CN212193921U - Laryngeal mask gasbag injection molding machine - Google Patents
Laryngeal mask gasbag injection molding machine Download PDFInfo
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- CN212193921U CN212193921U CN202020718252.9U CN202020718252U CN212193921U CN 212193921 U CN212193921 U CN 212193921U CN 202020718252 U CN202020718252 U CN 202020718252U CN 212193921 U CN212193921 U CN 212193921U
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- laryngeal mask
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Abstract
The utility model discloses a laryngeal mask gasbag injection molding machine, which comprises an injection molding device and a mold closing device, wherein a laryngeal mask gasbag injection mold is arranged in the mold closing device, the injection mold comprises a first template, a second template and a plurality of mold cores, the second template is provided with a main runner, and a plurality of cavities and a plurality of branch runners are formed after the first template and the second template are closed; each mold core is connected with the first template in a sliding mode, each mold core is independently arranged in one cavity, and an injection molding space is formed between each mold core and the corresponding cavity; the main runner and the branch runners are communicated with the injection molding opening and the injection molding space; the shape of the laryngeal mask air bag is obtained through direct injection molding by an injection molding process through injection molding of the injection molding device to an injection mold in the mold closing device, no redundant waste is generated, and the production cost is reduced; through setting up sprue, branch runner and a plurality of cavity can once only mould plastics and obtain a plurality of laryngeal mask gasbags to laryngeal mask gasbag injection mold, improve production efficiency.
Description
Technical Field
The utility model relates to an injection moulding equipment field, especially a laryngeal mask gasbag injection molding machine.
Background
Currently, laryngeal mask balloons are typically manufactured using the following process: firstly, blow molding a long cylindrical plastic strip, then, performing compression molding on the long cylindrical plastic strip to obtain the shape of the air bag through a compression molding die, and finally, cutting off other waste materials except the shape of the air bag in the long cylindrical plastic strip. The process for manufacturing the laryngeal mask air bag only can be used for compression molding one laryngeal mask air bag per compression molding, wastes a lot of waste materials, causes raw material waste, and has high production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a laryngeal mask gasbag injection molding machine.
The utility model provides a technical scheme that its problem adopted is:
a laryngeal mask gasbag injection molding machine comprises an injection molding device and a mold closing device, wherein a laryngeal mask gasbag injection mold is arranged in the mold closing device and comprises a first template, a second template and a plurality of mold cores, the second template is provided with an injection port and a main runner, and a plurality of cavities and a plurality of branch runners are formed after the first template and the second template are closed; each mold core is connected with the first template in a sliding mode, each mold core is independently arranged in one cavity, and an injection molding space for molding an injection molding raw material into the laryngeal mask airbag is formed between each mold core and the cavity where the mold core is located; one end of the main runner is communicated with the injection molding port, and the other end of the main runner is communicated with the branch runners; each branch runner is communicated with one injection molding space; the mold closing device drives the laryngeal mask airbag injection mold to close the mold, and the injection molding device injects injection molding raw materials into the laryngeal mask airbag injection mold from the injection molding opening.
Furthermore, the mold closing device comprises a fixed disk, a movable disk, a first driving device and a second driving device, the second template is installed on the fixed disk, the first template is installed on the movable disk, the first driving device is connected with the movable disk, and the second driving device is connected with the plurality of mold cores.
Further, a first branch runner is processed on the joint surface of the first template, and a second branch runner is processed on the joint surface of the second template; and after the first template and the second template are matched, the first branch runner and the second branch runner form the branch runner.
Furthermore, a plurality of branch runners are converged in a converging cavity, and the branch runners and the main runner are intersected in the converging cavity.
Furthermore, the injection molding opening is located on the outer surface, opposite to the joint surface, of the second template, and the injection molding opening is located opposite to the convergence cavity.
Furthermore, the main runner is a straight-line segment, and the main runner penetrates through the second template.
Further, the mold core includes fixed part, mold core main part and oval ring connection piece, the fixed part is located within the inward flange of mold core main part, the fixed part pass through oval ring connection piece with the mold core main part is connected.
Further, the injection molding space surrounds the outer sides of the elliptical ring connecting piece and the mold core main body.
Further, the lower end of the fixing part is connected with a mounting bolt, and the first template is provided with a mounting hole; the mounting peg is inserted into the mounting hole.
Furthermore, a positioning cavity is machined on the joint surface of the second template, and the upper end of the fixing part is embedded into the positioning cavity.
The laryngeal mask airbag injection molding machine at least has the following beneficial effects: the throat cover airbag injection mold in the mold closing device is injected by the injection molding device, so that the shape of the throat cover airbag is obtained by direct injection molding through an injection molding process, no redundant waste is generated, and the production cost is reduced; through setting up sprue, branch runner and a plurality of cavity can once only mould plastics and obtain a plurality of laryngeal mask gasbags to laryngeal mask gasbag injection mold, improve production efficiency.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the following figures and examples.
FIG. 1 is a structural diagram of a laryngeal mask airbag injection molding machine according to an embodiment of the present invention;
FIG. 2 is a block diagram of the laryngeal mask bladder injection mold of FIG. 1;
FIG. 3 is a block diagram of a second template of FIG. 2;
FIG. 4 is a block diagram of the first template of FIG. 2;
FIG. 5 is a block diagram of the mold core of FIG. 2;
FIG. 6 is a schematic sectional view of a portion of a closed laryngeal mask balloon injection mold;
fig. 7 is a structural diagram of a laryngeal mask balloon manufactured by using the laryngeal mask balloon injection mold according to the embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 6, an embodiment of the present invention provides a laryngeal mask airbag injection molding machine, including an injection molding device 20 and a mold closing device 10, a laryngeal mask airbag injection mold 15 is arranged in the mold closing device 10, the laryngeal mask airbag injection mold 15 includes a first mold plate 100, a second mold plate 200 and a plurality of mold cores 300, the second mold plate 200 is provided with an injection port 220 and a main runner 210, and a plurality of cavities 510 and a plurality of branch runners 400 are formed after the first mold plate 100 and the second mold plate 200 are closed; each mold core 300 is connected with the first mold plate 100 in a sliding way, each mold core 300 is independently arranged in one cavity 510, and an injection molding space 520 for molding the throat cover airbag 600 by injection molding raw materials is formed between each mold core 300 and the cavity 510; one end of the main flow channel 210 is communicated with the injection molding port 220, and the other end of the main flow channel 210 is communicated with the plurality of branch flow channels 400; each branch runner 400 is communicated with one injection molding space 520; the mold clamping device 10 drives the laryngeal mask airbag injection mold 15 to clamp the mold, and the injection device 20 injects the injection material from the injection port 220 into the laryngeal mask airbag injection mold 15.
In this embodiment, the mold clamping apparatus 10 clamps the first mold plate 100 and the second mold plate 200, the mold core 300 is positioned in the cavity 510 formed by clamping the first mold plate 100 and the second mold plate 200, and the injection space 520 is formed between the mold core 300 and the cavity 510. The injection molding device 20 injects the injection molding material from the injection port 220, the injection molding material flows through the main flow passage 210, then is divided into the branch flow passages 400, and is injected into the injection molding space 520, and the injection molding material is molded into the shape of the laryngeal mask airbag 600 in the injection molding space 520. The shape of the laryngeal mask airbag 600 is obtained through direct injection molding by an injection molding process, no redundant waste is generated, and the production cost is reduced; by arranging the main runner 210, the branch runners and the cavities 510, a plurality of laryngeal mask airbags 600 can be obtained through one-time injection molding, and the production efficiency is improved.
Referring to fig. 1, further, the mold clamping apparatus 10 includes a fixed platen 11, a movable platen 12, a first driving device 13 and a second driving device 14, the second mold platen 200 is mounted on the fixed platen 11, the first mold platen 100 is mounted on the movable platen 12, the first driving device 13 is connected to the movable platen 12, and the second driving device 14 is connected to the plurality of mold cores.
In this embodiment, during the mold clamping process, the first driving device 13 drives the movable platen 12 and the first mold plate 100 on the movable platen 12 to move toward the second mold plate 200, and the second driving device 14 drives the plurality of mold cores 300 to move toward the second mold plate 200, so that the first mold plate 100 and the second mold plate 200 are clamped with the mold cores 300 interposed therebetween, thereby forming the injection space 520. In the demolding process, the first driving device 13 drives the movable disc 12 and the first mold plate 100 on the movable disc 12 to move in the direction away from the second mold plate 200, meanwhile, the second driving device 14 drives the plurality of mold cores 300 to move in the direction away from the second mold plate 200, and the moving speed of the second driving device 14 is smaller than that of the first driving device 13, so that the mold cores 300 are separated from the first mold plate 100, and the molded laryngeal mask air bag is easier to demold. Specifically, the first driving device 13 and the second driving device 14 may be a hydraulic push rod, an electric push rod, or the like.
In addition, in this embodiment, the injection molding device 20 includes an injection cylinder 21, a hopper 22, a heater 23, a screw 24, and a motor 25. The hopper 22 is used for adding injection molding raw materials, and an outlet of the hopper 22 is connected with the injection cylinder 21. The screw 24 is positioned in the injection tube 21, one end of the screw 24 is provided with a gluing component 26, and the motor 25 drives the screw 24 to reciprocate in the injection tube 21 so as to extrude the injection molding raw material; the heater 23 is attached to the outside of the syringe 21, and heats and melts the injection material in the syringe 21. Of course, in other embodiments, other configurations of the injection molding apparatus 20 may be used, such as a vertical injection molding apparatus 20 and an angled injection molding apparatus 20.
Referring to fig. 2 to 4, further, a first branch groove 120 is formed at a joint surface of the first mold plate 100, and a second branch groove 230 is formed at a joint surface of the second mold plate 200; after the first mold plate 100 and the second mold plate 200 are closed, the first branch flow groove 120 and the second branch flow groove 230 form a branch flow passage 400. In this embodiment, the first branch flow channel 120 is located at the joint surface of the first mold plate 100, and the second branch flow channel 230 is located at the joint surface of the second mold plate 200, which is more convenient to process than the branch flow channel 400 processed inside the mold plates.
Further, the branch runners 400 converge in a convergence chamber, and the branch runners 400 intersect with the main runner 210 in the convergence chamber. The injection port 220 is located on an outer surface of the second mold plate 200 opposite to the mating surface, and the injection port 220 is located opposite to the convergence cavity. The main flow channel 210 is a straight line segment, and the main flow channel 210 penetrates through the second mold plate 200.
In this embodiment, the injection molding material is supplied from the injection port 220, passes through the straight main flow passage 210, is distributed in the converging chamber to the plurality of branched branch flow passages 400, and flows to the injection space 520 through each branch flow passage 400, thereby forming the laryngeal mask balloon 600 in the injection space 520. The straight main runner 210 and the branch runners 400 machined on the joint surfaces have the advantage of being convenient to machine.
It should be noted that the branch flow path 400 is also straight. The straight branch flow path 400 is not easy to accumulate the injection molding material. The branch flow passages 400 are four in number, the cavities 510 are four in number, and four laryngeal mask airbags 600 can be formed in an injection molding mode at one time.
Referring to FIGS. 5 and 6, further, the mold core 300 includes a fixing part 330, a core body 310, and an elliptical ring-shaped connecting piece 320, the fixing part 330 being located inside the inner edge of the core body 310, the fixing part 330 being connected to the core body 310 by the elliptical ring-shaped connecting piece 320. The core main body 310 is embodied in the shape of an elliptical ring body. The mold core 300 is disposed in the cavity 510, and forms an injection space 520 in cooperation with the cavity 510 to allow an injection material to be molded and produce the laryngeal mask bladder 600.
Referring to fig. 6 and 7, further, an injection space 520 surrounds the outside of the elliptical ring-shaped connecting piece 320 and the core main body 310. Referring to fig. 6, the body 610 of the laryngeal mask balloon 600 injection-molded from the injection space 520 has a hollow elliptical ring shape, the inner edges are divided, and the upper and lower inner edges are connected to elliptical ring-shaped connecting pieces 620. The upper and lower connecting pieces 620 are bonded or welded to merge the inner edges to obtain the final laryngeal mask balloon 600.
Further, the lower end of the fixing portion 330 is connected with a mounting bolt 340, and the first template 100 is provided with a mounting hole 110; the mounting pegs 340 are inserted into the mounting holes 110 to enable the mold core 300 to slidably couple with the first mold plate 100. In this embodiment, the mounting pins 340 of the mold core 300 are inserted into the mounting holes 110 of the first mold plate 100 until the lower end surface of the fixing portion 330 abuts against the mold clamping surface of the first mold plate 100, and then the first mold plate 100 and the second mold plate 200 are clamped.
Referring to fig. 3 and 6, further, a positioning cavity 240 is formed at the mating surface of the second mold plate 200, and the upper end of the fixing portion 330 is inserted into the positioning cavity 240. The positioning cavity 240 serves to further secure the mold core 300. It should be noted that, if there is no injection space 520 between the upper end of the fixing portion 330 and the positioning cavity 240, the injection material cannot enter.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the technical effects of the present invention can be achieved by the same means, which all belong to the protection scope of the present invention.
Claims (10)
1. The laryngeal mask airbag injection molding machine is characterized by comprising an injection molding device and a mold closing device, wherein a laryngeal mask airbag injection mold is arranged in the mold closing device and comprises a first template, a second template and a plurality of mold cores, the second template is provided with an injection port and a main runner, and a plurality of cavities and a plurality of branch runners are formed after the first template and the second template are closed; each mold core is connected with the first template in a sliding mode, each mold core is independently arranged in one cavity, and an injection molding space for molding an injection molding raw material into the laryngeal mask airbag is formed between each mold core and the cavity where the mold core is located; one end of the main runner is communicated with the injection molding port, and the other end of the main runner is communicated with the branch runners; each branch runner is communicated with one injection molding space; the mold closing device drives the laryngeal mask airbag injection mold to close the mold, and the injection molding device injects injection molding raw materials into the laryngeal mask airbag injection mold from the injection molding opening.
2. The laryngeal mask air bag injection molding machine of claim 1, wherein the mold clamping device comprises a fixed disk, a movable disk, a first drive device and a second drive device, the second mold plate is mounted on the fixed disk, the first mold plate is mounted on the movable disk, the first drive device is connected with the movable disk, and the second drive device is connected with the plurality of mold cores.
3. The laryngeal mask airbag injection molding machine according to claim 1 or 2, wherein a first branch groove is formed in the joint surface of the first mold plate, and a second branch groove is formed in the joint surface of the second mold plate; and after the first template and the second template are matched, the first branch runner and the second branch runner form the branch runner.
4. The laryngeal mask airbag injection molding machine of claim 3, wherein a plurality of the branch runners converge in a converging chamber, the plurality of branch runners intersect the main runner in the converging chamber.
5. The laryngeal mask airbag injection molding machine of claim 4, wherein the injection port is located on an outer surface of the second mold plate opposite the mating face, the injection port being located opposite the converging cavity.
6. The laryngeal mask airbag injection molding machine of claim 5, wherein the main flow channel is a straight line segment, and the main flow channel penetrates through the second mold plate.
7. The laryngeal mask bladder injection molding machine of claim 1 or 2, wherein the mold core comprises a fixing portion, a mold core body and an elliptical ring web, the fixing portion being located inside an inner edge of the mold core body, the fixing portion being connected to the mold core body by the elliptical ring web.
8. The laryngeal mask bladder injection molding machine of claim 7, wherein the injection molding space surrounds the outside of the elliptical ring connecting piece and the mold core body.
9. The laryngeal mask airbag injection molding machine according to claim 8, wherein a mounting peg is connected to a lower end of the fixing portion, and the first mold plate is provided with a mounting hole; the mounting peg is inserted into the mounting hole.
10. The laryngeal mask airbag injection molding machine according to claim 9, wherein a positioning cavity is machined in the die face of the second die plate, and the upper end of the fixing portion is embedded into the positioning cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020718252.9U CN212193921U (en) | 2020-04-30 | 2020-04-30 | Laryngeal mask gasbag injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020718252.9U CN212193921U (en) | 2020-04-30 | 2020-04-30 | Laryngeal mask gasbag injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212193921U true CN212193921U (en) | 2020-12-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020718252.9U Active CN212193921U (en) | 2020-04-30 | 2020-04-30 | Laryngeal mask gasbag injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212193921U (en) |
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2020
- 2020-04-30 CN CN202020718252.9U patent/CN212193921U/en active Active
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