CN214926681U - Injection molding machine with double injection molding openings - Google Patents
Injection molding machine with double injection molding openings Download PDFInfo
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- CN214926681U CN214926681U CN202120267193.2U CN202120267193U CN214926681U CN 214926681 U CN214926681 U CN 214926681U CN 202120267193 U CN202120267193 U CN 202120267193U CN 214926681 U CN214926681 U CN 214926681U
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Abstract
The utility model discloses a double-injection-port injection molding machine, which comprises a push mold and a fixed mold corresponding to the push mold, wherein a plane cavity and two tube cavities are formed between the push mold and the fixed mold, and the plane cavity is communicated with the tube cavities and is C-shaped; the right side of the fixed die is connected with an annular positioning seat, a limiting groove communicated with the tube cavity is arranged in the positioning seat, the right side of the limiting groove is communicated with an injection tube, and the left side of the injection tube is provided with a needle tube fixed in the limiting groove; a sliding groove is formed in the left side of the positioning seat, and a guide rod which is connected in the sliding groove in a sliding mode is fixed on the right side of the push mold; the utility model is provided with two injection molding ports for injection molding of a mold with a C-shaped section, and the filling of a plane cavity is realized by simultaneous injection molding of two sides, so that a plane gap caused by insufficient injection molding pressure can be compensated; just the utility model discloses set up the conduction chamber, realized direction buffering and lubrication with fluid, it is more smooth and easy to make the direction, is favorable to the mould to fold the shaping, also can prevent the pressure release, promotes the injection pressure centralization of needle tubing.
Description
Technical Field
The utility model relates to an injection moulding equipment field especially relates to a two injection moulding mouth injection molding machines.
Background
An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and cause it to be injected and fill the mold cavity. The injection molding process of the C-shaped mold is generally single-port injection, and the injection position is close to the middle point of the symmetry of the graph, so that the injection molding process can be balanced as much as possible, and the obtained injection molded part is uniform in texture. However, such injection gates are not as efficient in processing relatively large injection molded parts. And the injection molding structure with the single injection molding port has better work efficiency of longitudinal injection molding (when being parallel to the input shaft), lower filling work efficiency of transverse injection molding, and easy occurrence of gaps in transverse injection molding under the conditions of insufficient injection pressure and injection molding quantity.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a double-injection-port injection molding machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a double-injection-port injection molding machine comprises a push mold and a fixed mold corresponding to the push mold, wherein a plane cavity and two tube cavities are formed between the push mold and the fixed mold, and the plane cavity is communicated with the tube cavities to form a C shape; the right side of the fixed die is connected with an annular positioning seat, a limiting groove communicated with the tube cavity is formed in the positioning seat, the right side of the limiting groove is communicated with an injection tube, and the left side of the injection tube is provided with a needle tube fixed in the limiting groove; the left side of the positioning seat is provided with a sliding groove, and the right side of the push mold is fixed with a guide rod which is in sliding connection with the sliding groove.
Preferably, the guide bar right side fixedly connected with limiting plate, the spout intussuseption is filled with fluid, be provided with the chamber that switches on of C font in the positioning seat, switch on the left end portion of chamber one end intercommunication at the spout, the other end intercommunication is at the right-hand member portion of spout.
Preferably, a sealing gasket is fixedly embedded in the left side of the positioning seat.
Preferably, the needle tube is conical, and the needle tube is communicated with the lumen.
Preferably, the device further comprises a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with the push mold.
Preferably, a propeller is installed in the injection pipe, a motor is fixed on the right side of the injection pipe, and the output end of the motor is fixedly connected with the propeller.
The utility model has the advantages that: the utility model is provided with two injection molding ports for injection molding of a mold with a C-shaped section, and the filling of a plane cavity is realized by simultaneous injection molding of two sides, so that a plane gap caused by insufficient injection molding pressure can be compensated; just the utility model discloses set up the conduction chamber, realized direction buffering and lubrication with fluid, it is more smooth and easy to make the direction, is favorable to the mould to fold the shaping, also can prevent the pressure release, promotes the injection pressure centralization of needle tubing.
Drawings
FIG. 1 is a schematic structural view of a double injection molding machine of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Reference numbers in the figures: the injection mold comprises a push mold 1, a fixed mold 2, a plane cavity 3, a tube cavity 4, a limiting seat 5, a limiting groove 6, an injection tube 7, a needle tube 8, a guide rod 9, a limiting plate 10, a conducting cavity 11, a propeller 12, a motor 13, a hydraulic cylinder 14, a sealing gasket 15 and a sliding groove 16.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following specific embodiments, and it should be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.
Referring to fig. 1 and 2, the double-injection-port injection molding machine comprises a push mold 1 and a fixed mold 2 corresponding to the push mold 1, wherein a plane cavity 3 and two tube cavities 4 are formed between the push mold 1 and the fixed mold 2, and the plane cavity 3 is communicated with the tube cavities 4 to form a C shape; the right side of the fixed die 2 is connected with an annular positioning seat 5, a limiting groove 6 communicated with the tube cavity 4 is arranged in the positioning seat 5, the right side of the limiting groove 6 is communicated with an injection tube 7, and the left side of the injection tube 7 is provided with a needle tube 8 fixed in the limiting groove 6; a sliding groove 16 is arranged on the left side of the positioning seat 5, and a guide rod 9 which is connected in the sliding groove 16 in a sliding manner is fixed on the right side of the push mold 1.
In this embodiment, a limiting plate 10 is fixedly connected to the right side of the guide rod 9, the sliding groove 16 is filled with oil, a C-shaped conduction cavity 11 is arranged in the positioning seat 5, one end of the conduction cavity 11 is communicated with the left end portion of the sliding groove 16, and the other end of the conduction cavity is communicated with the right end portion of the sliding groove 16.
In this embodiment, a gasket 15 is fitted and fixed to the left side of the positioning seat 5.
In this embodiment, the needle 8 is tapered, and the needle 8 communicates with the lumen 4.
In the embodiment, the device further comprises a hydraulic cylinder 14, and the output end of the hydraulic cylinder 14 is fixedly connected with the push mold 1.
In the embodiment, a propeller 12 is installed in the injection pipe 7, a motor 13 is fixed on the right side of the injection pipe 7, and the output end of the motor 13 is fixedly connected with the propeller 12.
The working principle is as follows: the hydraulic cylinder 14 drives the push mold 1 to move and is connected with the fixed mold 2 to form a sealing structure, and the motor 13 drives the propeller 12 to rotate so as to realize injection molding of slurry; the two injection pipes 7 work simultaneously, thermoplastic is injected into the pipe cavity 4 through the needle tube 8, the thermoplastic is injected into the plane cavity 3 after the injection molding of the pipe cavity 4 is completed, the two-way injection molding can not only complete the injection molding rapidly, but also realize high-pressure injection molding by reducing the cross section area of a single pipe (the injection molding amount of the original single pipe needs to be completed, the same injection molding amount needs to be completed, the injection time is increased, the injection molding total pressure is increased, the pipe diameter of the injection pipe 7 is reduced by half at the same pressure, and the injection molding cross section pressure is increased); in the process of the movement of the guide shaft 9, oil liquid completes left-right exchange in the conduction cavity 11, and the movement of the oil liquid is utilized to realize the buffering and lubrication in the movement process of the guide shaft 9.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The double-injection-port injection molding machine is characterized by comprising a push mold (1) and a fixed mold (2) corresponding to the push mold (1), wherein a plane cavity (3) and two tube cavities (4) are formed between the push mold (1) and the fixed mold (2), and the plane cavity (3) is communicated with the tube cavities (4) to form a C shape; the right side of the fixed die (2) is connected with an annular positioning seat (5), a limiting groove (6) communicated with the tube cavity (4) is formed in the positioning seat (5), the right side of the limiting groove (6) is communicated with an injection tube (7), and the left side of the injection tube (7) is provided with a needle tube (8) fixed in the limiting groove (6); a sliding groove (16) is formed in the left side of the positioning seat (5), and a guide rod (9) which is connected into the sliding groove (16) in a sliding mode is fixed on the right side of the push mold (1).
2. The injection molding machine with two injection molding openings according to claim 1, wherein a limiting plate (10) is fixedly connected to the right side of the guide rod (9), the sliding groove (16) is filled with oil, a C-shaped through cavity (11) is arranged in the positioning seat (5), one end of the through cavity (11) is communicated with the left end of the sliding groove (16), and the other end of the through cavity is communicated with the right end of the sliding groove (16).
3. The injection molding machine with double injection molding openings as claimed in claim 1, wherein a gasket (15) is fixedly embedded in the left side of the positioning seat (5).
4. A double injection molding machine according to claim 1, wherein the needle (8) is tapered and the needle (8) communicates with the lumen (4).
5. A double-injection-port injection molding machine according to claim 1, further comprising a hydraulic cylinder (14), wherein an output end of the hydraulic cylinder (14) is fixedly connected with the ejector die (1).
6. The injection molding machine with double injection molding openings according to claim 1, characterized in that a propeller (12) is installed in the injection pipe (7), a motor (13) is fixed on the right side of the injection pipe (7), and the output end of the motor (13) is fixedly connected with the propeller (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267193.2U CN214926681U (en) | 2021-01-30 | 2021-01-30 | Injection molding machine with double injection molding openings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267193.2U CN214926681U (en) | 2021-01-30 | 2021-01-30 | Injection molding machine with double injection molding openings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214926681U true CN214926681U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120267193.2U Active CN214926681U (en) | 2021-01-30 | 2021-01-30 | Injection molding machine with double injection molding openings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214926681U (en) |
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2021
- 2021-01-30 CN CN202120267193.2U patent/CN214926681U/en active Active
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