CN214448145U - Medical plastic mould intramode separation draws material needle and runner structure - Google Patents
Medical plastic mould intramode separation draws material needle and runner structure Download PDFInfo
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- CN214448145U CN214448145U CN202120410186.3U CN202120410186U CN214448145U CN 214448145 U CN214448145 U CN 214448145U CN 202120410186 U CN202120410186 U CN 202120410186U CN 214448145 U CN214448145 U CN 214448145U
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- material pulling
- pulling needle
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- runner
- male die
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Abstract
A medical plastic mould intra-mould separation material pulling needle and runner structure comprises a front template, a male template and a male mould pressing plate, wherein the male template is arranged above the male mould pressing plate, the front template is arranged above the male template, a runner is arranged between the male template and the front template, and the left side and the right side of the runner are respectively communicated with two mould cavities; the male die plate is provided with a through hole, a material pulling needle sleeve is arranged in the through hole, the flow channel is positioned above the material pulling needle sleeve, a material pulling needle penetrates through the material pulling needle sleeve to be connected with the flow channel, a spring is arranged between the male die pressing plate and the male die plate, and the upper end of the spring is connected with the material pulling needle sleeve; the intramode separation material pulling needle and runner structure of the medical plastic mould can realize the automatic separation of the runner and the material pulling needle, shorten the production period, reduce the labor cost and realize automatic production.
Description
Technical Field
The utility model belongs to the technical field of medical plastic mould, concretely relates to medical plastic mould intramode separation draws material needle and runner structure.
Background
The design of a plastic mold sprue usually adopts a cold runner, and the cold runner design can often cause the condition that the runner cannot automatically fall off; after the runner of the common plastic mold is demoulded, the runner is connected with the pulling needle, and the sprue and the pulling needle need to be separated manually, so that the method can prolong the processing time and has high labor cost.
Therefore, it is necessary to design a structure for separating the material pulling needle and the flow channel in the mold of the medical plastic mold to solve the above technical problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a material pulling needle and flow passage structure for the separation in a medical plastic mould.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a medical plastic mould intra-mould separation material pulling needle and runner structure comprises a front template, a male template and a male mould pressing plate, wherein the male template is arranged above the male mould pressing plate, the front template is arranged above the male template, a runner is arranged between the male template and the front template, and the left side and the right side of the runner are respectively communicated with two mould cavities; the male die plate is provided with a through hole, a material pulling needle sleeve is arranged in the through hole, the flow channel is located above the material pulling needle sleeve, the material pulling needle penetrates through the material pulling needle sleeve to be connected with the flow channel, a spring is arranged between the male die pressing plate and the male die plate, and the upper end of the spring is connected with the material pulling needle sleeve.
Preferably, a limiting clamping groove corresponding to the material pulling needle sleeve is arranged in the through hole, and a limiting projection corresponding to the limiting clamping groove is arranged at the bottom of the material pulling needle sleeve.
Preferably, the male die pressing plate is provided with an installation groove, the spring is arranged in the installation groove, and the bottom end of the spring is fixed to the bottom of the installation groove.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has as follows:
the utility model relates to a medical plastic mould intramode separation draws material needle and runner structure, sets up the spring through drawing material needle cover bottom, and after the mould die sinking, the spring of spring can drive and draw material needle cover to rise and exert an ascending thrust for the runner to realize the runner and draw the autosegregation of material needle, shortened production cycle, reduced the cost of labor, mould structure is reliable and stable, have the volume production nature, realize automated production smoothly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the above drawings, a front template 1, a male template 2, a male mold pressing plate 3, a runner 4, a mold cavity 5, a material pulling needle sleeve 6, a material pulling needle 7, a spring 8, a limiting clamping groove 9, a limiting bump 10 and a mounting groove 11.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the structure for separating the material pulling needle and the runner in the medical plastic mold comprises a front mold plate 1, a male mold plate 2 and a male mold pressing plate 3, wherein the male mold plate 2 is arranged above the male mold pressing plate 3, the front mold plate 1 is arranged above the male mold plate 2, a runner 4 is arranged between the male mold plate 2 and the front mold plate 1, and the left side and the right side of the runner 4 are respectively communicated with two mold cavities 5; the core plate 2 is provided with a through hole, a material pulling needle sleeve 6 is arranged in the through hole, the flow channel 4 is positioned above the material pulling needle sleeve 6, a material pulling needle 7 penetrates through the material pulling needle sleeve 6 to be connected with the flow channel 4, a spring 8 is arranged between the core plate pressing plate 3 and the core plate 2, and the upper end of the spring 8 is connected with the material pulling needle sleeve 6.
The preferred embodiment is as follows:
a limiting clamping groove 9 corresponding to the material pulling needle sleeve 6 is arranged in the through hole, and a limiting lug 10 corresponding to the limiting clamping groove 9 is arranged at the bottom of the material pulling needle sleeve 6.
The male die pressing plate 3 is provided with a mounting groove 11, the spring 8 is arranged in the mounting groove 11, and the bottom end of the spring 8 is fixed at the bottom of the mounting groove 11
The material needle and the runner structure are drawn in the separation of this scheme design's a medical plastic mould, and concrete working method is: when the die is closed, the front die plate 1 presses the runner 4, the runner 4 is connected with the drawing needle 7, the runner 4 presses the drawing needle sleeve 6, the drawing needle sleeve 6 presses the spring 8 at the bottom of the drawing needle sleeve, and the spring 8 is in a compressed state; when the mold is opened, the front mold plate 1 is separated, the spring 8 rebounds to enable the material pulling needle sleeve 6 to move upwards, the material pulling needle sleeve 6 applies an upward thrust to the flow channel 4 to eject the flow channel 4, so that the material pulling needle 7 is separated from the flow channel 4, the limiting clamping groove 9 in the through hole and the limiting lug 10 at the bottom of the material pulling needle sleeve 6 can be matched with each other to play a certain limiting role in the material pulling needle sleeve 6, the material pulling needle sleeve 6 is ensured to be ejected by 5mm at most, and the material pulling needle sleeve 6 is prevented from being separated from the through hole.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (3)
1. The utility model provides a material needle and runner structure are drawn in separation of medical plastic mould which characterized in that: the die comprises a front die plate, a male die plate and a male die pressing plate, wherein the male die plate is arranged above the male die pressing plate, the front die plate is arranged above the male die plate, a flow passage is arranged between the male die plate and the front die plate, and the left side and the right side of the flow passage are respectively communicated with two die cavities; the male die plate is provided with a through hole, a material pulling needle sleeve is arranged in the through hole, the flow channel is located above the material pulling needle sleeve, the material pulling needle penetrates through the material pulling needle sleeve to be connected with the flow channel, a spring is arranged between the male die pressing plate and the male die plate, and the upper end of the spring is connected with the material pulling needle sleeve.
2. The mold-in separation material pulling needle and runner structure of the medical plastic mold as claimed in claim 1, wherein: the through hole is internally provided with a limiting clamping groove corresponding to the material pulling needle sleeve, and the bottom of the material pulling needle sleeve is provided with a limiting lug corresponding to the limiting clamping groove.
3. The mold-in separation material pulling needle and runner structure of the medical plastic mold as claimed in claim 1, wherein: the male die pressing plate is provided with a mounting groove, the spring is arranged in the mounting groove, and the bottom end of the spring is fixed to the bottom of the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410186.3U CN214448145U (en) | 2021-02-25 | 2021-02-25 | Medical plastic mould intramode separation draws material needle and runner structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120410186.3U CN214448145U (en) | 2021-02-25 | 2021-02-25 | Medical plastic mould intramode separation draws material needle and runner structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214448145U true CN214448145U (en) | 2021-10-22 |
Family
ID=78145554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120410186.3U Active CN214448145U (en) | 2021-02-25 | 2021-02-25 | Medical plastic mould intramode separation draws material needle and runner structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214448145U (en) |
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2021
- 2021-02-25 CN CN202120410186.3U patent/CN214448145U/en active Active
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