CN210061842U - Plastic mold structure for electronic water pump - Google Patents
Plastic mold structure for electronic water pump Download PDFInfo
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- CN210061842U CN210061842U CN201822179913.0U CN201822179913U CN210061842U CN 210061842 U CN210061842 U CN 210061842U CN 201822179913 U CN201822179913 U CN 201822179913U CN 210061842 U CN210061842 U CN 210061842U
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- water pump
- electronic water
- slide block
- water gap
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Abstract
The utility model discloses a plastic mould structure for electronic water pump sets up the injecting glue that is used for electronic water pump Housing on the injection molding machine, including needle valve formula hot runner, slider mold insert, take-up Housing and back mould benevolence, electronic water pump Housing is located back mould benevolence upper surface, slider mold insert upper portion one side indent is provided with the mouth of a river mold insert, the mouth of a river mold insert one side of slider mold insert corresponds the setting with back mould benevolence, needle valve formula hot runner corresponds the setting from top to bottom with the mouth of a river mold insert, the slider mold insert corresponds fixed drive through the take-up Housing of one side, the take-up Housing corresponds the drive through the oblique guide pillar that the slope set up, the centre corresponds the setting in the middle of the back mould benevolence vertically being provided. The utility model has the advantages of simple and reasonable structure, reliable, can accomplish the drawing of patterns of product injecting glue and mouth of a river material fast, the maintenance is changed conveniently, reduces the injecting glue cost.
Description
Technical Field
The utility model relates to a plastic mould structure that is used for electronic pump of turbocharging system electronic pump shell among new energy automobile.
Background
The early products are all mechanical transmission principles, and the improved products adopt an electronic water pump: the motor makes circular motion, and the diaphragm inside the water pump makes reciprocating motion through the mechanical device, so that air in the pump cavity is compressed and stretched, positive pressure is formed at the water discharge port under the action of the one-way valve, vacuum is formed at the water suction port, and pressure difference is generated between the air and the external atmospheric pressure. Under the action of pressure difference, the water is pressed into the water inlet and then discharged from the water outlet. Under the action of kinetic energy transferred by the motor, water is continuously sucked and discharged to form stable flow. The key product shell in the electronic water pump is a part integrating a plastic shell and a plurality of contact pins which are connected with a printed circuit board in an inserting mode. The requirement on the precision of the matching size of the part is high, the central glue inlet part of an optimal product is a copper needle which cannot be used as a glue inlet position, and only the surface of the periphery of the product is changed, but the periphery of the product is surrounded by a sliding block which needs to be used as a transverse core-pulling movement mechanism, so that a plastic mold structure for the sliding block to feed glue is produced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, reasonable, reliable can accomplish the drawing of patterns of product injecting glue and mouth of a river material fast, and the convenience is changed in the maintenance, reduces the plastic mould structure for electronic pump of injecting glue cost.
The utility model adopts the technical scheme that a plastic mould structure for an electronic water pump is arranged on an injection molding machine for injecting glue of an electronic water pump shell, and comprises a needle valve type hot runner, a slide block insert, a slide block seat and a rear mould core, wherein the electronic water pump shell is positioned on the upper surface of the rear mould core, one side of the upper part of the slide block insert is concavely provided with a water gap insert, one side of the water gap insert of the slide block insert is correspondingly arranged with the rear mould core, the needle valve type hot runner is vertically and correspondingly arranged with the water gap insert, the water gap insert is provided with a water gap top groove which is vertically communicated with the slide block insert, the slide block insert is provided with a first thimble top groove which is correspondingly communicated with the water gap top groove, a water gap ejecting and a resetting needle are correspondingly arranged in the first thimble top groove, the slide block insert is also correspondingly provided with a resetting needle fixing block below the first thimble top groove, a second thimble top groove which is correspondingly communicated with, the upper portion of the water gap ejection and reset needle is flush with the lower surface of the water gap insert, the lower portion of the water gap ejection and reset needle is flush with the lower surface of the reset needle fixing block, the slider insert corresponds to a fixing drive through a slider seat on one side, the slider seat corresponds to a drive through an inclined guide post which is obliquely arranged, a mold insert is arranged on one side below the slider insert in the rear mold insert, a third ejector pin jacking groove is formed in the mold insert, a water gap ejector pin is correspondingly arranged in the third ejector pin jacking groove of the mold insert, and a product upper ejector pin and the lower surface of the electronic water pump shell are longitudinally arranged in the middle of the rear mold insert.
In a preferred embodiment of the present invention, a positioning groove is further disposed in the first thimble top groove.
In a preferred embodiment of the present invention, the side wall of the nozzle ejecting and resetting needle protrudes and is provided with a positioning block located in the positioning groove and positioned corresponding to the upper surface of the resetting needle fixing block.
In a preferred embodiment of the present invention, a return pin spring is disposed between the upper surface of the positioning block and the top of the positioning groove.
In a preferred embodiment of the present invention, two limiting grooves are correspondingly disposed below the slider seat, including a first limiting groove and a second limiting groove.
In a preferred embodiment of the present invention, the first limiting groove and the second limiting groove are provided with a limiting block corresponding to each other when moving horizontally.
In a preferred embodiment of the present invention, the nozzle ejector pin and the product upper ejector pin are fixed to an ejector plate of an ejector roller of an injection molding machine.
For a plastic mould structure for electronic pump, the utility model has the advantages of simple structure, reasonable, reliable, can accomplish the drawing of patterns of product injecting glue and mouth of a river material fast, the maintenance is changed conveniently, reduces the injecting glue cost.
Drawings
Fig. 1 is a schematic structural view of a mold clamping state in a preferred embodiment of a plastic mold structure for an electronic water pump according to the present invention;
fig. 2 is a schematic structural view of a mold opening state in a preferred embodiment of the plastic mold structure for an electronic water pump according to the present invention;
fig. 3 is a schematic structural diagram of an ejection state in a preferred embodiment of the plastic mold structure for an electronic water pump according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.
For a plastic mould structure for electronic water pump, as shown in fig. 1, set up the injecting glue that is used for electronic water pump shell 1 on the injection molding machine, including needle valve formula hot runner 2, slider mold insert 3, slider seat 4 and back mould benevolence 5, electronic water pump shell 1 is located 5 upper surfaces of back mould benevolence.
A water gap insert 6 is concavely arranged on one side of the upper part of the slide block insert 3, one side of the water gap insert 6 of the slide block insert 3 is arranged corresponding to the rear mold insert 5, the needle valve type hot runner 2 is arranged corresponding to the water gap insert 6 up and down, the water gap insert 6 is provided with a water gap top groove 7 communicated with the slide block insert 3 up and down, the slide block insert 3 is provided with a first thimble top groove 8 communicated with the water gap top groove 7 correspondingly, a water gap ejecting and resetting needle 9 is arranged in the first thimble top groove 8 correspondingly, a positioning groove 10 is also arranged in the first thimble top groove 8, the slide block insert 3 is also provided with a resetting needle fixing block 11 correspondingly below the first thimble top groove 8, a second thimble top groove 12 corresponding to the water gap ejecting and resetting needle 9 is arranged on the resetting needle fixing block 11, a positioning block 13 positioned in the positioning groove 10 is convexly arranged on the side wall of the water gap ejecting and resetting needle 9 and is correspondingly positioned on the resetting needle fixing block, a return needle spring 14 is arranged between the upper surface of the positioning block 13 and the top of the positioning groove 10, the upper part of the nozzle ejection and return needle 9 is flush with the lower surface of the nozzle insert 6, and the lower part of the nozzle ejection and return needle 9 is flush with the lower surface of the return needle fixing block 11.
The slider insert 3 is correspondingly and fixedly driven through a slider seat 4 on one side, the slider seat 4 is correspondingly driven through an inclined guide post 15 which is arranged in an inclined manner, two limiting grooves comprising a first limiting groove 20 and a second limiting groove 21 are correspondingly arranged below the slider seat 4, and a limiting block 22 is correspondingly arranged between the first limiting groove 20 and the second limiting groove 21 during horizontal movement.
The rear mould core 5 is provided with a mould core insert 16 at one side below the slide block insert 3, the mould core insert 16 is provided with a third thimble top groove 17, a water gap thimble 18 is correspondingly arranged in the third thimble top groove 17 of the mould core insert 16, a product upper thimble 19 is longitudinally arranged in the middle of the rear mould core 5 and is correspondingly arranged in the middle of the lower surface of the electronic water pump shell 1, and the water gap thimble and the product upper thimble are jointly fixed on a thimble plate of a top roller of the injection molding machine.
When the die is closed, the distance between the first limiting groove and the second limiting groove is the same as the stroke distance between the water gap ejection reset needle and the water gap thimble.
As shown in fig. 1, in a mold closing state, the slide block base drives the slide block insert to move forward, the limit block corresponds to the first limit groove of the slide block base for limiting and fixing, the slide block insert is fixed in contact with the rear mold core, the water gap insert is correspondingly communicated with the electronic water pump shell, and the needle valve type hot runner injects glue to the electronic water pump shell through the water gap insert and correspondingly forms water gap material 23.
As shown in fig. 2-3, after glue injection is completed, in a mold opening ejection state, the needle valve type hot runner is separated from the water gap insert, the slider seat drives the slider insert to move backwards, the limiting block corresponds to and is limited and fixed with the second limiting groove of the slider seat, the second thimble top groove is communicated with the third thimble top groove up and down, the injection molding machine top roller drives the ejector plate to eject the water gap ejector pin and the product upper ejector pin upwards, at the moment, the water gap ejector pin drives the water gap ejection and reset needle to eject the water gap material, the product upper ejector pin ejects glue injection of the electronic water pump shell, the injection molding machine top roller drives the ejector plate to move downwards, and the water gap ejection and reset needle resets to an initial position under the action of a reset.
For a plastic mould structure for electronic pump, the utility model has the advantages of simple structure, reasonable, reliable, can accomplish the drawing of patterns of product injecting glue and mouth of a river material fast, the maintenance is changed conveniently, reduces the injecting glue cost.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions thought by the inventive work within the technical scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a plastic mould structure for electronic water pump sets up the injecting glue that is used for electronic water pump shell on the injection molding machine, its characterized in that: the electronic water pump comprises a needle valve type hot runner, a slide block insert, a slide block seat and a rear mold core, wherein a shell of the electronic water pump is positioned on the upper surface of the rear mold core, a water gap insert is arranged at one side of the upper part of the slide block insert in an inwards concave manner, one side of the water gap insert of the slide block insert is arranged corresponding to the rear mold core, the needle valve type hot runner and the water gap insert are arranged corresponding to each other from top to bottom, the water gap insert is provided with a water gap top groove communicated with the slide block insert from top to bottom, the slide block insert is provided with a first thimble top groove communicated with the water gap top groove correspondingly, an ejection water gap and a reset needle are correspondingly arranged in the first thimble top groove, a reset needle fixing block is also correspondingly arranged below the first thimble top groove, a second thimble top groove corresponding to the water gap ejection and reset needle is arranged on the reset needle fixing block, the lower part of the water gap ejection and reset needle is flush with the lower surface of the reset needle fixing block, the slide block insert is correspondingly and fixedly driven through a slide block seat on one side, the slide block seat is correspondingly driven through an inclined guide pillar which is obliquely arranged, a die core insert is arranged on one side below the slide block insert in the rear die core, a third ejector pin top groove is formed in the die core insert, a water gap ejector pin is correspondingly arranged in the third ejector pin top groove of the die core insert, and a product upper ejector pin and the lower surface of the electronic water pump shell are arranged in the middle of the rear die core in a longitudinal mode.
2. The plastic mold structure for an electronic water pump according to claim 1, wherein: and a positioning groove is also arranged in the first thimble top groove.
3. The plastic mold structure for an electronic water pump according to claim 2, wherein: and a positioning block positioned in the positioning groove and positioned correspondingly to the upper surface of the reset needle fixing block are arranged on the side wall of the water gap ejection and reset needle in a protruding manner.
4. The plastic mold structure for an electronic water pump according to claim 3, wherein: and a reset needle spring is arranged between the upper surface of the positioning block and the top of the positioning groove.
5. The plastic mold structure for an electronic water pump according to claim 1, wherein: two limiting grooves comprising a first limiting groove and a second limiting groove are correspondingly arranged below the sliding block seat.
6. The plastic mold structure for an electronic water pump according to claim 5, wherein: the first limiting groove and the second limiting groove are provided with limiting blocks in a corresponding mode when moving horizontally.
7. The plastic mold structure for an electronic water pump according to claim 1, wherein: and the water gap thimble and the product upper thimble are jointly fixed on an ejector plate of an ejector roller of the injection molding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179913.0U CN210061842U (en) | 2018-12-25 | 2018-12-25 | Plastic mold structure for electronic water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179913.0U CN210061842U (en) | 2018-12-25 | 2018-12-25 | Plastic mold structure for electronic water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210061842U true CN210061842U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822179913.0U Active CN210061842U (en) | 2018-12-25 | 2018-12-25 | Plastic mold structure for electronic water pump |
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| CN (1) | CN210061842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501163A (en) * | 2018-12-25 | 2019-03-22 | 张家港中天精密模塑有限公司 | A kind of plastic rubber mold structure for electronic water pump |
-
2018
- 2018-12-25 CN CN201822179913.0U patent/CN210061842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501163A (en) * | 2018-12-25 | 2019-03-22 | 张家港中天精密模塑有限公司 | A kind of plastic rubber mold structure for electronic water pump |
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