CN223290222U

CN223290222U - A charger cover forming die with multiple cavities in one mold

Info

Publication number: CN223290222U
Application number: CN202422106914.8U
Authority: CN
Inventors: 杜鹃; 胡明
Original assignee: Dongguan Xingtian Mould Co ltd
Current assignee: Dongguan Xingtian Mould Co ltd
Priority date: 2024-08-28
Filing date: 2024-08-28
Publication date: 2025-09-02
Anticipated expiration: 2034-08-28

Abstract

The utility model discloses a forming die for an upper cover of a multi-cavity charger, which comprises an upper die and a lower die, wherein the upper die is provided with an upper die core, the lower die is provided with a lower die core, the bottom of the upper die core is concavely provided with a cavity, the top of the lower die core is convexly provided with a core, the core comprises a main body part and an insert for forming a groove position of the upper cover of the charger, one end of the main body part is provided with an inclined top channel, an inclined top device is slidably arranged in the inclined top channel, the bottom of a fixing part, the cavity, the main body part and the insert are encircled to form an injection molding cavity, the cavity and the core are respectively provided with four glue inlet channels which are arranged in two rows and two columns at intervals, the top of the lower die core is provided with a main runner and four sub runners, the top of the glue inlet channels are arranged in the main body part, the top of the glue inlet channels is exposed at the top of the main body part, and the lower die core is provided with a ox horn gate communicated with the sub runners and the glue inlet channels. The glue inlet is arranged in the upper cover of the charger, so that the wall surface of the slot can be filled more smoothly, and the yield of products is improved.

Description

One-die multi-hole charger upper cover forming die

Technical Field

The utility model relates to the technology of charger upper covers, in particular to a one-die multi-hole charger upper cover forming die.

Background

The injection mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and precise dimensions, and the injection molding is a processing method used for mass production of parts with complex shapes, specifically, the injection mold is used for injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying are carried out to obtain the formed products.

The charger upper cover is including the lid, protruding locating the arch at lid top, set up a plurality of trench in the lid, among the prior art, the forming die of charger upper cover, its glue of advance adopts the side to advance the mode of gluing generally, advance the glue mouth and can be on the lateral wall of lid promptly, on the one hand influenced the outward appearance aesthetic property of charger upper cover, on the other hand, because the wall thickness of trench is thinner, the inhomogeneous phenomenon appears easily in molten plastics when flowing from one end to the other end of charger upper cover, and then the wall that leads to the trench can appear the flaw, and influence the equipment of charger upper cover, and, the holistic volume of charger upper cover is less, for this reason, how carry out rational design to the forming die of charger upper cover and improve production efficiency and the yield of product is the research direction of industry emphasis.

Therefore, a new solution is needed to solve the above problems.

Disclosure of utility model

In view of the above, the present utility model aims at the defects existing in the prior art, and it is a main object of the present utility model to provide a molding die for a charger upper cover with one die and multiple cavities, wherein the core comprises a main body portion and an insert, so that the main body portion and the insert can be arranged at intervals, and thus the wall surface of the slot of the charger upper cover can be molded, a glue inlet channel is arranged in the main body portion, the top of the glue inlet channel is exposed at the top of the main body portion, a bottom die core is provided with a ox horn gate which communicates with the sub-channel and the glue inlet channel, so that the glue inlet is positioned in the charger upper cover, the appearance aesthetic property of the charger upper cover is improved, molten plastic can flow downwards from the top of the charger upper cover, the wall surface of the slot can be more smoothly filled, the yield of the product is improved, and the inclined top device is arranged to facilitate the demolding of the charger upper cover from the core.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The upper cover forming die comprises an upper die and a lower die, wherein the upper die is provided with an upper die core, the lower die is provided with a lower die core, and the upper die core and the lower die core are enclosed to form an injection molding die cavity for forming the upper cover of the charger;

the bottom of the upper die core is concavely provided with a die cavity upwards, the top wall of the die cavity is provided with an avoidance groove for the protrusions of the upper cover of the charger to avoid, the avoidance groove penetrates through the top of the upper die core upwards, and a fixing piece is fixed in the avoidance groove from top to bottom;

the top of the lower die core is provided with a core in an upward protruding mode, the core comprises a main body part and an insert for forming a groove of an upper cover of the charger, the main body part integrally extends upwards from the top of the lower die core, the lower die core is provided with a mounting groove beside the main body part, the insert is arranged in the mounting groove from bottom to top, one end, far away from the mounting groove, of the main body part is provided with an inclined top channel, an inclined top device is slidably arranged in the inclined top channel, and the bottom of the fixing part, the cavity, the main body part and the insert are enclosed together to form an injection molding cavity;

The cavity and the mold core are respectively provided with four mold cores which are arranged at intervals of two rows and two columns, the two mold cores of each row are bilaterally symmetrical, two mold inserts are oppositely arranged in the two mold cores of each row, the top of the lower mold insert is provided with a glue inlet runner, the glue inlet runner is positioned between the mold cores of the two rows, the glue inlet runner comprises a main runner and four sub runners, a glue inlet channel is arranged in the main body, the top of the glue inlet channel is exposed at the top of the main body, and the lower mold insert is provided with a ox horn gate which is communicated with the sub runners and the glue inlet channel.

As a preferable scheme, the upper die core and the lower die core are respectively provided with four spliced and arranged in two rows and two columns.

As a preferable scheme, two cooling flow passages are arranged on two adjacent sides of the lower die core, and the two cooling flow passages respectively encircle the two cores in each row.

As a preferable scheme, the inclined ejection device comprises a sliding seat and an inclined ejection rod, wherein a sliding groove is formed in the sliding seat, the bottom of the inclined ejection rod is connected with the sliding groove in a sliding mode, and the top of the inclined ejection rod is exposed at the top of the main body.

As a preferable scheme, the inclined jacking device is formed by two symmetrically arranged sliding grooves which are perpendicular to each other.

As a preferable scheme, the insert comprises a slot position forming part and a side end opening forming part, wherein the side end opening forming part protrudes out of one end of the slot position forming part far away from the main body part, correspondingly, the bottom of the upper die core is concavely arranged beside the side of the die cavity upwards to avoid the side end opening forming part, and the top of the side end opening forming part can be protruded into the avoid position.

As a preferable scheme, the device further comprises a pouring runner, wherein the pouring runner is connected with the middle part of the main runner.

As a preferred scheme, go up the mould and include roof, hot runner plate and the cope match-plate pattern that from last down set gradually, go up the mould benevolence and set up in the cope match-plate pattern, the lower mould includes bottom plate, square iron and the lower bolster that from down up set gradually, square iron is two that the interval was arranged around for, is provided with thimble structure between the two square irons, the lower mould benevolence sets up in the lower bolster.

As a preferable scheme, the bottom of the upper die plate is concavely provided with a first groove, the upper die core is arranged in the first groove, the top of the lower die plate is concavely provided with a second groove, and the lower die core is arranged in the second groove.

As a preferable scheme, the first groove and the second groove are both provided with positioning blocks for positioning, and the positioning blocks are arranged so as to facilitate the up-down alignment of the upper die core and the lower die core.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:

the novel plastic charger is characterized in that the mold core comprises a main body part and an insert, wherein the main body part and the insert can be arranged at intervals, so that the wall surface of the groove of the upper cover of the charger can be formed, a glue inlet channel is formed in the main body part, the top of the glue inlet channel is exposed at the top of the main body part, a communicating sub-channel and a ox horn gate of the glue inlet channel are formed in the lower mold core, the glue inlet is located in the upper cover of the charger, the appearance attractiveness of the upper cover of the charger is improved, molten plastic can flow downwards from the top of the upper cover of the charger, the wall surface of the groove can be filled more smoothly, the yield of products is improved, and the inclined ejection device is convenient for the upper cover of the charger to be demolded from the mold core.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a lower mold according to a preferred embodiment of the present utility model;

FIG. 3 is a schematic perspective view of an upper mold according to a preferred embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a tilt head apparatus according to a preferred embodiment of the present utility model;

FIG. 5 is a schematic view of a header gate in accordance with a preferred embodiment of the present utility model;

FIG. 6 is a schematic view of a fastener according to a preferred embodiment of the present utility model;

FIG. 7 is a schematic view of a tilt head apparatus according to a preferred embodiment of the present utility model.

The attached drawings are used for identifying and describing:

10. upper die 11 and upper die core

111. Cavity 112, avoiding groove

113. Avoidance position 12, roof

13. Hot runner plate 14, upper die plate

141. First groove 20, lower die

21. Lower core 211 and core

212. Body 213 and insert

2131. Slot forming portion 2132 and side end opening forming portion

214. Mounting slot 215, pitched roof channel

216. Glue inlet flow passage 2161 and main flow passage

2162. Flow dividing channel 22, bottom plate

23. Square iron 24, lower mould plate

241. Second groove 201 and glue feeding channel

202. Ox horn gate 30 and runner

40. Injection molding cavity 50 and thimble structure

60. Positioning block 70 and fixing piece

80. Inclined top device 81 and sliding seat

811. Sliding groove 82, oblique ejector rod

90. And cooling the flow channel.

Detailed Description

First, it should be noted that, in the description of the present utility model, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 7, a specific structure of a preferred embodiment of the present utility model is shown, which includes an upper mold 10, a lower mold 20 and a casting runner 30.

The upper die 10 is provided with an upper die core 11, the lower die 20 is provided with a lower die core 21, the upper die core 11 and the lower die core 21 are configured into an injection molding cavity 40 for forming an upper cover of the charger in a surrounding mode, specifically, the upper die 10 comprises a top plate 12, a hot runner plate 13 and an upper die plate 14 which are sequentially arranged from top to bottom, the upper die core 11 is arranged on the upper die plate 14, the lower die 20 comprises a bottom plate 22, square irons 23 and a lower die plate 24 which are sequentially arranged from bottom to top, the square irons 23 are two arranged at intervals from top to bottom, a thimble structure 50 is arranged between the two square irons 23, the thimble structure 50 comprises an upper thimble plate, a lower thimble plate and a plurality of thimbles, and the lower die core 21 is arranged on the lower die plate 24;

Referring to fig. 2, 3 and 5, a first groove 141 is concaved upward from the bottom of the upper die plate 14, the upper die core 11 is disposed in the first groove 141, a second groove 241 is concaved downward from the top of the lower die plate 24, the lower die core 21 is disposed in the second groove 241, the first groove 141 and the second groove 241 are both provided with a positioning block 60 for positioning, and the positioning block 60 facilitates the vertical alignment of the upper die core 11 and the lower die core 21.

The bottom of the upper die core 11 is concavely provided with a cavity 111, as shown in fig. 6, the top wall of the cavity 111 is provided with an avoidance groove 112 for the protrusions of the upper cover of the charger to avoid, the avoidance groove 112 penetrates through the top of the upper die core 11 upwards, a fixing piece 70 is fixed in the avoidance groove 112 from top to bottom, and the bottom of the fixing piece 70 is concavely provided with a notch upwards.

The top of the lower die core 21 is provided with a core 211 in an upward protruding manner, the core 211 comprises a main body 212 and an insert 213 for forming a slot of an upper cover of the charger, the main body 212 is integrally arranged in an upward extending manner from the top of the lower die core 21, a mounting slot 214 is arranged beside the main body 212 of the lower die core 21, the insert 213 is arranged in the mounting slot 214 from bottom to top, one end of the main body 212 far away from the mounting slot 214 is provided with an inclined top channel 215, the inclined top channel 215 is slidably provided with an inclined top device 80, and the bottom of the fixing piece 70, the cavity 111, the main body 212 and the insert 213 together form the injection molding cavity 40;

Referring to fig. 2 and 3, specifically, the insert 213 includes a slot forming portion 2131 and a side opening forming portion 2132, the side opening forming portion 2132 protrudes from one end of the slot forming portion 2131 away from the main body 212, correspondingly, the bottom of the upper mold core 11 is concavely provided with a avoiding position 113 for avoiding the side opening forming portion 2132 beside the cavity 111, and the top of the side opening forming portion 2132 can protrude into the avoiding position 113.

The cavity 111 and the core 211 are respectively provided with four cores which are arranged in two rows and two columns at intervals, the two cores 211 of each row are bilaterally symmetrical, two inserts 213 are oppositely arranged in the two cores 211 of each row, the top of the lower die core 21 is provided with a glue inlet runner 216, the glue inlet runner 216 is positioned between the cores 211 of the two rows, the glue inlet runner 216 comprises a main runner 2161 and four branch runners 2162, the pouring runner 30 is connected with the middle part of the main runner 2161, referring to fig. 5, a glue inlet channel 201 is arranged in the main body 212, the top of the glue inlet channel 201 is exposed at the top of the main body 212, and the lower die core 21 is provided with a ox horn gate 202 which is communicated with the branch runners 2162 and the glue inlet channel 201.

Referring to fig. 2 and 3, the upper mold core 11 and the lower mold core 21 are respectively provided with four mold cavities which are arranged in a two-row two-column splicing manner, so that the upper cover forming mold of the charger is provided with sixteen mold cavities, the production efficiency is improved, the two adjacent sides of the lower mold core 21 are respectively provided with two cooling flow channels 90, and the two cooling flow channels 90 respectively encircle the two mold cores 211 of each row.

Referring to fig. 4 and 7, the tilt-top device 80 includes a sliding seat 81 and a tilt-top rod 82, wherein a sliding groove 811 is provided on the sliding seat 81, the bottom of the tilt-top rod 82 is slidably connected to the sliding groove 811, and the top of the tilt-top rod 82 is exposed at the top of the main body 212, specifically, the two tilt-top devices 80 are symmetrically arranged, and the two sliding grooves 811 are perpendicular to each other.

The design focus of the utility model is that:

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.

Claims

1. The utility model provides a many caves of a mould charger upper cover forming die utensil, includes mould and lower mould, the mould is provided with the mould benevolence on going up, the lower mould is provided with the lower mould benevolence, go up mould benevolence and lower mould benevolence and enclose and construct the fashioned injection moulding die cavity of charger upper cover, its characterized in that:

2. The one-die-multiple-cavity charger upper cover forming die of claim 1, wherein the upper die core and the lower die core are respectively provided with four split-joint structures in two rows and two columns.

3. The multi-cavity charger upper cover forming die of claim 1, wherein cooling channels are arranged on two adjacent sides of the lower die core, and the two cooling channels encircle two cores in each row respectively.

4. The one-die-multiple-cavity charger upper cover forming die of claim 1, wherein the inclined ejector device comprises a sliding seat and an inclined ejector rod, a sliding groove is formed in the sliding seat, the bottom of the inclined ejector rod is connected to the sliding groove in a sliding manner, and the top of the inclined ejector rod is exposed out of the top of the main body.

5. The one-die-multiple-cavity charger upper cover forming die as claimed in claim 4, wherein the inclined ejection device is symmetrically arranged with two sliding grooves perpendicular to each other.

6. The one-die-multiple-cavity charger upper cover forming die of claim 1, wherein the insert comprises a slot forming part and a side end opening forming part, the side end opening forming part protrudes out of one end of the slot forming part far away from the main body part, correspondingly, the bottom of the upper die core is concavely arranged at the side of the die cavity upwards for avoiding the side end opening forming part, and the top of the side end opening forming part can protrude into the avoiding position.

7. The multi-cavity charger upper cover molding die of claim 1, further comprising a pouring runner connected with the middle part of the main runner.

8. The upper cover forming die for the multi-cavity charger of claim 1, wherein the upper die comprises a top plate, a hot runner plate and an upper die plate which are sequentially arranged from top to bottom, the upper die core is arranged on the upper die plate, the lower die comprises a bottom plate, square irons and a lower die plate which are sequentially arranged from bottom to top, the square irons are two square irons which are arranged at intervals from front to back, a thimble structure is arranged between the two square irons, and the lower die core is arranged on the lower die plate.

9. The multi-cavity charger upper cover forming die of claim 8, wherein a first groove is concavely formed in the bottom of the upper die plate, the upper die core is arranged in the first groove, a second groove is concavely formed in the top of the lower die plate, and the lower die core is arranged in the second groove.

10. The one-die-multiple-cavity charger upper cover forming die of claim 9, wherein the first groove and the second groove are provided with positioning blocks for positioning.