CN223849867U - An injection mold with an ejection structure - Google Patents
An injection mold with an ejection structureInfo
- Publication number
- CN223849867U CN223849867U CN202520076958.2U CN202520076958U CN223849867U CN 223849867 U CN223849867 U CN 223849867U CN 202520076958 U CN202520076958 U CN 202520076958U CN 223849867 U CN223849867 U CN 223849867U
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- China
- Prior art keywords
- movable
- fixedly connected
- sliding seat
- sliding
- fixed
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Abstract
The utility model discloses an injection mold with an ejection structure, which comprises a supporting base, wherein a top column and a fixed top support plate are arranged, the fixed top support plate is fixed at the top of the supporting base, an inner sliding seat and the top column are driven to synchronously move when a sliding mold moves, one end of the top column can be pushed to the fixed top support plate, the top column slides in the sliding mold, the inner sliding seat is pushed by the top column and drives a thimble to move, ejection is carried out on a molding piece in the mold through the top, material taking is facilitated after demolding, and through the arrangement of a limiting slide plate, a second return spring and a fixed box, the sliding slide plate drives the limiting slide plate to slide in the fixed box, the limiting slide plate resets the limiting slide plate and the sliding seat in the fixed box through the second return spring, and the sliding seat is reset.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to an injection mold with an ejection structure.
Background
The injection mold is a tool for producing plastic products, the heated and melted plastic material is injected into a mold cavity from high pressure through an injection molding process, and the molded products are obtained after cooling and solidification, the injection mold is widely used for producing plastic parts and products, is particularly suitable for mass production of products with complex geometric shapes and high precision requirements, office chair armrests are usually produced through the injection molding process, the injection molding is an efficient and accurate plastic molding method, but in the existing injection mold design, the ejection of molded parts usually needs to be independently provided with driving components, such as a cylinder and a hydraulic cylinder, the driving components are used for pushing an ejection mechanism to eject the molded parts from a mold cavity after the mold is opened, but the driving components are independently arranged in the injection mold, so that the complexity and the manufacturing cost of the mold structure are increased, additional fault risks are also introduced, and the ejection of the molded parts is directly influenced when faults occur.
Disclosure of utility model
The utility model aims to provide an injection mold with an ejection structure, so as to solve the problems that the driving component is independently arranged in the injection mold, the complexity and the manufacturing cost of the mold structure are increased, extra fault risks are introduced, and the ejection of a formed part is directly affected when faults occur.
In order to achieve the above purpose, the utility model provides the following technical scheme that the injection mold with the ejection structure comprises:
A support base;
the injection molding fixed die is arranged at the top of the supporting base;
The movable mould is arranged at the top of the supporting base in a sliding manner;
the inner sliding seat is arranged on the inner side of the die in a sliding way;
The ejector pins are equidistantly arranged on one side of the inner sliding seat and are in sliding connection with the movable die;
The reset assembly is arranged in the inner sliding seat, and the inner sliding seat is connected with the movable mould;
The top sliding column is arranged in the sliding die in an equidistant sliding way, and one end of the top sliding column is fixedly connected with the inner sliding seat;
The fixed top extension board sets up at the top of supporting the base, fixed top extension board cooperatees with the top movable column.
The utility model also comprises a second limit slide bar which is symmetrically and slidably arranged in the inner slide seat, the second limit slide bar is fixedly connected with the movable mould, and a first reset spring is sleeved on the outer side of the second limit slide bar.
As a preferable scheme of the utility model, the reset assembly comprises a fixed box which is symmetrically and fixedly connected in the movable mould, a limiting slide plate is slidably arranged in the fixed box, one side of the limiting slide plate is fixedly connected with the inner slide seat, a plurality of second reset springs are equidistantly arranged in the fixed box, one end of each second reset spring is fixedly connected with the limiting slide plate, and the other end of each second reset spring is fixedly connected with the fixed box.
As a preferable scheme of the utility model, a first movable slide block is arranged in the support base in a sliding manner, the top of the first movable slide block is fixedly connected with the movable die, an air cylinder is arranged on one side of the support base, and the output end of the air cylinder is fixedly connected with the first movable slide block.
As a preferable scheme of the utility model, a second movable slide block is symmetrically arranged in the support base in a sliding way, the top of the second movable slide block is fixedly connected with a movable die, a limiting rod is arranged in the second movable slide block in a sliding way, and the limiting rod is fixedly connected with the support base.
As a preferable scheme of the utility model, a first limit slide rod is symmetrically arranged in the inner slide seat in a sliding way, and the first limit slide rod is fixedly connected with the movable mould.
Compared with the prior art, the movable mold has the beneficial effects that the movable mold is provided with the jacking sliding column and the fixed jacking support plate, the fixed jacking support plate is fixed at the top of the supporting base, the inner sliding seat and the jacking sliding column are driven to synchronously move when the movable mold moves, one end of the jacking sliding column can jack the fixed jacking support plate, the jacking sliding column slides in the movable mold, the inner sliding seat is jacked by the jacking sliding column and drives the ejector pin to move, the molded part in the movable mold is ejected by the jacking, the material taking is convenient after demolding, the sliding of the sliding seat in the movable mold is realized, the sliding plate is driven to slide in the fixed box by the sliding seat, the sliding plate presses the sliding seat II in the fixed box by the sliding plate, and the sliding plate and the sliding seat II are reset by the sliding spring II, so that the sliding seat is reset in the movable mold.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic diagram of the internal structure of the movable mold according to the present utility model;
fig. 4 is a bottom view of the internal structure of the support base of the present utility model.
1, A supporting base; 2, injection molding a fixed mold; 3, a movable mould; the device comprises a sliding seat, a first limiting slide rod, a second limiting slide rod, a first return spring, a top column, a fixed top support plate, a fixed box, a first limiting slide plate, a second return spring, a second limiting slide plate, a third limiting slide plate, a fourth limiting slide plate, a fifth limiting slide plate, a fourth limiting slide plate, a 13, a fourth limiting slide plate, a fourth sliding slide plate, a 15, a fourth sliding slide block, a 15, a cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the utility model provides an injection mold with an ejection structure, which comprises a support base 1, an injection molding fixed die 2 arranged at the top of the support base 1, a sliding die 3 arranged at the top of the support base 1 in a sliding manner, a sliding die 4 arranged at the inner side of the sliding die 3 in a sliding manner, a thimble 13 fixedly connected at one side of the sliding die 4 in an equidistant manner, a thimble 13 in sliding connection with the sliding die 3, a reset assembly arranged in the sliding die 4 in an equidistant manner, a top column 8 arranged in the sliding die 3 in an equidistant manner, one end of the top column 8 fixedly connected with the sliding die 4, and a fixed top support plate 9 fixedly connected at the top of the support base 1, wherein the fixed top support plate 9 is matched with the top column 8.
It can be understood that the output end of the air cylinder 15 drives the first moving slide block 14 to move in the supporting base 1, the first moving slide block 14 drives the movable die 3 to move, the movable die 3 is matched with the injection molding fixed die 2, the injection molding fixed die 2 is subjected to injection molding treatment through external injection molding equipment, the injection molding fixed die 2 and the movable die 3 are subjected to injection molding, the output end of the air cylinder 15 drives the first moving slide block 14 to move outwards after cooling molding, the movable die 3 is separated from the injection molding fixed die 2, the movable die 3 can drive the inner sliding seat 4 and the movable jacking column 8 to synchronously move, the movable jacking column 8 jacks to the fixed jacking support plate 9 fixed at the top of the supporting base 1, at the moment, the fixed jacking support plate 9 jacks the movable jacking column 8, the inner sliding seat 4 is driven to move when the movable supporting column 8 is jacked to move, the inner sliding seat 4 slides in the movable die 3, the ejector pins 13 are driven to move through the inner sliding seat 4, ejection treatment is carried out on formed parts in the movable die 3, the limiting sliding plate 11 is driven to slide in the fixed box 10 when the inner sliding seat 4 moves, the limiting sliding plate 11 presses the second return spring 12, the first return spring 7 outside the second limiting sliding rod 6 moves when the inner sliding seat 4 moves, and the first return spring 7 and the second return spring 12 drive the inner sliding seat 4 to reset when the movable die 3 moves to one side of the injection molding fixed die 2, so that the ejector pins 13 reset to carry out next injection molding.
Referring to fig. 1 to 3, the sliding seat further comprises a second limiting sliding rod 6, the second limiting sliding rod 6 is symmetrically and slidably arranged in the inner sliding seat 4, the second limiting sliding rod 6 is fixedly connected with the movable mold 3, and a first reset spring 7 is sleeved on the outer side of the second limiting sliding rod 6.
It can be understood that the inner sliding seat 4 of the utility model slides at the outer side of the second limit sliding rod 6 in a limit manner, and the moving position of the inner sliding seat 4 is reset by the first reset spring 7.
Referring to fig. 1 to 3, the reset assembly includes a fixed case 10, the fixed case 10 is symmetrically and fixedly connected in the movable mold 3, a limiting slide plate 11 is slidably disposed in the fixed case 10, one side of the limiting slide plate 11 is fixedly connected with the inner slide seat 4, a plurality of second reset springs 12 are equidistantly disposed in the fixed case 10, one end of the second reset spring 12 is fixedly connected with the limiting slide plate 11, and the other end of the second reset spring 12 is fixedly connected with the fixed case 10.
It can be understood that when the inner sliding seat 4 moves in the sliding die 3, the inner sliding seat 4 drives the limiting sliding plate 11 to slide in the fixed box 10, and the limiting sliding plate 11 and the inner sliding seat 4 are reset by the second reset spring 12.
Referring to fig. 4, a first moving slide block 14 is slidably disposed in the support base 1, the top of the first moving slide block 14 is fixedly connected with the movable mold 3, an air cylinder 15 is mounted on one side of the support base 1, and an output end of the air cylinder 15 is fixedly connected with the first moving slide block 14.
It can be understood that the output end of the air cylinder 15 drives the first moving slide block 14 to slide in the support base 1, and the first moving slide block 14 drives the movable die 3 to slide and adjust on the support base 1.
Referring to fig. 4, a second moving slide block 16 is symmetrically slidably disposed in the support base 1, the top of the second moving slide block 16 is fixedly connected with the movable mold 3, a limit rod 17 is slidably disposed in the second moving slide block 16, and the limit rod 17 is fixedly connected with the support base 1.
It can be understood that when the movable die 3 slides on the supporting base 1, the movable die 3 drives the second movable slide block 16 at the bottom to slide, and the second movable slide block 16 slides at the outer side of the limiting rod 17 in a limiting manner, so that the stability of the movable die 3 during adjustment is improved.
Referring to fig. 1 to 3, a first limit slide bar 5 is symmetrically slidably disposed in the inner slide seat 4, and the first limit slide bar 5 is fixedly connected with the movable mold 3.
It can be understood that the inner sliding seat 4 slides in the sliding die 3, and the inner sliding seat 4 slides at the outer side of the first limit sliding rod 5 in a limit manner, so that the stability of the movement of the inner sliding seat 4 is improved.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, or indirectly connected through an intermediate medium, and may be a communication between two elements or an interaction relationship between two elements, unless explicitly specified otherwise, and it will be understood by those of ordinary skill in the art that the above terms are in specific terms of the present utility model as appropriate.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An injection mold with an ejection structure, comprising:
A support base (1);
the injection molding fixed die (2), the injection molding fixed die (2) is arranged at the top of the supporting base (1);
The movable mould (3) is arranged at the top of the supporting base (1) in a sliding manner;
the inner sliding seat (4), the inner sliding seat (4) is slidably arranged on the inner side of the movable die (3);
The ejector pins (13) are equidistantly arranged on one side of the inner sliding seat (4), and the ejector pins (13) are in sliding connection with the movable die (3);
the resetting component is arranged in the inner sliding seat (4), and the inner sliding seat (4) is connected with the die (3);
The top sliding columns (8) are arranged in the sliding die (3) in an equidistant sliding manner, and one end of each top sliding column (8) is fixedly connected with the inner sliding seat (4);
the fixed top support plate (9), the fixed top support plate (9) is arranged at the top of the supporting base (1), and the fixed top support plate (9) is matched with the top movable column (8).
2. The injection mold with the ejection structure according to claim 1, further comprising a second limiting slide rod (6), wherein the second limiting slide rod (6) is symmetrically and slidably arranged in the inner sliding seat (4), the second limiting slide rod (6) is fixedly connected with the movable mold (3), and a first reset spring (7) is sleeved on the outer side of the second limiting slide rod (6).
3. The injection mold with the ejection structure according to claim 1, wherein the reset assembly comprises a fixed box (10), the fixed box (10) is symmetrically fixedly connected in the movable mold (3), a limiting slide plate (11) is slidably arranged in the fixed box (10), one side of the limiting slide plate (11) is fixedly connected with the inner sliding seat (4), a plurality of second reset springs (12) are arranged in the fixed box (10) at equal intervals, one end of each second reset spring (12) is fixedly connected with the corresponding limiting slide plate (11), and the other end of each second reset spring (12) is fixedly connected with the corresponding fixed box (10).
4. The injection mold with the ejection structure according to claim 1, wherein a first movable slide block (14) is slidably arranged in the support base (1), the top of the first movable slide block (14) is fixedly connected with the movable mold (3), an air cylinder (15) is mounted on one side of the support base (1), and the output end of the air cylinder (15) is fixedly connected with the first movable slide block (14).
5. The injection mold with the ejection structure according to claim 1, wherein a second movable slide block (16) is symmetrically arranged in the support base (1) in a sliding mode, the top of the second movable slide block (16) is fixedly connected with the movable mold (3), a limiting rod (17) is arranged in the second movable slide block (16) in a sliding mode, and the limiting rod (17) is fixedly connected with the support base (1).
6. The injection mold with the ejection structure according to claim 1, wherein a first limit slide rod (5) is symmetrically arranged in the inner sliding seat (4) in a sliding manner, and the first limit slide rod (5) is fixedly connected with the movable mold (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520076958.2U CN223849867U (en) | 2025-01-14 | 2025-01-14 | An injection mold with an ejection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520076958.2U CN223849867U (en) | 2025-01-14 | 2025-01-14 | An injection mold with an ejection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223849867U true CN223849867U (en) | 2026-01-30 |
Family
ID=98563679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520076958.2U Active CN223849867U (en) | 2025-01-14 | 2025-01-14 | An injection mold with an ejection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223849867U (en) |
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2025
- 2025-01-14 CN CN202520076958.2U patent/CN223849867U/en active Active
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