CN221089800U - Injection mold for tablet personal computer protective sleeve of in-mold hot-cutting pouring gate material - Google Patents
Injection mold for tablet personal computer protective sleeve of in-mold hot-cutting pouring gate material Download PDFInfo
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- CN221089800U CN221089800U CN202322795991.4U CN202322795991U CN221089800U CN 221089800 U CN221089800 U CN 221089800U CN 202322795991 U CN202322795991 U CN 202322795991U CN 221089800 U CN221089800 U CN 221089800U
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- 230000001681 protective effect Effects 0.000 title claims abstract description 92
- 239000000463 material Substances 0.000 title claims abstract description 48
- 238000002347 injection Methods 0.000 title claims abstract description 29
- 239000007924 injection Substances 0.000 title claims abstract description 29
- 238000001746 injection moulding Methods 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 11
- 239000004831 Hot glue Substances 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a tablet personal computer protective sleeve injection mold for in-mold hot-cutting pouring gate materials, which comprises a lower template, a lower die core, an upper template, an upper die core and a hot-cutting pouring gate material device; the upper side of the middle part of the lower template is provided with a lower cavity, a lower die core is arranged in the lower cavity, the lower side of the middle part of the upper template is provided with an upper cavity, the upper die core is arranged in the upper cavity, and a protective sleeve cavity and a sprue channel are arranged between the lower die core and the upper die core; the hot-cut pouring gate material device comprises a miniature oil cylinder, a piston telescopic rod of the miniature oil cylinder extends downwards and is connected with a cutter mounting seat, the lower end of the cutter mounting seat is connected with a cutter, and the cutter edge faces towards the joint of the protective sleeve cavity and the pouring gate channel. According to the utility model, before the tablet personal computer protective sleeve is cooled, the pouring gate material of the tablet personal computer protective sleeve can be thermally cut off in the mould, so that the manufacturing process is reduced, the production cost is reduced, rough burrs are avoided, and the quality of the tablet personal computer protective sleeve is improved.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a tablet personal computer protective sleeve injection mold for in-mold hot-cutting of pouring gate materials.
Background
At present, a tablet personal computer protective sleeve made of plastic materials is generally formed by injection molding through an injection mold. In the prior art, a tablet personal computer protective sleeve injection mold comprises an upper template and a lower template, wherein a protective sleeve cavity for injection molding of the tablet personal computer protective sleeve and a sprue channel for injecting hot melt adhesive into the protective sleeve cavity are arranged between the upper template and the lower template. During injection molding, hot melt adhesive enters the cavity of the protective sleeve through the sprue channel, after cooling, the upper die plate and the lower die plate are opened, the tablet personal computer protective sleeve in the cavity of the protective sleeve can be taken out, and one end of the tablet personal computer protective sleeve at the moment is connected with sprue material (also called as sprue material). After injection molding, the tablet computer protective sleeve with the sprue material is sent to a cutting machine, and the sprue material of the tablet computer protective sleeve is cut off by the cutting machine.
However, the injection mold for the tablet personal computer protective sleeve in the prior art has the following technical problems: firstly, after injection molding, a cutting machine is also required to cut off the pouring gate material of the tablet personal computer protective sleeve, so that the manufacturing procedure and the production cost are increased; secondly, the cutting machine can only cut off the sprue material of the tablet personal computer protective sleeve, and the cold sprue material can generate rough burrs at the incision positions, so that the quality of the tablet personal computer protective sleeve is reduced.
Disclosure of utility model
The technical problem to be solved by the utility model is to provide the tablet computer protective sleeve injection mold for the in-mold hot-cutting sprue material, wherein the hot-cutting sprue material device of the injection mold can thermally cut the sprue material of the tablet computer protective sleeve in the mold before the tablet computer protective sleeve is cooled, so that the manufacturing process is reduced, the production cost is reduced, the rough burrs can be avoided when the sprue material is thermally cut, and the quality of the tablet computer protective sleeve is obviously improved.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a tablet personal computer protective sleeve injection mold for in-mold hot-cutting pouring gate materials comprises a lower template, a lower die core, an upper template, an upper die core and a hot-cutting pouring gate material device; the upper side of the middle part of the lower template is provided with a lower cavity, the lower die core is arranged in the lower cavity, the lower side of the middle part of the upper template is provided with an upper cavity, the upper die core is arranged in the upper cavity, and a protective sleeve cavity for injection molding of a tablet personal computer protective sleeve and a sprue channel for injection molding of hot melt adhesive into the protective sleeve cavity are arranged between the lower die core and the upper die core; the upper side of the lower die core is provided with a protective sleeve lower cavity, the upper side of one end of the lower die core is provided with a pouring gate lower insert, the lower side of the upper die core is provided with a protective sleeve upper cavity, the lower side of one end of the upper die core is provided with a pouring gate upper insert, the positions of the protective sleeve lower cavity and the protective sleeve upper cavity are opposite to each other and form the protective sleeve cavity together, and the positions of the pouring gate lower insert and the pouring gate upper insert are opposite to each other and form the pouring gate channel; the hot-cut pouring gate material device is arranged in the upper die plate and the upper die core, and is positioned in an area between the upper cavity of the protective sleeve and the upper insert of the pouring gate, and comprises a miniature oil cylinder, a piston telescopic rod of the miniature oil cylinder extends downwards and is connected with a cutter mounting seat, the lower end of the cutter mounting seat is connected with a cutter, and the edge of the cutter faces to the joint of the protective sleeve cavity and the pouring gate channel.
Preferably, the hot-cut pouring gate material device is provided with four micro-cylinders in parallel, piston telescopic rods of the four micro-cylinders are connected with the cutter mounting seat, the hot-cut pouring gate material device is further provided with a cutter guide block, and one side of the cutter is in sliding guide fit with one side of the cutter guide block.
Preferably, the injection mold for the tablet personal computer protective sleeve further comprises a runner cavity mounting plate, the runner cavity mounting plate is mounted on the upper side of the upper template, a runner cavity is mounted in the runner cavity mounting plate, a glue inlet nozzle is arranged on one end of the runner cavity, a rubber outlet pipe is connected to the lower side of the other end of the runner cavity, the lower end of the rubber outlet pipe is communicated with the sprue channel, and an electric heating wire is mounted outside the runner cavity.
Preferably, the injection mold for the tablet personal computer protective sleeve further comprises an upper mold base, the upper mold base is mounted on the upper side of the runner cavity mounting plate, a glue inlet hole corresponding to the glue inlet nozzle is formed in the middle of the upper mold base, a connector socket is mounted on one side of the upper mold base and one side of the upper mold plate, and the connector socket is electrically connected with the heating wire.
Preferably, the injection mold of the tablet personal computer protective sleeve further comprises a lower die holder, a supporting block, an ejector plate and an ejector pin; the two support blocks are arranged, one support block is arranged on one end of the lower die holder, the other support block is arranged on the other end of the lower die holder, the thimble plate is movably arranged in the area between the two support blocks, and the lower die plate is arranged on the two support blocks; the ejector pin is vertically arranged on the ejector plate, the upper end of the ejector pin upwards movably passes through the lower die plate and the lower die core, and the top of the ejector pin stretches into the protective sleeve cavity.
Preferably, the injection mold for the protective sleeve of the tablet personal computer further comprises a supporting plate, wherein the supporting plate is arranged in an area between the two supporting blocks and is arranged on the lower side of the thimble plate; the middle part of die holder is equipped with the through-hole that is used for the activity to jack into external mechanism, the middle part downside of layer board is towards the through-hole.
The beneficial effects of the utility model are as follows: the hot-cut pouring gate material device is arranged in the upper die plate and the upper die core, and is positioned in the area between the upper die cavity of the protective sleeve and the upper insert of the pouring gate, the hot-cut pouring gate material device comprises the miniature oil cylinder, the piston telescopic rod of the miniature oil cylinder extends downwards and is connected with the cutter mounting seat, the lower end of the cutter mounting seat is connected with the cutter, the knife edge of the cutter faces the connecting part of the die cavity of the protective sleeve and the pouring gate channel, in the injection molding process, before the protective sleeve of the tablet computer is cooled, the miniature oil cylinder drives the cutter mounting seat to move downwards through the piston telescopic rod, and the cutter mounting seat further pushes the cutter to move downwards so as to cut off the connecting part of the protective sleeve of the tablet computer and the pouring gate material.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic diagram of a dispersion structure according to the present utility model.
Fig. 3 is an enlarged view of a partial structure of a portion a in fig. 2.
Fig. 4 is an enlarged view of a partial structure of a portion B in fig. 2.
FIG. 5 is a second schematic view of the dispersion structure of the present utility model.
Detailed Description
The structural and operational principles of the present utility model will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-5, the utility model discloses a tablet personal computer protective sleeve injection mold for in-mold hot-cutting pouring gate materials, which comprises a lower mold plate 1, a lower mold core 2, an upper mold plate 3, an upper mold core 4 and a hot-cutting pouring gate material device 5; the upper side of the middle part of the lower template 1 is provided with a lower cavity 11, the lower die core 2 is arranged in the lower cavity 11, the lower side of the middle part of the upper template 3 is provided with an upper cavity 31, the upper die core 4 is arranged in the upper cavity 31, and a protective sleeve cavity for injection molding of the tablet personal computer protective sleeve 100 and a gate channel for injection molding of hot melt adhesive into the protective sleeve cavity are arranged between the lower die core 2 and the upper die core 4; the upper side of the lower die core 2 is provided with a protective sleeve lower die cavity 21, one end upper side of the lower die core 2 is provided with a pouring gate lower insert 22, the lower side of the upper die core 4 is provided with a protective sleeve upper die cavity 41, one end lower side of the upper die core 4 is provided with a pouring gate upper insert 42, the protective sleeve lower die cavity 21 and the protective sleeve upper die cavity 41 are opposite to each other and form the protective sleeve die cavity together, and the pouring gate lower insert 22 and the pouring gate upper insert 42 are opposite to each other and mutually enclose the pouring gate channel; the hot-cut pouring gate material device 5 is arranged in the upper die plate 3 and the upper die core 4, a first installation cavity 101 for installing the hot-cut pouring gate material device 5 is arranged in the upper die plate 3 and the upper die core 4, the hot-cut pouring gate material device 5 is located in an area between the protective sleeve upper die cavity 41 and the pouring gate upper insert 42, the hot-cut pouring gate material device 5 comprises a micro cylinder 51, a piston telescopic rod of the micro cylinder 51 extends downwards and is connected with a cutter installation seat 52, the lower end of the cutter installation seat 52 is connected with a cutter 53, and the cutter edge of the cutter 53 faces the junction of the protective sleeve die cavity and the pouring gate channel.
According to the utility model, the hot-cut pouring gate material device 5 is arranged in the upper die plate 3 and the upper die core 4, the hot-cut pouring gate material device 5 is positioned in the area between the upper die cavity of the protective sleeve and the upper insert of the pouring gate, the hot-cut pouring gate material device 5 comprises the miniature oil cylinder 51, the piston telescopic rod of the miniature oil cylinder 51 extends downwards and is connected with the cutter mounting seat 52, the lower end of the cutter mounting seat 52 is connected with the cutter 53, the knife edge of the cutter 53 faces the connecting part of the die cavity of the protective sleeve and the pouring gate channel, in the injection molding process, before the protective sleeve 100 of the tablet computer is cooled, the miniature oil cylinder 51 drives the cutter mounting seat 52 to move downwards through the piston telescopic rod, and the cutter mounting seat 52 further pushes the cutter 53 to move downwards, so that the connecting part of the protective sleeve 100 of the tablet computer and the pouring gate material 110 is cut off, and therefore, the pouring gate material 110 of the protective sleeve 100 of the tablet computer can be cut off in the die before the protective sleeve 100 of the tablet computer is cooled, the manufacturing procedure is reduced, the production cost is reduced, rough burrs can be avoided, the burrs can be controlled within 0.10mm, and the quality of the protective sleeve of the tablet computer is remarkably improved.
As shown in fig. 2, 4 and 5, the hot-cut pouring gate device 5 is provided with four micro-cylinders 51 in parallel, piston telescopic rods of the four micro-cylinders 51 are connected with the cutter mounting seat 52, the hot-cut pouring gate device 5 is further provided with a cutter guide block 54, and one side of the cutter 53 is in sliding guide fit with one side of the cutter guide block 54. By providing the four micro cylinders 51 and the cutter guide block 54, the cutter 53 can be stably driven to move, and the cutting precision can be improved.
As shown in fig. 1-3 and 5, the injection mold for the tablet personal computer protective sleeve further comprises a runner cavity mounting plate 6, the runner cavity mounting plate 6 is mounted on the upper side of the upper mold plate 3, a runner cavity 7 is mounted in the runner cavity mounting plate 6, a glue inlet nozzle 71 is arranged on one end of the runner cavity 7, a glue outlet pipe 72 is connected to the lower side of the other end of the runner cavity 7, the lower end of the glue outlet pipe 72 is communicated with the sprue channel, and an electric heating wire 73 is mounted outside the runner cavity 7. The injection mold for the tablet personal computer protective sleeve further comprises an upper mold seat 8, the upper mold seat 8 is arranged on the upper side of the runner cavity mounting plate 6, a glue inlet 81 corresponding to the glue inlet nozzle 71 is arranged in the middle of the upper mold seat 8, a connector socket 82 is arranged on one side of the upper mold seat 8 and one side of the upper mold plate 3, and the connector socket 82 is electrically connected with the heating wire 73. Thus, the electric heating wire 73 can be controlled to generate heat by connecting the connector socket 82 to the power supply so as to heat the hot melt adhesive in the runner cavity 7.
As shown in fig. 1-3 and 5, the injection mold for the protective sleeve of the tablet computer further comprises a lower die holder 9, a supporting block 10, a thimble plate 12 and a thimble (not shown); the two support blocks 10 are arranged, one support block 10 is arranged on one end of the lower die holder 9, the other support block 10 is arranged on the other end of the lower die holder 9, the thimble plate 10 is movably arranged in the area between the two support blocks 9, and the lower die plate 1 is arranged on the two support blocks 9; the ejector pin is vertically arranged on the ejector plate 12, the upper end of the ejector pin upwards movably passes through the lower die plate 1 and the lower die core 2, and the top of the ejector pin stretches into the protective sleeve cavity. The tablet personal computer protective sleeve injection mold further comprises a supporting plate 13, wherein the supporting plate 13 is arranged in the area between the two supporting blocks 10 and is arranged on the lower side of the thimble plate 12; the middle part of the lower die holder 9 is provided with a through hole 91 for movably pushing in an external mechanism (not shown), and the lower side of the middle part of the supporting plate 13 faces the through hole 91.
The foregoing is only the preferred embodiment of the present utility model, and any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical solutions of the present utility model fall within the scope of the technical solutions of the present utility model.
Claims (6)
1. The utility model provides a tablet personal computer protective sheath injection mold of in-mould hot-cut runner material which characterized in that: comprises a lower die plate, a lower die core, an upper die plate, an upper die core and a hot-cutting pouring gate material device; the upper side of the middle part of the lower template is provided with a lower cavity, the lower die core is arranged in the lower cavity, the lower side of the middle part of the upper template is provided with an upper cavity, the upper die core is arranged in the upper cavity, and a protective sleeve cavity for injection molding of a tablet personal computer protective sleeve and a sprue channel for injection molding of hot melt adhesive into the protective sleeve cavity are arranged between the lower die core and the upper die core; the upper side of the lower die core is provided with a protective sleeve lower cavity, the upper side of one end of the lower die core is provided with a pouring gate lower insert, the lower side of the upper die core is provided with a protective sleeve upper cavity, the lower side of one end of the upper die core is provided with a pouring gate upper insert, the positions of the protective sleeve lower cavity and the protective sleeve upper cavity are opposite to each other and form the protective sleeve cavity together, and the positions of the pouring gate lower insert and the pouring gate upper insert are opposite to each other and form the pouring gate channel; the hot-cut pouring gate material device is arranged in the upper die plate and the upper die core, and is positioned in an area between the upper cavity of the protective sleeve and the upper insert of the pouring gate, and comprises a miniature oil cylinder, a piston telescopic rod of the miniature oil cylinder extends downwards and is connected with a cutter mounting seat, the lower end of the cutter mounting seat is connected with a cutter, and the edge of the cutter faces to the joint of the protective sleeve cavity and the pouring gate channel.
2. The injection mold of a tablet computer protective sleeve for in-mold hot-cutting gate material according to claim 1, wherein: the hot-cut pouring gate material device is provided with four miniature oil cylinders in parallel, piston telescopic rods of the four miniature oil cylinders are connected with the cutter mounting seat, the hot-cut pouring gate material device is further provided with a cutter guide block, and one side of the cutter is in sliding guide fit with one side of the cutter guide block.
3. The injection mold of the tablet computer protective sleeve for in-mold hot-cutting gate material according to claim 2, wherein: the injection mold for the tablet personal computer protective sleeve further comprises a runner cavity mounting plate, the runner cavity mounting plate is mounted on the upper side of the upper mold plate, a runner cavity is mounted in the runner cavity mounting plate, a glue inlet nozzle is arranged on one end of the runner cavity, a rubber outlet pipe is connected to the lower side of the other end of the runner cavity, the lower end of the rubber outlet pipe is communicated with the sprue channel, and an electric heating wire is mounted outside the runner cavity.
4. The injection mold for a tablet computer protective sleeve for in-mold hot-cutting a gate material according to claim 3, wherein: the injection mold for the tablet personal computer protective sleeve further comprises an upper mold base, the upper mold base is mounted on the upper side of the runner cavity mounting plate, a glue inlet hole corresponding to the glue inlet nozzle is formed in the middle of the upper mold base, a connector socket is mounted on one side of the upper mold base and one side of the upper mold plate, and the connector socket is electrically connected with the electric heating wire.
5. The injection mold for a tablet computer protective sleeve for in-mold hot-cutting a gate material according to claim 3, wherein: the tablet personal computer protective sleeve injection mold further comprises a lower die holder, a supporting block, an ejector plate and an ejector pin; the two support blocks are arranged, one support block is arranged on one end of the lower die holder, the other support block is arranged on the other end of the lower die holder, the thimble plate is movably arranged in the area between the two support blocks, and the lower die plate is arranged on the two support blocks; the ejector pin is vertically arranged on the ejector plate, the upper end of the ejector pin upwards movably passes through the lower die plate and the lower die core, and the top of the ejector pin stretches into the protective sleeve cavity.
6. The injection mold of the tablet computer protective sleeve for in-mold hot-cutting gate material according to claim 5, wherein: the tablet personal computer protective sleeve injection mold further comprises a supporting plate, wherein the supporting plate is arranged in an area between the two supporting blocks and is arranged on the lower side of the thimble plate; the middle part of die holder is equipped with the through-hole that is used for the activity to jack into external mechanism, the middle part downside of layer board is towards the through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322795991.4U CN221089800U (en) | 2023-10-18 | 2023-10-18 | Injection mold for tablet personal computer protective sleeve of in-mold hot-cutting pouring gate material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322795991.4U CN221089800U (en) | 2023-10-18 | 2023-10-18 | Injection mold for tablet personal computer protective sleeve of in-mold hot-cutting pouring gate material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221089800U true CN221089800U (en) | 2024-06-07 |
Family
ID=91306202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322795991.4U Active CN221089800U (en) | 2023-10-18 | 2023-10-18 | Injection mold for tablet personal computer protective sleeve of in-mold hot-cutting pouring gate material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221089800U (en) |
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2023
- 2023-10-18 CN CN202322795991.4U patent/CN221089800U/en active Active
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