CN103478994A - Forming die for zipper square block, zipper square block and zipper - Google Patents
Forming die for zipper square block, zipper square block and zipper Download PDFInfo
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- CN103478994A CN103478994A CN201210199615.2A CN201210199615A CN103478994A CN 103478994 A CN103478994 A CN 103478994A CN 201210199615 A CN201210199615 A CN 201210199615A CN 103478994 A CN103478994 A CN 103478994A
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- zipper
- belt
- blocks
- square block
- cloth
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Abstract
The invention discloses a zipper square block, which comprises a square block body. A fabric strip groove is formed in the square block body, and the width of the fabric strip groove is gradually increased upwards from the bottom of the square block body. A diverging structural form is adopted for the fabric strip groove, and a larger opening for inserting an insertion pin is formed in the square block body, so that the insertion pin can be conveniently inserted, abrasion caused by the deformation of the fabric strip groove due to the thermal expansion and contraction of the zipper square block in a production process to a fabric adhesive on a zipper can also be reduced, and the problem of high abrasion rate of the fabric adhesive after the fabric strip groove is deformed in the prior art is solved. The invention also discloses the zipper, which comprises the zipper square block. The fabric strip groove in the zipper square block is the diverging groove, and the zipper square block with the diverging fabric strip groove has the advantage that the abrasion to the fabric adhesive is reduced. The invention also discloses a forming die for the zipper square block. A fabric strip groove die-forming block on the forming die is a tapered die-forming block, and is tapered upwards from the bottom of a die main body. The forming die is used for producing the zipper square block.
Description
Technical field
The present invention relates to footwear and take technical field, particularly a kind of shaping zipper blocks mould and a kind of zipper blocks and a kind of slide fastener.
Background technology
Single separating zipper square is the parts that are connected for two straps in slide fastener, and in prior art, what the production of single separating zipper square adopted is injection molding process.Injection moulding is a kind of method of industrial products production moulding, can divide injection mould platen press and casting die.The main production equipments of carrying out using in the injection moulding production process comprises injection machine and mould, and injection machine comprises that two critical pieces are respectively: for melting with liquid plastic is sent into to injection device and the mold closing mechanism of mould.The effect of mold closing mechanism is: the first, make mould sustain closure in the injection pressure situation; The second, goods are taken out injection device before plastics inject mould by its melting, then controlled pressure and speed are injected mould by melt.
Because Shooting Technique is that fluent material (being mainly the plastics that are molten state) solution is injected in mould, thereby formation product, therefore, inject at fluent material the situation that the process of mould will cause the air generation convection current in fluent material and mould to collide, so will affect the mouldability of product.Especially in the manufacture process of single separating zipper square, the opening part of going up the cloth trough of belt due to single separating zipper square (following referred to as square) designs for right-angle structure, and mould also designs for right-angle structure at corresponding position.When injection moulding, fluent material, under the injection pressurization of injection molding machine, injects directly in mould, due to the design of the right-angle structure in mould, will make fluent material carry out punching press to air and produce certain vacuum.The physical dimension of single separating zipper square is less, once the above-mentioned situation that occurs vacuum in injection moulding process occurs, will make product that larger deformation occurs, the serious square that will cause is directly scrapped, and has affected dramatically the production efficiency of single separating zipper square.
In order to address the above problem, available technology adopting on square the opening part of cloth trough of belt add the injection moulding process of the upper and lower connecting key of cloth trough of belt, use connecting key to guide in injection moulding process fluent material, make fluent material enter into mould according to certain flow direction, avoided and air generation convection current, thereby solved single separating zipper square problem on deformation of cloth trough of belt during fabrication.
But, owing to additionally having introduced again the upper and lower connecting key of cloth trough of belt, after the injection mo(u)lding of single separating zipper square, also need the upper and lower connecting key of cloth trough of belt is removed, after clear operation, the removing position will stay burr the producer and user's skin are caused to certain injury thus.
And, in prior art on single separating zipper square the cloth trough of belt owing to adopting parallel edges structural design (two side reciprocities that form the cloth trough of belt are flat), in manufacture process, pass through, due to the cooling rear cloth trough of belt of high-temperature injection along with according to the principle of expanding with heat and contract with cold, cause cloth trough of belt generation deformation, not contour like this cloth trough of belt will affect in the flatwise tensile strength of square and the use along with latch plug the cloth glue of grinding away.
In sum, how to solve zipper blocks and easily deform in the injection moulding production process, and the problem that easily causes the wearing and tearing of cloth glue on striped cloth, those skilled in the art's problem demanding prompt solution become.
Summary of the invention
The technical problem to be solved in the present invention is for providing a kind of shaping zipper blocks mould and a kind of zipper blocks and a kind of slide fastener, the zipper blocks produced by this shaping zipper blocks mould is applied on slide fastener, can realize solving zipper blocks and easily deform in the injection moulding production process, and the purpose that easily causes the wear problem of cloth glue on striped cloth.
For solving the problems of the technologies described above, the invention provides a kind of zipper blocks, for being connected of two straps of slide fastener, comprise the square body, offer the cloth trough of belt on described square body,
The width of described cloth trough of belt upwards increases gradually from the bottom of described square body.
Preferably, the bottom of described square body offers the fixed via be connected with described cloth trough of belt.
Preferably, described cloth trough of belt specifically comprises the equal-width groove near described square body bottom, and the flaring groove be connected with described equal-width groove, and the narrow end of described flaring groove is connected with described equal-width groove.
The present invention also provides a kind of slide fastener, comprises zipper blocks,
The cloth trough of belt of offering on described zipper blocks is the flaring groove.
In addition, the present invention also provides a kind of shaping zipper blocks mould, and the moulding for the zipper blocks injection moulding process, comprise die main body,
The strap groove mould forming blocks that forms cloth trough of belt on described zipper blocks on described die main body is tapered forming blocks, the direction of the convergent direction of described strap groove mould forming blocks for making progress from the bottom of described die main body.
Preferably, on described strap groove mould forming blocks, two sides of the described cloth trough of belt of formation are monolateral convergent.
The invention provides a kind of zipper blocks, for being connected of two straps of slide fastener, comprise the square body, offer the cloth trough of belt on the square body, the width of cloth trough of belt upwards increases gradually from the bottom of square body.In said structure, the cloth trough of belt adopts flaring version, there is the larger opening inserted for latch on the square body, so setting not only can be convenient to latch and insert, and can also reduce zipper blocks cause the cloth trough of belt to deform in manufacture process owing to expanding with heat and contract with cold wearing and tearing to cloth glue on slide fastener that (be mainly after shrinkage strap channel opening width dwindle) cause.Because zipper blocks is manufactured by injection molding process, therefore, at shaping zipper blocks, in cooling process, the cloth trough of belt shrinks gradually owing to turning cold.The present invention is because the cloth trough of belt is the flaring structure, therefore, the flaring opening that the cloth trough of belt has can provide cooling amount of contraction for the cloth trough of belt, not only can guarantee the molding effect of zipper blocks, can also make zipper blocks guarantee the opening width of cloth trough of belt after shrinkage, solve the problem that easily causes the wearing and tearing of cloth glue in prior art after the distortion of cloth trough of belt.The direction of the flaring direction of cloth trough of belt for making progress from the bottom of square body, on slide fastener, latch is to insert until the bottom of zipper blocks from the top of zipper blocks, because the cloth trough of belt also has the effect that latch is connected and fixed, therefore, structural design like this, not only can be convenient to the insertion of latch, can also guarantee that zipper blocks has the clamping effect to latch.
The present invention also provides a kind of slide fastener, comprises zipper blocks, and the cloth trough of belt of offering on zipper blocks is the flaring groove, and the cloth trough of belt adopts the zipper blocks of flaring groove structure to have the cloth of reduction glue.
Shaping zipper blocks mould provided by the invention, it is a kind of mould for the zipper blocks injection mo(u)lding, the strap groove mould forming blocks that forms cloth trough of belt on zipper blocks on die main body is tapered forming blocks, the direction of the convergent direction of strap groove mould forming blocks for making progress from the bottom of die main body.The tapered configuration design of strap groove mould forming blocks makes strap groove mould forming blocks and the contacted position of mold bottom form chamfering structure, when fluent material is carrying out in the process of injection moulding, the tapered edges that strap groove mould forming blocks has can guide fluent material, avoided fluent material to inject directly in mould, occur to impact and generate convection current with the gas in mould, having improved the molding effect of zipper blocks.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing provided other accompanying drawing.
The structural representation that Fig. 1 is a kind of typical zipper blocks in prior art;
The structural representation that Fig. 2 is zipper blocks in an embodiment of the present invention;
Fig. 3 is that in an embodiment of the present invention, cloth trough of belt and the moulding of strap groove mould coordinate schematic diagram between fast;
In Fig. 1, the corresponding relation of component names and Reference numeral is:
The upper and lower connecting key 1' of cloth trough of belt; Cloth trough of belt 2';
In Fig. 2 and Fig. 3, the corresponding relation of component names and Reference numeral is:
Mold bottom a.
The specific embodiment
Core of the present invention is for providing a kind of shaping zipper blocks mould and a kind of zipper blocks and a kind of slide fastener, the zipper blocks that this shaping zipper blocks mould produces is applied on slide fastener, structural design by cloth trough of belt on zipper blocks, can realize solving zipper blocks and easily deform in the injection moulding production process, and the purpose that easily causes the wear problem of cloth glue on striped cloth.
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 2, the structural representation that Fig. 2 is zipper blocks in an embodiment of the present invention.
The invention provides a kind of zipper blocks, for being connected of two straps of slide fastener, comprise square body 1, offer cloth trough of belt 2 on square body 1.Generally, in the clothes for common single separating zipper structure, the end of a slide fastener is equipped with zipper blocks, and the end of another slide fastener is equipped with the latch matched with zipper blocks.Offer cloth trough of belt 2 on zipper blocks, latch is inserted into the connection that can realize slide fastener in cloth trough of belt 2.In order to solve on zipper blocks because two sides that form cloth trough of belt 2 easily deform in the injection moulding production process for the zipper blocks that parallel construction design exists, and the wear problem that easily causes cloth glue on striped cloth, the present invention proposes following structural design: the width of cloth trough of belt 2 upwards increases gradually from the bottom of square body 1.In said structure, cloth trough of belt 2 adopts flaring version, there is the larger opening inserted for latch on square body 1, so setting not only can be convenient to latch and insert, and can also reduce zipper blocks cause cloth trough of belt 2 to deform in manufacture process owing to expanding with heat and contract with cold wearing and tearing to cloth glue on slide fastener that (be mainly after shrinkage cloth trough of belt 2 A/Fs dwindle) cause.Because zipper blocks is manufactured by injection molding process, therefore, at shaping zipper blocks, in cooling process, cloth trough of belt 2 shrinks gradually owing to turning cold.The present invention is because cloth trough of belt 2 is the flaring structure, therefore, the flaring opening that cloth trough of belt 2 has can provide cooling amount of contraction for cloth trough of belt 2, not only can guarantee the molding effect of zipper blocks, can also make zipper blocks guarantee the opening width of cloth trough of belt 2 after shrinkage, solve the problem that easily causes the wearing and tearing of cloth glue in prior art after 2 distortion of cloth trough of belt.
In said structure, the direction of the flaring direction of cloth trough of belt 2 for making progress from the bottom of square body 1.Known as a kind of general knowledge, on slide fastener, latch is to insert until the bottom of zipper blocks from the top of zipper blocks, because cloth trough of belt 2 also has the effect that latch is connected and fixed, therefore, structural design like this, not only can be convenient to the insertion of latch, can also guarantee that zipper blocks has the clamping effect to latch.
In order further latch to be fixed, guarantee reliable connection the between zipper blocks and latch, zipper blocks offers near the bottom of cloth trough of belt 2 the fixed via a be connected with cloth trough of belt 2 in the present embodiment.Generally in the latch design of slide fastener, one end of latch all can form a latch salient point by unnecessary zipper cloth, the fixed via a offered on zipper blocks can be after latch be inserted into cloth trough of belt 2, the latch salient point can be inserted in fixed via a, and so setting can improve the connection reliability of latch and zipper blocks.
In a specific embodiment of the present invention, two sides that form cloth trough of belt 2 on square body 1 comprise first-phase to section and second-phase to section, first-phase is the bottom near square body 1 to section, and forms first-phase two sides of section are parallel to each other; Second-phase is the bottom away from the square main body to section, and to form second-phase be the flaring structure to two sides of section.At this, it should be noted that, because the present invention is injection mo(u)lding, above-mentioned first-phase is the integral type structural design to section and second-phase to section, and, for fear of the impact on zipper cloth belt, first-phase seamlessly transits employing between section section and second-phase.From the structure of cloth trough of belt 2, form two sides of cloth trough of belt 2 on zipper blocks, form flaring groove structure and there are two kinds of versions: the first, form in two sides of cloth trough of belt 2 wherein any one gradually away from a relative side; The second, two sides that form cloth trough of belt 2 relatively gradually away from.
Based on said structure design, in the present embodiment, form second-phase to two one of them sides of side of section gradually away from another side.
In the second version that forms the flaring groove (two sides that form cloth trough of belt 2 relatively gradually away from), for the ease of the manufacture of zipper blocks and improve its visual effect, two sides that form cloth trough of belt 2 symmetrically relatively gradually away from, and form the cloth trough of belt 2 of symmetrical structure.Adopt the structural design of this symmetrical expression, can also guarantee cloth trough of belt 2 symmetric shrinkages in the zipper blocks during contraction.
The present invention also provides a kind of slide fastener, comprises zipper blocks, and the cloth trough of belt 2 of offering on zipper blocks is the flaring groove.As shown in the above, cloth trough of belt 2 adopts the zipper blocks of flaring groove structure to have advantages of the wearing and tearing of the cloth of reduction glue, at this, will repeat no more.
Please refer to Fig. 3, Fig. 3 is that in an embodiment of the present invention, cloth trough of belt 2 and cloth trough of belt 2 mould moldings coordinate schematic diagram between fast.
Shaping zipper blocks mould provided by the invention, it is a kind of mould for the zipper blocks injection mo(u)lding, the strap groove mould forming blocks 3 that forms cloth trough of belt 2 on zipper blocks on die main body is tapered forming blocks, the direction of the convergent direction of strap groove mould forming blocks 3 for making progress from the bottom of die main body.
In said structure, the tapered configuration design of strap groove mould forming blocks 3 makes the contacted position of strap groove mould forming blocks 3 and mold bottom b form chamfering structure, when fluent material (liquid plastic) is carrying out in the process of injection moulding, the tapered edges that strap groove mould forming blocks 3 has can guide fluent material, avoided fluent material to inject directly in mould, occur to impact and generate convection current with the gas in mould, having improved the molding effect of zipper blocks.
Specific embodiment from above-mentioned zipper blocks, form flaring groove structure and there are two kinds of versions, be respectively in two sides that form cloth trough of belt 2 wherein any one gradually away from a relative side and two sides that form cloth trough of belt 2 relatively gradually away from.Therefore, in shaping zipper blocks mould provided by the invention, strap groove mould forming blocks 3 has with two kinds simultaneously can form two kinds of corresponding tapered configuration forms of flaring groove structure, is respectively: the first, an outer side edges in two outer side edges of formation strap groove mould forming blocks 3 is gradually near its another relative outer side edges; The second, two outer side edges that form strap groove mould forming blocks 3 are relatively close gradually.
Particularly, in the present embodiment, two sides that form cloth trough of belt 2 on strap groove mould forming blocks 3 are monolateral convergent, and this structural design is identical with the first version (outer side edges in two outer side edges of formation strap groove mould forming blocks 3 is gradually near its another relative outer side edges) of above-mentioned strap groove mould forming blocks 3.In the shaping zipper blocks mould that adopts strap groove mould forming blocks 3 monolateral convergents, fluent material carries out injection moulding in a side of convergent, can reach the effect of avoiding producing convection current equally.
Above a kind of shaping zipper blocks mould provided by the present invention and a kind of zipper blocks and a kind of slide fastener are described in detail.Applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (6)
1. a zipper blocks, for being connected of two straps of slide fastener, comprise square body (1), offers cloth trough of belt (2) on described square body (1), it is characterized in that,
The width of described cloth trough of belt (2) upwards increases gradually from the bottom of described square body (1).
2. zipper blocks according to claim 1, is characterized in that, the bottom of described square body (1) offers the fixed via (a) be connected with described cloth trough of belt (2).
3. zipper blocks according to claim 1, it is characterized in that, described cloth trough of belt (2) specifically comprises the equal-width groove near described square body (1) bottom, and the flaring groove be connected with described equal-width groove, and the narrow end of described flaring groove is connected with described equal-width groove.
4. a slide fastener, comprise zipper blocks, it is characterized in that,
The cloth trough of belt (2) of offering on described zipper blocks is the flaring groove.
5. a shaping zipper blocks mould, the moulding for the zipper blocks injection moulding process, comprise die main body, it is characterized in that,
The strap groove mould forming blocks (3) that forms cloth trough of belt (2) on described zipper blocks on described die main body is tapered forming blocks, the direction of the convergent direction of described strap groove mould forming blocks (3) for making progress from the bottom of described die main body.
6. shaping zipper blocks mould according to claim 5, is characterized in that, upper two sides that form described cloth trough of belt (2) of described strap groove mould forming blocks (3) are monolateral convergent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199615.2A CN103478994A (en) | 2012-06-13 | 2012-06-13 | Forming die for zipper square block, zipper square block and zipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199615.2A CN103478994A (en) | 2012-06-13 | 2012-06-13 | Forming die for zipper square block, zipper square block and zipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103478994A true CN103478994A (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210199615.2A Pending CN103478994A (en) | 2012-06-13 | 2012-06-13 | Forming die for zipper square block, zipper square block and zipper |
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|---|---|
| CN (1) | CN103478994A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561790A (en) * | 2019-09-19 | 2019-12-13 | 常州新创航空科技有限公司 | prepreg hot-pressing molding device |
| CN110693142A (en) * | 2019-11-08 | 2020-01-17 | 李亚利 | Puller for zipper |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000545A (en) * | 1974-10-22 | 1977-01-04 | Yoshida Kogyo Kabushiki Kaisha | Slide fastener with emergency opening means |
| CN2374337Y (en) * | 1999-05-28 | 2000-04-19 | 广州均友拉链五金有限公司 | Injection shaping positioning mechanism for plastic zipper cubic and latch |
| CN1289575A (en) * | 2000-11-09 | 2001-04-04 | 谢镇州 | Method for shaping zipper blocks |
| CN201533614U (en) * | 2009-08-04 | 2010-07-28 | 王其 | Socket connecter of two-way zipper |
| CN202069056U (en) * | 2010-12-29 | 2011-12-14 | 佛山市南海鸿明号服装配料有限公司 | Square block and inserted pin block used for opening of slide fastener |
| CN202680787U (en) * | 2012-06-13 | 2013-01-23 | 浙江伟星实业发展股份有限公司 | Zipper square forming mold, zipper square and zipper |
-
2012
- 2012-06-13 CN CN201210199615.2A patent/CN103478994A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000545A (en) * | 1974-10-22 | 1977-01-04 | Yoshida Kogyo Kabushiki Kaisha | Slide fastener with emergency opening means |
| CN2374337Y (en) * | 1999-05-28 | 2000-04-19 | 广州均友拉链五金有限公司 | Injection shaping positioning mechanism for plastic zipper cubic and latch |
| CN1289575A (en) * | 2000-11-09 | 2001-04-04 | 谢镇州 | Method for shaping zipper blocks |
| CN201533614U (en) * | 2009-08-04 | 2010-07-28 | 王其 | Socket connecter of two-way zipper |
| CN202069056U (en) * | 2010-12-29 | 2011-12-14 | 佛山市南海鸿明号服装配料有限公司 | Square block and inserted pin block used for opening of slide fastener |
| CN202680787U (en) * | 2012-06-13 | 2013-01-23 | 浙江伟星实业发展股份有限公司 | Zipper square forming mold, zipper square and zipper |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561790A (en) * | 2019-09-19 | 2019-12-13 | 常州新创航空科技有限公司 | prepreg hot-pressing molding device |
| CN110561790B (en) * | 2019-09-19 | 2021-08-10 | 常州新创航空科技有限公司 | Prepreg hot-pressing molding device |
| CN110693142A (en) * | 2019-11-08 | 2020-01-17 | 李亚利 | Puller for zipper |
| CN110693142B (en) * | 2019-11-08 | 2022-01-18 | 江苏驰马拉链科技股份有限公司 | Puller for zipper |
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Application publication date: 20140101 |
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