CN118353216A - Vibration shaping device and vibration shaping method for scattered sheet motor - Google Patents
Vibration shaping device and vibration shaping method for scattered sheet motor Download PDFInfo
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- CN118353216A CN118353216A CN202410493673.9A CN202410493673A CN118353216A CN 118353216 A CN118353216 A CN 118353216A CN 202410493673 A CN202410493673 A CN 202410493673A CN 118353216 A CN118353216 A CN 118353216A
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- 238000007493 shaping process Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000004080 punching Methods 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000009527 percussion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a vibration shaping device and a vibration shaping method of a scattered sheet motor, wherein the vibration shaping device comprises a bottom plate, a shaping tool seat is arranged on the bottom plate, a mandrel is arranged on the shaping tool seat, the mandrel is vertically arranged, and a guide shaft is further arranged on the mandrel; and the bottom plate is also provided with a vibrating element acting on the shaping tool seat, and the vibrating element is used for applying lateral vibrating force. According to the scattered piece motor vibration shaping device, certain lateral vibration force is applied to the shaping tool seat, so that the scattered piece of the compressor motor stator placed on the shaping tool seat can also obtain vibration force, the scattered piece of the stator slides downwards along the mandrel direction of the shaping tool under the action of vibration energy, the scattered piece mounting surface of the stator is uniformly contacted with the supporting surface of the tool, and therefore the accuracy of an inner hole of the stator can be improved, and the assembly accuracy and the production efficiency of the scattered piece motor are improved by more than 50%.
Description
Technical Field
The invention relates to the technical field of motor assembly, in particular to a vibration shaping device and a vibration shaping method for a scattered motor.
Background
In the traditional process technology, the stator iron core of the motor adopts the processes of buckling sheets, self-stacking riveting, welding and the like, and the punching sheets of the stator iron core are mutually and relatively fixedly connected in a physical mode to form a whole, and the dimensional accuracy of an inner hole and the perpendicularity accuracy of the inner hole relative to a mounting surface are relatively stable. When the motor with the structure works, larger eddy current loss is generated, and the efficiency of the motor is influenced. In the existing scattered sheet motor process technology, stator core punching sheets of a motor are in a scattered sheet mode, the stator core punching sheets are not fixedly connected with each other, and bluing layers are arranged between the stator core punching sheets to realize insulation. When the motor works, the generated vortex is smaller.
However, the stator punching sheets of the scattered sheet motor process are not relatively fixed, so that dislocation is easily generated among the stator punching sheets in the production, production process material circulation and transportation processes of the motor stator, the size precision of the inner hole of the stator and the perpendicularity relative to the mounting surface are influenced, and finally the quality and the production efficiency of the assembly process are influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a vibration shaping device and a vibration shaping method for a scattered sheet motor.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The vibration shaping device of the scattered sheet motor comprises a bottom plate, wherein a shaping tool seat is arranged on the bottom plate, a mandrel is arranged on the shaping tool seat, the mandrel is vertically arranged, and a guide shaft is further arranged on the mandrel; and the bottom plate is also provided with a vibrating element acting on the shaping tool seat, and the vibrating element is used for applying lateral vibrating force.
According to the scattered piece motor vibration shaping device, certain lateral vibration force is applied to the shaping tool seat, so that the scattered piece of the compressor motor stator placed on the shaping tool seat can also obtain vibration force, the scattered piece of the stator slides downwards along the mandrel direction of the shaping tool under the action of vibration energy, the scattered piece mounting surface of the stator is uniformly contacted with the supporting surface of the tool, and therefore the accuracy of an inner hole of the stator can be improved, and the assembly accuracy and the production efficiency of the scattered piece motor are improved by more than 50%.
The vibrating element acts as a vibration source, which is operative to provide lateral vibrations, i.e. reciprocating vibratory forces in the horizontal direction, and which is undesirable for vibrations in the vertical direction. The stator radiating sheets can be sleeved on the mandrel so as to be convenient for vibration shaping; the guide shaft is arranged above the mandrel, so that stator loose sheets can be sleeved conveniently.
When the stator of the scattered sheet motor is in an assembly workshop on-line process, the stator scattered sheet is sleeved on the mandrel of the shaping device, the vibrating element is used for applying lateral vibration to the shaping tool, the punching sheet of the stator (iron core) is arranged smoothly, the size precision of the inner hole of the stator iron core is close to the punching sheet precision, and the perpendicularity of the inner hole of the stator relative to the mounting surface meets the design requirement.
Further, the shaping tool seat is provided with a cylindrical connecting sleeve, a retainer ring is arranged in the connecting sleeve, the mandrel is inserted into the connecting sleeve and connected with the retainer ring through a screw, the mandrel can be conveniently connected and fixed, and the connecting sleeve can keep the stability and the perpendicularity of the mandrel, so that the mandrel cannot deviate.
Furthermore, the lower part of dabber is the step shaft, the inner periphery of connecting sleeve be equipped with step shaft complex step can form better support in the connecting sleeve.
Furthermore, the upper end of the mandrel is provided with a connecting column, and the guide sleeve is sleeved on the connecting column and fixed by an axial screw, so that the connection and the disassembly are convenient.
Further, the perpendicularity of the mandrel relative to the horizontal support surface is not greater than 0.05.
Further, the outer diameter of the mandrel is 0.05-0.1 mm smaller than the diameter of the inner hole of the stator loose piece to be shaped.
Further, the vibration element is a linear vibrator, the linear vibrator is mounted on the bottom plate, and the shaping tool seat is mounted on the linear vibrator.
Or the vibration element is an impact hammer, the impact hammer is arranged on the impact hammer mounting seat through the impact hammer mounting block, the impact hammer mounting seat is arranged on the bottom plate, and the impact hammer is opposite to the side wall of the shaping tool seat.
Furthermore, a plurality of spring pieces are connected to the lower portion of the shaping tool seat, the spring pieces are connected to a connecting plate, and the connecting plate is mounted on the bottom plate.
Further, the maximum load of the vibration element is not less than 5Kg, the vibration frequency is 30-50 HZ, the vibration voltage is 150-260V, and the vibration time is 3-5 seconds each time.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the scattered piece motor vibration shaping device, a certain lateral vibration force is applied to the shaping tool seat, so that the scattered piece of the motor stator of the compressor placed on the shaping tool seat can also obtain the vibration force, and the scattered piece of the stator slides downwards along the mandrel direction of the shaping tool under the action of vibration energy, so that the mounting surface of the scattered piece of the stator is uniformly contacted with the supporting surface of the tool, the precision of an inner hole of the stator can be improved, and the assembly precision and the production efficiency of the scattered piece motor are improved by more than 50%; 2. the vibration element is used as a vibration source and is used for providing lateral vibration, namely reciprocating vibration force in the horizontal direction; the stator radiating sheets can be sleeved on the mandrel through the arrangement of the mandrel so as to facilitate vibration shaping; the guide shaft is arranged above the mandrel, so that stator loose sheets can be sleeved conveniently; 3. when the stator of the scattered sheet motor is in an assembly workshop on-line process, the stator scattered sheet is sleeved on the mandrel of the shaping device, the vibrating element is used for applying lateral vibration to the shaping tool, the punching sheet of the stator (iron core) is arranged smoothly, the size precision of the inner hole of the stator iron core is close to the punching sheet precision, and the perpendicularity of the inner hole of the stator relative to the mounting surface meets the design requirement.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a vibration shaping device of a scattered sheet motor;
FIG. 2 is a schematic diagram of the overall structure of another vibration shaping device for a motor with scattered sheets according to the present invention;
In the figure: 1. a bottom plate; 2. shaping tool seat; 201. a connecting sleeve; 202. a retainer ring; 3. a mandrel; 301. a connecting column; 4. a guide shaft; 5. a linear vibrator; 6. a percussion hammer; 7. a percussion hammer mounting block; 8. a percussion hammer mounting seat; 9. a spring piece; 10. and (5) connecting a plate.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1 or 2, the vibration shaping device of the scattered sheet motor comprises a bottom plate 1, wherein a shaping tool seat 2 is arranged on the bottom plate 1, a mandrel 3 is arranged on the shaping tool seat 2, the mandrel 3 is vertically arranged, and a guide shaft 4 is further arranged on the mandrel 3; the base plate 1 is also provided with a vibrating element acting on the shaping tool seat 2, and the vibrating element is used for applying lateral vibrating force.
The scattered piece motor vibration shaping device applies certain lateral vibration force to the shaping tool seat 2, so that the scattered piece of the motor stator of the compressor placed on the shaping tool seat can also obtain vibration force, and the scattered piece of the stator slides downwards along the mandrel direction of the shaping tool under the action of vibration energy, so that the mounting surface of the scattered piece of the stator is uniformly contacted with the supporting surface of the tool, the precision of an inner hole of the stator can be improved, and the assembly precision and the production efficiency of the scattered piece motor are improved by more than 50%.
The vibrating element acts as a vibration source, which is operative to provide lateral vibrations, i.e. reciprocating vibratory forces in the horizontal direction, and which is undesirable for vibrations in the vertical direction.
The stator loose sheets can be sleeved on the mandrel 3 so as to be convenient for vibration shaping; the guide shaft 4 is arranged above the mandrel 3, so that stator loose sheets can be sleeved conveniently.
When the stator of the scattered sheet motor is in an assembly workshop on-line process, the stator scattered sheet is sleeved on the mandrel 3 of the shaping device, the vibrating element is used for applying lateral vibration to the shaping tool, the punching sheet of the stator (iron core) is arranged smoothly, the size precision of the inner hole of the stator iron core is close to the punching sheet precision, and the perpendicularity of the inner hole of the stator relative to the mounting surface meets the design requirement.
Further, the shaping tool seat 2 is provided with a cylindrical connecting sleeve 201, a retainer ring 202 is arranged in the connecting sleeve 201, and the mandrel 3 is inserted into the connecting sleeve 201 and connected with the retainer ring 202 through a screw.
By these arrangements, the mandrel 3 can be easily attached and fixed, the connecting sleeve 201 can maintain the stability and verticality of the mandrel 3 so that it does not deflect, and the retainer ring 202 can support and connect the mandrel 3. The upper end surface of the connecting sleeve 201 is a supporting surface, which can support the motor stator to be shaped. The connecting sleeve and the shaping tool seat are detachably connected, and mandrels with different sizes are convenient to replace for shaping.
Further, the lower part of the mandrel 3 is a stepped shaft, and the inner circumference of the connecting sleeve 201 is provided with a step matched with the stepped shaft. The diameter of the part of the mandrel 3 which is sleeved in the connecting sleeve is gradually changed, and the diameter is slightly reduced layer by layer downwards, so that better support can be formed in the connecting sleeve.
Further, the upper end of the mandrel 3 is provided with a connecting column 301, and the guide shaft 4 is sleeved on the connecting column 301 and fixed by an axial screw, so that the connection and the disassembly are convenient.
Further, the perpendicularity of the mandrel 3 relative to the horizontal supporting surface is about 0.05, that is to say, the perpendicularity precision of the mandrel 3 is relatively high, so that the perpendicularity and the inner hole precision of the motor stator to be shaped are guaranteed.
Furthermore, the outer diameter of the mandrel 3 is 0.05-0.1 mm smaller than the inner hole diameter of the stator piece to be shaped, the stator piece is sleeved on the mandrel in a non-interference fit relationship, a small gap exists between the stator piece and the mandrel, and the stator piece is in clearance fit, so that the stator piece can generate a certain displacement in the radial direction, and vibration shaping can be realized.
Further, the operating parameters of the vibrating element are as follows: the maximum load is not less than 5Kg, the vibration frequency is 30-50 HZ, the vibration voltage is 150-260V, and the vibration time is 3-5 seconds each time. Through the setting of the performance parameters, the stator of the scattered sheet motor can be shaped effectively.
In some embodiments, as shown in fig. 1, the vibration element is a linear vibrator 5, the linear vibrator 5 is mounted on the base plate 1, and the shaping tool holder 2 is mounted on the linear vibrator 5.
The linear vibrator 5 can support the shaping tool seat 2 and generate reciprocating vibration force in the horizontal direction, so that the shaping tool seat 2 above the linear vibrator can vibrate synchronously, and the purpose of shaping the stator scattered sheets is achieved. The linear vibrator 5 is fixed on the bottom plate 1 through a plurality of bolts, and the shaping tool seat 2 is installed on the linear vibrator 5 through bolts.
In other embodiments, as shown in fig. 2, the vibration element is an impact hammer 6, the impact hammer 6 is mounted on an impact hammer mounting seat 8 through an impact hammer mounting block 7, the impact hammer mounting seat 8 is mounted on the base plate 1, and the impact hammer 6 is opposite to the side wall of the shaping tool seat.
The impact hammer 6 can directly apply vibration force to the side surface of the shaping tool seat 2, so that the shaping tool seat 2 vibrates to shape the stator scattered sheets. The impact energy of the impact hammer 6 is 2-5 joules. The impact hammer mounting block 7 can fix the impact hammer to keep a horizontal impact state, the impact hammer mounting block 7 can be fixed on the impact hammer mounting seat 8 through screws, and the impact hammer mounting seat can lift the impact hammer to a certain height.
Further, a plurality of spring pieces 9 are connected to the lower portion of the shaping tool seat 2, the spring pieces 9 are connected to a connecting plate 10, and the connecting plate 10 is mounted on the bottom plate 1. The spring piece 9 is a spring steel plate, and can be connected with the shaping tool seat and the connecting plate together after being overlapped together.
Utilize spring leaf 9 supports plastic tool holder can let plastic tool holder 2 can follow the vibration when receiving the lateral vibration, but not the rigidity with the bottom plate is connected, simultaneously the setting of spring leaf 9 also has certain damping effect, avoids vibration to connecting plate and the bottom plate transmission of below.
The periphery of the connecting sleeve 201 of the shaping tool seat and the periphery of the connecting plate 10 are respectively provided with a plurality of mounting grooves in one-to-one correspondence, and the upper end and the lower end of the spring piece 9 can be respectively arranged in the mounting grooves and are connected and fixed with the shaping tool seat or the connecting plate through screws.
A vibration shaping method for the stator of scattered sheet motor includes such steps as sleeving the scattered sheet on said core axle, applying lateral vibration to shaping tool by linear vibrator or impact hammer, arranging the scattered sheet on said core axle, controlling vibration frequency at 30-50 HZ, controlling vibration voltage at 150-260V, and holding vibration time for 3-5 seconds.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The vibration shaping device of the scattered sheet motor is characterized by comprising a bottom plate, wherein a shaping tool seat is arranged on the bottom plate, a mandrel is arranged on the shaping tool seat, the mandrel is vertically arranged, and a guide shaft is further arranged on the mandrel; and the bottom plate is also provided with a vibrating element acting on the shaping tool seat, and the vibrating element is used for applying lateral vibrating force.
2. The vibration shaper for a scattered disc motor according to claim 1, wherein the shaping tool seat is provided with a cylindrical connecting sleeve, a retainer ring is arranged in the connecting sleeve, and the mandrel is inserted into the connecting sleeve and connected with the retainer ring through a screw.
3. The vibration shaper for a scattered disc motor according to claim 2, wherein the lower part of the mandrel is a stepped shaft, and the inner periphery of the connecting sleeve is provided with a step matched with the stepped shaft.
4. The vibration shaper for a scattered disc motor according to claim 1, wherein a connecting column is arranged at the upper end part of the mandrel, and the guide shaft is sleeved on the connecting column and fixed by an axial screw.
5. The discrete piece motor vibration shaping device of claim 1, wherein the perpendicularity of the mandrel relative to the horizontal support surface is no greater than 0.05.
6. The vibration-shaping device of a stator segment motor of claim 1, wherein the outer diameter of the mandrel is 0.05-0.1 mm smaller than the inner hole diameter of the stator segment to be shaped.
7. The vibration-shaping apparatus of claim 1, wherein the vibration element is a linear vibrator, the linear vibrator is mounted on the base plate, and the shaping tool seat is mounted on the linear vibrator.
8. The vibration shaping device of a scattered disc motor according to claim 1, wherein the vibration element is an impact hammer, the impact hammer is arranged on an impact hammer mounting seat through an impact hammer mounting block, the impact hammer mounting seat is arranged on the bottom plate, and the impact hammer is opposite to the side wall of the shaping tool seat; the shaping tool seat is characterized in that a plurality of spring pieces are connected to the lower portion of the shaping tool seat, the spring pieces are connected to a connecting plate, and the connecting plate is mounted on the bottom plate.
9. The vibration shaper for a scattered disc motor according to claim 1, wherein the maximum load of the vibration element is not less than 5Kg, the vibration frequency is 30-50 HZ, the vibration voltage is 150-260V, and the vibration time is 3-5 seconds each time.
10. The vibration shaping method of the vibration shaping device of the scattered sheet motor according to claim 1, wherein when the scattered sheet motor stator is on line in an assembly workshop, the scattered sheet of the stator is sleeved on the mandrel, and a linear vibrator or an impact hammer is used for applying lateral vibration to a shaping tool to smooth the scattered sheet of the stator; wherein the vibration frequency is controlled to be 30-50 HZ, the vibration voltage is controlled to be 150-260V, and the vibration time lasts for 3-5 seconds each time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410493673.9A CN118353216A (en) | 2024-04-23 | 2024-04-23 | Vibration shaping device and vibration shaping method for scattered sheet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410493673.9A CN118353216A (en) | 2024-04-23 | 2024-04-23 | Vibration shaping device and vibration shaping method for scattered sheet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118353216A true CN118353216A (en) | 2024-07-16 |
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ID=91813050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410493673.9A Pending CN118353216A (en) | 2024-04-23 | 2024-04-23 | Vibration shaping device and vibration shaping method for scattered sheet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118353216A (en) |
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- 2024-04-23 CN CN202410493673.9A patent/CN118353216A/en active Pending
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