CN220198307U

CN220198307U - Mouse lower cover forming die

Info

Publication number: CN220198307U
Application number: CN202321707326.9U
Authority: CN
Inventors: 严兴国; 陈国洋
Original assignee: Mianyang Bozhan Precision Electronic Technology Co ltd
Current assignee: Mianyang Bozhan Precision Electronic Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-19
Anticipated expiration: 2033-06-30

Abstract

The utility model provides a mouse lower cover forming die, which comprises an upper die and a lower die matched with the upper die, wherein the upper die comprises a panel and a first template arranged on the panel, a female die core and a plurality of guide sleeves are arranged on the first template, an upper die cavity is arranged on the female die core, a sprue is arranged in the upper die cavity, and an upper pouring channel is connected with the sprue; the lower die comprises a bottom plate, a plurality of square irons and supporting heads are arranged on the bottom plate, one end of each square iron, far away from the bottom plate, is connected with a second template, a thimble bottom plate and a thimble panel are arranged between the square irons, a thimble is arranged on the thimble bottom plate, penetrates through the thimble panel and is connected with the second template, a lower die cavity and a plurality of guide posts matched with the guide sleeve are arranged on the second template, a lower die cavity is arranged on the male die core, a lower runner is arranged inside the lower die cavity, a plurality of return pins are further arranged on the bottom plate, and a spring is sleeved on each return pin. The forming die for the mouse lower cover has high forming efficiency and high product qualification rate after forming.

Description

Mouse lower cover forming die

Technical Field

The utility model relates to the technical field of mouse processing, in particular to a mouse lower cover forming die.

Background

The mouse is an external input device of a computer, and is also an indicator for positioning the longitudinal and transverse coordinates of a computer display system, and is named as a mouse (a harbor platform is used as a mouse). The standard name of the computer is a Mouse, and the English name of the Mouse is used for enabling the computer to operate more simply, conveniently and quickly to replace a tedious instruction of a keyboard.

The mouse comprises a lower mouse cover which is an important component of the mouse. In the prior art, the lower mouse cover is generally a plastic part and is formed by adopting different injection molding modes, but the lower mouse cover has the problem of poor quality of molded products caused by insufficient mold clamping in the injection molding process.

Disclosure of Invention

The utility model aims to provide a forming die for a lower cover of a mouse, which is used for solving the technical problem that in the prior art, the quality of a formed product is poor due to the fact that the die is not in place in the injection molding process of the lower cover of the mouse.

In order to achieve the above object, in one embodiment of the present utility model, a forming mold for a lower cover of a mouse is provided, including an upper mold and a lower mold matched with the upper mold, wherein the upper mold includes a panel and a first mold plate mounted on the panel, a female mold core and a plurality of guide sleeves are disposed on the first mold plate, an upper mold cavity is disposed on the female mold core, a sprue is provided in the upper mold cavity, and an upper runner is connected to the sprue;

the lower die comprises a bottom plate, a plurality of square irons and supporting heads are arranged on the bottom plate, one end of each square iron, which is far away from the bottom plate, is connected with a second template, a thimble bottom plate and a thimble panel are arranged between the square irons, a thimble is arranged on the thimble bottom plate, penetrates through the thimble panel and is connected with the second template, a lower die cavity and a plurality of guide posts matched with the guide sleeve are arranged on the second template, a lower die cavity is arranged on the male die core, a lower runner is arranged in the lower die cavity, a plurality of return pins are also arranged on the bottom plate, and a spring is sleeved on each return pin;

the bottom plate is also provided with a middle support and a plurality of garbage nails, and one end of the middle support, which is far away from the bottom plate, penetrates through the thimble bottom plate and the thimble panel and is connected with the second template.

Preferably, the second template is provided with a sliding block, two sides of the sliding block are provided with pressing strips, the sliding block is provided with a shovel, and the shovel is arranged on the first template.

Preferably, the first template is provided with an inclined guide post pressing block and an inclined wear-resisting plate, the inclined guide post pressing block is connected with the upper die cavity, and the inclined guide post pressing block is provided with an inclined guide post.

Preferably, an upper insert and an upper insert needle are arranged in the upper die cavity, and a lower insert needle are arranged in the lower die cavity.

Preferably, a positioning ring is arranged on one side of the panel away from the first template.

Preferably, the side surfaces of the first template and the second template are provided with a plurality of water conveying holes.

Preferably, a plurality of inclined ejection seats are arranged on the bottom plate, one end of each inclined ejection seat penetrates through the ejector pin bottom plate and the ejector pin panel and is provided with an inclined ejection, one end of each inclined ejection, which is far away from each inclined ejection seat, is connected with the second template, and the ejector pin panel is provided with a limiting column.

Preferably, a dust-proof plate is arranged on the bottom plate, and one end of the dust-proof plate, which is far away from the bottom plate, is connected with the second template.

In summary, the utility model has the following beneficial effects:

1. according to the mouse lower cover forming die, the injection material is injected from the sprue, and enters the die cavity communicated with the injection material through the runner, so that the product forming is finished. The forming die for the mouse lower cover has high forming efficiency and high product qualification rate after forming.

2. The bottom plate of the mouse lower cover forming die is provided with at least two middle brackets and a plurality of garbage nails, and one end of each middle bracket, which is far away from the bottom plate, penetrates through the thimble bottom plate and the thimble panel and is connected with the second template. The middle bracket has the positioning and guiding functions during ejection, and the main function is the positioning and guiding of ejection; the function of the garbage nail is to reduce the contact area between the ejector pin bottom plate and the bottom plate, and avoid the problem that the mold closing is not in place because garbage and dust fall on the ejector pin bottom plate and the bottom plate, thereby solving the problem that the quality of a molded product is not good because the mold closing is not in place in the injection molding process of the lower cover of the mouse in the prior art.

Drawings

FIG. 1 is a front view of one embodiment of the present utility model;

FIG. 2 is a side view of one embodiment of the present utility model;

FIG. 3 is a top view of one embodiment of the present utility model;

FIG. 4 is a top view of an upper die in one embodiment of the utility model;

FIG. 5 is a front view of an upper die in one embodiment of the utility model;

FIG. 6 is a side view of an upper die in one embodiment of the utility model;

FIG. 7 is a top view of a lower die in one embodiment of the utility model;

FIG. 8 is a front view of a lower die in one embodiment of the utility model;

fig. 9 is a side view of a lower die in one embodiment of the utility model.

The mold comprises a 1-female mold core, a 2-male mold core, a 3-panel, a 4-first mold plate, a 5-upper mold cavity, a 6-guide sleeve, a 7-sprue, an 8-upper pouring gate, a 9-bottom plate, a 10-square iron, an 11-supporting head, a 12-second mold plate, a 13-thimble bottom plate, a 14-thimble panel, a 15-thimble, a 16-lower mold cavity, a 17-guide pillar, a 18-back needle, a 19-spring, a 20-lower mold plate, a 21-slide block, a 22-shovel, a 23-layering, a 24-inclined guide pillar press block, a 25-inclined wear plate, a 26-inclined guide pillar, a 27-upper insert, a 28-upper insert, a 29-lower insert, a 30-lower insert, a 31-middle support, a 32-garbage pouring gate, a 33-positioning ring, a 34-water conveying hole, a 35-inclined top seat, a 36-inclined top, a 37-dust-proof plate, a 38-pin and a 39-limit pillar.

Detailed Description

The utility model provides a mouse lower cover forming die which comprises an upper die and a lower die matched with the upper die. The upper die comprises a panel 3 and a first template 4 arranged on the panel 3, and the panel 3 and the first template 4 are fixedly connected through pins 38. The side of the panel 3 remote from the first mould plate 4 is provided with a positioning ring 33, the positioning ring 33 being arranged to ensure that the sprue 7 of the mould coincides horizontally and completely with the nozzle position of the injection moulding machine when the injection moulding machine is arranged on the mould.

The first template 4 is provided with a female die core 1 and a plurality of guide sleeves 6, the guide sleeves 6 are matched with guide posts 17 described below, and the female die core 1 is prevented from sliding off the male die core 2 when the female die core 1 is matched and connected with the male die core 2. The female die core 1 is provided with an upper die cavity 5, a sprue 7 is arranged in the upper die cavity 5, the sprue 7 is connected with an upper runner 8, and during molding, injection molding materials enter the runner through the sprue 7 and are molded through the runner. When the female mold core 1 is matched with the male mold core 2, the upper mold cavity 5 is matched with the lower mold cavity 16, the sprue 7 is respectively communicated with the upper runner 8 and the lower runner 20 in the upper mold cavity 5 and the lower mold cavity 16, and injection molding materials enter the upper mold cavity 5 and the lower mold cavity 16 through the sprue 7, so that molding is completed. The first template 4 is provided with an inclined guide column pressing block 24 and an inclined wear-resisting plate 25, the inclined guide column pressing block 24 is connected with the upper die cavity 5, and the inclined guide column pressing block 24 is provided with an inclined guide column 26. The oblique guide posts 26 serve as guides and supports during the opening and closing of the mold.

The lower die comprises a bottom plate 9, a plurality of square irons 10 and supporting heads 11 are arranged on the bottom plate 9, one end, away from the bottom plate 9, of each supporting head 11 is connected with a second die plate 12, and each supporting head 11 is used for preventing the die plate from deforming and prolonging the service life of the die. One end of each square iron 10 far away from the bottom plate 9 is connected with a second template 12, a thimble bottom plate 13 and a thimble panel 14 are arranged between the square irons 10, a thimble 15 is arranged on the thimble bottom plate 13, the thimble 15 penetrates through the thimble panel 14 and is connected with the second template 12, and the thimble 15 is used for separating a finished molded product from a die. The thimble panel 14 is provided with a limit column 39, and the limit column 39 is used for ensuring accurate positioning of parts, preventing die collision, ensuring the precision and stability of the die and ensuring the processing quality.

The second template 12 is provided with a male die core 2 and a plurality of guide posts 17 matched with the guide sleeve 6, the male die core 2 is provided with a lower die cavity 16, and a lower runner 20 is arranged in the lower die cavity 16. During mold closing, the down runner 20 communicates with the sprue 7. The second template 12 is provided with a slide block 21, the slide block 21 is a mold assembly which can slide in a direction perpendicular to the mold opening and closing direction or at a certain angle with the mold opening and closing direction in the mold opening and closing action of the mold, two sides of the slide block 21 are provided with pressing strips 23, and the mold pressing strips 23 are tools for plastic molding processing and have the functions of positioning, reinforcing and compacting plastic in the plastic molding process. The slide 21 is also provided with a shovel 22, the shovel 22 being mounted on the first template 4. The shovel 22 is used in an injection mold, and is a structure for pressing and positioning the position of the slide block 21, and serves to lock the slide block 21 during mold closing, thereby preventing the slide block 21 from being displaced backward due to the injection pressure during injection, and further affecting the size of the injection molded article.

The bottom plate 9 is also provided with a plurality of return pins 18, and each return pin 18 is sleeved with a spring 19. The return pin 18 is used for guiding the ejector pin bottom plate 13 and the ejector pin panel 14 during ejection, and if the spring 19 fails during return, the return pin 18 can be knocked back to prevent the ejector pin 15 from damaging the female die core 1.

The bottom plate 9 is provided with a middle bracket 31 and a plurality of garbage nails 32, and one end of the middle bracket 31, which is far away from the bottom plate 9, penetrates through the thimble bottom plate 13 and the thimble panel 14 and is connected with the second template 12. The middle bracket 31 has the positioning and guiding functions during ejection, and the main function is the positioning and guiding of ejection; the garbage nails 32 have the function of reducing the contact area between the ejector pin bottom plate 13 and the bottom plate 9 and avoiding the phenomenon that the mold is not closed in place because garbage and dust fall on the ejector pin bottom plate 13 and the bottom plate 9. The bottom plate 9 is provided with a plurality of inclined ejection seats 35, one end of each inclined ejection seat 35 penetrates through the thimble bottom plate 13 and the thimble panel 14, and is provided with an inclined ejection 36, and one end of each inclined ejection 36 away from each inclined ejection seat 35 is connected with the second template 12. The angled roof 36 is used to eject the product while ensuring that the product barbs are smoothly released. Be provided with dust guard 37 on bottom plate 9, the one end that bottom plate 9 was kept away from to dust guard 37 is connected with second template 12, and dust guard 37 plays dustproof effect, prevents that external dust and debris from getting into inside the mould, leads to the thimble 15 region at thimble bottom plate 13 top to appear a large amount of dust, alleviates staff's cleaning strength, save time, improves the production efficiency of mould.

An upper insert 27 and an upper insert pin 28 are provided in the upper cavity 5, and a lower insert 29 and a lower insert pin 30 are provided in the lower cavity 16. The insert is convenient for processing and maintaining the injection mold, and is beneficial to product molding and demolding. The sides of the first and second templates 4 and 12 are provided with a plurality of water carrying holes 34. The water carrying holes 34 are used for introducing cold water to strengthen cooling and make the mold temperature uniform.

The working principle and the working process are as follows: according to the mouse lower cover forming die, the injection material is injected from the sprue 7 and enters the die cavity communicated with the injection material through the runner, so that the product forming is finished. The forming die for the mouse lower cover has high forming efficiency and high product qualification rate after forming.

Although specific embodiments of the utility model have been described in detail with reference to the accompanying drawings, it should not be construed as limiting the scope of protection of the present patent. Various modifications and variations which may be made by those skilled in the art without the creative effort are within the scope of the patent described in the claims.

Claims

1. The utility model provides a mouse lower cover forming die which characterized in that: the mold comprises an upper mold and a lower mold matched with the upper mold, wherein the upper mold comprises a panel and a first template arranged on the panel, a female mold core and a plurality of guide sleeves are arranged on the first template, an upper mold cavity is arranged on the female mold core, a sprue is arranged in the upper mold cavity, and the sprue is connected with an upper pouring channel;

the lower die comprises a bottom plate, a plurality of square irons and supporting heads are arranged on the bottom plate, one end, far away from the bottom plate, of each square iron is connected with a second template, a thimble bottom plate and a thimble panel are arranged between the square irons, a thimble is arranged on the thimble bottom plate, the thimble penetrates through the thimble panel and is connected with the second template, a male die core and a plurality of guide columns matched with the guide sleeve are arranged on the second template, a lower die cavity is arranged on the male die core, a lower runner is arranged in the lower die cavity, a plurality of return pins are further arranged on the bottom plate, and a spring is sleeved on each return pin;

2. The mouse lower cover forming die as claimed in claim 1, wherein: the second template is provided with a sliding block, two sides of the sliding block are provided with pressing strips, the sliding block is provided with a shovel, and the shovel is arranged on the first template.

3. The mouse lower cover forming die as claimed in claim 1, wherein: the first template is provided with an inclined guide column pressing block and an inclined wear-resisting plate, the inclined guide column pressing block is connected with the upper die cavity, and the inclined guide column pressing block is provided with an inclined guide column.

4. The mouse lower cover forming die as claimed in claim 1, wherein: the upper die cavity is internally provided with an upper insert and an upper insert needle, and the lower die cavity is internally provided with a lower insert and a lower insert needle.

5. The mouse lower cover forming die as claimed in claim 1, wherein: one side of the panel, which is far away from the first template, is provided with a positioning ring.

6. The mouse lower cover forming die as claimed in claim 1, wherein: the side surfaces of the first template and the second template are provided with a plurality of water conveying holes.

7. The mouse lower cover forming die as claimed in claim 1, wherein: the bottom plate is provided with a plurality of oblique footholders, one end of each oblique footholder penetrates through the thimble bottom plate and the thimble panel and is provided with an oblique ejector, one end of each oblique ejector, which is far away from each oblique footholder, is connected with the second template, and the thimble panel is provided with a limiting column.

8. The mouse lower cover forming die as claimed in claim 1, wherein: be provided with the dust guard on the bottom plate, the one end that the bottom plate was kept away from to the dust guard is connected with the second template.