CN212097307U

CN212097307U - Precise pouring liquid circulating device for injection mold

Info

Publication number: CN212097307U
Application number: CN202020431625.4U
Authority: CN
Inventors: 黄红伟; 张小华; 倪坚
Original assignee: Hangzhou Kaimei Mold Co ltd
Current assignee: Hangzhou Kaimei Mold Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-12-08
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a liquid circulating device is pour to accurate formula for injection mold, the side of feeding end is from last to the fixed box of fixedly connected with and the gasbag down in proper order, and the surface of gasbag respectively with the internal surface of fixed box and the top crimping of mould, the kerve has been seted up to the side of fixed box, the bottom of fixed box and the top crimping of mould, the utility model relates to a mould technical field. This a liquid circulating device is pour to accurate formula for injection mold, the fixed box is injectd the position of gasbag, when the gasbag is inside to inflate the inflation, tightly extrude on the mould under the effect of fixed box, the contact position to mould and feeding end seals, prevent to pour the liquid and spill, make simultaneously and form sealed cavity between feeding end and the second through-hole inner chamber, under the air pressure effect in the cavity, further prevent to pour the liquid and spill, common injection mold has been solved when using, pour the problem that the liquid spills from the position that gets into the mould easily.

Description

Precise pouring liquid circulating device for injection mold

Technical Field

The utility model relates to the technical field of mold, specifically be a liquid circulating device is pour to accurate formula for injection mold.

Background

The die is used for manufacturing a formed article, and the die is composed of various parts, different dies are composed of different parts, the different dies are simply named as 'industrial mother', and the die is used for making a blank into a finished piece with a specific shape and size under the action of external force and is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy piece pressing and pressure casting, and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like.

When producing the mould through injection mold, need pour the liquid of pouring in the mould, common mode of pouring is difficult to ensure to pour the liquid when being discharged, get into in the mould completely, appear a small part weeping easily, cause the waste, and the later stage is difficult to handle, pour the liquid in can filling up the mould in order to ensure, generally pour from a position, another position is responsible for the inside air of discharging, but after the inside pouring liquid of pouring of mould, there is a small amount of liquid of pouring to spill from the position of exhaust air, common device is difficult to retrieve it, cause the waste.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a liquid circulating device is pour to accurate formula for injection mold has solved common injection mold when using, pours the liquid and spills and can not pour the liquid to the small part that spills from the exhaust air position from the position that gets into the mould easily and carry out the problem of retrieving.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a liquid circulating device is pour to accurate formula for injection mold, includes first through-hole and the second through-hole that liquid case, mould and mould top were seted up, the internal surface sliding connection of second through-hole has the feeding end, the side of feeding end is from last to the fixed box of fixedly connected with and the gasbag down in proper order, and the surface of gasbag respectively with the internal surface of fixed box and the top crimping of mould, the side channel has been seted up to the side of fixed box, the bottom of fixed box and the top crimping of mould, the internal surface sliding connection in side channel has the trachea, the tracheal left end communicates with the internal surface of gasbag.

Preferably, the top of the mold is fixedly connected with an L-shaped rod, and the side surface of the L-shaped rod is slidably connected with the side surface of the fixing box.

Preferably, a fixing column is fixedly connected to the side face of the fixing box, and the side face of the fixing column is in sliding connection with the side face of the L-shaped rod.

Preferably, the top of the die is connected with a collecting cylinder in a pressing mode, the bottom of the collecting cylinder is provided with a material hole communicated with the inner cavity of the first through hole, and the bottom of the collecting cylinder is fixedly connected with an annular convex block in sliding connection with the inner surface of the first through hole.

Preferably, the inside of the collecting cylinder is fixedly connected with a baffle, and an air hole is formed in the joint of the bottom of the baffle and the bottom of the inner cavity of the collecting cylinder.

Preferably, the inner cavity of the collecting cylinder is pressed with a plug cover, and the inner cavity of the plug cover is fixedly connected with a filter screen.

Preferably, the top of the liquid tank is communicated with a communicating pipe communicated with the inner cavity of the collecting barrel, and the left side of the liquid tank is fixedly connected with an air pump communicated with the inner cavity of the liquid tank.

Preferably, the top of the liquid tank is fixedly connected with a material conveying pump communicated with the inner cavity of the liquid tank, and the output end of the material conveying pump is communicated with the inner cavity of the feeding end head through a material conveying pipe.

Advantageous effects

The utility model provides a liquid circulating device is pour to accurate formula for injection mold. Compared with the prior art, the method has the following beneficial effects:

1. the precise casting liquid circulating device for the injection mold is characterized in that a feeding end is connected to the inner surface of a second through hole in a sliding mode, a fixing box and an air bag are fixedly connected to the side surface of the feeding end from top to bottom in sequence, the outer surface of the air bag is respectively in compression joint with the inner surface of the fixing box and the top of a mold, a side groove is formed in the side surface of the fixing box, the bottom of the fixing box is in compression joint with the top of the mold, an air pipe is connected to the inner surface of the side groove in a sliding mode, the left end of the air pipe is communicated with the inner surface of the air bag, the position of the air bag is limited by the fixing box, when the air bag is inflated and expanded, the air bag is tightly extruded on the mold under the action of the fixing box, the contact position of the mold and the feeding end is sealed, leakage of casting liquid is prevented, a, the problem of common injection mold when using, pour the position that liquid spills from getting into the mould easily is solved.

2. This a liquid circulating device is pour to accurate formula for injection mold, there is the surge drum through the top crimping at the mould, the material hole with the inner chamber intercommunication of first through-hole is seted up to the bottom of surge drum, the inside fixedly connected with baffle of surge drum, the gas pocket has been seted up to the bottom of baffle and the junction of surge drum inner chamber bottom, the top intercommunication of liquid case has the communicating pipe with the inner chamber intercommunication of surge drum, the left side fixedly connected with of liquid case and the air pump of the inner chamber intercommunication of liquid case, the air pump makes external gas pass through the gas pocket, gaseous speed is accelerated in material hole department, produce the negative pressure, at the negative pressure drive pour liquid and get into the surge drum, rethread connecting pipe gets into the liquid case, retrieve pouring liquid, common injection mold when using has been solved, can not pour the problem of retrieving to the small part of liquid that spills from the exhaust air position.

Drawings

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

FIG. 2 is a sectional view of the structure of the collecting cylinder of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a liquid tank; 2. a mold; 3. a first through hole; 4. a second through hole; 5. a feed end; 6. a fixing box; 7. an air bag; 8. a side groove; 9. an air tube; 10. an L-shaped rod; 11. fixing a column; 12. a collection canister; 13. material holes; 14. an annular projection; 15. a baffle plate; 16. air holes; 17. a plug cover; 18. a filter screen; 19. a communicating pipe; 20. an air pump; 21. a delivery pump; 22. a delivery pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a precise pouring liquid circulating device for an injection mold comprises a liquid tank 1, a mold 2, a first through hole 3 and a second through hole 4 which are formed in the top of the mold 2, a feeding end 5 is connected to the inner surface of the second through hole 4 in a sliding mode, a fixing box 6 and an air bag 7 are fixedly connected to the side surface of the feeding end 5 from top to bottom in sequence, the air bag 7 is made of high-temperature-resistant materials, the outer surface of the air bag 7 is respectively in compression joint with the inner surface of the fixing box 6 and the top of the mold 2, a side groove 8 is formed in the side surface of the fixing box 6, the bottom of the fixing box 6 is in compression joint with the top of the mold 2, an air pipe 9 is connected to the inner surface of the side groove 8 in a sliding mode, the air pipe 9 is communicated with an external gas conveying device, the left end of the air pipe 9 is communicated with the inner surface of the air bag 7, an, the side surface of the L-shaped rod 10 is connected with the side surface of the fixing box 6 in a sliding manner, the side surface of the fixing box 6 is fixedly connected with a fixing column 11, the side surface of the fixing column 11 is connected with the side surface of the L-shaped rod 10 in a sliding manner, the top of the die 2 is connected with a collecting barrel 12 in a pressing manner, when the collecting barrel 12 is placed, an operator can simply press the collecting barrel 12 by using an object around, the bottom of the collecting barrel 12 is provided with a material hole 13 communicated with the inner cavity of the first through hole 3, the bottom of the collecting barrel 12 is fixedly connected with an annular lug 14 connected with the inner surface of the first through hole 3 in a sliding manner, the annular lug 14 limits the moving position of the pouring liquid, the pouring liquid is prevented from moving to the contact position of the collecting barrel 12 and the die 2, a baffle 15 is fixedly connected with the inside of the collecting barrel 12, the connecting part of the bottom of the baffle 15 and the bottom, the gas velocity increases when making through material hole 13, the inner chamber crimping of surge drum 12 has gag 17, the inner chamber fixedly connected with filter screen 18 of gag 17, filter screen 18 filters the gas that gets into surge drum 12, the top intercommunication of liquid tank 1 has the communicating pipe 19 with the inner chamber intercommunication of surge drum 12, the air pump 20 of the left side fixedly connected with of liquid tank 1 and the inner chamber intercommunication of liquid tank 1, air pump 20 and external power electric connection, control through control switch, the top fixedly connected with of liquid tank 1 and the conveying pump 21 of the inner chamber intercommunication of liquid tank 1, conveying pump 21 and external power electric connection, control through control switch, the output of conveying pump 21 passes through conveying pipeline 22 and the inner chamber intercommunication of feed end 5.

And those not described in detail in this specification are well within the skill of those in the art.

During operation, insert feeding end 5 in second through-hole 4, make the top contact of fixed box 6 and mould 2, rotate feeding end 5, make fixed column 11 get into and correspond L type pole 10, aerify gasbag 7 through trachea 9, gasbag 7 surface respectively with the top of mould 2 and the inner chamber in close contact with of fixed box 6, feeding pump 21 carries the liquid of pouring in the liquid case 1 in feeding end 5 through conveying pipeline 22, pour the liquid and pour into in the mould 2, when pouring the liquid and being located first through-hole 3 department, air pump 20 makes outside gas pass through filter screen 18 and gas pocket 16 after through material hole 13, drive the liquid of pouring and get into collection cylinder 12 under the negative pressure effect, rethread connecting pipe 19 gets into liquid case 1, reuse.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid circulating device is pour to accurate formula for injection mold, includes first through-hole (3) and second through-hole (4) that liquid case (1), mould (2) and mould (2) top were seted up, its characterized in that: the internal surface sliding connection of second through-hole (4) has feeding end (5), the side of feeding end (5) is from last to lower fixed box (6) of fixedly connected with and gasbag (7) in proper order, and the surface of gasbag (7) respectively with the internal surface of fixed box (6) and the top crimping of mould (2), side channel (8) have been seted up to the side of fixed box (6), the bottom of fixed box (6) and the top crimping of mould (2), the internal surface sliding connection of side channel (8) has trachea (9), the left end of trachea (9) and the internal surface intercommunication of gasbag (7).

2. The precise casting liquid circulating device for the injection mold according to claim 1, wherein: the top of the die (2) is fixedly connected with an L-shaped rod (10), and the side surface of the L-shaped rod (10) is connected with the side surface of the fixed box (6) in a sliding mode.

3. The precise casting liquid circulating device for the injection mold according to claim 1, wherein: the side face of the fixed box (6) is fixedly connected with a fixed column (11), and the side face of the fixed column (11) is in sliding connection with the side face of the L-shaped rod (10).

4. The precise casting liquid circulating device for the injection mold according to claim 1, wherein: the top crimping of mould (2) has a collecting vessel (12), material hole (13) with the inner chamber intercommunication of first through-hole (3) are seted up to the bottom of collecting vessel (12), the bottom fixedly connected with of collecting vessel (12) and the internal surface sliding connection's of first through-hole (3) annular lug (14).

5. The precise casting liquid circulating device for the injection mold according to claim 4, wherein: the inner part of the collecting cylinder (12) is fixedly connected with a baffle (15), and an air hole (16) is formed in the joint of the bottom of the baffle (15) and the bottom of the inner cavity of the collecting cylinder (12).

6. The precise casting liquid circulating device for the injection mold according to claim 4, wherein: the inner cavity crimping of collection section of thick bamboo (12) has gag (17), the inner chamber fixedly connected with filter screen (18) of gag (17).

7. The precise casting liquid circulating device for the injection mold according to claim 1, wherein: the top of the liquid tank (1) is communicated with a communicating pipe (19) communicated with the inner cavity of the collecting barrel (12), and the left side of the liquid tank (1) is fixedly connected with an air pump (20) communicated with the inner cavity of the liquid tank (1).

8. The precise casting liquid circulating device for the injection mold according to claim 1, wherein: the top fixedly connected with of liquid case (1) has defeated material pump (21) with the inner chamber intercommunication of liquid case (1), the output of defeated material pump (21) passes through conveying pipeline (22) and feeds through with the inner chamber of feeding end (5).