CN108973181B - Multicolor blowing upper drawing die - Google Patents
Multicolor blowing upper drawing die Download PDFInfo
- Publication number
- CN108973181B CN108973181B CN201811017464.8A CN201811017464A CN108973181B CN 108973181 B CN108973181 B CN 108973181B CN 201811017464 A CN201811017464 A CN 201811017464A CN 108973181 B CN108973181 B CN 108973181B
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- Prior art keywords
- die
- spring
- connecting column
- multicolor
- embedded
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/0009—Producing footwear by injection moulding; Apparatus therefor
- B29D35/0018—Moulds
- B29D35/0027—Last constructions; Mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/02—Producing footwear made in one piece using a moulding technique, e.g. by injection moulding or casting
- B29D35/04—Producing footwear made in one piece using a moulding technique, e.g. by injection moulding or casting having multilayered parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/06—Producing footwear having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g. by injection moulding, pressing and vulcanising
- B29D35/061—Producing footwear having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g. by injection moulding, pressing and vulcanising by injection moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/06—Producing footwear having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g. by injection moulding, pressing and vulcanising
- B29D35/08—Producing footwear having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g. by injection moulding, pressing and vulcanising having multilayered parts
- B29D35/081—Producing footwear having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g. by injection moulding, pressing and vulcanising having multilayered parts by injection moulding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The application provides a multicolor blowing upper drawing die, which comprises: the female die, the male die and the turnover die holder, the novel die comprises a female die, and is characterized by further comprising a locking unit, wherein the locking unit comprises a connecting column, a fastener, a mounting sleeve, an electromagnet, a ball and a second spring, the connecting column is fixed at the lower end of an upper fixing seat at one end of the male die, the fastener is embedded in a sleeve seat at one end of the turnover die holder, the mounting sleeve is embedded in a lower fixing seat at one end of the female die, the electromagnet is embedded at the lower end of the mounting sleeve, the connecting column extends downwards through the fastener and is magnetically attracted with the electromagnet, the ball and the second spring are all arranged in the mounting sleeve, one end of the ball is blocked at one side of the connecting column, and the other end of the ball is blocked at one end of the second spring. The multicolor blowing upper drawing die provided by the application has the advantages that the position of the overturning die holder cannot deviate after long-time use, and the die assembly stability is good.
Description
Technical Field
The application relates to a die, in particular to a multicolor blowing upper drawing die.
Background
Along with the increasing demands of people on shoes, multi-color soles are popular with a plurality of people, more than two pairs of different molds are generally needed to be used for manufacturing multi-color soles with different materials, and the production cost is high.
Chinese patent [ CN203141747U ] discloses a multicolor blowing upper drawing mold, which mainly comprises a female mold, a flip mold base and a male mold, wherein the male mold is correspondingly overlapped with the flip mold base and is fastened and fixed on the female mold; according to the shoe mold, the sole with multiple colors and different materials is manufactured between the female mold and the male mold through the turnover mold seat, other molds are not needed to be additionally used, the production process can be simplified, the use amount of the molds is reduced, but the fastener in the shoe mold is poor in use effect, after long-time use, the position of the turnover mold seat can deviate, the mold closing stability is poor, and the shoe processing effect is affected.
Disclosure of Invention
The application aims to provide a multicolor blowing upper drawing die, which has the advantages of good die assembly stability, and the position of a turnover die holder cannot deviate after long-time use.
In order to solve the technical problems, the application provides the following technical scheme:
a multicolor blowing upper drawing mold, comprising: the female die, the male die and the turnover die holder are pivoted at one end of the female die, the turnover die holder is correspondingly buckled at the upper side of the female die, the male die is correspondingly overlapped with the turnover die holder and buckled and fixed in the female die, the female die further comprises a locking unit, the locking unit comprises a connecting column, a fastening piece, a mounting sleeve, an electromagnet, a ball and a second spring, the connecting column is fixed at the lower end of an upper fixing seat at one end of the male die, the fastening piece is embedded in a sleeve seat at one end of the turnover die holder, the mounting sleeve is embedded in a lower fixing seat at one end of the female die, the electromagnet is embedded at the lower end of the mounting sleeve, the connecting column extends downwards through the fastening piece and is magnetically attracted with the electromagnet, the ball and the second spring are both arranged in the mounting sleeve, one end of the ball is blocked at one side of the connecting column, and the other end of the ball is blocked at one end of the second spring.
Further, a pair of fastening clips are arranged in the fastening piece, each fastening clip comprises a supporting arm, a lower bending section, a connecting arm, an upper bending section and an elastic arm which are sequentially connected, the upper end of the supporting arm is connected with the inner wall of the fastening piece, the upper shaft section of the connecting column passes through the space between the pair of elastic arms, and the lower part of the elastic arm is provided with a clamping edge capable of resisting the surface of the upper shaft section.
Further, the lower shaft section of the connecting column extends into the mounting sleeve, one side of the lower shaft section is provided with a notch groove, and one end of the ball bearing is blocked in the notch groove.
Further, the lower end of the notch groove is provided with an inclined plane, and the lower end of the notch groove is smoothly transited to the surface of the lower shaft section through the inclined plane.
Still further, the locking unit further comprises a first spring sleeved on the periphery of the connecting column, the upper end of the first spring is abutted against the lower end of the upper fixing seat, and the lower end of the first spring is abutted against the upper end of the fastening piece.
Further, the upper portion of the fastener is provided with a through hole for the upper shaft section to pass through, and the lower end of the first spring is abutted against the upper end face of the through hole.
Further, the other end of the second spring is abutted against the inner wall of the lower fixing seat.
Further, a movable cavity is arranged between the elastic arm and the connecting arm.
Still further, a cavity is provided between the support arm and the fastener.
As can be seen from the technical scheme, the application has the following beneficial effects:
the locking unit can tightly lock the male die and the overturning die holder with the female die through the magnetic force of the electromagnet, and then cooperates with the elastic clamping action of the fastener and the elastic fixing action of the ball, so that the position of the overturning die holder cannot deviate after the shoe mold is used for a long time, the die clamping stability can be ensured, and the shoe processing effect is ensured.
The application is described in further detail below with reference to the drawings and the detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic cross-sectional structure of the present application.
Fig. 2 is a cross-sectional view of the locking unit of the present application.
Fig. 3 is a schematic view of the partial structure of fig. 2 according to the present application.
FIG. 4 is a schematic cross-sectional view of a fastener of the present application.
Fig. 5 is a schematic view of a further partial structure of fig. 2 according to the present application.
Reference numerals illustrate: the shoe comprises a female die-1, a lower fixing seat-11, a shoe tree mold core-12, a shoe body mold core part-13, a male die-2, an upper fixing seat-21, a turnover die holder-3, a sleeve seat-31, a locking unit-4, a connecting column-41, an upper shaft section-411, a lower shaft section-412, a notch groove-413, an inclined plane-414, a fastener-42, a supporting arm-421, a connecting arm-422, an elastic arm-423, a clamping edge-424, a lower bending section-425, an upper bending section-426, a cavity-427, a movable cavity-428, a through hole-429, a first spring-43, an electromagnet-44, a ball-45, a second spring-46, a mounting sleeve-47, a ring groove-471 and a mounting hole-472.
Detailed Description
Embodiments of the application are described in detail below with reference to the attached drawings, but the application can be implemented in a number of different ways, which are defined and covered by the claims.
The application is further described with reference to fig. 1 to 5, which illustrate a multicolor blowing upper drawing mold as shown in fig. 1, comprising: the multi-color blowing and side-pulling die comprises a female die 1, a male die 2 and a turnover die holder 3, wherein the male die 2 and the turnover die holder 3 are pivoted at one end of the female die 1, the turnover die holder 3 is correspondingly buckled at the upper side of the female die 1, the male die 2 is correspondingly overlapped with the turnover die holder 3 and buckled and fixed on the female die 1, the multi-color blowing and side-pulling die further comprises a locking unit 4, the locking unit 4 enables the male die 2 and the turnover die holder 3 to be tightly buckled with the female die 1, die assembly is convenient, stability after die assembly is good, and the position of the turnover die holder 3 cannot deviate after long-time use.
As shown in fig. 2, the locking unit 4 includes a connecting post 41, a fastening member 42, a mounting sleeve 47, an electromagnet 44, a ball 45 and a second spring 46, wherein the connecting post 41 is fixed at the lower end of the upper fixing seat 21 at one end of the male die 2, the fastening member 42 is embedded in the socket 31 at one end of the flip die holder 3, the mounting sleeve 47 is embedded in the lower fixing seat 11 at one end of the female die 1, the electromagnet 44 is embedded at the lower end of the mounting sleeve 47, the connecting post 41 extends downwards through the fastening member 42 and magnetically attracts the electromagnet 44, the ball 45 and the second spring 46 are both arranged in the mounting sleeve 47, one end of the ball 45 is blocked at one side of the connecting post 41, the other end of the ball 45 is blocked at one end of the second spring 46, specifically, the lower fixing seat 11 is fixed at one end of the female die 1, the upper fixing seat 21 is fixed at one end of the male die 2, and the socket 31 is fixed at one end of the flip die holder 3.
The connecting column 41 comprises an upper shaft section 411 and a lower shaft section 412 which are connected with each other, the electromagnet 44 is magnetically attracted to the lower end of the lower shaft section 412, and the male die 2 and the turnover die holder 3 can be tightly buckled with the female die 1 through the magnetic force of the electromagnet 44.
As shown in fig. 3 and 4, the fastening member 42 includes a pair of fastening clips, where the fastening clips include a supporting arm 421, a lower bending section 425, a connecting arm 422, an upper bending section 426 and an elastic arm 423 that are sequentially connected, the upper end of the supporting arm 421 is connected to the inner wall of the fastening member 42, the upper shaft section 411 of the connecting column 41 passes between the pair of elastic arms 423, the lower portion of the elastic arm 423 has a clamping edge 424 that can resist the surface of the upper shaft section 411, and under the action of the elastic force of the pair of elastic arms 423, the clamping edge 424 elastically clamps the upper shaft section 411, and after long-time use, the flip die holder 3 can be stably fixed after die assembly, so as to ensure the stability of the shoe processing effect.
A movable cavity 428 is provided between the elastic arm 423 and the connecting arm 422, the movable cavity 428 becomes smaller after the pair of elastic arms 423 elastically clamp the upper shaft section 411, and the movable cavity 428 becomes larger after the upper shaft section 411 is separated from the pair of elastic arms 423.
As shown in fig. 5, the lower shaft section 412 of the connecting post 41 extends into the mounting sleeve 47, one side of the lower shaft section 412 has a notch 413, one end of the ball 45 is abutted in the notch 413, so as to lock the connecting post 41, and prevent the lower shaft section 412 from being separated from the central cavity of the mounting sleeve 47, thereby improving the stability after mold closing.
The lower end of the notch groove 413 is provided with a slope 414, the lower end of the notch groove 413 is smoothly transited to the surface of the lower shaft section 412 through the slope 414, and the balls 45 are smoothly transited into the slope 414 along the slope 414 when the connecting column 41 is inserted into the mounting sleeve 47; when the upper fixing base 21 is separated from the mounting sleeve 47 with the connecting post 41, the balls 45 roll along the inclined surface 414, so that the balls 45 slide out of the notch groove 413.
As shown in fig. 2, the locking unit 4 further includes a first spring 43 sleeved on the outer periphery of the connecting post 41, the upper end of the first spring 43 abuts against the lower end of the upper fixing seat 21, the lower end of the first spring 43 abuts against the upper end of the fastening piece 42, the first spring 43 is used for elastically opening the male mold 2, after the male mold 2 and the female mold 1 are assembled, the first spring 43 is in a compressed state, after the electromagnet 44 is de-energized, the electromagnet 44 magnetically disappears, under the elastic force of the first spring 43, the connecting post 41 moves upwards and is separated from the electromagnet 44, so that the male mold 2 rotates upwards to be opened, and then the flip mold holder 3 rotates upwards to be opened, so as to realize mold opening.
As shown in fig. 2 and 4, the upper portion of the fastener 42 has a through hole 429 through which the upper shaft section 411 passes, and the lower end of the first spring 43 abuts against the upper end surface of the through hole 429.
The other end of the second spring 46 abuts against the inner wall of the lower fixing base 11.
A cavity 427 is provided between the support arm 421 and the fastener 42.
The upper end of the mounting sleeve 47 is provided with a ring groove 471, a mounting hole 472 is formed in the mounting sleeve 47, the ball 45 and the second spring 46 are both arranged in the mounting hole 472, and one end of the mounting hole 472 is tapered, so that the ball 45 cannot be separated from the mounting hole 472.
After the multicolor blowing upper drawing die is assembled, the connecting column 41 passes through the fastening piece 42 and is inserted into the mounting sleeve 47, the electromagnet 44 is magnetically attracted with the lower end of the connecting column 41 after being electrified to lock the assembled state of the female die 1, the male die 2 and the turnover die holder 3, meanwhile, the fastening piece 42 elastically clamps the upper shaft section 411, the ball 45 elastically resists in the notch groove 413 of the lower shaft section 412, thereby being beneficial to preventing the connecting column 41 from moving upwards and further improving the stabilizing effect of the multicolor blowing upper drawing die.
When the multicolor blowing upper drawing die is opened, the electromagnet 44 loses the electromagnetic property, the connecting column 41 moves upwards along with the upper fixing seat 21 under the elastic restoring force of the first spring 43, and the die is opened.
As shown in fig. 1, a concave-shaped sole mold core 13 is formed inside the female mold 1, a shoe last mold core 12 is detachably disposed in the sole mold core 13, the shoe last mold core 12 is shaped as a shoe, soles with different material characteristics and colors can be directly formed in the same auxiliary mold by combining the female mold 1, the male mold 2 and the turnover mold base 3, during forming, the turnover mold base 3 is turned over and covered on the upper side of the female mold 1, the sole is aligned to the sole convex block with the bottom, a gap is formed between the sole and the sole convex block, after the sole bottom is glued, the male mold 2, the turnover mold base 3 and the female mold 1 are fixed by the locking unit 4, and then materials are injected into the sole mold cavity to form a sole, wherein the material and the color of the sole convex block are different, and the sole convex block are combined into a whole by the sole, so that a pair of complete shoe is formed, the auxiliary mold is formed, and the manufacturing cost are reduced.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (6)
1. A multicolor blowing upper drawing mold, comprising: the utility model is characterized in that the utility model also comprises a locking unit (4), the locking unit (4) comprises a connecting column (41), a fastener (42), a mounting sleeve (47), an electromagnet (44), a ball (45) and a second spring (46), the connecting column (41) is fixed at the lower end of an upper fixing seat (21) at one end of the male die (2), the fastener (42) is embedded in a sleeve seat (31) at one end of the turnover die holder (3), the mounting sleeve (47) is embedded in a lower fixing seat (11) at one end of the female die (1), the electromagnet (44) is embedded at the lower end of the mounting sleeve (47), the connecting column (41) is fixed at the lower end of the upper fixing seat (21) at one end of the male die (2), the fastener (42) is embedded in a sleeve seat (31) at one end of the turnover die holder (3), the electromagnet (44) is embedded at the lower end of the mounting sleeve (47), the connecting column (41) is embedded in the second spring (46) through the connecting column (45), one end of the ball (45) is abutted against one side of the connecting column (41), and the other end of the ball (45) is abutted against one end of the second spring (46); the fastening device is characterized in that a pair of fastening clips are arranged in the fastening device (42), each fastening clip comprises a supporting arm (421), a lower bending section (425), a connecting arm (422), an upper bending section (426) and an elastic arm (423) which are sequentially connected, the upper end of the supporting arm (421) is connected with the inner wall of the fastening device (42), the upper shaft section (411) of the connecting column (41) passes through the space between the pair of elastic arms (423), and the lower part of the elastic arm (423) is provided with a clamping edge (424) which can be resisted on the surface of the upper shaft section (411); the lower shaft section (412) of the connecting column (41) extends into the mounting sleeve (47), one side of the lower shaft section (412) is provided with a notch groove (413), and one end of the ball (45) is blocked in the notch groove (413); the locking unit (4) further comprises a first spring (43) sleeved on the periphery of the connecting column (41), the upper end of the first spring (43) is abutted against the lower end of the upper fixing seat (21), and the lower end of the first spring (43) is abutted against the upper end of the fastening piece (42).
2. The multicolor blowing upper-pulling mold according to claim 1, characterized in that the lower end of the notch groove (413) has a slope (414), the lower end of the notch groove (413) being smoothly transited to the surface of the lower shaft section (412) by the slope (414).
3. Multicolor blowing upper-pulling mould according to claim 1, characterized in that the upper part of the fastener (42) has a through-hole (429) for the passage of the upper shaft section (411), the lower end of the first spring (43) bearing against the upper end face of the through-hole (429).
4. Multicolor blowing upper mould according to claim 1, characterized in that the other end of the second spring (46) bears against the inner wall of the lower fixing seat (11).
5. Multicolor blowing upper mould according to claim 1, characterized in that between the elastic arm (423) and the connecting arm (422) there is a movable cavity (428).
6. Multicolor blowing upper mould according to claim 1, characterized in that between the support arm (421) and the fastener (42) there is a cavity (427).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811017464.8A CN108973181B (en) | 2018-09-01 | 2018-09-01 | Multicolor blowing upper drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811017464.8A CN108973181B (en) | 2018-09-01 | 2018-09-01 | Multicolor blowing upper drawing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108973181A CN108973181A (en) | 2018-12-11 |
| CN108973181B true CN108973181B (en) | 2023-10-20 |
Family
ID=64548309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811017464.8A Active CN108973181B (en) | 2018-09-01 | 2018-09-01 | Multicolor blowing upper drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108973181B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115071004B (en) * | 2022-06-23 | 2023-09-08 | 晋江中天模具有限公司 | PVC polychrome rotary die utensil |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB738437A (en) * | 1953-07-01 | 1955-10-12 | Argentina De Alpargatas Sa Ind | Improvements in or relating to apparatus for vulcanising rubber soles on to footwear |
| JP2008093987A (en) * | 2006-10-12 | 2008-04-24 | Sumitomo Heavy Ind Ltd | Mold clamping device |
| JP2008302520A (en) * | 2007-06-05 | 2008-12-18 | Nissei Plastics Ind Co | Mold clamping device with preventing mechanism for mold falling |
| JP2010149450A (en) * | 2008-12-26 | 2010-07-08 | Japan Steel Works Ltd:The | Method of molding multicolor molded product and mold for multicolor molding |
| CN203141747U (en) * | 2013-03-04 | 2013-08-21 | 陈怡良 | Multicolor blowing upper-drawing die |
| EP2949457A1 (en) * | 2013-01-24 | 2015-12-02 | ASICS Corporation | Shoes and method for manufacturing same |
| CN207647317U (en) * | 2017-11-09 | 2018-07-24 | 东莞东晟磁电磁控技术有限公司 | The door special electric control lock of cabinet |
| CN208714537U (en) * | 2018-09-01 | 2019-04-09 | 晋江中天模具有限公司 | A kind of polychrome air blowing drawing side mold |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6297408B2 (en) * | 2014-05-19 | 2018-03-20 | 東洋ゴム工業株式会社 | Seat pad manufacturing method and mold |
-
2018
- 2018-09-01 CN CN201811017464.8A patent/CN108973181B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB738437A (en) * | 1953-07-01 | 1955-10-12 | Argentina De Alpargatas Sa Ind | Improvements in or relating to apparatus for vulcanising rubber soles on to footwear |
| JP2008093987A (en) * | 2006-10-12 | 2008-04-24 | Sumitomo Heavy Ind Ltd | Mold clamping device |
| JP2008302520A (en) * | 2007-06-05 | 2008-12-18 | Nissei Plastics Ind Co | Mold clamping device with preventing mechanism for mold falling |
| JP2010149450A (en) * | 2008-12-26 | 2010-07-08 | Japan Steel Works Ltd:The | Method of molding multicolor molded product and mold for multicolor molding |
| EP2949457A1 (en) * | 2013-01-24 | 2015-12-02 | ASICS Corporation | Shoes and method for manufacturing same |
| CN203141747U (en) * | 2013-03-04 | 2013-08-21 | 陈怡良 | Multicolor blowing upper-drawing die |
| CN207647317U (en) * | 2017-11-09 | 2018-07-24 | 东莞东晟磁电磁控技术有限公司 | The door special electric control lock of cabinet |
| CN208714537U (en) * | 2018-09-01 | 2019-04-09 | 晋江中天模具有限公司 | A kind of polychrome air blowing drawing side mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108973181A (en) | 2018-12-11 |
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