CN202727268U - Injection mould - Google Patents
Injection mould Download PDFInfo
- Publication number
- CN202727268U CN202727268U CN 201220171007 CN201220171007U CN202727268U CN 202727268 U CN202727268 U CN 202727268U CN 201220171007 CN201220171007 CN 201220171007 CN 201220171007 U CN201220171007 U CN 201220171007U CN 202727268 U CN202727268 U CN 202727268U
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- CN
- China
- Prior art keywords
- mould
- core
- slide block
- fixed
- housing
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- 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 an injection mould which comprises a gating system, a fixed mould, a movable mould and a valve core. The fixed mould comprises a fixed mould plate and a fixed valve core, the movable mould comprises a movable valve plate, a movable valve core, a push plate and a knockout pin, the valve core comprises a mould core and a mould cavity, the fixed valve core and the movable valve core are compound together and form the mould cavity, and a side core-pulling mechanism is arranged between the movable valve and the fixed valve. The side core-pulling mechanism comprises a tapered wedge, a sliding block, a sliding block seat and a finger cam, the tapered wedge and the finger cam are fixed on the fixed valve, the sliding block seat is movably connected with the movable valve plate, the sliding block is movably connected with the sliding block seat, and the tapered wedge corresponds to the sliding block. Identical positions of the sliding block and the sliding block seat are respectively provided with an inclined groove, and the finger cam penetrates through the inclined groove. The mould core is fixed on the sliding block. The injection mould achieves the aims of shortening the mould period, improving the producing efficiency, and reducing the producing cost.
Description
Technical field
The utility model relates to die industry, particularly a kind of mould of plastics.
Background technology
Industrial and civilian working of plastics is because the requirement on using, exist inevitably and the inconsistent somatotype of die sinking direction,, generally all need to carry out undercut and loose core to take out product except carrying out under the rare occasion the forced stripper mechanism for the product with this structure.
, length dimension smaller for contour structures and less complex, diameter dimension be larger slender rectangular tube spare, and the mould die sinking need be adopted undercut and loose core, and such product of moulding only need get final product with a core.During general production, can adopt the mode of hydraulic pressure or air pressure that core is extracted out.The demoulding although this method can be loosed core smoothly, but required mould structure is also larger, and the mould overall dimension is larger, oil cylinder or cylinder because general injection machine is not loosed core, need otherwise designed hydraulic pressure or Pneumatic Transmission mechanism and the system of loosing core, so the cost of mould is also very high.And core is very long, and extract out needs the long time fully, and the cycle of a product of moulding is long, production efficiency is low.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of mould of plastics, with the purpose that realizes shortening molding cycle, enhancing productivity, reduce production costs.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of mould of plastics, comprise running gate system, cover half, dynamic model and die, described cover half comprises solid plate and fixed mold core, described dynamic model comprises moving platen, mavable module core, push pedal and makes bar, described die comprises core and die cavity, described fixed mold core and described mavable module core be the described die cavity of common formation when matched moulds, is provided with side core-drawing mechanism between described dynamic model and the described cover half; Described side core-drawing mechanism comprises wedge, slide block, take-up housing and taper pin, described wedge and described taper pin are fixed on the described cover half, be flexibly connected between described take-up housing and the described moving platen, be flexibly connected between described slide block and the described take-up housing, described wedge is corresponding with described slide block; Described slide block and described take-up housing same position place all are provided with a skewed slot, and described taper pin passes described skewed slot; Described core is fixed on the described slide block.
Preferably, the lower end of described wedge is provided with inclined-plane one, and the upper end of corresponding described wedge one side of described slide block is provided with inclined-plane two, and described inclined-plane one is mutually parallel with described inclined-plane two.
Preferably, be provided with accommodating groove on the described take-up housing, described slide block is fastened in the described accommodating groove.
Preferably, described take-up housing is positioned on the two side of described accommodating groove and is symmetrically arranged with two hanging platforms, and the corresponding described hanging platform of described slide block place is provided with two chutes, and described hanging platform is arranged in described chute.
Preferably, be provided with push rod in the described dynamic model, an end of described push rod is fixed in the described push pedal, and the other end passes described moving platen and is fixedly connected with described take-up housing.
Preferably, described push rod is arranged with spring outward, and an end of described spring is connected with described push pedal, and the other end is connected with described moving platen.
Preferably, described taper pin tilts to be fixed on the described solid plate.
Preferably, described wedge side chain is on described solid plate.
Pass through technique scheme, the mould of plastics that the utility model provides, between dynamic model and cover half, be provided with the side core-drawing mechanism that is formed by wedge, slide block, take-up housing and taper pin, taper pin is fixed on the solid plate, core is fixed on the slide block, during die sinking, taper pin force slide block on take-up housing along chute to a side shifting, finish the action of loosing core.At this moment, under the effect of injection machine push rod ejecting force, the push pedal drive is made bar running channel is ejected die cavity together with product, meanwhile, push rod promotes take-up housing makes slide block move with the core bullet, under Action of Gravity Field, the collaborative running channel of product drops voluntarily along the axis direction of core, finishes smoothly the product demoulding immediately.During matched moulds, the inclined-plane one on the wedge presses the inclined-plane two on the slide block, and slide block resets to original position to opposite side, injection machine push rod retraction, and push rod bounces back under the active force of spring.Therefore, realized the purpose that shortens molding cycle, enhances productivity, reduces production costs by the utility model.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art.
Fig. 1 is the disclosed a kind of mould of plastics schematic diagram of the utility model embodiment;
Fig. 2 is the disclosed slide block structure schematic diagram of the utility model embodiment;
The disclosed slide block side view of the utility model embodiment among Fig. 3;
Fig. 4 is the disclosed take-up housing structural representation of the utility model embodiment;
Fig. 5 is the disclosed take-up housing side view of the utility model embodiment;
Fig. 6 is the disclosed wedge structure schematic diagram of the utility model embodiment;
Fig. 7-9 is the folding mode structure schematic diagram of the disclosed a kind of mould of plastics of the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described.
The utility model provides a kind of mould of plastics (with reference to Fig. 1), comprise running gate system 101, cover half, dynamic model and die, cover half comprises solid plate 102 and fixed mold core 103, dynamic model comprises moving platen 106, mavable module core 105, push pedal 114 and makes bar 113, die comprises core 104 and die cavity (not indicating among the figure), fixed mold core 103 and mavable module core 105 be the common die cavity that forms when matched moulds, is provided with side core-drawing mechanism between dynamic model and the cover half.
Side core-drawing mechanism comprises wedge 111, slide block 110, take-up housing 109 and taper pin 112, wedge 111 side chains are on solid plate 102, taper pin 112 tilts to be fixed on the solid plate 102, take-up housing 109 is flexibly connected with moving platen 106, slide block 110 is flexibly connected with take-up housing 109, wedge 111 is corresponding with slide block 110, and core 104 is fixed on the slide block 110.
Be provided with push rod 107 in the dynamic model, an end of push rod 107 is fixed in the push pedal 114, and the other end passes moving platen 106 and is fixedly connected with take-up housing 109.The outer rim of push rod 107 is arranged with spring 108, and an end of spring 108 is connected with push pedal 114, and the other end is connected with moving platen 106.When die sinking, push rod 107 ejects moving platen 106 with take-up housing 109 under the active force of push pedal 114, when mold closing, under the active force of spring 108, push pedal 114 is resetted.
Shown in Fig. 2-6, the lower end of wedge 111 is provided with inclined-plane 1, and the upper end of slide block 110 corresponding wedge 111 1 sides is provided with inclined-plane 2 23, and inclined-plane 1 parallels with inclined-plane 2 23.During matched moulds, the inclined-plane 1 on the wedge 111 presses the inclined-plane 2 23 on the slide block 110, and slide block 110 can reset to a side.
Wherein, slide block 110 all is provided with a skewed slot 21 with take-up housing 109 same position places, and taper pin 112 passes skewed slot 21.Be provided with accommodating groove 42 on the take-up housing 109, slide block 110 is arranged in accommodating groove 42.Take-up housing 109 be positioned at be symmetrically arranged with on the two side of accommodating groove 42 two hanging platforms 41 and 41 ', slide block 110 corresponding hanging platforms 41 and 41 ' locate to be provided with two chutes 22 and 22 ', hanging platform 41 and 41 ' be fastened on chute 22 and 22 ' in.
As shown in Figure 7, mould is closed, and molten plastic enters from running gate system 101, flows in the mold cavity, and the product moulding is finished.
As shown in Figure 8, when die sinking, dynamic model is to left movement, taper pin 112 force slide block 110 on take-up housing 109 along chute 22 and 22 ' to a side shifting, finish the action of loosing core.At this moment, under the effect of injection machine push rod 116 ejecting forces, push pedal 114 drives are made bar 113 running channel are ejected die cavity together with product 1.Meanwhile, push rod 107 promotion take-up housings 109 make slide block 110 move with core 104 bullets.
As shown in Figure 9, under Action of Gravity Field, product 1 collaborative running channel drops voluntarily along the axis direction of core 104, finishes smoothly product 1 demoulding.
After a product machines, the mould matched moulds, dynamic model moves right, when taper pin 112 inserts skewed slot 21 on the slide blocks 110, taper pin 112 force slide block 110 on take-up housing 109 along chute 22 and 22 ' move to opposite side.When wedge 111 touched slide block 110, the inclined-plane 1 on the wedge 111 pressed the inclined-plane 2 23 on the slide block, and slide block 110 resets to original position, injection machine push rod 116 retractions, and push rod 107 bounces back under the active force of spring 108.
The mould of plastics that the utility model provides, compared with the past, increased side core-drawing mechanism, utilize the mould opening force of injector, by the cooperate direction of motion that changes core 104 of taper pin 112 with slide block 110, core 104 side direction are extracted out.Therefore, realized the purpose that shortens molding cycle, enhances productivity, reduces production costs by the utility model.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. mould of plastics, comprise running gate system, cover half, dynamic model and die, described cover half comprises solid plate and fixed mold core, described dynamic model comprises moving platen, mavable module core, push pedal and makes bar, described die comprises core and die cavity, described fixed mold core and described mavable module core be the described die cavity of common formation when matched moulds, it is characterized in that, is provided with side core-drawing mechanism between described dynamic model and the described cover half; Described side core-drawing mechanism comprises wedge, slide block, take-up housing and taper pin, described wedge and described taper pin are fixed on the described cover half, be flexibly connected between described take-up housing and the described moving platen, be flexibly connected between described slide block and the described take-up housing, described wedge is corresponding with described slide block; Described slide block and described take-up housing same position place all are provided with a skewed slot, and described taper pin passes described skewed slot; Described core is fixed on the described slide block.
2. a kind of mould of plastics according to claim 1 is characterized in that, the lower end of described wedge is provided with inclined-plane one, and the upper end of corresponding described wedge one side of described slide block is provided with inclined-plane two, and described inclined-plane one is mutually parallel with described inclined-plane two.
3. a kind of mould of plastics according to claim 1 and 2 is characterized in that, is provided with accommodating groove on the described take-up housing, and described slide block is arranged in described accommodating groove.
4. a kind of mould of plastics according to claim 3, it is characterized in that, described take-up housing is positioned on the two side of described accommodating groove and is symmetrically arranged with two hanging platforms, and the corresponding described hanging platform of described slide block place is provided with two chutes, and described hanging platform is fastened in the described chute.
5. a kind of mould of plastics according to claim 4 is characterized in that, is provided with push rod in the described dynamic model, and an end of described push rod is fixed in the described push pedal, and the other end passes described moving platen and is fixedly connected with described take-up housing.
6. a kind of mould of plastics according to claim 5 is characterized in that, described push rod is arranged with spring outward, and an end of described spring is connected with described push pedal, and the other end is connected with described moving platen.
7. according to claim 1 or 6 described a kind of mould of plastics, it is characterized in that, described taper pin tilts to be fixed on the described solid plate.
8. a kind of mould of plastics according to claim 7 is characterized in that, described wedge side chain is on described solid plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220171007 CN202727268U (en) | 2012-04-20 | 2012-04-20 | Injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220171007 CN202727268U (en) | 2012-04-20 | 2012-04-20 | Injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202727268U true CN202727268U (en) | 2013-02-13 |
Family
ID=47653009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220171007 Expired - Fee Related CN202727268U (en) | 2012-04-20 | 2012-04-20 | Injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202727268U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168033A (en) * | 2020-03-10 | 2020-05-19 | 无锡晋拓汽车部件有限公司 | Wall-hanging stove joint die-casting die and production method thereof |
| CN114030142A (en) * | 2021-11-12 | 2022-02-11 | 和平县华毅塑胶制品有限公司 | Secondary demoulding mechanism |
-
2012
- 2012-04-20 CN CN 201220171007 patent/CN202727268U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168033A (en) * | 2020-03-10 | 2020-05-19 | 无锡晋拓汽车部件有限公司 | Wall-hanging stove joint die-casting die and production method thereof |
| CN114030142A (en) * | 2021-11-12 | 2022-02-11 | 和平县华毅塑胶制品有限公司 | Secondary demoulding mechanism |
| CN114030142B (en) * | 2021-11-12 | 2024-12-10 | 和平县华毅塑胶制品有限公司 | A secondary demoulding mechanism |
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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: 20130213 Termination date: 20150420 |
|
| EXPY | Termination of patent right or utility model |