CN210358791U - Stamping die of motor rotor steel sheet - Google Patents
Stamping die of motor rotor steel sheet Download PDFInfo
- Publication number
- CN210358791U CN210358791U CN201920913391.4U CN201920913391U CN210358791U CN 210358791 U CN210358791 U CN 210358791U CN 201920913391 U CN201920913391 U CN 201920913391U CN 210358791 U CN210358791 U CN 210358791U
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- China
- Prior art keywords
- die
- steel sheet
- rotor steel
- grooves
- die set
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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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 63
- 239000010959 steel Substances 0.000 title claims abstract description 63
- 238000009434 installation Methods 0.000 abstract description 10
- 238000004080 punching Methods 0.000 abstract description 5
- 238000011900 installation process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model relates to the technical field of dies, in particular to a stamping die for a motor rotor steel sheet, which comprises an upper die set and a lower die set, wherein the upper die set is connected with a guide hole of the lower die set through a guide rod, a male die is arranged on the upper die set, a female die is arranged on the lower die set, and the male die is matched with the female die to shear the steel sheet into the rotor steel sheet; the male die is provided with a central hole, the male die is also provided with at least three grooves, the grooves are arranged on a concentric circle of the central hole, and the distances between every two adjacent grooves are equal; be provided with on the die with centre bore matched with well core rod, still be provided with at least three arch on the die, the recess with one-to-one about the arch has had recess and arch through the rotor steel sheet of module punching press department from top to bottom for rotor steel sheet is fixed a position through recess and bellied cooperation in the installation of overlapping each other, has improved the installation effectiveness of steel sheet.
Description
Technical Field
The utility model relates to the technical field of mold, especially a stamping die of electric motor rotor steel sheet.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".
In the prior art, a motor rotor is formed by overlapping and pressing a plurality of steel sheets and arranging a rotating shaft in the middle of the steel sheets, through holes or notches for winding are formed in the steel sheets, the through holes or notches need to be aligned in the process of overlapping and pressing the steel sheets, so that the circuit can be smoothly installed on the through holes or notches in the follow-up process, the integral structure of the rotor is ensured to be symmetrical relative to the center of the rotating shaft, the phenomenon that the rotor eccentrically moves due to the rotation of the rotating shaft is reduced, the abrasion between the rotating shaft and a bearing is serious, and the consumption of the rotor and the bearing is high; the alignment of the through holes or notches in the steel sheets before the rotor steel sheets needs to be manually performed in the overlapping installation process.
The rotor steel sheet of motor is made for the mould mostly, needs a mould now, can make the rotor steel sheet that the mould was made can automatic alignment each other in overlapping the installation, does not need the manual work to carry out the adjustment of steel sheet position.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: the stamping die for the motor rotor steel sheet is provided for solving the problems that in the prior art, the existing die for manufacturing the rotor steel sheet is adopted, the rotor steel sheet manufactured by the die is required to be aligned to a through hole or a notch between the steel sheets in the overlapping installation process, manual adjustment is required, and the installation efficiency of the steel sheets is too low.
In order to realize the purpose, the utility model discloses a technical scheme be:
a stamping die for a motor rotor steel sheet comprises an upper die set and a lower die set, wherein the upper die set is connected with a guide hole of the lower die set through a guide rod, a male die is arranged on the upper die set, a female die is arranged on the lower die set, and the male die and the female die are matched to shear the steel sheet into a rotor steel sheet;
the male die is provided with a central hole, the male die is also provided with at least three grooves, the grooves are arranged on a concentric circle of the central hole, and the distances between every two adjacent grooves are equal;
the female die is provided with a center rod matched with the center hole, the female die is further provided with at least three protrusions, and the grooves are in one-to-one correspondence with the protrusions up and down.
By adopting the technical scheme, the material steel sheet of the rotor steel sheet is placed on the female die of the lower die set, the steel sheet is stamped by the male die of the upper die set and enters the female die, so that the rotor steel sheet is formed, the stamped rotor steel sheet passes through the groove on the male die and the bulge on the female die, the rotor steel sheet forms the corresponding groove and the corresponding bulge, the rotor steel sheet is positioned between the rotor steel sheets by matching the groove and the bulge in the overlapping installation process, the position of the steel sheet is reduced by manual adjustment, and the installation efficiency of the rotor steel sheet is improved.
As the utility model discloses an optimal scheme, be provided with the through-hole on the terrace die, the through-hole sets up at least three, the through-hole sets up on the concentric circle of centre bore, and adjacent two distance between the through-hole equals, be provided with on the die with through-hole assorted straight-bar makes things convenient for the punching press to go out the through-hole on the rotor steel sheet, and then makes things convenient for wire-wound installation.
As the utility model discloses an optimal scheme, the structure of recess is cylinder or prism or cuboid structure, the arch be with recess assorted cylinder or prism or cuboid structure, recess and bellied structure are the same, and the convenience is after the punching press forms the rotor steel sheet, can be through the recess and the bellied cooperation of looks isostructure between the rotor steel sheet, install fast.
As the utility model discloses an optimal scheme, the centre bore of terrace die is provided with the breach, be provided with on the die with breach matched with convex part, after the pivot is installed to the convenience on the rotor steel sheet, place the deflection of the relative rotor steel sheet of pivot.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model provides a stamping die has recess and arch through the rotor steel sheet of upper and lower module punching press department for rotor steel sheet fixes a position through recess and bellied cooperation in the installation that overlaps each other, has reduced the phenomenon of artifical manual adjustment rotor steel sheet position, has improved the installation effectiveness of steel sheet.
Drawings
FIG. 1 is a schematic structural view of a lower mold;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural diagram of an upper module;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic view of the structure of the upper and lower modules assembled according to the present application;
the labels in the figure are: 1-upper die set, 2-lower die set, 3-guide rod, 4-guide hole, 5-male die, 6-female die, 7-central hole, 8-groove, 9-central rod, 10-protrusion, 11-through hole, 12-straight rod, 13-notch, 14-protrusion.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1 to 5, a stamping die for a steel sheet of a motor rotor comprises an upper die set 1 and a lower die set 2, wherein the upper die set 1 is connected with a guide hole 4 of the lower die set 2 through a guide rod 3, a male die 5 is arranged on the upper die set 1, a female die 6 is arranged on the lower die set 2, and the male die 5 is matched with the female die 6 to shear the steel sheet into a group rotor steel sheet; a central hole 7 is formed in the male die 5, at least three grooves 8 are formed in the male die 5, the grooves 8 are formed in a concentric circle of the central hole 7, and the distances between every two adjacent grooves 8 are equal; be provided with on the die 6 with 7 matched with well core rod 9 in the centre bore, still be provided with at least three arch 10 on the die 6, recess 8 with protruding 10 one-to-one from top to bottom matches when shearing the steel sheet at last module 1 and lower module 2, goes up the terrace die 5 on the module 1 and with the steel sheet punching press to the die 6 on the lower module 2 in, corresponding recess 8 and protruding 10 form arch and recess on the steel sheet for the rotor steel sheet can be fixed a position in overlapping the installation, reduces the position of manual adjustment rotor steel sheet.
In the present embodiment, only the corresponding upper module 1 and lower module 2 are shown, and as known to those skilled in the art, the upper module 1 may be disposed above the lower module 2 by a hydraulic device.
As shown in fig. 1 to 4, the male die 5 is provided with at least three through holes 11, the through holes 11 are arranged on a concentric circle of the central hole (7), the distance between every two adjacent through holes (11) is equal, the female die 6 is provided with straight rods 12 matched with the through holes 11, in this embodiment, the number of the through holes 11 is 3, and the number of the straight rods 12 is 3 accordingly.
As shown in fig. 1 to 4, the groove 8 has a cylindrical, prismatic or rectangular structure, and the protrusion 10 has a cylindrical, prismatic or rectangular structure matching with the groove 8.
As shown in fig. 1 to 4, a notch 13 is provided in the central hole 7 of the male die 5, and a convex portion 14 that fits with the notch 13 is provided on the female die 6.
The specific work flow of the application is as follows: firstly, the steel sheet to be punched is placed on the female die 6 of the lower die set 2, the upper die set 2 is driven by the driving device (such as a conventional hydraulic device) to move towards the lower die set 1, so that the steel sheet is punched into the female die 6 by the male die 5, a rotor steel sheet is further formed, corresponding bulges and grooves are formed on the rotor steel sheet, the rotor steel sheet can be positioned, the rotor steel sheet is convenient to overlap and install, and the installation efficiency is improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The stamping die for the motor rotor steel sheet is characterized by comprising an upper die set (1) and a lower die set (2), wherein the upper die set (1) is connected with a guide hole (4) of the lower die set (2) through a guide rod (3), a male die (5) is arranged on the upper die set (1), and a female die (6) is arranged on the lower die set (2);
a central hole (7) is formed in the male die (5), at least three grooves (8) are formed in the male die (5), the grooves (8) are formed in a concentric circle of the central hole (7), and the distances between every two adjacent grooves (8) are equal;
the die is characterized in that the die (6) is provided with a center rod (9) matched with the center hole (7), the die (6) is further provided with at least three protrusions (10), and the grooves (8) are in one-to-one correspondence with the protrusions (10) from top to bottom.
2. The stamping die for motor rotor steel sheets according to claim 1, wherein the punch (5) is provided with at least three through holes (11), the through holes (11) are arranged on a concentric circle of the central hole (7), the distance between two adjacent through holes (11) is equal, and the female die (6) is provided with a straight rod (12) matched with the through holes (11).
3. Stamping die for motor rotor steel sheets according to claim 1, characterized in that the structure of the grooves (8) is a cylinder or prism or cuboid structure and the protrusions (10) are cylinder or prism or cuboid structures matching the grooves (8).
4. The stamping die for motor rotor steel sheets according to claim 1, characterized in that a notch (13) is provided on the center hole (7) of the punch (5), and a convex portion (14) matching with the notch is provided on the die (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920913391.4U CN210358791U (en) | 2019-06-17 | 2019-06-17 | Stamping die of motor rotor steel sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920913391.4U CN210358791U (en) | 2019-06-17 | 2019-06-17 | Stamping die of motor rotor steel sheet |
Publications (1)
Publication Number | Publication Date |
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CN210358791U true CN210358791U (en) | 2020-04-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920913391.4U Expired - Fee Related CN210358791U (en) | 2019-06-17 | 2019-06-17 | Stamping die of motor rotor steel sheet |
Country Status (1)
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CN (1) | CN210358791U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111922160A (en) * | 2020-07-21 | 2020-11-13 | 安徽丹泰仕机电设备有限公司 | One-step forming process for rotor milling groove of file grinder |
CN112296174A (en) * | 2020-11-25 | 2021-02-02 | 嘉兴星环汽车零部件有限公司 | Fast blanking jig for punching valve block |
-
2019
- 2019-06-17 CN CN201920913391.4U patent/CN210358791U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111922160A (en) * | 2020-07-21 | 2020-11-13 | 安徽丹泰仕机电设备有限公司 | One-step forming process for rotor milling groove of file grinder |
CN112296174A (en) * | 2020-11-25 | 2021-02-02 | 嘉兴星环汽车零部件有限公司 | Fast blanking jig for punching valve block |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 |
|
CF01 | Termination of patent right due to non-payment of annual fee |