CN205272495U - Plastic mould - Google Patents
Plastic mould Download PDFInfo
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- CN205272495U CN205272495U CN201520917908.9U CN201520917908U CN205272495U CN 205272495 U CN205272495 U CN 205272495U CN 201520917908 U CN201520917908 U CN 201520917908U CN 205272495 U CN205272495 U CN 205272495U
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- mould
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Abstract
The utility model provides a plastic mould belongs to mould technical field. Plastic mould, including upper cover plate, lower apron, cope match -plate pattern, lower bolster and purt mouth, upper cover plate detachably install in the top of cope match -plate pattern, the upper end of apron is provided with a plurality of square iron pieces down, the upper end fixed connection of a plurality of square iron pieces extremely the lower bolster, the lower extreme of cope match -plate pattern is provided with the die cavity, the die cavity with purt mouth intercommunication, the upper end of lower bolster is provided with the core, the core with be equipped with the piece of loosing core between the die cavity, loose core the piece with there is the clearance that is used for the shaping to mould the piece between the core. The utility model discloses simple structure can effectively reduce manufacturing cost and increase of service life.
Description
Technical field
The utility model relates to technical field of mold, specifically, it relates to a kind of mould of plastics.
Background technology
Mould is used to the instrument of formed article, and this kind of instrument is made up of various part, and different moulds is made up of different parts, and it realizes the processing of article profile mainly through the change of institute's formed material physical condition.
Along with the fast development of plastics industry, the every field that plastics are used in life, produce, a kind of working method used when injection moulding is some complex-shaped parts of batch production, specifically refers to by high pressure, the material melted that is heated is injected die cavity, after cooling curing, obtain shaping product.
At present, China's economy is in the high speed development stage, and tendency of economy global development becomes clear day by day in the world, and this is that China's mould industry high speed development provides good condition and opportunity. On the one hand, high speed development will be continued in state's inner mold market, and on the other hand, it is also fairly obvious that Making mold also carries out mould buying trend to China's transfer and transnational group to China gradually. Therefore, take a broad view future, international, domestic mould market in general development trend prospect is had an optimistic view of, estimate that China's mould obtains high speed development by under good market environment, China not only can become mould big country, and necessarily progressively stride forward to the ranks of Making mold power, but original mould of plastics has the defects such as complex structure, manufacturing cost height, work-ing life is short.
Practical novel content
The utility model provides a kind of mould of plastics, it is intended to effectively improve the problems referred to above.
The utility model is achieved in that
First aspect, the utility model embodiment provides a kind of mould of plastics, described mould of plastics comprises cover plate, lower cover, top plate, lower template and purt mouth, described upper cover plate is removably installed in the top of described top plate, the upper end of described lower cover is provided with multiple square iron block, the upper end of described multiple square iron block is fixedly attached to described lower template, the lower end of described top plate is provided with die cavity, described die cavity is connected with described purt mouth, the upper end of described lower template is provided with type core, it is provided with, between described type core and described die cavity, block of loosing core, the gap for shaping plastic is there is in described loosing core between block and described type core.
In conjunction with first aspect, the utility model provides the first possible enforcement mode of first aspect, wherein, the middle part of described upper cover plate is provided with through hole, the lower end of described purt mouth is connected through described top plate with the die cavity of described top plate, upper end is connected with described through hole, and the top of described through hole is provided with retaining ring.
The effect arranged like this is when described mould of plastics hangs on injection moulding machine, ensures that the purt mouth of described mould of plastics overlaps completely with injection molding machine nozzle central position level.
In conjunction with first aspect, the utility model provides the 2nd kind of possible enforcement mode of first aspect, and wherein, described multiple square iron block is all fixed by screws in the upper end of described lower cover and the lower end of described lower template.
Described multiple square iron block safety can be fixed on described lower cover securely like this.
In conjunction with first aspect, the utility model provides the third possible enforcement mode of first aspect, wherein, is all provided with limited block in described type core and described die cavity, described block of loosing core is between described limited block, and described limited block is for the scope of activity of block of loosing core described in limiting.
The object arranged like this is that block of loosing core described in making accurately is positioned in described mould of plastics when closing mould, and during injection moulding can not deviation post, and the slippage stroke at block of loosing core described in die sinking limit.
In conjunction with the third possible enforcement mode of first aspect, the utility model provides the 4th kind of possible enforcement mode of first aspect, wherein, is provided with screw thread insert in described type core and described die cavity.
Adopt screw thread insert, it is convenient to Mould Machining, part replacement.
In conjunction with first aspect, the utility model provides the 5th kind of possible enforcement mode of first aspect, wherein, the lower edge of described upper cover plate is provided with upper guide post, the upper end-face edge of described lower template is provided with the lower guide pillar corresponding with described upper guide post, described upper guide post and described lower guide pillar removably connect, and the outside surface of described upper guide post and described lower guide pillar is provided with guide pin bushing, and described upper guide post and described lower guide pillar are for connecting described upper cover plate and described lower template.
In conjunction with first aspect, the utility model provides the 6th kind of possible enforcement mode of first aspect, wherein, also comprise horizontal duct and vertical conduit, described horizontal duct is connected the relative side of described top plate with described lower template respectively, the described vertical conduit described upper cover plate of connection and described lower template, described horizontal duct and described vertical conduit are all the hollow circular cylinders of both ends open.
The object arranged like this is that the hot gas being convenient in described mould of plastics is discharged.
In conjunction with the 6th kind of first aspect possible enforcement mode, the utility model provides the 7th kind of possible enforcement mode of first aspect, and wherein, the outer wall of described upper conduit and described overflow pipe is enclosed with heat-resisting rubber.
In conjunction with the 7th kind of first aspect possible enforcement mode, the utility model provides the 8th kind of possible enforcement mode of first aspect, wherein, has space between described heat-resisting rubber and the outer wall of described overflow pipe.
In conjunction with first aspect, the utility model provides the 9th kind of possible enforcement mode of first aspect, and wherein, the bottom of described lower cover is provided with cavity, it is provided with cooling water channel, the water-storing device that the both sides of described lower cover are provided with described cooling water channel two ends are connected in described cavity.
The employing of described water-storing device makes described injection mold speed of cooling sooner and cool more abundant.
The beneficial effects of the utility model are: the mould of plastics that the utility model is obtained by above-mentioned design, have structure simple, in use, it is possible to effectively reduce the manufacturing cost of product and extend the advantages such as work-ing life.
Accompanying drawing explanation
Given this, planner of the present utility model is by long-term exploration and trial, and experiment repeatedly and effort, constantly reforms and innovates, have devised a kind of mould of plastics, it is possible to improve the problems referred to above preferably.
The technical scheme of mode is implemented in order to be illustrated more clearly in the utility model, it is briefly described to the accompanying drawing used required in enforcement mode below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore should not be counted as is the restriction to scope, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 is the one-piece construction schematic diagram that the utility model implements a kind of mould of plastics that mode provides;
Fig. 2 is the internal structure schematic diagram that the utility model implements a kind of mould of plastics that mode provides;
Fig. 3 is the internal structure schematic diagram that the utility model implements the top plate of a kind of mould of plastics that mode provides.
Figure acceptance of the bid note is respectively:
Upper cover plate 101, lower cover 102, top plate 103, lower template 104, square iron block 105, retaining ring 106, purt mouth 107, guide pillar 201, guide pin bushing 202, horizontal duct 203, vertical conduit 204, block 205 of loosing core, limited block 301, type core 302, gap 303, insert 304.
Embodiment
For making the utility model implement the object of mode, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model enforcement mode, technical scheme in the utility model enforcement mode is clearly and completely described, obviously, described enforcement mode is the utility model part enforcement mode, instead of whole enforcement modes. Based on the enforcement mode in the utility model, those of ordinary skill in the art are not making other enforcement modes all obtained under creative work prerequisite, all belong to the scope of the utility model protection. Therefore, below to the detailed description of the enforcement mode of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but only represent selected enforcement mode of the present utility model. Based on the enforcement mode in the utility model, those of ordinary skill in the art are not making other enforcement modes all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", it is based on orientation shown in the drawings or position relation that the orientation of the instruction such as " counterclockwise " or position are closed, it is only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the equipment referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " the 2nd " are only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technology feature. Thus, be limited with " first ", the feature of " the 2nd " can express or implicit comprise one or more these features. In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, such as, it is possible to be fixedly connected with, it is also possible to be removably connect, or integral; Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary, it is possible to be the connection of two element internals or the interaction relationship of two elements. For the ordinary skill in the art, it is possible to understand the concrete implication of above-mentioned term in the utility model according to particular case.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, it is also possible to comprise the first and second features be not directly contact but by the other characterisation contact between them. And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature. Fisrt feature second feature " under ", " lower section " and " below " comprise fisrt feature immediately below second feature and tiltedly lower section, or only represent that fisrt feature level height is less than second feature.
For clearly demonstrating the utility model, present embodiment lists a specific embodiment:
It should be noted that: similar label and letter accompanying drawing below represents similar item, therefore, once a certain Xiang Yi accompanying drawing is defined, then do not need it carries out definition further and explains in accompanying drawing subsequently.
Embodiment 1
Refer to Fig. 1-Fig. 3,
A kind of mould of plastics, comprise cover plate 101, lower cover 102, top plate 103, lower template 104 and purt mouth 107, described upper cover plate 101 is removably installed in the top of described top plate 103, the upper end of described lower cover 102 is provided with multiple square iron block 105, the upper end of described multiple square iron block 105 is fixedly attached to described lower template 104, the lower end of described top plate 103 is provided with die cavity, described die cavity is connected with described purt mouth 107, the upper end of described lower template 104 is provided with type core 302, it is provided with, between described type core 302 and described die cavity, block 205 of loosing core, described loosing core also exists the gap 303 for shaping plastic between block 205 and described type core 302.
Actual working process mainly comprises three steps: product and reset are got in injection moulding, die sinking. Stream enters described purt mouth 107 via injection molding machine nozzle, owing to described die cavity is connected with described purt mouth 107, described like this stream just can enter into described die cavity smoothly, the product of needs is molded by the described gap 303 loosed core between block 205 and described type core 302, injection moulding is complete after cooling, under the pulling of described top plate 103 and described lower template 104, described mould is opened, described product is taken out by block 205 of loosing core described in employing, after taking out product, described mould is closed, waits the beginning of next injection cycle.
Adopt the injection mold of this kind of structure, compact construction, working stability, safe and reliable and easy-to-use.
Further, the middle part of described upper cover plate 101 is provided with through hole, and the lower end of described purt mouth 107 is connected through described top plate 103 with the die cavity of described top plate 103, upper end is connected with described through hole, and the top of described through hole is provided with retaining ring 106.
And the effect of described retaining ring 106 is when injection mold hangs on injection moulding machine, ensure that the purt mouth 107 of injection mold overlaps completely with injection molding machine nozzle central position level. As preferably, the shape of described jet exit is doline, the outside of the described purt mouth 107 in described mould of plastics is provided with a concentric annulus, described annulus is equally big with the fixed die plate centre hole of injection moulding machine and the internal diameter of described retaining ring 106, simultaneously at the outside surface increase fan-shaped importing groove of described retaining ring 106, after the centre hole that annulus above described mould of plastics is inserted in injection moulding machine fixed die plate or described retaining ring 106 internal diameter, just can ensure that purt mouth 107 position of described mould of plastics is consistent with nozzle location. Like this when described mould of plastics lifts by crane, the retaining ring 106 on described mould of plastics can import groove by described sector and enter the coupling engagement of retaining ring 106 centre hole fast, reaches locating effect quickly and accurately.
Further, described multiple square iron block 105 is all fixed by screws in the upper end of described lower cover 102 and the lower end of described lower template 104.
Described multiple square iron block 105 safety can be fixed on described lower cover 102 securely like this.
Further, described type core 302 and described die cavity are all provided with limited block 301, described in loose core block 205 between described limited block 301, described limited block 301 is for the scope of activity of block 205 of loosing core described in limiting.
As preferably, described type core 302 and described die cavity are provided with limited block 301, described block 205 of loosing core is provided with locating slot, described preset pieces matches with described locating slot, the block 205 that makes to loose core can accurately be positioned in mould when closing mould, and during injection moulding can not deviation post, the slippage stroke of block 205 of loosing core described in then limiting when die sinking.
Wherein, described top plate 103 is the structure of movable, described top plate 103 inside is provided with slide block, described die cavity is provided with slide plate, described slide block is fixedly connected with described slide plate, loose core described in being equipped with in described slide block block 205, and described in block 205 of loosing core be provided with thread segment, after closing mould, the described thread segment loosing core block 205 is positioned at described die cavity, by hot runner to described type intracavitary administration stream, described block 205 of loosing core is in rotation process, owing to the effect of screw thread is drawn back, the thread segment of block 205 of loosing core described in making exits described die cavity, monoblock slide plate is drawn back and is finally resisted against on described limited block 301 afterwards, block 205 of loosing core described in being made by the slip of described slide block thoroughly exits described die cavity, and then take out moulding product smoothly, product manufacturing efficiency improves greatly.
Further, described type core 302 and described die cavity are provided with screw thread insert 304.
Arranging the benefit brought like this is processing and the part replacement of being convenient to described mould of plastics.
Further, the lower edge of described upper cover plate 101 is provided with upper guide post 201, the upper end-face edge of described lower template 104 is provided with the lower guide pillar 201 corresponding with described upper guide post 201, described upper guide post 201 and described lower guide pillar 201 removably connect, the outside surface of described upper guide post 201 and described lower guide pillar 201 is provided with guide pin bushing 202, and described upper guide post 201 and described lower guide pillar 201 are for connecting described upper cover plate 101 and described lower template 104.
As preferably, described guide pillar 201 is through described upper cover plate 101, and described guide pillar 201 and described upper cover plate 101 are for removably connecting. The object arranging guide pillar 201 supports described upper cover plate 101 and described top plate 103 etc.
Further, also comprise horizontal duct 203 and vertical conduit 204, described horizontal duct 203 is connected the relative side of described top plate 103 with described lower template 104 respectively, described vertical conduit 204 is connected described upper cover plate 101 and described lower template 104, and described horizontal duct 203 and described vertical conduit 204 are all the hollow circular cylinders of both ends open.
Wherein, described horizontal duct 203 is connected the relative side of described top plate 103 with described lower template 104 respectively, described top plate 103 and described lower template 104 are preferably rectangular parallelepiped, described relative side is then face relative around described rectangular parallelepiped, and described like this horizontal duct 203 is in the state of the end face and bottom surface that are parallel to described rectangular parallelepiped.
As preferably, the two ends of described horizontal duct 203 and described vertical conduit 204 are provided with outside screw, simultaneously, the relative side of described top plate 103 and described lower template 104, described upper cover plate 101 is provided with and the hole that described outside screw mates mutually with on the panel of described lower template 104, the external diameter of described horizontal duct 203 and described vertical conduit 204 is greater than the internal diameter in described hole, can ensure that described horizontal duct 203 and described vertical conduit 204 can be screwed in described hole smoothly like this, described horizontal duct 203 also can be separated easily with described vertical conduit 204 simultaneously.
On the other hand, the outer wall of described horizontal duct 203 and described vertical conduit 204 is enclosed with heat-resisting rubber. Owing to, in the process of injection moulding stream, the temperature in described mould of plastics is higher, it is thus desirable to wrap up heat-resisting rubber with heat insulation at its outer wall. And between described heat-resisting rubber and the outer wall of described vertical conduit 204, there is space.
Embodiment 2
The device that present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the present embodiment part does not mention part, can with reference to corresponding contents in the first embodiment.
The bottom of described lower cover 102 is provided with cavity, is provided with cooling water channel in described cavity, the water-storing device that the both sides of described lower cover 102 are provided with described cooling water channel two ends are connected.
As preferably, being provided with cooling water channel in described cavity, the inside of described cooling water channel can be provided with multilayer cooling layer, can effectively improve speed of cooling like this, reduces cooling time, thus improves the quality of products; The vertical range that cooling water channel on each described cooling layer arrives die cavity everywhere is all equal, make described mould of plastics homogeneous temperature everywhere consistent with speed of cooling, thus effectively prevent the described mould of plastics from deforming, ensure that quality product, it is to increase production efficiency; Each described cooling layer is connected by the mode of welding, ensure that described mould of plastics still keeps good in the situation seal performance of very high pressure.
The mould of plastics that the utility model is obtained by above-mentioned design, has structure simple, in use, it is possible to effectively reduces the manufacturing cost of product and extends the advantages such as work-ing life.
The foregoing is only preferred implementation of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a mould of plastics, it is characterized in that, comprise cover plate, lower cover, top plate, lower template and purt mouth, described upper cover plate is removably installed in the top of described top plate, the upper end of described lower cover is provided with multiple square iron block, the upper end of described multiple square iron block is fixedly attached to described lower template, the lower end of described top plate is provided with die cavity, described die cavity is connected with described purt mouth, the upper end of described lower template is provided with type core, it is provided with, between described type core and described die cavity, block of loosing core, the gap for shaping plastic is there is in described loosing core between block and described type core.
2. mould of plastics according to claim 1, it is characterized in that, the middle part of described upper cover plate is provided with through hole, and the lower end of described purt mouth is connected through described top plate with the die cavity of described top plate, upper end is connected with described through hole, and the top of described through hole is provided with retaining ring.
3. mould of plastics according to claim 1, it is characterised in that, described multiple square iron block is all fixed by screws in the upper end of described lower cover and the lower end of described lower template.
4. mould of plastics according to claim 1, it is characterised in that, described type core and described die cavity are all provided with limited block, described in loose core block between described limited block, described limited block is for the scope of activity of block of loosing core described in limiting.
5. mould of plastics according to claim 4, it is characterised in that, described type core and described die cavity are provided with screw thread insert.
6. mould of plastics according to claim 1, it is characterized in that, the lower edge of described upper cover plate is provided with upper guide post, the upper end-face edge of described lower template is provided with the lower guide pillar corresponding with described upper guide post, described upper guide post and described lower guide pillar removably connect, the outside surface of described upper guide post and described lower guide pillar is provided with guide pin bushing, and described upper guide post and described lower guide pillar are for connecting described upper cover plate and described lower template.
7. mould of plastics according to claim 1, it is characterized in that, also comprise horizontal duct and vertical conduit, described horizontal duct is connected the relative side of described top plate with described lower template respectively, the described vertical conduit described upper cover plate of connection and described lower template, described horizontal duct and described vertical conduit are all the hollow circular cylinders of both ends open.
8. mould of plastics according to claim 7, it is characterised in that, the outer wall of described upper conduit and described overflow pipe is enclosed with heat-resisting rubber.
9. mould of plastics according to claim 8, it is characterised in that, between described heat-resisting rubber and the outer wall of described overflow pipe, there is space.
10. mould of plastics according to claim 1, it is characterised in that, the bottom of described lower cover is provided with cavity, is provided with cooling water channel in described cavity, the water-storing device that the both sides of described lower cover are provided with described cooling water channel two ends are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917908.9U CN205272495U (en) | 2015-11-17 | 2015-11-17 | Plastic mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917908.9U CN205272495U (en) | 2015-11-17 | 2015-11-17 | Plastic mould |
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| Publication Number | Publication Date |
|---|---|
| CN205272495U true CN205272495U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520917908.9U Active CN205272495U (en) | 2015-11-17 | 2015-11-17 | Plastic mould |
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| CN (1) | CN205272495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252716A (en) * | 2015-11-17 | 2016-01-20 | 重庆持恒模具有限公司 | Plastic mold |
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2015
- 2015-11-17 CN CN201520917908.9U patent/CN205272495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252716A (en) * | 2015-11-17 | 2016-01-20 | 重庆持恒模具有限公司 | Plastic mold |
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