CN201893668U - Blanking die for stators and rotors with vent holes - Google Patents
Blanking die for stators and rotors with vent holes Download PDFInfo
- Publication number
- CN201893668U CN201893668U CN2010206613213U CN201020661321U CN201893668U CN 201893668 U CN201893668 U CN 201893668U CN 2010206613213 U CN2010206613213 U CN 2010206613213U CN 201020661321 U CN201020661321 U CN 201020661321U CN 201893668 U CN201893668 U CN 201893668U
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- China
- Prior art keywords
- rotor
- stator
- cutting edge
- die
- ventilation hole
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a blanking die for stators and rotors with vent holes. The die consists of an upper die part, a lower die part and a guiding part, wherein the upper die part comprises an upper cutting edge provided with a stator excircle female die, a cramp slot punch, an external tag slot punch, a rotor vent hole punch, a shaft hole male die and a key slot punch; the upper cutting edge is fixed on an upper fixed plate; the position and size of the upper cutting edge correspond to those of a stator excircle, a cramp slot, an external tag slot, a rotor vent hole, a shaft hole and a key slot which are required to be punched; and the lower die part comprises a lower cutting edge corresponding to the upper cutting edge. In the utility mode, the functions of punching a stator cramp slot, a stator external tag slot, a rotor key slot and a rotor vent hole and the functions of punching a stator excircle and a rotor shaft hole are realized on one set of die, so that the transport frequency of blanks of both stators and rotors is reduced, the labor intensity is lowered, and the punching efficiency is improved. The blanking die for stators and rotors with vent holes has a more obvious effect when used for batch production.
Description
Technical field
The utility model relates to the motor manufacturing technology field, especially a kind of rotor blanking die of electric machine rotor sheet band ventilation hole.
Background technology
Stator and rotor are the core components of motor, be to utilize mould that whole plate carried out punching press, obtain the rotor sheet after, laminate composition respectively.The stamping procedure of motor stator and the rotor operation that is absolutely necessary, it is many that stamping procedure takies man-hour, occupies sizable ratio in motor cost, and during production in enormous quantities, suitable process for stamping directly influences production efficiency and production cost.
The rotor sheet Sheet Metal Forming Technology of existing band ventilation hole, its punch steps is:
1. rotor blank blanking: with " one falls two " technology, the rotor blank makes a decision;
2. towards location notch:, multiple towards stator cramp groove, stator external labeling groove and rotor keyway with the rotor shaft hatch location;
3. hold concurrently towards stator slot and separate the rotor sheet: with rotor shaft hatch and rotor keyway location, the one-shot stator slot separates the rotor sheet simultaneously;
4. the sub-ventilation hole of red switch: with rotor shaft hatch and rotor keyway location, the multiple sub-ventilation hole of red switch;
5. one-shot rotor: with rotor shaft hatch and rotor keyway location, one-shot rotor.
Need five processes altogether, step wherein is 1., 4. 2. step all need compound big mould with step, on big punch press, finish, and the die cost height, the manufacturing cycle is long, and efficient is lower.
The prior art stamping procedure is many, it is long to take the punch press time, different operations with different moulds even with punch press, the time of debugging mould and punch press is many, examination towards the time rotor blank waste many, production cycle is long, and the rotor blank inevitably collides with to scratch and produces, and can cause final iron core quality to descend; Intermediate demand is repeatedly carried the rotor blank, and labour intensity is big.
The utility model content
The purpose of this utility model provides the rotor blanking die of the high band ventilation hole of a kind of ram efficiency.
For achieving the above object, the technical scheme taked of the utility model is:
A kind of rotor blanking die with ventilation hole, form by part of the upper die, part of the lower die and targeting part, the part of the upper die comprises the last cutting edge that is provided with outer cupping tool of stator and rotor shaft hatch punch, last cutting edge is installed on the upper mounted plate, it is characterized in that: the described cutting edge of going up also comprises stator cramp groove drift, stator external labeling groove drift, rotor ventilation hole drift and rotor keyway drift; The position and the size of stator cylindrical, stator cramp groove, stator external labeling groove and the rotor ventilation hole of the position that last cutting edge is laid, size and required punching press, rotor shaft hatch, rotor keyway are corresponding; The part of the lower die comprises the following cutting edge corresponding with last cutting edge.
Described stator cramp groove drift is embedded on the outer cupping tool of stator with the inserts form, and inserts built-in end the latter half is fixedlyed connected with the outer cupping tool of stator, and built-in end the first half is fixedlyed connected with upper mounted plate simultaneously.
Described stator external labeling groove drift, gather together with a stator cramp groove drift, be embedded on the outer cupping tool of stator with the inserts form, inserts built-in end the latter half is fixedlyed connected with the outer cupping tool of stator, and built-in end the first half is fixedlyed connected with upper mounted plate simultaneously.
Described rotor keyway drift is fixedlyed connected with the rotor shaft hatch punch with the inserts form.
Described rotor ventilation hole drift adopts interference fit, expanded metal is fixed or bonding mode is installed on the upper mounted plate.
The rotor blanking die of the above-mentioned band ventilation hole that the utility model provides, will towards the function in stator cramp groove, stator external labeling groove and rotor keyway, rotor ventilation hole with towards the function setting of stator cylindrical, rotor shaft hatch on a mold, the blank blanking and the sub-ventilation hole work of red switch of rotor sheet has just been finished in a punching press, reduced the carrying number of times of rotor blank, reduce labour intensity, improved ram efficiency.During batch process, effect is particularly evident.
Description of drawings
Fig. 1: the structural representation of the utility model mould;
Fig. 2: the counterdie vertical view of the utility model mould.
Among the figure: the outer cupping tool of 1-stator; 1 '-stator cylindrical punch cutting edge; 2-stator cramp groove drift; 2 '-stator cramp groove counterdie cutting edge; 3-stator external labeling groove drift; 3 '-stator external labeling groove counterdie cutting edge; 4-rotor ventilation hole drift; 4 '-rotor ventilation hole counterdie cutting edge; 5-rotor shaft hatch punch; 5 '-rotor shaft hatch cutting edge of die; 6-rotor keyway drift; 6 '-rotor keyway counterdie cutting edge; The 7-upper mounted plate.
Embodiment
As shown in Figure 1 and Figure 2, among the embodiment of the rotor blanking die of the band ventilation hole that the utility model provides, this mould comprises part of the upper die, part of the lower die and targeting part, wherein:
The part of the upper die comprises cutting edge, and last cutting edge is installed on the upper mounted plate 7, and last cutting edge comprises the outer cupping tool 1 of stator, stator cramp groove drift 2, stator external labeling groove drift 3, rotor ventilation hole drift 4, rotor shaft hatch punch 5 and rotor keyway drift 6.Eight stator cramp groove drifts 2 are embedded on the outer cupping tool 1 of stator with the inserts form, and inserts built-in end the latter half is fixedlyed connected with the outer cupping tool 1 of stator, and built-in end the first half is fixedlyed connected with upper mounted plate 7 simultaneously.A stator external labeling groove drift 3, gather together with a stator cramp groove drift 2, be embedded on the outer cupping tool 1 of stator with the inserts form, inserts built-in end the latter half is fixedlyed connected with the outer cupping tool 1 of stator, and built-in end the first half is fixedlyed connected with upper mounted plate 7 simultaneously.Rotor keyway drift 6 is fixedlyed connected with the inserts form with rotor shaft hatch punch 5.Rotor ventilation hole drift 4 adopts interference fit, expanded metal is fixed or bonding mode is installed on the upper mounted plate 7 and (is illustrated as the expanded metal fixed form).
The position and the size of stator cylindrical, stator cramp groove, stator external labeling groove and the rotor ventilation hole of the position that cutting edge is laid on the part of the upper die, size and required punching press, rotor shaft hatch, rotor keyway are corresponding.
The part of the lower die comprises the following cutting edge corresponding with last cutting edge, i.e. stator cylindrical punch cutting edge 1 ', stator cramp groove counterdie cutting edge 2 ', stator external labeling groove counterdie cutting edge 3 ', rotor ventilation hole counterdie cutting edge 4 ', rotor shaft hatch cutting edge of die 5 ' and rotor keyway counterdie cutting edge 6 '.
Outer cupping tool of described stator and stator cylindrical punch are the piece structures, are convenient to processing, save material.
The rotor blanking die of the band ventilation hole that use the utility model provides, punching course is as follows:
1. multiple towards stator cylindrical and rotor shaft hatch, rotor ventilation hole: according to required stator piece and rotor sheet, prepare plate (silicon steel sheet), select suitable forcing press, to be provided with the outer cupping tool 1 of stator, stator cramp groove drift 2, stator external labeling groove drift 3, rotor ventilation hole drift 4, the part of the upper die of rotor shaft hatch punch 5 and rotor keyway drift 6 and be provided with stator cylindrical punch cutting edge 1 ', stator cramp groove counterdie cutting edge 2 ', stator external labeling groove counterdie cutting edge 3 ', rotor ventilation hole counterdie cutting edge 4 ', the mould of the part of the lower die of rotor shaft hatch cutting edge of die 5 ' and rotor keyway counterdie cutting edge 6 ', be installed on the forcing press, forcing press and mould adjustment is suitable, plate is put in the mould correctly location, start forcing press, the lathe slide block drives patrix and moves downward, a stroke of forcing press is with regard to blank of punching press, and what obtain is to have gone out the stator cylindrical, stator cramp groove, stator external labeling groove and rotor ventilation hole, circle in the rotor shaft hatch, the rotor blank of rotor keyway.
2. one-shot stator slot: with rotor shaft hatch and rotor keyway location, one-shot stator slot.
3. the one-shot rotor is held concurrently and separated the rotor sheet: with rotor shaft hatch and rotor keyway location, the one-shot rotor is held concurrently and is separated stator piece and rotor sheet.
The rotor blanking die of the band ventilation hole that the utility model provides, whole punching course have only three steps, and ram efficiency significantly improves.
Above-described only is preferred embodiment of the present utility model.Should be understood that for those of ordinary skills, under technology enlightenment provided by the utility model, can also make other equivalent modifications and improvement, also should be considered as protection range of the present utility model.
Claims (5)
1. rotor blanking die with ventilation hole, form by part of the upper die, part of the lower die and targeting part, the part of the upper die comprises the last cutting edge that is provided with outer cupping tool of stator and rotor shaft hatch punch, last cutting edge is installed on the upper mounted plate, it is characterized in that: the described cutting edge of going up also comprises stator cramp groove drift, stator external labeling groove drift, rotor ventilation hole drift and rotor keyway drift; The position and the size of stator cylindrical, stator cramp groove, stator external labeling groove and the rotor ventilation hole of the position that last cutting edge is laid, size and required punching press, rotor shaft hatch, rotor keyway are corresponding; The part of the lower die comprises the following cutting edge corresponding with last cutting edge.
2. a kind of rotor blanking die according to claim 1 with ventilation hole, it is characterized in that: described stator cramp groove drift is embedded on the outer cupping tool of stator with the inserts form, inserts built-in end the latter half is fixedlyed connected with the outer cupping tool of stator, and built-in end the first half is fixedlyed connected with upper mounted plate simultaneously.
3. a kind of rotor blanking die according to claim 1 with ventilation hole, it is characterized in that: described stator external labeling groove drift, gather together with a stator cramp groove drift, be embedded on the outer cupping tool of stator with the inserts form, inserts built-in end the latter half is fixedlyed connected with the outer cupping tool of stator, and built-in end the first half is fixedlyed connected with upper mounted plate simultaneously.
4. a kind of rotor blanking die with ventilation hole according to claim 1 is characterized in that: described rotor keyway drift is fixedlyed connected with the rotor shaft hatch punch with the inserts form.
5. a kind of rotor blanking die with ventilation hole according to claim 1 is characterized in that: described rotor ventilation hole drift adopts interference fit, expanded metal is fixed or bonding mode is installed on the upper mounted plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613213U CN201893668U (en) | 2010-12-15 | 2010-12-15 | Blanking die for stators and rotors with vent holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206613213U CN201893668U (en) | 2010-12-15 | 2010-12-15 | Blanking die for stators and rotors with vent holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201893668U true CN201893668U (en) | 2011-07-06 |
Family
ID=44223138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206613213U Expired - Fee Related CN201893668U (en) | 2010-12-15 | 2010-12-15 | Blanking die for stators and rotors with vent holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201893668U (en) |
-
2010
- 2010-12-15 CN CN2010206613213U patent/CN201893668U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160119 Address after: 730050 No. 66 Minle Road, Qilihe District, Gansu, Lanzhou Patentee after: Lanzhou Electric Corporation Address before: 730050 No. 66 Minle Road, Qilihe District, Gansu, Lanzhou Patentee before: Lanzhou Landian Motor Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110706 Termination date: 20171215 |