CN218928485U

CN218928485U - Plastic injection molding die

Info

Publication number: CN218928485U
Application number: CN202320114986.XU
Authority: CN
Inventors: 陈育光
Original assignee: Heyuan Chengjin Mould Plastic Products Co ltd
Current assignee: Heyuan Chengjin Mould Plastic Products Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-04-28
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses a plastic injection molding die, which relates to the technical field of injection dies and comprises a supporting base, wherein a rapid cooling mechanism and a storage mechanism are arranged at the top of the supporting base, the rapid cooling mechanism comprises a height adjusting unit and a flowing water cooling unit, the storage mechanism comprises a heat storage unit and a mixing unit, the flowing water cooling unit comprises a supporting foot rest fixedly arranged at the top of the supporting base, and a receiving base is fixedly arranged at the top of the supporting foot rest. According to the utility model, through the design of the stepping telescopic rod main body, the lower die main body can be moved down into the inner cavity of the welding frame in a contracted state, and can be connected with an external pump through the internal thread pipe fitting, so that ice water is sprayed out through the hollow square pipe, flowing ice water can be contacted with the outer wall of the lower die main body, the function of quickly exchanging heat and cooling injection materials in the lower die main body is realized, the waiting time of a user is reduced, and the high efficiency of the structure is improved.

Description

Plastic injection molding die

Technical Field

The utility model relates to the technical field of injection molds, in particular to a plastic injection molding mold.

Background

The mould refers to various moulds and tools for obtaining required products by injection moulding, blow moulding, extrusion, die casting or forging, smelting, stamping and other methods in industrial production, in short, the mould is a tool for manufacturing molded articles, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly by changing the physical state of the molded materials, and injection molding moulds are used in the production process of plastic parts.

The Chinese patent discloses a plastic injection molding die, the publication number is CN 212795719U, and the technical scheme disclosed in the patent document is as follows: the die comprises a die body, the lower fixed surface of die body is connected with the base, the lower surface four corners of base is all set up flutedly, motor groove has been seted up at the lower surface middle part of base, two through-holes have all been seted up to the left and right sides in motor groove.

In order to solve the problem that the existing plastic injection molding die cannot be conveniently moved, the prior art adopts a mode of exposing a moving wheel which drives a moving plate to drive the bottom end of a cylinder to process, but the condition of lower production efficiency can also occur, after injection is completed, demolding treatment can be performed after the injected material is required to be naturally cooled, in the process, the waiting time is long, and the production efficiency is seriously influenced.

Disclosure of Invention

The present utility model is directed to a plastic injection molding mold, which solves the above-mentioned problems.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a plastic injection molding mould, includes the support base, the top of support base is provided with quick cooling mechanism and storage mechanism.

The rapid cooling mechanism comprises a height adjusting unit and a flowing water cooling unit, and the storage mechanism comprises a heat storage unit and a mixing unit.

The mobile water cooling unit comprises a supporting foot rest fixedly installed at the top of a supporting base, a supporting base is fixedly installed at the top of the supporting foot rest, a welding frame is fixedly installed at the top of the supporting base, hollow square tubes are fixedly installed on two sides of the inner wall of the welding frame, an internal thread pipe fitting is fixedly connected to the top of each hollow square tube, and a diversion nozzle is fixedly connected to the outer wall of each hollow square tube.

The technical scheme of the utility model is further improved as follows: the height adjusting unit comprises a stepping telescopic rod main body fixedly installed at the top of the supporting base, the moving end of the stepping telescopic rod main body extends to the top of the supporting base and is fixedly connected with a lower die main body, a smooth rod is welded at the top of the lower die main body, and an upper die main body is movably connected at the top of the lower die main body.

The technical scheme of the utility model is further improved as follows: the outer wall of smooth pole and the inner wall sliding connection of last mould main part, the welding foot has been welded at the top of last mould main part, the top fixed mounting of welding foot has the ferroalloy piece.

The technical scheme of the utility model is further improved as follows: the heat accumulation storage unit comprises a storage cylinder, wherein the storage cylinder is fixedly arranged at the top of the support base and positioned at the left side of the support foot rest, and an electric heating assembly is arranged in the storage cylinder.

The technical scheme of the utility model is further improved as follows: the bottom of the storage cylinder is fixedly connected with a discharge valve pipe, and the top of the storage cylinder is detachably connected with a sealing cover.

The technical scheme of the utility model is further improved as follows: the mixing unit comprises a driving motor, the driving motor is fixedly arranged on the front surface of the storage cylinder, an output shaft of the driving motor extends into an inner cavity of the storage cylinder and is fixedly connected with a rotating shaft, and an extension rod is welded on the outer wall of the rotating shaft.

The technical scheme of the utility model is further improved as follows: the one end that the extension rod kept away from the pivot is fixed mounting has scrapes the wall strip, fixed mounting has stirring inner panel on the outer wall of pivot.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a plastic injection molding die, which can move down a lower die body into an inner cavity of a welding frame in a contracted state through the design of a stepping telescopic rod main body, can be connected with an external pump through an internal thread pipe fitting, further enables ice water to be sprayed out through a hollow square pipe, enables flowing ice water to be contacted with the outer wall of the lower die body, further realizes the function of quickly exchanging heat and cooling injection materials in the lower die body, reduces waiting time of users and improves the efficiency of the structure.

2. The utility model provides a plastic injection molding die, wherein a storage cylinder is used for temporarily storing injection materials, an electric heating assembly is controlled to be electrified, the injection materials in the storage cylinder can be heated, the problem of cooling and solidification of the injection materials is avoided, a rotating shaft can be driven to rotate through the design of a driving motor, a stirring inner plate is synchronously driven to rotate, the function of mixing the materials in the storage cylinder is realized, the problem of precipitation of the materials is avoided, and the practicability of the structure is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the stepping telescopic rod body of the present utility model;

FIG. 3 is a schematic view of a welding frame according to the present utility model;

FIG. 4 is a schematic view of a cut-off structure of a cartridge of the present utility model;

fig. 5 is a schematic view of a portion of a structure of a rotating shaft according to the present utility model.

In the figure: 1. a support base;

2. a rapid cooling mechanism; 21. a support foot rest; 211. a step telescopic rod main body; 22. a receiving base; 23. welding a frame; 231. hollow square tube; 232. an internally threaded tubular member; 233. a diverting nozzle; 24. a lower die body; 25. a smooth rod; 26. an upper die body; 27. welding pins; 28. iron alloy blocks;

3. a storage mechanism; 31. a storage cylinder; 32. an electric heating assembly; 33. a driving motor; 331. a rotating shaft; 332. an extension rod; 333. scraping a wall strip; 334. stirring the inner plate; 34. a discharge valve tube; 35. a closure cap.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-5, the utility model provides a plastic injection molding die, which comprises a supporting base 1, wherein a quick cooling mechanism 2 and a material storage mechanism 3 are arranged at the top of the supporting base 1, the quick cooling mechanism 2 comprises a height adjusting unit and a flowing water cooling unit, the material storage mechanism 3 comprises a heat storage unit and a mixing unit, the flowing water cooling unit comprises a supporting foot stand 21 fixedly arranged at the top of the supporting base 1, a receiving base 22 is fixedly arranged at the top of the supporting foot stand 21, a welding frame 23 is fixedly arranged at the top of the receiving base 22, hollow square tubes 231 are fixedly arranged at both sides of the inner wall of the welding frame 23, the top of the hollow square tubes 231 are fixedly connected with internal thread pipe fittings 232, a diversion nozzle 233 is fixedly connected to the outer wall of the hollow square tubes 231, and the external water pump is controlled to work in advance through the internal thread pipe fittings 232, so that cold water flows through the welding frame 23, and the quick cooling function is completed.

Example 2

As shown in fig. 1-5, on the basis of embodiment 2, the present utility model provides a technical solution: preferably, the height adjusting unit comprises a stepping telescopic rod main body 211 fixedly installed at the top of the supporting base 1, the moving end of the stepping telescopic rod main body 211 extends to the top of the supporting base 22 and is fixedly connected with a lower die main body 24, a smooth rod 25 is welded at the top of the lower die main body 24, an upper die main body 26 is movably connected at the top of the lower die main body 24, the outer wall of the smooth rod 25 is slidably connected with the inner wall of the upper die main body 26, a welding foot 27 is welded at the top of the upper die main body 26, an iron alloy block 28 is fixedly installed at the top of the welding foot 27, the stepping telescopic rod main body 211 is controlled to shrink, the lower die main body 24 can be moved into the welding frame 23, after cooling is finished, the stepping telescopic rod main body 211 is controlled to stretch to drive the lower die main body 24 to reset, then an electromagnet is matched through an external lifting device, the upper die main body 26 is lifted, and then a plastic part can be taken out.

Example 3

As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the heat accumulation storage unit includes a storage barrel 31, a storage barrel 31 is fixedly installed at the top of a support base 1 and is located at the left side of a support foot rest 21, an electric heating component 32 is arranged in the storage barrel 31, a discharge valve tube 34 is fixedly connected to the bottom of the storage barrel 31, a sealing cover 35 is detachably connected to the top of the storage barrel 31, the mixing unit comprises a driving motor 33, the driving motor 33 is fixedly installed on the front face of the storage barrel 31, an output shaft of the driving motor 33 extends to an inner cavity of the storage barrel 31 and is fixedly connected with a rotating shaft 331, an extension rod 332 is welded on the outer wall of the rotating shaft 331, a scraping wall 333 is fixedly installed at one end, far away from the rotating shaft 331, of the extension rod 332, a stirring inner plate 334 is fixedly installed on the outer wall of the rotating shaft 331, the sealing cover 35 can be opened to add injection material into the storage barrel 31, the electric heating component 32 is controlled to heat the injection material, the driving motor 33 is controlled to rotate, the stirring inner plate 334 is driven to rotate, the rotating shaft 331 is simultaneously driven to rotate, the extension rod 332 is driven to scrape the storage barrel 31 by the scraping wall 333.

The working principle of the plastic injection molding mold is specifically described below.

As shown in fig. 1-5, the sealing cover 35 is opened to add injection materials into the material storage barrel 31, the electric heating assembly 32 is controlled to work to heat the injection materials, the driving motor 33 is controlled to work to mix the injection materials, two ends of the external injection pump are respectively connected to the tops of the material discharge valve tube 34 and the upper die main body 26, the external injection pump is controlled to work, the injection materials can be injected into the inner cavities of the lower die main body 24 and the upper die main body 26, the stepping telescopic rod main body 211 is controlled to shrink, the lower die main body 24 is moved into the welding frame 23, the internal thread pipe fitting 232 is connected with the external water pump in advance, and the external water pump is controlled to work, so that cold water flows through the welding frame 23, and the rapid cooling function is completed.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. Plastic injection molding mould, including supporting base (1), its characterized in that: the top of the supporting base (1) is provided with a rapid cooling mechanism (2) and a storage mechanism (3);

the rapid cooling mechanism (2) comprises a height adjusting unit and a flowing water cooling unit, and the storage mechanism (3) comprises a heat storage unit and a mixing unit;

the mobile water cooling unit comprises a supporting foot rest (21) fixedly installed at the top of a supporting base (1), a supporting base (22) is fixedly installed at the top of the supporting foot rest (21), a welding frame (23) is fixedly installed at the top of the supporting base (22), hollow square pipes (231) are fixedly installed on two sides of the inner wall of the welding frame (23), an internal thread pipe fitting (232) is fixedly connected to the top of each hollow square pipe (231), and a diversion nozzle (233) is fixedly connected to the outer wall of each hollow square pipe (231).

2. A plastic injection molding die as claimed in claim 1, wherein: the height adjusting unit comprises a stepping telescopic rod main body (211) fixedly mounted at the top of the supporting base (1), the moving end of the stepping telescopic rod main body (211) extends to the top of the supporting base (22) and is fixedly connected with a lower die main body (24), a smooth rod (25) is welded at the top of the lower die main body (24), and an upper die main body (26) is movably connected at the top of the lower die main body (24).

3. A plastic injection molding die as claimed in claim 2, wherein: the outer wall of smooth pole (25) and the inner wall sliding connection of last mould main part (26), the top welding of last mould main part (26) has welded foot (27), the top fixed mounting of welded foot (27) has ferroalloy piece (28).

4. A plastic injection molding die as claimed in claim 1, wherein: the heat storage unit comprises a storage cylinder (31), wherein the storage cylinder (31) is fixedly arranged at the top of the support base (1) and positioned at the left side of the support foot stool (21), and an electric heating assembly (32) is arranged in the storage cylinder (31).

5. A plastic injection molding die as defined in claim 4, wherein: the bottom of the storage barrel (31) is fixedly connected with a discharge valve pipe (34), and the top of the storage barrel (31) is detachably connected with a closing cap (35).

6. A plastic injection molding die as defined in claim 4, wherein: the mixing unit comprises a driving motor (33), the driving motor (33) is fixedly arranged on the front surface of the storage barrel (31), an output shaft of the driving motor (33) extends into an inner cavity of the storage barrel (31) and is fixedly connected with a rotating shaft (331), and an extension rod (332) is welded on the outer wall of the rotating shaft (331).

7. A plastic injection molding die as defined in claim 6, wherein: one end of the extension rod (332) far away from the rotating shaft (331) is fixedly provided with a scraping wall strip (333), and the outer wall of the rotating shaft (331) is fixedly provided with a stirring inner plate (334).