Shoe outsole mold for 3D printing metal

Abstract

The utility model relates to the technical field of molds, and particularly discloses a 3D printing metal shoe outsole mold. The die comprises an upper die and a bottom die, the upper die and the bottom die are connected through a hinge sleeve, the upper die and the bottom die are provided with a die prying opening on one side of a die parting surface, and a first positioning structure is arranged between the upper die and the bottom die; a D-printed outsole insert is fixed on the bottom die, an insert groove for fixing the outsole insert is formed in the bottom die, flash grooves matched with the outsole of the shoe in shape are formed in the bottom die and the outsole insert, and a second positioning structure is arranged on the outsole insert. The die is simple, good in positioning and forming effect, fine in texture and high in production efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field especially a shoe mould sole mould of 3D printing metal. BACKGROUND

[0002] The shoe mould sole mould is used for forming shoe mould sole, and the sole refers to the part of the shoe in contact with the ground, and the structure of the shoe mould sole directly affects the performance and appearance of the shoe, and the texture of the shoe mould sole mould is usually processed by bite flower electroplating after the mould is completed, so that the production efficiency is low, and if the positioning between the moulds is not accurate during production, the bite flower texture will also be not fine. SUMMARY

[0003] The utility model discloses at least solve one of the prior art technical problems. Therefore, the utility model provides a shoe mould sole mould of 3D printing metal, and the mould is simply positioned, has good forming effect, fine texture and high production efficiency.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A shoe mould sole mould of 3D printing metal, comprising: an upper mould and a bottom mould, the upper mould and the bottom mould are connected through a hinge cover, the upper mould and the bottom mould are provided with a mould prying opening on one side of a parting surface, and the upper mould and the bottom mould are provided with a first positioning structure; a 3D printed sole insert is fixed on the bottom mould, the bottom mould is provided with a insert groove for fixing the sole insert, the bottom mould and the sole insert are provided with overflow grooves matched with the shape of the shoe mould sole, and the sole insert is provided with a second positioning structure.

[0006] According to some embodiments of the utility model, the overflow grooves include two groups of first overflow grooves symmetrically arranged on both sides of the insert groove, two groups of second overflow grooves symmetrically arranged on the upper side of the insert groove, two groups of third overflow grooves symmetrically arranged on the lower side of the insert groove, two groups of fourth overflow grooves symmetrically arranged on the upper side of the sole insert, two groups of fifth overflow grooves symmetrically arranged on the inner side of the sole insert and two groups of sixth overflow grooves symmetrically arranged on the lower side of the sole insert, and the first overflow grooves, the fourth overflow grooves, the second overflow grooves, the fifth overflow grooves, the third overflow grooves and the sixth overflow grooves are sequentially connected in a loop.

[0007] According to some embodiments of the utility model, the overflow grooves further include a plurality of exhaust grooves arranged on the bottom mould and communicated with the first overflow grooves and leading to the outer side of the bottom mould.

[0008] According to some embodiments of the utility model, the second positioning structure includes four protruding blocks arranged at the four corners of the outsole insert, each of the protruding blocks is provided with a first screw hole, the outsole insert is provided with a second screw hole in the middle, and the bottom die is provided with a third screw hole corresponding to the first screw hole and the second screw hole.

[0009] According to some embodiments of the utility model, the second positioning structure further includes two groups of symmetrically arranged cutter hole protruding blocks on the outsole insert, each of the two groups of cutter hole protruding blocks has a plurality of protruding blocks, and the upper die is provided with cutter hole grooves matched with the cutter hole protruding blocks.

[0010] According to some embodiments of the utility model, the outsole insert is provided with a plurality of arc protruding blocks, each of the arc protruding blocks is horizontally provided with an arc-shaped groove, and the upper die is provided with arc grooves matched with the arc protruding blocks.

[0011] According to some embodiments of the utility model, the first positioning structure includes a plurality of mold pins arranged on the upper die, a first mold stopper arranged on the lower side of the upper die, a second mold stopper arranged side by side on the lower side of the bottom die, and a third mold stopper symmetrically arranged on the left and right sides of the bottom die, the bottom die is provided with mold pin grooves matched with the mold pins and a first mold stopper groove matched with the first mold stopper, and the upper die is provided with a second mold stopper groove matched with the second mold stopper and a third mold stopper groove matched with the third mold stopper.

[0012] According to some embodiments of the utility model, the first positioning structure further includes a first positioning through hole arranged on the bottom die, and the upper die is provided with a second positioning through hole corresponding to the first positioning through hole.

[0013] According to some embodiments of the utility model, the pry mold opening is arranged on the first pry mold opening on the lower side of the bottom die and the second pry mold opening on the lower right corner of the bottom die.

[0014] According to some embodiments of the utility model, the outsole insert is formed by printing 15-53um size stainless steel 316L powder.

[0015] The utility model has at least the following beneficial effects:

[0016] The outsole insert is fixed in the insert groove on the bottom die, the outsole insert has fine flower biting texture, subsequent electroplating is not needed, the production efficiency is improved, the cooperation of the first positioning structure and the second positioning structure with multiple positioning structures improves the accuracy of shoe production and the texture forming quality, the mold product has good positioning effect, fine texture and high production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1This is a schematic diagram of the structure of one embodiment of the present utility model;

[0018] Figure 2 This is a schematic diagram of the bottom mold of one embodiment of the present invention;

[0019] Figure 3 This is a schematic diagram of the structure of the base insert according to one embodiment of the present invention. Detailed Implementation

[0020] This invention provides the following description with reference to the accompanying drawings to aid in a comprehensive understanding of the various embodiments of the invention as defined by the claims and their equivalents. The description includes various specific details to aid understanding, but these details should be considered exemplary only. Therefore, those skilled in the art will recognize that various changes and modifications can be made to the various embodiments described herein without departing from the scope and spirit of the invention.

[0021] In the description of this utility model, the orientation descriptions, such as up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0022] It should be understood that when one element (e.g., the first element) is “connected” to another element (e.g., the second element), the element may be directly connected to the other element, or there may be an intervening element (e.g., the third element) between the element and the other element.

[0023] An embodiment of this utility model provides a 3D printed metal shoe sole mold, such as... Figures 1-3 As shown, it includes an upper mold 101 and a bottom mold 102, which are connected by a hinge sleeve 2. The upper mold 101 and the bottom mold 102 are provided with a prying opening 3 on one side of the parting surface. A first positioning structure 105 is provided between the upper mold 101 and the bottom mold 102. A 3D printed outsole insert 103 is fixed on the bottom mold 102. The bottom mold 102 has an insert groove 104 for fixing the outsole insert 103. The bottom mold 102 and the outsole insert 103 are provided with an overflow groove 4 that matches the shape of the shoe outsole. The outsole insert 103 is provided with a second positioning structure 106.

[0024] The outsole insert 103 is fixed in the insert groove 104 on the bottom mold 102 through the second positioning structure 106, the upper mold 101 is buckled to the bottom mold 102 through the hinge sleeve 2, the hinge sleeve 2 has the functions of connection and positioning, the first positioning structure 105 is used for positioning the position between the upper mold 101 and the bottom mold 102, facilitating the alignment of the upper mold 101 and the bottom mold 102, improving the accuracy of the shoe, the overflow groove 4 can guide and place the overflow material, and also has the function of exhausting air, the pry mold opening 3 is used when the mold is opened, when the upper mold 101 and the bottom mold 102 are tightly closed, the pry mold opening 3 is opened to take out the product, the outsole insert 103 is 3D metal printing, the 3D printing product has high precision and fine texture, and 3D printing reduces the mold production process and improves the efficiency.

[0025] In some embodiments, as shown in Figures 1-3 The overflow groove 4 includes two groups of first overflow grooves 401 symmetrically arranged on both sides of the insert groove 104, two groups of second overflow grooves 402 symmetrically arranged on the upper side of the insert groove 104, two groups of third overflow grooves 403 symmetrically arranged on the lower side of the insert groove 104, two groups of fourth overflow grooves 404 symmetrically arranged on the upper side of the outsole insert 103, two groups of fifth overflow grooves 405 symmetrically arranged on the inner side of the outsole insert 103, and two groups of sixth overflow grooves 406 symmetrically arranged on the lower side of the outsole insert 103.

[0026] The overflow groove 4 is divided into multiple parts by the bottom mold 102 and the outsole insert 103, the divided overflow grooves are connected to form a ring-shaped overflow groove 4 matched with the shape of the shoe, facilitating exhaust, and the excess material can overflow into the overflow groove 4 to ensure the thickness standard of the finished product.

[0027] Further, the overflow groove 4 further includes a plurality of exhaust grooves 407 arranged on the bottom mold 102 and connected with the first overflow groove 401 and leading to the outside of the bottom mold 102.

[0028] The exhaust groove 407 directly penetrates the mold side wall, facilitating direct exhaust of gas, and the plurality of exhaust grooves 407 can increase the exhaust speed and improve the product quality.

[0029] In some embodiments, as shown in Figures 2-3 The second positioning structure 106 includes four protruding blocks 107 arranged at the four corners of the outsole insert 103, each protruding block 107 is provided with a first screw hole 108, the outsole insert 103 is provided with a second screw hole 109 in the middle, and the bottom mold 102 is provided with a third screw hole 110 corresponding to the first screw hole 108 and the second screw hole 109.

[0030] The outsole insert 103 is screwed into each screw hole by a threaded fastener such as a bolt, which facilitates fixing the outsole insert 103 and prevents displacement, thereby improving accuracy.

[0031] In some embodiments, as shown in Figure 1 , 3 The second positioning structure 106 further includes two sets of cutting hole protrusions 111 symmetrically arranged on the outsole insert 103, each set of cutting hole protrusions 111 having a plurality of protrusions, and the upper die 101 is provided with cutting hole recesses 112 matched with the cutting hole protrusions 111. When the mold extrudes the finished product, there is a burr on the sprue, and the cutting hole protrusions 111 cooperate with the cutting hole recesses 112 to form a cutting hole, which facilitates positioning when the burr is automatically removed subsequently.

[0032] In some embodiments, as shown in Figure 1 , 3 The outsole insert 103 has a plurality of arc protrusions 113, each arc protrusion 113 having an arc-shaped recess 114 arranged transversely therein, and the upper die 101 has arc-shaped recesses 115 matched with the arc protrusions 113.

[0033] The outsole has an arc-shaped anti-slip recess in the middle, and the arc protrusions 113 of the outsole insert 103 cooperate with the arc-shaped recesses 115 of the upper die 101, so that the arc-shaped recess 114 is formed.

[0034] In some embodiments, as shown in Figures 1-2 The first positioning structure 105 includes a plurality of die pins 116 arranged on the upper die 101, a first die stop 117 arranged on the lower side of the upper die 101, a second die stop 118 arranged side by side on the lower side of the lower die 102, and a third die stop 119 symmetrically arranged on the left and right sides of the lower die 102. The lower die 102 has a die pin groove 120 matched with each die pin 116 and a first die stop groove 121 matched with the first die stop 117, and the upper die 101 has a second die stop groove 122 matched with the second die stop 118 and a third die stop groove 123 matched with the third die stop 119.

[0035] The upper die 101 and the lower die 102 are staggered with die stops, and the die stops are arranged in the upper and lower and left and right directions of the mold. The die stops cooperate with the tapered positioning of the die pins to better position and align the upper die 101 and the lower die 102.

[0036] In some embodiments, as shown in Figure 1 The first positioning structure 105 further includes a first positioning through hole 124 arranged on the lower die 102, and the upper die 101 has a second positioning through hole 125 corresponding to the first positioning through hole 124.

[0037] After the mold is closed, the first positioning hole 124 and the second positioning hole 125 need to be aligned to prevent wear caused by opening and closing of the mold to affect the accuracy, and further positioning alignment.

[0038] In some embodiments, as shown in Figures 1-2 The pry mold opening 3 is provided in the first pry mold opening 301 at the lower side of the bottom mold 102 and the second pry mold opening 302 at the lower right corner of the bottom mold 102. In the case of mold jamming and cannot be opened, the pry stick can be inserted into the pry mold opening 3 to pry open.

[0039] In some embodiments, the large bottom insert 103 is printed by 15-53um size stainless steel 316L powder. The 15-53um size 316L stainless steel powder can maintain high strength and hardness after 3D printing, and has good high temperature strength and endurance strength, which is suitable for use in high temperature environment, which is very advantageous for mold inserts that need to work in high temperature conditions.

[0040] The terms and words used in the above description and claims are not limited to the literal meaning, but are merely used by the applicant to enable a clear and consistent understanding of the present application. Therefore, it should be clear to those skilled in the art that the above description of various embodiments of the present application is provided only for illustration, not for limitation of the present application as defined by the appended claims and their equivalents.

Claims

1. A 3D printed metal shoe sole mold characterized by, The utility model relates to a shoe sole 3D printing mould, including: Upper die (101) and bottom die (102), the upper die (101) and bottom die (102) are connected through hinge sleeve (2) between the upper die (101) and bottom die (102) are equipped with pry mould mouth (3) on the parting surface side, the upper die (101) and bottom die (102) between being equipped with first positioning structure (105), the bottom die (102) is fixed with 3D printing big bottom inlay piece (103), the bottom die (102) has inlay piece recess (104) for fixing the big bottom inlay piece (103), the bottom die (102) and big bottom inlay piece (103) are equipped with with the big bottom shape of shoe utensil matching overflow groove (4), the big bottom inlay piece (103) is equipped with second positioning structure (106).

2. The 3D printed metal outsole mold for footwear of claim 1, wherein: The overflow groove (4) includes two groups of first overflow grooves (401) symmetrically arranged on both sides of the inlay groove (104), two groups of second overflow grooves (402) symmetrically arranged on the upper side of the inlay groove (104), two groups of third overflow grooves (403) symmetrically arranged on the lower side of the inlay groove (104), two groups of fourth overflow grooves (404) symmetrically arranged on the upper side of the big bottom inlay piece (103), two groups of fifth overflow grooves (405) symmetrically arranged on the inner side of the big bottom inlay piece (103), and two groups of sixth overflow grooves (406) symmetrically arranged on the lower side of the big bottom inlay piece (103), the first overflow grooves (401), the fourth overflow grooves (404), the second overflow grooves (402), the fifth overflow grooves (405), the third overflow grooves (403), and the sixth overflow grooves (406) are sequentially connected in order.

3. The 3D printed metal footwear outsole mold of claim 2, wherein: The overflow groove (4) further includes a plurality of exhaust grooves (407) disposed on the bottom die (102) and communicating with the first overflow grooves (401) and leading to the outside of the bottom die (102).

4. The 3D printed metal outsole mold for footwear of claim 1, wherein: The second positioning structure (106) includes four protruding blocks (107) disposed at the four corners of the big bottom inlay piece (103), each of the protruding blocks (107) has a first screw hole (108), the big bottom inlay piece (103) has a second screw hole (109) disposed in the middle, and the bottom die (102) has a third screw hole (110) corresponding to the first screw hole (108) and the second screw hole (109).

5. The 3D printed metal outsole mold for footwear of claim 1, wherein: The second positioning structure (106) further includes two groups of cutter hole protruding blocks (111) symmetrically disposed on the big bottom inlay piece (103), each of the two groups of cutter hole protruding blocks (111) has a plurality of protruding blocks, and the upper die (101) has a cutter hole recess (112) matching the cutter hole protruding blocks (111).

6. The 3D printed metal outsole mold for footwear of claim 1, wherein: The big bottom inlay piece (103) has a plurality of arc protruding blocks (113), each of the arc protruding blocks (113) has an arc-shaped recess (114) disposed horizontally, and the upper die (101) has an arc-shaped recess (115) matching the arc protruding blocks (113).

7. The 3D printed metal outsole mold for footwear of claim 1, wherein: The first positioning structure (105) comprises a plurality of mold pins (116) arranged on the upper mold (101), a first mold stopper (117) arranged on the lower side of the upper mold (101), a second mold stopper (118) arranged side by side on the lower side of the bottom mold (102), and a third mold stopper (119) symmetrically arranged on the left and right sides of the bottom mold (102), the bottom mold (102) is provided with a mold pin groove (120) matched with each mold pin (116) and a first mold stopper groove (121) matched with the first mold stopper (117), and the upper mold (101) is provided with a second mold stopper groove (122) matched with the second mold stopper (118) and a third mold stopper groove (123) matched with the third mold stopper (119).

8. The 3D printed metal outsole mold for footwear of claim 1, wherein: The first positioning structure (105) further comprises a first positioning through hole (124) arranged on the bottom mold (102), and the upper mold (101) is provided with a second positioning through hole (125) corresponding to the first positioning through hole.

9. The 3D printed metal footwear outsole mold of claim 1, wherein: The pry mold opening (3) is arranged on the first pry mold opening (301) on the lower side of the bottom mold (102) and the second pry mold opening (302) on the lower right corner of the bottom mold (102).

10. The 3D printed metal footwear outsole mold of claim 1, wherein: The outsole insert (103) is printed and formed by stainless steel 316L powder with a size of 15-53 um.

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