CN211683106U

CN211683106U - Plastic mold capable of being rapidly heated and cooled

Info

Publication number: CN211683106U
Application number: CN201921714694.XU
Authority: CN
Inventors: 侯科源
Original assignee: Shenzhen Houkeyuan Mould Co ltd
Current assignee: Shenzhen Houkeyuan Mould Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-10-16
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a plastic mould which belongs to the technical field of mould, in particular to a plastic mould capable of heating and cooling rapidly, comprising a fixing frame, a lower template and an upper template, wherein thimble guide rods are fixedly arranged at the left and right sides of the bottom of the inner wall of the fixing frame, the lower template is spliced on the thimble guide rods, a cooling pipe is integrally formed on the inner wall of the lower template, a hydraulic press is fixedly arranged at the central position of the bottom of the lower template, a cold water tank is fixedly arranged on the right side wall of the lower template through bolts, a water pump is fixedly arranged at the bottom of the inner wall of the cold water tank through bolts, the upper template is fixedly arranged at the top of the inner wall of the fixing frame, an injection molding pipe is fixedly arranged at the central position of the top of the upper template, the injection molding pipe is communicated with a cavity of the upper template, a heating wire is, the plastic molding is convenient, and the comprehensive effect of the working efficiency is improved.

Description

Plastic mold capable of being rapidly heated and cooled

Technical Field

The utility model relates to the technical field of mold, specifically be a can rapid heating and refrigerated plastic mold.

Background

With the rapid development of the plastic industry and the continuous improvement of general and engineering plastics in the aspects of strength, precision and the like, the application range of plastic products is continuously expanded, the proportion of the plastic products is rapidly increased, one plastic part with reasonable design can often replace a plurality of traditional metal parts, and the use amount of the plastic products is also increasing. The continuous high-speed development of Chinese economy provides a wide space for the development of the mold industry. The technical level of the mould determines the quality and the benefit of the product and the development capability of a new product to a great extent. Injection molding is a processing method used for mass production of parts with complex shapes, and particularly relates to a method for injecting a material which is melted by heating into a mold cavity from high pressure, and obtaining a molded product after cooling and solidification. An injection mold is a tool for producing plastic articles, which gives the plastic articles complete structure and precise dimensions. The existing injection mold consists of a movable mold and a fixed mold, wherein the movable mold and the fixed mold are closed to successfully pour a system and a cavity during injection molding, and the movable mold and the fixed mold are separated during mold opening so as to take out a plastic product.

Plastic molds in the prior art cannot effectively control the heating and cooling time in the production process, so that the work efficiency is affected, and meanwhile, the plastic molds are easy to deform during plastic molding, so that the plastic molds capable of being rapidly heated and cooled need to be developed.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the problems existing in the prior art, the utility model discloses.

Therefore, the utility model aims at providing a can rapid heating and refrigerated plastic mold, heating and cooling that can be timely, the shaping of the plastics of being convenient for to improve work efficiency.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a plastic mold capable of being heated and cooled quickly comprises a fixing frame, a lower template and an upper template, wherein ejector pin guide rods are fixedly installed on the left side and the right side of the bottom of the inner wall of the fixing frame, the lower template is connected to the ejector pin guide rods in an inserted mode, a cooling pipe is integrally formed on the inner wall of the lower template, a hydraulic press is fixedly installed at the central position of the bottom of the lower template, a cold water tank is fixedly installed on the right side wall of the lower template through bolts, a water pump is fixedly installed at the bottom of the inner wall of the cold water tank through bolts, an upper template is fixedly installed at the top of the inner wall of the fixing frame, an injection molding pipe is fixedly installed at the central position of the top of the upper template, the injection molding pipe is communicated with a cavity of the upper template, a heating wire is fixedly installed on the outer wall of, the controller is a plc controller.

As a preferred scheme of the plastic mold that can heat up and cool down fast, wherein: the top central point of mount puts fixed mounting and has the pan feeding funnel, the pan feeding funnel with mould plastics the pipe looks through connection.

As a preferred scheme of the plastic mold that can heat up and cool down fast, wherein: the bottom of the thimble guide rod is sleeved with a protective pad which is a rubber protective pad.

As a preferred scheme of the plastic mold that can heat up and cool down fast, wherein: the top of the thimble guide rod is welded with the bottom of the upper template.

As a preferred scheme of the plastic mold that can heat up and cool down fast, wherein: and the water pump is communicated with the cooling pipe.

As a preferred scheme of the plastic mold that can heat up and cool down fast, wherein: the bottom of the inner wall of the lower template is attached to and connected with a push plate, the bottom of the push plate is fixedly provided with an ejector pin, and the ejector pin is connected with the bottom of the lower template in an inserted manner.

Compared with the prior art, the beneficial effects of the utility model are that: the plastic injection molding machine has the advantages that plastic particles on the inner wall of the injection molding pipe are effectively heated by the heating wires during injection molding, plastic is softened, after plastic molding, cold water in the cold water tank flows to the inner wall of the cooling pipe in a circulating mode through the water pump, a plastic model is cooled, molding is facilitated, timely heating and cooling are achieved, molding of plastic is facilitated, and accordingly working efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the cooling tube of the present invention;

fig. 3 is a schematic structural diagram of the heating wire of the present invention.

In the figure: 100 fixed frames, 200 lower templates, 210 cooling pipes, 220 cold water tanks, 230 water pumps, 240 thimbles, 250 thimble guide rods, 260 hydraulic machines, 300 upper templates, 310 air vents, 320 injection molding pipes, 330 heating wires and 340 feeding funnels.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: a plastic mold capable of being heated and cooled rapidly, which can be heated and cooled in time during use, and facilitate the molding of plastic, thereby improving the working efficiency, please refer to fig. 1, which includes a fixing frame 100, a lower mold plate 200 and an upper mold plate 300;

referring to fig. 1 again, the fixing frame 100 is used for fixedly mounting the lower template 200 and the upper template 300;

referring to fig. 1 and 2, the lower template 200 includes a cooling pipe 210, a cold water tank 220, a water pump 230, an ejector pin 240, an ejector pin guide rod 250 and a hydraulic machine 260, the lower template 200 is mounted on the top of the inner wall of the fixing frame 100, specifically, the ejector pin guide rod 250 is fixedly mounted on the left and right sides of the bottom of the inner wall of the fixing frame 100, the lower template 200 is inserted into the ejector pin guide rod 250, the cooling pipe 210 is integrally formed on the inner wall of the lower template 200, the hydraulic machine 260 is fixedly mounted at the center of the bottom of the lower template 200, the cold water tank 220 is fixedly mounted on the right side wall of the lower template 200 through a bolt, the water pump 230 is fixedly mounted on the bottom of the inner wall of the cold water tank 220 through a bolt, a protective pad is sleeved on the bottom end of the ejector pin guide rod 250, the protective pad is a rubber protective pad, the top of the ejector pin guide rod, the bottom of the inner wall of the lower template 200 is attached with a push plate, the bottom of the push plate is fixedly provided with an ejector pin 240, and the ejector pin 240 is inserted into the bottom of the lower template 200.

Referring to fig. 1 and 3, the upper mold plate 300 has an air vent 310, an injection molding pipe 320, a heating wire 330 and a feeding funnel 340, the upper mold plate 300 is installed on the top of the inner wall of the fixing frame 100, specifically, the upper mold plate 300 is fixedly installed on the top of the inner wall of the fixing frame 100, the injection molding pipe 320 is fixedly installed at the top center position of the upper mold plate 300, the injection molding pipe 320 is communicated with the cavity of the upper mold plate 300, the heating wire 330 is fixedly installed on the outer wall of the injection molding pipe 320, the heating wire 330, the water pump 230 and the hydraulic machine 260 are all electrically connected with a controller through a conducting wire, the controller is a plc controller, the feeding funnel 340 is fixedly installed at the top center position of the fixing frame 100, and the feeding funnel 340 is communicated with the injection molding pipe 320;

in specific use, as needs the utility model discloses at first utilize the heater strip 330 to carry out effectual heating to the plastic granules of 320 inner walls of moulding plastics when moulding plastics at the in-process that uses, realize the softening to plastics, behind the plastics shaping, utilize water pump 230 with the inside cold water circulation flow direction of cold water tank 220 to the inner wall of cooling tube 210, realize the cooling to the plastic model, the shaping of being convenient for utilizes the removal about hydraulic press 260 control lower bolster 200, utilizes thimble 240 to realize quick drawing of patterns simultaneously.

The number of the thimbles 240 and the thimble guide rods 250 is not limited to the specific number described in the embodiment, and the number thereof may be increased or decreased as needed.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A plastic mold capable of being rapidly heated and cooled is characterized in that: the hot-press forming die comprises a fixing frame (100), a lower die plate (200) and an upper die plate (300), wherein thimble guide rods (250) are fixedly installed on the left side and the right side of the bottom of the inner wall of the fixing frame (100), the thimble guide rods (250) are inserted into the lower die plate (200), a cooling pipe (210) is integrally formed on the inner wall of the lower die plate (200), a hydraulic press (260) is fixedly installed at the central position of the bottom of the lower die plate (200), a cold water tank (220) is fixedly installed on the right side wall of the lower die plate (200) through bolts, a water pump (230) is fixedly installed at the bottom of the inner wall of the cold water tank (220) through bolts, the upper die plate (300) is fixedly installed at the top of the inner wall of the fixing frame (100), an injection molding pipe (320) is fixedly installed at the central position of the top of the upper die plate (300), the injection pipe (320) is communicated, the heating wire (330), the water pump (230) and the hydraulic machine (260) are all electrically connected with a controller through leads, and the controller is a plc controller.

2. A plastic mold capable of rapid heating and cooling according to claim 1, wherein: the top central point of mount (100) puts fixed mounting has pan feeding funnel (340), pan feeding funnel (340) with mould plastics pipe (320) looks through connection.

3. A plastic mold capable of rapid heating and cooling according to claim 1, wherein: the bottom end of the thimble guide rod (250) is sleeved with a protective pad which is a rubber protective pad.

4. A plastic mold capable of rapid heating and cooling according to claim 1, wherein: the top of the thimble guide rod (250) is welded with the bottom of the upper template (300).

5. A plastic mold capable of rapid heating and cooling according to claim 1, wherein: the water pump (230) is communicated with the cooling pipe (210).

6. A plastic mold capable of rapid heating and cooling according to claim 1, wherein: the bottom of the inner wall of the lower template (200) is attached to a push plate, an ejector pin (240) is fixedly mounted at the bottom of the push plate, and the ejector pin (240) is connected with the bottom of the lower template (200) in an inserted mode.