CN219114647U

CN219114647U - Valve body die

Info

Publication number: CN219114647U
Application number: CN202223151777.7U
Authority: CN
Inventors: 李家庆; 李家俊; 单通; 杨磊
Original assignee: Ma'anshan Gangyan Special Steel Co ltd
Current assignee: Ma'anshan Gangyan Special Steel Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-06-02
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a valve body die, which comprises a base, wherein the upper end of the base is fixedly connected with a heat dissipation mechanism, the upper end of the heat dissipation mechanism is fixedly connected with a male die, the inner lower part of the male die is provided with an ejection mechanism, the upper end of the male die is provided with a female die, the middle part of the female die is fixedly connected with an injection molding port, the ejection mechanism comprises an ejection seat, limit sliding cylinders are uniformly distributed in the middle part of the ejection seat, ejector pins are slidably connected in openings at the upper end of liquid inlets, and the middle part of the front end of the ejection seat is communicated with the liquid inlets. According to the valve body die, the heat dissipation mechanism and the ejection mechanism are matched, so that the plastic valve body formed by injection molding and cooling is automatically ejected, and the manufacturing efficiency of the plastic valve body is improved.

Description

Valve body die

Technical Field

The utility model relates to the technical field of dies, in particular to a valve body die.

Background

The valve is a device for controlling the direction, pressure, and flow rate of a fluid in a fluid system, and is a device for allowing or stopping the flow of a medium (liquid, gas, or powder) in a pipe or a device and controlling the flow rate. The valve body is a main component of the valve. Common materials of the valve body are cast iron, cast steel, stainless steel, carbon steel, plastic, copper and the like, and the plastic valve body has quite wide use due to stable performance and low cost.

In the production process of a plastic valve body, a valve body forming die is generally formed in a die injection molding mode, for example, a valve body forming die disclosed by publication No. CN216540813U, and relates to the field of dies, and the valve body forming die comprises a mounting seat, a lower die holder, an upper die holder and a die cavity; the utility model discloses with solve current valve body forming die and need take off the mould through manual mode after pouring, the mould weight of the great valve body of preparation is great to inconvenient the die sinking of carrying out, also more laborious problem simultaneously, but injection moulding's plastics valve body takes off the difficulty on the public mould, generally need use the drawing of patterns sword to carry out the drawing of patterns, be unfavorable for the efficiency of mould injection moulding production.

Disclosure of Invention

The utility model mainly aims to provide a valve body die which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a valve body mould, includes base and inlet, the upper end fixedly connected with cooling mechanism of base, cooling mechanism's upper end fixedly connected with male mould, the interior lower part of male mould is provided with ejection mechanism, the upper end of male mould is provided with the master model, the middle part fixedly connected with of master model is moulded plastics the mouth, ejection mechanism includes ejecting seat, ejecting seat's middle part evenly distributed has spacing slide cylinder, equal sliding connection has the thimble in the upper end opening of inlet, ejecting seat's front end middle part intercommunication has the inlet.

Preferably, the heat dissipation mechanism comprises a cooling bin, a water pump is fixedly connected to the middle part of the inner bottom wall of the cooling bin, a liquid guide pipe is communicated with the water outlet end of the water pump, a three-way valve is communicated with the upper end of the liquid guide pipe, a communicating pipe is communicated with the left end of the three-way valve, and a shunt pipe is communicated with the right end of the three-way valve.

Preferably, the lower end of the ejection seat is fixedly connected to the middle part of the upper end of the cooling bin, and the lower ends of the limiting sliding cylinders are communicated with the inside of the ejection seat.

Preferably, the outer Zhou Jun of the thimble is slidably connected inside the male die, and the front end of the liquid inlet is communicated with the upper end of the communicating pipe.

Preferably, the rear end periphery fixed connection of three-way valve is in the front end upside middle part opening of cooling storehouse, the upper end of shunt tubes all with the right-hand member intercommunication of front side coolant liquid import and export, the rear side the coolant liquid import and export all communicates with the inside of cooling storehouse through the back flow, the upper end middle part and the four corners of ejecting seat are all fixedly connected with support column, the upper end of support column is all fixedly connected with in the lower extreme opening upside of public mould.

Preferably, the middle parts around the lower end of the female die are fixedly connected with limiting columns, and the outer Zhou Jun of each limiting column is slidably connected in the opening in the middle around the upper end of the male die.

Compared with the prior art, the utility model has the following beneficial effects:

starting a water pump in the cooling bin, pumping the cooling liquid into cooling grooves of a female die and a male die through a liquid guide pipe, a three-way valve, a cooling liquid inlet and a cooling liquid outlet, cooling the injection molded plastic valve body, adjusting the water flow of the three-way valve to the female die after cooling, taking down the female die, starting the liquid guide pipe at the bottom in the cooling bin, pumping the cooling liquid into the ejection seat through the liquid guide pipe, the three-way valve, the communicating pipe and the liquid inlet, pushing the thimble to rise after the ejection seat is filled, ejecting the injection molded plastic valve body from the periphery, and matching the cooling mechanism and the ejection mechanism, thereby realizing automatic ejection of the injection molded plastic valve body and improving the manufacturing efficiency of the plastic valve body.

Drawings

FIG. 1 is a schematic perspective view of a valve body mold according to the present utility model;

FIG. 2 is a schematic front cross-sectional view of a valve body mold according to the present utility model;

fig. 3 is a schematic side cross-sectional view of a valve body mold according to the present utility model.

In the figure: 1. a base; 2. a heat dissipation mechanism; 201. a cooling bin; 202. a water pump; 203. a catheter; 204. a three-way valve; 205. a communicating pipe; 206. a shunt; 3. an ejection mechanism; 301. an ejection seat; 302. a liquid inlet; 303. a limit sliding cylinder; 304. a thimble; 4. a male mold; 5. a master mold; 6. an injection molding port; 7. a cooling liquid inlet and outlet; 8. a support column; 9. a limit column; 10. and (5) a return pipe.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a valve body mold comprises a base 1 and a liquid inlet 302, wherein the upper end of the base 1 is fixedly connected with a heat dissipation mechanism 2, the upper end of the heat dissipation mechanism 2 is fixedly connected with a male mold 4, the inner lower part of the male mold 4 is provided with an ejection mechanism 3, the upper end of the male mold 4 is provided with a female mold 5, the middle part of the female mold 5 is fixedly connected with an injection molding opening 6, the ejection mechanism 3 comprises an ejection seat 301, limiting sliding barrels 303 are uniformly distributed in the middle part of the ejection seat 301, ejector pins 304 are uniformly and slidably connected in the opening of the upper end of the liquid inlet 302, and the middle part of the front end of the ejection seat 301 is communicated with the liquid inlet 302.

In this embodiment, the heat dissipation mechanism 2 includes the cooling bin 201, the interior bottom wall middle part fixedly connected with water pump 202 of cooling bin 201, the upper end play water end intercommunication of water pump 202 has catheter 203, the upper end intercommunication of catheter 203 has three-way valve 204, the left end intercommunication of three-way valve 204 has communicating pipe 205, the right-hand member intercommunication of three-way valve 204 has shunt tubes 206, the lower extreme fixed connection of ejecting seat 301 is in the upper end middle part of cooling bin 201, the lower extreme of spacing slide 303 all communicates with ejecting seat 301, the outside Zhou Jun sliding connection of thimble 304 is in the inside of public mould 4, the front end of inlet 302 communicates with communicating pipe 205's upper end.

Specifically, the female die 5 is placed at the upper end of the male die 4, molten plastic is injected into a cavity formed by the female die 5 and the male die 4 through the injection port 6, the water pump 202 in the cooling bin 201 is started, the cooling liquid is pumped into cooling grooves of the female die 5 and the male die 4 through the liquid guide tube 203, the three-way valve 204 and the shunt tube 206 as well as the cooling liquid inlet 7, the injection molded plastic valve body is cooled, after cooling is completed, the water flow of the three-way valve 204 is regulated to lead the female die 5 to be taken down, the liquid guide tube 203 at the bottom in the cooling bin 201 is started, the cooling liquid is pumped into the ejection seat 301 through the liquid guide tube 203, the three-way valve 204, the communication tube 205 and the liquid inlet 302, after the ejection seat 301 is filled up, the cooling liquid enters the inside of the limiting slide tube 303, the ejector pin 304 is pushed to rise, the injection molded plastic valve body is ejected from the periphery, the automatic ejection of the injection molded plastic valve body is realized through the cooperation of the heat dissipation mechanism 2 and the ejection mechanism 3, and the manufacturing efficiency of the plastic valve body is improved.

In this embodiment, the rear end periphery fixed connection of three-way valve 204 is in the front end upside middle part opening of cooling storehouse 201, the upper end of shunt tubes 206 all with the right-hand member intercommunication of front side coolant liquid import and export 7, the rear side coolant liquid import and export 7 and all communicate with the inside of cooling storehouse 201 through back flow 10, the upper end middle part and the four corners of ejecting seat 301 are all fixedly connected with support column 8, the upper end of support column 8 is all fixedly connected with in the lower extreme opening upside of public mould 4, the lower extreme middle part all fixedly connected with spacing post 9 all around of female mould 5, the outer Zhou Jun sliding connection of spacing post 9 is in the middle part opening all around the upper end of public mould 4.

Specifically, the limit post 9 limits the male die 4 and the female die 5, so that the injection molding plastic valve body is more accurate, the support post 8 is used for supporting connection between the cooling bin 201 and the male die 4, and the return pipe 10 is used for returning cooling liquid in the cooling grooves of the male die 4 and the female die 5 to the cooling bin 201 through the rear side cooling liquid inlet and outlet 7 for cooling, and the recycling is realized.

Working principle:

firstly, the female die 5 is placed at the upper end of the male die 4, molten plastic is injected into a cavity formed by the female die 5 and the male die 4 through an injection port 6, a water pump 202 in a cooling bin 201 is started, a liquid is pumped into cooling grooves of the female die 5 and the male die 4 through a liquid guide pipe 203, a three-way valve 204, a shunt pipe 206 and a cooling liquid inlet 7, the injection molded plastic valve body is cooled, after cooling is finished, a water flow of the three-way valve 204 is adjusted to lead the female die 5 to be taken down, the liquid guide pipe 203 at the bottom in the cooling bin 201 is started, the liquid guide pipe 203 is pumped into an ejection seat 301 through the liquid guide pipe 203, the three-way valve 204, the communicating pipe 205 and a liquid inlet 302, after the ejection seat 301 is filled up, the cooling liquid enters the inside of a limiting slide cylinder 303, a thimble 304 is pushed to rise, the injection molded plastic valve body is ejected from the periphery, the injection molded plastic valve body is automatically ejected through the cooperation of a heat dissipation mechanism 2 and an ejection mechanism 3, and the manufacturing efficiency of the plastic valve body is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a valve body mould, includes base (1) and inlet (302), its characterized in that: the novel plastic injection molding machine is characterized in that the upper end of the base (1) is fixedly connected with the heat dissipation mechanism (2), the upper end of the heat dissipation mechanism (2) is fixedly connected with the male die (4), the ejector mechanism (3) is arranged at the inner lower part of the male die (4), the female die (5) is arranged at the upper end of the male die (4), the injection molding opening (6) is fixedly connected with the middle part of the female die (5), the ejector mechanism (3) comprises an ejector seat (301), limiting sliding cylinders (303) are uniformly distributed in the middle part of the ejector seat (301), ejector pins (304) are uniformly and slidably connected in the opening at the upper end of the liquid inlet (302), and the liquid inlet (302) is communicated with the middle part of the front end of the ejector seat (301).

2. A valve body mold according to claim 1, characterized in that: the cooling mechanism (2) comprises a cooling bin (201), a water pump (202) is fixedly connected to the middle part of the inner bottom wall of the cooling bin (201), a liquid guide pipe (203) is communicated with the water outlet end of the upper end of the water pump (202), a three-way valve (204) is communicated with the upper end of the liquid guide pipe (203), a communicating pipe (205) is communicated with the left end of the three-way valve (204), and a shunt pipe (206) is communicated with the right end of the three-way valve (204).

3. A valve body mold according to claim 1, characterized in that: the lower end of the ejection seat (301) is fixedly connected to the middle of the upper end of the cooling bin (201), and the lower ends of the limiting sliding cylinders (303) are communicated with the inside of the ejection seat (301).

4. A valve body mold according to claim 1, characterized in that: the outer Zhou Jun of thimble (304) sliding connection is in the inside of public mould (4), the front end of inlet (302) communicates with communicating pipe (205) upper end.

5. A valve body mold according to claim 2, characterized in that: the rear end periphery fixed connection of three-way valve (204) is in the front end upside middle part opening of cooling storehouse (201), the upper end of shunt tubes (206) all with the right-hand member intercommunication of front side coolant liquid import and export (7), the rear side coolant liquid import and export (7) all through back flow (10) with the inside intercommunication of cooling storehouse (201), the equal fixedly connected with support column (8) in upper end middle part and four corners of ejecting seat (301), the equal fixed connection in lower extreme opening upside of public mould (4) of upper end of support column (8).

6. A valve body mold according to claim 1, characterized in that: the lower end of the female die (5) is fixedly connected with a limiting column (9) at the middle part around, and the outer Zhou Jun of the limiting column (9) is connected in an opening at the middle part around the upper end of the male die (4) in a sliding manner.