CN1259870C - Hidden combined shoes and its making method and forming mould - Google Patents

Abstract

The invention discloses a hidden combined shoe, which comprises a vamp with a male buckle body and a shoe body with a female buckle body, wherein only a jack of the female buckle body is exposed on the surface of the shoe body for the male buckle body to be inserted, other parts are hidden in the shoe body, and when the vamp and the shoe body need to be separated, a specific position on the outer side of the shoe body is pressed and the vamp is pulled. The hidden combined shoe can also comprise an insole combined with the shoe body. The invention also discloses a method for manufacturing the hidden combined shoe and a forming die.

Description

Concealed composite shoes, its manufacturing method and forming mold

technical field

The invention relates to a combination shoe, a manufacturing method thereof and a molding die, in particular to a hidden combination shoe, a manufacturing method thereof and a molding die.

Background technique

In common shoes, the upper and the shoe body are usually fixed together, so that when any part of the shoe is damaged, the whole shoe will be thrown away; in addition, the fixed shoes do not meet modern people's pursuit of beauty.

In order to solve the above problems, the industry has designed and manufactured combined shoes with replaceable uppers. Referring to FIGS. The shoe body 1 is plugged and assembled. Wherein the several female button bodies 2 are embedded in the peripheral edge of the shoe body 1, and each female button body 2 surface is provided with a socket 3 exposed on the shoe body 1 surface for inserting the male button body 4, and the outer wall surface is provided with a circular through hole. The hole 9 is provided with an elastic tooth piece 8 to abut against the lower teeth of the male button body 4, so that the male button body 4 and the female button body 2 are fitted together to fix the uppers 5 and 6 on the shoe body 1; In order to make the uppers 5 and 6 detachable, a perforation 7 is provided on the periphery of the shoe body 1 corresponding to the position of the through hole 9 of the female button body 2, so that the button 91 can pass through and abut against the female button body 2 with its end. When the button 91 is pressed, the elastic teeth 8 will move inwards to disengage the lower teeth of the male button body 4, so that the male button body 4 and the female button body 2 are separated so as to replace the shoe uppers 5 and 6.

However, the manufacturing method of the shoe 100 is very complicated. Firstly, because a perforation 7 is provided on the outside of the shoe body 1, and the perforation 7 must be in common with the through hole 9 of the female button body 2, it is difficult to align the two. In addition, in order to prevent the button 91 from coming out after being assembled in the through hole 7 of the female button body 2, a card edge 92 will be added at the end of the button 91, and in order to provide the operator to press, the outer end of the button 91 needs to be covered with a soft button. Cap head 93, because there is card edge 92 at the end of button 91, so cap head 93 and button 91 just cannot be integrally formed, otherwise can't draft. Furthermore, since the soft cap 93 is exposed on the outer surface of the shoe body 1 , it seriously affects the overall appearance of the shoe 100 .

Contents of the invention

Based on the deficiencies of the known technology, one of the objectives of the present invention is to provide a method for manufacturing hidden combination shoes, the method is simple in process, the manufactured product has a beautiful appearance and is easy to disassemble.

The second object of the present invention is to provide a mold for manufacturing hidden combination shoes.

The third object of the present invention is to provide a hidden combination shoe with beautiful appearance and convenient disassembly.

The present invention is achieved like this:

A kind of manufacturing method of hidden combination shoes of the present invention, comprises the following steps:

(1) Prepare a shoe upper with a male button body and a shoe body with a female button body; wherein preparing the shoe body with a female button body includes steps:

Prepare an upper mold and a lower mold, and set a number of seals under the upper mold, wherein each seal is provided with a plate above and a sloped insert below, and the gap between the plate and the insert is There is a block between them, and the insert piece is inserted into the socket of the female button body, so that the female button body is connected to the bottom of the sealing piece, and the socket is closed by the block, and some of the female button bodies can be connected to the lower part. The mold moves in the radial direction;

The upper mold drives the sealing part and the female button body to be pushed to the edge of the lower mold cavity to form the shoe body, and the formed shoe body peripheral wall covers the female button body with a set thickness;

Open the mold and take out the shoe body;

(2) Assemble the upper and the shoe body.

The manufacturing method of the concealed combined shoe of the present invention may also include the step of preparing an insole that can be combined with the shoe body before step (2), and a step of assembling the insole and the shoe body may also be added in step (2).

The mold for manufacturing hidden combination shoes of the present invention includes an upper mold and a lower mold with a lower mold cavity, and is characterized in that: the upper mold is composed of an upper template and a movable template that can move up and down relative to it, and the upper template A protrusion with a slope is formed in the middle, and the movable formwork includes at least one pair of half molds that can connect the sealing member and the female button body. When the molds are closed, the protrusion enters the space between each pair of half molds The gap then pushes outward against each pair of half-molds, so that the sealing parts and female buttons connected on each pair of half-molds are pushed down to the edge of the lower mold cavity, so that the peripheral wall of the shoe body after molding will be set. The thickness covers the female button body.

Wherein the movable formwork further includes a connecting block connected to each pair of half-forms through transverse tie rods.

The present invention is a kind of concealed combination shoe, which comprises a vamp with a male button body and a shoe body with a female button body. The male button body is flat. There are locking teeth on both sides, a socket is provided on the surface of the female button body, and elastic locking teeth are bent on the vertical direction of the female button body, and a convex ring is also provided on the outer wall of the female button body. The outer wall of the ring adjacent to the female buckle is provided with a concave neck, and a through hole is arranged horizontally in the center of the convex ring, wherein the through hole can be used to pass through a post, and the end of the post can be pushed against the back of the elastic latch It is characterized in that: the female button body is embedded in a suitable place around the shoe body, only the jack is exposed on the surface of the shoe body for the insertion of the male button body, and the outer end of the abutment column is far from the shoe body. There is a set distance on the outer surface of the body. When it is necessary to separate the upper from the shoe body, it is sufficient to press a specific position on the outer side of the shoe body corresponding to the post.

In a specific embodiment of the present invention, the outer end of the abutting column is provided with a hat head, and an elastic envelope is sleeved on the outside of the hat head. , the tightening ring is tightly bound at the concave neck of the protruding ring.

After adopting the present invention, at first the method for manufacturing hidden combination shoes of the present invention adopts integral molding, and the process is simple. There is no demoulding line on the edge of the shoe body of the hidden combination shoe, and only the socket of the female button body is exposed on the surface of the shoe body for the insertion of the male button body, and the other parts are hidden inside the shoe body. The smooth appearance completely avoids the disadvantages of the known technology. However, using the molding die of the present invention can push the female button body to the edge of the lower mold cavity so that the peripheral wall of the formed shoe body can cover the female button body with a set thinner thickness, so that it is beneficial for fingers to press the elastic coating to drive the push-up column. The elastic clip moves backward to separate the shoe upper from the shoe body.

Description of drawings

Fig. 1 is a three-dimensional exploded view of a combined shoe with a replaceable upper in the prior art;

Fig. 2 is a partial sectional view of a combination shoe with a replaceable upper in the prior art;

Fig. 3 is a three-dimensional exploded view of the hidden combination shoe of the present invention;

Fig. 4 is a partially assembled sectional view of the hidden combination shoe of the present invention;

Fig. 5 is a partially disassembled sectional view of the hidden combination shoe of the present invention;

Fig. 6 is a partial cross-sectional view of the forming mold for hidden combination shoes of the present invention;

7-9 are schematic diagrams of the mold clamping process of the hidden combination shoe molding mold of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

Referring to FIGS. 3 , 4 and 5 , the concealed combination shoe 200 of the present invention includes uppers 60 , 70 provided with several male buttons 30 and a shoe body 40 provided with several female buttons 20 correspondingly. The male button body 30 is flat, with a bayonet opening 33 in the middle of its lower end, and locking teeth 31 on both sides of the lower end close to the bayonet opening 33 . The female button body 20 corresponding to the male button body 30 is embedded in an appropriate place around the shoe body 40, and its surface is provided with a jack 21, which is exposed on the surface of the shoe body 40 for the male button body 30 to be inserted into. The buckle body 20 is vertically bent to be provided with an elastic snap-tooth part 22, and a convex ring 23 is also provided on the outer wall of the female buckle body 20. There is a through hole 25 horizontally arranged in the center of the protruding ring 23, wherein the through hole 25 can be used to pass through a post 26, the end of the post 26 can push the elastic latch 22 to move backward, and the outer end is provided with a cap The head 261 and the cap head 261 are sheathed with an elastic coating 262. The elastic coating 262 is in the shape of a cap body, and its opening is provided with an elastic tie ring 263, which is tightly tied to the concave neck 24 of the convex ring 23. , the elastic envelope 262 has an appropriate distance from the outer surface of the shoe body 40, usually 0.3-2 mm. The presence of the elastic envelope 262 in the present invention can prevent the molding material from infiltrating and sticking between the cap head 261 and the protruding ring 23 during molding, thereby avoiding the blockage of the post 26 by the outside of the shoe body 40 in the future and the inability to push the top nut. The elastic latch 22 of the button body 20 moves backward to disengage the male button body 30 .

When assembling, it is only necessary to insert the male button body 30 into the jack 21 of the female button body 20, and at this time, the post 26 passes through the bayonet 33, and the teeth 31 of the male button body 30 and the elastic teeth of the female button body 20 22 phase engagement. When the shoe upper needs to be replaced, press the outer side of the shoe body 40 corresponding to the elastic coating 262, and at this time, the elastic coating 262 drives the post 26 under the pressure to push the elastic latch 22 to move backward so that the male button body 30 The locking tooth 31 is separated from the elastic locking tooth member 22 , and at this moment, only the uppers 60 , 70 need to be pulled up to separate from the shoe body 40 .

In addition, for the beauty of the inside of the shoe and the durability of the shoe body, the hidden combination shoe 200 of the present invention can also be combined with an insole 50 on the upper surface of the shoe body 40 . Several protrusions 51 may be provided on the insole 50 , correspondingly, a plurality of blind holes 41 are correspondingly opened on the upper surface of the shoe body 40 to accommodate the protrusions 51 . When assembling, it is only necessary to press the protruding portion 51 into the blind hole 41 , and the protruding portion 51 is interference-fitted with the blind hole 41 to combine the shoe body 40 and the insole 50 together. When it needs to be replaced, the insole 50 can be pulled out forcefully to separate the raised portion 51 from the blind hole 41 and the insole 50 can be removed from the shoe body 40 .

Of course, the upper, the shoe body and the insole of the hidden combination shoe of the present invention can also be connected in other connection ways, which will not be described one by one here.

With reference to Fig. 6-9, the method for the present invention manufactures hidden combination shoe comprises the steps:

(1) Prepare shoe uppers 60, 70 with male button body 30 and shoe body 40 with female button body 20;

Wherein preparing the shoe body 40 with the female button body 20 includes the steps: (a) preparing an upper mold 91 and a lower mold 93, and setting a plurality of sealing parts 10 below the upper mold 91, and then placing a plurality of female button bodies 20 Correspondingly connected to the bottom of the plurality of sealing parts 10, wherein the plurality of female button bodies 20 connected to the upper mold 91 can move relative to the lower mold 93 in a direction perpendicular to the mold closing direction; (b) close the mold and form the shoe body 40; (c) Open the mold and take out the shoe body 40 .

(2) Assemble the shoe uppers 60 , 70 and the shoe body 40 .

The step (2) may also include the step of preparing the insole 50 that can be combined with the shoe body 40 , and step (2) may also include the step of assembling the insole 50 and the shoe body 40 . During the mold closing process, the upper mold 91 can drive the female button body 20 to be pushed against the edge of the lower mold cavity, so that the peripheral wall of the formed shoe body 40 can cover the female button body 20 with a set thickness.

Referring to Fig. 6, a plate 11 is arranged on the top of the sealing member 10, and an insert 12 with a slope is arranged on the bottom, and a sealing block 13 is arranged between the plate 11 and the insert 12, and the insert 12 can be inserted The socket 21 of the female button body 20 can be connected with the female button body 20 under the sealing member 10 , and the socket 21 can be closed by the sealing block 13 .

6-9, in a preferred embodiment of the present invention, the upper mold 91 is composed of an upper template 95 and a movable template 97 that can move up and down relative to it. Wherein the movable formwork 97 is made up of several pairs of half molds 92,94 and the connecting block 98 connected thereto according to the needs of the shoe body, and every pair of half molds 92,94 is connected with the connecting block 98 by a transverse tie rod 96 respectively. In addition, the upper formwork 95 is connected with the movable formwork 97 through a longitudinal tie rod 99, wherein the connection between the longitudinal tie rod 99 and the movable formwork 97 is achieved by passing through the connecting block 98 and being connected thereto. The transverse pull rod 96 and the longitudinal pull rod 99 are respectively provided with a spring 991 so that the movable template 97 can move relative to the upper template 95 and the half molds 92 and 94 can move relative to each other. A sloped protrusion 951 is formed in the middle of the upper template 95 . Wherein the sealing member 10 and the female button body 20 are connected to the mold halves 92 , 94 .

When closing the mold, first, the sealing member 10 and the female button body 20 enter the lower mold cavity, then the half molds 92 and 94 are held against the upper surface of the lower mold 93, and the mold is further closed, and the upper mold plate 95 gradually approaches the movable mold plate 97, At this moment, the protrusion 951 enters the gap between the mold halves 92 and 94. Since the protrusion 951 has a slope, it pushes the mold halves 92, 94 outwards along with the upper mold plate 95 close to the movable mold plate 97, thereby driving the mother mold. The button body 20 is pushed against the edge of the lower mold cavity. The surrounding wall of the shoe body 40 formed in this way will cover the female buckle body 20 with a thinner thickness of 0.3-2 mm, so that the finger presses the elastic coating 262 to drive the post 26 to push the elastic latch 22 and move backward to separate the upper. with shoe body.

In the present invention, the foam material can be preset in the lower mold before the mold is closed, and foam molding can be performed after the mold is closed; injection molding can also be performed after the mold is closed. The shoe edge of the shoe body made by the method for manufacturing hidden combination shoes of the present invention has no demolition line, and the elastic envelope 262 is hidden inside the shoe body, and its complete and smooth appearance completely avoids the shortcomings of the known technology.

The above disclosures are only preferred embodiments of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the patent scope of the present invention still fall within the scope of the present invention.

Claims (6)

1. the manufacture method of a concealed assembled shoe may further comprise the steps:

(1) prepares the footwear body that has the vamp of main buckled body and have branched buckled body; Wherein prepare footwear body and comprise step with branched buckled body:

A. purchase a patrix and counterdie, and some involution spares are located at this patrix below, wherein a plate is established in each involution spare top, a gradient inserted sheet is established in the below, be provided with an envelope piece between plate and the inserted sheet, inserted sheet packs in the jack of branched buckled body, thereby branched buckled body is connected in this involution spare below, and this envelope piece sealing jack of mat, wherein some branched buckled bodies can radially move with respect to counterdie;

B. described patrix drives involution spare and branched buckled body is pushed against to described lower mode cavity edge shaping shoe body, and the footwear body perisporium after the moulding coats branched buckled body to set thickness;

C. the footwear body is taken out in die sinking;

(2) described vamp of assembling and footwear body.

2. the manufacture method of concealed assembled shoe as claimed in claim 1 is characterized in that: step (2) comprise before preparation can with the step of the shoe-pad of footwear body combination, and step (2) increases the step of assembling shoe-pad and footwear body.

3. the employed mould of the manufacture method of concealed assembled shoe as claimed in claim 1, comprise a patrix and have the counterdie of lower mode cavity, it is characterized in that: but described patrix by cope match-plate pattern and relatively its moving platen that moves up and down constitute, form a projection in the middle of the described cope match-plate pattern with gradient, but described moving platen comprises that at least one pair of can connect the half module of involution spare and branched buckled body, during matched moulds, described projection enters the gap between described every pair of half module and then outwards pushes against described every pair of half module, the footwear body perisporium after the moulding thereby being pushed, the involution spare that connects on every pair of half module and branched buckled body is low to moderate the lower mode cavity edge, so that will coat branched buckled body with the thickness of setting.

4. mould as claimed in claim 3 is characterized in that: but described moving platen also comprises the link block that is connected by cross-tie respectively with described every pair of half module.

5. concealed assembled shoe, comprise vamp and have the footwear body of branched buckled body with main buckled body, described main buckled body is flat, its middle part, lower end is provided with a bayonet socket, inboard both sides near bayonet socket, lower end are provided with latch, described branched buckled body surface is provided with a jack, at the vertical then curved elasticity latch spare that is provided with of branched buckled body, described branched buckled body outside wall surface also is provided with a bulge loop, this bulge loop faces and connects this branched buckled body outer wall and be provided with a recessed neck, and there is a through hole to cross at the center of bulge loop, wherein through hole can support post for wearing one, move after should supporting the terminal energy of post ejection elasticity latch spare, it is characterized in that: described branched buckled body is embedded in described footwear body periphery appropriate location, only has described jack to be revealed in the footwear surface and inserts for described main buckled body, and the described external side surface of outer end distance footwear that supports post has one section setpoint distance, when needing to separate described vamp and footwear body, push getting final product of the external side of footwear with the described corresponding ad-hoc location of post that supports.

6. concealed assembled shoe as claimed in claim 5, it is characterized in that: the described post outer end of supporting is provided with a cap head, the outside sheathed elasticity coating of cap head, and this elasticity coating is the cap shape, its opening is provided with beam ring full of elasticity, and beam ring is tightly restrainted the recessed neck place in described bulge loop.

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