CN214026904U - Thermosetting plastic injection mold - Google Patents

Thermosetting plastic injection mold Download PDF

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Publication number
CN214026904U
CN214026904U CN202022353803.9U CN202022353803U CN214026904U CN 214026904 U CN214026904 U CN 214026904U CN 202022353803 U CN202022353803 U CN 202022353803U CN 214026904 U CN214026904 U CN 214026904U
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China
Prior art keywords
base plate
shaped base
mould
die
fixedly connected
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CN202022353803.9U
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Chinese (zh)
Inventor
吴洁玲
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Dongguan Zhongsheng Photoelectric Industry Co ltd
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Dongguan Zhongsheng Photoelectric Industry Co ltd
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Abstract

The utility model discloses a thermosetting plastic injection mold, which comprises a mold base, a top platform, a U-shaped base plate, an L-shaped base plate, a lower mold, a water circulation pipe, an upper mold, bolts and a limiting block; the upper end of the die base is fixedly connected with a top table, and the peripheral surface of the upper end of the top table is fixedly connected with a limiting block; the die comprises a die base, a U-shaped base plate, an L-shaped base plate, a bolt and a through hole, wherein the U-shaped base plate and the L-shaped base plate are respectively arranged on the front side and the rear side of the upper end of the die base, the U-shaped base plate and the L-shaped base plate are the same in height, the rear side of the U-shaped base plate is provided with the screw hole, the rear side of the L-shaped base plate is provided with the through hole, the bolt penetrates through the L-shaped base plate and is in threaded connection with the screw hole of the U-shaped base plate, and the L-shaped base plate is fixedly connected with the U-shaped base plate through the bolt; a first mold cavity is formed in the upper end of the lower mold, the U-shaped base plate and the L-shaped base plate are placed at the lower end of the lower mold, a water circulation cooling device is arranged inside the lower mold, the cooling speed can be accelerated, and an ejection device at the lower end can be used for conveniently taking out an injection molding finished product.

Description

Thermosetting plastic injection mold
Technical Field
The utility model relates to an injection mold technical field specifically is a thermosetting plastic injection mold.
Background
An injection mold is a tool for producing plastic products; the injection molding is a processing method used for batch production of parts with complex shapes;
injecting heated and melted plastic into a mold cavity from an injection molding machine at high pressure, and cooling and solidifying to obtain a formed product, wherein the injection molding mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the forming characteristics;
in the using process of the thermosetting plastic injection mold, the overall temperature of the mold is overhigh due to overheating of materials, the cooling speed is low when the temperature of the mold and the temperature of the materials are cooled, and the injection molding finished product is not easy to take out when the injection molding finished product is taken out, so that the processing efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a thermosetting plastic injection mold, there is the hydrologic cycle heat sink inside, can accelerate cooling rate, and the ejecting utensil of lower extreme can conveniently take out the finished product of moulding plastics, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a thermosetting plastic injection mold comprises a mold base, a top platform, a U-shaped base plate, an L-shaped base plate, a lower mold, a water circulation pipe, an upper mold, a bolt and a limiting block;
the upper end of the die base is fixedly connected with a top table, and the peripheral surface of the upper end of the top table is fixedly connected with a limiting block; the die comprises a die base, a U-shaped base plate, an L-shaped base plate, a bolt and a through hole, wherein the U-shaped base plate and the L-shaped base plate are respectively arranged on the front side and the rear side of the upper end of the die base, the U-shaped base plate and the L-shaped base plate are the same in height, the rear side of the U-shaped base plate is provided with the screw hole, the rear side of the L-shaped base plate is provided with the through hole, the bolt penetrates through the L-shaped base plate and is in threaded connection with the screw hole of the U-shaped base plate, and the L-shaped base plate is fixedly connected with the U-shaped base plate through the bolt;
the upper end of the lower die is provided with a first die cavity, the U-shaped backing plate and the L-shaped backing plate are placed at the lower end of the lower die, the lower surface of the first die cavity is provided with a blind groove corresponding to the limiting block, the limiting block is movably connected with the blind groove in the first die cavity, the inner surface of the lower die is in sliding connection with the outer surface of the top platform, the height of the upper surface of the first die cavity is the same as that of the upper surface of the top platform, a closed water-through circular groove is formed in the lower end of the lower die, two water circulating pipes connected with the water-through circular groove are installed on the right side of the lower die, the right end of the water circulating pipe on the front side is fixedly connected with an output port of an external hydraulic pump through a first connecting pipe, an input port of the external hydraulic pump is fixedly connected with one end of a second connecting pipe, the other end of the second connecting pipe is placed in an external water storage pool, and the input end of the external hydraulic pump is electrically connected with the output port of an external power supply through an external control switch group, the right end of the other water circulating pipe is fixedly connected with a third connecting pipe, and the third connecting pipe is placed in an external water storage pool.
The upper end of going up the mould is seted up and is moulded plastics the mouth, the lower extreme of going up the mould is seted up and is corresponded die cavity two with lower mould die cavity one, the upper end fixedly connected with boss of lower mould, go up the recess that sets up and correspond with the boss of mould, go up the mould and place the upper end surface at the lower mould, the boss and the last mould recess joint of lower mould.
When the injection molding machine is injected into a mold, the external control switch group is turned on, the hydraulic pump is turned on, water enters the connecting pipe from the external water storage tank and enters the external hydraulic pump, so that the water enters the water circular groove of the lower mold, the water flows back to the external water storage tank from the water circulating pipe at the rear side, the water circulation in the water circular groove in the lower mold is realized, the temperature of the material in the mold is taken away, the solidification of the material is realized, and the production speed is accelerated. The bolt is screwed out by rotation, the U-shaped base plate and the L-shaped base plate are loosened, the U-shaped base plate and the L-shaped base plate are taken out, the lower die is pressed, the lower die is influenced by gravity and pressure, the lower die moves downwards, and the top table ejects the bottom plate upwards, so that the finished product is driven to move upwards, and the ejection function is realized.
The bottom plate is placed on the upper end surface of the first cavity, the lower surface of the bottom plate is movably connected with the upper surface of the top platform, and the outer surface of the bottom plate is in sliding connection with the inner surface of the first cavity. The bottom plate increases the ejection area and prevents the damage to the finished product during ejection.
Further, the device also comprises an upper die handle I and an upper die handle II, wherein the upper die handle I is fixedly connected with the right side surface of the upper die, and the upper die handle II is fixedly connected with the left side surface of the upper die. The upper die handle I and the upper die handle II are convenient for taking away the upper die.
Further, still include clamping one, fixed fixture block one, clamping two and fixed fixture block two, fixed fixture block one fixed connection is on the rear side upper end surface of last mould, the fixed block fixed mounting of clamping one is on lower mould rear side upper end surface, the snap ring of clamping one and the draw-in groove joint of fixed fixture block one, two fixed connection of fixed fixture block are on the front side upper end surface of last mould, the fixed block fixed mounting of clamping two is on lower mould front side upper end surface, the snap ring of clamping two and the draw-in groove joint of fixed fixture block two. The first clamping clamp, the first fixed clamping block, the second clamping clamp and the second fixed clamping block are used for fixing the lower die and the upper die, and tightness is improved.
Further, still include the pulling bracelet, the pulling bracelet includes connecting block and pulling circle axle, the right-hand member fixed connection of connecting block is in the left side of U type backing plate, the front and back end difference fixed connection of pulling circle axle is inboard around the connecting block. The U-shaped backing plate is conveniently pulled out by pulling the bracelet.
Compared with the prior art, the beneficial effects of the utility model are that: this thermosetting plastic injection mold has following benefit:
1. the hydraulic pump is opened, water enters the connecting pipe from the external water storage tank, enters the hydraulic pump, enters the water circulating circular groove of the lower die, and flows back to the external water storage tank from the water circulating pipe at the rear side, so that water circulation in the water circulating circular groove in the lower die is realized, the temperature of materials in the die is taken away, solidification of the materials is realized, and the acceleration of the production rate is facilitated.
2. And rotating to screw out the bolt, taking out the U-shaped base plate and the L-shaped base plate, pressing the lower die, wherein the lower die is influenced by gravity and pressure, the lower die moves downwards, and the top table pushes the bottom plate upwards, so that a finished product is driven to move upwards, and the ejection function is realized. The bottom plate increases the ejection area and prevents the damage to the finished product during ejection.
3. The inside has hydrologic cycle heat sink, can accelerate cooling rate, and the ejecting utensil of lower extreme can conveniently take out the finished product of moulding plastics.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the rear view structure of the injection mold of the present invention;
fig. 3 is the schematic view of the section structure of the injection mold of the present invention.
In the figure: the die comprises a die base 1, a die top platform 2, a die base plate 3U, a die base plate 4L, a die base 5, a water circulation pipe 6, a die base 7, a die base 8, a die handle I9, a die handle I10, a die clamp I11, a die clamp II 12, a die handle II 13, a die handle II 14, a pulling bracelet, a bolt 15, a die handle II 16 and a limiting block 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a thermosetting plastic injection mold comprises a mold base 1, a top platform 2, a U-shaped base plate 3, an L-shaped base plate 4, a lower mold 5, a water circulation pipe 6, an upper mold 8, a bolt 15 and a limiting block 17;
the upper end of the die base 1 is fixedly connected with a top platform 2, and the surface of the periphery of the upper end of the top platform 2 is fixedly connected with a limiting block 17; the U-shaped backing plate 3 and the L-shaped backing plate 4 are respectively placed on the front side and the rear side of the upper end of the die base 1, the U-shaped backing plate 3 and the L-shaped backing plate 4 are identical in height, a screw hole is formed in the rear side of the U-shaped backing plate 3, a through hole is formed in the rear side of the L-shaped backing plate 4, a bolt 15 penetrates through the L-shaped backing plate 4 to be in threaded connection with the screw hole of the U-shaped backing plate 3, and the L-shaped backing plate 4 is fixedly connected with the U-shaped backing plate 3 through the bolt 15;
the upper end of a lower die 5 is provided with a first die cavity, a U-shaped backing plate 3 and an L-shaped backing plate 4 are placed at the lower end of the lower die 5, the lower surface of the first die cavity is provided with a blind groove corresponding to a limiting block 17, the limiting block 17 is movably connected with the blind groove in the first die cavity, the inner surface of the lower die 5 is in sliding connection with the outer surface of a top platform 2, the upper surface of the first die cavity is as high as the upper surface of the top platform 2, a closed water through circular groove is arranged inside the lower end of the lower die 5, two water circulating pipes 6 connected with the water through circular groove are installed on the right side of the lower die 5, the right end of the water circulating pipe 6 on the front side is fixedly connected with the output port of an external hydraulic pump through a first connecting pipe, the input port of the external hydraulic pump is fixedly connected with one end of a second connecting pipe, the other end of the second connecting pipe is placed in an external water storage tank, the input end of the external hydraulic pump is electrically connected with the output port of an external power supply through an external control switch group, and the right end of the other water circulating pipe 6 is fixedly connected with a third connecting pipe, and the third connecting pipe is placed in the external water storage tank.
The upper end of going up mould 8 has been seted up and has been moulded plastics the mouth, and the lower extreme of going up mould 8 sets up the die cavity two that corresponds with 5 die cavities of lower mould, and the upper end fixedly connected with boss of lower mould 5 goes up the recess that sets up and correspond with the boss of mould 8, goes up mould 8 and places the upper end surface at lower mould 5, the boss and the last mould 8 groove joint of lower mould 5.
The device is characterized by further comprising a bottom plate 7, the bottom plate 7 is placed on the upper end surface of the first cavity, the lower surface of the bottom plate 7 is movably connected with the upper surface of the top platform 2, and the outer surface of the bottom plate 7 is in sliding connection with the inner surface of the first cavity. The bottom plate 7 increases the ejection area and prevents damage to the finished product during ejection. The die comprises an upper die handle I9 and an upper die handle II 16, wherein the upper die handle I9 is fixedly connected with the right side surface of the upper die 8, and the upper die handle II 16 is fixedly connected with the left side surface of the upper die 8. The upper die handle I9 and the upper die handle II 16 are convenient for taking away the upper die 8. Still include clamping one 10, fixed fixture block one 11, clamping two 12 and fixed fixture block two 13, fixed fixture block one 11 fixed connection is on last mould 8's rear side upper end surface, the fixed block fixed mounting of clamping one 10 is on 5 rear side upper end surfaces of lower mould, the snap ring of clamping one 10 and the draw-in groove joint of fixed fixture block one 11, fixed fixture block two 13 fixed connection is on last mould 8's front side upper end surface, the fixed block fixed mounting of clamping two 12 is on 5 front side upper end surfaces of lower mould, the snap ring of clamping two 12 and the draw-in groove joint of fixed fixture block two 13. The first clamp 10, the first fixing fixture 11, the second clamp 12 and the second fixing fixture 13 fix the lower die 5 and the upper die 8, and tightness is improved. Still including pulling bracelet 14, pulling bracelet 14 includes connecting block and pulling circle axle, and the right-hand member fixed connection of connecting block is in the left side of U type backing plate 3, and the front and back end difference fixed connection of pulling circle axle is inboard around the connecting block. The U-shaped backing plate 3 backing plate is conveniently pulled out by pulling the hand ring 14.
When in use: when the injection molding machine is injected into a mold, the external control switch group is turned on, the hydraulic pump is turned on, water enters the connecting pipe from the external water storage tank and enters the external hydraulic pump so as to enter the water circular groove of the lower mold 5, and then flows back to the external water storage tank from the water circulating pipe 6 at the rear side, so that the water circulation in the water circular groove in the lower mold 5 is realized, the temperature of the material in the mold is taken away, the solidification of the material is realized, and the production speed is accelerated. When the ejecting mould in completion back of moulding plastics, open clamping 10, will go up mould 8 and take away, rotate bolt 15 and take out bolt 15 to take out L type backing plate 4, pull out U type backing plate 3 through pulling bracelet 14, press lower mould 5, because lower mould 5 receives the influence of gravity and pressure, lower mould 5 removes downwards, and top platform 2 upwards ejecting with bottom plate 7, thereby drives the finished product and shifts up, realizes ejecting function.
It should be noted that, the external control switch set disclosed in this embodiment is provided with a control button corresponding to an external hydraulic pump, and the external hydraulic pump adopts a method commonly used in the prior art to control the external hydraulic pump by the external control switch set of type YB 1-25.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A thermosetting plastic injection mold is characterized in that: comprises a mould base (1), a top platform (2), a U-shaped base plate (3), an L-shaped base plate (4), a lower mould (5), a water circulation pipe (6), an upper mould (8), a bolt (15) and a limiting block (17);
the upper end of the mold base (1) is fixedly connected with a top table (2), and the surface of the periphery of the upper end of the top table (2) is fixedly connected with a limiting block (17); the die comprises a die base (1), a U-shaped base plate (3) and an L-shaped base plate (4), wherein the U-shaped base plate (3) and the L-shaped base plate (4) are respectively placed on the front side and the rear side of the upper end of the die base (1), the U-shaped base plate (3) and the L-shaped base plate (4) are identical in height, a screw hole is formed in the rear side of the U-shaped base plate (3), a through hole is formed in the rear side of the L-shaped base plate (4), a bolt (15) penetrates through the L-shaped base plate (4) to be in threaded connection with the screw hole of the U-shaped base plate (3), and the L-shaped base plate (4) is fixedly connected with the U-shaped base plate (3) through the bolt (15);
the upper end of a lower die (5) is provided with a first die cavity, a U-shaped base plate (3) and an L-shaped base plate (4) are placed at the lower end of the lower die (5), the lower surface of the first die cavity is provided with a blind groove corresponding to a limiting block (17), the limiting block (17) is movably connected with the blind groove in the first die cavity, the inner surface of the lower die (5) is in sliding connection with the outer surface of a top platform (2), the height of the upper surface of the first die cavity is the same as that of the upper surface of the top platform (2), a closed water-through circular groove is arranged inside the lower end of the lower die (5), two water circulating pipes (6) connected with the water-through circular groove are installed on the right side of the lower die (5), wherein the right end of the water circulating pipe (6) on the front side is fixedly connected with the output port of an external hydraulic pump through a first connecting pipe, the input port of the external hydraulic pump is fixedly connected with one end of a second connecting pipe, and the other end of the second die is placed in an external connecting pipe, the input end of the external hydraulic pump is electrically connected with the output end of an external power supply through an external control switch group, the right end of the other water circulating pipe (6) is fixedly connected with a third connecting pipe, and the third connecting pipe is placed in an external water storage pool;
the mouth of moulding plastics has been seted up to the upper end of going up mould (8), the lower extreme of going up mould (8) is seted up the die cavity two that corresponds with lower mould (5) die cavity one, the upper end fixedly connected with boss of lower mould (5), go up the recess that corresponds with the boss of seting up of mould (8), go up mould (8) and place the upper end surface at lower mould (5), the boss and last mould (8) groove joint of lower mould (5).
2. The thermosetting plastic injection mold of claim 1, wherein: the device is characterized by further comprising a bottom plate (7), wherein the bottom plate (7) is placed on the upper end surface of the first cavity, the lower surface of the bottom plate (7) is movably connected with the upper surface of the top table (2), and the outer surface of the bottom plate (7) is in sliding connection with the inner surface of the first cavity.
3. The thermosetting plastic injection mold of claim 1, wherein: still include mould hand (hold) one (9) and go up mould hand (hold) two (16), go up the right side surface of mould (8) in mould hand (hold) one (9) fixed connection, go up mould hand (hold) two (16) fixed connection and go up the left side surface of mould (8).
4. The thermosetting plastic injection mold of claim 1, wherein: still include clamping one (10), fixed fixture block one (11), clamping two (12) and fixed fixture block two (13), fixed fixture block one (11) fixed connection is on the rear side upper end surface of last mould (8), the fixed block fixed mounting of clamping one (10) is on lower mould (5) rear side upper end surface, the snap ring of clamping one (10) and the draw-in groove joint of fixed fixture block one (11), fixed fixture block two (13) fixed connection is on the front side upper end surface of last mould (8), the fixed block fixed mounting of clamping two (12) is on lower mould (5) front side upper end surface, the snap ring of clamping two (12) and the draw-in groove joint of fixed fixture block two (13).
5. The thermosetting plastic injection mold of claim 1, wherein: still include pulling bracelet (14), pulling bracelet (14) include connecting block and pulling circle axle, the right-hand member fixed connection of connecting block is in the left side of U type backing plate (3), the front and back end difference fixed connection of pulling circle axle is inboard around the connecting block.
CN202022353803.9U 2020-10-21 2020-10-21 Thermosetting plastic injection mold Active CN214026904U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022353803.9U CN214026904U (en) 2020-10-21 2020-10-21 Thermosetting plastic injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022353803.9U CN214026904U (en) 2020-10-21 2020-10-21 Thermosetting plastic injection mold

Publications (1)

Publication Number Publication Date
CN214026904U true CN214026904U (en) 2021-08-24

Family

ID=77353401

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022353803.9U Active CN214026904U (en) 2020-10-21 2020-10-21 Thermosetting plastic injection mold

Country Status (1)

Country Link
CN (1) CN214026904U (en)

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