CN210148603U - Injection molding mold for processing notebook computer rotating shaft base body - Google Patents

Injection molding mold for processing notebook computer rotating shaft base body Download PDF

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Publication number
CN210148603U
CN210148603U CN201920452908.4U CN201920452908U CN210148603U CN 210148603 U CN210148603 U CN 210148603U CN 201920452908 U CN201920452908 U CN 201920452908U CN 210148603 U CN210148603 U CN 210148603U
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CN
China
Prior art keywords
plate
die
cavity
lower die
mold core
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Expired - Fee Related
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CN201920452908.4U
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Chinese (zh)
Inventor
谢卫民
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Hunan Minxin New Material Ltd By Share Ltd
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Hunan Minxin New Material Ltd By Share Ltd
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Priority to CN201920452908.4U priority Critical patent/CN210148603U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses an injection molding mold for processing a notebook rotating shaft base body, wherein the notebook rotating shaft base body comprises a main connecting hole, and the main connecting hole is connected with two parallel connecting plates which are arranged at intervals through connecting parts; the forming die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly sequentially comprises an upper die plate, a flow passage stripper plate and an upper die fixing plate from bottom to top; the lower die assembly sequentially comprises a lower die plate, a backing plate and a lower die fixing plate from top to bottom, and an ejection device is arranged on the lower die fixing plate and between a pair of oppositely arranged backing plates; an upper mold core and an upper panel are arranged in the upper template; a lower die core is arranged in the lower die plate, and a pair of lower paneling with through holes is arranged in the lower die core; and auxiliary forming devices are arranged on the periphery of the upper mold core and the periphery of the lower mold core. The utility model discloses well utilize forming die to process and obtain notebook pivot base member, processing cycle is short, and the processing cost is low, easily realizes mass production.

Description

Injection molding mold for processing notebook computer rotating shaft base body
Technical Field
The utility model belongs to the mould field especially relates to a mould is used in processing of notebook pivot base member.
Background
The notebook rotating shaft base body has a complex shape and more through holes, and the current processing modes include laser cutting, machine tool processing or 3D printing and other technologies. The laser cutting cost is high, the machining precision of a machine tool is difficult to guarantee, the materials used by the 3D printing technology are limited, and common printing materials cannot meet the use requirements and are easy to damage. In addition, because the shape of the notebook computer rotating shaft base body is complex and the hole structure is more, the prior art has the problems of long processing period, various processing procedures, difficulty in mass production and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough and the defect mentioned in the above background art, provide an injection moulding mould is used in processing of notebook pivot base member, utilize this mould production notebook pivot base member can reduce the production and processing processes of notebook pivot base member greatly, have advantages such as processing cycle is short, the precision is high, easily mass production. In order to solve the technical problem, the utility model provides a technical scheme does:
an injection molding mold for processing a notebook computer rotating shaft base body comprises a main connecting hole, wherein the main connecting hole is connected with two parallel connecting plates which are arranged at intervals through connecting parts, through holes are formed in the two connecting plates, and the plane of the main connecting hole is perpendicular to the plane of the connecting plates; the forming die comprises an upper die assembly and a lower die assembly, the upper die assembly sequentially comprises an upper die plate, a runner stripper plate and an upper die fixing plate from bottom to top, a glue injection port is formed in the center of the upper die fixing plate and is fixed with the upper die fixing plate through a positioning ring, and the lower end of the glue injection port is connected with a runner system; the lower die assembly sequentially comprises a lower die plate, a pair of oppositely arranged backing plates and a lower die fixing plate from top to bottom, wherein the backing plates are positioned on two sides of the lower die plate; an upper mold core and an upper panel are arranged in the upper mold plate, a cavity is arranged in the upper mold core, and the upper panel is arranged on the upper surface of the upper mold plate; a lower die core is arranged in the lower die plate, a pair of lower paneling with through holes is arranged in the lower die core, and a cavity is arranged in the lower paneling; the periphery of the upper mold core and the periphery of the lower mold core are respectively provided with an auxiliary forming device, each auxiliary forming device comprises a pair of first auxiliary forming parts which are oppositely arranged and are used for forming a cavity between the two connecting plates and two pairs of second auxiliary forming parts which are oppositely arranged and are used for forming through holes in the connecting plates, the end part of each first auxiliary forming part is provided with an outward extending plate matched with the cavity between the two connecting plates, and the end part of each second auxiliary forming part is provided with a bulge matched with the through hole in the connecting plate; a mold cavity defined by the end parts of the first auxiliary forming part and the two oppositely arranged second auxiliary forming parts, the cavity in the upper mold core and the cavity in the lower panel is matched with the outer surface of the notebook computer rotating shaft base body; the upper panel is internally provided with an insert pin penetrating through the upper mold core, and the lower end of the insert pin extends into a through hole in the lower panel.
In the above molding mold, preferably, the runner system includes a main runner and a plurality of sub-runners, the main runner is communicated with the glue injection port, one end of the sub-runner is communicated with the main runner, and the other end of the sub-runner is communicated with the mold cavity.
In the above forming mold, preferably, the upper mold core and the lower mold core are provided with cooling water channels therein.
In the above forming mold, preferably, the upper mold assembly is provided with a guide pillar, and the lower mold assembly is provided with a guide pillar groove matched with the guide pillar to ensure that the upper mold assembly is matched with the lower mold assembly.
In the above molding die, preferably, the ejection device includes a thimble push plate, a thimble panel and a thimble, the thimble push plate is disposed on the lower die fixing plate, the thimble panel is disposed on the thimble push plate, the thimble is disposed on the thimble panel, and the thimble is movable to pass through the lower die fixing plate, the lower die core and extend to the die cavity. The utility model discloses in, the thimble directly with notebook pivot base member to a drawing of patterns for notebook pivot base member.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a set up a plurality of auxiliary forming device around last mold core and lower mold core, a plurality of auxiliary forming device mutually support and are used for the through-hole on cavity and the connecting plate between two parallel connection boards of shaping notebook pivot base member respectively, whole device simple structure, and the cooperation between each part is concerned well, can realize the processing of notebook pivot base member very easily.
2. The utility model provides a forming die has simple structure, and the runner system arranges rationally, advantages such as convenient to use.
3. The utility model discloses well utilize forming die to process and obtain notebook pivot base member, processing cycle is short, and the processing cost is low, easily realizes mass production.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a base of a notebook hinge in an embodiment.
FIG. 2 is a schematic structural diagram of another angle of the base of the notebook hinge in the embodiment.
FIG. 3 is a schematic structural diagram of another angle of the base of the notebook hinge in the embodiment.
Fig. 4 is a schematic structural view of the forming die in the embodiment.
Fig. 5 is a schematic structural diagram of the hidden parts of the assembly in fig. 4 (the hidden parts mainly include an upper mold plate, a runner stripper plate and an upper mold fixing plate).
Fig. 6 is a schematic structural diagram of the hidden part of the assembly in fig. 4 (the hidden parts mainly include a lower template, an upper template, a runner stripper plate and an upper fixing plate).
FIG. 7 is a schematic view showing a connection structure of an auxiliary molding device, an upper core, a lower core, an upper panel, a lower panel, a pin, and a thimble according to an embodiment.
FIG. 8 is a schematic view showing a connection structure of the auxiliary molding device, the lower core, the lower panel, the insert pin and the thimble according to the embodiment.
Fig. 9 is an exploded view of fig. 7.
FIG. 10 is a schematic structural diagram of a first auxiliary forming portion in the example.
FIG. 11 is a schematic structural view of a second auxiliary forming portion in the embodiment.
Illustration of the drawings:
100. a main connection hole; 101. a connecting portion; 102. a connecting plate; 2. mounting a template; 3. a runner stripper plate; 4. an upper die fixing plate; 5. a glue injection port; 6. a positioning ring; 7. a lower template; 8. a base plate; 9. a lower die fixing plate; 10. an upper mold core; 11. a lower mold core; 121. a first auxiliary forming part; 1211. an overhang plate; 122. a second auxiliary forming part; 1222. a protrusion; 14. inserting a needle; 17. a cooling water flow passage; 19. a guide post; 20. a guide post groove; 21. a thimble push plate; 22. a thimble panel; 23. a thimble; 201. an upper panel; 202. a lower panel.
Detailed Description
To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention.
Example (b):
as shown in fig. 1 to 11, in the injection molding mold for processing a notebook computer rotating shaft base body of the embodiment, the notebook computer rotating shaft base body includes a main connecting hole 100, the main connecting hole 100 is connected to two parallel connecting plates 102 arranged at intervals through a connecting portion 101, the two connecting plates 102 are both provided with through holes, and a plane where the main connecting hole 100 is located is perpendicular to a plane where the connecting plates 102 are located; the forming die comprises an upper die assembly and a lower die assembly, the upper die assembly sequentially comprises an upper die plate 2, a runner stripper plate 3 and an upper die fixing plate 4 from bottom to top, a glue injection port 5 is formed in the center of the upper die fixing plate 4, the glue injection port 5 is fixed with the upper die fixing plate 4 through a positioning ring 6, and the lower end of the glue injection port 5 is connected with a runner system; the lower die assembly sequentially comprises a lower die plate 7, a pair of oppositely arranged backing plates 8 and a lower die fixing plate 9 from top to bottom, wherein the backing plates 8 are positioned on two sides of the lower die plate 7; an upper mold core 10 and an upper panel 201 are arranged in the upper mold plate 2, a cavity is arranged in the upper mold core 10, and the upper panel 201 is arranged on the upper surface of the upper mold plate 2; a lower mold core 11 is arranged in the lower template 7, a pair of lower paneling 202 with through holes is arranged in the lower mold core 11, and a cavity is arranged in the lower paneling 202; the periphery of the upper mold core 10 and the periphery of the lower mold core 11 are respectively provided with an auxiliary forming device, the auxiliary forming device comprises a pair of first auxiliary forming parts 121 which are oppositely arranged and are used for forming a cavity between the two connecting plates 102 and two pairs of second auxiliary forming parts 122 which are oppositely arranged and are used for forming through holes on the connecting plates 102, the end part of each first auxiliary forming part 121 is provided with an outward extending plate 1211 matched with the cavity between the two connecting plates 102, and the end part of each second auxiliary forming part 122 is provided with a protrusion 1222 matched with the through hole in the connecting plate 102; the end parts of a first auxiliary forming part 121 and two oppositely arranged second auxiliary forming parts 122, the cavity in the upper mold core 10 and the cavity in the lower panel 202 form a mold cavity which is matched with the outer surface of the notebook computer rotating shaft base body; the upper panel 201 is provided therein with insert pins 14 penetrating the upper core 10, and lower ends of the insert pins 14 extend into through holes in the lower panel 202.
In this embodiment, the runner system includes sprue and a plurality of subchannel, sprue and injecting glue mouth intercommunication, subchannel's one end and sprue intercommunication, the other end and die cavity intercommunication.
In this embodiment, the upper die core 10 and the lower die core 11 are provided with cooling water passages 17.
In this embodiment, the upper die assembly is provided with a guide pillar 19, and the lower die assembly is provided with a guide pillar groove 20 which is matched with the guide pillar 19 to ensure that the upper die assembly is matched with the lower die assembly.
In this embodiment, the ejection device includes a thimble push plate 21, a thimble panel 22 and a thimble 23, the thimble push plate 21 is disposed on the lower mold fixing plate 9, the thimble panel 22 is disposed on the thimble push plate 21, the thimble 23 is disposed on the thimble panel 22, and the thimble 23 is movable to pass through the lower mold fixing plate 9 and the lower mold core 11 and extend into the mold cavity.
In this embodiment, the mould material gets into the die cavity again after the runner system from injecting glue mouth 5, waits that the die cavity is filled completely, and automatic pressurize makes the product closely knit, later will go up die core 10 and die core 11 separately down, and the auxiliary forming device withdraws from, because of ejecting device's existence, can make notebook pivot base member and forming die separation, carries out injection moulding next time again, and cycle work in proper order can realize mass production, and production efficiency is high.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. An injection molding mold for processing a notebook computer rotating shaft base body is characterized in that the notebook computer rotating shaft base body comprises a main connecting hole (100), the main connecting hole (100) is connected with two parallel connecting plates (102) which are arranged at intervals through a connecting part (101), through holes are formed in the two connecting plates (102), and the plane where the main connecting hole (100) is located is perpendicular to the plane where the connecting plates (102) are located; the forming die comprises an upper die assembly and a lower die assembly, the upper die assembly sequentially comprises an upper die plate (2), a runner stripper plate (3) and an upper die fixing plate (4) from bottom to top, a glue injection port (5) is formed in the center of the upper die fixing plate (4), the glue injection port (5) is fixed with the upper die fixing plate (4) through a positioning ring (6), and the lower end of the glue injection port (5) is connected with a runner system; the lower die assembly sequentially comprises a lower die plate (7), a pair of oppositely arranged backing plates (8) and a lower die fixing plate (9) from top to bottom, wherein the backing plates (8) are positioned on two sides of the lower die plate (7), and an ejection device is arranged between the pair of oppositely arranged backing plates (8) on the lower die fixing plate (9); an upper mold core (10) and an upper panel board (201) are arranged in the upper mold plate (2), a cavity is arranged in the upper mold core (10), and the upper panel board (201) is arranged on the upper surface of the upper mold plate (2); a lower mold core (11) is arranged in the lower mold plate (7), a pair of lower paneling (202) with through holes is arranged in the lower mold core (11), and a cavity is arranged in the lower paneling (202); the periphery of the upper mold core (10) and the periphery of the lower mold core (11) are respectively provided with an auxiliary forming device, each auxiliary forming device comprises a pair of first auxiliary forming parts (121) which are oppositely arranged and used for forming a cavity between the two connecting plates (102) and two pairs of second auxiliary forming parts (122) which are oppositely arranged and used for forming through holes in the connecting plates (102), the end part of each first auxiliary forming part (121) is provided with an outward extending plate (1211) matched with the cavity between the two connecting plates (102), and the end part of each second auxiliary forming part (122) is provided with a protrusion (1222) matched with the through hole in the connecting plate (102); the end parts of one first auxiliary forming part (121) and two second auxiliary forming parts (122) which are arranged oppositely, the cavity in the upper mold core (10) and the cavity in the lower panel (202) form a mold cavity which is matched with the outer surface of the notebook computer rotating shaft base body; the upper panel (201) is internally provided with an insert pin (14) penetrating through the upper mold core (10), and the lower end of the insert pin (14) extends into a through hole in the lower panel (202).
2. Injection moulding mould according to claim 1, characterized in that the runner system comprises a main runner which communicates with the filling compound opening (5) and a plurality of sub-runners which communicate with the mould cavity at one end.
3. The injection-molding die according to claim 1, characterized in that cooling water flow channels (17) are provided in the upper die core (10) and the lower die core (11).
4. An injection mould according to any one of claims 1-3, characterised in that the upper mould assembly is provided with guide posts (19) and the lower mould assembly is provided with guide post slots (20) which mate with the guide posts (19) to secure the upper and lower mould assemblies in cooperation.
5. The injection molding mold according to any one of claims 1 to 3, wherein the ejector device comprises an ejector pin push plate (21), an ejector pin plate (22) and ejector pins (23), the ejector pin push plate (21) is disposed on the lower mold fixing plate (9), the ejector pin plate (22) is disposed on the ejector pin push plate (21), the ejector pins (23) are disposed on the ejector pin plate (22), and the ejector pins (23) movably penetrate through the lower mold fixing plate (9) and the lower mold core (11) and extend into the mold cavity.
CN201920452908.4U 2019-04-04 2019-04-04 Injection molding mold for processing notebook computer rotating shaft base body Expired - Fee Related CN210148603U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920452908.4U CN210148603U (en) 2019-04-04 2019-04-04 Injection molding mold for processing notebook computer rotating shaft base body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920452908.4U CN210148603U (en) 2019-04-04 2019-04-04 Injection molding mold for processing notebook computer rotating shaft base body

Publications (1)

Publication Number Publication Date
CN210148603U true CN210148603U (en) 2020-03-17

Family

ID=69756434

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920452908.4U Expired - Fee Related CN210148603U (en) 2019-04-04 2019-04-04 Injection molding mold for processing notebook computer rotating shaft base body

Country Status (1)

Country Link
CN (1) CN210148603U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200317