Stator paint dipping system

Abstract

The utility model relates to the field of motor production, in particular to a stator paint dipping system, which comprises a preheating box, a pre-drying furnace, a paint dipping cylinder and a cooling cylinder, an inner cavity of the preheating box comprises a stator containing cavity and a paint liquid containing cavity which are arranged up and down. The stator containing cavity, the pre-drying furnace and the paint dipping cylinder are sequentially connected through a stator feeding channel. The paint dipping cylinder, the paint liquid containing cavity and the cooling cylinder are sequentially connected through a paint liquid conveying pipeline to form a closed loop. The stator paint dipping system provided by the utility model ensures the dipping and drying effect of the stator, reduces the energy consumption required for pre-drying the stator and cooling the paint liquid, and achieves the purpose of saving energy.

Description

Technical Field

[0001] The utility model relates to the field of motor production, in particular to a stator varnish dipping system. Background Art

[0002] The varnishing of the stator with coil windings of the motor has a great influence on the performance of the motor, and directly affects the performance and service life of the motor. The traditional varnishing system includes the processes of pre-baking, dipping, drying, curing, etc. for the stator with windings. The application number is CN201510940706.0, and the name is the invention patent of the method and system for varnishing the stator with windings of the motor. During the varnishing operation, the temperature of the stator and the paint liquid will affect the quality of the varnishing. Therefore, in actual production, the temperature of the paint liquid in the varnishing tank will be monitored, and the temperature of the paint liquid will be controlled within the preset range through cooling equipment. The traditional varnishing system generally uses a condenser to cool the heated paint liquid and then directly return it to the varnishing tank, which is not conducive to energy saving and consumption reduction. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, the technical problem to be solved by the utility model is to provide a stator varnishing system which saves energy and reduces consumption.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a stator varnish dipping system, including a preheating box, a pre-baking furnace, a varnish dipping cylinder and a cooling cylinder;

[0005] The inner cavity of the preheating box includes a stator containing cavity and a paint liquid containing cavity arranged in an upper and lower manner;

[0006] The stator accommodating cavity, the pre-baking furnace and the paint dipping tank are connected in sequence through the stator feeding channel;

[0007] The paint dipping cylinder, the paint liquid containing chamber and the cooling cylinder are connected in sequence through a paint liquid conveying pipeline to form a closed loop.

[0008] Furthermore, the preheating box is respectively provided with a stator feed port and a stator discharge port on two opposite side walls of the stator accommodating cavity, and the stator discharge port is connected to the pre-baking furnace through a stator feeding channel.

[0009] Furthermore, the preheating box is provided with a paint liquid inlet and a paint liquid outlet on the side wall of the paint liquid containing chamber, the paint dipping cylinder is connected to the paint liquid inlet through a paint liquid conveying pipeline, and the paint liquid outlet is connected to the cooling cylinder through a paint liquid conveying pipeline.

[0010] Furthermore, the pre-baking furnace is provided with a stator heating assembly.

[0011] Furthermore, the cooling cylinder is provided with a paint liquid cooling assembly.

[0012] Furthermore, the paint dipping tank is provided with a lifting and dipping material assembly.

[0013] Furthermore, it also includes a pump body, the paint dipping tank and the paint liquid containing chamber are connected through a group of pump bodies, and the paint liquid containing chamber and the cooling tank are connected through another group of pump bodies.

[0014] The beneficial effect of the utility model is that it provides a stator varnishing system, which adds a preheating box on the basis of the original system, and after the stator is heated to a specified temperature by a pre-baking furnace, the stator is sent to the varnishing tank through the stator feeding channel for varnishing, and the stator after varnishing continues to be transported through the stator feeding channel, and the paint liquid in the varnishing tank after heat exchange with the stator is transported to the paint liquid containing chamber of the preheating box through the paint liquid conveying pipeline, and the stator product is first preheated by heat exchange with the paint liquid in the paint liquid containing chamber in the stator containing chamber of the preheating box before entering the pre-baking furnace, and the preheated stator is then pre-baked, and the required heating energy consumption is lower and the effect is better, and the temperature of the paint liquid in the paint liquid containing chamber is also reduced, and then the cooling cylinder is used for cooling, and the required energy consumption is reduced. The stator varnishing system provided by the utility model ensures the stator varnishing effect, reduces the energy consumption required for stator pre-baking and paint liquid cooling, and achieves the purpose of energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure shows a schematic structural diagram of a stator varnish dipping system according to an embodiment of the utility model;

[0016] Figure 2 Shown is a cross-sectional view of a stator varnish dipping system according to an embodiment of the utility model;

[0017] Description of labels:

[0018] 1. Preheating box; 11. Stator accommodating chamber; 111. Stator feed inlet; 112. Stator discharge port; 12. Paint liquid accommodating chamber; 121. Paint liquid inlet; 122. Paint liquid outlet; 2. Pre-baking furnace; 3. Paint dipping tank; 4. Cooling tank; 5. Stator feeding channel; 6. Paint liquid delivery pipeline; 7. Pump body. DETAILED DESCRIPTION

[0019] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0020] The utility model provides a stator varnish dipping system which is applied in a stator dipping and baking production line.

[0021] Please refer to Figure 1 to Figure 2 As shown, the stator varnish dipping system of the utility model comprises a preheating box 1, a pre-baking furnace 2, a varnish dipping cylinder 3 and a cooling cylinder 4;

[0022] The inner cavity of the preheating box 1 includes a stator receiving cavity 11 and a paint liquid receiving cavity 12 arranged vertically;

[0023] The stator accommodating cavity 11, the pre-baking furnace 2 and the paint dipping tank 3 are connected in sequence through the stator feeding channel 5;

[0024] The paint dipping cylinder 3, the paint liquid containing chamber 12 and the cooling cylinder 4 are connected in sequence through the paint liquid conveying pipeline 6 to form a closed loop.

[0025] From the above description, it can be seen that the beneficial effect of the utility model is that: a stator varnishing system is provided, a preheating box 1 is added on the basis of the original system, after the stator is heated to the specified temperature by the pre-baking furnace 2, the stator is sent to the varnishing tank 3 through the stator feeding channel 5 for varnishing, the stator after varnishing continues to be transported through the stator feeding channel 5, the paint liquid in the varnishing tank 3 after heat exchange with the stator is transported to the paint liquid containing chamber 12 of the preheating box 1 through the paint liquid conveying pipe 6, the stator product is first preheated in the stator containing chamber 11 of the preheating box 1 with the paint liquid in the paint liquid containing chamber 12 before entering the pre-baking furnace 2, the preheated stator is then pre-baked, the required heating energy consumption is lower, the effect is better, and the temperature of the paint liquid in the paint liquid containing chamber 12 is also reduced, and then the cooling cylinder 4 is used for cooling, and the required energy consumption is reduced. The stator varnishing system provided by the utility model ensures the stator varnishing effect, reduces the energy consumption required for stator pre-baking and paint liquid cooling, and achieves the purpose of energy saving.

[0026] In an optional embodiment, the preheating box 1 is provided with a stator feed port 111 and a stator discharge port 112 on two opposite side walls of the stator accommodating cavity 11 , respectively, and the stator discharge port 112 is connected to the pre-baking furnace 2 through the stator feeding channel 5 .

[0027] It can be seen from the above description that the stator material port and the stator material outlet 112 are used to realize the material input and output of the stator product respectively.

[0028] In an optional embodiment, the preheating box 1 is provided with a paint liquid inlet 121 and a paint liquid outlet 122 on the side wall of the paint liquid containing chamber 12, the paint immersion cylinder 3 is connected to the paint liquid inlet 121 through a paint liquid delivery pipe 6, and the paint liquid outlet 122 is connected to the cooling cylinder 4 through a paint liquid delivery pipe 6.

[0029] It can be seen from the above description that the paint liquid inlet 121 and the paint liquid outlet 122 are used for inputting and outputting the paint liquid respectively.

[0030] In an optional embodiment, the pre-baking furnace 2 is provided with a stator heating assembly.

[0031] It can be seen from the above description that the pre-baking furnace 2 adopts a conventional heating furnace with a stator heating component on the market.

[0032] In an optional embodiment, the cooling cylinder 4 is provided with a paint liquid cooling component.

[0033] From the above description, it can be seen that the cooling cylinder 4 adopts the traditional industrial chiller and cylinder body with condensing coils on the market, which has the advantages of high cooling efficiency and good uniformity.

[0034] In an optional embodiment, the paint dipping tank 3 is provided with a lifting and dipping material assembly.

[0035] From the above description, it can be seen that the paint dipping tank 3 includes two structures: a liftable material rack and a liftable paint dipping tank. The present application adopts a paint dipping tank 3 with a lifting dipping material assembly commonly used on the market, and the inlet and outlet ends of the lifting dipping material assembly are respectively connected to the stator feeding channels 5 at the inlet and outlet of the paint dipping tank 3.

[0036] In an optional embodiment, a pump body 7 is further included, the paint dipping tank 3 and the paint liquid containing chamber 12 are connected through a group of pump bodies 7, and the paint liquid containing chamber 12 and the cooling cylinder 4 are connected through another group of pump bodies 7.

[0037] It can be seen from the above description that the pump body 7 is used to pump the paint liquid to ensure cooling efficiency.

[0038] The working principle of the utility model is as follows: the stator is fed into the preheating box 1 through the stator feeding channel 5, and is preheated by the heated paint liquid below. The preheated stator is fed into the pre-baking furnace 2 for pre-baking, and then put into the paint tank for immersion. After the paint in the paint tank becomes hot, it first passes through the preheating box 1 for stator preheating, and then is transported to the cooling cylinder 4 for cooling. The immersed stator is sent from the paint immersion tank 3 to subsequent hot baking and curing processes.

[0039] Please refer to Figure 1 to Figure 2 As shown, the first embodiment of the utility model is: a stator varnish dipping system, comprising a preheating box 1, a pre-baking furnace 2, a varnish dipping cylinder 3 and a cooling cylinder 4;

[0040] The inner cavity of the preheating box 1 includes a stator receiving cavity 11 and a paint liquid receiving cavity 12 arranged vertically;

[0041] The stator accommodating cavity 11, the pre-baking furnace 2 and the paint dipping tank 3 are connected in sequence through the stator feeding channel 5;

[0042] The paint dipping cylinder 3, the paint liquid containing chamber 12 and the cooling cylinder 4 are connected in sequence through the paint liquid conveying pipeline 6 to form a closed loop.

[0043] The preheating box 1 is provided with a stator feed port 111 and a stator discharge port 112 on two opposite side walls of the stator accommodating chamber 11, and the stator discharge port 112 is connected to the pre-baking furnace 2 through a stator feeding channel 5. The preheating box 1 is provided with a paint liquid inlet 121 and a paint liquid outlet 122 on the side wall of the paint liquid accommodating chamber 12, the paint dipping cylinder 3 is connected to the paint liquid inlet 121 through a paint liquid conveying pipe 6, and the paint liquid outlet 122 is connected to the cooling cylinder 4 through a paint liquid conveying pipe 6. The pre-baking furnace 2 is provided with a stator heating component. The cooling cylinder 4 is provided with a paint liquid cooling component. The paint dipping cylinder 3 is provided with a lifting and dipping component. It also includes a pump body 7, the paint dipping cylinder 3 and the paint liquid accommodating chamber 12 are connected through a group of pump bodies 7, and the paint liquid accommodating chamber 12 and the cooling cylinder 4 are connected through another group of pump bodies 7.

[0044] In this embodiment, the stator feeding channel 5 is a traditional gear chain suspended feeding track used in conjunction with a suspension frame, the paint liquid conveying pipe 6 between the paint dipping tank 3 and the paint liquid containing chamber 12 is an insulation pipe, and the paint liquid conveying pipe 6 between the paint liquid containing chamber 12 and the cooling cylinder 4 is a heat dissipation pipe.

[0045] In summary, the utility model provides a stator varnishing system, which adds a preheating box on the basis of the original system. After the stator is heated to a specified temperature by a pre-baking furnace, the stator is sent to a varnishing tank through a stator feeding channel for varnishing. The stator after varnishing continues to be transported through the stator feeding channel. The paint liquid in the varnishing tank after heat exchange with the stator is transported to the paint liquid containing chamber of the preheating box through a paint liquid conveying pipeline. Before the stator product enters the pre-baking furnace, it is first preheated by heat exchange with the paint liquid in the paint liquid containing chamber in the stator containing chamber of the preheating box. The preheated stator is then pre-baked, and the required heating energy consumption is lower and the effect is better. The temperature of the paint liquid in the paint liquid containing chamber is also reduced, and then the cooling cylinder is used for cooling, and the required energy consumption is reduced. The stator varnishing system provided by the utility model ensures the stator varnishing effect, reduces the energy consumption required for stator pre-baking and paint liquid cooling, and achieves the purpose of energy saving.

[0046] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. Stator varnishing system, characterized in that: It includes a preheating box, a pre-baking furnace, a paint dipping cylinder and a cooling cylinder; the inner cavity of the preheating box includes a stator accommodating chamber and a paint liquid accommodating chamber arranged in an upper and lower manner; the stator accommodating chamber, the pre-baking furnace and the paint dipping cylinder are connected in sequence through a stator feeding channel; the paint dipping cylinder, the paint liquid accommodating chamber and the cooling cylinder are connected in sequence through a paint liquid conveying pipeline to form a closed loop.

2. The stator varnishing system according to claim 1, characterized in that: The preheating box is located on two opposite side walls of the stator accommodating cavity and is respectively provided with a stator feed port and a stator discharge port, and the stator discharge port is connected to the pre-baking furnace through a stator feeding channel.

3. The stator varnishing system according to claim 1, characterized in that: The preheating box is provided with a paint liquid inlet and a paint liquid outlet on the side wall of the paint liquid containing chamber, the paint dipping cylinder is connected to the paint liquid inlet through a paint liquid conveying pipeline, and the paint liquid outlet is connected to the cooling cylinder through a paint liquid conveying pipeline.

4. The stator varnishing system according to claim 1, characterized in that: The pre-baking furnace is provided with a stator heating assembly.

5. The stator varnishing system according to claim 1, characterized in that: The cooling cylinder is provided with a paint liquid cooling component.

6. The stator varnishing system according to claim 1, characterized in that: The paint dipping tank is provided with a lifting and dipping material assembly.

7. The stator varnishing system according to claim 1, characterized in that: It also includes a pump body, the paint dipping tank and the paint liquid containing chamber are connected through a group of pump bodies, and the paint liquid containing chamber and the cooling tank are connected through another group of pump bodies.

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