TWM507343U - Shoe mold device - Google Patents

Description

Shoe mold device

The present invention relates to a mold, and more particularly to a shoe mold device.

An injection molding die as disclosed in the Patent No. I259136 of the Republic of China, which generally comprises a lower die unit, a friction unit spaced apart from the top surface of the lower die unit, an upper die unit disposed above the lower die unit, and a A link unit disposed on the upper mold unit. The lower die unit has a plurality of lower die cavities recessed from the top surface thereof. The upper mold unit has a plurality of upper mold cavities recessed from the bottom surface thereof and corresponding to the lower mold cavities, and a plurality of guide holes provided on one side of the upper mold cavities and respectively corresponding to the friction unit. The connecting unit has a pair of connecting plates on the top surface of the upper die unit, a plurality of modules that can be sleeved in the upper die holes and fixed to the connecting plate, and are fixed on the connecting plate and respectively respectively A guide that slides through the guide holes. When the upper die unit and the connecting unit are translated relative to the lower die unit in a modulating direction away from the die or adjacent to the closed die, respectively, the guide members respectively actuate and pass through the friction units The web is driven to push each module away from the upper cavity or back to the upper cavity.

However, the structural composition of the above-mentioned translating mold is not limited to the design of the upper and lower cavities and the shape of the module, and is suitable for molding most of the differences. a shoe having a changed shape, but the translating mold needs to be provided with a driving device to provide a stable driving force, so as to maintain the upper unit unit stably shifting away from or approaching the lower die unit, thereby limiting the degree of freedom of operation of the mold and The conditions for the installation of space are also required.

In addition, referring to FIG. 1 and FIG. 2, a conventional side opening mold 1 includes a base 11 , a lower module 12 disposed on the base 11 and having a top surface 121 recessed to form a lower cavity 120 . The core 13 is pivotally disposed on one side of the lower module 12 and is pivotally disposed on the lower mold cavity 120. One side is pivotally disposed on the base 11 and the bottom surface 141 is recessed. The upper module 14 of the upper die cavity 140 and a link set 15 connecting the upper module 14 and the die core 13. The upper module 14 is swingable between a mold opening position (see FIG. 1) and a mold closing position (see FIG. 2). When the upper module 14 is swung to the mold opening position, the bottom surface 141 of the upper module 14 is far away. The top surface 121 of the lower module 12 is pivoted away from the lower mold cavity 120 by the linkage of the link group 15, and the bottom surface of the upper module 14 when the upper module 14 is swung to the closed mold position 141 is coupled to the top surface 121 of the lower module 12 such that the upper mold cavity 140 is engaged with the lower mold cavity 120, and the mold core 13 is used to pivot the mold core 13 to the lower mold cavity 120. The lower mold cavity 120, the upper mold cavity 140 and the mold core 13 cooperate to form a injection space 16.

However, the above-mentioned side-opening mold 1 is a switching mold in a swinging pivoting manner, and it is more convenient to manually perform a switching mode operation than the above-mentioned flat-opening mold, and the relative installation space condition is also relatively unlimited, but The core 13 of the side open mold 1 is pivotally connected to the lower module 12, so that the forming ranges of the upper and lower mold cavities 140, 120 and the core 13 are avoided. The surrounding part, the shape of the shoe that can be formed by such side-opening mold 1 is limited.

Another side opening mold disclosed in the Republic of China No. M494076 patent is different from the above-mentioned side opening mold 1 in that the core is vertically movable to be disposed on the lower module, and the core has a setting a molding portion of the lower mold cavity, and an extension portion extending downward from the bottom surface of the molding portion and passing through the lower module, the side opening mold pushing the mold core through a lifting device disposed under the lower module And an extension portion that protrudes upwardly from the molding portion that drives the core to the upper portion of the lower mold cavity or sinks into the lower mold cavity.

However, although the front opening mold can be designed with the outer shape of the upper and lower mold holes and the mold core as the above-mentioned flat mold, it is suitable for molding many shoes with different appearance changes, but the side open mold When the mold is switched, it is not possible to simultaneously move the mold core (module) away from or approach the mold cavity (upper mold cavity) as the foregoing two molds, and the lifting device must be additionally operated to drive the mold core to complete the above action. The steps in operating such side-opening dies are quite cumbersome.

Accordingly, it is an object of the present invention to provide a shoe device that can consistently and smoothly perform a switching die.

Therefore, the novel shoe mold device comprises a base, a lower module, an upper module, a core unit, an elastic unit and at least one impact unit.

The base includes an activity space.

The lower module is coupled to the base and includes a reverse The top surface of the base is recessed to form a lower cavity.

The upper module is pivotally connected to a corresponding side of the lower module, and is swingably disposed on the lower module between a closed mold position and a mold opening position, the upper module including a relative On the bottom surface of the top surface of the lower module, the bottom surface is recessed to form an upper mold cavity.

The core unit includes a mold core disposed on the lower mold cavity, a driven seat that is vertically movably disposed in the movable space, and at least one extending upward from the driven seat and passing the lower module to connect the mold core a connecting rod, and at least one pressing rod extending upward from the driven seat and protruding outside the lower mold cavity.

The elastic unit is disposed under the driven seat and abuts the driven seat and the base, and is compressible to provide an elastic force for pushing the driven seat upward.

The snap-on unit is disposed on the upper module and corresponds to the lever.

Wherein, when the upper module is swung to the closed mold position, the bottom surface of the upper module is coupled to the top surface of the lower module, the upper mold cavity is engaged with the lower mold cavity, and the elastic abutting unit is elastically biased downward The pressing rod causes the driven seat to move down and compress the elastic unit, and the mold core is forced to sink into the lower mold hole through the connecting rod, and the mold core can cooperate with the upper mold hole and the lower mold cavity to form a a filling space, when the upper module is swung to the mold opening position, the bottom surface of the upper module is away from the top surface of the lower module, and the pressing rod is not biased downward by the elastic abutting unit, so that the driven seat is subjected to The elastic force of the elastic unit is pushed upward, and the core is extended upwardly above the lower mold cavity through the connecting rod.

The utility model has the advantages that the mold core unit is arranged to be vertically movable and disposed on the lower module, so that the upper and lower mold holes and The shape of the core is relatively unrestricted and is suitable for forming shoes with many different shapes. In addition, when the mold is switched, the elastic unit and the elastic unit act on the core unit to achieve the effect of simultaneously driving the mold core away from or approaching the lower mold cavity, so that only manipulation is required in operation. The action of the upper module swinging can smoothly and completely complete the entire switch mode actuation.

2‧‧‧Base

20‧‧‧Event space

201‧‧‧ Large groove

202‧‧‧ small groove

21‧‧‧ top surface

3‧‧‧Next module

31‧‧‧ bottom

32‧‧‧ top surface

33‧‧‧下模穴

4‧‧‧Upper module

41‧‧‧ bottom

42‧‧‧ top surface

43‧‧‧上模穴

44‧‧‧Set space

441‧‧‧ Large groove

442‧‧‧ small groove

5‧‧‧Machine unit

51‧‧‧Molding

52‧‧‧Resident

53‧‧‧ Connecting rod

54‧‧‧Resistance rod

55‧‧‧ bushing

6‧‧‧elastic unit

61‧‧‧ Spring

7‧‧‧Bounce unit

71‧‧‧

72‧‧‧guides

721‧‧‧Fixed end

722‧‧‧ Limit end

73‧‧‧ Spring

8‧‧‧Deduction group

81‧‧‧Bumps

82‧‧‧fasteners

821‧‧‧Handle

X‧‧‧ first direction

Y‧‧‧second direction

Other features and effects of the present invention will be apparent from the following detailed description of the preferred embodiments, wherein: FIG. 1 is a cross-sectional view illustrating a component of a conventional side open mold and the side open mold An upper module is located at a closed position; FIG. 2 is a cross-sectional view showing the upper module of the side open mold in a closed position; FIG. 3 is an exploded cross-sectional view of an embodiment of the present mold device; 1 is a cross-sectional view showing an upper module of the embodiment in a closed position; FIG. 5 is a cross-sectional view showing the upper module of the embodiment away from the closed position; FIG. 6 is a cross-sectional view showing the upper portion of the embodiment The module is located at a mold opening position; FIG. 7 is a bottom view of the upper module of the embodiment, illustrating the arrangement relationship between some components of the embodiment; FIG. 8 is a side view illustrating a core molding of the embodiment. There is a finished shoe; and FIG. 9 is a top view showing another structural aspect of the embodiment. Used to form a pair of finished shoes.

Referring to FIG. 3, FIG. 4 and FIG. 7, an embodiment of the shoe mold device of the present invention comprises a base 2, a lower module 3, an upper module 4, a core unit 5, an elastic unit 6, and a second impact unit 7. , and a buckle group 8.

The base 2 includes a top surface 21 recessed to define an active space 20. The movable space 20 has a class shape from top to bottom, and sequentially has a large groove portion 201 and two small groove portions 202 respectively spaced apart in a first direction X and communicating with the large groove portion 201.

The lower module 3 is coupled to the base 2 and includes a bottom surface 31 opposite to the top surface 21 of the base 2 and a top surface 32 opposite to the base 2. The top surface 32 is recessed to form a lower cavity 33.

The upper module 4 is pivotally connected to a corresponding side of the lower module 3 and pivoted in the first direction X, and can be in a closed position (see FIG. 4) and a The mold opening position (see FIG. 6) is swingably disposed on the lower module 3. The upper module 4 includes a bottom surface 41 opposite to the top surface 32 of the lower module 3, and a top surface 42 opposite to the bottom surface 41. The bottom surface 41 is recessed to form an upper mold cavity 43 and two along the first direction. The X is spaced apart from the installation space 44 on the opposite sides of the upper cavity 43. The upper module 4 further includes a injection passage (not shown) that communicates the upper mold cavity 43 with the outside. Each of the installation spaces 44 is formed in a class shape from the bottom surface 41 toward the top surface 42 and sequentially has a large groove portion 441 and two spaced apart from each other in a second direction Y perpendicular to the first direction X and communicates with the large groove portion. A small groove portion 442 of 441.

The core unit 5 includes a mold core 51 that is vertically movably disposed on the lower mold cavity 33, a driven seat 52 that is vertically movable to the large groove portion 201 of the movable space 20, and two slaves. a connecting rod 53 extending vertically upwardly and extending through the lower module 3 to connect the core 51, and a second extending upwardly from the driven seat 52 and extending through the lower module 3 to protrude outside the lower cavity 33 The pressing rods 54 and the two bushings 55 are fixed to the lower module 3 and respectively sleeved on the pressing rods 54. The connecting rods 53 are arranged at intervals along the second direction Y. The pressing rods 54 are spaced apart from the driven seat 52 along the first direction X, and are respectively located on opposite sides of the connecting rods 53, and respectively corresponding to the space 44.

The elastic unit 6 includes two springs 61 respectively disposed on the small groove portions 202 of the movable space 20 and protruding from the large groove portion 201. The opposite ends of the springs 61 abut against the driven seat 52 and the base 2, respectively, and are compressible to provide an elastic force for moving the driven seat 52 upward.

The spring-fitting units 7 are disposed on the bottom surface 41 of the upper module 4 and are respectively located in the installation spaces 44. Each of the abutting units 7 includes a large groove portion 441 disposed in the corresponding installation space 44 and is slidable relative to the upper module 4, and the second concave portions are respectively disposed uprightly disposed in the corresponding installation spaces 44. The groove portion 442 can protrude from the large groove portion 441 and pass through the guiding rod 72 of the abutting block 71, and the two are respectively sleeved on the guiding rods 72 and located between the abutting block 71 and the upper module 4 There is a spring 73 that moves the abutment block 71 away from the upper module 4. Each of the guide rods 72 has a fixed end portion 721 fixed to the upper module 4, and a limiting end portion 722 opposite to the upper module 4 and preventing the resisting block 71 from coming off.

The fastening group 8 includes a protrusion 81 protruding from a side of the lower module 3 opposite to the pivoting side thereof, and a side pivotally connected to the side of the upper module 4 opposite to the pivoting side thereof and having a handle Fastener 82 of 821.

Wherein, the total elastic constant of the elastic unit 6 is smaller than the total elastic constant of the elastic abutment unit 7, so referring to FIG. 4, when the upper module 4 is swung to the closed position, the bottom surface 41 of the upper module 4 is aligned. On the top surface 32 of the lower module 3, the upper mold cavity 43 is engaged with the lower mold cavity 33, and the elastic abutment units 7 respectively are biased downward against the pressing rods 54, so that the abutting blocks 71 abut against each other. The shoulder surface between the large groove portion 441 and the small groove portions 442 and the springs 73 are simultaneously compressed, and the driven seat 52 is moved downward against the large groove portion 201 and the small concave portions. The shoulders between the groove portions 202 and the springs 61 are compressed at the same time, and the core 51 is moved into the lower mold holes 33 through the connecting rods 53. The mold core 51 can cooperate with the upper mold holes 43 and the lower portion. The cavity 33 forms a filling space 9 at which the handle 821 of the fastener 82 can be operated to fasten the fastener 82 to the projection 81 to fix the upper module 4 and the lower module 3.

Referring to FIG. 6, when the upper module 4 is swung to the mold opening position, the bottom surface 41 of the upper module 4 is away from the top surface 32 of the lower module 3, and the pressing rods 54 are not affected by the elastic sensing units 7 respectively. The lower flange is caused to be pushed upward by the elastic force of the compressed springs 61, and the core 51 is extended upwardly above the lower cavity 33 through the connecting rod 53.

In addition, during the process of swinging the upper module 4 from the mold closing position to the mold opening position, and until the resisting blocks 71 of the spring-fitting unit 7 do not press against the pressing rods 54 (see Figure 5), the impact units 7 The elastic force of the compressed spring 73 first separates the upper module 4 from the core 51, and then the elastic force of the elastic unit 6 is applied to the core unit 5 by the elastic force of the compressed spring 61, so that the driven seat 52 can be alleviated. Moving upward, avoiding that the core 51 and the lower cavity 33 are demolded too quickly, and destroying the finished shoe 100 formed on the core 51 (see FIG. 8), and can also appropriately assist the shifting of the upper module 4 away from the The lower module 3 enables the upper module 4 to be labor-saving and smooth in the process of swinging the mold. Conversely, in the process of swinging the upper module 4 from the mold opening position to the mold closing position, the resisting blocks 71 are separated from the upper module 4 by the springs 73, and the resisting blocks 71 are The pressing of the pressing rods 54 causes the core unit 5 to be actuated early, and finally the clamping block 71 is compressed to complete the mold closing, so that the upper mold cavity 43 can be prevented from directly colliding with the mold core 51.

It is worth mentioning that the number of the connecting rod 53, the pressing rod 54 and the bushing 55 of the core unit 5, and the number of the elastic abutting unit 7 and the number of the connecting rod 72 and the spring 73 of the elastic abutting unit 7 Not limited to the above, but only one or two or more, the same effect can be achieved as described above.

More specifically, referring to FIG. 9, the embodiment is also applicable to forming a pair of shoes, and the upper module 4, the lower module 3, and the core unit 5 are respectively added to the corresponding number of upper mold holes 43 respectively. The lower mold hole 33 and the mold core 51 are connected to the driven seat 52 via the connecting rod 53 via the newly added mold cores 51. However, in the process of switching the mold, the shoe mold device can also achieve the above-mentioned effects, and all the cores 51 can be coupled together by the driven seat 52, and can be smoothly and smoothly translated away from or approaching the lower mold cavity. 33.

In summary, the present shoe mold device is disposed on the lower module 3 by the core unit 5 so as to be movable up and down, so that The outer mold cavities 43, 33 and the core 51 have an outer shape design, and are suitable for molding a shoe product 100 having a plurality of different appearance changes. In addition, when the elastic die unit 6 and the elastic abutting unit 7 act on the core unit 5, the elastic device 6 and the elastic element 6 act to drive the core 51 away from or approach the lower cavity. The utility model makes the operation of the new mold device only by manipulating an action of swinging the upper module 4, and the entire switch mode actuation can be completed smoothly and consistently, so that the purpose of the novel can be achieved.

However, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made in accordance with the scope of the present patent application and the contents of the patent specification, All remain within the scope of this new patent.

2‧‧‧Base

20‧‧‧Event space

201‧‧‧ Large groove

202‧‧‧ small groove

21‧‧‧ top surface

3‧‧‧Next module

31‧‧‧ bottom

32‧‧‧ top surface

33‧‧‧下模穴

4‧‧‧Upper module

41‧‧‧ bottom

42‧‧‧ top surface

43‧‧‧上模穴

44‧‧‧Set space

441‧‧‧ Large groove

442‧‧‧ small groove

5‧‧‧Machine unit

51‧‧‧Molding

52‧‧‧Resident

53‧‧‧ Connecting rod

54‧‧‧Resistance rod

55‧‧‧ bushing

6‧‧‧elastic unit

61‧‧‧ Spring

7‧‧‧Bounce unit

71‧‧‧

72‧‧‧guides

721‧‧‧Fixed end

722‧‧‧ Limit end

73‧‧‧ Spring

8‧‧‧Deduction group

81‧‧‧Bumps

82‧‧‧fasteners

821‧‧‧Handle

X‧‧‧ first direction

Y‧‧‧second direction

Claims (7)

A shoe mold device comprising: a base comprising an active space; a lower module coupled to the base, and including a top surface opposite to the base, the top surface recessed to form a lower cavity; an upper module, The one side portion is pivotally connected to the corresponding one side of the lower module, and is swingably disposed on the lower module between a closed mold position and a mold opening position, the upper module includes a lower module a bottom surface of the top surface, the bottom surface is recessed to form an upper mold cavity; a core unit includes a mold core disposed on the lower mold cavity, a driven seat vertically movablely disposed in the movable space, and at least one a connecting rod extending upwardly and extending through the lower module to connect the core, and at least one pressing rod extending upward from the driven seat and protruding outside the lower cavity; an elastic unit Under the driven seat and abutting the driven seat and the base, and compressible to provide an elastic force for pushing the driven seat upward; and at least one resilient unit disposed on the upper module and correspondingly pressed a rod; wherein, when the upper module is swung to the closed position When the bottom surface of the upper module is coupled to the top surface of the lower module, the upper mold cavity is engaged with the lower mold cavity, and the elastic abutting unit is downwardly biased against the pressing rod, so that the driven seat is moved downward. Compressing the elastic unit, and cooperating the mold core through the connecting rod to sink into the lower mold cavity, the mold core can cooperate with the upper mold cavity and the lower mold cavity Forming a injection space, when the upper module is swung to the mold opening position, the bottom surface of the upper module is away from the top surface of the lower module, and the pressing rod is not biased downward by the elastic abutting unit, thereby causing the driven The seat is pushed upward by the elastic force of the elastic unit, and the core is extended upwardly above the lower mold cavity by the connecting rod. The shoe device of claim 1, wherein the number of the pressing rods of the core unit is two, the number of the elasticating units is two, and the pressing rods are respectively corresponding to the pressing rods, and the pressing rods are along The lower module is axially spaced from the upper module and is disposed on the opposite side of the connecting rod. The shoe device of claim 2, wherein the pressing rods respectively extend through the lower module. The shoe device of claim 3, wherein the core unit further comprises two bushings disposed on the lower module for respectively penetrating the pressing rods. The shoe device of claim 2, wherein each of the elastic abutting units includes a resisting block slidable relative to the upper module, and at least one spring located between the upper module and the abutting block, the spring having the The block is far from the potential energy of the upper module. The shoe device of claim 5, wherein each of the elastic abutting units further includes two guiding rods erected on the upper module in a direction perpendicular to a pivotal axial direction of the lower module and the upper module, respectively The guiding rod has a limiting end opposite to the upper module and preventing the blocking piece from being detached. The number of springs of each of the protruding units is two, and is respectively sleeved on the guiding rods. The shoe device of claim 3, wherein the elastic unit has a total elastic constant that is less than a total elastic constant of the elastic unit.