CN116073602A - Device and method for removing insulating layer of stator coil of driving motor of new energy automobile - Google Patents

Device and method for removing insulating layer of stator coil of driving motor of new energy automobile Download PDF

Info

Publication number
CN116073602A
CN116073602A CN202310089795.7A CN202310089795A CN116073602A CN 116073602 A CN116073602 A CN 116073602A CN 202310089795 A CN202310089795 A CN 202310089795A CN 116073602 A CN116073602 A CN 116073602A
Authority
CN
China
Prior art keywords
cavity
microwave
insulating layer
driving motor
vacuum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310089795.7A
Other languages
Chinese (zh)
Other versions
CN116073602B (en
Inventor
肖麟
苏宜鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Sindin Precision Instrument Co ltd
Guangzhou Dajin Automation Intelligent Technology Co ltd
Original Assignee
Dongguan Sindin Precision Instrument Co ltd
Guangzhou Dajin Automation Intelligent Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Sindin Precision Instrument Co ltd, Guangzhou Dajin Automation Intelligent Technology Co ltd filed Critical Dongguan Sindin Precision Instrument Co ltd
Priority to CN202310089795.7A priority Critical patent/CN116073602B/en
Publication of CN116073602A publication Critical patent/CN116073602A/en
Application granted granted Critical
Publication of CN116073602B publication Critical patent/CN116073602B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
    • H02G1/1275—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by applying heat
    • H02G1/128—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by applying heat using radiant energy, e.g. a laser beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma Technology (AREA)

Abstract

The invention discloses a device and a method for removing an insulating layer of a stator coil of a driving motor of a new energy automobile, wherein the device comprises a cavity, a vacuumizing assembly for vacuumizing the cavity, a plurality of microwave mechanisms for generating plasmas in the cavity and a clamp for covering a position of a product without removing the insulating layer, and one end of the cavity is provided with a cavity door; the microwave mechanisms are arranged at two opposite sides outside the cavity; the microwave mechanism includes: the microwave generator and the waveguide transmission chamber are arranged on the outer side wall of the cavity, and the waveguide transmission chamber is provided with a microwave feed port communicated with the cavity; the waveguide transmission chamber is provided with an air inlet communicated with the cavity; the microwave emitting port of the microwave generator is communicated with the waveguide transmission chamber. This application has the dust that reduces to get rid of insulating layer in-process and produces, promotes the protection to the environment to improve the effect of product qualification rate.

Description

Device and method for removing insulating layer of stator coil of driving motor of new energy automobile
Technical Field
The invention relates to the field of new energy automobiles, in particular to a device and a method for removing an insulating layer of a stator coil of a driving motor of a new energy automobile.
Background
At present, in the new energy automobile industry, in the manufacturing process of a driving motor, an insulating layer needs to be locally removed from a stator coil of the driving motor, the process is an important component in the production of the driving motor, and the quality of removing the insulating layer can directly influence the quality of the driving motor.
In the prior art, a method for locally removing an insulating layer from a stator coil of a driving motor usually adopts a laser removing mode, and the insulating layer is removed by laser by feeding the stator coils one by one.
For the related art, the following defects exist in the manner of removing the insulating layer by using laser: dust can be generated after long-time use, and environmental pollution is caused; damage can be caused to the surface of the copper wire, and the final qualification rate of the product is reduced.
Disclosure of Invention
In order to reduce dust generated in the process of removing the insulating layer, improve the protection to the environment and improve the product qualification rate, the application provides a device and a method for removing the insulating layer of a stator coil of a driving motor of a new energy automobile.
In a first aspect, the application provides a new energy automobile driving motor stator coil's insulating layer device that gets rid of, adopts following technical scheme:
the utility model provides a new energy automobile driving motor stator coil remove insulating layer device, includes: the device comprises a cavity, a vacuumizing assembly for vacuumizing the cavity, a plurality of microwave mechanisms for generating plasmas in the cavity and a clamp for covering the position of a product without removing an insulating layer, wherein one end of the cavity is provided with a cavity door; the microwave mechanisms are arranged at two opposite sides outside the cavity; the microwave mechanism includes: the microwave generator and the waveguide transmission chamber are arranged on the outer side wall of the cavity, and the waveguide transmission chamber is provided with a microwave feed port communicated with the cavity; the waveguide transmission chamber is provided with an air inlet communicated with the cavity; the microwave emitting port of the microwave generator is communicated with the waveguide transmission chamber.
By adopting the technical scheme, firstly, the copper wire is positioned in the clamp, then the cavity door is opened, and the clamp is placed in the cavity; then the vacuum pumping assembly is used for carrying out the vacuum pumping on the cavityVacuumizing to form a vacuum environment; then starting a microwave generator, conducting microwaves into the cavity through a microwave feed-in port, introducing process gas into the cavity through an air inlet, ionizing the process gas into plasma under the action of microwave resonance in a vacuum environment, and performing chemical reaction on the plasma and the position of the copper wire, from which the insulating layer needs to be removed, to form the copper wire
Figure SMS_1
And->
Figure SMS_2
A gas; then through the vacuumizing component, the medicine is added with->
Figure SMS_3
And->
Figure SMS_4
The gas is discharged, so that dust generated in the process of removing the insulating layer is reduced, and the environmental protection is improved; because the insulating layer is removed by contacting the low-temperature neutral plasma with the copper wire, the thermal damage to the copper wire is reduced, and the product yield is improved.
Preferably, a regulator is connected between the waveguide transfer chamber and the isolator.
By adopting the technical scheme, in order to reduce the loss generated by reflection after the microwave is emitted from the microwave generator, the impedance value of the waveguide process can be changed through the adapter, so that the reflection is eliminated, and the microwave can generate resonance in the cavity more stably.
Preferably, a short-circuiting device is arranged at one end of the waveguide transmission chamber away from the microwave generator.
By adopting the technical scheme, when microwaves are transmitted to one end far away from the microwave generator in the waveguide transmission chamber, the microwaves are impacted with the side wall of the waveguide transmission chamber to generate loss, so that a short-circuiting device is arranged at one end far away from the microwave generator of the waveguide transmission chamber, and microwave energy is totally reflected back and concentrated to a microwave feed port, so that high-density stable microwave plasma with low self-bias voltage can be obtained in the cavity; in addition, as the microwave mechanisms are arranged on the two opposite sides of the cavity and are matched with the tuner and the short-circuiting device, the quantity of reaction particles in microwave plasma is far greater than that of reaction plasma in medium-frequency and radio-frequency plasma, and the obtained plasma concentration is 1 to 2 orders of magnitude higher than that obtained by a radio-frequency source, so that the reaction speed is faster and the reaction time is shorter.
Preferably, an isolator is connected between the microwave emitting port of the microwave generator and the waveguide transmission chamber, and a water load is installed on one side of the isolator.
By adopting the technical scheme, as part of microwaves are reflected back to the microwave emitting port of the microwave generator after the microwaves are emitted by the microwave generator, the reflected microwaves can damage the microwave head of the microwave generator; therefore, when the microwaves are reflected back, the microwaves can be isolated through the action of the isolator, and the microwaves are absorbed through the water load, so that the protection of the microwave generator is achieved.
Preferably, the vacuum pumping assembly comprises: one end of each vacuum pipeline is respectively communicated with two opposite sides of the cavity in the vertical direction, the other ends of the two vacuum pipelines are communicated with the collecting pipe, and the vacuum pump is connected with the collecting pipe; valves are arranged on the two vacuum pipelines.
By adopting the technical scheme, the vacuum pump is started, the cavity is vacuumized through the two vacuum pipelines, a vacuum environment is formed, when the vacuum degree in the cavity is vacuumized to set parameters, microwaves are input into the cavity, process gas is introduced into the cavity, and the vacuumized state is continuously maintained; in the process of vacuumizing, the vacuumizing direction can be switched by closing the valve of the top vacuum pipeline, opening the valve of the bottom vacuum pipeline or opening the valve of the top vacuum pipeline, and closing the valve of the bottom vacuum pipeline, so that the air flow direction in the cavity is changed, the process gas is more uniformly distributed in the cavity, and the plasma is more uniformly distributed in the cavity, so that the uniformity of product treatment is realized by switching the top vacuumizing or the bottom vacuumizing of the cavity.
Preferably, the vacuum pumping assembly further comprises: and a vacuum breaking valve arranged on the vacuum pipeline.
Through adopting above-mentioned technical scheme, after the completion got rid of the insulating layer to the product, then can directly open broken vacuum valve, broken vacuum to the cavity, be convenient for open the cavity door, take out the anchor clamps that have the location product, improve unloading efficiency.
Preferably, the method further comprises: the water outlet and the water return port of the water chiller are both communicated with the microwave generator through water pipes.
By adopting the technical scheme, as the microwave generators can generate heat in the continuous working process, each microwave generator is cooled in a water cooling mode by starting the water chiller, so that the service life of the microwave generators is prolonged.
Preferably, the method further comprises: the positioning seat is arranged at the same height as the cavity door; the fixture is provided with a plurality of groups, the fixtures in the same group are stacked, and the fixtures in the plurality of groups are arranged on the positioning seat.
By adopting the technical scheme, after the cavity door is opened, the platform trolley is pushed to the position of the cavity opening; then pushing the positioning seat to slide, and driving the positioning seat to slide into the cavity smoothly; and because a plurality of groups of clamps are stacked on the positioning seat, insulating layers can be removed from a plurality of products in a large batch, and the batch production capacity is improved.
Preferably, the clamp includes: the base is provided with a plurality of clamping grooves for clamping products, and the cover plate covers the notch of the base corresponding to the clamping grooves.
By adopting the technical scheme, products such as the stator coil copper wires of the driving motor of the new energy automobile are clamped into the clamping grooves one by one, and then the cover plate is covered at the notch position of the base corresponding to the clamping grooves; because the copper wire only needs to remove the insulating layers at the positions of the two ends, after the copper wire is clamped into the clamping groove, the two ends of the copper wire are exposed out of the base, and the part without removing the insulating layers is shielded between the base and the cover plate; the structure has high positioning efficiency on products.
In a second aspect, the application provides a method for removing an insulating layer of a stator coil of a driving motor of a new energy automobile, which adopts the following technical scheme:
a method for removing an insulating layer of a stator coil of a driving motor of a new energy automobile, based on the device for removing the insulating layer of the stator coil of the driving motor of the new energy automobile, the method comprising:
step one: placing a product to be treated into the cavity;
step two: starting a vacuum pump to form a vacuum environment in the cavity;
step three: continuously keeping the vacuum pump in a starting state, starting each microwave generator and introducing process gas from the gas inlet to form microwave plasma in the cavity, and removing an insulating layer of the product;
step four: starting a vacuum breaking valve, and taking out the product after the treatment.
By adopting the technical scheme, the product is put into the cavity, and then the vacuum environment is formed in the cavity until the vacuum degree is pumped to the set parameters; then starting each microwave generator and introducing process gas from a gas inlet to form microwave plasma in the cavity so as to remove an insulating layer of the product; in this process, damage to products, such as copper wire, is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the microwave is conducted into the cavity, and meanwhile, the process gas is introduced into the cavity through the gas inlet, the process gas is ionized into plasma under the action of microwave resonance in a vacuum environment, and the plasma and the position of the copper wire, from which the insulating layer needs to be removed, are subjected to chemical reaction to form
Figure SMS_5
And->
Figure SMS_6
A gas; then through the vacuumizing component, the medicine is added with->
Figure SMS_7
And->
Figure SMS_8
The gas is discharged, so that dust generated in the process of removing the insulating layer is reduced, and the environmental protection is improved; because the insulating layer is removed by contacting the low-temperature neutral plasma with the copper wire, the thermal damage to the copper wire is reduced, and the product yield is improved;
2. the microwave mechanisms are arranged on the two opposite sides of the cavity, and the matching of the tuner and the short-circuiting device is arranged, so that the quantity of reaction particles in microwave plasma is far greater than that of reaction plasma in medium-frequency and radio-frequency plasma, and the reaction speed is higher and the reaction time is shorter;
3. when the microwaves are reflected back, the microwaves can be isolated through the action of the isolator, and the microwaves are absorbed through the water load, so that the protection of the microwave generator is achieved;
4. the vacuum pipeline is opened, the valve of the bottom vacuum pipeline is opened, or the valve of the top vacuum pipeline is opened, and the valve of the bottom vacuum pipeline is closed to switch the direction of the vacuum pumping, so that the direction of the air flow in the cavity is changed, the process gas is more uniformly distributed in the cavity, and the plasma is more uniformly distributed in the cavity, and the uniformity of product treatment is realized by switching the top vacuum pumping or the bottom vacuum pumping of the cavity;
5. a plurality of groups of clamps are stacked on the positioning seat, so that insulating layers of a plurality of products can be removed in batches, and the batch production capacity is improved.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a schematic structural view of a microwave mechanism according to an embodiment of the present application mounted on a cavity.
Fig. 3 is a schematic structural view of a platform truck according to an embodiment of the present application.
Fig. 4 is a schematic view of a clamp structure according to an embodiment of the present application.
Fig. 5 is a schematic view of the back structure of the microwave mechanism according to the embodiment of the present application.
Fig. 6 is a schematic diagram of a microwave mechanism according to an embodiment of the present application.
Reference numerals illustrate:
1. a housing; 2. a cavity; 21. a cavity door; 211. an observation window; 22. a vacuum gauge; 23. a thermocouple; 3. a platform trolley; 31. a track; 32. a quick clamp; 33. a limit rod; 4. a positioning seat; 5. a clamp; 51. a base; 511. a clamping groove; 512. a bolt; 513. a limit groove; 52. a cover plate; 6. a microwave mechanism; 61. a microwave generator; 62. a waveguide transfer chamber; 621. a microwave feed port; 622. an air inlet; 623. a fixing plate; 624. a heat dissipation fan; 63. an isolator; 64. a water load; 65. a dispenser; 66. a short-circuiting device; 7. a water chiller; 8. a vacuum pumping assembly; 81. a vacuum pipe; 811. a valve; 812. breaking a vacuum valve; 82. a header; 83. and a vacuum pump.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a device for removing an insulating layer of a stator coil of a driving motor of a new energy automobile. Referring to fig. 1 and 2, the insulating layer removing device comprises a housing 1 and a cavity 2, wherein the cross section of the cavity 2 is rectangular, the cavity 2 is horizontally extended, the cavity 2 is fixedly arranged in the housing 1, one end of the cavity 2 is opened and communicated with the outside of the housing 1, and the cavity 2 is divided into two parts along the length direction; a cavity door 21 is arranged at the position of the cavity 2 corresponding to the opening, and an observation window 211 is fixedly arranged at the middle position of the cavity door 21, so that the situation in the cavity 2 can be conveniently checked; the cavity 2 is provided with a vacuumizing assembly 8 for vacuumizing the cavity 2; the cavity 2 is positioned at each part, and two opposite sides in the horizontal direction are provided with microwave mechanisms 6 for transmitting microwaves and introducing process gases into the cavity 2, wherein the process gases can be oxygen, nitrogen, argon, carbon tetrafluoride and the like; so that the plasma can be generated in the cavity 2, and the insulating layer can be removed for the product in the cavity 2 in the vacuum environment.
Referring to fig. 1 and 2, the insulating layer removing device further comprises a platform trolley 3 and a positioning seat 4, wherein rollers are fixedly arranged at the bottom of the platform trolley 3, the platform trolley 3 is positioned at one side of the shell 1 corresponding to the opening of the cavity 2, a pair of rails 31 are fixedly arranged on the table top of the platform trolley 3, and the extending direction of the rails 31 is consistent with that of the cavity 2; the positioning seat 4 is slidably arranged on the two rails 31, and a quick clamp 32 is arranged on the table surface of the platform trolley 3 corresponding to the position of each rail 31, so that the positioning seat 4 can be positioned on the rails 31; the positioning seat 4 is arranged at the same height as the bottom of the opening of the cavity 2, a plurality of groups of clamps 5 are arranged at intervals in the sliding direction of the positioning seat 4, two groups of clamps 5 are arranged in the embodiment, and each clamp 5 of the same group is stacked; after the positioning seat 4 is slid into the cavity 2, the two groups of clamps 5 respectively correspond to two parts of the cavity 2.
Referring to fig. 1 and 3, a pair of limit rods 33 are fixedly installed at the bottom of the platform truck 3 and at one side close to the shell 1, and the limit rods 33 are clamped at the bottom of the shell 1, so that the stability of positioning the platform truck 3 at the opening position of the cavity 2 can be improved.
Referring to fig. 3 and 4, the fixture 5 includes a base 51 and a cover plate 52, the base 51 is horizontally disposed, a plurality of clamping slots 511 are spaced apart from one another along a sliding direction of the positioning seat 4 on an upward side of the base 51, so that copper wires of a stator coil of a driving motor of a new energy automobile can be clamped into the clamping slots 511, and two ends of the copper wires are exposed out of the base 51; the cover plate 52 is covered at the notch position of the base 51 corresponding to the clamping groove 511, and the cover plate 52 is matched with the base 51 in a clamping way, so that the positions of the copper wires without removing the insulating layer can be covered; a bolt 512 is arranged at a position of the base 51, which is upward and is close to the cover plate 52, the bolt 512 is arranged on the base 51 in a threaded manner, and the head of the bolt 512 is abutted against one side of the cover plate 52, which is upward, so that the cover plate 52 can be positioned; the bottom of the base 51 is provided with a limit groove 513 corresponding to the head of the bolt 512 on the adjacent base 51 in the same group of clamps 5, so that when the clamps 5 of the same group are stacked, the heads of the bolts 512 can be clamped into the limit groove 513 by the adjacent two clamps 5, and the stacking stability of the clamps 5 of the same group is completed.
Referring to fig. 1, 2 and 5, the microwave mechanism 6 includes a microwave generator 61 and a waveguide transmission chamber 62, the waveguide transmission chamber 62 is fixedly installed on an outer side wall of the cavity 2, the waveguide transmission chamber 62 is hollow, the waveguide transmission chamber 62 extends towards a vertical direction, a microwave feed inlet 621 is formed in a side wall of the waveguide transmission chamber 62, the position of the waveguide transmission chamber 62 corresponding to the microwave feed inlet 621 is communicated in the cavity 2, the microwave generator 61 is fixedly installed in the housing 1, and a microwave emitting port of the microwave generator 61 is communicated with one end of a bottom of the waveguide transmission chamber 62 which faces downwards vertically, so that microwaves can be conducted in the cavity 2.
Referring to fig. 2 and 6, a pair of air inlets 622 are formed on both sides of the waveguide transmission chamber 62 corresponding to the position of the microwave feed inlet 621, the air inlets 622 are communicated with the cavity 2, the air inlets 622 are used for externally connecting a vent pipe, so that process gas can be introduced into the cavity 2 through the air inlets 622, the process gas is ionized into plasma under the action of microwave resonance in a vacuum environment, and the plasma and a copper wire are chemically reacted at the position where the insulating layer needs to be removed to form
Figure SMS_9
And->
Figure SMS_10
And (3) gas.
An isolator 63 is fixedly arranged between the microwave emitting port of the microwave generator 61 and the waveguide transmission chamber 62, so that reflected microwaves can be isolated, and the microwave head of the microwave generator 61 is protected; one side of the isolator 63 is fixedly provided with a water load 64 so that reflected microwaves can be absorbed to protect the microwave generator 61.
An adapter 65 is fixedly installed between the isolator 63 and the waveguide transmission chamber 62, and in this embodiment, the adapter 65 is a three-pin adapter 65 to change the impedance value of the waveguide process, so as to eliminate reflection, and enable the microwave to generate resonance in the cavity 2 more stably.
In summary, the isolator 63, the dispenser 65 and the waveguide transfer chamber 62 form a space for microwave conduction.
A short-circuiting device 66 is fixedly mounted at the end of the waveguide transfer chamber 62 remote from the dispenser 65 to reflect microwaves conducted to the end of the waveguide transfer chamber 62 remote from the dispenser 65 back to be concentrated at the microwave feed-in port 621.
Referring to fig. 1 and 2, the insulating layer removing device further comprises a water chiller 7, wherein a water outlet and a water return opening of the water chiller 7 are both communicated with the microwave generator 61 through water pipes, so that water cooling of the microwave generator 61 can be achieved.
Referring to fig. 6, a fixing plate 623 is fixedly installed at a side of the waveguide transfer chamber 62 remote from the microwave feed port 621, and a pair of heat dissipation fans 624 is fixedly installed at the fixing plate 623, thereby cooling an outer sidewall of the waveguide transfer chamber 62.
Referring to fig. 1 and 2, the evacuation assembly 8 includes a pair of vacuum pipes 81, a header 82, and a vacuum pump 83, the two vacuum pipes 81 being disposed on opposite sides of the cavity 2 in the vertical direction, respectively, that is, one vacuum pipe 81 is located at the top of the cavity 2, the other vacuum pipe 81 is located at the bottom of the cavity 2, and one end of the vacuum pipe 81 is respectively connected to two parts of the cavity 2 through a branch pipe; the collecting pipe 82 is positioned at one side of the cavity 2 away from the cavity door 21, and the other ends of the two vacuum pipelines 81 are communicated with the collecting pipe 82; the vacuum pump 83 is connected to the header 82 so that a vacuum can be drawn in the chamber 2.
The two vacuum pipes 81 are each fixedly provided with a valve 811, in this embodiment the valve 811 is a flapper valve; so that the on-off of the two vacuum pipes 81 can be controlled, and one valve 811 is opened and the other valve 811 is closed by controlling, so that the direction of the air flow in the chamber 2 can be adjusted to improve the uniformity of the treatment of the product.
The vacuumizing assembly 8 further comprises a vacuum breaking valve 812, wherein the vacuum breaking valve 812 is fixedly arranged on the vacuum pipeline 81, so that after the insulating layer of a product is removed, the vacuum can be broken on the cavity 2, and the cavity door 21 can be conveniently opened.
Referring to fig. 2, a vacuum gauge 22 is fixedly installed at one end of the chamber 2 far from the chamber door 21, so that the vacuum value of the chamber 2 can be read in real time, and different process treatments are performed by reaching different vacuum degrees through the chamber 2.
The end of the cavity 2 far away from the cavity door 21 is also fixedly provided with a thermocouple 23, so that the real-time temperature of the cavity 2 can be detected in real time.
The embodiment of the application also discloses a method for removing the insulating layer of the stator coil of the driving motor of the new energy automobile. The insulating layer removing method comprises the following steps:
s01: opening a cavity door 21, pushing the platform trolley 3 to the opening position of the cavity 2, and pushing the positioning seat 4 into the cavity 2 so as to put a product to be processed into the cavity 2;
s02: starting a vacuum pump 83, and vacuumizing the cavity 2 through a vacuum pipeline 81 to form a vacuum environment in the cavity 2;
s03: when the vacuum gauge 22 detects that the vacuum degree in the cavity 2 is pumped to the set parameters, the vacuum pump 83 is kept in a starting state continuously, each microwave generator 61 is started, process gas is introduced from the air inlet 622, so that microwave plasma is formed in the cavity 2, and an insulating layer of a product is removed;
in the process, one of the valves 811 is closed and the other valve 811 is opened to change the direction of the air flow in the chamber 2;
s04: when the insulating layer of the product is removed, the vacuum breaking valve 812 is started, the cavity door 21 is opened, and the positioning seat 4 is pulled to slide onto the platform trolley 3 so as to take out the product after the treatment.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The utility model provides a new energy automobile driving motor stator coil remove insulating layer device which characterized in that includes: the device comprises a cavity (2), a vacuumizing assembly (8) for vacuumizing the cavity (2), a plurality of microwave mechanisms (6) for generating plasmas in the cavity (2) and a clamp (5) for covering a position of a product without removing an insulating layer, wherein one end of the cavity (2) is provided with a cavity door (21); the microwave mechanisms (6) are arranged at two opposite sides outside the cavity (2); the microwave mechanism (6) comprises: the microwave transmission chamber (62) is provided with a microwave feed inlet (621) communicated with the cavity (2); the waveguide transmission chamber (62) is provided with an air inlet (622) communicated with the cavity (2); the microwave emitting port of the microwave generator (61) is communicated with the waveguide transmission chamber (62).
2. The device for removing the insulating layer of the stator coil of the driving motor of the new energy automobile according to claim 1, wherein a dispatcher (65) is connected between the waveguide transmission chamber (62) and the isolator (63).
3. The device for removing the insulating layer of the stator coil of the driving motor of the new energy automobile according to claim 1, wherein a short-circuiting device (66) is arranged at one end of the waveguide transmission chamber (62) far away from the microwave generator (61).
4. A new energy vehicle driving motor stator coil insulation layer removing device according to claim 3, characterized in that an isolator (63) is connected between a microwave outlet of the microwave generator (61) and the waveguide transmission chamber (62), and a water load (64) is installed on one side of the isolator (63).
5. The device for removing insulation layers of a stator coil of a driving motor of a new energy automobile according to claim 1, wherein the vacuum pumping assembly (8) comprises: one end of each vacuum pipeline (81) is respectively communicated with two opposite sides of the cavity (2) in the vertical direction, the other end of each vacuum pipeline (81) is communicated with the corresponding collecting pipe (82), and the vacuum pump (83) is connected with the corresponding collecting pipe (82); both vacuum pipes (81) are provided with valves (811).
6. The device for removing insulation layers of a stator coil of a driving motor of a new energy automobile according to claim 4, wherein the vacuum pumping assembly (8) further comprises: and a vacuum breaking valve (812) mounted on the vacuum pipe (81).
7. The insulation layer removing device for a stator coil of a driving motor of a new energy automobile according to claim 1, further comprising: the water outlet and the water return port of the water chiller (7) are both communicated with the microwave generator (61) through water pipes.
8. The insulation layer removing device for a stator coil of a driving motor of a new energy automobile according to claim 1, further comprising: the platform trolley (3) and the positioning seat (4) are slidably arranged on the platform trolley (3), and the positioning seat (4) and the cavity door (21) are arranged at the same height; the clamps (5) are provided with a plurality of groups, the clamps (5) of the same group are stacked, and the clamps (5) of the plurality of groups are arranged on the positioning seat (4).
9. The device for removing insulation layers of a stator coil of a driving motor of a new energy automobile according to claim 7, wherein the jig (5) comprises: the base (51) is provided with a plurality of clamping grooves (511) for clamping products, and the cover plate (52) is arranged at the notch position of the base (51) corresponding to the clamping grooves (511).
10. A method for removing an insulating layer of a stator coil of a driving motor of a new energy automobile, which is based on the device for removing an insulating layer of a stator coil of a driving motor of a new energy automobile according to any of claims 1 to 9, characterized in that the method comprises the following steps:
step one: placing a product to be treated into the cavity (2);
step two: starting a vacuum pump (83) to form a vacuum environment in the cavity (2);
step three: continuously keeping the vacuum pump (83) in a starting state, starting each microwave generator (61) and introducing process gas from the gas inlet (622) to form microwave plasma in the cavity (2), and removing an insulating layer of the product;
step four: the vacuum breaking valve (812) is actuated and the finished product is removed.
CN202310089795.7A 2023-02-06 2023-02-06 Device and method for removing insulating layer of stator coil of driving motor of new energy automobile Active CN116073602B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310089795.7A CN116073602B (en) 2023-02-06 2023-02-06 Device and method for removing insulating layer of stator coil of driving motor of new energy automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310089795.7A CN116073602B (en) 2023-02-06 2023-02-06 Device and method for removing insulating layer of stator coil of driving motor of new energy automobile

Publications (2)

Publication Number Publication Date
CN116073602A true CN116073602A (en) 2023-05-05
CN116073602B CN116073602B (en) 2023-10-10

Family

ID=86171207

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310089795.7A Active CN116073602B (en) 2023-02-06 2023-02-06 Device and method for removing insulating layer of stator coil of driving motor of new energy automobile

Country Status (1)

Country Link
CN (1) CN116073602B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004128128A (en) * 2002-10-01 2004-04-22 Matsushita Electric Ind Co Ltd Plasma treating method and apparatus thereof
US20050230399A1 (en) * 2004-04-15 2005-10-20 Thermos K.K. Vacuum insulating double vessel and method for manufacturing the same
DE102017221100A1 (en) * 2017-11-24 2019-05-29 Robert Bosch Gmbh Method for stripping an electrical conductor
CN110571624A (en) * 2019-10-08 2019-12-13 朱立怀 wire insulating layer removing equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004128128A (en) * 2002-10-01 2004-04-22 Matsushita Electric Ind Co Ltd Plasma treating method and apparatus thereof
US20050230399A1 (en) * 2004-04-15 2005-10-20 Thermos K.K. Vacuum insulating double vessel and method for manufacturing the same
DE102017221100A1 (en) * 2017-11-24 2019-05-29 Robert Bosch Gmbh Method for stripping an electrical conductor
CN110571624A (en) * 2019-10-08 2019-12-13 朱立怀 wire insulating layer removing equipment

Also Published As

Publication number Publication date
CN116073602B (en) 2023-10-10

Similar Documents

Publication Publication Date Title
US5707486A (en) Plasma reactor using UHF/VHF and RF triode source, and process
US5521351A (en) Method and apparatus for plasma surface treatment of the interior of hollow forms
US7430985B2 (en) Plasma processing equipment
KR101334758B1 (en) Substrate processing apparatus and method of manufacturing semiconductor device
KR920006263B1 (en) Plasma system
CN102468159A (en) Substrate processing apparatus and method of manufacturing a semiconductor device
JPH11509031A (en) Low inductance large area coil for inductively coupled plasma source
WO2007066314A1 (en) Magnetic annealing tool heat exchange system and processes
CN100543174C (en) Film forming device
JP6465442B2 (en) Plasma processing equipment
CN116073602B (en) Device and method for removing insulating layer of stator coil of driving motor of new energy automobile
CN105448636B (en) Plasma processing apparatus, method of plasma processing and the method for manufacturing electronic device
CN106034371A (en) Material treatment device with plasma jet array cooperating with mechanical rotational motion
US10487401B2 (en) Diffuser temperature control
JPH07147273A (en) Etching treatment
CN108122727B (en) Substrate processing apparatus and heat shield
CN113053715B (en) Lower electrode assembly, plasma processing device and working method thereof
TWI783412B (en) etching method
CN210351965U (en) Integrated cooling device
US20210287884A1 (en) Systems for workpiece processing with plasma
CN1703771A (en) Plasma processing apparatus, process vessel for plasma processing apparatus and dielectric plate
JP2003203904A (en) Microwave plasma treatment apparatus and plasma treatment method
JP2913131B2 (en) Microwave plasma device
JPH07183276A (en) Plasma device and plasma processing using same
CN220659594U (en) Single-wafer nondestructive cutting device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant