter 58 has a good contact point with the insulating paper, so that the cutter 58 can quickly cut the insulating paper, and after the cutting is completed, the cutter 58 is reset.

[0030] In this embodiment, the first paper feeding assembly 3 includes a lower paper feeding roller 34 rotatably connected to the assembly seat 1, a first connecting block 36 and a second connecting block 32 fixed to the assembly seat 1, the second connecting block 32 is rotatably connected to the mounting block 33, and the upper paper feeding roller 35 is rotatably connected in the mounting block 33;

[0031] The first connection block 36 is threadedly connected to the second limiting column 31, the upper end of the second limiting column 31 extends out of the upper end of the first connection block 36, and the second limiting column 31 is connected to the second limiting spring 37 connected to the mounting block 33;

[0032] The lower paper feed roller 34 is located below the upper paper feed roller 35 and is in contact with the upper paper feed roller 35. A first motor 10 is fixed to the side of the assembly seat 1. The first motor 10 is fixed coaxially with the lower paper feed roller 34 to drive the lower paper feed roller 34 to rotate.

[0033] The above-mentioned rotation connection method can be realized by using bearings or other rotation connection components that can realize its work;

[0034] When in use, the first motor 10 works to drive the lower paper feed roller 34 to rotate, and the lower paper feed roller 34 contacts the upper paper feed roller 35 and drives the upper paper feed roller 35 to rotate. At this time, the insulating paper is displaced through the upper paper feed roller 35 and the lower paper feed roller 34, thereby realizing paper feeding;

[0035] The downwardly extending length of the second limiting column 31 can be adjusted according to the degree of compression of the insulating paper by the lower paper feed roller 34 and the upper paper feed roller 35. By adjusting the downwardly extending length of the second limiting column 31, the force of the second limiting spring 37 pushing the upper paper feed roller 35 downward is increased, and vice versa. The downward force is reduced. With the cooperation of the second limiting spring 37, the insulating paper can be buffered to a certain extent. The outer peripheral walls of the upper paper feed roller 35 and the lower paper feed roller 34 are coated with rubber to ensure that the insulating paper can be stably transported.

[0036] In this embodiment, the paper pressing assembly 2 is fixed to a fixed seat 25 on the assembly seat 1, a lower pressing roller 21 rotatably connected to the fixed seat 25, and an upper pressing roller 24 that can elastically slide up and down on the fixed seat 25, the upper pressing roller 24 is rotatably connected to the fixed seat 25, the upper pressing roller 24 is located above the lower pressing roller 21 and is in contact with the side of the lower pressing roller 21, and the outer surface of the lower pressing roller 21 is provided with a paper groove for pressing paper;

[0037] The above-mentioned rotation connection method can be realized by using bearings or other rotation connection components that can realize its work;

[0038] When in use, the paper grooves of the upper pressing roller 24 and the lower pressing roller 21 cooperate to form paper grooves on the insulating paper, which facilitates the formation of the paper grooves.

[0039] In this embodiment, both ends of the upper pressure roller 24 are rotatably connected to a rotating block, the rotating block is plugged with a first limiting column 23, the first limiting column 23 is threadedly connected to the fixed seat 25, and the first limiting column 23 is connected to a first limiting spring 22 that abuts against the rotating block;

[0040] The above-mentioned rotation connection method can be realized by using bearings or other rotation connection components that can realize its work;

[0041] When in use, the first limit spring 22 is in a compressed state, so that the upper pressure roller 24 is close to the lower pressure roller 21, pressing the insulating paper, so that when the insulating paper passes through the upper pressure roller 24 and the lower pressure roller 21, corresponding paper grooves can be left on the insulating paper. The first limit spring 22 can also prevent the insulating paper from being damaged to a certain extent.

[0042] In this embodiment, the second paper feeding assembly 4 includes a back plate 43 fixed on the assembly seat 1, a connecting seat 45 fixed on the back plate 43, a first paper feeding roller 42 on the connecting seat 45 rotated by a bearing, and a second paper feeding roller 44 elastically slidably connected to the connecting seat 45, the second paper feeding roller 44 contacts the first paper feeding roller 42 on the side, the first paper feeding roller 42 is connected to a second motor 8 fixed on the assembly seat 1, the second motor 8 can drive the first paper feeding roller 42 to rotate, a third limiting column is threadedly connected to the side of the connecting seat 45, one end of the third limiting column extends out of the connecting seat 45, and the third limiting column is connected to a third limiting spring fixed on the second paper feeding roller 44;

[0043] When in use, the first paper feeding roller 42 and the second paper feeding roller 44 are brought close together by adjusting the third limiting column to achieve the purpose of pressing the insulating paper. The outer peripheral walls of the first paper feeding roller 42 and the second paper feeding roller 44 are coated with rubber to achieve stable transmission of the insulating paper. The third limiting spring compresses the insulating paper while also ensuring that the insulating paper can be stably transmitted.

[0044] In this embodiment, the paper cutting assembly 5 includes a connecting slider 56 slidably connected to the side of the back plate 43 away from the first paper feeding roller 42 through a slide rail, a cutter seat 57 fixed on the connecting slider 56, a connecting head 52 connected to the connecting slider 56, a swing rod 53 hinged on the connecting head 52, a rotating shaft 55 rotatably connected to the other end of the swing rod 53 through a bearing, an adapter block 54 fixed on the rotating shaft 55, and a third motor 9 fixed on the assembly seat 1, one end of the adapter block 54 is connected to the third motor 9, and the rotating shaft 55 is not concentric with the rotating shaft 55 of the third motor 9, so as to drive the connecting slider 56 to slide and move, and the cutter 58 is fixed on the cutter seat 57;

[0045] A top plate 51 is fixed on the top of the back plate 43, the paper outlet 41 passes through the top plate 51, and the cutter seat 57 is located above the top plate 51;

[0046] When in use, the third motor 9 drives the adapter block 54 to rotate, the adapter block 54 drives the rotating shaft 55 to rotate, and the rotating shaft 55 drives one end of the swing rod 53 to move. At this time, the swing rod 53 drives the connecting slider 56 to slide, so that the swing rod 53 pushes the connecting slider 56 to move in the direction close to the paper outlet 41, so that the cutter 58 can quickly cut the insulating paper. When the cutting is completed, the motor continues to rotate, so that the adapter block 54 is reset, and the cutter 58 is reset at this time;

[0047] What is not shown in the figure is that a device for clamping the stator can be provided directly above the paper outlet 41, and the stator to be inserted with paper is placed in the device. The formed insulating paper moves upward under the action of the paper feeding assembly and is stably inserted into the stator slot corresponding to the stator. The cutter 58 for cutting the insulating paper quickly returns to its initial position to prepare for the next paper insertion and cutting.

[0048] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein; any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A stator insulating paper forming and cutting device, characterized in that: It includes an assembly seat, a first paper feeding assembly is arranged on the assembly seat, a paper pressing assembly located on the assembly seat is arranged on one side of the first paper feeding assembly, the paper pressing assembly is used to press the insulating paper out of the paper groove, a forming part for forming the insulating paper is arranged on one side of the paper pressing assembly, the forming part is located on the assembly seat, a second paper feeding assembly located on the assembly seat is arranged on one side of the forming part, the second paper feeding assembly is arranged with a paper outlet, a paper cutting assembly located on the assembly seat is arranged on one side of the second paper feeding assembly, a cutter is arranged on the paper cutting assembly, the cutter is arranged obliquely on one side of the paper outlet, and the paper cutting assembly can drive the cutter to move horizontally to drive the cutter to cut the insulating paper.

2. The stator insulating paper forming and cutting equipment according to claim 1, characterized in that: The first paper feeding assembly comprises a lower paper feeding roller rotatably connected to the assembly seat, a first connecting block and a second connecting block fixed to the assembly seat, the second connecting block is rotatably connected to the mounting block, and the upper paper feeding roller is rotatably connected in the mounting block; The first connection block is threadedly connected to a second limiting column, and the second limiting column is connected to a second limiting spring connected to the mounting block; The lower paper feed roller is located below the upper paper feed roller and is in contact with the upper paper feed roller. A first motor for driving the lower paper feed roller is disposed on the side of the assembly seat.

3. The stator insulating paper forming and cutting equipment according to claim 1, characterized in that: The paper pressing assembly is located on a fixed seat on the assembly seat, a lower pressing roller rotatably connected to the fixed seat, and an upper pressing roller that can elastically slide up and down on the fixed seat, the upper pressing roller is rotatably connected to the fixed seat, the upper pressing roller is located above the lower pressing roller and fits with the side of the lower pressing roller.

4. The stator insulating paper forming and cutting device according to claim 3, characterized in that: The upper pressure roller is rotatably connected to a rotating block at both ends of the axis, the rotating block is plugged with a first limiting column, the first limiting column is threadedly connected to the fixed seat, and the first limiting column is connected to a first limiting spring that abuts against the rotating block.

5. The stator insulating paper forming and cutting equipment according to claim 1, characterized in that: The second paper feeding assembly includes a back plate fixed on the assembly seat, a connecting seat arranged on the back plate, a first paper feeding roller on the rotating connecting seat, and a second paper feeding roller elastically slidably connected to the connecting seat, the second paper feeding roller contacts the first paper feeding roller on the side, and the first paper feeding roller is connected to a second motor fixed on the assembly seat.

6. The stator insulating paper forming and cutting equipment according to claim 5, characterized in that: A third limiting column is threadedly connected to the side surface of the connecting seat, and the third limiting column is connected to a third limiting spring fixed on the second paper feeding roller.

7. The stator insulating paper forming and cutting device according to claim 5, characterized in that: The paper cutting assembly includes a connecting slider slidably connected to the side of the back plate away from the first paper feeding roller, a cutter seat fixed on the connecting slider, a connecting head connected to the connecting slider, a swing rod rotatably connected to the connecting head, a rotating shaft rotatably connected to the other end of the swing rod, an adapter block fixed on the rotating shaft, and a third motor fixed on the assembly seat, one end of the adapter block is connected to the third motor, and the rotating shaft is not concentric with the rotating shaft of the third motor to drive the connecting slider to slide and displace, and the cutter is fixed on the cutter seat.

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