CN113245434A - Motor core punching progressive die with integral stacking and discharging mechanism - Google Patents
Motor core punching progressive die with integral stacking and discharging mechanism Download PDFInfo
- Publication number
- CN113245434A CN113245434A CN202110476832.0A CN202110476832A CN113245434A CN 113245434 A CN113245434 A CN 113245434A CN 202110476832 A CN202110476832 A CN 202110476832A CN 113245434 A CN113245434 A CN 113245434A
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- China
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- punching
- die
- punching sheet
- stator
- blanking
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
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- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a progressive die for motor core punching sheets with a whole-stacking discharging mechanism, and relates to the field of punching dies. For a long time, the stator and the rotor punching sheets of the motor iron core are discharged from the progressive die, manual stacking is mostly adopted, the labor cost continuously rises, the original operation mode is adopted for production, and the production cost of manufacturers is increased. In the invention, a vertical punching sheet dropping guide needle driven by an up-and-down action cylinder is arranged in a blanking hole below a stator blanking female die of a progressive die, and a punching sheet dropping baffle needle is arranged on a lower die and is driven by a front-and-back action cylinder. When the progressive die is used for punching the stator punching sheet, the stator punching sheet is guided by the punching sheet falling guide pin to be stacked, the punching sheet is driven by the front and back action cylinders to fall the stop pin, the number of the punching sheets is determined, the punching sheets are stacked, the punching sheets are conveyed out of the lower die through the conveying belt, the stator punching sheet stacking and discharging are conveniently achieved, the working efficiency is improved, and the production cost is reduced.
Description
Technical Field
The invention relates to the field of blanking dies, in particular to a progressive die for a motor iron core punching sheet with a whole-stacking discharging mechanism.
Background
For a long time, the rotor and stator punching sheets of the motor are discharged from the progressive die, or the punching sheets are discharged along a bent pipe by using a bent pipe structure and are stacked and arranged; or directly conveying the materials one by using a conveying belt, and manually arranging the materials one by one into a stack. The bent pipe structure is adopted for discharging, so that defects are not easy to find, and batch scrapping is easy to cause due to the long bent pipe; the conveyer belt is adopted for discharging, 2-3 people are needed for manual arrangement, and otherwise, the speed of the equipment cannot be kept up with.
Because the labor cost rises continuously, the price of raw materials rises continuously, the raw materials are produced by adopting the original operation mode, and the production cost of manufacturers is increased.
Disclosure of Invention
The invention aims to solve the technical problems and provide a technical task for perfecting and improving the prior technical scheme, and provides a motor iron core punching sheet progressive die with a whole-stacking discharging mechanism, so that the aim of reducing the production cost is fulfilled. Therefore, the invention adopts the following technical scheme.
A progressive die for punching sheets of a motor iron core with a stacking and discharging mechanism comprises an upper die and a lower die matched with the upper die, wherein the upper die is provided with a rotor shaft hole male die for punching a shaft hole of an iron core rotor, a rotor groove male die for punching an iron core rotor groove, a rotor blanking male die for punching an outer diameter of the iron core rotor, a stator groove male die for punching an iron core stator groove and a stator blanking male die for punching an outer diameter of the iron core stator, the lower die is provided with a rotor shaft hole female die matched with the rotor shaft hole male die, a rotor groove female die matched with the rotor groove male die, a rotor blanking female die matched with the rotor blanking male die, a stator groove female die matched with the stator groove male die and a stator blanking female die matched with the stator blanking male die, a vertical punching sheet dropping guide needle is arranged in a blanking hole below the stator blanking female die, and an up-down action cylinder is arranged on the bottom surface of a bottom plate of the lower die, the upper and lower action cylinder is connected with towards piece guide pin that drops, and the front side of the lower bolster of lower mould is equipped with fore-and-aft towards the piece discharge opening, and the piece discharge opening link up with the blanking hole of stator blanking die towards the piece discharge opening, the trailing flank of lower mould be equipped with can the fore-and-aft action cylinder of action, the piece that moves around cylinder connection towards piece stop pin that drops, towards piece drop stop pin level stretch into the blanking hole of stator blanking die forward, the piece discharge opening in be equipped with the conveyer belt, the rear end of conveyer belt is located the blanking hole, and is located towards the piece below that drops the stop pin, the front end of conveyer belt is located outside the mould, and towards piece drop stop pin and conveyer belt are equipped with the interval that a plurality of punching pieces overlapped between the high to. When the progressive die is used for punching stator punching sheets, the stator punching sheets drop downwards and are guided by the punching sheet dropping guide needles to be stacked, after a certain number of stator punching sheets are accumulated, the up-down action cylinder moves downwards to return to drive the punching sheets to drop the guide needles to return downwards, and then the front-back action cylinder moves forwards to push the stacked stator punching sheets out of the lower die along the punching sheet discharge hole, so that the stacked discharge of the iron core punching sheets can be conveniently realized, the working efficiency is improved, the production cost is reduced, and the pneumatic cylinder action structure is adopted, so that the pneumatic die is simple, low in cost and reliable in work.
As a preferable technical means: the punching sheet dropping guide pins are 2 in number, are transversely arranged on a radial line of a blanking hole of the stator blanking female die in a left-right direction, and when the stator punching sheet is blanked, the 2 punching sheet dropping guide pins (206) are respectively positioned in iron core punching sheet groove types on the left side and the right side of the punching sheet. The arrangement of iron core punching sheets can be effectively realized.
As a preferable technical means: the punching piece dropping stop pins are 2 in number and are respectively positioned on the left side and the right side of the 2 punching piece dropping guide pins, the punching piece dropping stop pins are retreated along with the front-back action cylinder, the punching piece drops on the conveying belt below, and when the punching piece dropping stop pins move forwards to a proper position, the punching piece dropping stop pins are inserted between the stacked punching pieces. The stator punching sheet can be effectively conveyed out of the lower die.
As a preferable technical means: the punching sheet falls down to form a conical shape at the top of the guide needle. Can penetrate into the iron core punching sheet groove type on the aspect, realize the location arrangement, prevent to punch the piece position and the angle changes.
As a preferable technical means: the punching sheet discharge hole is arranged at the lower part of the lower template and is in a rectangular cross section shape, the punching sheet discharge hole is opened at one side of the bottom of the lower template, and the opened surface is closed by the bottom plate in a sticking way to form the punching sheet discharge hole. The structure is convenient to process.
As a preferable technical means: the punching piece falling blocking needle is slidably embedded in a front-back small hole in the middle of the lower die, and the head of the punching piece falling blocking needle is conical. The gaps between the punching sheets are convenient to insert.
Has the advantages that: the whole stacking discharging of the iron core punching sheets is conveniently realized, the working efficiency is improved, the production cost is reduced, and the air cylinder action structure is adopted, so that the structure is simple, the cost is low, and the work is reliable.
Drawings
FIG. 1 is a schematic view showing the separation of an upper mold and a lower mold in the present invention.
FIG. 2 is a schematic view of the horizontal position of the punching sheet dropping pin of the invention on the lower die.
FIG. 3 is a schematic view of the height position of the blanking piece discharge hole on the lower template.
In the figure: 1. an upper die; 2. a lower die; 101. a rotor shaft hole male die; 102. a rotor groove type male die; 103. a rotor blanking male die; 104. a stator groove type male die; 105. a stator blanking male die; 201. a rotor shaft hole female die; 202. a rotor groove-shaped female die; 203. a rotor blanking female die; 204. a stator groove type female die; 205. a stator blanking female die; 206. the punching piece falls off the guide pin; 207. an up-down motion cylinder; 208. a front and rear action cylinder; 209. the punching sheet falls off the blocking pin; 210. a blanking hole; 211. a base plate; 212. a lower template; 213. punching sheet discharge holes; 214. and (5) conveying the belt.
Detailed Description
The technical scheme of the invention is further explained in detail by combining the drawings in the specification.
As shown in FIGS. 1-3, a progressive die for punching sheets of an electric motor iron core with a stacking and discharging mechanism comprises an upper die 1 and a lower die 2 matched with the upper die 1, wherein the upper die 1 is provided with a rotor shaft hole male die 101 for punching a shaft hole of an iron core rotor, a rotor groove male die 102 for punching a rotor groove of the iron core, a rotor blanking male die 103 for punching an outer diameter of the iron core rotor, a stator groove male die 104 for punching a stator groove of the iron core, a stator blanking male die 105 for punching an outer diameter of the iron core stator, the lower die 2 is provided with a rotor shaft hole female die 201 matched with the rotor shaft hole male die 101, a rotor groove female die 202 matched with the rotor groove male die 102, a rotor blanking female die 203 matched with the rotor blanking male die 103, a stator groove female die 204 matched with the stator groove male die 104, a stator blanking female die 205 matched with the stator blanking male die 105, and a blanking hole 210 below the stator blanking female die 205 is internally provided with a vertical punching sheet falling guide pin 206, the bottom surface of a bottom plate 211 of the lower die 2 is provided with an up-down action cylinder 207, the up-down action cylinder 207 is connected with a punching sheet dropping guide pin 206, the front side of a lower die plate 212 of the lower die 2 is provided with a forward-backward punching sheet discharge hole 213, the punching sheet discharge hole 213 is communicated with a blanking hole 210 of a stator blanking female die 205, the rear side of the lower die 2 is provided with a forward-backward action cylinder 208 capable of moving forward and backward, the forward-backward action cylinder 208 is connected with a punching sheet dropping blocking pin 209, the punching sheet dropping blocking pin 209 horizontally and forwards extends into the blanking hole 210 of the stator blanking female die 205, a conveying belt 214 is arranged in the punching sheet discharge hole 213, the rear end of the conveying belt 214 is positioned in the blanking hole 210 and is positioned below the punching sheet dropping blocking pin 209, the front end of the conveying belt 214 is positioned outside the die, and a plurality of punching sheet overlapped intervals are arranged between the punching sheet dropping blocking pin 209 and the conveying belt 214 in the height direction.
In order to realize the sorting and stacking of the punching sheets, 2 punching sheet drop guide pins 206 are transversely arranged on the radial line of the blanking hole 210 of the stator blanking female die 205 from left to right, and when the punching sheets are blanked, the 2 punching sheet drop guide pins 206 are respectively positioned in the iron core punching sheet groove types on the left side and the right side of the punching sheets. The arrangement of iron core punching sheets can be effectively realized.
In order to realize the sorting output of the fixed number of punching sheets, 2 punching sheet dropping baffle pins 209 are respectively positioned at the left outer side and the right outer side of the 2 punching sheet dropping guide pins 206, the punching sheet dropping baffle pins 209 retreat along with the front-back action air cylinder 208, the punching sheet drops on the conveyer belt 214 below, and when the punching sheet dropping baffle pins 209 move forwards to a proper position, the punching sheet dropping baffle pins 209 are inserted between the stacked punching sheets. The transfer of the fixed number of punching sheets to the conveying belt 214 can be conveniently realized, and the arrangement and the output of the fixed number of punching sheets are realized.
In order to penetrate into the stator slot, the top of the punching sheet dropping guide needle 206 is conical. Can penetrate into the iron core punching sheet groove type on the aspect, realize the location arrangement, prevent to punch the piece position and the angle changes.
For convenience of processing, the punching sheet discharge hole 213 is arranged at the lower part of the lower template 212 and has a rectangular cross section, the punching sheet discharge hole 213 is open at one side of the bottom of the lower template 212, and the open surface is closed by the bottom plate 211 to form the punching sheet discharge hole 213. The structure is convenient to process.
In order to facilitate the insertion of a gap between punching sheets, the punching sheet falling pin 209 can be slidably embedded in a front-back small hole at the middle part of the lower die 2, and the head of the punching sheet falling pin 209 is conical. The gaps between the punching sheets are convenient to insert.
When the progressive die is used for punching iron core punching sheets, after the last process is finished, the punching sheets drop downwards, when the punching sheets drop, the punching sheet dropping guide pins 206 are used for guiding stacking, the punching sheets can not drop because the punching sheets are blocked by the punching sheet dropping baffle pins 209 below, after a certain number of punching sheets are accumulated, the front-back action air cylinder 208 acts to drive the punching sheet dropping baffle pins 209 to retreat, the punching sheets drop on the conveying belt 214 along the punching sheet dropping guide pins 206, the front-back action air cylinder 208 acts immediately to drive the punching sheet dropping baffle pins 209 to be inserted forwards between the stacked punching sheets, the up-down action air cylinder 207 retreats downwards, the punching sheets falling on the conveying belt 214 are sent out of punching sheet discharge holes 213 along the conveying belt 214, and then the up-down action air cylinder 207 ejects upwards and inserts upwards into the punching sheet groove type blocked by the punching sheet dropping baffle pins 209.
The whole stacked punching sheets are pushed out of the lower die along the punching sheet discharging holes 213, so that the whole stacked discharging of the iron core punching sheets can be conveniently realized, the working efficiency is improved, the production cost is reduced, and the air cylinder action structure is adopted, so that the punching sheet stacking device is simple, low in cost and reliable in work.
The progressive die for punching sheets of motor iron cores with the integral stacking discharging mechanism shown in fig. 1-3 is a specific embodiment of the present invention, has the outstanding substantive features and obvious progress of the present invention, and can be modified equivalently in shape, structure and the like according to the practical use requirements and under the teaching of the present invention, and the modifications are within the protection scope of the present scheme.
Claims (6)
1. A motor iron core punching progressive die with a stacking and discharging mechanism comprises an upper die (1) and a lower die (2) matched with the upper die (1), wherein the upper die (1) is provided with a rotor shaft hole male die (101) for punching an iron core rotor shaft hole, a rotor groove male die (102) for punching an iron core rotor groove, a rotor blanking male die (103) for punching an iron core rotor external diameter, a stator groove male die (104) for punching an iron core stator groove, and a stator blanking male die (105) for punching an iron core stator external diameter, the lower die (2) is provided with a rotor shaft hole female die (201) matched with the rotor shaft hole male die (101), a rotor groove female die (202) matched with the rotor groove male die (102), a rotor blanking female die (203) matched with the rotor blanking male die (103), a stator groove female die (204) matched with the stator groove male die (104), and a stator groove female die (205) matched with the stator groove male die (105), the method is characterized in that: a vertical punching sheet dropping guide needle (206) is arranged in a blanking hole (210) below the stator blanking female die (205), an up-and-down action cylinder (207) is arranged on the bottom surface of a bottom plate (211) of the lower die (2), the up-and-down action cylinder (207) is connected with the punching sheet dropping guide needle (206), a forward-and-backward punching sheet discharging hole (213) is arranged on the front side of a lower die plate (212) of the lower die (2), the punching sheet discharging hole (213) is communicated with the blanking hole (210) of the stator blanking female die (205), a forward-and-backward action cylinder (208) capable of moving forward and backward is arranged on the rear side surface of the lower die (2), the forward-and-backward action cylinder (208) is connected with a punching sheet dropping baffle needle (209), the punching sheet dropping baffle needle (209) horizontally extends forward into the blanking hole (210) of the stator blanking female die (205), a conveying belt (214) is arranged in the blanking hole (210) of the punching sheet dropping baffle needle (213), and the rear end of the conveying belt (214) is positioned in the blanking hole (210), and the punching sheet falling pin (209) is positioned below the punching sheet falling pin (209), the front end of the conveying belt (214) is positioned outside the die, and a plurality of punching sheet stacking intervals are arranged between the punching sheet falling pin (209) and the conveying belt (214) in the height direction.
2. The progressive die with the integrally-stacked discharging mechanism for the motor core punching sheet, as recited in claim 1, wherein: the punching sheet dropping guide pins (206) are 2 in number, are transversely arranged on the radial line of a blanking hole (210) of the stator blanking female die (205) in the left-right direction, and when the stator punching sheet is blanked, the 2 punching sheet dropping guide pins (206) are respectively positioned in iron core punching sheet groove types on the left side and the right side of the punching sheet.
3. The progressive die with the integrally-stacked discharging mechanism for the motor core punching sheet, as recited in claim 1, wherein: the punching piece dropping stop pins (209) are 2 in number and are respectively positioned on the left side and the right side of the 2 punching piece dropping guide pins (206), the punching piece dropping stop pins (209) return back along with the front and back action cylinders (208), the punching piece drops on the conveyer belt (214) below, and when the punching piece dropping stop pins (209) move forwards, the punching piece dropping stop pins (209) are inserted between the stacked punching pieces.
4. The progressive die with the integrally-stacked discharging mechanism for the motor core punching sheet, as recited in claim 1, wherein: the top of the punching sheet falling guide needle (206) is conical.
5. The progressive die with the integrally-stacked discharging mechanism for the motor core punching sheet, as recited in claim 1, wherein: the punching sheet discharge hole (213) is arranged at the lower part of the lower template (212) and is in a rectangular section shape, the punching sheet discharge hole (213) is opened at one side of the bottom of the lower template (212), and the opened surface is closed by the base plate (211) in a mutual attaching manner to form the punching sheet discharge hole (213).
6. The progressive die with the integrally-stacked discharging mechanism for the motor core punching sheet, as recited in claim 1, wherein: the punching sheet dropping pin (209) can be slidably embedded in a front-back small hole in the middle of the lower die (2) in the height direction, and the head of the punching sheet dropping pin (209) is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110476832.0A CN113245434A (en) | 2021-04-29 | 2021-04-29 | Motor core punching progressive die with integral stacking and discharging mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110476832.0A CN113245434A (en) | 2021-04-29 | 2021-04-29 | Motor core punching progressive die with integral stacking and discharging mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113245434A true CN113245434A (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110476832.0A Pending CN113245434A (en) | 2021-04-29 | 2021-04-29 | Motor core punching progressive die with integral stacking and discharging mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113245434A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814318A (en) * | 2021-09-25 | 2021-12-21 | 浙江实日机电科技有限公司 | Production process of motor iron core |
-
2021
- 2021-04-29 CN CN202110476832.0A patent/CN113245434A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814318A (en) * | 2021-09-25 | 2021-12-21 | 浙江实日机电科技有限公司 | Production process of motor iron core |
| CN113814318B (en) * | 2021-09-25 | 2023-07-04 | 浙江实日机电科技有限公司 | Production process of motor iron core |
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