CN205416223U - Direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes - Google Patents
Direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes Download PDFInfo
- Publication number
- CN205416223U CN205416223U CN201620259254.XU CN201620259254U CN205416223U CN 205416223 U CN205416223 U CN 205416223U CN 201620259254 U CN201620259254 U CN 201620259254U CN 205416223 U CN205416223 U CN 205416223U
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- CN
- China
- Prior art keywords
- rotor
- iron core
- mould
- lower mold
- top base
- Prior art date
- 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 discloses a fast, the efficient direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes of speed of production, including on mould and second mould on lower mould and complex with it are first, the lower mould includes base and lower mold core down, the base up end is provided with the slot that the appearance is suitable with the rotor down, the center of mold core is provided with the dead lever down, be provided with the shaft shoulder on the dead lever, the first mould of going up includes first top base, be provided with on the first top base with the communicating first runner of slot, first top base is provided with first arch, first arch is laminated with the upper surface of outer iron core respectively, the mould includes the second top base on the second, the base is provided with the second arch on the second, be provided with the second runner in the second top base. The utility model has the advantages that: can once only put into the lower mould with interior iron core, outer iron core and magnetic shoe, utilize the lower mould to switch on first on mould and the second between the mould and realize engineering plastics's injection and the injection of rubber, accomplish the product shaping on a double -shot moulding machine, the shaping is efficient, and is fast, the yield height.
Description
Technical field
This utility model relates to a kind of direct current generator magnetic shoe Shockproof rotor mould.
Background technology
Direct current generator magnetic shoe Shockproof rotor routine is to be completed by 2 injection machines of 2 people 2 molds, magnetic shoe and outer iron core are put in first set mould by first man, by PBT injection, magnetic shoe and outer iron core are connected together, the PBT rotor semi-finished product and the interior iron core that complete for the first time are put in the second mold by second people, PBT rotor and axle sleeve being connected together by rubber, complete the packaging of Shockproof rotor, the method efficiency is low, troublesome poeration, cost is high.
Utility model content
Technical problem to be solved in the utility model is: provide the direct current generator magnetic shoe Shockproof rotor mould that a kind of speed of production is fast, efficiency is high.
nullFor solving above-mentioned technical problem，The technical solution adopted in the utility model is: a kind of direct current generator magnetic shoe Shockproof rotor mould，Including lower mold and the first matched upper mold and the second upper mold，Lower mold includes bottom base and lower mold core moving up and down in being arranged on bottom base，Bottom base upper surface is provided with the groove that profile is suitable with rotor，The outer iron core that the upper end of lower mold core is stretched out from the bottom up of groove and supported rotor，Fixing bar it is provided with at the central axis of lower mold core，The upper end of fixing bar is stretched out from the upper end of lower mold core，Fixing bar from the diameter of lower mold core external part with rotor in iron core internal diameter suitable，Fixing bar stretches out the position of lower mold core and is provided with the shaft shoulder of iron core in supporting in rotor，First upper mold includes the first top base，The first flow communicated with groove it is provided with on first top base，First top base is provided with the upper bottom surface of respective grooves and is respectively arranged with circle first projection，The outlet of first flow is positioned at outside the first projection，First projection is fitted with the upper surface of outer iron core respectively，Second upper mold includes the second top base，It is protruding that the bottom surface of the second top base respective grooves is provided with a circle second，The second runner it is provided with in second top base，The upper surface of the lower surface of the second projection iron core interior with rotor contacts，Second convex inner walls，Second top base lower surface、Fixing formation branch chamber between bar upper surface and interior iron core upper surface，The outlet of the second runner communicates with branch chamber，The groove position outside connection branch chamber and the second projection it is provided with in second projection.
Being provided with fixing seat below described bottom base, be provided with cavity, be provided with the guide pad moved up and down in cavity in fixing seat, guide pad is connected with the lower end of fixing bar, is connected by spring between the bottom of guide pad with fixing seat.
The some guide posts moved up and down it are provided with in described bottom base, the lower surface of the first top base is provided with some counterbores corresponding with guide post, the upper end of guide post is stretched in counterbore, lower end is fixed with guide pad, and the distance between guide post upper surface and bottom base upper surface is equal to the distance between outer iron core lower surface and channel bottom.
The described external diameter of the first projection and the diameter of lower mold core are respectively smaller than the maximum outside diameter of outer iron core.
Described lower mold quantity is 3, and three lower molds switch between the first upper mold and the second upper mold.
The beneficial effects of the utility model are: disposably interior iron core, outer iron core and magnetic shoe can be put into lower mold, utilize lower mold to switch between the first upper mold and the second upper mold and realize the injection of engineering plastics and the injection of rubber, a double coloured plastic injection machine completes formed product, shaping efficiency is high, speed is fast, and yield rate is high.
Accompanying drawing explanation
Fig. 1 is lower mold and the graph of a relation of the first upper mold in this utility model direct current generator magnetic shoe Shockproof rotor mould；
Fig. 2 is lower mold and the graph of a relation of the second upper mold in this utility model direct current generator magnetic shoe Shockproof rotor mould；
Fig. 3 is enlarged drawing at B in Fig. 2；
Fig. 4 is the top view of direct current generator magnetic shoe Shockproof rotor；
Fig. 5 is A-A sectional view in Fig. 4.
In figure: 1, lower mold, the 2, first upper mold, the 3, second upper mold, 4, bottom base, 5, lower mold core, 6, groove, 7, outer iron core, 8, fixing bar, 9, interior iron core, 10, the shaft shoulder, 11, the first top base, 12, first flow, 13, first is protruding, the 14, second top base, and 15, second is protruding, 16, the second runner, 17, branch chamber, 18, fixing seat, 19, cavity, 20, guide pad, 21, spring, 22, counterbore, 23, magnetic shoe, 24, guide post, 25, through hole, 26, PBT, 27, rubber.
Detailed description of the invention
Below in conjunction with the accompanying drawings, specific embodiments of the present utility model is described in detail.
nullAs depicted in figs. 1 and 2，Direct current generator magnetic shoe Shockproof rotor mould described in the utility model，Including lower mold 1 and the first matched upper mold 2 and the second upper mold 3，Lower mold include bottom base 4 and be arranged on bottom base 4 in lower mold core 5 moving up and down，Bottom base 4 upper surface is provided with the groove 6 that profile is suitable with rotor，The outer iron core 7 that the upper end of lower mold core 5 is stretched out from the bottom up of groove 6 and supported rotor，Fixing bar 8 it is fixed with at the central axis of lower mold core 5，The upper end of fixing bar 8 is stretched out from the upper end of lower mold core 5，Fixing bar 8 from the diameter of lower mold core 5 external part with rotor in iron core 9 internal diameter suitable，The position that fixing bar 8 stretches out lower mold core 5 is provided with the shaft shoulder 10 of iron core 9 in supporting in rotor，First upper mold 2 includes the first top base 11，The first flow 12 communicated with groove 6 it is provided with on first top base 11，First top base 11 is provided with the upper bottom surface of respective grooves 6 and is respectively arranged with circle first projection 13，The outlet of first flow 12 is positioned at outside the first projection 13，First projection 13 is fitted with the upper surface of outer iron core 7 respectively，Second upper mold 3 includes the second top base 14，The bottom surface of the second top base 14 respective grooves 6 is provided with circle second projection 15，The second runner 16 it is provided with in second top base 14，The upper surface of the lower surface of the second projection 15 iron core 9 interior with rotor contacts，Second protruding 15 inwalls，Second top base 14 lower surface、Fixing formation branch chamber 17 Fig. 3 between bar 8 upper surface and interior iron core 9 upper surface，The outlet of the second runner 16 communicates with branch chamber 17，The through hole 25 at groove 6 position being provided with in the second projection 15 outside connection branch chamber 17 and the second projection 15.
Being provided with fixing seat 18 below described bottom base 4, be provided with cavity 19, be provided with the guide pad 20 moved up and down in cavity 19 in fixing seat 18, guide pad 20 is connected with the lower end of fixing bar 8, is connected by spring 21 between the bottom of guide pad 20 with fixing seat 18.Said structure can guarantee that fixing bar 8 moves up and down automatically.
The some guide posts 24 moved up and down it are provided with in described bottom base 4, the lower surface of the first top base 11 is provided with some counterbores 22 corresponding with guide post 24, the upper end of guide post 21 is stretched in counterbore 22, guide post 24 lower end and guide pad 20 is fixed, and the distance between guide post 24 upper surface and bottom base 4 upper surface is equal to the distance between bottom outer iron core 7 lower surface and groove 6.This structure utilizes presses guide post 24 that fixing bar 8 is moved down under the lower surface of the second upper mold 3, the second projection 15 so can be avoided to suppress interior iron core 9 and make fixing bar 8 move down and cause damaging, thus affect rotor quality.
The described external diameter of the first projection 13 and the diameter of lower mold core 5 are respectively smaller than the maximum outside diameter of outer iron core 7, and such outer iron core 7 just leaves the position that both ends of the surface contact with PBT, so can guarantee that magnetic shoe 23 and outer iron core 7 are fixed together smoothly.
Actual production when, described lower mold 1 quantity is 3 and forms a circle and mutual alignment can switch, and the first upper mold 2 and the second upper mold 3 are separately fixed at the top of two of which lower mold 1, thus form three stations, prepackage station, the first station and the second station, can work continuously.Prepackage station is exactly a single lower mold 1, puts into magnetic shoe 23, outer iron core 7 and iron core 9 for operator in groove 6, and the first station is made up of the first upper mold 2 and lower mold below 1, and the second station is made up of the second upper mold and lower mold below 1.First station is used for being molded engineering plastics, such as PBT(polybutylene terephthalate (PBT)), the second station is used for injection molded elastomer.
As shown in Figure 4 and Figure 5, direct current generator magnetic shoe Shockproof rotor.nullOf the present utility model work process is described in detail below down，First operator are by magnetic shoe 23、Outer iron core 7 and interior iron core 9 are well placed as requested，Then lower mold 1 is moved to the first station by operation machine，Below i.e. first upper mold 2，Then the first upper mold 2 moves down Fig. 1 until fitting in the lower surface of the first top base 11 and the upper surface of die shoe 4，Now，Guide post 24 inserts in counterbore 22，Lower mold core 5 is in vertex position under the indirect action of spring 21，The upper surface of lower mold core 5 supports outer iron core 7，First projection 13、Groove is divided into PBT injection region and rubber injection mold region by outer iron core 7 and lower mold core 5，First flow 12 communicates with PBT injection region，As long as PBT material is injected in PBT injection region by first flow 12，Just magnetic shoe 23 and outer iron core 7 are fixed together Deng after PBT material cooling.After being molded, upper shifting the first upper mold 2, lower mold 1 is moved to the second station, Fig. 2 below i.e. second upper mold 3, move down the second upper mold 3, in the middle of the process moved down, the lower surface of the second top base 14 can first touch the top of guide post 24 and be directed to bar and press for 24 times, guide post 24 drives guide pad 20 to move down, and guide pad 20 drives fixing bar 8 to move down together with lower mold core 5, until the upper surface laminating of the lower surface of the second top base 14 and die shoe 4, now, the upper surface of lower mold core 5 departs from the upper surface of outer iron core 7, interior iron core 9 is displaced downwardly to the position of technological requirement in the effect of fixing bar 8, then in groove 6, rubber is injected by the second runner 16, rubber is full of groove 6 internal pore final molding by branch chamber 17 and through hole 25.After upper shifting the second upper mold 3, guide pad 20 resets under the action of the spring 21, i.e. fixes bar 8 and lower mold core 5 moves up and the rotor of molding is ejected, facilitate operator to take out rotor.The utility model has the advantages that: work efficiency is high, once puts, effectively prevents secondary from putting the error brought, thus improve the qualification rate of finished product, and can complete the molding of product on a double coloured plastic injection machine.
Claims (5)
- null1. direct current generator magnetic shoe Shockproof rotor mould，It is characterized in that: include lower mold and the first matched upper mold and the second upper mold，Lower mold includes bottom base and lower mold core moving up and down in being arranged on bottom base，Bottom base upper surface is provided with the groove that profile is suitable with rotor，The outer iron core that the upper end of lower mold core is stretched out from the bottom up of groove and supported rotor，Fixing bar it is provided with at the central axis of lower mold core，The upper end of fixing bar is stretched out from the upper end of lower mold core，Fixing bar from the diameter of lower mold core external part with rotor in iron core internal diameter suitable，Fixing bar stretches out the position of lower mold core and is provided with the shaft shoulder of iron core in supporting in rotor，First upper mold includes the first top base，The first flow communicated with groove it is provided with on first top base，First top base is provided with the upper bottom surface of respective grooves and is respectively arranged with circle first projection，The outlet of first flow is positioned at outside the first projection，First projection is fitted with the upper surface of outer iron core respectively，Second upper mold includes the second top base，It is protruding that the bottom surface of the second top base respective grooves is provided with a circle second，The second runner it is provided with in second top base，The upper surface of the lower surface of the second projection iron core interior with rotor contacts，Second convex inner walls，Second top base lower surface、Fixing formation branch chamber between bar upper surface and interior iron core upper surface，The outlet of the second runner communicates with branch chamber，The groove position outside connection branch chamber and the second projection it is provided with in second projection.
- Direct current generator magnetic shoe Shockproof rotor mould the most according to claim 1, it is characterized in that: below described bottom base, be provided with fixing seat, it is provided with cavity in fixing seat, the guide pad moved up and down it is provided with in cavity, guide pad is connected with the lower end of fixing bar, is connected by spring between the bottom of guide pad with fixing seat.
- Direct current generator magnetic shoe Shockproof rotor mould the most according to claim 2, it is characterized in that: in described bottom base, be provided with the some guide posts moved up and down, the lower surface of the first top base is provided with some counterbores corresponding with guide post, the upper end of guide post is stretched in counterbore, lower end is fixed with guide pad, and the distance between guide post upper surface and bottom base upper surface is equal to the distance between outer iron core lower surface and channel bottom.
- Direct current generator magnetic shoe Shockproof rotor mould the most according to claim 1, it is characterised in that: the described external diameter of the first projection and the diameter of lower mold core are respectively smaller than the maximum outside diameter of outer iron core.
- Direct current generator magnetic shoe Shockproof rotor mould the most according to claim 1, it is characterised in that: described lower mold quantity is 3, and three lower molds switch between the first upper mold and the second upper mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620259254.XU CN205416223U (en) | 2016-03-31 | 2016-03-31 | Direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620259254.XU CN205416223U (en) | 2016-03-31 | 2016-03-31 | Direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205416223U true CN205416223U (en) | 2016-08-03 |
Family
ID=56521990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620259254.XU Expired - Fee Related CN205416223U (en) | 2016-03-31 | 2016-03-31 | Direct current motor magnetic shoe mould for rotor that takes precautions against earthquakes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205416223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690668A (en) * | 2016-03-31 | 2016-06-22 | 张家港倍恩特磁塑科技有限公司 | Die for direct current motor magnetic shoe quakeproof rotor |
-
2016
- 2016-03-31 CN CN201620259254.XU patent/CN205416223U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690668A (en) * | 2016-03-31 | 2016-06-22 | 张家港倍恩特磁塑科技有限公司 | Die for direct current motor magnetic shoe quakeproof rotor |
| CN105690668B (en) * | 2016-03-31 | 2018-01-30 | 张家港倍恩特磁塑科技有限公司 | Direct current generator magnetic shoe Shockproof rotor mould |
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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 |
Granted publication date: 20160803 Termination date: 20190331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |