CN206579087U - Zipper forming mould and slide fastener - Google Patents
Zipper forming mould and slide fastener Download PDFInfo
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- CN206579087U CN206579087U CN201720299182.6U CN201720299182U CN206579087U CN 206579087 U CN206579087 U CN 206579087U CN 201720299182 U CN201720299182 U CN 201720299182U CN 206579087 U CN206579087 U CN 206579087U
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- square
- forming cavity
- material feeding
- zipper
- forming
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Abstract
The utility model discloses a kind of Zipper forming mould and slide fastener, wherein Zipper forming mould includes the template that two pieces of laminatings are set, the square forming cavity for being molded square is provided between two pieces of templates, including two square material feeding passages, one the square material feeding passage is connected with the side of the square forming cavity through-thickness, and another square material feeding passage is connected with the opposite side of the square forming cavity through-thickness.In the Zipper forming mould, by the square material feeding passage of two difference connection side's formation of lots chamber through-thickness both sides, the cross section of wall scroll material feeding passage can be reduced, and then greatly reduce the volume of sprue outer lug.It ensure that the both sides of square are distributed uniform close simultaneously, it is ensured that overall is attractive in appearance, and enhances the stiction force between square and strap, in summary, and the Zipper forming mould can efficiently solve the problem of square injection molding effect is bad.
Description
Technical field
The utility model is related to connector technical field, more specifically to a kind of Zipper forming mould, further relates to one
Plant slide fastener.
Background technology
With the development of prior art, the use and species of slide fastener are more and more, and usage quantity is increasing, so
People also can more and more higher for the requirement of slide fastener.Slide fastener common at present generally comprises relative on two straps, two cloth bands
The chain tooth that side is respectively arranged with chain tooth, and two cloth bands is mutually twisted, and pull head is provided with chain tooth.Pull head is to one
End is slided, and the chain tooth on two cloth bands is separated, and the end is referred to as lower end, is typically provided with square and plunger；And slided to the other end
When dynamic, the chain tooth on two cloth bands is closed, and the end is commonly referred to as upper end, is typically provided with only, only to prevent to draw by upper
Head departs from chain tooth.
Slide fastener common at present, wherein above stopping, plunger and square are all that mould is typically wrapped by mold injection molding
Upper die and lower die are included, forming cavity is set between upper die and lower die.For wherein square, it is contemplated that inside needs to set bar-inserting hole
And strap slot, so needing using core pulling shaping.Wherein need to set sprue, mould common at present on square forming cavity
The side of the general side, wherein square that sprue is all arranged on to square of tool, should be that from the point of view of the both sides of strap, i.e., slide fastener is sealed
Inside and outside mouthful.
But studied for a long period of time discoverys by inventor, it is contemplated that the thickness of square, so sprue is than larger, and because of from
The side material feeding of square, in actual material feeding, it is easy to cause the opposite side of square to there is the problem of material feeding is not full, then also
The occlusion property between square and strap can be caused bad, cause the service life of slide fastener inadequate.
In summary, the problem of square injection molding effect is bad how is efficiently solved, is current people in the art
Member's urgent problem.
Utility model content
In view of this, first purpose of the present utility model is to provide a kind of Zipper forming mould, the Zipper forming mould
Tool can efficiently solve the problem of square injection molding effect is bad, and second purpose of the present utility model is to provide a kind of drawing
Chain.
In order to reach above-mentioned first purpose, the utility model provides following technical scheme：
Being provided between a kind of Zipper forming mould, including the template that two pieces of laminatings are set, two pieces of templates is used for into
The square forming cavity of type square, including two square material feeding passages, a square material feeding passage and the square forming cavity
The side connection of through-thickness, another square material feeding passage and the opposite side of the square forming cavity through-thickness
Connection.
Preferably, the square material feeding passage is connected with the upper end of the square forming cavity.
Preferably, the upper end of the square forming cavity is provided with the rods forming cavity for being molded rods, in addition to for
It is molded the groove being provided with the plunger forming cavity of plunger, the rods forming cavity for being molded dogging shoulder boss in the outside of rods
Portion, the plunger shaping is provided with boss portion to be molded the card being mutually engaged by clamping along the vertical direction with the dogging shoulder boss
Groove.
Preferably, on the rods forming cavity in the length and the plunger forming cavity of the concave part upper portion
Length difference positioned at the boss portion upper portion is equal with the pitch of target slide fastener coupling element.
Preferably, including upper only forming cavity and with the upper material injection stopping mouthful that forming cavity connect upper only, the upper only shaping
It is provided with the upper only outside shaping side of chamber for the lug boss in upper only outside shaping groove, the sprue is arranged on described
On the crowning of exterior projection.
Preferably, the sprue is arranged on the crowning of the lug boss and the upper side infall of the lug boss.
Preferably, in two pieces of templates, the guiding that guide direction is mold closing direction is provided with a template
The pilot hole being engaged with lead is provided with post, another described template.
Preferably, in addition to for making two pieces of relatively-stationary clamping cylinders of template.
A kind of Zipper forming mould that the utility model is provided, specific Zipper forming mould includes two pieces of laminatings and set
Template, be provided with the square forming cavity for being molded square between two pieces of templates, wherein square forming cavity is used for the side of shaping
Block, while there is provided two square material feeding passages, in two square material feeding passages, wherein a square material feeding passage and side
The side connection of formation of lots chamber through-thickness, and another square material feeding passage and square forming cavity through-thickness is another
Side is connected, so that by two square material feeding passages, the plastics of pulpous state are injected separately into from square forming cavity both sides.
According to above-mentioned technical scheme, it is recognised that in the application Zipper forming mould, after two template assemblies,
Square forming cavity is formed, fluid-like material is then injected into square forming cavity from two square material feeding passages simultaneously, then etc.
After after square shaping, template is separated.In the Zipper forming mould, pass through two difference connection side's formation of lots chamber through-thickness
The square material feeding passage of both sides, can realize from the both sides of square forming cavity through-thickness and be injected separately into material, work as total flow
When constant, the cross section of wall scroll material feeding passage can be reduced, and then greatly reduce the volume of sprue outer lug.While block
The both sides of edge side's thickness direction are respectively while injected plastic, when can be effectively prevented from injecting from side, there is cavity in opposite side
The problem of, it is ensured that the both sides of square are distributed uniform close, it is ensured that overall is attractive in appearance, and enhance square and strap it
Between stiction force, in summary, the Zipper forming mould can efficiently solve the problem of square injection molding effect is bad.
In order to reach above-mentioned second purpose, the utility model additionally provides a kind of slide fastener, and the square of the slide fastener passes through upper
State any Zipper forming mold injection molding.Because above-mentioned Zipper forming mould has above-mentioned technique effect, by above-mentioned
The slide fastener of Zipper forming mold injection molding should also have corresponding technique effect.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation for the Zipper forming mould that Fig. 1 provides for the utility model embodiment；
The cross-sectional structure schematic diagram for the square forming cavity inward-outward direction that Fig. 2 provides for the utility model embodiment；
Fig. 3 for the formed in mould slide fastener of Zipper forming that the utility model embodiment is provided partial structural diagram.
Marked in accompanying drawing as follows：
Template 1, square forming cavity 2, square material feeding passage 3, rods forming cavity 4, plunger forming cavity 5, above stop forming cavity 6,
Upper material injection stopping mouthful 7, square 8, rods 9, plunger 10.
Embodiment
The utility model embodiment discloses a kind of Zipper forming mould, to efficiently solve square injection molding effect not
The problem of good.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-Fig. 2, the structural representation for the Zipper forming mould that Fig. 1 provides for the utility model embodiment；Fig. 2
The cross-sectional structure schematic diagram of the square forming cavity inward-outward direction provided for the utility model embodiment.
In a kind of specific embodiment, a kind of Zipper forming mould is present embodiments provided, the specific Zipper forming mould
Tool includes the template 1 that two pieces of laminatings are set, and the square forming cavity 2 for being molded square is provided between two pieces of templates 1, may be used also
To be provided with the plunger forming cavity 5 for being molded plunger on the mould, and two are used to be molded only upper only forming cavity 6.
In order that two pieces of templates 1 are preferably closed, it is mold closing direction that guide direction can be provided with one in two pieces of templates 1
Lead, and the pilot hole being engaged with above-mentioned lead is set on another.It can pass through card between wherein two pieces templates 1
Pawl is clamped, it is contemplated that slide fastener is mainly used on clothing, is preferably provided for making two pieces of templates 1 relatively-stationary herein
Clamping cylinder.
Wherein square forming cavity 2 is used to be molded square, and square is directly injection-moulded in the lower end of strap, square through-thickness
Cross section is square.It is provided with above and below the jack inserted for plunger, jack and extends in upper end, the lower end of jack can be provided with
Bottom hole, can also be not provided with bottom hole, so that jack extends directly to the lower end surface of square, the shaping of jack, one for convenience
As be molded using core pulling, i.e., using jack core pulling shaping, and be provided with template 1 jack core pulling pushing mechanism.Simultaneously
It is connected in view of strap with plunger, typically the outside in square, i.e. the side of the strap away from self-adhesion is provided with strap cunning
Road, to facilitate the strap of plunger adhesion to follow plunger to move, the wherein shaping of strap slideway, it is also preferred that being carried out using slideway core pulling
Shaping.Wherein the outside of square, is that the cloth of its relative adhesion is brought with reference to illustrating, the side close to the strap of its adhesion is interior
Side, and the side of the strap away from its adhesion is then outside.
In the mould, there is provided square material feeding passage 3, by the square material feeding passage 3 by the plastic slurry side of being injected into
In formation of lots chamber 2.In the present embodiment, while there is provided two square material feeding passages 3, in two square material feeding passages 3,
Wherein one square material feeding passage 3 and the side two of the through-thickness of square forming cavity 2 lead to, and another square material feeding passage 3
Connected with the opposite side of the through-thickness of square forming cavity 2, with by two square material feeding passages 3, from the both sides of square forming cavity 2
It is injected separately into the plastics of pulpous state.It should be noted that the thickness direction of the thickness direction of square forming cavity 2, as square, and side
The thickness direction of block refers to the vertical line direction of the thickness direction of strap, i.e. strap, used as the slide fastener of clothes, then square
The inside and outside direction of thickness direction, as clothing., can herein it should also be noted that, the both sides of the through-thickness of square forming cavity 2
To be divided from the median plane on thickness direction.Two of which square material feeding passage 3 can be arranged at a template 1
On, it can also be arranged on simultaneously in two templates 1.
In the present embodiment, in the application Zipper forming mould, after two templates 1 are assembled, square forming cavity is formed
2, then injected simultaneously from two square material feeding passages 3 into square forming cavity 2 after fluid-like material, then wait square shaping
Afterwards, template 1 is separated.In the Zipper forming mould, pass through the side of two through-thickness both sides of difference connection side's formation of lots chamber 2
Block material feeding passage 3, can realize from the both sides of the through-thickness of square forming cavity 2 and be injected separately into material, when total flow is constant,
The cross section of wall scroll square material feeding passage 3 can be reduced, and then greatly reduce the volume of sprue outer lug.Simultaneously along side
The both sides of formation of lots chamber thickness direction are respectively while injection material, when can be effectively prevented from injecting from side, opposite side is present
Empty the problem of, and then ensure that the both sides of square are distributed uniform close, it is ensured that overall is attractive in appearance, and enhances square
Stiction force between strap, in summary, it is bad that the Zipper forming mould can efficiently solve square injection molding effect
The problem of.
Further, preferred square material feeding passage 3 is connected with the upper end of square forming cavity 2 herein, so that the note on square
Material mouth is in the upper end of square, i.e., above-mentioned two square material feeding passages 3, and square material feeding passage 3 and square forming cavity 2 are along thickness
The side upper end for spending direction is connected, and on the opposite side on another square material feeding passage 3 and the through-thickness of square forming cavity 2
End connection is, it is necessary to which explanation, the wherein upper end of square and square forming cavity 2, refer under square application state, joined
Elaboration is examined, in a state of use, latch is inserted into square square from the upper end of square.Specifically can be in the thickness along square
Spend on direction, above-mentioned two square material feeding passages 3 are set respectively in the both sides of jack core pulling.During the use of square, people
Hand typically only touches the both sides on the lower end and square through-thickness of square, without touching square upper end, so will
Sprue is arranged on the upper end of square, can be effectively prevented from the burr that human hand touches square sprue residual, while drawing
In the state of chain closes or opened, the upper end of square is difficult to be observed, and makes square more attractive in appearance.
Referring to Fig. 3, the partial structural diagram for the formed in mould slide fastener of Zipper forming that Fig. 3 the present embodiment is provided.
The upper end inner side of square 8 typically can also be provided with rods 9, and the shape of rods 9 is similar with the shape of plunger 10, plays attractive in appearance
Effect.Based on this, the rods forming cavity 4 for being molded rods 9 can be provided with the upper end of square forming cavity 2, while two
It is provided for being molded the plunger forming cavity 5 of plunger 10 between individual template 1.In order to which slide fastener both sides chain tooth has preferably engagement property,
Preferably be provided with herein on rods forming cavity 4 for the outside of rods 9 be molded dogging shoulder boss concave part, and plunger into
Boss portion is provided with die cavity 5 for being molded the neck being mutually engaged by clamping along the vertical direction with dogging shoulder boss, so that in rods 9
Outside shaping dogging shoulder boss, and in the neck that is engaged with above-mentioned dogging shoulder boss of outside shaping of plunger 10, so that after being molded
Rods 9 and plunger 10 can be along the vertical direction engaged by clamping with neck by dogging shoulder boss, to pass through dogging shoulder boss and neck
Prevent plunger 10 and rods 9 from relatively moving along the vertical direction, can not only effectively prevent to move down in the relative rods 9 of plunger 10
It is dynamic, it can effectively prevent plunger 10 from departing from square.The relation of positioning can be formed between dogging shoulder boss and neck simultaneously, can
Effectively ensure slide fastener left and right sides chain tooth relative altitude, so that the chain tooth of slide fastener both sides is easier occlusion.
Further, it is contemplated that the chain tooth of slide fastener both sides, which mutually staggers, to be engaged, so in practice, it is easy to go out
It is existing, otherwise make it is transitional bad between rods and chain tooth, or be transitional bad between plunger and chain tooth.So being based on
This, is located at the length of concave part upper portion herein on preferred rods forming cavity 4, with being located on plunger forming cavity 5 in boss portion
The length difference of side part, and the pitch of the chain tooth of target slide fastener are equal, even if upper end end face and the upper end end of plunger of rods
The difference of a pitch is formed between face, so that rods and plunger are and chain tooth has good connectivity.Explanation is needed herein
, wherein target slide fastener is to refer to the slide fastener for needing to be molded square and plunger.
Further, the upper only outside shaping side of preferably upper only forming cavity 6 is provided with the convex of upper only outside shaping groove
The portion of rising, wherein inner side refers to the side of the strap close to its adhesion, and outside refers to the side away from its adhesion strap.
Upper only outside shaping groove, i.e., in the upper only side shaping groove away from strap.The upper only outside of wherein upper only forming cavity 6 is molded
Side, which is referred to, is used for the side for being molded only outside on forming cavity, this is then no longer sideways plane after addition lug boss, and
It is bending side.It should also be noted that, on upper thickness direction only, the two ends of groove can have cell wall or edge
The direction is open-minded, i.e., in this direction, and groove two ends have notch.I.e. now lug boss along it is upper only thickness direction width with
The upper only width of forming cavity 6 in this direction is equal.Wherein upper material injection stopping mouthful 7 is used to connect with upper only forming cavity 6, to pass through this
Sprue to the plastics for only injecting flow-like on this in forming cavity 6, with upper only forming cavity 6 in shaping only.Wherein sprue
Size shape, may be referred to prior art.The sprue is arranged on the crowning of the crowning of lug boss, wherein lug boss
The top surface of lug boss is referred to, top surface is different from bottom surface herein.Herein it should be noted that wherein top surface is probably one flat
Face, and be connected by side with bottom surface, it is also possible to a curved surface, directly it is connected with bottom surface, is not limited in any way herein.
Further, the upper side of crowning and lug boss that preferred upper material injection stopping mouthful 7 is arranged on lug boss intersects herein
Place, i.e., now upper material injection stopping mouthful 7 is located at the upper end of groove.So that the burr that upper material injection stopping mouthful 7 is produced is located at upper only groove
Upside.On the upside of wherein, the installment state stopped above is upper to stop in the mounted state, for installed in the upper end of slide fastener as reference.
In the upside of upper groove only, downside, middle part compared to groove can be more difficult to contact with skin.Further, in order to be molded
Convenient, the inside upper direction in the inner of preferred upper material injection stopping mouthful 7 is tilted herein, and preferably 40 degree of the angle of material feeding direction and horizontal plane
To between 50 degree, and preferably 45 degree.In favor of more easily disperseing plastic slurry, to facilitate upper shaping only.
Based on the Zipper forming mould provided in above-described embodiment, the utility model additionally provides slide fastener, the side of the slide fastener
Block passes through any of the above-described kind of Zipper forming mold injection molding.Because the square of the slide fastener passes through above-mentioned Zipper forming mould
Injection molding, so the beneficial effect of the slide fastener refer to above-described embodiment.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (9)
1. it is provided between a kind of Zipper forming mould, including the template that two pieces of laminatings are set, two pieces of templates for being molded
The square forming cavity of square, it is characterised in that also including two square material feeding passages, a square material feeding passage with it is described
The side connection of square forming cavity through-thickness, another square material feeding passage and the square forming cavity are along thickness side
To opposite side connection.
2. Zipper forming mould according to claim 1, it is characterised in that the square material feeding passage and the square into
The upper end connection of die cavity.
3. Zipper forming mould according to claim 2, it is characterised in that the upper end of the square forming cavity is provided with use
It is provided with the rods forming cavity of shaping rods, in addition to for being molded on the plunger forming cavity of plunger, the rods forming cavity
Concave part for being molded dogging shoulder boss in the outside of rods, plunger shaping be provided with boss portion for shaping with it is described
The neck that dogging shoulder boss is mutually engaged by clamping along the vertical direction.
4. Zipper forming mould according to claim 3, it is characterised in that be located at the groove on the rods forming cavity
The length of portion upper portion is differed and target slide fastener with the length on the plunger forming cavity positioned at the boss portion upper portion
The pitch of chain tooth is equal.
5. the Zipper forming mould according to claim any one of 1-4, it is characterised in that including upper only forming cavity and with institute
State and be provided with the upper material injection stopping mouthful of only forming cavity connection, the upper upper only outside shaping side for stopping forming cavity for stopping upper
The lug boss of outside shaping groove, the sprue is arranged on the crowning of the exterior projection.
6. Zipper forming mould according to claim 5, it is characterised in that the sprue is arranged on the lug boss
The upper side infall of crowning and the lug boss.
7. Zipper forming mould according to claim 5, it is characterised in that in two pieces of templates, a mould
The lead that guide direction is mold closing direction is provided with plate, leading of being engaged with lead is provided with another described template
Xiang Kong.
8. Zipper forming mould according to claim 7, it is characterised in that also including for making two pieces of templates relative
Fixed clamping cylinder.
9. a kind of slide fastener, including square, it is characterised in that the square passes through the slide fastener as described in claim any one of 1-8
Mould injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299182.6U CN206579087U (en) | 2017-03-24 | 2017-03-24 | Zipper forming mould and slide fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720299182.6U CN206579087U (en) | 2017-03-24 | 2017-03-24 | Zipper forming mould and slide fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206579087U true CN206579087U (en) | 2017-10-24 |
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ID=60114900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720299182.6U Active CN206579087U (en) | 2017-03-24 | 2017-03-24 | Zipper forming mould and slide fastener |
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| Country | Link |
|---|---|
| CN (1) | CN206579087U (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 |
-
2017
- 2017-03-24 CN CN201720299182.6U patent/CN206579087U/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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