CN205685662U - A kind of bottom stop device on zipper injection mold - Google Patents
A kind of bottom stop device on zipper injection mold Download PDFInfo
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- CN205685662U CN205685662U CN201620611114.4U CN201620611114U CN205685662U CN 205685662 U CN205685662 U CN 205685662U CN 201620611114 U CN201620611114 U CN 201620611114U CN 205685662 U CN205685662 U CN 205685662U
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Abstract
This utility model relates to a kind of bottom stop device on zipper injection mold, including upper die and lower die, bottom stopper die cavity is formed after upper die and lower die matched moulds, bottom stopper die cavity is divided into upper left to stop die cavity, upper right stops die cavity, die cavity is stopped in lower-left and die cavity is stopped in bottom right, upper mold is provided with 4 nozzles, nozzle stops die cavity toward upper left respectively, upper right stops die cavity, die cavity is stopped in lower-left, stop down in die cavity and inject plastics, article two, chain belt is transmitted between upper die and lower die, outside melted 4 nozzles of plastic warp are directly entered upper left and stop die cavity, upper right stops die cavity, die cavity is stopped in lower-left, stop down in die cavity, compared with prior art, plastics are not left in runner but are directly entered die cavity, save plastics 60%～70%, improve the utilization rate of plastics, reduce production cost, do not have runner clogging, without often cleaning runner, improve production efficiency.
Description
Technical field
This utility model relates to zipper mould field, is specifically related to a kind of bottom stop device on zipper injection mold.
Background technology
Slide fastener be a kind of make article and close or separate connector, life is largely used to clothing, bag, tent
Deng, slide fastener mainly by chain tooth, pull head, upper only, lower only, chain belt form, wherein upper only and be the most only key component, they are directly determined
Determine pull head whether can normal drawing slide fastener, be the most only affixed in tooth chain belt, when limiting tooth chain drawing, pull head skids off tooth chain belt
Retainer, under be only affixed in tooth chain belt, limit tooth chain when pulling open pull head skid off tooth chain belt, and make the both sides tooth chain belt can not
Distinct retainer, owing to general slide fastener has two panels chain belt, more than stop and descend only the most respectively by two parts totally 4 form.
Upper only and lower be only molded generally by injection mold, bottom stopper injection mold such as Fig. 1 institute of prior art
Showing, plastics flow to the die cavity of mould through four sub-runners 01, and the mould of this kind of structure is because being divided into four the plastics one flow to
Flowing to four sub-runners, the plastics that four sub-runners are wasted are 2:1 with the weight ratio of injection-molded finished bottom stopper, and plastics utilization rate is very
Low, add production cost, when mould does not works, such as clear stream not in time, plastics can cool down blocking four sub-runners 01, so that mould
Can not normally depanning, impact is normal to be produced, and reduces production efficiency, and because plastics one are divided into four, injection pressure that need to be the biggest
Could be higher to the performance requirement of moulding in plastic injection to mold cavity, limit its range.
Utility model content
In order to solve the technical problems such as existing bottom stopper injection mold waste plastics, easily blocking, range be limited, this reality
Fast, the bottom stop device on zipper injection mold of material-saving, reasonable in design by a kind of injection moulding speed of novel offer, concrete technical scheme is such as
Under:
A kind of bottom stop device on zipper injection mold, for being molded bottom stopper, including upper die and lower die, upper mold to the chain belt of slide fastener
With composition bottom stopper die cavity after lower mold matched moulds, bottom stopper die cavity is divided into upper left to stop die cavity, upper right stops die cavity, die cavity is stopped in lower-left and the right side
Stopping down die cavity, upper mold is provided with 4 nozzles, and nozzle stops die cavity toward upper left respectively, upper right stops die cavity, die cavity is stopped in lower-left, stop down die cavity
Middle injection plastics, two chain belt transmit between upper die and lower die, and nozzle injection plastics respectively enter upper left and only stop die cavity, upper right
Die cavity, lower-left stop die cavity, stop die cavity down, and plastics are molded into bottom stopper in chain belt.
As another kind of preferred version of the present utility model, described lower mold is provided with two symmetrical chain troughs of belt, chain belt
Upload defeated at chain trough of belt, upper left only die cavity, upper right only die cavity, lower-left only die cavity, stop die cavity down and be located at the avris of chain trough of belt.
As another kind of preferred version of the present utility model, described lower mold is provided with the push rod ejecting chain belt.
As another kind of preferred version of the present utility model, at mould outlet, it is provided with two location limiting chain belt position
Post.
As another kind of preferred version of the present utility model, described upper mold is provided with the jack inserted for nozzle.
The beneficial effects of the utility model: when using bottom stop device on zipper injection mold of the present utility model, outside melts
4 nozzles of plastic warp are directly entered that die cavity is stopped in upper left, upper right stops die cavity, die cavity is stopped in lower-left, stop down in die cavity, with prior art phase
Ratio, plastics are not left in runner but are directly entered die cavity, save plastics 60%～70%, improve the utilization rate of plastics, reduce
Production cost, and do not have runner clogging, it is not necessary to often clean runner, save the production time, improve production efficiency,
It addition, single nozzle injects plastics in single die cavity, it is ensured that can provide sufficient injection pressure, upper and lower stop member can normally become
Type, relatively low to the performance requirement of injection machine, it is applicable to major part injection machine, range is wide.
Accompanying drawing explanation
Fig. 1 is the structure chart of prior art；
Fig. 2 is axonometric chart of the present utility model；
Fig. 3 is the axonometric chart of lower mold of the present utility model；
Fig. 4 is the axonometric chart after upper mold of the present utility model upset；
Fig. 5 is the axonometric chart of nozzle of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is described further:
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only
Must have specific for the ease of describing this utility model and simplification description rather than instruction or the position of hint indication or element
Orientation, with specific azimuth configuration and operation.
As shown in Figure 1 to 4, a kind of bottom stop device on zipper injection mold, for the chain belt of slide fastener is molded bottom stopper, including
Forming bottom stopper die cavity after upper mold 1 and lower mold 2, upper mold 1 and the 2-in-1 mould of lower mold, bottom stopper die cavity is divided into upper left to stop die cavity 3, upper right
Stop die cavity 4, lower-left stops die cavity 5 and die cavity 6 is stopped in bottom right, and upper mold 1 is provided with 4 nozzles 7, and nozzle 7 stops die cavity 3, the right side respectively toward upper left
Upper only die cavity 4, lower-left stop die cavity 5, injection plastics in die cavity 6 are stopped in bottom right, and two chain belt are transmitted between upper mold 1 and lower mold 2, penetrate
Mouth 7 injects that plastics respectively enter that die cavity 3 is stopped in upper left, upper right stops die cavity 4, die cavity 5 is stopped in lower-left, cooling molding in die cavity 6 is stopped in bottom right,
Plastics are fixed in chain belt the most only to be become and stops down.
Concrete, as it is shown on figure 3, lower mold 2 is provided with two symmetrical chain troughs of belt 8, chain belt is transmitted on chain trough of belt 8,
Upper left only die cavity, upper right only die cavity, lower-left only die cavity, stop die cavity down and be located at the avris of chain trough of belt 8, treat that die cavity 3, upper right are stopped in upper left
After only die cavity 5 is stopped in die cavity 4, lower-left, bottom right stops molten plastic cooling molding die cavity 6 within, upper only fixing with lower fastening type pacify
Being contained in chain belt, outside drive mechanism drives chain belt to go out next station from upper mold 1 and lower mold 2 intermediate conveyor.
Concrete, lower mold 2 is provided with push rod, and push rod push rod groove bottom lower mold 2 stretches out and ejects chain belt, and chain belt drives cooling
After solidification upper only and lower anti-avulsion mould, thus directly stretch out from die cavity without push rod and only eject and lower stop, it is to avoid plastics are let out
Dew.It addition, be provided with two locating dowels 9 limiting chain belt positions at mould outlet, two locating dowel 9 scalable between it away from
From, thus limit the position of chain belt.Upper mold 1 is provided with the jack inserted for nozzle 7, it is simple to changing nozzle 7, injection mouth 7 damages not
Can normally work, nozzle 7 can be individually replaced, and without more mold exchange, very convenient, cost-effective.
In a word, when using bottom stopper injection mold of the present utility model injection bottom stopper, nozzle 7 directly arrives plastic injection
In die cavity, can effectively save plastics, prevent plastics from wasting because being diverted in runner, improve the utilization rate of plastics, do not have
Runner clogging, saves the production time, improves production efficiency, meets actually used needs.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations, for the ordinary skill of this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (5)
1. a bottom stop device on zipper injection mold, for being molded bottom stopper, including upper die and lower die, its feature to the chain belt of slide fastener
It is: forming bottom stopper die cavity after upper die and lower die matched moulds, bottom stopper die cavity is divided into upper left to stop die cavity, upper right stops die cavity, lower-left
Only die cavity is stopped in die cavity and bottom right, and upper mold is provided with 4 nozzles, and nozzle stops die cavity toward upper left respectively, upper right stops die cavity, type is stopped in lower-left
Chamber, stopping and inject plastics in die cavity down, two chain belt transmits between upper die and lower die, and nozzle injection plastics respectively enter upper left to be stopped
Die cavity, upper right stop die cavity, die cavity is stopped in lower-left, stop down die cavity, and plastics are molded into bottom stopper in chain belt.
A kind of bottom stop device on zipper injection mold the most according to claim 1, it is characterised in that: described lower mold is provided with two phases
Mutually symmetrical chain trough of belt, chain belt is uploaded defeated at chain trough of belt, upper left only die cavity, upper right only die cavity, lower-left only die cavity, stops die cavity down and sets
Avris at chain trough of belt.
A kind of bottom stop device on zipper injection mold the most according to claim 1, it is characterised in that: described lower mold is provided with and ejects chain
The push rod of band.
A kind of bottom stop device on zipper injection mold the most according to claim 1, it is characterised in that: it is provided with two at mould outlet
Limit the locating dowel of chain belt position.
A kind of bottom stop device on zipper injection mold the most according to claim 1, it is characterised in that: described upper mold is provided with for nozzle
The jack inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620611114.4U CN205685662U (en) | 2016-06-20 | 2016-06-20 | A kind of bottom stop device on zipper injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620611114.4U CN205685662U (en) | 2016-06-20 | 2016-06-20 | A kind of bottom stop device on zipper injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205685662U true CN205685662U (en) | 2016-11-16 |
Family
ID=57416136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620611114.4U Active CN205685662U (en) | 2016-06-20 | 2016-06-20 | A kind of bottom stop device on zipper injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205685662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366862A (en) * | 2018-12-03 | 2019-02-22 | 深圳市蓝瑟机电科技有限公司 | Stop injection forming mold on zipper blocks |
-
2016
- 2016-06-20 CN CN201620611114.4U patent/CN205685662U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366862A (en) * | 2018-12-03 | 2019-02-22 | 深圳市蓝瑟机电科技有限公司 | Stop injection forming mold on zipper blocks |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |