CN223302120U - Injection mold for plug shell - Google Patents
Injection mold for plug shellInfo
- Publication number
- CN223302120U CN223302120U CN202422547628.5U CN202422547628U CN223302120U CN 223302120 U CN223302120 U CN 223302120U CN 202422547628 U CN202422547628 U CN 202422547628U CN 223302120 U CN223302120 U CN 223302120U
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- Prior art keywords
- plate
- mold
- moving block
- slider
- cavity
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Abstract
本实用新型公开了一种插头壳体注塑模具，包括顶针板、顶针、斜导杆、滑块、前模镶件、以及由上至下依次排列的面板、上模板、下模板、方铁和底板，上模板的下方设有前模仁，下模板的上方设有后模仁，前模仁与后模仁对应设置，并形成型腔，滑块位于型腔的外周，并与下模板相配合，斜导杆的一端固定在上模板上，另一端与滑块相配合，滑块与后模仁之间设有压缩弹簧，压缩弹簧的一端与滑块相抵接，另一端与后模仁相抵接。在脱模时，通过压缩弹簧的反弹作用，以及斜导杆的导向作用，可以推动滑块向外推，使得滑块能够快速与产品的分离，使得滑块不会对产品刮伤，保证了产品的成型质量，提高良品率；且整个模具结构简单，降低模具的制造成本。
The utility model discloses a plug shell injection mold, including an ejector plate, an ejector pin, an inclined guide rod, a slider, a front mold insert, and a panel, an upper mold plate, a lower mold plate, a square iron and a bottom plate arranged in sequence from top to bottom. A front mold core is provided below the upper mold plate, and a rear mold core is provided above the lower mold plate. The front mold core and the rear mold core are arranged correspondingly and form a cavity. The slider is located on the periphery of the cavity and cooperates with the lower mold plate. One end of the inclined guide rod is fixed to the upper mold plate, and the other end cooperates with the slider. A compression spring is provided between the slider and the rear mold core, and one end of the compression spring abuts against the slider, and the other end abuts against the rear mold core. During demolding, the slider can be pushed outward by the rebound effect of the compression spring and the guiding effect of the inclined guide rod, so that the slider can be quickly separated from the product and the slider will not scratch the product, thereby ensuring the molding quality of the product and improving the yield rate. In addition, the entire mold structure is simple, which reduces the manufacturing cost of the mold.
Description
Technical Field
The utility model belongs to an injection mold, and particularly relates to a plug housing injection mold.
Background
The shell of the plug is provided with a plurality of jacks, and in order to facilitate the plug to be plugged and pulled out, the outer side of the shell is provided with a plurality of convex or barb structures, and the shape is not standard, so that a product is not easy to fall out after injection molding, the reject ratio of the product after demolding is relatively high, in order to realize the smooth falling out of the product, a plurality of layers of templates are added on a mold, and the mold is demolded layer by layer during demolding, so that the overall structure is relatively complex, and the manufacturing cost of the mold is increased.
Disclosure of utility model
The present utility model aims to provide a plug housing injection mold capable of solving at least one of the above problems.
According to one aspect of the utility model, there is provided an injection mold for a plug housing, comprising an ejector plate, an ejector pin, an inclined guide rod, a slider, a front mold insert, a panel, an upper mold plate, a lower mold plate, square iron and a bottom plate which are sequentially arranged from top to bottom, wherein a front mold core is arranged below the upper mold plate, a rear mold core is arranged above the lower mold plate, the front mold core and the rear mold core are correspondingly arranged and form a cavity, one end of the front mold insert is fixed between the upper mold plate and the front mold core, the other end of the front mold insert extends into one side of the cavity, the ejector pin plate is arranged on the inner side of the square iron, one end of the ejector pin is fixed on the ejector pin plate, the other end of the ejector pin can penetrate through the lower mold plate and then extend into the cavity, the slider is positioned on the periphery of the cavity and is matched with the lower mold plate, one end of the inclined guide rod is fixed on the upper mold plate, the other end of the inclined guide rod is matched with the slider, a compression spring is arranged between the slider and the rear mold core, one end of the compression spring is abutted against the slider, and the other end of the compression spring is abutted against the rear mold core.
The utility model has the advantages that the sliding block is arranged on the periphery of the cavity, so that the corresponding structures of the plug shell and the outer side of the plug shell can be completed through the matching of the sliding block and the cavity when a product is subjected to injection molding, and the sliding block can be pushed to push outwards through the rebound effect of the compression spring and the guiding effect of the inclined guide rod when the product is subjected to demolding, so that the sliding block can be rapidly separated from the product, the sliding block cannot scratch the product, the ejector pin can conveniently and smoothly eject the product from the cavity, the molding quality of the product is ensured, the yield is improved, the whole mold is simple in structure, and the manufacturing cost of the mold is reduced.
In some embodiments, the slide block comprises a first moving block and a second moving block, the second moving block is fixed on the inner side of the first moving block and corresponds to the cavity, the first moving block is matched with the lower die plate, and the other end of the inclined guide rod is matched with the first moving block. Therefore, the sliding block is conveniently matched with the inclined guide rod and the cavity through the parts of the sliding block, the sliding block is divided into two blocks for assembly, the manufacturing difficulty of the whole sliding block is reduced, and the manufacturing cost is reduced.
In some embodiments, a mounting groove is formed at the bottom of the first moving block, and the compression spring is located in the mounting groove and is abutted against the rear mold core. Therefore, the installation of the tower compression spring can be facilitated by the installation groove.
In some embodiments, the upper end surface of the lower template is provided with a sliding groove, two side walls of the sliding groove are provided with limiting plates, the bottom of the first moving block is positioned in the sliding groove, and the limiting plates correspond to two sides of the first moving block. Therefore, the sliding groove is arranged, so that the first moving block can be guided, and the limiting plate limits the first moving block, so that the moving stability of the first moving block is improved.
In some embodiments, the plug housing injection mold further comprises a reset spring and a mounting rod, wherein one end of the mounting rod is fixed on the ejector plate, the other end of the mounting rod can penetrate through the lower die plate, the reset spring is sleeved on the mounting rod, one end of the reset spring is abutted with the ejector plate, and the other end of the reset spring is abutted with the lower die plate. Therefore, the ejector pin plate and the ejector pin are conveniently reset under the action of the rebound force of the return spring through the return spring.
In some embodiments, the plug housing injection mold further comprises a guide post, one end of the guide post is fixed on the panel, and the other end of the guide post can penetrate through the upper die plate and the lower die plate and extend into the square iron. Therefore, the guide posts are arranged, so that the guide posts can guide the movement of each corresponding template, and the injection molding precision of the product is ensured.
Drawings
FIG. 1 is a schematic view of a plug housing injection mold in a closed configuration;
FIG. 2 is a schematic top view of the injection mold of the plug housing of the present utility model;
FIG. 3 is a schematic cross-sectional view of A-A of FIG. 2;
FIG. 4 is a schematic view of a part of the structure of the injection mold for the plug housing according to the present utility model;
Fig. 5 is a schematic structural view of a product obtained by injection molding of the plug housing injection mold of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
Refer to fig. 1-4. The plug housing injection mold comprises an ejector plate 1, an ejector pin 2, an inclined guide rod 3, a sliding block 4, a front mold insert 5, a panel 6, an upper template 7, a lower template 8, square iron 9 and a bottom plate 10 which are sequentially arranged from top to bottom, wherein a front mold insert 20 is arranged below the upper template 7, a rear mold insert 30 is arranged above the lower template 8, the front mold insert 20 and the rear mold insert 30 are correspondingly arranged and form a cavity, one end of the front mold insert 5 is fixed between the upper template 7 and the front mold insert 20, the other end extends into one side of the cavity, the ejector plate 1 is arranged on the inner side of the square iron 9, one end of the ejector pin 2 is fixed on the ejector plate 1, the other end can extend into the cavity after penetrating through the lower template 8, the sliding block 4 is positioned on the periphery of the cavity and matched with the lower template 8, one end of the inclined guide rod 3 is fixed on the upper template 7, the other end is matched with the sliding block 4, a compression spring 40 is arranged between the sliding block 4 and the rear mold insert 30, one end of the compression spring 40 is abutted against the sliding block 4, and the other end is abutted against the rear mold insert 30.
Through being equipped with compression spring 40 for after the plug casing is injection molding accomplished, external mode locking power withdraws the back, under compression spring 40's resilience effect, can promote slider 4 outwards remove, thereby avoid slider 4 hug closely on the product after the shaping, the follow-up slider 4 of being convenient for separates with the product completely, can effectively avoid slider 4 scratch the product surface after the shaping, improve the yields of product.
The number of the cavities in the plug shell injection mold is two, so that injection molding of two plug shells (shown in fig. 5) can be realized at one time, and the production efficiency of the mold is improved. The front mold insert 5 is T-shaped, the large end of the front mold insert 5 is embedded into the top end of the front mold 20, the small end of the front mold insert is downwards matched with the cavity, and the upper mold plate 7 presses the front mold insert 5, so that the front mold insert 5 is fixed.
The slide block 4 comprises a first moving block 41 and a second moving block 42, the second moving block 42 is fixed on the inner side of the first moving block 41 and corresponds to the cavity, the first moving block 41 is matched with the lower die plate 8, and the other end of the inclined guide rod 3 is matched with the first moving block 41. The second moving block 42 and the first moving block 41 are locked and fixed by screws, so that the two moving blocks keep moving consistency.
The bottom of the first moving block 41 is provided with a mounting groove, and the compression spring 40 is positioned in the mounting groove and is abutted against the rear mold core 30.
The upper end face of the lower template 8 is provided with a sliding groove 81, two side walls of the sliding groove 81 are fixedly provided with limiting plates 50 through screws, the bottom of the first moving block 41 is positioned in the sliding groove 81, and the limiting plates 50 correspond to two sides of the first moving block 41. Specifically, the top end of the limiting plate 50 forms a turnover edge towards one side of the first moving block 41, two sides of the bottom end of the first moving block 41 are clamped between the bottom end of the sliding groove and the turnover edge of the limiting plate 50, and the limiting plate 50 is used for limiting the first moving block 41.
Through being equipped with sliding tray 81, can make first movable block 41 slide in the sliding tray 81 within range, the relative position of die cavity can be accurately moved to the second movable block 42 when being convenient for the compound die to do benefit to the injection moulding quality of assurance product.
The plug housing injection mold further comprises a reset spring 60 and a mounting rod 70, one end of the mounting rod 70 is fixed on the ejector plate 1, the other end of the mounting rod can penetrate through the lower die plate 8, the reset spring 60 is sleeved on the mounting rod 70, one end of the reset spring 60 is abutted with the ejector plate 1, and the other end of the reset spring is abutted with the lower die plate 8.
The plug housing injection mold further comprises a guide post, one end of the guide post 80 is fixed on the panel 6, and the other end of the guide post can penetrate through the upper die plate 7 and the lower die plate 8 and extend into the square iron 9.
The opening and closing process of the plug housing injection mold provided by the utility model is specifically as follows:
When the die is assembled, the upper die plate 7 and the lower die plate 8 are tightly pressed, the front die core 20 is matched with the rear die core 30, the front die insert 5 is matched with the die cavity, and at the moment, the second moving block 42 is matched with the die cavity. After the die assembly is completed, injection molding is carried out in the die cavity, and (5) injection molding to obtain the plug shell. At the time of mold closing, the compression spring 40 is compressed by the first moving block 41 and the outer sidewall of the rear mold insert 30.
After the injection molding of the product is completed, the mold is opened, and when the mold is opened, the panel 6 and the upper die plate 7 move upward, at this time, the first moving block 41 is pushed to move outward under the action of the rebound force of the compression spring 40, so that the second moving block 42 also moves outward, and the second moving block 42 can be rapidly separated from the side surface of the product. Along with the gradual upward movement of the upper template 7, the upper template 7 drives the inclined guide rods 3 to move upward together, and the sliding blocks 4 are pushed to move outwards integrally under the guiding action of the inclined guide rods 3, so that the second moving blocks 42 are completely separated from the product. When the upper die plate 7 moves upwards to a proper position, the front die core 20 is separated from the product, the ejector plate 1 moves upwards, the ejector plate 1 drives the ejector pin 2 to move upwards, and the ejector pin 2 ejects the product out of the die cavity upwards, so that the demolding of the product is realized.
When the ejector pin plate 1 moves upwards, the reset spring 60 is compressed, and when the ejector pin 2 ejects materials, the rebound force of the reset spring 60 pushes the ejector pin plate 1 to move downwards for reset, so that reset is completed, and the next die assembly and die opening are facilitated.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which fall within the scope of the present utility model.
Claims (6)
1. The plug housing injection mold is characterized by comprising an ejector plate (1), an ejector pin (2), an inclined guide rod (3), a sliding block (4), a front mold insert (5), a panel (6), an upper template (7), a lower template (8), a square iron (9) and a bottom plate (10) which are sequentially arranged from top to bottom, wherein a front mold core (20) is arranged below the upper template (7), a rear mold core (30) is arranged above the lower template (8), the front mold core (20) and the rear mold core (30) are correspondingly arranged to form a cavity, one end of the front mold insert (5) is fixed between the upper template (7) and the front mold core (20), the other end of the front mold insert (5) stretches into one side of the cavity, the ejector pin plate (1) is arranged on the inner side of the square iron (9), one end of the ejector pin (2) is fixed on the ejector plate (1), the other end of the ejector pin can penetrate through the lower template (8) and stretch into the cavity, the sliding block (4) is positioned on the periphery of the cavity and matched with the lower template (8), one end of the sliding block is matched with the sliding block, one end of the sliding block (4) is fixed on the upper template (7) and one end of the sliding block (4) is matched with the sliding block (40) in a compression mode, the other end is abutted against the rear mould core (30).
2. Plug housing injection mould according to claim 1, characterized in that the slide block (4) comprises a first moving block (41) and a second moving block (42), the second moving block (42) is fixed on the inner side of the first moving block (41) and corresponds to the cavity, the first moving block (41) is matched with the lower mould plate (8), and the other end of the inclined guide rod (3) is matched with the first moving block (41).
3. Plug housing injection mould according to claim 2, characterized in that the bottom of the first moving block (41) is provided with a mounting groove, and the compression spring (40) is located in the mounting groove and is abutted against the rear mould core (30).
4. A plug housing injection mold according to claim 3, wherein the upper end surface of the lower die plate (8) is provided with a sliding groove (81), two side walls of the sliding groove (81) are provided with limiting plates (50), the bottom of the first moving block (41) is located in the sliding groove (81), and the limiting plates (50) correspond to two sides of the first moving block (41).
5. The plug housing injection mold according to any one of claims 1 to 4, further comprising a return spring (60) and a mounting rod (70), wherein one end of the mounting rod (70) is fixed on the ejector plate (1), the other end of the mounting rod can penetrate through the lower die plate (8), the return spring (60) is sleeved on the mounting rod (70), one end of the return spring (60) is abutted against the ejector plate (1), and the other end of the return spring is abutted against the lower die plate (8).
6. The plug housing injection mold according to claim 5, further comprising a guide post, wherein one end of the guide post (80) is fixed on the panel (6), and the other end of the guide post can penetrate through the upper die plate (7) and the lower die plate (8) and extend into the square iron (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422547628.5U CN223302120U (en) | 2024-10-21 | 2024-10-21 | Injection mold for plug shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422547628.5U CN223302120U (en) | 2024-10-21 | 2024-10-21 | Injection mold for plug shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223302120U true CN223302120U (en) | 2025-09-05 |
Family
ID=96911370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422547628.5U Active CN223302120U (en) | 2024-10-21 | 2024-10-21 | Injection mold for plug shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223302120U (en) |
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2024
- 2024-10-21 CN CN202422547628.5U patent/CN223302120U/en active Active
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