CN208375815U - A kind of precision die - Google Patents
A kind of precision die Download PDFInfo
- Publication number
- CN208375815U CN208375815U CN201820360981.4U CN201820360981U CN208375815U CN 208375815 U CN208375815 U CN 208375815U CN 201820360981 U CN201820360981 U CN 201820360981U CN 208375815 U CN208375815 U CN 208375815U
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- CN
- China
- Prior art keywords
- mandril
- moving template
- punch
- flow path
- precision die
- 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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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to injection mould component Curve guide impeller technical fields, disclose a kind of precision die, including running gate system, solid plate, moving template and ejecting mechanism, cavity plate and punch-pin are embedded in solid plate and moving template respectively, cavity plate and punch-pin constitute the molding cavity of moulding, the running gate system includes the injection port and flow path groove being arranged at solid plate and moving template die joint, flow path groove is connected with the molding cavity bottom of moulding, second mandril is installed in punch-pin, one end of second mandril is the reverse taper matched with Male Die Size, air slot is machined on back taper body cone, the other end of second mandril is equipped with nut seat, the bar portion of second mandril and the junction of moving template are equipped with tracheae, tracheae is connected with air compressor.The present apparatus is suitable for deep chamber moulding production demanding to presentation quality, improves running gate system, and ejecting mechanism is combined using mandril and compressed air, ejects moulding convenient for flexibility when molding cavity exhaust when injection molding and ejection.
Description
Technical field
The utility model relates to injection mould component Curve guide impeller technical fields, more particularly to a kind of precision die.
Background technique
In the prior art, the running gate system injection stroke of injection moulding process is generally parallel with the ejection direction of ejecting mechanism,
Above-mentioned apparatus, due to its structure design reasons, often will cause mold design when injection molding produces big moldeed depth chamber class moulding
Working size is excessive, sometimes even need it is special be equipped with large-scale injection molding machine, cause to design and manufacture cost greatly improving.This
Outside, traditional ejecting mechanism need to generally use several mandrils or the synchronous ejection of thimble, large-scale to meet to complete moulding ejection
The ejection of deep chamber class moulding, mandril need to have enough rigidity, prevent mandril when ejection from deforming.In view of the above deficiencies it
Place, designer set about improving, and on the one hand by the injection direction of improvement running gate system, reduce the working size of mold, another
Aspect increases the molding cavity of mandril diameter and ejection effective area, the sucking of auxiliary gas or indentation moulding, effective to meet
The demand of forming process and ejection device.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of precision die, apparatus structure letter
It is single, existing injection molding machine can be improved, suitable for the processing of big moldeed depth chamber class moulding, to obtain high-quality apperance
Product.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of precision die, including casting system
Cavity plate and punch-pin, cavity plate and punch-pin are embedded in system, solid plate, moving template and ejecting mechanism, solid plate and moving template respectively
Constitute the molding cavity of moulding, the running gate system include be arranged in injection port at solid plate and moving template die joint and
Flow path groove, flow path groove are connected with the molding cavity bottom of moulding, and the second mandril, the second mandril are equipped in the punch-pin
One end be the reverse taper matched with Male Die Size, be machined with air slot on back taper body cone, the other end of the second mandril is set
There is nut seat, the bar portion of the second mandril and the junction of moving template are equipped with tracheae, and tracheae is connected with air compressor.
Further, sealing ring is equipped between the bar portion and tracheae of the second mandril as described above.
Further, controlled valve is installed on tracheae as described above.
Further, the second mandril as described above is to be threadedly coupled with nut seat.
Further, elastic buffer object is provided on moving template as described above.
Further, on moving template, runner slot cross-section is semicircle for flow path groove processing as described above.
Further, runner trench bottom as described above is provided with the first mandril.
Further, the jet size of injection port and injection molding machine as described above matches.
Compared with prior art, the utility model has the beneficial effects that the present apparatus is suitable for demanding to presentation quality
Deep chamber moulding production, improves running gate system, and ejecting mechanism is combined using mandril and compressed air, empty convenient for molding when injection molding
Flexibility ejects moulding when chamber exhaust and ejection, and avoiding directly ejecting influences presentation quality.
Detailed description of the invention
Fig. 1 is one schematic diagram of the embodiments of the present invention；
Fig. 2 is two schematic diagram of the embodiments of the present invention；
Fig. 3 is the structure chart of second rod piece of the utility model.
The label in accompanying drawing is: 1. solid plates；2. flow path groove；3. injection port；4. moving template；5. the first mandril；6. nut
Seat；7. the second mandril；8. punch-pin；9. elastic buffer object；10. cavity plate；11. moulding；12. air slot；13. tracheae.
Specific embodiment
Be described in detail below with reference to embodiment referring to attached drawing, so as to the technical characteristics of the utility model and advantage into
Row deeper into annotation.
As shown in Figure 1-3, a kind of precision die of the utility model, including running gate system, solid plate 1, moving template 4 and
Cavity plate 10 and punch-pin 8 are embedded in ejecting mechanism, solid plate 1 and moving template 4 respectively, cavity plate 10 and punch-pin 8 constitute moulding 11
Molding cavity, the injection direction of the running gate system and vertical, the running gate system of the impulse stroke direction of ejecting mechanism holding
Including injection port 3 and flow path groove 2 at solid plate 1 and 4 die joint of moving template, the molding of flow path groove 2 and moulding 11 is arranged in
Cavity bottom is connected, and the second mandril 7 is equipped in the punch-pin 8, and one end of the second mandril 7 is to match with 8 size of punch-pin
The reverse taper of conjunction, is machined with air slot 12 on back taper body cone, air slot 12 in the reduced diameter close to 10 direction of cavity plate,
The other end of second mandril 7 is equipped with nut seat 6, and the junction of the bar portion of the second mandril 7 and moving template 4 is equipped with tracheae, tracheae with
Air compressor is connected.
Further, it is equipped with sealing ring between the bar portion and tracheae of second mandril 7, reduces gas leakage, the gas
Controlled valve is installed, controlled valve is injected convenient for compressed air primarily to open during ejection device, auxiliary on pipe
Assisted ejection when ejection resets, closes valve and squeezes out intratracheal extra gas, forms sky convenient for sucking moulding 11 when injection molding
The excessive gas that do not arranged in chamber.
Further, second mandril 7 is to be threadedly coupled with nut seat 6, the two activity installation, certainly, cone portion
Dividing individually to process, and is threadedly coupled with the bar portion of the second mandril 7, be provided with elastic buffer object on the moving template 4
9, such as elastomer or spring, can also be staggered elastic buffer object 9 on solid plate 1, when can reduce molding in this way
Impact force, extend the service life of mold.
Further, the flow path groove 2 is processed on moving template 4, and 2 section of flow path groove is semicircle, described
2 bottom of flow path groove be provided with the first mandril 5, runner condensate is fallen off by directly ejection, the spray of the injection port 3 and injection molding machine
Mouth size matches.
It is to be improved to existing injection molding machine except the improvement of utility model device, changes the injection of its running gate system
Direction, in addition, increasing its strength and stiffness to the ejecting mechanism of moulding 11, Computer Aided Design air slot 12 is allowed in injection molding
Sucking is for gas, and in ejection, injection gas increases pressure, and convenient for the auxiliary ejection of mandril, ejection process flexibility is ejected, no
The appearance of moulding 11 can be damaged.
In utility model device, each plate of mold and injection molding machine are the prior art or material, affiliated technical staff according to
Required product type and specification can directly be bought from market or tailor-made.
Clear, complete description is carried out to the utility model by the technical solution in above embodiments, it is clear that described
Embodiment be the utility model a part embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Claims (8)
1. a kind of precision die, including running gate system, solid plate (1), moving template (4) and ejecting mechanism, solid plate (1) and dynamic
Cavity plate (10) and punch-pin (8) are embedded in template (4) respectively, the molding that cavity plate (10) and punch-pin (8) constitute moulding (11) is empty
Chamber, which is characterized in that the running gate system includes injection port (3) of the setting at solid plate (1) and moving template (4) die joint
With flow path groove (2), flow path groove (2) is connected with the molding cavity bottom of moulding (11), and is equipped in the punch-pin (8)
Two mandrils (7), one end of the second mandril (7) are the reverse taper matched with punch-pin (8) size, are machined with and lead on back taper body cone
The other end of air drain (12), the second mandril (7) is equipped with nut seat (6), the bar portion of the second mandril (7) and the handover of moving template (4)
Place is equipped with tracheae (13), and tracheae (13) is connected with air compressor.
2. a kind of precision die according to claim 1, which is characterized in that the bar portion and gas of second mandril (7)
It manages and is equipped with sealing ring between (13).
3. a kind of precision die according to claim 2, which is characterized in that be equipped with switch valve on the tracheae (13)
Door.
4. a kind of precision die according to claim 3, which is characterized in that second mandril (7) and nut seat (6)
To be threadedly coupled.
5. a kind of precision die according to claim 4, which is characterized in that be arranged on the moving template (4) flexible
Cushion (9).
6. a kind of precision die according to claim 5, which is characterized in that the flow path groove (2) is processed in moving template
(4) on, flow path groove (2) section is semicircle.
7. a kind of precision die according to claim 6, which is characterized in that described flow path groove (2) bottom is provided with
One mandril (5).
8. a kind of precision die according to claim 7, which is characterized in that the spray of injection port (3) and injection molding machine
Mouth size matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360981.4U CN208375815U (en) | 2018-03-16 | 2018-03-16 | A kind of precision die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820360981.4U CN208375815U (en) | 2018-03-16 | 2018-03-16 | A kind of precision die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208375815U true CN208375815U (en) | 2019-01-15 |
Family
ID=64974848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820360981.4U Expired - Fee Related CN208375815U (en) | 2018-03-16 | 2018-03-16 | A kind of precision die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208375815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251553A (en) * | 2020-02-25 | 2020-06-09 | 英普亿塑胶电子(苏州)有限公司 | PCR plate mold and processing method |
-
2018
- 2018-03-16 CN CN201820360981.4U patent/CN208375815U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251553A (en) * | 2020-02-25 | 2020-06-09 | 英普亿塑胶电子(苏州)有限公司 | PCR plate mold and processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190115 Termination date: 20200316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |