CN108462343B - Stator winding glue filling device and glue filling method thereof - Google Patents
Stator winding glue filling device and glue filling method thereof Download PDFInfo
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- CN108462343B CN108462343B CN201810307370.8A CN201810307370A CN108462343B CN 108462343 B CN108462343 B CN 108462343B CN 201810307370 A CN201810307370 A CN 201810307370A CN 108462343 B CN108462343 B CN 108462343B
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- stator winding
- plug
- sleeve
- pad
- glue
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- 238000004804 winding Methods 0.000 title claims abstract description 109
- 239000003292 glue Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000000084 colloidal system Substances 0.000 claims description 9
- 238000007711 solidification Methods 0.000 claims description 5
- 230000008023 solidification Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004382 potting Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 239000004519 grease Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005429 filling process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a stator winding glue filling device and a glue filling method thereof, wherein the device comprises an upper plug and a lower plug for sealing the upper end and the lower end of a stator winding, the stator winding can be placed on a lower bottom plate of a sleeve provided with a disassembly hole, a detachable bottom plug pad is arranged on the lower bottom plate of the sleeve, the sleeve is sealed through the bottom plug pad, and the stator winding is filled with glue.
Description
Technical Field
The invention belongs to the technical field of glue filling processes, and particularly relates to a stator winding glue filling device and a glue filling method thereof.
Background
In the working process of a power system of a propeller of the underwater autonomous diving device, in order to avoid contact between a stator winding in the power system and water, the stator winding needs to be sealed and waterproof, however, the existing glue filling process needs to uniformly smear grease on the surface, which is in contact with the stator winding, of a tool (five parts in total) and the metal inner wall of the stator winding, then the tool and the stator winding are assembled and locked by screw nuts, the whole process operation time is long, in addition, after glue filling and solidification drying, the tool needs to be disassembled, the surface of the tool is easy to be damaged in the disassembly process, tool loss is caused, part of glue exists on the disassembled surface of the tool, and the clean operation time is prolonged.
The above prior art has the following disadvantages;
1. the tool has a complex structure and is inconvenient to operate;
2. when the grease is used each time, grease is required to be smeared, so that the operation is complex, the material resources are wasted, and a large amount of manpower is required;
3. in the process of disassembling the tool, the operation is complex, the tool is easy to be knocked, and the tool loss is caused;
4. the surface of the disassembled fixture is provided with partial adhesive, so that the cleaning time is prolonged, and the packaging structure of the stator winding is uneven or the stator winding is incompletely sealed by the adhesive filling, so that the adhesive filling is required to be sealed again, and a great amount of labor cost and materials are wasted.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a stator winding glue filling device which is simple in structure and can realize uniform glue filling by utilizing dead weight.
The invention further aims to provide a glue filling method, which is convenient and efficient to operate.
The invention is realized by the following technical scheme:
the utility model provides a stator winding glue filling device, includes and is used for sealing respectively the upper and lower jam at the upper and lower both ends of axial chamber of stator winding, and can allow stator winding is put into from the upper shed and be provided with the sleeve of dismantling the hole on the lower plate to and detachably set up in dismantling hole department and with its sealed end stifled pad.
In the above technical scheme, the bottom plugging pad is attached to the bottom surface of the lower bottom plate, namely, the bottom plugging pad can be detached from the bottom of the sleeve on the premise of plugging the disassembly hole and ensuring that the bottom surface of the sleeve is planar, and can be in a cylindrical, conical or convex structure.
In the above technical scheme, the bottom plug pad is fixedly provided with a convex handle for disassembly on the lower surface.
In the above technical scheme, the bottom plugging pad is attached to the lower bottom surface of the inner cavity of the sleeve, namely, the bottom plugging pad can be separated from the disassembly hole and moves in the inner cavity of the sleeve on the premise that the disassembly hole is plugged and the bottom surface of the sleeve is guaranteed to be planar, and the bottom plugging pad can be in a cylindrical, conical or convex structure.
In the above technical scheme, the lower surface of the bottom plugging pad is fixedly provided with an ejector rod penetrating through the disassembly hole.
In the technical scheme, the bottom plate is fixedly arranged at the lower end of the ejector rod, and the return spring is sleeved on the ejector rod between the bottom plate and the bottom plate.
In the above technical solution, the stator winding further comprises a support block for supporting the block-shaped cavity structure of the sleeve in which the stator winding is placed.
In the technical scheme, the lower plug and the upper plug are of round table structures, a plug pulling handle is arranged above the upper plug, and an exhaust hole is formed in the upper plug and the plug pulling handle.
In the technical scheme, a convex top is arranged at the center of the upper surface of the bottom plugging pad, and a groove matched with the convex top is arranged on the lower surface of the lower plug.
In the above technical solution, the materials of the lower plug and the upper plug are both silicone rubber.
The glue filling method of the stator winding glue filling device is characterized by comprising the following steps of:
1) Embedding a bottom plug pad into the disassembly hole for sealing, and plugging an upper plug and a lower plug in an upper shaft cavity and a lower shaft cavity of the stator winding respectively;
2) Injecting a proper amount of colloid into the sleeve; placing the sealed stator winding into a sleeve;
3) The dead weight of the stator winding slowly sinks into the bottom of the sleeve, and then baking and solidifying are carried out;
4) And ejecting the stator after the solidification is completed.
In the above technical solution, the stator winding ejection method in step 4) is to detach the bottom plug pad and directly eject the bottom plug pad from the bottom of the stator winding to the sleeve.
In the above technical scheme, the stator winding ejection method in step 4) is to push the upper end of the sleeve and eject the stator winding from the inner wall of the sleeve by using an ejector rod.
In the technical scheme, the baking environment is 60 ℃, and the baking time is 2 hours.
The invention has the advantages and beneficial effects that:
1. the stator winding glue-pouring device has a simple structure, is convenient to operate, and the sleeve and the bottom plugging pad of the stator winding glue-pouring device are matched for use, so that the operation procedure of smearing lubricating grease is reduced, and a large amount of manpower and material resources are saved. The upper plug and the lower plug of the stator winding glue-pouring device are of a truncated cone-shaped structure, and are connected with the axial cavity of the stator winding in a small fit manner, so that the axial cavity of the stator winding is better in tightness, and glue is prevented from overflowing into the axial cavity of the stator winding in the glue-pouring process.
2. The ejection rod and the bottom plugging pad of the stator winding glue-pouring device are matched for use, so that the solidified stator winding can be conveniently moved out of the sleeve, the situation that part of glue is stuck on a tool is avoided, the glue-pouring surface of the stator winding is smoother, the sealing effect of the stator winding after glue pouring is better, and a large amount of labor cost and material consumption are saved.
3. The sleeve, the ejector rod, the bottom blocking pad and the reset spring of the stator winding glue-pouring device are matched, so that the process of a disassembly procedure is avoided, and the solidified stator winding is ejected directly along the inner wall of the sleeve by adopting the ejector rod, so that the condition of tool collision is avoided.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a stator winding glue-pouring device according to the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment and a third embodiment of the stator winding glue-pouring device of the present invention.
Wherein:
1: sleeve, 2: ejector rod, 3: return spring, 4: bottom plate, 5: fastening screw, 6: upper plug, 7: stator winding, 8: lower blockage, 9: support block, 10: bottom block pad, 11: a convex handle is arranged on the upper surface of the upper cover,
Detailed Description
In order to make the present invention better understood by those skilled in the art, the following description of the present invention will be given with reference to specific drawings 1-2 and examples.
Example 1
As shown in fig. 1, a stator winding glue-pouring device includes an upper plug 6 and a lower plug 8 for respectively sealing the upper and lower ends of a shaft cavity of a stator winding 7, a sleeve 1 capable of allowing the stator winding 7 to be placed from an upper opening and provided with a disassembly hole on a lower bottom plate, and a bottom plug pad 10 capable of being separately arranged at the disassembly hole and sealing the disassembly hole, wherein the upper plug 6 and the lower plug 8 are of a truncated cone structure made of a silicone rubber material, a plug pulling handle is arranged above the upper plug 6, an exhaust hole is arranged at the coaxial positions of the upper plug 6 and the plug pulling handle, and the exhaust hole is used for exhausting air in the shaft cavity when the upper plug 6 and the lower plug 8 seal the shaft cavity of the stator winding, so that the two plugs are prevented from being installed in place due to air compression in the shaft cavity, and the wire on the stator winding 7 can be led out.
The stator winding glue filling device has the advantages that the structure is simple, the operation is convenient, the sleeve and the bottom plugging pad are matched for use, the operation procedure of smearing lubricating grease is reduced, a large amount of manpower and material cost are saved, the time is saved, the upper plugging and the lower plugging are of the round table structure and are connected with the small shaft cavity of the stator winding in a matched manner, the shaft cavity of the stator winding has better tightness, and the glue is prevented from overflowing into the shaft cavity of the stator winding in the glue filling process.
Further, the center of the upper surface of the bottom plugging pad 10 is provided with a convex top, the lower bottom surface of the lower plug 8 is provided with a groove, the convex top is matched with the groove arranged on the lower surface of the lower plug 8, the centering of the lower part is realized through the matching of the groove and the convex top, the uniform gap of the 7 peripheral side of the stator winding is ensured, and the glue filling effect is ensured.
In the specific embodiment, the bottom plugging pad 10 is placed on the lower bottom surface of the lower bottom plate of the sleeve 1, the upper end and the lower end of the shaft cavity of the stator winding 7 are plugged by the upper plug 6 and the lower plug 8 respectively, the upper plug 6 and the lower plug 8 are in small interference fit with the upper end and the lower end of the shaft cavity of the stator winding 7 respectively, so that the upper plug 6 and the lower plug 8 are tightly connected, a better plugging sealing effect is achieved, then, stirred colloid is poured into the sleeve 1 in a proper amount, the sleeve 1 is placed in the supporting block 9, the stator winding 7 sinks into the bottom of the cavity of the sleeve 1 by virtue of dead weight, the colloid is favorable for fully encapsulating the stator winding 7, the bubble generation is reduced, the colloid is ensured to be uniformly distributed, the convex top is ensured to be completely attached to the groove, the stator winding 7 is ensured to be positioned in the center of the sleeve 1, and the sleeve is kept still until after the glue filling is completed, and baking and shaping are carried out.
Example two
As shown in fig. 2, the bottom plugging pad 10 is attached to the bottom surface of the lower bottom plate, that is, the bottom plugging pad 10 can be detached from the bottom of the sleeve 1 on the premise that the disassembly hole is plugged and the bottom surface of the sleeve 1 is ensured to be a plane, and the bottom plugging pad 10 can be in a cylindrical, conical or convex structure. Meanwhile, the detachable convex handle 11 is fixedly arranged on the lower surface of the bottom plugging pad 10, so that the bottom plugging pad 10 is conveniently attached to the bottom surface of the lower bottom plate, or the bottom plugging pad 10 is conveniently moved out of the bottom surface of the lower bottom plate.
Further, the device comprises a support block 9 for supporting the block-like cavity structure of the sleeve 1 in which the stator winding 7 is placed, for supporting the sleeve 1 when the stator winding is cured.
Meanwhile, after baking and shaping are finished, the sleeve 1 with the bottom plugging pad 10 is moved out of the supporting block 9, the bottom plugging pad 10 is removed, the stator winding 7 filled with glue in the sleeve 1 is pushed and pressed through the dismounting hole of the sleeve 1, the stator winding 7 is moved out along the inner wall of the sleeve 1, and the upper plug 6 and the lower plug 8 at the upper end and the lower end of the shaft cavity of the stator winding 7 are pulled out.
The bottom plug pad is removed from the bottom, so that the solidified stator winding can be conveniently moved out of the sleeve, the situation that part of colloid is stuck on a tool is avoided, the surface of the stator winding, which is filled with the colloid, is smooth, the sealing effect of the stator winding after the colloid is filled is better, and a large amount of labor cost and material consumption are saved.
Example III
As shown in fig. 2, the bottom plugging pad 10 is attached to the lower bottom surface of the inner cavity of the sleeve 1, that is, the bottom plugging pad 10 can be removed from the bottom of the sleeve on the premise that the disassembly hole is plugged and the bottom surface of the sleeve 1 is ensured to be a plane, and the bottom plugging pad 10 can be in a cylindrical, conical or convex structure. The lower surface of the bottom plugging pad 10 is fixedly provided with an ejector rod 2 penetrating through the disassembly hole, so that the stator winding 7 can be conveniently moved out of the sleeve 1 along the inner wall of the sleeve 1 by pushing the bottom plugging pad 10 upwards.
The mode that the bottom plugging pad upwards deviate from is adopted, deviate from and ejecting one step in place, and, adopt the bottom plugging pad of great cross-section, guarantee that ejecting atress is even, reduce and deviate from the damage, simultaneously, utilize the cooperation of protruding top and recess after dragging out, still can directly realize the dismantlement to blocking down, simple controllable convenient improves overall efficiency.
Further, the bottom plate 10 is fixedly arranged at the lower end of the ejector rod 2, for example, the bottom plate 4 and the lower end of the ejector rod 2 are fixed through a fastening screw 5, the ejector rod 2 between the bottom plate 10 and the bottom plate is sleeved with the reset spring 3, and the upper end and the lower end of the reset spring 3 are respectively fixed on the bottom plate and the bottom plate 10.
In the specific embodiment, the bottom plugging pad 10 is placed on the upper bottom surface of the lower bottom plate of the sleeve 1, the ejector rod 2 passes through the disassembly hole, meanwhile, the ejector rod 2 is sleeved with the reset spring 3, the reset spring is used for automatically recovering the position of the sleeve 1 after the ejector rod 2 ejects the stator winding 7, the ejector rod 2 is fixed on the bottom plate, the upper end and the lower end of the reset spring 3 are respectively fixed on the lower bottom plate and the bottom plate 10, after baking and solidification are finished, the sleeve 1 is moved out of the supporting block 9, the reset spring 3 is contracted by applying pressure on the upper end of the sleeve 1, the ejector rod 2 moves out the stator winding 7 along the inner wall of the sleeve 1, and when the stator winding 7 is completely moved out of the sleeve 1, the upper plug 6 and the lower plug 8 of the stator winding 7 are pulled out to be synchronously disassembled.
The ejection rod and the bottom blocking pad of the stator winding glue-pouring device are matched for use, so that the solidified stator winding can be conveniently moved out of the sleeve, the situation that part of glue is stuck on a tool is avoided, the glue-pouring surface of the stator winding is smooth, the sealing effect of the stator winding after glue pouring is better, a large amount of labor cost and material consumption are saved, the sleeve, the ejection rod, the bottom blocking pad and the reset spring are matched for use, the process of a disassembly procedure is avoided, the solidified stator winding is ejected directly along the inner wall of the sleeve by adopting the ejection rod, the collision situation of the glue-pouring device is avoided, and a large amount of time is saved.
Example IV
The invention relates to a glue filling method of a glue filling device of a stator winding, which comprises the following steps:
1) Embedding a bottom plug pad into the disassembly hole for sealing, and plugging an upper plug and a lower plug in an upper shaft cavity and a lower shaft cavity of the stator winding respectively;
2) Injecting a proper amount of colloid into the sleeve; placing the sealed stator winding into a sleeve;
3) The dead weight of the stator winding slowly sinks into the bottom of the sleeve, and then baking and solidifying are carried out; for example, the bake curing environment is 60 degrees celsius and the bake time is 2 hours.
4) And ejecting the stator winding after the solidification is completed.
The stator winding ejection method in the step 4) is to detach the bottom plugging pad and directly eject the bottom of the stator winding to the sleeve.
Preferably, the stator winding ejection method in step 4) is to completely remove the sleeve from the supporting block, press the upper end of the sleeve to shrink the compression spring, and remove the stator winding along the inner wall of the sleeve by the ejector rod.
According to the glue pouring method of the stator winding device, the dead weight of the stator winding slowly sinks into the bottom of the sleeve, the glue is facilitated to fully fill and seal the stator winding, the generation of bubbles is reduced, the glue is guaranteed to be uniformly distributed around the stator winding, the upper plug and the lower plug are adopted to seal the shaft cavity of the stator winding, the shaft cavity of the stator winding is better in sealing performance, and the glue is prevented from overflowing into the shaft cavity of the stator winding in the glue pouring process.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature's illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "lower" may encompass both an upper and lower orientation. The device may be otherwise positioned (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The foregoing has described exemplary embodiments of the invention, it being understood that any simple variations, modifications, or other equivalent arrangements which would not unduly obscure the invention may be made by those skilled in the art without departing from the spirit of the invention.
Claims (9)
1. The stator winding glue pouring device is characterized by comprising an upper plug (6) and a lower plug (8) which are respectively used for sealing the upper end and the lower end of a shaft cavity of a stator winding (7), a sleeve (1) which can allow the stator winding (7) to be placed in from an upper opening and is provided with a disassembly hole on a lower bottom plate, and a bottom plug pad (10) which is detachably arranged at the disassembly hole and seals the disassembly hole, wherein a plug pulling handle is arranged above the upper plug, and an exhaust hole is arranged at the coaxial position of the upper plug and the plug pulling handle and is used for exhausting air in the shaft cavity when the upper plug and the lower plug seal the shaft cavity of the stator winding; the bottom plugging pad (10) is attached to the bottom surface of the lower bottom plate, a convex top is arranged at the center of the upper surface of the bottom plugging pad, a groove is formed in the lower bottom surface of the lower plug, the convex top is matched with the groove formed in the lower surface of the lower plug (8), and the centering of the lower part is realized through the matching of the groove and the convex top, so that the uniform gap of the peripheral side of the stator winding is ensured.
2. Stator winding glue-pouring device according to claim 1, characterized in that the bottom surface of the bottom plug (10) is fixedly provided with a protruding handle (11) for disassembly.
3. Stator winding glue-pouring device according to claim 1, characterized in that the bottom plug (10) is attached to the upper surface of the lower plate of the sleeve (1).
4. A stator winding glue-pouring device according to claim 3, characterized in that the lower surface of the bottom blanking pad (10) is fixedly provided with an ejector rod (2) passing through the dismounting hole.
5. The stator winding glue-pouring device according to claim 4, wherein the bottom plate (4) is fixedly arranged at the lower end of the ejector rod (2), and a return spring (3) is sleeved on the ejector rod (2) between the bottom plate (4) and the lower bottom plate.
6. A method of potting a stator winding potting apparatus as claimed in any one of claims 1 to 5, comprising the steps of:
1) Embedding a bottom plug pad into the disassembly hole for sealing, and plugging an upper plug and a lower plug in an upper shaft cavity and a lower shaft cavity of the stator winding respectively;
2) Injecting a proper amount of colloid into the sleeve, and placing the sealed stator winding into the sleeve;
3) The dead weight of the stator winding slowly sinks into the bottom of the sleeve, and then is heated and solidified;
4) And ejecting the stator after the solidification is completed.
7. The method according to claim 6, wherein the stator winding ejection method in step 4) is to detach the bottom plug pad and directly eject the bottom plug pad from the stator winding bottom to the sleeve.
8. The method according to claim 6, wherein the stator winding ejection method in step 4) is to push down the sleeve to eject the stator winding by using the ejector rod.
9. The method of claim 6, wherein the baking environment is 60 degrees celsius and the baking time is 2 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307370.8A CN108462343B (en) | 2018-04-08 | 2018-04-08 | Stator winding glue filling device and glue filling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307370.8A CN108462343B (en) | 2018-04-08 | 2018-04-08 | Stator winding glue filling device and glue filling method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108462343A CN108462343A (en) | 2018-08-28 |
| CN108462343B true CN108462343B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810307370.8A Active CN108462343B (en) | 2018-04-08 | 2018-04-08 | Stator winding glue filling device and glue filling method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114614642B (en) * | 2022-05-10 | 2022-07-19 | 常州市南方电机有限公司 | Electromagnetic braking three-phase asynchronous motor |
| CN114915125B (en) * | 2022-06-13 | 2023-06-16 | 瑞昌市森奥达科技有限公司 | Stator coil heating device of low-voltage high-current motor |
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| CN206727850U (en) * | 2017-05-19 | 2017-12-08 | 湖北自贸区宜昌片区一昊科技有限公司 | A kind of frock for servo motor stator encapsulating |
| CN107465317A (en) * | 2017-09-26 | 2017-12-12 | 江苏微特利电机股份有限公司 | A kind of stator glue-pouring method and include the motor of stator is produced using its method |
| CN208128102U (en) * | 2018-04-08 | 2018-11-20 | 天津深之蓝海洋设备科技有限公司 | Stator winding glue-pouring device |
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| CN108462343A (en) | 2018-08-28 |
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