CN205326184U - Second ejector mechanism - Google Patents
Second ejector mechanism Download PDFInfo
- Publication number
- CN205326184U CN205326184U CN201520981162.8U CN201520981162U CN205326184U CN 205326184 U CN205326184 U CN 205326184U CN 201520981162 U CN201520981162 U CN 201520981162U CN 205326184 U CN205326184 U CN 205326184U
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- CN
- China
- Prior art keywords
- ejector pin
- retaining plate
- push rod
- grades
- pin retaining
- 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 relates to an injection -moulded technical field, concretely relates to second ejector mechanism, set up with sliding including the ejector pin retaining plate second grade push rod on the ejector pin retaining plate, the second grade push rod can be relative one section limited distance of ejector pin retaining plate slip, the one end and the formula runner of hiding of second grade push rod congeal the material contact, make the second grade push rod can be released the formula of hiding runner congeals the material, second grade push rod push pedal relatively slides, the utility model discloses still disclose the application method of this mechanism, the adoption second grade is released, and the formula of will hiding runner congeals the material not to be released with moulding the piece simultaneously, so, can be better congeal the material to the formula runner of hiding and cut off, the incision is more neat, the probability that burr, wire drawing appear is showing and is reducing.
Description
Technical field
This utility model relates to injection molding technical field, is specifically related to a kind of two-step ejecting mechanism。
Background technology
It is known that along with socioeconomic fast development, the demand of various injecting products is increasing, simultaneously that the prescription of product is also more and more higher。Plastics injection moulding machine injection moulded products variety protection is various, and range of application is also relatively wider, particularly in Weaving device and auto manufacturing, has various shape injection-molded item to make accessory。The various containers that are seen everywhere in medical apparatus and instruments, school supply and stationery and people's daily life, Turnover Box, footwear, also has the precision part etc. of the injection structure part of various complexity, functor and specific use thereof, injection-molded item is widely used in transport, packaging, post and telecommunications, communication, building, household electrical appliances, computer, the all spectra of the national economy such as Aero-Space and national defence tip, it has also become the indispensable means of production and goods for consumption。
Currently, in order to meet this kind of demand, research staff has improved the mould of various injecting products gradually, as developed the injection mold adopting sub marine gate, Product processing efficiency and product quality can be improved, reach manufacturing enterprise and reduce the purpose that production cost puts into。
Sub marine gate is again tunnel gate, is developed by spot pouring mouth, and it had both overcome the shortcoming that mould with pin point gate is complicated, the advantage maintaining again spot pouring mouth。Sub marine gate may be provided in dynamic model side, it is possible to is located at cover half side。It can be placed in inner surface or the shelter, side of plastic, also can be placed in the muscle of plastic, on post, also can be placed on die joint, infeeding sprue is general all in the inner surface of plastic or shelter, side, do not affect outward appearance, but, for being arranged on the sub marine gate of plastic side, nozzle such as shampoo bottle, current sub marine gate is all deviate from plastic simultaneously, utilize relative motion when mould and the plastic entirety demoulding that sub marine gate is broken, easily occur that section is uneven, wire drawing, the phenomenons such as burr, the sub marine gate remnants section of the plastic after molding easily scratches human body。
Therefore, a kind of release assembly that can neatly cut off sub marine gate is needed badly。
Summary of the invention
The purpose of this utility model is in that: releases phenomenons such as section is uneven, wire drawing, burr easily occur for plastic and sub marine gate solidifying material entirety, designs a kind of sub marine gate that can neatly cut off and coagulate differential two grades of push rods of material。
To achieve these goals, the technical solution adopted in the utility model is:
A kind of two-step ejecting mechanism, including push pedal, push rod, ejector pin retaining plate and support plate, described ejector pin retaining plate is arranged between described push pedal and described support plate, described push rod can slide by relatively described support plate, it is characterized in that: also include the two grades of push rods being slidably arranged on described ejector pin retaining plate, described two grades of push rods can stretch out described ejector pin retaining plate and contact with the solidifying material of sub marine gate, enable described two grades of push rods to release the solidifying material of described sub marine gate；Described two grades of push rods can slide relatively in push pedal。
In this programme, described two grades of push rods can relatively described ejector pin retaining plate slide one section of limited distance, that is two grades of push rods can slide by ejector pin retaining plate relatively, but cannot relatively slide by ejector pin retaining plate after relative ejector pin retaining plate slides a segment distance, but move with ejector pin retaining plate, and two grades of push rods can slide relatively in push pedal simultaneously；In prior art, the solidifying material of sub marine gate is released by push rod with plastic simultaneously, what release sub marine gate coagulated material is conventional push rod, and the application adopts described two grades of push rods to replace release sub marine gate to coagulate the conventional push rod of material, so, when releasing, plastic will not be released with the solidifying material of sub marine gate simultaneously, but plastic is first pushed out, thus plastic produces relative motion with the solidifying material of sub marine gate, the solidifying material of sub marine gate cuts off from plastic, hereafter, when described two grades of push rods move with described ejector pin retaining plate simultaneously, the solidifying material of sub marine gate is pushed out, so, the solidifying material of sub marine gate is not release with plastic simultaneously, better the solidifying material of sub marine gate can be cut off, otch is more neat, burr occurs, the probability of wire drawing significantly reduces。
As preferably, described two grades of push rods are provided with limiting component, described limiting component is along the described push rod radial dimension being sized larger than described push rod radially, described limiting component is arranged between described ejector pin retaining plate and described support plate, so, two grades of push rods are limited relative to the distance that ejector pin retaining plate slides, it is possible to allow the solidifying material of plastic and sub marine gate separate release。
As preferably, described limiting component includes the first cylinder block, and described first cylinder block is unremovably fixedly installed on described two grades of push rods, so, first cylinder block and two grades of push rods can carry out integration manufacture, and low cost of manufacture and life-span are longer, and the solidifying material of sub marine gate cuts off better effects if。
As preferably, described limiting component includes the second cylinder block, and described second cylinder block is removably secured with described push rod by pin and is connected, so, damage in non-serviceable situation replaceable at the second cylinder block, two grades of push rods need not be replaced, so, maintenance cost is lower。
As preferably, described two grades of push rods are provided with nut on one end of described ejector pin retaining plate, so, described ejector pin retaining plate is arranged between described nut and described limiting component, and the distance between limiting component and ejector pin retaining plate can be adjusted by nut, say, that, two grades of push rods are adjustable relative to the ultimate range that ejector pin retaining plate slides, the distance that release plastic and release sub marine gate coagulate between material is adjustable, so, it is possible better the solidifying material of sub marine gate to be cut off。
As preferably, described support plate is provided with the groove of adaptive described limiting component, so, can avoid the limiting component collision support plate when release sub marine gate solidifying material。
In sum, owing to have employed technique scheme, the application provides the benefit that:
1, sub marine gate can be made to coagulate material more neat with the cut-out end face of plastic；
2, sub marine gate end face wire drawing can be reduced, the probability of burr occurs, reduce the probability of Gate of Plastics injury human body；
3, make the plastic with sub marine gate more attractive in appearance。
Other embodiments of the application provide the benefit that:
Further increase life-span and the performance of described two grades of transfer bar mechanisms, reduce further the manufacturing cost of described two grades of transfer bar mechanisms so that it is work relatively reliable。
Accompanying drawing explanation
Fig. 1 is the structural representation of the application；
Fig. 2 is the another kind of working state schematic representation of Fig. 1 clipped parts；
Fig. 3 is the another kind of working state schematic representation of Fig. 2；
Fig. 4 is the structural representation of the application；
Labelling in figure: 1-nut, 2-ejector pin retaining plate, 3-pin, 41-the second cylinder block, 42-the first cylinder block, 5-support plate, bis-grades of push rods of 6-, 7-push rod, 8-release link, 9-plastic, the solidifying material of 91-sub marine gate。
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in detail。
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated。Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model。
Embodiment 1:
As shown in Figure 1, a kind of two-step ejecting mechanism, including ejector pin retaining plate 2 and the two grades of push rods 6 being slidably arranged on described ejector pin retaining plate 2, described two grades of push rods 6 are provided with limiting component, described limiting component is along the described push rod radial dimension being sized larger than described push rod radially, described limiting component includes the second cylinder block 41, described second cylinder block 41 is removably secured with described two grades of push rods 6 by pin 3 and is connected, described second cylinder block 41 is arranged between described ejector pin retaining plate 2 and support plate 5, described two grades of push rod 6 one end are provided with nut, described ejector pin retaining plate 2 is arranged between described nut 1 and described second cylinder block 41, described support plate is provided with the groove of adaptive described limiting component, so, when releasing, injection machine drives ejector pin retaining plate 2 to move right, plastic 9 moves right under the effect of push rod 7, namely, plastic 9 is released by push rod 7, but, now the solidifying material 91 of sub marine gate will not move, it is not pushed out。
As shown in Figure 2, injection machine drives ejector pin retaining plate 2 to move right, when the second cylinder block 41 contacts with ejector pin retaining plate 2, two grades of push rods 6 move right under the promotion of injection machine, thus by the release of solidifying for sub marine gate material 91, being finally reached is position as shown in Figure 3, and now, the second cylinder block 41 and the groove being arranged on support plate 5 are adaptive。
So, the solidifying material 91 of sub marine gate is not release with plastic 9 simultaneously, it is possible to better the solidifying material 91 of sub marine gate being cut off, otch is more neat, burr occurs, the probability of wire drawing significantly reduces。
Embodiment 2:
As shown in Figure 4, the second cylinder block 41 in embodiment 1 is replaced by the first cylinder block 42, and the first cylinder block is unremovably fixedly installed on described two grades of push rods, so, when releasing, injection machine drives ejector pin retaining plate 2 to move right, and plastic 9 moves right under the effect of push rod 7, namely, plastic 9 is released by push rod 7, but, now the solidifying material 91 of sub marine gate will not move, it does not have is pushed out。
As shown in Figure 2, injection machine drives ejector pin retaining plate 2 to move right, when the first cylinder block 42 contacts with ejector pin retaining plate 2, two grades of push rods 6 move right under the promotion of injection machine, thus by the release of solidifying for sub marine gate material 91, be finally reached is position as shown in Figure 3, now, first cylinder block 42 is adaptive with the groove being arranged on support plate 5, so, the solidifying material 91 of sub marine gate is not release with plastic 9 simultaneously, it is possible to better the solidifying material 91 of sub marine gate is cut off, otch is more neat, burr occurs, the probability of wire drawing significantly reduces。
All any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within protection domain of the present utility model。
Claims (6)
1. a two-step ejecting mechanism, including push pedal, push rod, ejector pin retaining plate and support plate, described ejector pin retaining plate is arranged between described push pedal and described support plate, described push rod can slide by relatively described support plate, it is characterized in that: also include the two grades of push rods being slidably arranged on described ejector pin retaining plate, described two grades of push rods can stretch out described ejector pin retaining plate and contact with the solidifying material of sub marine gate, enable described two grades of push rods to release the solidifying material of described sub marine gate；Described two grades of push rods can slide relatively in push pedal。
2. two-step ejecting mechanism according to claim 1, it is characterized in that: described two grades of push rods are provided with limiting component, described limiting component is along the radial dimension being sized larger than described push rod of described push rod radial direction, and described limiting component is arranged between described ejector pin retaining plate and described support plate。
3. two-step ejecting mechanism according to claim 2, it is characterised in that: described limiting component includes the first cylinder block, and described first cylinder block is unremovably fixedly installed on described two grades of push rods。
4. two-step ejecting mechanism according to claim 2, it is characterised in that: described limiting component includes the second cylinder block, and described second cylinder block is removably secured with described push rod by pin and is connected。
5. two-step ejecting mechanism according to claim 2～4 any one, it is characterised in that: described two grades of push rods are provided with nut on one end of described ejector pin retaining plate。
6. two-step ejecting mechanism according to claim 5, it is characterised in that: described support plate is provided with the groove of adaptive described limiting component。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520981162.8U CN205326184U (en) | 2015-11-27 | 2015-11-27 | Second ejector mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520981162.8U CN205326184U (en) | 2015-11-27 | 2015-11-27 | Second ejector mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205326184U true CN205326184U (en) | 2016-06-22 |
Family
ID=56214848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520981162.8U Expired - Fee Related CN205326184U (en) | 2015-11-27 | 2015-11-27 | Second ejector mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205326184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415605A (en) * | 2015-11-27 | 2016-03-23 | 成都工业学院 | Two-level push-out mechanism and use method thereof |
-
2015
- 2015-11-27 CN CN201520981162.8U patent/CN205326184U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415605A (en) * | 2015-11-27 | 2016-03-23 | 成都工业学院 | Two-level push-out mechanism and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170525 Address after: 610031, No. 2 flower Memorial street, Chengdu, Sichuan, Jinniu District Patentee after: State-Run Chengdu Radio Special Purpose Equipment Plant Address before: 610031 Sichuan province Chengdu City Street No. 2 Patentee before: Chengdu Technological University |
|
| 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: 20160622 Termination date: 20201127 |