CN219076392U - Silica gel finger stall injection mold - Google Patents

Silica gel finger stall injection mold Download PDF

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Publication number
CN219076392U
CN219076392U CN202223571985.2U CN202223571985U CN219076392U CN 219076392 U CN219076392 U CN 219076392U CN 202223571985 U CN202223571985 U CN 202223571985U CN 219076392 U CN219076392 U CN 219076392U
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Prior art keywords
core
upper die
plate
die
lower die
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CN202223571985.2U
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Chinese (zh)
Inventor
杨廷云
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Guangzhou Mather Belle Maternity Infant Product Co ltd
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Guangzhou Mather Belle Maternity Infant Product Co ltd
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Abstract

The utility model provides a silica gel finger stall injection mold, wherein one side of a core-pulling member is recessed with a mounting groove, a mounting hole is penetrated along the width direction of the core-pulling member, and the mounting groove is communicated with the mounting hole; one end of the lateral core is provided with a fixed block, the fixed block is arranged in the mounting groove, the fixed block extends to form a threaded rod, and the threaded rod penetrates through the mounting hole to be connected with the nut; the core-pulling member is locked with the lateral core through threads, so that stable connection is realized; meanwhile, the lateral core is inserted into the core-pulling member through the cooperation of the fixing block and the mounting groove, the outer wall of the fixing block is resisted through the inner wall of the mounting groove, and the stability of the lateral core in the core-pulling member is further improved.

Description

Silica gel finger stall injection mold
Technical Field
The utility model relates to the field of molds, in particular to a silica gel finger stall injection mold.
Background
The injection mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used for mass production of parts with complex shapes, and specifically, the injection mold is used for injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying are carried out to obtain a molded product.
In China application number 202220276929.7 and publication day 2022.7.22, a diagonal core-pulling mold is disclosed, which comprises a fixed mold assembly, a movable mold assembly, a guide assembly and a diagonal core-pulling assembly, wherein the diagonal core-pulling assembly is positioned in a supporting plate and a movable mold plate, the diagonal core-pulling assembly comprises a core-pulling column for molding a product, a fixed block fixed on the supporting plate and a diagonal drawing plate for connecting the fixed block and the core-pulling column, at least part of the core-pulling column is positioned in a movable mold core, and the movable mold core, the fixed mold core corresponding to the position of the movable mold core and the core-pulling column are matched to form a molding cavity; through the card between oblique board of taking out and the post of loosing core holding the structure, the card is held the structure and is held the inslot including the card and hold the groove and insert the card and hold the portion of holding at the card, and the card is held the groove setting and is taken out on the board to one side, and the card is held the portion and is held the groove cooperation and realize loosing core the post and take out the detachable connection of board to one side with the card.
However, the side surface of the clamping groove is provided with an opening, the clamping part is clamped in the clamping groove from the side surface of the clamping groove through the opening, and when the clamping groove and the clamping part are stressed mutually, the clamping part is easy to scratch out of the clamping groove, so that the core pulling column is dislocated from the inclined drawing plate.
Disclosure of Invention
The utility model provides a silica gel finger stall injection mold, which is characterized in that a core pulling member is stably connected with a lateral core.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a silica gel dactylotheca injection mold, including last mould subassembly, the lower mould subassembly, direction subassembly and loose core spare, lower mould subassembly sets up in last mould subassembly below, the direction subassembly includes the guide pillar and overlaps the guide pin bushing of establishing on the guide pillar, guide pillar and last mould subassembly fixed connection, guide pin bushing and lower mould subassembly fixed connection, loose core spare sets up in the lower mould subassembly and moves relatively lower mould subassembly, last mould subassembly includes upper die base and cope match-plate pattern, the cope match-plate pattern is fixed in the upper die base bottom, be equipped with the holding ring in the central point of upper die base, be equipped with the runner on the cope match-plate pattern, the runner is connected with more than one subchannel; an upper die groove part is recessed from the bottom of the upper die plate to the direction of the upper die seat, an upper die core is fixed in the upper die groove part, and more than one upper die core is arranged on the upper die core; the upper mould ring, the pouring gate, the sub-runner and the upper mould core are communicated.
The lower die assembly comprises a lower die holder, a support plate and a lower die plate, wherein cushion blocks are arranged on two sides of the top of the lower die plate, the support plate is fixed on the tops of the two cushion blocks, and the lower die plate is fixed on the top of the support plate; a lower die groove part is recessed from the top of the lower die plate to the direction of the lower die base, a lower die core is fixed in the lower die groove part, and more than one lower die core is arranged in the lower die core; the lower mold cores are in one-to-one correspondence with and communicated with the upper mold cores.
Core pulling groove parts are arranged on two sides of the lower die groove part, and the core pulling groove parts are positioned above the lower die groove part; the core pulling piece is movably arranged in the core pulling groove part, one side of the core pulling piece is connected with more than one lateral core, and the lateral core extends into the lower die core; and a cavity is formed among the lower mold core, the lateral mold core and the upper mold core.
An accommodating space is formed among the lower die holder, the supporting plate and the two cushion blocks, a movable ejection unit is arranged in the accommodating space, and the ejection unit is connected with the core pulling piece.
One side of the core pulling member is recessed with a mounting groove, a mounting hole penetrates through the core pulling member along the width direction of the core pulling member, and the mounting groove is communicated with the mounting hole; one end of the lateral core is provided with a fixed block, the fixed block is arranged in the mounting groove, the fixed block extends to form a threaded rod, and the threaded rod penetrates through the mounting hole to be connected with the nut.
The upper die assembly moves relative to the lower die assembly along the guiding direction of the guiding assembly, and the upper die core approaches the lower die core to realize die assembly; the material flows into the pouring gate through the locating ring and then flows into different cavities through the split runners; after the product is molded, the upper die assembly is separated from the lower die assembly, and then the core-pulling member is ejected out through the ejection unit; the product sleeved on the lateral core is ejected out simultaneously, so that the product is separated from the lower model core, and the product is conveniently taken out; the core-pulling member is locked with the lateral core through threads, so that stable connection is realized; meanwhile, the lateral core is inserted into the core-pulling member through the cooperation of the fixing block and the mounting groove, the outer wall of the fixing block is resisted through the inner wall of the mounting groove, and the stability of the lateral core in the core-pulling member is further improved.
Further, the ejection unit comprises an ejector pin push plate, a push plate fixing plate and ejector pins; the ejector pin push plate is arranged close to the lower die holder, the push plate fixing plate is fixed at the top of the ejector pin push plate, one end of the ejector pin is fixed on the push plate fixing plate, and the other end of the ejector pin is contacted with the bottom of the core pulling piece; the ejector pin drives the core pulling piece to approach and be far away from the lower model core.
The ejector pin pushing plate is used for supporting the ejector plate fixing plate, the ejector plate fixing plate pushes the ejector pin to move, and the ejector pin approaching to the upper mold core ejects the core-pulling member, so that the core-pulling member is far away from the lower mold core; when the product in the lateral core is taken out, the push plate fixing plate drives the ejector pin to be far away from the upper mold core, and the core-pulling piece is close to the lower mold core, so that the reset of the lateral core is realized.
Further, a positioning hole is recessed in the bottom of the core pulling member, and a blocking part is arranged in the positioning hole; one end of the thimble, which is far away from the push plate fixing plate, extends into the positioning hole and is abutted with the resisting part.
The positioning hole is matched with the ejector pin to position the ejector pin, and when the ejector pin drives the core-pulling member to move, the stability between the ejector pin and the core-pulling member is good.
Further, the ejection unit further comprises an ejection limit column; one end of the ejection limit column is connected with the push plate fixing plate, and the other end of the ejection limit column is arranged in the lower template in a penetrating way; the length of the ejection limit column is greater than that of the ejector pin; the push plate fixing plate drives the ejection limit column to approach and be far away from the upper template.
The ejector pin is provided with an ejector pin, and the ejector pin is provided with an ejector limiting column; when the ejector pin ejects the core-pulling member, the ejection limiting column approaches the upper template, and when the ejection limiting column contacts with the upper template, the limiting of the moving stroke of the core-pulling member is realized, and the core-pulling member and the lower template are prevented from dislocation.
Further, the upper die assembly further comprises a die closing limiting column, one end of the die closing limiting column is fixedly connected with the upper die base, the other end of the die closing limiting column penetrates through the upper die plate, and the length of the guide column is larger than that of the die closing limiting column; the upper die holder drives the die closing limit column to approach and be far away from the lower die plate.
The upper die assembly is provided with a die clamping limiting column, and the upper die assembly is provided with a die clamping limiting column; because the length of the guide post is longer than that of the die closing limit post; the upper die assembly is close to the lower die assembly, and when the die closing limiting column is not contacted with the lower die plate, the die closing limiting column cannot interfere with the movement of the upper die assembly; when the die closing limiting column is in contact with the lower die plate, the die closing limiting column limits the movement of the upper die assembly.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is an exploded view of the present utility model.
Fig. 3 is a top view of the present utility model.
Fig. 4 is a cross-sectional view of A-A in fig. 3.
Fig. 5 is an exploded view of the cross-sectional view of A-A in fig. 3.
Fig. 6 is a cross-sectional view of b_b in fig. 3.
Fig. 7 is an exploded view of a cross-sectional view of b_b in fig. 3.
Fig. 8 is a cross-sectional view of a core back member and a side core according to the present utility model.
Fig. 9 is a schematic perspective view of a core-pulling member according to the present utility model.
Fig. 10 is a schematic perspective view of a lateral core of the present utility model.
Fig. 11 is an exploded view of the upper, lateral and lower cores of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1-11; a silica gel finger stall injection mold comprises an upper mold component 1, a lower mold component 2, a guide component 3 and a core-pulling component 4; the lower die assembly 2 is arranged below the upper die assembly 1, four groups of guide assemblies 3 are arranged in the embodiment, each group of guide assemblies 3 comprises a guide pillar 31 and a guide sleeve 32 sleeved on the guide pillar 31, the guide pillar 31 is fixedly connected with the upper die assembly 1, the guide sleeve 32 is fixedly connected with the lower die assembly 2, and the upper die assembly 1 is close to and far away from the lower die assembly 2 along the guide direction of the guide assemblies 3 by arranging the guide assemblies 3, so that die assembly is realized. The core back member 4 is provided in the lower die assembly 2 and moves relative to the lower die assembly 2.
The upper die assembly 1 comprises an upper die holder 11 and an upper die plate 12, wherein the upper die plate 12 is fixed at the bottom of the upper die holder 11; one end of the guide post 31 is fixedly connected with the upper die holder 11, and the other end of the guide post 31 passes through the upper die plate 12 and extends into the lower die assembly 2. A positioning ring 13 is arranged at the center of the upper die holder 11, a gate 14 is arranged on the upper die plate 12, and the gate 14 is connected with more than one diversion channel 15; an upper die groove part 121 is recessed from the bottom of the upper die plate 12 towards the upper die seat 11, an upper die core 122 is fixed in the upper die groove part 121, and more than one upper die core 123 is arranged on the upper die core 122; the upper mold ring, gate 14, runner 15 and upper mold core 123 are in communication.
The lower die assembly 2 comprises a lower die holder 21, a supporting plate 23 and a lower die plate 24, wherein two cushion blocks 22 are arranged on two sides of the top of the lower die plate 24, two supporting plates 23 are arranged, and one supporting plate 23 is fixed on one cushion block 22; the lower template 24 is fixed on the top of the supporting plate 23; the guide sleeve 32 is fixed in the lower die plate 24, a first opening 221 is arranged in the cushion block 22, and a second opening 231 is arranged in the supporting plate 23; the first opening 221 and the second opening 231 correspond to the guide sleeve 32; the end of the guide post 31 remote from the upper die holder 11 extends into a guide sleeve 32.
A lower die groove part 241 is recessed from the top of the lower die plate 24 towards the lower die holder 21, a lower die core 242 is fixed in the lower die groove part 241, and the lower die core 242 is provided with more than one lower die core 243; the lower mold cores 243 are in one-to-one correspondence and communication with the upper mold cores 123.
Core pulling groove parts 244 are also arranged on two sides of the lower die groove part 241, and the core pulling groove parts 244 are positioned above the lower die groove part 241; the core-pulling member 4 is movably disposed in the core-pulling groove 244, one side of the core-pulling member 4 is connected with more than one lateral core 5, and the lateral core 5 extends into the lower mold core 243; the lower mold core 243, the lateral mold core 5, and the upper mold core 123 form a cavity therebetween. The material flows through the retaining ring 13 into the gate 14 and then flows through the runner 15 into the different cavities.
The bottom of the upper die holder 11 is connected with a die closing limit column 16, one end of the die closing limit column 16 is fixedly connected with the upper die holder 11, and the other end of the die closing limit column 16 penetrates through the upper die plate 12 to extend to the lower die plate 24; the length of the guide post 31 is longer than that of the die closing limit post 16; the upper die holder 11 drives the die closing limiting post 16 to approach and be away from the lower die plate 24. Limiting the movement of the upper die assembly 1 through the die closing limiting column 16; since the length of the guide post 31 is longer than that of the mold closing limit post 16; the upper die assembly 1 approaches to the lower die assembly 2, and when the die clamping limit column 16 is not contacted with the lower die plate 24, the die clamping limit column 16 cannot interfere with the movement of the upper die assembly 1; when the mold clamping limiting post 16 contacts the lower die plate 24, the mold clamping limiting post 16 limits the movement of the upper die assembly 1.
An accommodating space 25 is formed between the lower die holder 21, the support plate 23 and the two cushion blocks 22, and a movable ejection unit 6 is arranged in the accommodating space 25, and the ejection unit 6 is connected with the core pulling member 4. After the product is molded, the upper die assembly 1 is separated from the lower die assembly 2, and the core-pulling member 4 is ejected by the ejection unit 6; the product sleeved on the lateral core 5 is ejected simultaneously, so that the product is separated from the lower model core 243, and the product is taken out conveniently.
A mounting groove 41 is recessed in one side of the core-pulling member 4, a mounting hole 42 is penetrated along the width direction of the core-pulling member 4, and the mounting groove 41 is communicated with the mounting hole 42; one end of the lateral core 5 is provided with a fixed block 51, the fixed block 51 is arranged in the mounting groove 41, the fixed block 51 is extended with a threaded rod 52, and the threaded rod 52 passes through the mounting hole 42 and is connected with a nut 53. The core-pulling member 4 and the lateral core 5 are locked through threads, so that stable connection is realized; meanwhile, the lateral core 5 is inserted into the core-pulling member 4 through the cooperation of the fixing block 51 and the mounting groove 41, the outer wall of the fixing block 51 is resisted through the inner wall of the mounting groove 41, and the stability of the installation of the lateral core 5 in the core-pulling member 4 is further improved.
The ejection unit 6 comprises an ejector pin push plate 61, a push plate fixing plate 62 and ejector pins 63; the ejector pin pushing plate 61 is arranged close to the lower die holder 21, the pushing plate fixing plate 62 is fixed at the top of the ejector pin pushing plate 61, one end of the ejector pin 63 is fixed on the pushing plate fixing plate 62, and the other end of the ejector pin 63 is contacted with the bottom of the core pulling piece 4; the ejector pin 63 drives the core-pulling member 4 to approach and separate from the lower mold core 243. The ejector pin ejector plate 61 is used for supporting the ejector plate fixing plate 62, the ejector plate fixing plate 62 pushes the ejector pins 63 to move, the ejector pins 63 close to the upper die core 123 eject the core-pulling member 4, and the core-pulling member 4 is far away from the lower die core 243; when the product in the lateral core 5 is taken out, the push plate fixing plate 62 drives the ejector pins 63 to be far away from the upper model core 123, and the core-pulling member 4 is close to the lower model core 243, so that the reset of the lateral core 5 is realized.
A positioning hole 43 is recessed in the bottom of the core back member 4, and a stopper (not shown in the figure) is provided in the positioning hole 43; one end of the ejector pin 63, which is far away from the push plate fixing plate 62, extends into the positioning hole 43 and abuts against the resisting part. The positioning of the ejector pins 63 is realized through the matching of the positioning holes 43 and the ejector pins 63, and when the ejector pins 63 drive the core-pulling member 4 to move, the stability between the ejector pins 63 and the core-pulling member 4 is good.
An ejection limit column 64 is also arranged on the push plate fixing plate 62; one end of the ejection limiting column 64 is connected with the push plate fixing plate 62, and the other end of the ejection limiting column 64 is arranged in the lower template 24 in a penetrating way; the length of the ejection limit column 64 is longer than that of the ejector pin 63; the push plate fixing plate 62 drives the ejection limiting posts 64 to approach and separate from the upper die plate 12. The movement of the core pulling member 4 is limited by the ejection limiting column 64, and the length of the ejection limiting column 64 is longer than that of the thimble 63; when the ejector pin 63 ejects the core-pulling member 4, the ejection limiting column 64 approaches the upper template 12, and when the ejection limiting column 64 contacts the upper template 12, the limiting of the moving stroke of the core-pulling member 4 is realized, and the dislocation of the core-pulling member 4 and the lower template 24 is avoided.
When the mold is used, the injection molding machine drives the upper mold assembly to move towards the lower mold assembly, and the upper mold core 123 approaches to the lower mold core 243 to complete mold closing; material is then fed into the gate 14 and flows through the runner 15 to the various cavities. After the product is molded, the injection molding machine drives the upper die assembly 1 to be far away from the lower die assembly 2, and the upper die core 123 is separated from the lower die core 243; then the injection molding machine drives the ejection unit 6 to move, and the ejection unit 6 ejects the core-pulling member 4; the product sleeved on the lateral core 5 is ejected simultaneously, so that the product is separated from the lower model core 243.

Claims (5)

1. The utility model provides a silica gel dactylotheca injection mold, includes mould subassembly, lower mould subassembly, direction subassembly and loose core piece, and lower mould subassembly sets up in last mould subassembly below, and the guide pin bushing on the guide pillar is established including guide pillar and cover to the direction subassembly, guide pillar and last mould subassembly fixed connection, guide pin bushing and lower mould subassembly fixed connection, loose core piece setting in lower mould subassembly and relative lower mould subassembly activity, its characterized in that: the upper die assembly comprises an upper die seat and an upper die plate, wherein the upper die plate is fixed at the bottom of the upper die seat, a positioning ring is arranged at the center of the upper die seat, a pouring gate is arranged on the upper die plate, and the pouring gate is connected with more than one sub-runner; an upper die groove part is recessed from the bottom of the upper die plate to the direction of the upper die seat, an upper die core is fixed in the upper die groove part, and more than one upper die core is arranged on the upper die core; the upper die ring, the pouring gate, the sub-runner and the upper die core are communicated;
the lower die assembly comprises a lower die holder, a support plate and a lower die plate, wherein cushion blocks are arranged on two sides of the top of the lower die plate, the support plate is fixed on the tops of the two cushion blocks, and the lower die plate is fixed on the top of the support plate; a lower die groove part is recessed from the top of the lower die plate to the direction of the lower die base, a lower die core is fixed in the lower die groove part, and more than one lower die core is arranged in the lower die core; the lower mold cores are in one-to-one correspondence and communicated with the upper mold cores;
core pulling groove parts are arranged on two sides of the lower die groove part, and the core pulling groove parts are positioned above the lower die groove part; the core pulling piece is movably arranged in the core pulling groove part, one side of the core pulling piece is connected with more than one lateral core, and the lateral core extends into the lower die core; a cavity is formed between the lower mold core and the lateral mold core and between the lateral mold core and the upper mold core;
an accommodating space is formed among the lower die holder, the support plate and the two cushion blocks, a movable ejection unit is arranged in the accommodating space, and the ejection unit is connected with the core pulling member;
one side of the core pulling member is recessed with a mounting groove, a mounting hole penetrates through the core pulling member along the width direction of the core pulling member, and the mounting groove is communicated with the mounting hole; one end of the lateral core is provided with a fixed block, the fixed block is arranged in the mounting groove, the fixed block extends to form a threaded rod, and the threaded rod penetrates through the mounting hole to be connected with the nut.
2. The silicone finger glove injection mold of claim 1, wherein: the ejection unit comprises an ejector pin push plate, a push plate fixing plate and ejector pins; the ejector pin push plate is arranged close to the lower die holder, the push plate fixing plate is fixed at the top of the ejector pin push plate, one end of the ejector pin is fixed on the push plate fixing plate, and the other end of the ejector pin is contacted with the bottom of the core pulling piece; the ejector pin drives the core pulling piece to approach and be far away from the lower model core.
3. The silicone finger glove injection mold of claim 2, wherein: a positioning hole is recessed in the bottom of the core pulling member, and a blocking part is arranged in the positioning hole; one end of the thimble, which is far away from the push plate fixing plate, extends into the positioning hole and is abutted with the resisting part.
4. The silicone finger glove injection mold of claim 2, wherein: the ejection unit further comprises an ejection limit column; one end of the ejection limit column is connected with the push plate fixing plate, and the other end of the ejection limit column is arranged in the lower template in a penetrating way; the length of the ejection limit column is greater than that of the ejector pin; the push plate fixing plate drives the ejection limit column to approach and be far away from the upper template.
5. The silicone finger glove injection mold of claim 1, wherein: the upper die assembly further comprises a die assembly limiting column, one end of the die assembly limiting column is fixedly connected with the upper die base, the other end of the die assembly limiting column penetrates through the upper die plate, and the length of the guide column is larger than that of the die assembly limiting column; the upper die holder drives the die closing limit column to approach and be far away from the lower die plate.
CN202223571985.2U 2022-12-31 2022-12-31 Silica gel finger stall injection mold Active CN219076392U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223571985.2U CN219076392U (en) 2022-12-31 2022-12-31 Silica gel finger stall injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223571985.2U CN219076392U (en) 2022-12-31 2022-12-31 Silica gel finger stall injection mold

Publications (1)

Publication Number Publication Date
CN219076392U true CN219076392U (en) 2023-05-26

Family

ID=86404326

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223571985.2U Active CN219076392U (en) 2022-12-31 2022-12-31 Silica gel finger stall injection mold

Country Status (1)

Country Link
CN (1) CN219076392U (en)

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