CN216658739U - Lid injection mold behind 5G cell-phone - Google Patents
Lid injection mold behind 5G cell-phone Download PDFInfo
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- CN216658739U CN216658739U CN202123160942.0U CN202123160942U CN216658739U CN 216658739 U CN216658739 U CN 216658739U CN 202123160942 U CN202123160942 U CN 202123160942U CN 216658739 U CN216658739 U CN 216658739U
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Abstract
The utility model discloses a 5G mobile phone rear cover injection mold, which relates to the field of injection molds and comprises a lower mold, wherein a sliding groove is formed in the middle of the lower mold in a penetrating manner, an upper mold is arranged at the top of the lower mold in a right-offset and abutting manner, the lower mold is connected with a pressure module through the sliding groove in a sliding manner, an upper mold groove is formed in the middle of the lower surface of the upper mold, an air storage hole is formed in the position, located on the left side of the upper mold groove, of the lower surface of the upper mold, a plastic inlet is formed in the position, located on the right side of the upper mold groove, of the lower mold, a stop block is fixedly connected to the position, located on the left side of the sliding groove, of the upper surface of the lower mold, a cavity is formed in the position, located on the right side of the sliding groove, of the upper surface of the lower mold, and a plastic inlet hole is formed in the position, located on the right side of the stop block, of the upper surface of the lower mold. According to the utility model, by arranging the pressing module, the lower sleeve mold and the upper mold, the injection molding material can be extruded to be fully distributed on the whole sealed mold.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to a 5G mobile phone rear cover injection mold.
Background
The injection mold is used for compression molding, extrusion molding, injection molding, blow molding and low-foaming molding, and mainly comprises a female mold with a variable cavity and composed of a female mold combined substrate, a female mold component and a female mold combined clamping plate, and a male mold with a variable core and composed of a male mold combined substrate, a male mold component, a male mold combined clamping plate, a cavity cut-off component and a side cut-off combined plate. And the coordination change of the male die, the female die and the auxiliary forming system of the die. Can process series plastic parts with different shapes and sizes. The plastics processing industry is concerned with plastic molding machines to impart tools of complete configuration and precise dimensions to plastic articles. The molding of the mobile phone rear cover also needs an injection mold.
The existing injection mold for the mobile phone rear cover is sealed, when the mobile phone rear cover with the thickness of 0.7mm is injected, only half of the injection mold can be filled, an inlet of the injection mold is sealed by injection molding materials, and the injection molding materials cannot continuously enter the interior of the mold due to air in the mold, so that successful injection molding cannot be realized. In order to solve the above problems, it is necessary to provide an injection mold for a rear cover of a 5G mobile phone.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the technical scheme provides a 5G mobile phone rear cover injection mold, and solves the problems that the existing mobile phone rear cover injection mold proposed in the background art is sealed, when a 0.7mm mobile phone rear cover is injected, only half of the injection mold can be entered, an injection material seals an inlet of the mold, and the injection material cannot enter the mold continuously due to air inside the mold, so that the injection molding cannot be successful.
In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:
the utility model provides a lid injection mold behind 5G cell-phone, including lower cover mould, run through in the middle of the lower cover mould and seted up the spout, lower cover mould top skew butt has last mould, lower cover mould passes through spout sliding connection and presses the module, go up the mould recess in the middle of the mould lower surface, it has seted up the air deposit hole to go up the mould lower surface and be located the left position of mould recess, it has seted up into the mouth of moulding to go up the position that the mould lower surface is located last mould recess right side, lower cover mould upper surface is located the left position fixedly connected with dog of spout, lower cover mould upper surface is located the left position of dog and has seted up the cavity, lower cover mould upper surface is located the position fixedly connected with cushion on spout right side, the position that lower cover mould upper surface is located the cushion right side has seted up into the hole of moulding, fixedly connected with in the middle of lower cover mould right side moulds plastics the mouth.
Preferably, the check block is arranged in the air storage hole, a gap is formed between the check block and the air storage hole, and the air storage hole is communicated with the cavity.
Preferably, the cushion block is arranged in the plastic inlet, and a gap is formed between the cushion block and the plastic inlet.
Preferably, the upper die is provided with an exhaust hole at the right side of the plastic inlet, the exhaust hole is communicated with the plastic inlet, and the plastic inlet is communicated with the injection molding nozzle.
Preferably, the front surfaces of the lower die and the upper die are provided with through holes, the lower die and the upper die are fixed on external machinery through the through holes, and the bottom of the pressing module is fixed on the external machinery.
Preferably, the top of the pressing module is abutted with a mobile phone rear cover main body, and the upper surface of the mobile phone rear cover main body is abutted with the lower surface of the upper die groove.
Preferably, the center of the slide groove is vertically aligned with the center of the upper die recess.
Compared with the prior art, the utility model provides a 5G mobile phone rear cover injection mold, which has the following beneficial effects:
through setting up the pressure module, lower cover mould and last mould, the interval between pressure module and the last mould is adjustable, lower cover mould plays to pressing the module and go up the sealed effect of mould, thereby can be so that to mould plastics half to the moulding-die piece with last mould, when unable continuation injection moulding material gets into the mould, upwards extrude the pressure module through outside apparatus, thereby it is even to make the injection moulding material press between moulding-die piece and last mould, and then the injection moulding material can be covered with whole mould, thereby can solve behind the cell-phone lid too thin, can only mould plastics half problem to sealed mould plastics.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a bottom view of the inner structure of the upper mold of the present invention;
FIG. 5 is a schematic view of the structure of the lower set of molds of the present invention;
FIG. 6 is a schematic view of a die block structure according to the present invention;
FIG. 7 is a schematic view of the nozzle of the present invention.
The reference numbers in the figures are:
1. sleeving a mold; 2. pressing the module; 3. an upper die; 4. an injection molding nozzle; 5. an upper die groove; 6. air storage holes; 7. a plastic inlet; 8. an exhaust hole; 9. a cavity; 10. a stopper; 11. a chute; 12. cushion blocks; 13. plastic inlet holes; 14. cell-phone back lid main part.
Detailed Description
The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-7, a 5G mobile phone rear cover injection mold comprises a lower mold 1, a sliding groove 11 is formed in the middle of the lower mold 1 in a penetrating manner, an upper mold 3 is arranged on the top of the lower mold 1 in a right-shifted manner, a pressing module 2 is slidably connected to the lower mold 1 through the sliding groove 11, an upper mold groove 5 is formed in the middle of the lower surface of the upper mold 3, an air storage hole 6 is formed in the position of the lower surface of the upper mold 3, which is located on the left side of the upper mold groove 5, a plastic inlet 7 is formed in the position of the lower surface of the upper mold 3, which is located on the right side of the upper mold groove 5, a stopper 10 is fixedly connected to the position of the upper surface of the lower mold 1, a cavity 9 is formed in the position of the stopper 10, a cushion block 12 is fixedly connected to the position of the upper surface of the lower mold 1, which is located on the right side of the sliding groove 11, and a plastic inlet 13 is formed in the position of the upper surface of the lower mold 1, which is located on the right side of the cushion block 12, the middle of the right side of the lower sleeve mold 1 is fixedly connected with an injection molding nozzle 4;
referring to fig. 1, 4 and 5, in use, the upper die 3, the lower set of dies 1 and the press blocks 2 are fixed by an external instrument such that the lower set of dies 1 abuts against the lower surface of the upper die 3 and the slide groove 11 and the upper die groove 5 are aligned, while the press blocks 2 are inserted into the slide groove 11 and the tops of the press blocks 2 are spaced from the upper die groove 5 by 1 mm;
referring to fig. 3, 4 and 5, during injection, the injection material is injected from the injection nozzle 4, the injection material enters the upper mold groove 5 from the gap between the pad 12 and the injection port 7, and simultaneously the air in the upper mold groove 5 is extruded by the injection material and exhausted through the exhaust hole 8, and when the injection material enters about half or more of the upper mold groove 5, the injection material is accumulated on the right side of the upper mold groove 5, and since the gap between the upper mold groove 5 and the top of the compression mold 2 is only 1mm, the injection material blocks the gap between the pad 12 and the injection port 7, the air in the upper mold groove 5 is compressed to generate a pressure greater than the external air pressure, so that the injection material cannot enter the upper mold groove 5, at this time, the injection material is extruded upwards from the compression mold 2 by an external instrument, so that the gap between the compression mold 2 and the upper mold groove 5 is only 0.7mm, and then the injection material in the upper mold groove 5 is extruded, therefore, the inner part of the upper die groove 5 is fully paved, the air in the upper die groove 5 is extruded into the cavity 9, the stop blocks 10 and the cushion blocks 12 are arranged to prevent the injection molding material from being extruded to overflow the upper die groove 5, and the mold is heated, so that the mobile phone rear cover main body 14 with the thickness of 0.7mm can be formed.
Specifically, the stopper 10 is arranged in the air storage hole 6, a gap exists between the stopper 10 and the air storage hole 6, and the air storage hole 6 is communicated with the cavity 9.
The cushion block 12 is arranged in the plastic inlet 7, and a gap is formed between the cushion block 12 and the plastic inlet 7.
The upper die 3 is provided with an exhaust hole 8 at the right side of the plastic inlet 7 in a penetrating way, the exhaust hole 8 is communicated with a plastic inlet hole 13, and the plastic inlet hole 13 is communicated with the injection molding nozzle 4.
The through holes are formed in the front surfaces of the lower sleeve die 1 and the upper die 3, the lower sleeve die 1 and the upper die 3 are fixed on external machinery through the through holes, and the bottom of the pressing module 2 is fixed on the external machinery.
The top of the pressing module 2 is abutted with a mobile phone rear cover main body 14, and the upper surface of the mobile phone rear cover main body 14 is abutted with the lower surface of the upper die groove 5.
The center of the runner 11 is vertically aligned with the center of the upper die groove 5.
The working principle and the using process of the utility model are as follows: through setting up the pressure module 2, lower cover mould 1 and last mould 3, the interval between moulding module 2 and the last mould 3 is adjustable, lower cover mould 1 plays the effect sealed to moulding module 2 and last mould 3, thereby can make moulding plastics to moulding module 2 and last mould 3 half, when unable continuation injection moulding material gets into the mould, upwards extrude pressure module 2 through external instrument, thereby it is even to make the injection moulding material press between moulding module 2 and last mould 3, and then the injection moulding material can be covered with whole mould, thereby can solve behind the cell-phone lid too thin, can only mould plastics half problem to sealed mould plastics.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A5G mobile phone rear cover injection mold is characterized by comprising a lower sleeve mold (1), wherein a sliding groove (11) is formed in the middle of the lower sleeve mold (1) in a penetrating mode, an upper mold (3) is arranged on the top of the lower sleeve mold (1) in a rightwards offset and abutted mode, the lower sleeve mold (1) is connected with a pressure module (2) in a sliding mode through the sliding groove (11), an upper mold groove (5) is formed in the middle of the lower surface of the upper mold (3), an air storage hole (6) is formed in the position, located on the left side of the upper mold groove (5), of the lower surface of the upper mold (3), a plastic inlet (7) is formed in the position, located on the right side of the upper mold groove (5), of the upper surface of the lower sleeve mold (1), a stop block (10) is fixedly connected in the position, located on the left side of the sliding groove (11), of the upper surface of the lower sleeve mold (1), a cavity (9) is formed in the position, a cushion block (12) is fixedly connected in the position, located on the right side of the sliding groove (11), of the upper surface of the lower sleeve mold (1), the upper surface of the lower sleeve mold (1) is provided with a plastic inlet hole (13) at the position on the right side of the cushion block (12), and the middle of the right side of the lower sleeve mold (1) is fixedly connected with an injection molding nozzle (4).
2. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the check block (10) is arranged in the air storage hole (6), a gap is reserved between the check block (10) and the air storage hole (6), and the air storage hole (6) is communicated with the cavity (9).
3. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the cushion block (12) is arranged in the plastic inlet (7), and a gap is formed between the cushion block (12) and the plastic inlet (7).
4. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the upper mold (3) is provided with an exhaust hole (8) at the right side of the plastic inlet (7) in a penetrating way, the exhaust hole (8) is communicated with the plastic inlet hole (13), and the plastic inlet hole (13) is communicated with the injection molding nozzle (4).
5. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the front surfaces of the lower sleeve mold (1) and the upper mold (3) are provided with through holes, the lower sleeve mold (1) and the upper mold (3) are fixed on external machinery through the through holes, and the bottom of the pressing module (2) is fixed on the external machinery.
6. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the top of the pressing module (2) is abutted with a rear mobile phone cover main body (14), and the upper surface of the rear mobile phone cover main body (14) is abutted to the lower surface of the upper die groove (5).
7. The injection mold for the rear cover of the 5G mobile phone according to claim 1, wherein: the center of the sliding groove (11) is aligned with the center of the upper die groove (5) in the vertical direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123160942.0U CN216658739U (en) | 2021-12-15 | 2021-12-15 | Lid injection mold behind 5G cell-phone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202123160942.0U CN216658739U (en) | 2021-12-15 | 2021-12-15 | Lid injection mold behind 5G cell-phone |
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Publication Number | Publication Date |
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CN216658739U true CN216658739U (en) | 2022-06-03 |
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CN202123160942.0U Active CN216658739U (en) | 2021-12-15 | 2021-12-15 | Lid injection mold behind 5G cell-phone |
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2021
- 2021-12-15 CN CN202123160942.0U patent/CN216658739U/en active Active
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