CN203708015U - Forming die for motor rotor shaft wrapping injection moulding - Google Patents
Forming die for motor rotor shaft wrapping injection moulding Download PDFInfo
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- CN203708015U CN203708015U CN201320754445.XU CN201320754445U CN203708015U CN 203708015 U CN203708015 U CN 203708015U CN 201320754445 U CN201320754445 U CN 201320754445U CN 203708015 U CN203708015 U CN 203708015U
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- bag
- axocoel
- diameter
- lock chamber
- groove
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Abstract
The utility model relates to a forming die for motor rotor shaft wrapping injection moulding. The forming die comprises an upper die, three guide pillars, a lower die and a pressing plate from top to bottom; the upper die and the lower die are detachably connected together through the guide pillars; the pressing plate is positioned below the lower die; the upper die comprises an end plate module and upper shaft wrapping modules; the lower die comprises an end plate module and lower shaft wrapping modules; each end plate module comprises a circular groove with the diameter of 30 mm, the periphery of the groove is uniformly provided with twelve branch grooves in a radiating manner, the width of each branch groove is 4.5 mm, and three installing holes are uniformly disposed between the branch grooves; and the guide pillars are installed in the installing holes. Due to the shaft wrapping injection moulding one-step forming, processing procedures are decreased, cost is largely saved, and the forming die for the technology is provided.
Description
Technical field
The utility model relates to the mould of a kind of rotor bag axle injection moulding.
Background technology
Existing rotor bag shaft molding technique flow process is as follows: wrap axle by bag axle mould countershaft 1.; 2. the external diameter of the rotating shaft after pair bag axle is processed, and it is matched with rotor core sheet axle center; 3. the rotating shaft after processing external diameter is put into rotor chip and obtain mandrel semi-finished product; 4. by end plate mould punching insulating end plate; 5. insulating end plate is pressed in to mandrel semi-finished product two ends and obtains finished product.
This process operation is more, needs two moulds, and personnel and the material cost of required cost are more, wastes time and energy, and the material cost of average every product reaches 2.6 yuan.
Utility model content
The purpose of this utility model is to provide the mould of a kind of rotor bag axle injection moulding, makes to wrap axle injection moulding one-shot forming, has reduced manufacturing procedure, has greatly saved cost.
For solving the problems of the technologies described above, the technical solution of the utility model is:
The mould of a kind of rotor bag axle injection moulding, comprise mold from top to bottom, three guide pillars, bed die and pressing plate, between described mold and bed die, link together by guide pillar is dismountable, pressing plate is positioned at bed die below, described mold comprises end plate module and upper bag axle module, bed die comprises end plate module and lower bag axle module, described end plate module comprises that a diameter is the circular groove of 30mm, described groove periphery divergence expression be evenly provided with 12 grooves, described recess width is 4.5mm, between described groove, be evenly provided with three installing holes, described guide pillar is installed in described installing hole.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, described upper bag axle module comprises rotating shaft lock chamber and upper bag axocoel, described upper rotating shaft lock chamber is by columniform the first rotating shaft lock chamber, the second rotating shaft lock chamber and the 3rd rotating shaft lock chamber composition, the diameter d 1 of described the first rotating shaft lock chamber is 9.5-10.5mm, the diameter d 2 of the second rotating shaft lock chamber is 6.8mm, the diameter d 3 of the 3rd rotating shaft lock chamber is 8.0-9.0mm, described upper bag axocoel is made up of columniform the first bag axocoel and the second bag axocoel, the first described bag axocoel diameter d 4 is 10.7mm, the second bag axocoel diameter d 5 is 13-14.5mm.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, described lower bag axle module comprises lower bag axocoel and lower rotary shaft lock chamber, described lower bag axocoel is made up of columniform three guarantees axocoel, the 4th bag axocoel and the 5th bag axocoel, the diameter D1 of described three guarantees axocoel is 14.0-14.5mm, the diameter D2 of the 4th bag axocoel is 11.45mm, the diameter D3 of the 5th bag axocoel is 10.4mm, described lower rotary shaft lock chamber comprises columniform the 4th lock chamber, and the diameter D4 of described lower rotary shaft lock chamber is 8.0-9.0mm.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, the 4th described bag axocoel inwall is longitudinally evenly provided with some strip projections.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, described mold outer wall is circumferentially with the first groove, and the distance L 1 between described the first groove bottom and mold bottom is 16.5-21.5mm.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, described bed die outer wall is circumferentially with the second groove, and the distance L 2 between described the second groove top and bed die top is 20.0-25.0mm.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, the described pressing plate cross section structure that takes the shape of the letter U, described pressing plate bottom centre is provided with a groove, and described groove one side is provided with a charging aperture.
The mould of above-mentioned a kind of rotor bag axle injection moulding, wherein, described guide pillar one end is provided with an inserting column, and the diameter d 6 of described inserting column is 4mm, and guide pillar diameter d 7 is 5.8mm.
The beneficial effects of the utility model are:
(1) improve mould structure, originally two moulds of whole process need, only need now a mould can complete processing, processing cost in saving process and the cost of raw material, if calculation process and material, average every the product of its cost can be saved 2.4 yuan, if produce 1000000 per year, amount to cost-saving 2,400,000 yuan, greatly reduce cost.
(2) product qualified rate is high, can reach more than 98%, and its edge withstand voltage can reach 4KV-3.5KV/2Ma/2S, rotor chip outside diameter runout≤0.08mm.
Brief description of the drawings
Fig. 1 is the utility model installation diagram
Fig. 2 is the cutaway view of the utility model mold 1
Fig. 3 is the cutaway view of the utility model bed die 2
Fig. 4 is the cross-sectional view of the utility model end plate module 5
Fig. 5 is the structure chart of the utility model guide pillar 4
Fig. 6 is the cross-sectional view of the utility model the 4th bag axocoel 722
Embodiment
By specific embodiment, embodiment of the present utility model is described in further detail below.
Example one
As shown in Figure 1, the mould of a kind of rotor bag axle injection moulding, comprise mold 1 from top to bottom, three guide pillars 4, bed die 2 and pressing plate 3, between described mold 1 and bed die 2, link together by guide pillar 4 is dismountable, pressing plate 3 is positioned at bed die 2 belows, described mold 1 comprises end plate module 5 and upper bag axle module 6, bed die 2 comprises end plate module 5 and lower bag axle module 7, described mold 1 outer wall is circumferentially with the first groove 9, distance L 1 between described the first groove 9 bottoms and mold 1 bottom is 16.5mm, described bed die 2 outer walls are circumferentially with the second groove 10, distance L 2 between described the second groove 10 tops and bed die 2 tops is 20.0mm, the described pressing plate 3 cross sections structure that takes the shape of the letter U, described pressing plate 3 bottom centre are provided with a groove 11, described groove 11 1 sides are provided with a charging aperture 12.
As shown in Figure 4, end plate module 5 comprises that a diameter d is the circular groove 51 of 30mm, described groove 51 periphery divergence expressions be evenly provided with 12 grooves 52, described groove 52 width h are 4.5mm, between described groove 52, be evenly provided with three installing holes 53, described guide pillar 4 is installed in described installing hole 53.
Upper bag axle module 6 as shown in Figure 2 comprises rotating shaft lock chamber 61 and upper bag axocoel 62, described upper rotating shaft lock chamber 61 is by columniform the first rotating shaft lock chamber 611, the second rotating shaft lock chamber 612 and the 3rd rotating shaft lock chamber 613 form, the diameter d 1 of described the first rotating shaft lock chamber 611 is 10.5mm, the diameter d 2 of the second rotating shaft lock chamber 612 is 6.8mm, the diameter d 3 of the 3rd rotating shaft lock chamber 613 is 9.0mm, described upper bag axocoel 62 is made up of columniform the first bag axocoel 621 and the second bag axocoel 622, the first described bag axocoel 621 diameter d 4 are 10.7mm, the second bag axocoel 622 diameter d 5 are 13-14.5mm.
Lower bag axle module 7 as shown in Figure 3 comprises lower bag axocoel 72 and lower rotary shaft lock chamber 71, described lower bag axocoel 72 is made up of columniform three guarantees axocoel 721, the 4th bag axocoel 722 and the 5th bag axle 723 chambeies, the diameter D1 of described three guarantees axocoel 721 is 14.0-14.5mm, the diameter D2 of the 4th bag axocoel 722 is 11.45mm, the diameter D3 of the 5th bag axocoel 723 is 10.4mm, and the diameter D4 of described lower rotary shaft lock chamber 71 is 9.0mm.
Guide pillar 4 one end are as shown in Figure 5 provided with an inserting column 41, and the diameter d 6 of described inserting column 41 is 4mm, and guide pillar 4 diameter d 7 are 5.8mm.
The 4th bag axocoel 722 inwalls as shown in Figure 6 are longitudinally evenly provided with some strip projections 8.
Example two
As shown in Figure 1, the mould of a kind of rotor bag axle injection moulding, comprise mold 1 from top to bottom, three guide pillars 4, bed die 2 and pressing plate 3, between described mold 1 and bed die 2, link together by guide pillar 4 is dismountable, pressing plate 3 is positioned at bed die 2 belows, described mold 1 comprises end plate module 5 and upper bag axle module 6, bed die 2 comprises end plate module 5 and lower bag axle module 7, described mold 1 outer wall is circumferentially with the first groove 9, distance L 1 between described the first groove 9 bottoms and mold 1 bottom is 21.5mm, described bed die 2 outer walls are circumferentially with the second groove 10, distance L 2 between described the second groove 10 tops and bed die 2 tops is 25.0mm, the described pressing plate 3 cross sections structure that takes the shape of the letter U, described pressing plate 3 bottom centre are provided with a groove 11, described groove 11 1 sides are provided with a charging aperture 12.
As shown in Figure 4, end plate module 5 comprises that a diameter is the circular groove 51 of 30mm, described groove 51 periphery divergence expressions be evenly provided with 12 grooves 52, described groove 52 width h are 4.5mm, between described groove 52, be evenly provided with three installing holes 53, described guide pillar 4 is installed in described installing hole 53.
Upper bag axle module 6 as shown in Figure 2 comprises rotating shaft lock chamber 61 and upper bag axocoel 62, described upper rotating shaft lock chamber 61 is by columniform the first rotating shaft lock chamber 611, the second rotating shaft lock chamber 612 and the 3rd rotating shaft lock chamber 613 form, the diameter d 1 of described the first rotating shaft lock chamber 611 is 9.5mm, the diameter d 2 of the second rotating shaft lock chamber 612 is 6.8mm, the diameter d 3 of the 3rd rotating shaft lock chamber 613 is 8.0mm, described upper bag axocoel 62 is made up of columniform the first bag axocoel 621 and the second bag axocoel 622, the first described bag axocoel 621 diameter d 4 are 10.7mm, the second bag axocoel 622 diameter d 5 are 13-14.5mm.
Lower bag axle module 7 as shown in Figure 3 comprises lower bag axocoel 72 and lower rotary shaft lock chamber 71, described lower bag axocoel 72 is made up of columniform three guarantees axocoel 721, the 4th bag axocoel 722 and the 5th bag axle 723 chambeies, the diameter D1 of described three guarantees axocoel 721 is 14.0-14.5mm, the diameter D2 of the 4th bag axocoel 722 is 11.45mm, the diameter D3 of the 5th bag axocoel 723 is 10.4mm, and the diameter D4 of described lower rotary shaft lock chamber 71 is 8.0mm.
Guide pillar 4 one end are as shown in Figure 6 provided with an inserting column 41, and the diameter d 6 of described inserting column 41 is 4mm, and guide pillar 4 diameter d 7 are 5.8mm.
The 4th bag axocoel 722 inwalls as shown in Figure 7 are longitudinally evenly provided with some strip projections 8.
The beneficial effects of the utility model are:
(1) operation of technique is improved, and a procedure one-shot forming, has saved cost of labor greatly;
(2) improve mould structure, originally two moulds of whole process need, only need now a mould can complete processing, processing cost in saving process and the cost of raw material, if calculation process and material, average every the product of its cost can be saved 2.4 yuan, if produce 1000000 per year, amount to cost-saving 2,400,000 yuan, greatly reduce cost.
(3) product qualified rate is high, can reach more than 98%, and its edge withstand voltage can reach 4KV-3.5KV/2Ma/2S, rotor chip outside diameter runout≤0.08mm.
(4) pressing plate bottom centre is provided with a groove, the rotating shaft end of thread can be imbedded in wherein, avoids pressure in injection moulding process that rotating shaft is damaged, and has improved product qualified rate.
Here description of the present utility model and application is illustrative; not want scope of the present utility model to limit in the above-described embodiments; therefore, the utility model is not subject to the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of the utility model protection.
Claims (8)
1. the mould of rotor bag axle injection moulding, it is characterized by, comprise mold from top to bottom, three guide pillars, bed die and pressing plate, between described mold and bed die, link together by guide pillar is dismountable, pressing plate is positioned at bed die below, described mold comprises end plate module and upper bag axle module, bed die comprises end plate module and lower bag axle module, described end plate module comprises that a diameter is the circular groove of 30mm, described groove periphery divergence expression be evenly provided with 12 grooves, described recess width is 4.5mm, between described groove, be evenly provided with three installing holes, described guide pillar is installed in described installing hole.
2. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, it is characterized by, described upper bag axle module comprises rotating shaft lock chamber and upper bag axocoel, described upper rotating shaft lock chamber is by columniform the first rotating shaft lock chamber, the second rotating shaft lock chamber and the 3rd rotating shaft lock chamber composition, the diameter d 1 of described the first rotating shaft lock chamber is 9.5-10.5mm, the diameter d 2 of the second rotating shaft lock chamber is 6.8mm, the diameter d 3 of the 3rd rotating shaft lock chamber is 8.0-9.0mm, described upper bag axocoel is made up of columniform the first bag axocoel and the second bag axocoel, the first described bag axocoel diameter d 4 is 10.7mm, the second bag axocoel diameter d 5 is 13-14.5mm.
3. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, it is characterized by, described lower bag axle module comprises lower bag axocoel and lower rotary shaft lock chamber, described lower bag axocoel is made up of columniform three guarantees axocoel, the 4th bag axocoel and the 5th bag axocoel, the diameter D1 of described three guarantees axocoel is 14.0-14.5mm, the diameter D2 of the 4th bag axocoel is 11.45mm, the diameter D3 of the 5th bag axocoel is 10.4mm, described lower rotary shaft lock chamber comprises columniform the 4th lock chamber, and the diameter D4 of described lower rotary shaft lock chamber is 8.0-9.0mm.
4. the mould of a kind of rotor bag axle as claimed in claim 3 injection moulding, is characterized by, and the 4th described bag axocoel inwall is longitudinally evenly provided with some strip projections.
5. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, is characterized by, and described mold outer wall is circumferentially with the first groove, and the distance L 1 between described the first groove bottom and mold bottom is 16.5-21.5mm.
6. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, is characterized by, and described bed die outer wall is circumferentially with the second groove, and the distance L 2 between described the second groove top and bed die top is 20.0-25.0mm.
7. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, is characterized by, the described pressing plate cross section structure that takes the shape of the letter U, and described pressing plate bottom centre is provided with a groove, and described groove one side is provided with a charging aperture.
8. the mould of a kind of rotor bag axle as claimed in claim 1 injection moulding, is characterized by, and described guide pillar one end is provided with an inserting column, and the diameter d 6 of described inserting column is 4mm, and guide pillar diameter d 7 is 5.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754445.XU CN203708015U (en) | 2013-11-26 | 2013-11-26 | Forming die for motor rotor shaft wrapping injection moulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754445.XU CN203708015U (en) | 2013-11-26 | 2013-11-26 | Forming die for motor rotor shaft wrapping injection moulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203708015U true CN203708015U (en) | 2014-07-09 |
Family
ID=51058394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320754445.XU Expired - Fee Related CN203708015U (en) | 2013-11-26 | 2013-11-26 | Forming die for motor rotor shaft wrapping injection moulding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203708015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762785A (en) * | 2013-11-26 | 2014-04-30 | 江苏凯益动力科技有限公司 | Shaft packaging injection molding process for motor rotor and forming mold thereof |
-
2013
- 2013-11-26 CN CN201320754445.XU patent/CN203708015U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762785A (en) * | 2013-11-26 | 2014-04-30 | 江苏凯益动力科技有限公司 | Shaft packaging injection molding process for motor rotor and forming mold thereof |
| CN103762785B (en) * | 2013-11-26 | 2016-11-23 | 江苏凯益动力科技有限公司 | A kind of rotor bag axle injection molding process and mould thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20140709 Termination date: 20161126 |