CN213890957U

CN213890957U - Water injection and drainage device for injection molding process

Info

Publication number: CN213890957U
Application number: CN202021900667.4U
Authority: CN
Inventors: 王玉军; 黄俏颖; 姚光云; 高陈江
Original assignee: Foshan Nanhai Mercian Auto Parts Co ltd
Current assignee: Foshan Nanhai Mercian Auto Parts Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-08-06
Anticipated expiration: 2030-09-03

Abstract

The utility model provides a drainage device is annotated to injection molding process, including the faucet, the fixture block, the outlet, the set casing, sealed head, the intake pipe, the dead lever, a spring, sealing washer and seal groove, the set casing top is equipped with the faucet, set casing annular side upside is equipped with the fixture block, the outlet is installed in the inside left side of set casing, the water inlet up end is provided with the inlet tube, the inlet tube is fixed at the faucet under the terminal surface, sealed head is installed on the faucet right side, the intake pipe is installed on the inlet tube right side, the annular side upside is provided with the dead lever in the inlet tube, the terminal surface is equipped with the spring under the dead lever, the terminal surface is provided with the sealing washer under the sealed head, the seal groove has been seted up to the faucet up end, this design has solved the slow problem of drainage device drainage speed is annotated to original injection molding process, the utility model discloses rational in infrastructure, it is effectual to mould plastics, drainage efficiency is high.

Description

Water injection and drainage device for injection molding process

Technical Field

The utility model relates to a drainage device is annotated to injection molding process belongs to injection moulding equipment technical field.

Background

The injection molding process requires the following procedures: injecting the melt; injecting water and replacing the core; maintaining the water pressure of the pressure maintaining section; releasing the pressure and draining the water; and (6) demolding. The process of utilizing water injection drainage forms cavity injection moulding product among the process of moulding plastics, and the principle is assisted to water: the gas (usually nitrogen) that blows off the melt is replaced by water, water-assisted injection molding being a development of the gas injection technique. Water-assisted injection molding occurs in different forms. During blowing, the mold cavity is partially filled with melt, and then the gas expands (blows) until the mold cavity is filled.

In the prior art, the drainage of the existing injection molding process water injection and drainage device is not fast enough, the injected water needs to be discharged after the injection molding cooling is completed, the drainage speed influences the processing efficiency, the drainage efficiency of the existing injection and drainage device influences the processing flow slowly, and the problem that the existing injection molding process water injection and drainage device is needed to solve is urgently needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a drainage device is annotated to injection moulding process to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite mounting of being convenient for, drainage efficiency is high.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an injection and drainage device for injection molding process comprises a water outlet head, a clamping block, a rapid drainage mechanism, a fixing ring, a water inlet, a water outlet and a fixing shell, wherein the water outlet head is arranged at the top of the fixing shell, the clamping block is arranged on the upper side of the annular side surface of the fixing shell, the rapid drainage mechanism is arranged on the right side inside the fixing shell, the fixing ring is arranged on the annular side surface of the fixing shell, the water inlet is arranged at the bottom of the fixing shell, the water outlet is arranged on the left side inside the fixing shell, a water inlet pipe is arranged on the upper end surface of the water inlet, the water inlet pipe is fixed on the lower end surface of the water outlet head, the rapid drainage mechanism comprises a sealing head, an air inlet pipe, an air inlet, a fixing rod, a spring, a sealing ring and a sealing groove, the sealing head is arranged on the right side of the water outlet head, the air inlet pipe is arranged on the right side of the lower end surface of the air inlet pipe, the fixing rod is arranged on the upper side of the annular side surface inside the air inlet pipe, the lower end face of the fixed rod is provided with a spring, the lower end face of the sealing head is provided with a sealing ring, and the upper end face of the water outlet head is provided with a sealing groove.

Furthermore, the water inlet, the water outlet and the annular side face of the air inlet are provided with external threads.

Furthermore, the sealing ring specification is matched with the sealing groove specification, and the sealing head is hermetically connected with the sealing groove through the sealing ring.

Further, the retaining ring is equipped with two, and two solid fixed ring specifications are the same, and two solid fixed ring symmetries are installed both sides around the set casing, the fixture block is equipped with four, and four fixture block specifications are the same, and four fixture block equidistance are installed at set casing annular side upside.

Furthermore, a baffle is arranged at the top of the fixing rod, and the diameter of the baffle is the same as that of the spring.

Furthermore, the water outlet head is of a conical structure.

The utility model has the advantages that: the utility model discloses a drainage device is annotated to injection molding process, because of the utility model discloses added sealed head, intake pipe, air inlet, dead lever, spring, sealing washer and seal groove, this design can be discharged the water of die cavity fast, has solved the slow problem of drainage device drainage rate is annotated to original injection molding process, has improved the utility model discloses a drainage efficiency.

Because of the water inlet, outlet and air inlet annular side all are equipped with the external screw thread, this design is convenient to be connected external equipment, also facilitate the use simultaneously sealed lid seals it, because of sealing washer specification and seal groove specification phase-match, sealed head passes through sealing washer and seal groove sealing connection, this design has improved the sealed effect of sealed head, gu fixed ring is equipped with two, and two solid fixed ring specifications are the same, two solid fixed ring symmetric installations are in the both sides around the set casing, the fixture block is equipped with four, and four fixture block specifications are the same, four fixture block equidistance are installed at set casing annular side upside, this design has improved the installation steadiness of set casing, the utility model discloses rational in infrastructure, it is effectual to mould plastics, and drainage efficiency is high.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of an injection and drainage device of the injection molding process of the present invention;

FIG. 2 is a schematic structural view of a quick drainage mechanism in the injection and drainage device of the injection molding process of the present invention;

FIG. 3 is a schematic structural view of a sealing head in the water injection and drainage device of the injection molding process of the present invention;

in the figure: 1-water outlet head, 2-fixture block, 3-rapid drainage mechanism, 4-fixing ring, 5-water inlet, 6-water outlet, 7-fixing shell, 11-water inlet pipe, 31-sealing head, 32-air inlet pipe, 33-air inlet, 34-fixing rod, 35-spring, 36-sealing ring and 37-sealing groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a drainage device is annotated to injection molding process, including the hydrooutlet 1, fixture block 2, quick drainage mechanism 3, solid fixed ring 4, water inlet 5, outlet 6 and set casing 7, 7 tops of set casing are equipped with hydrooutlet 1, 7 annular side upsides of set casing are equipped with fixture block 2, 7 inside right sides of set casing are equipped with quick drainage mechanism 3, 7 annular side-mounting of set casing have solid fixed ring 4, water inlet 5 is installed in 7 bottoms of set casing, outlet 6 is installed in 7 inside left sides of set casing, 5 up ends of water inlet are provided with inlet tube 11, inlet tube 11 is fixed at hydrooutlet 1 lower terminal surface.

Quick drainage mechanism 3 is including sealed head 31, intake pipe 32, air inlet 33, dead lever 34, spring 35, sealing washer 36 and seal groove 37, sealed head 31 is installed on play water head 1 right side, intake pipe 32 is installed on inlet tube 11 right side, air inlet 33 is installed on intake pipe 32 lower extreme surface right side, annular side upside is provided with dead lever 34 in the intake pipe 32, the terminal surface is equipped with spring 35 under the dead lever 34, the terminal surface is provided with sealing washer 36 under the sealed head 31, seal groove 37 has been seted up to play water 1 up end of water head, this design can be fast with the water of die cavity discharge, the slow problem of the drainage rate of original injection moulding process water injection drainage device has been solved.

Water inlet 5, outlet 6 and air inlet 33 annular side all are equipped with the external screw thread, 36 specifications of sealing washer and 37 specifications phase-matches of seal groove, sealed head 31 passes through sealing

washer

36 and 37 sealing connection of seal groove, solid fixed ring 4 is equipped with two, and two solid fixed ring 4 specifications are the same, two solid fixed ring 4 symmetries are installed in both sides around set casing 7, fixture block 2 is equipped with four, and 2 specifications of four fixture blocks are the same, 2 equidistance of four fixture blocks are installed at 7 annular side upsides of set casing, the top of dead lever 34 is equipped with the baffle, and the baffle diameter is the same with spring 35 diameter, water outlet 1 is the taper structure.

As an embodiment of the present invention: a worker fixes a fixed shell 7 at the lower side of injection molding equipment through a fixture block 2, then installs, reinforces and protects the fixed shell 7 through a fixed ring 4, then accesses high-pressure water delivery equipment through a water inlet 5, water flows into a water outlet 1 through a water inlet pipe 11, then flows into an injection mold cavity through the water outlet 1, after injection molding is completed, accesses a high-pressure gas delivery device through a gas inlet 33, gas flows into a gas inlet pipe 32 through the gas inlet 33 and then blows to the lower side of a sealing head 31, the high-pressure gas blows up the sealing head 31, the sealing head 31 moves upwards to compress a spring 35 at the lower side of a fixed rod 34, the gas enters the mold cavity through the lower side of the sealing head 31 to press water in the mold cavity, the water flows back to the water inlet pipe 11 through the water outlet 1 and then is discharged through a water outlet 6, after water is tightly clamped, the high-pressure gas delivery device is disconnected, the spring 35 rebounds to drive the sealing head 31 to move downwards, and a sealing ring 36 at the lower end face of the sealing head 31 is arranged in a sealing groove 37, the sealed effect of sealed head 31 has been improved, the utility model discloses a drainage efficiency has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a drainage device is annotated to injection molding process, includes outlet head, fixture block, quick drainage mechanism, solid fixed ring, water inlet, outlet and set casing, its characterized in that: the water outlet head is arranged at the top of the fixed shell, the fixture block is arranged on the upper side of the annular side face of the fixed shell, the rapid drainage mechanism is arranged on the right side in the fixed shell, the fixed ring is arranged on the annular side face of the fixed shell, the water inlet is arranged at the bottom of the fixed shell, the water outlet is arranged on the left side in the fixed shell, the upper end face of the water inlet is provided with the water inlet pipe, and the water inlet pipe is fixed on the lower end face of the water outlet head;

quick drainage mechanism includes sealed head, intake pipe, air inlet, dead lever, spring, sealing washer and seal groove, sealed head installs on the play hydrographic head right side, the intake pipe is installed on the inlet tube right side, the air inlet is installed on intake pipe lower extreme surface right side, annular side upside is provided with the dead lever in the intake pipe, the terminal surface is equipped with the spring under the dead lever, terminal surface is provided with the sealing washer under the sealed head, the seal groove has been seted up to the play hydrographic head up end.

2. The water injection and drainage device for the injection molding process according to claim 1, wherein: and external threads are arranged on the water inlet, the water outlet and the annular side surface of the air inlet.

3. The water injection and drainage device for the injection molding process according to claim 1, wherein: the sealing ring specification and the sealing groove specification are matched, and the sealing head is hermetically connected with the sealing groove through the sealing ring.

4. The water injection and drainage device for the injection molding process according to claim 1, wherein: the retaining ring is equipped with two, and two solid fixed ring specifications are the same, and two solid fixed ring symmetries are installed both sides around the set casing, the fixture block is equipped with four, and four fixture block specifications are the same, and four fixture block equidistance are installed at set casing annular side upside.

5. The water injection and drainage device for the injection molding process according to claim 1, wherein: the top of the fixed rod is provided with a baffle, and the diameter of the baffle is the same as that of the spring.

6. The water injection and drainage device for the injection molding process according to claim 1, wherein: the water outlet head is of a conical structure.