Paint dipping device for motor stator and rotor production

Abstract

The utility model relates to the technical field of motor stator and rotor production devices, in particular to a paint dipping device for motor stator and rotor production, which comprises a working table, a paint dipping box is arranged at the bottom of the working table, and a paint dipping cavity extending into the paint dipping box is arranged on the top end face of the working table. Supporting columns are symmetrically arranged on the top end face of the workbench on the two sides of the paint dipping cavity, a fixing plate is arranged between the tops of the two supporting columns, a lifting air cylinder is arranged on the top end face of the fixing plate, the output end of the lifting air cylinder extends to the bottom of the fixing plate to be provided with a driving plate, and a driving motor is arranged on the bottom end face of the driving plate. A rotating shaft is arranged at the output end of the driving motor, and a bearing disc located over the paint dipping cavity is coaxially arranged on the rotating shaft. According to the utility model, the paint dipping uniformity and paint dipping effect of the stator and the rotor of the motor are improved, and paint dipping dead angles of the stator and the rotor of the motor are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of motor stator and rotor production devices, in particular to a varnish dipping device used for motor stator and rotor production. Background Art

[0002] After the motor stator and rotor are produced, they need to be dipped in paint. The dipped paint of the motor stator and rotor can fill the gaps and air layers of its coils. After curing, it can form a continuous and smooth paint film on the surface of the dipped windings and components, and bond the windings into a whole, thereby improving the coil insulation and curing structure, and enhancing the electrical moisture resistance, heat resistance and mechanical strength.

[0003] In actual use, it is found that the existing motor stator and rotor have a fixed position for varnish dipping, which easily leads to a dead angle for varnish dipping on the motor stator and rotor, resulting in uneven varnish dipping on the surface of the motor stator and rotor, affecting the varnish dipping effect of the motor stator and rotor. Utility Model Content

[0004] The purpose of the utility model is to address the defects of the prior art and provide a varnishing device for the production of motor stators and rotors, so as to solve the problem that the fixed position of the motor stator and rotor varnishing easily leads to dead corners of the motor stator and rotor for varnishing, resulting in uneven varnishing on the surface of the motor stator and rotor, thereby affecting the varnishing effect of the motor stator and rotor.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A paint dipping device for the production of motor stators and rotors comprises a workbench, a paint dipping box is provided at the bottom of the workbench, a paint dipping chamber extending into the paint dipping box is provided on the top end surface of the workbench, support columns are symmetrically provided on the top end surfaces of the workbench on both sides of the paint dipping chamber, a fixing plate is provided between the tops of the two support columns, a lifting cylinder is provided on the top end surface of the fixing plate, a driving plate is provided at the bottom end surface of the driving plate, a driving motor is provided on the bottom end surface of the driving plate, a rotating shaft is provided on the output end of the driving motor, a carrying plate is coaxially provided on the rotating shaft and is located directly above the paint dipping chamber, a plurality of evenly distributed mounting holes are penetrated through the carrying plate, threaded fixing columns are screwed in the mounting holes, and positioning grooves for inserting the shaft ends of the stator and rotor of the power supply motor are penetrated through the threaded fixing columns.

[0007] In order to ensure the uniformity of the paint liquid in the paint dipping box and improve the uniformity and quality of the paint dipping of the motor stator and rotor, a rotating motor is provided on the bottom end face of the paint dipping box. The output end of the rotating motor extends to the inner cavity of the paint dipping chamber and is provided with a rotating shaft. A plurality of stirring cross bars are evenly distributed around the outside of the rotating shaft, and a stirring vertical rod is provided on the outside of the carrying plate at one end of the stirring cross bar away from the rotating shaft.

[0008] In order to facilitate the staff to replace the paint liquid in the paint dipping box, a discharge pipe connected to the inner cavity of the paint dipping chamber is provided on one side of the paint dipping box.

[0009] In order to limit and fix the threaded fixing column in the mounting hole, a hollow limiting ring is coaxially provided on the top of the threaded fixing column, and a limiting groove adapted to the limiting ring is opened on the top end surface of the supporting plate, and the limiting groove is connected to the mounting hole.

[0010] In order to improve the stability of the up and down displacement of the driving plate driven by the lifting cylinder, guide plates are symmetrically provided on both sides of the driving plate, and guide grooves that fit with the guide plates are opened on the inner end faces of the support columns.

[0011] In order to improve the connection strength and stability between the support column and the workbench, a plurality of evenly distributed reinforcement plates are provided at the connection between the support column and the workbench.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] When in use, first align the shaft ends of the motor stator and rotor with the positioning grooves in the threaded fixing columns and plug them in, thereby fixing the motor stator and rotor on the carrying plate, start the lifting cylinder to drive the carrying plate to which the motor stator and rotor are fixed to move downward, and the carrying plate moves downward until the motor stator and rotor are immersed in the paint liquid in the paint immersion chamber, and then start the driving motor to drive the motor stator and rotor on the carrying plate to slowly rotate in the paint liquid, so that dynamic turbulence is formed between the paint liquid and the motor stator and rotor, thereby improving the uniformity of the paint immersion of the motor stator and rotor and reducing the dead angle of the paint immersion of the motor stator and rotor, and at the same time start the rotating motor to drive the stirring horizontal rod and the stirring vertical rod to stir the paint liquid in the paint immersion chamber, thereby ensuring the uniformity of the paint liquid and further improving the uniformity of the paint immersion of the motor stator and rotor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 This is a schematic structural diagram of the drive plate of the present utility model;

[0016] Figure 3 This is a diagram showing the connection between the carrier plate and the threaded fixing column of the present invention;

[0017] Figure 4 This is a schematic structural diagram of the carrier plate of the present invention;

[0018] Figure 5 This is a schematic structural diagram of a threaded fixing column of the present invention;

[0019] Figure 6 This is a diagram showing the connection between the stirring horizontal rod and the stirring vertical rod of the present invention;

[0020] In the figure: 1. Workbench; 2. Paint dipping box; 3. Paint dipping chamber; 4. Support column; 5. Fixed plate; 6. Lifting cylinder; 7. Drive plate; 8. Drive motor; 9. Carrying plate; 10. Discharge pipe; 11. Stirring vertical rod; 12. Reinforcement plate; 13. Guide plate; 14. Threaded fixing column; 15. Limiting groove; 16. Mounting hole; 17. Limiting ring; 18. Positioning groove; 19. Rotating motor; 20. Rotating shaft; 21. Stirring horizontal rod. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more precise definition of the protection scope of the present invention.

[0022] In the description of this utility model, unless otherwise specified, "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific direction, and therefore should not be construed as limiting this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] Example

[0024] The utility model provides a varnish dipping device for the production of motor stators and rotors. Figure 1-6As shown, it includes a workbench 1, a paint dipping box 2 is provided at the bottom of the workbench 1, a paint dipping chamber 3 extending into the paint dipping box 2 is opened on the top end surface of the workbench 1, support columns 4 are symmetrically provided on the top end surfaces of the workbench 1 on both sides of the paint dipping chamber 3, a fixing plate 5 is welded between the tops of the two support columns 4, a lifting cylinder 6 is provided on the top end surface of the fixing plate 5, and the output end of the lifting cylinder 6 extends to the bottom of the fixing plate 5 and is provided with a driving plate 7 with a long rectangular structure, a driving motor 8 is provided on the bottom end surface of the driving plate 7, a rotating shaft is provided on the output end of the driving motor 8, and a coaxial rotating shaft is provided on the rotating shaft. A disc-shaped carrier plate 9 is located directly above the paint dipping chamber 3. A number of evenly distributed mounting holes 16 are formed on the carrier plate 9. Threaded fixing columns 14 are screwed into the mounting holes 16. Positioning grooves 18 for inserting the stator and rotor shaft ends of the power supply motor are formed in the threaded fixing columns 14. The threaded fixing columns 14 are detachably connected to the carrier plate 9, making it convenient for the staff to replace the threaded fixing columns 14 with the ones that match the size of the stator and rotor shaft ends of the motor to be painted, thereby achieving positioning and fixation of the stators and rotors of motors of different sizes, thereby greatly improving the applicability of the device.

[0025] Among them, a rotating motor 19 is provided on the bottom end face of the paint dipping box 2, and a rotating shaft 20 is provided at the output end of the rotating motor 19 extending to the inner cavity of the paint dipping chamber. A plurality of stirring cross bars 21 are evenly distributed around the outside of the rotating shaft 20, and a stirring vertical rod 11 is provided at the end of the stirring cross bar 21 away from the rotating shaft 20 and located outside the carrying plate 9. The stirring vertical rod 11 and the stirring cross bar 21 are an integrally formed L-shaped structure. By coordinating the stirring vertical rod 11 with the stirring cross bar 21, the uniformity of the paint liquid in the paint dipping box 2 is ensured, and the uniformity and quality of the paint dipping of the motor stator and rotor are improved.

[0026] Among them, one side of the paint dipping box 2 is provided with a discharge pipe 10 connected to the inner cavity of the paint dipping chamber 3. The setting of the discharge pipe 10 makes it convenient for staff to replace the paint liquid in the paint dipping box 2, greatly improving the applicability.

[0027] Furthermore, a hollow limiting ring 17 is coaxially provided on the top of the threaded fixing column 14. Through the setting of the limiting ring 17, the threaded fixing column 14 can be installed in the mounting hole 16 for limiting and fixing. A limiting groove 15 adapted to the limiting ring 17 is provided on the top end face of the supporting plate 9, and the limiting groove 15 is connected to the mounting hole 16.

[0028] Furthermore, guide plates 13 with a trapezoidal structure are symmetrically provided on both sides of the driving plate 7, and guide grooves that fit with the guide plates 13 are opened on the inner end face of the support column 4. Through the setting of the guide plates 13 and the guide grooves, the stability of the lifting cylinder 6 in driving the driving plate 7 to move up and down is improved.

[0029] Furthermore, a plurality of evenly distributed reinforcing plates 12 are provided at the connection between the support column 4 and the workbench 1 . The cross section of the reinforcing plates 12 is a triangular structure, thereby improving the connection strength and stability between the support column 4 and the workbench 1 .

[0030] The working principle of the utility model is:

[0031] When in use, first align the shaft ends of the motor stator and rotor with the positioning grooves 18 in the threaded fixing columns 14 and plug them in, so as to fix the motor stator and rotor on the carrying plate 9, start the lifting cylinder 6 to drive the carrying plate 9 with the motor stator and rotor fixed thereon to move downward, and the carrying plate 9 moves downward until the motor stator and rotor are immersed in the paint liquid in the paint immersion chamber 3, and then start the driving motor 8 to drive the motor stator and rotor on the carrying plate 9 to rotate slowly in the paint liquid, so that dynamic turbulence is formed between the paint liquid and the motor stator and rotor, thereby improving the uniformity of the paint immersion of the motor stator and rotor and reducing the dead angle of the paint immersion of the motor stator and rotor, and at the same time start the rotating motor 19 to drive the stirring cross bar 21 and the stirring vertical bar 11 to stir the paint liquid in the paint immersion chamber 3, thereby ensuring the uniformity of the paint liquid and further improving the uniformity of the paint immersion of the motor stator and rotor.

[0032] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0033] The above-described embodiments merely represent several implementation methods of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the patent. It should be noted that a person skilled in the art would be able to make numerous variations and improvements without departing from the concept of the present invention, and all such variations and improvements fall within the scope of protection of the present invention.

Claims

1. A varnishing device for producing motor stators and rotors, comprising a workbench (1), characterized in that: A paint dipping box (2) is provided at the bottom of the workbench (1), and a paint dipping chamber (3) extending into the paint dipping box (2) is provided on the top end surface of the workbench (1). Support columns (4) are symmetrically provided on the top end surfaces of the workbench (1) on both sides of the paint dipping chamber (3). A fixing plate (5) is provided between the tops of the two support columns (4). A lifting cylinder (6) is provided on the top end surface of the fixing plate (5). The output end of the lifting cylinder (6) extends to the bottom of the fixing plate (5) and is provided with a driving plate (7). A driving motor (8) is provided on the bottom end surface of the driving plate (7). A rotating shaft is provided on the output end of the driving motor (8). A supporting plate (9) located directly above the paint dipping chamber (3) is coaxially provided on the rotating shaft. A plurality of evenly distributed mounting holes (16) are provided through the supporting plate (9). A threaded fixing column (14) is screwed into the mounting hole (16). A positioning groove (18) for inserting the stator and rotor shaft ends of the power supply machine is provided through the threaded fixing column (14).

2. The varnishing device for motor stator and rotor production according to claim 1, characterized in that: A rotating motor (19) is provided on the bottom end surface of the paint dipping box (2), and an output end of the rotating motor (19) extends to the inner cavity of the paint dipping chamber (3) and is provided with a rotating shaft (20). A plurality of stirring cross bars (21) are evenly distributed around the outer side of the rotating shaft (20), and a stirring vertical bar (11) located outside the carrier plate (9) is provided at one end of the stirring cross bar (21) away from the rotating shaft (20).

3. The varnishing device for motor stator and rotor production according to claim 1, characterized in that: One side of the paint dipping box (2) is provided with a discharge pipe (10) communicating with the inner cavity of the paint dipping chamber (3).

4. The varnishing device for motor stator and rotor production according to claim 1, characterized in that: A hollow limiting ring (17) is coaxially provided on the top of the threaded fixing column (14), and a limiting groove (15) adapted to the limiting ring (17) is provided on the top end surface of the supporting plate (9), and the limiting groove (15) is communicated with the mounting hole (16).

5. The varnishing device for motor stator and rotor production according to claim 1, characterized in that: Guide plates (13) are symmetrically provided on both sides of the driving plate (7), and guide grooves that fit with the guide plates (13) are provided on the inner end surfaces of the support columns (4).

6. The varnishing device for motor stator and rotor production according to claim 1, characterized in that: A plurality of evenly distributed reinforcing plates (12) are provided at the connection between the support column (4) and the workbench (1).

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