CN202742619U - Plastic magnetic motor rotor mold - Google Patents
Plastic magnetic motor rotor mold Download PDFInfo
- Publication number
- CN202742619U CN202742619U CN 201220284826 CN201220284826U CN202742619U CN 202742619 U CN202742619 U CN 202742619U CN 201220284826 CN201220284826 CN 201220284826 CN 201220284826 U CN201220284826 U CN 201220284826U CN 202742619 U CN202742619 U CN 202742619U
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- upper die
- rotor
- die mechanism
- mould
- push
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Abstract
The utility model belongs to the technical field of the manufacturing of motors, and particularly relates to a plastic magnetic motor rotor mold. By using the plastic magnetic motor rotor mold, the problems that a conventional rotor mold is complicated to operate, is low in production efficiency and high in production cost, and the like, are solved. The plastic magnetic motor rotor mold comprises an upper die mechanism and a lower die mechanism which can be mutually buckled. The plastic magnetic motor rotor mold is characterized in that a plurality of upper pressing heads are arranged on the upper die mechanism; a plurality of cylindrical rotor die cavities corresponding to the positions of the upper pressing heads are arranged on the lower die mechanism; lower pressing heads are arranged at the bottom of the rotor die cavities; when the upper die mechanism and the lower die mechanism are mutually buckled, the upper pressing heads can be buckled at openings of the rotor die cavities; furthermore, a molding cavity is formed between the upper pressing heads and the lower pressing heads; and two ends of the molding cavity are respectively provided with rotating shaft holes positioned on the upper die mechanism and the lower die mechanism and used for positioning a rotating shaft. Compared with the prior art, the plastic magnetic motor rotor mold has the advantages that the operation is simple, the working is stable, burrs of a product are less, the fracture difficultly occurs when a rotor plastic magnetic body is subjected to injection molding, the production efficiency is high, materials are saved, and the production cost is reduced.
Description
Technical field
The utility model belongs to the motor manufacturing technology field, especially relates to a kind of magneto rotor mould of moulding.
Background technology
Development along with electric power science and technology, the application of motor is more and more extensive, rotor is the indispensable part of motor, common rotor is generally made magnetic core with permanent magnet, by the rotor mould plastic sleeve is injection-moulded in it, many producers all make the rotor mould that meets own need of production by oneself in order to satisfy the need of production of oneself.The mould need of production of rotor passes through die casting, goes the steps such as cast gate, deburring, but common motor rotor mold exists: complicated operation, and the product burr is many, easily breaks during the rotor injection moulding, and production efficiency is low, waste of material, the problem that production cost is high.
The problem that exists in order to solve prior art, people have carried out long-term exploration, have proposed solution miscellaneous.For example, Chinese patent literature discloses a kind of rotor injection mould [application number: 03273861.7] that prevents that toroidal core from breaking, this injection mold comprises upper die and lower die, plastic injection runner and places toroidal core in the counterdie, it is characterized in that evenly having some the grooves that vertically arrange and be connected with the plastic injection runner along toroidal core on the counterdie of each toroidal core excircle.
Easily produce the problem of breaking when such scheme has been alleviated the rotor injection moulding to a certain extent, but still exist complicated operation, the product burr is many, and production efficiency is low, the problem that production cost is high.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of simple to operate, good product quality, and production efficiency is high, and cost is low moulds the magneto rotor mould.
For achieving the above object; the utility model has adopted following technical proposal: originally mould the magneto rotor mould; comprise upper die mechanism and the lower mold mechanism that can mutually fasten; it is characterized in that; described upper die mechanism is provided with some seaming chucks; described lower mold mechanism is provided with some columniform rotor die cavitys corresponding with the seaming chuck position; described rotor die cavity bottom is provided with push-down head; when described upper die mechanism and lower mold mechanism fasten mutually; described seaming chuck can be fastened on rotor die cavity opening part and and push-down head between be formed into die cavity, described forming cavity two ends are respectively equipped with the shaft hole that is used for positioning rotating shaft that is positioned on upper die mechanism and the lower mold mechanism.During work, first rotating shaft is placed in the shaft hole, when upper die mechanism and lower mold mechanism fastened mutually, seaming chuck and push-down head were formed into die cavity, and rotating shaft runs through whole forming cavity by shaft hole, and the magnet of moulding of rotor is injection-moulded in the rotating shaft.
Above-mentioned moulding in the magneto rotor mould; described seaming chuck comprises and is located on the upper die mechanism and tubular cone table; be provided with the first bulge loop in the end of cone table; form the first annular end face between described the first bulge loop and the cone table, be provided with above-mentioned shaft hole with the cone table internal run-through at upper die mechanism.The first bulge loop that is provided with at cone table has increased extension so that the rotor of producing is moulded the magnet upper end, and be connected connection with rotating shaft tightr so that mould magnet.
Above-mentioned moulding in the magneto rotor mould, described the first annular end face is provided with some in a circumferential direction equally distributed the first salient points.The first salient point has increased some equally distributed pits so that the rotor of producing is moulded the magnet upper surface, so that the magnet of moulding of production process rotor is difficult for breaking.
Above-mentioned moulding in the magneto rotor mould, described push-down head is tubular, is provided with the second bulge loop at the top of push-down head, forms the second annular end face between push-down head and the second bulge loop, is provided with above-mentioned shaft hole with the push-down head internal run-through at lower mold mechanism.The second bulge loop that is provided with at push-down head has increased extension so that the rotor of producing is moulded the magnet lower end, and be connected connection with rotating shaft tightr so that mould magnet.
Above-mentioned moulding in the magneto rotor mould, described the second annular end face is provided with some in a circumferential direction equally distributed the second salient points.The second salient point has increased some equally distributed pits so that the rotor of producing is moulded the magnet lower surface, so that the magnet of moulding of production process rotor is difficult for breaking.
Above-mentioned moulding in the magneto rotor mould, the quantity of described the first salient point and the second salient point equates and the mutual dislocation setting.It is better to mould the magnet effect of anti-cracking.
Above-mentioned moulding in the magneto rotor mould, the inner diameter of described cone table dwindles from the bottom to top gradually.Economical with materials, after injection moulding is finished, easier this mould of disengaging after product is finished.
Above-mentioned moulding in the magneto rotor mould, the inner diameter of described push-down head from top to bottom dwindles gradually.Further saved material, after injection moulding is finished, easier this mould of disengaging after product is finished.
Above-mentioned moulding in the magneto rotor mould, described upper die mechanism is provided with some pilot holes, and described lower mold mechanism is provided with some guide posts that can be inserted in guiding.Aborning upper die mechanism and lower mold mechanism are led, be difficult for producing shift phenomenon.
Above-mentioned moulding in the magneto rotor mould, described upper die mechanism is provided with some locating holes, and described lower mold mechanism is provided with some backstays that can be inserted in locating hole.Aborning, when upper die mechanism and lower mold mechanism fasten, this mould is positioned, improved production efficiency.
Compared with prior art, the advantage of originally moulding the magneto rotor mould is: simple to operate, and working stability, the product burr is few, and rotor is difficult for breaking when moulding the magnet injection moulding, and production efficiency is high, has saved material, has reduced production cost.
Description of drawings
The cutaway view that Fig. 1 provides for the utility model.
The exploded perspective view that Fig. 2 provides for the utility model.
Among the figure, upper die mechanism 1, pilot hole 11, locating hole 12, lower mold mechanism 2, guide post 21, backstay 22, seaming chuck 3, cone table 31, the first bulge loop 32, the first annular end face 33, the first salient point 331, rotor die cavity 4, push-down head 5, the second bulge loop 51, the second annular end face 52, the second salient point 521, forming cavity 6, rotating shaft 7, shaft hole 8.
The specific embodiment
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
Such as Fig. 1; shown in 2; originally mould the magneto rotor mould; comprise upper die mechanism 1 and the lower mold mechanism 2 that can mutually fasten; upper die mechanism 1 is provided with some seaming chucks 3; lower mold mechanism 2 is provided with some columniform rotor die cavitys 4 corresponding with seaming chuck 3 positions; rotor die cavity 4 bottoms are provided with push-down head 5; when upper die mechanism 1 fastens mutually with lower mold mechanism 2; seaming chuck 3 can be fastened on rotor die cavity 4 opening parts and and push-down head 5 between be formed into die cavity 6; forming cavity 6 two ends are respectively equipped with the shaft hole 8 that is used for positioning rotating shaft 7 that is positioned on upper die mechanism 1 and the lower mold mechanism 2; during work; first rotating shaft 7 is placed in the shaft hole 8, when upper die mechanism 1 fastened mutually with lower mold mechanism 2, seaming chuck 3 and push-down head 5 were formed into die cavity 6; rotating shaft 7 runs through whole forming cavity 6 by shaft hole 8, and the magnet of moulding of rotor is injection-moulded in the rotating shaft 7.
Push-down head 5 is tubular; be provided with the second bulge loop 51 at the top of push-down head 5; between push-down head 5 and the second bulge loop 51, form the second annular end face 52; be provided with above-mentioned shaft hole 8 with push-down head 5 internal run-throughs at lower mold mechanism 2; the second bulge loop 51 that is provided with at push-down head 5 has increased extension so that the rotor of producing is moulded the magnet lower end, and be connected connection with rotating shaft tightr so that mould magnet.The second annular end face 52 is provided with some in a circumferential direction equally distributed the second salient points 521, the second salient point 521 has increased some equally distributed pits so that the rotor of producing is moulded the magnet lower surface, so that the magnet of moulding of production process rotor is difficult for breaking.
The quantity of the first salient point 331 and the second salient point 521 equates and the mutual dislocation setting that it is better to mould the magnet effect of anti-cracking.
The inner diameter of cone table 31 dwindles from the bottom to top gradually, has saved material, after injection moulding is finished, and easier this mould of disengaging after product is finished.The inner diameter of push-down head 5 from top to bottom dwindles gradually, has further saved material, after injection moulding is finished, and easier this mould of disengaging after product is finished.
Upper die mechanism 1 is provided with some pilot holes 11, and lower mold mechanism 2 is provided with some guide posts 21 that can be inserted in pilot hole 11, aborning upper die mechanism 1 and lower mold mechanism 2 is led, and is difficult for producing shift phenomenon.
Upper die mechanism 1 is provided with some locating holes 12, and lower mold mechanism 2 is provided with some backstays 22 that can be inserted in locating hole 12, aborning, when upper die mechanism 1 and lower mold mechanism 2 fasten, this mould is positioned, and has improved production efficiency.
The principle of present embodiment is: during work; first rotating shaft 7 is inserted in the shaft hole 8; when upper die mechanism 1 fastens mutually with lower mold mechanism 2; seaming chuck 3 is fastened on rotor die cavity 4 opening parts and is formed into die cavity 6 with the push-down head 5 of rotor die cavity 4 bottoms, utilizes forming cavity 6 directly to carry out mold in rotating shaft 7.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as upper die mechanism 1, pilot hole 11, locating hole 12, lower mold mechanism 2, guide post 21, backstay 22, seaming chuck 3, cone table 31, the first bulge loop 32, the first annular end face 33, the first salient point 331, rotor die cavity 4, push-down head 5, the second bulge loop 51, the second annular end face 52, the second salient point 521, forming cavity 6, rotating shaft 7, shaft hole 8, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (10)
1. mould the magneto rotor mould for one kind; comprise upper die mechanism (1) and the lower mold mechanism (2) that can mutually fasten; it is characterized in that; described upper die mechanism (1) is provided with some seaming chucks (3); described lower mold mechanism (2) is provided with some columniform rotor die cavitys (4) corresponding with seaming chuck (3) position; described rotor die cavity (4) bottom is provided with push-down head (5); described upper die mechanism (1) and lower mold mechanism (2) are when mutually fastening; described seaming chuck (3) can be fastened on rotor die cavity (4) opening part and and push-down head (5) between be formed into die cavity (6), described forming cavity (6) two ends are respectively equipped with the shaft hole (8) that is used for positioning rotating shaft (7) that is positioned on upper die mechanism (1) and the lower mold mechanism (2).
2. the magneto rotor mould of moulding according to claim 1; it is characterized in that; described seaming chuck (3) comprises that being located at upper die mechanism (1) goes up and tubular cone table (31); be provided with the first bulge loop (32) in the end of cone table (31); form the first annular end face (33) between described the first bulge loop (32) and the cone table (31), be provided with above-mentioned shaft hole (8) with cone table (31) internal run-through at upper die mechanism (1).
3. the magneto rotor mould of moulding according to claim 2 is characterized in that, described the first annular end face (33) is provided with some in a circumferential direction equally distributed the first salient points (331).
4. the magneto rotor mould of moulding according to claim 3; it is characterized in that; described push-down head (5) is tubular; be provided with the second bulge loop (51) at the top of push-down head (5); between push-down head (5) and the second bulge loop (51), form the second annular end face (52), be provided with above-mentioned shaft hole (8) with push-down head (5) internal run-through at lower mold mechanism (2).
5. the magneto rotor mould of moulding according to claim 4 is characterized in that, described the second annular end face (52) is provided with some in a circumferential direction equally distributed the second salient points (521).
6. the magneto rotor mould of moulding according to claim 5 is characterized in that, the quantity of described the first salient point (331) and the second salient point (521) equates and the mutual dislocation setting.
7. the magneto rotor mould of moulding according to claim 2 is characterized in that, the inner diameter of described cone table (31) dwindles from the bottom to top gradually.
8. the magneto rotor mould of moulding according to claim 4 is characterized in that, the inner diameter of described push-down head (5) from top to bottom dwindles gradually.
9. the described magneto rotor mould of moulding of any one according to claim 1-8; it is characterized in that; described upper die mechanism (1) is provided with some pilot holes (11), and described lower mold mechanism (2) is provided with some guide posts (21) that can be inserted in pilot hole (11).
10. the described magneto rotor mould of moulding of any one according to claim 1-8; it is characterized in that; described upper die mechanism (1) is provided with some locating holes (12), and described lower mold mechanism (2) is provided with some backstays (22) that can be inserted in locating hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284826 CN202742619U (en) | 2012-06-15 | 2012-06-15 | Plastic magnetic motor rotor mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284826 CN202742619U (en) | 2012-06-15 | 2012-06-15 | Plastic magnetic motor rotor mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202742619U true CN202742619U (en) | 2013-02-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220284826 Expired - Fee Related CN202742619U (en) | 2012-06-15 | 2012-06-15 | Plastic magnetic motor rotor mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202742619U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448212A (en) * | 2013-09-03 | 2013-12-18 | 江苏建筑职业技术学院 | Precision rotor injection mold |
| CN109249566A (en) * | 2018-10-19 | 2019-01-22 | 常州轻工职业技术学院 | The processing method of the molding die and rotor of rotor |
| CN110653999A (en) * | 2019-08-28 | 2020-01-07 | 湖南航天磁电有限责任公司 | Water pump motor rotor injection mold |
| CN113715256A (en) * | 2021-08-05 | 2021-11-30 | 江门麦威电子科技有限公司 | Manufacturing method of magnetic rotor and magnetic rotor injection molding cavity |
-
2012
- 2012-06-15 CN CN 201220284826 patent/CN202742619U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448212A (en) * | 2013-09-03 | 2013-12-18 | 江苏建筑职业技术学院 | Precision rotor injection mold |
| CN103448212B (en) * | 2013-09-03 | 2015-10-21 | 江苏建筑职业技术学院 | Precision rotor injection mold |
| CN109249566A (en) * | 2018-10-19 | 2019-01-22 | 常州轻工职业技术学院 | The processing method of the molding die and rotor of rotor |
| CN110653999A (en) * | 2019-08-28 | 2020-01-07 | 湖南航天磁电有限责任公司 | Water pump motor rotor injection mold |
| CN113715256A (en) * | 2021-08-05 | 2021-11-30 | 江门麦威电子科技有限公司 | Manufacturing method of magnetic rotor and magnetic rotor injection molding cavity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20130615 |