CN223369984U - A forming die for a computer stand - Google Patents
A forming die for a computer standInfo
- Publication number
- CN223369984U CN223369984U CN202422686582.5U CN202422686582U CN223369984U CN 223369984 U CN223369984 U CN 223369984U CN 202422686582 U CN202422686582 U CN 202422686582U CN 223369984 U CN223369984 U CN 223369984U
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- CN
- China
- Prior art keywords
- plate
- upper die
- die
- computer bracket
- push rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
本实用新型公开了一种电脑支架的成型模具，包括：上模，所述上模包括上模底板及上模板，上模底板上设有注塑口，上模板的上方设有与所述注塑口连通的流道，下方设有用于成型的上模型腔；下模，所述下模包括下模板、下模底板、推板及顶杆定位板，所述下模板的上方设有与所述上模型腔匹配的凸模；所述上模板通过限位机构与所述上模底板滑动连接；所述凸模通过顶出组件的仿形部与所述下模板的凸出部构成，所述凸模与所述上模型腔配合构成注塑腔体，所述仿形部与电脑支架的薄筋深腔结构对应，成型后的电脑支架通过顶出组件被分段顶出。本实用新型通过顶出组件实现了电脑支架的分段顶出，防止了薄筋处的结构发生断裂，提高产品的脱模质量和效率。
The utility model discloses a molding die for a computer stand, comprising: an upper die, comprising an upper die base plate and an upper die plate, an injection port being provided on the upper die base plate, a flow channel communicating with the injection port being provided above the upper die plate, and an upper mold cavity for molding being provided below the upper die plate; a lower die, comprising a lower mold plate, a lower die base plate, a push plate, and an ejector positioning plate, a punch being provided above the lower die plate that matches the upper mold cavity; the upper die plate being slidably connected to the upper die base plate via a limiting mechanism; the punch being formed by a contoured portion of an ejection assembly and a protruding portion of the lower die plate, the punch cooperating with the upper mold cavity to form an injection cavity, the contoured portion corresponding to the thin rib deep cavity structure of the computer stand, and the formed computer stand being ejected in sections by the ejection assembly. The utility model realizes the segmented ejection of the computer stand through the ejection assembly, prevents the structure at the thin rib from breaking, and improves the demoulding quality and efficiency of the product.
Description
Technical Field
The utility model belongs to the technical field of molding injection molds, and particularly relates to a molding mold of a computer bracket.
Background
Along with the continuous development of industrial science and technology, automatic production has become a necessary result of mould development, but because some product structures are limited in mould production, the product ejection method simply depends on the traditional ejector pins, and there is a risk of ejection, such as products with deep cavities or thin rib structures, the thin rib or deep cavity of the products can be broken by using the traditional ejection method, thus the products need to be manually taken out, the labor cost is increased, and the production period of the products is prolonged.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a forming die of a computer bracket, which adopts a sectional ejection structure to eject a product, prevents a special structure of the product from breaking, and improves the demolding quality and efficiency of the product.
Specifically, the utility model discloses a forming die of a computer bracket, which comprises:
The upper die comprises an upper die bottom plate and an upper die plate, an injection molding opening is formed in the upper die bottom plate, a runner communicated with the injection molding opening is formed above the upper die plate, and an upper die cavity for molding is formed below the upper die plate;
The lower die comprises a lower die plate, a lower die bottom plate, a push plate and a push rod positioning plate, a male die matched with the upper die cavity is arranged above the lower die plate,
The upper die plate is connected with the upper die bottom plate in a sliding way through a limiting mechanism;
The male die is formed by a profiling part of the ejection assembly and a protruding part of the lower die plate, the male die is matched with the upper die cavity to form an injection cavity, the profiling part corresponds to a thin rib deep cavity structure of the computer bracket, and the molded computer bracket is ejected in sections by the ejection assembly.
Further, the limiting mechanism comprises a limiting screw, the limiting screw penetrates through the upper die plate and is in threaded connection with the upper die bottom plate, and the limiting screw is provided with an abutting part for limiting the upper die plate from sliding off.
Further, a compression spring is further arranged between the upper die bottom plate and the upper die plate.
Further, the lower die is further provided with a through hole for accommodating the limit screw.
Further, the ejection assembly comprises a first ejection mechanism and a second ejection mechanism, and the first ejection mechanism and the second ejection mechanism are both connected with the ejector rod positioning plate.
Further, the first ejection mechanism comprises a plurality of ejector rods, and the fixed ends of the ejector rods are arranged between the push plate and the ejector rod positioning plate.
Further, the second ejection mechanism comprises a push rod, a push rod spring and a connecting rod, wherein the push rod is in sliding connection with the lower die bottom plate through a supporting block, the push rod spring is sleeved on the outer side of the push rod and is arranged on the supporting block and the push plate support, the connecting rod is arranged above the push rod and penetrates through the push rod positioning plate, and the profiling part is connected with the top of the connecting rod.
Furthermore, a positioning protective sleeve is further arranged on the outer side of the connecting rod, and the positioning protective sleeve is connected with the ejector rod positioning plate.
Further, the upper die further comprises a guide post, and the guide post is in sliding connection with the guide sleeve of the lower die plate.
The utility model has the beneficial effects that:
The sectional ejection of the computer bracket is realized through the ejection assembly, the structure at the thin rib is prevented from breaking, and the demolding quality and efficiency of the product are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram showing a mold closing state of a computer bracket;
FIG. 2 is a top view showing a mold closing state of a computer bracket;
FIG. 3 is a sectional view of a molding die of the computer bracket in a closed state A;
fig. 4 is a sectional view of a molding die of the computer bracket in a closed state B;
FIG. 5 is a schematic diagram showing the mold opening state of the molding mold of the computer bracket;
FIG. 6 is a front view of a molding die of the computer bracket in an open state;
FIG. 7 is an enlarged view of a runner section of a molding die of a computer bracket;
FIG. 8 is an enlarged view of a male part of a molding die of a computer bracket;
FIG. 9 is a schematic diagram of a mold ejection assembly of a computer bracket;
FIG. 10 is a schematic view of a second ejection mechanism of a molding die of a computer bracket;
FIG. 11 is a schematic view of a computer rack.
The reference numerals in the drawings are as follows, namely a computer bracket 1, a thin rib deep cavity structure 11, an upper die 2, an upper die bottom plate 21, an injection molding opening 211, an upper die plate 22, a runner 221, a compression spring 23, a guide post 24, a lower die 3, a lower die bottom plate 31, a lower die plate 32, a male die 321, a convex part 322, a push plate 33, a push rod positioning plate 34, a through hole 35, a guide sleeve 36, a limit screw 4, an abutting part 41, an ejection assembly 5, a first ejection mechanism 51, a push rod 511, a fixed end 512, a second ejection mechanism 52, a push rod 521, a push rod spring 522, a connecting rod 523, a profiling part 524, a support block 525 and a positioning protective sleeve 526.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-11, the utility model discloses a forming die of a computer bracket, comprising:
The upper die 2, the upper die 2 includes upper die bottom plate 21 and upper template 22, there are injection ports 211 on the upper die bottom plate 21, there are runners 221 communicated with injection ports 211 above the upper template 22, there are upper model cavities (not shown) used for shaping below;
The lower die 3, the lower die 3 comprises a lower die plate 32, a lower die bottom plate 31, a push plate 33 and an ejector rod positioning plate 34, a male die 321 matched with the upper die cavity is arranged above the lower die plate 32,
The upper die plate 22 is in sliding connection with the upper die bottom plate 21 through a limiting mechanism;
the male die 321 is formed by a profiling part 524 of the ejection assembly 5 and a protruding part 322 of the lower die plate 32, and the male die and the upper die cavity are matched to form an injection cavity, the profiling part 524 corresponds to the thin rib deep cavity structure 11 of the computer bracket 1, and the molded computer bracket 1 is ejected in sections by the ejection assembly 5.
In order to avoid the sliding of the upper die plate 22, a limiting mechanism is arranged on the upper die bottom plate 21, and the limiting mechanism can be in a structure comprising a limiting screw 4, wherein the limiting screw 4 penetrates through the upper die plate 22 to be in threaded connection with the upper die bottom plate 21, and the limiting screw 4 is provided with an abutting part 41 for limiting the sliding of the upper die plate 22.
Wherein, still be equipped with compression spring 23 between upper die bottom plate 21 and the cope match-plate pattern 22, compression spring 23 cover is established in the outside of stop screw 4, and lower mould 3 still has the through-hole 35 that is used for holding stop screw 4. When the upper die 2 is separated from the lower die 3, i.e., the die is opened, the upper die bottom plate 21 moves upward, the compression springs 23 apply a downward force to the upper die plate 22, the upper die plate 22 slides downward along the limit screws 4, and is separated from the upper die bottom plate 21 and forms a cavity with the upper die bottom plate 21, and the waste material in the runner 221 can be taken out in the cavity.
In order to realize the sectional ejection action of the computer bracket 1, two groups of ejection assemblies 5 are arranged, each group comprises a first ejection mechanism 51 and a second ejection mechanism 52, and the first ejection mechanism 51 and the second ejection mechanism 52 are connected with the ejector rod positioning plate 34.
The first ejection mechanism 51 includes a plurality of ejector pins 511, and a fixed end 512 of each ejector pin 511 is disposed between the push plate 33 and the ejector pin positioning plate 34. In this embodiment, the ejector pins 511 are disposed at the edge and the center with a larger thickness of the computer rack 1, and when the push plate 33 moves upward, the edge and the center with a larger thickness of the computer rack 1 are first lifted.
The second ejection mechanism 52 includes a push rod 521, a push rod spring 522, and a connecting rod 523, the push rod 521 is slidably connected to the lower die bottom plate 31 through a support block 525, the push rod spring 522 is sleeved outside the push rod 521 and is provided on the support block 525 and the support of the push plate 33, the connecting rod 523 is provided above the push rod 521 and penetrates the ejector rod positioning plate 34, and the profiling portion 524 is connected to the top of the connecting rod 523. When the push plate 33 moves upwards, the push rod positioning plate 34 is driven to move together, at this time, the push rod spring 522 drives the push rod 521 to move upwards, and the connecting rod 523 and the profiling part 524 are driven to move upwards, so as to push out the thin rib deep cavity structure 11 of the computer bracket 1, and because the push rod spring 522 is arranged at the bottom of the second ejection mechanism 52, the force applied to the thin rib deep cavity structure 11 of the computer bracket 1 is a flexible force, so that the computer bracket 1 can be pushed out slowly, and damage caused by sudden stress is avoided.
In addition, a positioning protective sleeve 526 is further arranged on the outer side of the connecting rod 523, and the positioning protective sleeve 526 is connected with the ejector rod positioning plate 34. The positioning protection sleeve 526 can prevent the connecting rod 523 from rotating or deviating to cause the profiling part 524 to fall off, thereby causing locking.
In order to improve the positioning accuracy of the upper die 2 and the lower die 3, the upper die 2 further comprises a guide post 24, and the guide post 24 is slidably connected with a guide sleeve 36 of the lower die plate 32. When the upper die 2 is in butt joint with the lower die 3, the guide post 24 is inserted into the guide sleeve 36 first, so that the butt joint precision is improved.
The utility model has the working modes that an upper die 2 moves downwards to be in butt joint with a lower die 3, a male die 321 is in butt joint with an upper die cavity, injection molding materials are injected into an injection molding opening 211 and enter the injection molding cavity through a runner 221, the injection molding materials are solidified, the upper die 2 moves upwards after solidification, a compression spring 23 applies downward force to an upper die plate 22, the upper die plate 22 slides downwards along a limit screw 4 to be separated from an upper die bottom plate 21, an operator or a robot takes out waste materials, a push plate 33 moves upwards at the moment, a push rod positioning plate 34 is driven to move together, the edge and the central position with larger thickness of a computer bracket 1 are firstly jacked, meanwhile, a push rod spring 522 applies upward flexible force to a push rod 521, the connection strength between a thin rib deep cavity of the computer bracket 1 and the male die 321 is reduced along with the jacking of the edge and the central position with larger thickness of the computer bracket 1, and a thin rib deep cavity structure 11 is slowly pushed out by a profiling part 524.
It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (9)
1. A computer support's forming die, characterized in that includes:
The upper die (2) comprises an upper die bottom plate (21) and an upper die plate (22), an injection molding opening (211) is formed in the upper die bottom plate (21), a runner (221) communicated with the injection molding opening (211) is formed above the upper die plate (22), and an upper die cavity for molding is formed below the upper die plate;
The lower die (3) comprises a lower die plate (32), a lower die bottom plate (31), a push plate (33) and an ejector rod positioning plate (34), wherein a male die (321) matched with the upper die cavity is arranged above the lower die plate (32),
The upper die plate (22) is in sliding connection with the upper die bottom plate (21) through a limiting mechanism;
the male die (321) is formed by a profiling part (524) of the ejection assembly (5) and a protruding part (322) of the lower die plate (32), the male die (321) is matched with the upper die cavity to form an injection cavity, the profiling part (524) corresponds to a thin rib deep cavity structure (11) of the computer bracket (1), and the molded computer bracket (1) is ejected in sections through the ejection assembly (5).
2. The forming die of the computer bracket according to claim 1, wherein the limiting mechanism comprises a limiting screw (4), the limiting screw (4) penetrates through the upper die plate (22) to be in threaded connection with the upper die bottom plate (21), and the limiting screw (4) is provided with an abutting part (41) for limiting the upper die plate (22) from sliding off.
3. The forming die of the computer bracket according to claim 2, wherein a compression spring (23) is further arranged between the upper die bottom plate (21) and the upper die plate (22).
4. The forming die of the computer bracket according to claim 2, wherein the lower die (3) is further provided with a through hole (35) for accommodating the limit screw (4).
5. The forming die of the computer bracket according to claim 1, wherein the ejection assembly (5) comprises a first ejection mechanism (51) and a second ejection mechanism (52), and the first ejection mechanism (51) and the second ejection mechanism (52) are connected with the ejector rod positioning plate (34).
6. The molding die of the computer bracket 1 according to claim 5, wherein the first ejection mechanism (51) comprises a plurality of ejector pins (511), and a fixed end (512) of the ejector pins (511) is arranged between the push plate (33) and the ejector pin positioning plate (34).
7. The forming die of a computer bracket according to claim 6, wherein the second ejection mechanism (52) comprises a push rod (521), a push rod spring (522) and a connecting rod (523), the push rod (521) is slidably connected with the lower die bottom plate (31) through a supporting block (525), the push rod spring (522) is sleeved on the outer side of the push rod (521), the push rod spring (522) is arranged on the support of the supporting block (525) and the push plate (33), the connecting rod (523) is arranged above the push rod (521) and penetrates through the ejector rod positioning plate (34), and the profiling part (524) is connected with the top of the connecting rod (523).
8. The forming die of the computer bracket according to claim 7, wherein a positioning protection sleeve (526) is further arranged on the outer side of the connecting rod (523), and the positioning protection sleeve (526) is connected with the ejector rod positioning plate (34).
9. The forming die of the computer bracket according to claim 1, wherein the upper die (2) further comprises a guide post (24), and the guide post (24) is slidably connected with a guide sleeve (36) of the lower die plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422686582.5U CN223369984U (en) | 2024-11-05 | 2024-11-05 | A forming die for a computer stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422686582.5U CN223369984U (en) | 2024-11-05 | 2024-11-05 | A forming die for a computer stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223369984U true CN223369984U (en) | 2025-09-23 |
Family
ID=97098188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422686582.5U Active CN223369984U (en) | 2024-11-05 | 2024-11-05 | A forming die for a computer stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223369984U (en) |
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2024
- 2024-11-05 CN CN202422686582.5U patent/CN223369984U/en active Active
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