CN210501542U - Improved mold for processing ETPU and TPU combined sole - Google Patents
Improved mold for processing ETPU and TPU combined sole Download PDFInfo
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- CN210501542U CN210501542U CN201921336546.9U CN201921336546U CN210501542U CN 210501542 U CN210501542 U CN 210501542U CN 201921336546 U CN201921336546 U CN 201921336546U CN 210501542 U CN210501542 U CN 210501542U
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Abstract
An improved mold for processing an ETPU and TPU combined sole is characterized in that an upper top bottom mold is lifted upwards through an oil cylinder and can be tightly attached to the bottom surface of an upper mold to form a mold, a vertical positioning hole in the top surface of the upper top bottom mold can be upwards sleeved into a positioning rod in the bottom surface of the upper mold, the bottom end of the positioning rod can downwards press the top of a spring, and a first cavity and a second cavity are combined to form a sole mold cavity; the TPU powder is injected into the second cavity through the pipeline and the vertical feeding hole until being full of, the TPU powder is heated and modified and then is shaped in the second cavity, and the TPU powder can be tightly attached to the bottom surface of the ETPU insole while being shaped, so that the TPU outsole and the ETPU insole are finally connected. The utility model has the characteristics of novel structure, shorten the preparation flow greatly, the artifical use amount that significantly reduces, the practicality is stronger.
Description
Technical Field
The utility model relates to an improved generation mould for processing ETPU and TPU combination sole.
Background
The sole generally adopts bilayer structure for taking into account elasticity and wear-resisting characteristics, and ETPU is as a novel high resilience material, because of its excellent resistance to compression performance, uses more and more extensively, but ETPU's wet-type limited slip performance is relatively poor, generally needs to use with rubber or other outsole material combinations, and at present, the traditional combination mode is that ETPU and outsole are laminated with glue, and this kind of processing mode can have the problem that the technological process is long, artifical use amount is big, can produce peculiar smell and not environmental protection.
Disclosure of Invention
In order to solve the problem, the utility model provides an improved generation mould for processing ETPU and TPU combination sole, it has novel structure, shortens the preparation flow greatly, the artifical use amount that significantly reduces, the stronger characteristics of practicality.
In order to achieve the above object, the present invention provides the following specific technical measures: an improved mold for processing ETPU and TPU combined soles is characterized in that,
the top surface of the upper top bottom die is milled with a first cavity which is sunken downwards and is used for placing an inverted ETPU midsole, the top surface of the ETPU midsole faces downwards and is embedded into the first cavity, the bottom surface of the ETPU midsole faces upwards, and two parallel U-shaped grooves are integrally formed in the middle of the bottom surface of the ETPU midsole;
the bottom of each U-shaped groove is arc-shaped;
the right groove wall of the U-shaped groove on the left side is a vertical surface, the left groove wall of the U-shaped groove on the left side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left groove wall of the U-shaped groove on the right side is a vertical surface, the right groove wall of the U-shaped groove on the right side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left U-shaped groove and the right U-shaped groove are symmetrically arranged;
vertical positioning holes are drilled downwards in four corner areas of the top surface of the top bottom die respectively, and a spring is arranged in each vertical positioning hole;
a second cavity which is concave upwards is milled on the bottom surface of the upper die and is used for shaping the TPU outsole;
2-5 vertical feed holes are drilled downwards from the top surface of the upper die, and each vertical feed hole is communicated with the die cavity two;
the four corner areas of the bottom surface of the upper die are respectively welded with a positioning rod;
four positioning rods on the bottom surface of the upper die can correspond to four vertical positioning holes on the top surface of the upper top bottom die one by one;
the top-type bottom die is lifted upwards through the oil cylinder and can be tightly attached to the bottom surface of the upper die to form a die, when the top-type bottom die is attached to the bottom surface of the upper die, the vertical positioning hole in the top surface of the top-type bottom die can be upwards sleeved into the positioning rod in the bottom surface of the upper die, the bottom end of the positioning rod can downwards press the top of the spring, and the first cavity and the second cavity are combined to form a sole die;
the TPU powder is injected into the second cavity through the pipeline and the vertical feeding hole until being full of, the mold is heated to the melting point temperature of the TPU powder, the TPU powder is shaped in the second cavity after being heated and modified, and the TPU powder can be tightly attached to the bottom surface of the ETPU insole while being shaped, so that the TPU outsole and the ETPU insole are finally connected.
The utility model discloses in ETPU insole specifically do: foaming thermoplastic polyurethane elastomer rubber, wherein an ETPU middle sole is prepared in advance through a steam sintering process;
the utility model discloses in the TPU outsole specifically do: thermoplastic polyurethane elastomer rubber.
The beneficial effects of the utility model reside in that, it has novel structure, shortens the preparation flow greatly, the artifical use amount that significantly reduces, the stronger characteristics of practicality.
The present invention will be further explained with reference to the drawings and examples.
Drawings
FIG. 1 is a sectional view of the exploded structure of the middle sole of the present invention before the middle sole is installed;
FIG. 2 is a sectional view of the assembled midsole of the present invention;
FIG. 3 is a sectional view of the assembly structure of the midsole of the present invention in an installed state;
FIG. 4 is a schematic cross-sectional view of the middle sole and the middle sole of the present invention when they are formed;
FIG. 5 is an exploded view of the outsole and midsole shown upside down;
FIG. 6 is a front view of the combination structure of the outsole and the midsole.
In the figure: a-upper die, A1-cavity II, A2-positioning rod, A3-vertical feed hole, B-upper top bottom die, B1-cavity I, B2-vertical positioning hole, B3-spring, C-ETPU insole, C1-U-shaped groove and D-TPU outsole.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, an improved mold for processing ETPU and TPU combined soles is characterized in that,
the top surface of the upper top bottom die B is milled with a downward-concave first cavity B1, the first cavity B1 is used for placing an inverted ETPU midsole C, the top surface of the ETPU midsole C faces downward and is downwards embedded into a first cavity B1, the bottom surface of the ETPU midsole C faces upward, and the middle part of the bottom surface of the ETPU midsole C is integrally formed with two parallel U-shaped grooves C1;
the bottom of each U-shaped groove C1 is arc-shaped;
the right groove wall of the U-shaped groove C1 on the left side is a vertical surface, the left groove wall of the U-shaped groove C1 on the left side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left groove wall of the U-shaped groove C1 on the right side is a vertical surface, the right groove wall of the U-shaped groove C1 on the right side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left U-shaped groove C1 and the right U-shaped groove C1 are symmetrically arranged;
vertical positioning holes B2 are drilled downwards in four corner areas of the top surface of the top bottom die B respectively, and a spring B3 is arranged in each vertical positioning hole B2;
the bottom surface of the upper die A is milled with a second cavity A1 which is concave upwards, and the second cavity A1 is used for shaping a TPU outsole D;
2-5 vertical feed holes A3 are drilled downwards from the top surface of the upper die A, and each vertical feed hole A3 is communicated with a second die cavity A1;
the four corner areas of the bottom surface of the upper die A are respectively welded with a positioning rod A2;
four positioning rods A2 on the bottom surface of the upper die A can correspond to four vertical positioning holes B2 on the top surface of the upper top bottom die B one by one;
the top-jacking bottom die B is lifted upwards through the oil cylinder and can be tightly attached to the bottom surface of the upper die A to form a die, when the top-jacking bottom die B is attached to the bottom surface of the upper die A, the vertical positioning hole B2 in the top surface of the top-jacking bottom die B can be sleeved upwards into the positioning rod A2 in the bottom surface of the upper die A, the bottom end of the positioning rod A2 can downwards press the top of the spring B3, and the first cavity B1 and the second cavity A1 are combined to form a sole;
the TPU powder is injected into the second cavity A1 through a pipeline and the vertical feeding hole A3 until the second cavity A1 is full of the TPU powder, the TPU powder is shaped in the second cavity A1 after being heated and modified, and the TPU powder can be tightly attached to the bottom surface of the ETPU insole C while being shaped, so that the TPU outsole D is finally connected with the ETPU insole C.
Claims (1)
1. An improved mold for processing ETPU and TPU combined soles is characterized in that,
the top surface of the upper top bottom die (B) is milled with a downward-concave first die cavity (B1), the first die cavity (B1) is used for placing an inverted ETPU midsole (C), the top surface of the ETPU midsole (C) faces downwards and is embedded into the first die cavity (B1) downwards, the bottom surface of the ETPU midsole (C) faces upwards, and the middle part of the bottom surface of the ETPU midsole (C) is integrally formed with two parallel U-shaped grooves (C1);
the bottom of each U-shaped groove (C1) is arc-shaped;
the right groove wall of the U-shaped groove (C1) on the left side is a vertical surface, the left groove wall of the U-shaped groove (C1) on the left side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left groove wall of the U-shaped groove (C1) on the right side is a vertical surface, the right groove wall of the U-shaped groove (C1) on the right side is an inclined surface, and the inclination angle of the inclined surface is 20º～30º；
The left U-shaped groove and the right U-shaped groove (C1) are symmetrically arranged;
vertical positioning holes (B2) are respectively drilled downwards in four corner areas of the top surface of the top bottom die (B), and a spring (B3) is arranged in each vertical positioning hole (B2);
the bottom surface of the upper die (A) is milled with a second cavity (A1) which is concave upwards, and the second cavity (A1) is used for shaping a TPU outsole (D);
2-5 vertical feed holes (A3) are drilled downwards from the top surface of the upper die (A), and each vertical feed hole (A3) is communicated with a second die cavity (A1);
four corner areas of the bottom surface of the upper die (A) are respectively welded with a positioning rod (A2);
four positioning rods (A2) on the bottom surface of the upper die (A) can correspond to four vertical positioning holes (B2) on the top surface of the upper top bottom die (B) one by one;
the upper top bottom die (B) is lifted upwards through the oil cylinder and can be tightly attached to the bottom surface of the upper die (A) to form a die, when the upper top bottom die (B) is attached to the bottom surface of the upper die (A), the vertical positioning hole (B2) in the top surface of the upper top bottom die (B) can be upwards sleeved into the positioning rod (A2) in the bottom surface of the upper die (A), the bottom end of the positioning rod (A2) can downwards press the top of the spring (B3), and the first die cavity (B1) and the second die cavity (A1) are combined to form a die cavity of;
the TPU powder is injected into the second cavity (A1) through a pipeline and a vertical feeding hole (A3) until the second cavity is full of the TPU powder, the TPU powder is shaped in the second cavity (A1) after being heated and modified, and the TPU powder can be tightly attached to the bottom surface of the ETPU insole (C) while being shaped, so that the TPU outsole (D) and the ETPU insole (C) are finally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336546.9U CN210501542U (en) | 2019-08-18 | 2019-08-18 | Improved mold for processing ETPU and TPU combined sole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921336546.9U CN210501542U (en) | 2019-08-18 | 2019-08-18 | Improved mold for processing ETPU and TPU combined sole |
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| Publication Number | Publication Date |
|---|---|
| CN210501542U true CN210501542U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921336546.9U Active CN210501542U (en) | 2019-08-18 | 2019-08-18 | Improved mold for processing ETPU and TPU combined sole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238326A1 (en) * | 2020-05-29 | 2021-12-02 | 福建兴迅新材料科技有限公司 | Etpu cushioning midsole and rubber outsole integral molding process |
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2019
- 2019-08-18 CN CN201921336546.9U patent/CN210501542U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238326A1 (en) * | 2020-05-29 | 2021-12-02 | 福建兴迅新材料科技有限公司 | Etpu cushioning midsole and rubber outsole integral molding process |
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