CN216828594U

CN216828594U - Lost foam vacuum negative pressure casting device

Info

Publication number: CN216828594U
Application number: CN202123143105.7U
Authority: CN
Inventors: 陈安社
Original assignee: Yancheng Lizhengjia Electromechanical Co ltd
Current assignee: Yancheng Lizhengjia Electromechanical Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-28
Anticipated expiration: 2031-12-14

Abstract

The application discloses disappearance mould vacuum negative pressure casting device, including base, box, water tank, quick-witted case, rose box, sand box, support frame, filtering mechanism and cooling mechanism, filtering mechanism includes fixed slot, slide and filter screen, rose box inner wall fixed surface connects the fixed slot, fixed slot inner wall sliding surface connects the slide, slide outer wall fixed surface connects the filter screen, cooling mechanism includes water pump and water pipe, the inside water tank that sets up in box bottom, water tank inner wall fixed surface bottom connects the water pump, water pump output end fixed connection water pipe, the inside bottom of water pipe outer wall fixed surface connection sand box. Make when pouring along the inside air of trachea extraction sand box through starting vacuum generator, and the trachea passes through the inside filter screen of rose box, and is convenient for filter liquid impurity and dry sand in the sand box gas, and avoids liquid impurity and dry sand to block up the inside inlet channel of vacuum generator.

Description

Lost foam vacuum negative pressure casting device

Technical Field

The application relates to the field of lost foam, in particular to a vacuum negative pressure casting device for lost foam.

Background

The lost-foam casting is one of casting processes, and is characterized by that firstly according to EPC process a foamed plastic model is made, and coated with special-made coating material, dried and placed in special-made sand box, then filled with dry sand, three-dimensionally vibrated and compacted, and cast in the vacuum-pumping state, the model is gasified and disappeared, and the metal replacement model is used to duplicate out a casting identical to foamed plastic model, after condensation, the vacuum is released, and the casting can be taken out from loose sand, and can be undergone the next circulation. Lost foam casting technology is also known as the "green revolution of the casting industry".

The gas in the existing sand box often contains impurities such as sand dust and smog, and in the gas movement process, the impurities such as dust and smog often block the vacuum generator, so that the vacuum generator cannot work normally. Therefore, a lost foam vacuum negative pressure casting apparatus has been proposed to address the above problems.

Disclosure of Invention

The lost foam vacuum negative pressure casting device is provided in this embodiment and is used for solving the gas in the sand box among the prior art and often contains impurity such as molding sand dust, smog, and at gaseous motion in-process, impurity such as dust, smog often can block up the vacuum generator, causes the problem that the vacuum generator can not normally work.

According to one aspect of the application, a lost foam vacuum negative pressure casting device is provided, and comprises a base, a box body, a water tank, a case, a filter box, a sand box, a support frame, a filter mechanism and a cooling mechanism;

the filter mechanism comprises a fixed groove, a sliding plate and a filter screen, the surface of the inner wall of the filter box is fixedly connected with the fixed groove, the surface of the inner wall of the fixed groove is connected with the sliding plate in a sliding manner, and the surface of the outer wall of the sliding plate is fixedly connected with the filter screen;

the cooling mechanism comprises a water pump and a water pipe, a water tank is arranged inside the bottom end of the box body, the bottom end of the surface of the inner wall of the water tank is fixedly connected with the water pump, the output end of the water pump is fixedly connected with the water pipe, and the surface of the outer wall of the water pipe is fixedly connected with the bottom end inside the sand box.

Furthermore, the surface of the outer wall of the top end of the base is fixedly connected with the box body, and one end of the inner surface of the box body is provided with the case.

Further, the inner wall surface of the case is fixedly connected with a generator, the output end of the vacuum generator is fixedly connected with an air outlet pipe, the input end of the vacuum generator is fixedly connected with an air pipe, the outer wall surface of the air pipe is fixedly connected with a sand box, and the outer wall surface of the air pipe is fixedly connected with an air suction head.

Furthermore, the surface of the outer wall of the top end of the box body is fixedly connected with a supporting plate, and the surface of the outer wall of the top end of the supporting plate is fixedly connected with a sand box.

Furthermore, the top end of the sand box is slidably connected with a slot, the surface of the outer wall of the bottom end of the support frame is fixedly connected with the slot, the bottom end of the slot is slidably connected with a rubber pad, the surface of the outer wall of the support frame is fixedly connected with a cover plate, the cover plate is fixedly connected with a filling pipe, and the top end of the filling pipe is fixedly connected with a pouring cup.

Further, a casting sand layer is arranged on the surface of the inner wall of the sand box, and a foam mold is arranged on the inner wall of the casting sand layer.

Through the above-mentioned embodiment of this application, filtering mechanism and cooling mechanism have been adopted, the gas of having solved in the sand box often contains the molding sand dust, impurity such as smog, in the gas motion in-process, the dust, impurity such as smog often can block up vacuum generator, cause the problem that vacuum generator can not normally work, the air that has gained and has made along trachea extraction sand box inside when pouring through starting vacuum generator, and the trachea passes through the inside filter screen of rose box, and be convenient for filter liquid impurity in the sand box gas and dry sand, and avoid liquid impurity and dry sand to block up the effect of the inlet channel of vacuum generator inside.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is a schematic diagram of an overall top view of an embodiment of the present application;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;

fig. 5 is a schematic view of a portion of the enlarged structure at B in fig. 2 according to an embodiment of the present application.

In the figure: 1. a base; 2. a box body; 3. a water tank; 4. a chassis; 5. a filter box; 6. an air outlet pipe; 7. A vacuum generator; 8. fixing grooves; 9. a slide plate; 10. a filter screen; 11. an air pipe; 12. a support plate; 13. A sand box; 14. a water inlet pipe; 15. a suction head; 16. casting a sand layer; 17. a cover plate; 18. a support frame; 19. a pouring cup; 20. a fill tube; 21. a foam mold; 22. a slot; 23. a rubber pad; 24. a water pipe; 25. and (4) a water pump.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-5, the lost foam vacuum negative pressure casting device includes a base 1, a box body 2, a water tank 3, a case 4, a filter box 5, a sand box 13, a support frame 18, a filter mechanism and a cooling mechanism;

the filtering mechanism comprises a fixing groove 8, a sliding plate 9 and a filtering net 10, the surface of the inner wall of the filtering box 5 is fixedly connected with the fixing groove 8, the surface of the inner wall of the fixing groove 8 is connected with the sliding plate 9 in a sliding manner, and the surface of the outer wall of the sliding plate 9 is fixedly connected with the filtering net 10;

the cooling mechanism comprises a water pump and a water pipe 24, a water tank 3 is arranged in the bottom end of the box body 2, the bottom end of the inner wall surface of the water tank 3 is fixedly connected with the water pump, the output end of the water pump is fixedly connected with the water pipe 24, the outer wall surface of the water pipe 24 is fixedly connected with the bottom end of the inner part of the sand box 13, air in the sand box 13 is pumped along the air pipe 11 during pouring by starting the vacuum generator 7, the air pipe 11 passes through the filter screen 10 in the filter box 5, liquid impurities and dry sand in the air in the sand box 13 are conveniently filtered, and the liquid impurities and the dry sand are prevented from blocking an air inlet channel in the vacuum generator 7;

the surface of the outer wall at the top end of the base 1 is fixedly connected with a box body 2, one end of the inner surface of the box body 2 is provided with a box case 4, the surface of the inner wall of the box case 4 is fixedly connected with a generator, the output end of the vacuum generator 7 is fixedly connected with an air outlet pipe 116, the input end of the vacuum generator 7 is fixedly connected with an air pipe 11, the surface of the outer wall of the air pipe 11 is fixedly connected with a sand box 13, the surface of the outer wall of the air pipe 11 is fixedly connected with an air suction head 15 so as to suck out the gas in the sand box 13, the surface of the outer wall at the top end of the box body 2 is fixedly connected with a support plate 12, the surface of the outer wall at the top end of the support plate 12 is fixedly connected with the sand box 13, the top end of the sand box 13 is slidably connected with a slot 22, the surface of the outer wall at the bottom end of the support frame 18 is fixedly connected with a slot 22, the bottom end of the slot 22 is slidably connected with a rubber pad 23, the surface of the outer wall of the support frame 18 is fixedly connected with a cover plate 17, and the cover plate 17 is fixedly connected with a filling pipe 20, the top end of the filling pipe 20 is fixedly connected with a sprue cup 19 to facilitate pouring, a casting sand layer 16 is arranged on the surface of the inner wall of the sand box 13, and a foam mold 21 is arranged on the inner wall of the casting sand layer 16.

The utility model discloses when using, through the even laying inside sand box 13 of casting sand bed 16, and put into foam mold 21, insert sand box 13 top along the slot 22 of support frame 18 bottom with apron 17, and pour the processing through pouring basin 19 and filling tube 20, and make when pouring along trachea 11 extraction sand box 13 inside air through starting vacuum generator 7, and trachea 11 passes through filter screen 10 inside rose box 5, and be convenient for filter liquid impurity and the dry sand in the sand box 13 gas, and avoid liquid impurity and dry sand to block up the inlet channel inside vacuum generator 7, through starting water pump extraction box 2 inside water leading-in pipe 24 inside, and be convenient for cool down sand box 13, be convenient for make inside foundry goods carry out rapid cooling, and be convenient for prevent that the foundry goods cooling from leading to the condition of mucous membrane too slowly.

The application has the advantages that:

1. the air in the sand box is extracted along the air pipe when the vacuum generator is started, the air pipe passes through the filter screen in the filter box, liquid impurities and dry sand in the air in the sand box are conveniently filtered, and the liquid impurities and the dry sand are prevented from blocking an air inlet channel in the vacuum generator;

2. inside the leading-in water pipe of inside water of box through the start-up water pump extraction, and be convenient for cool down the sand box, be convenient for make inside foundry goods carry out rapid cooling, and be convenient for prevent that the foundry goods cooling from leading to the condition of mucous membrane too slowly.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. Lost foam vacuum negative pressure casting device, its characterized in that: comprises a base (1), a box body (2), a water tank (3), a case (4), a filter box (5), a sand box (13), a support frame (18), a filter mechanism and a cooling mechanism;

the filter mechanism comprises a fixing groove (8), a sliding plate (9) and a filter screen (10), the surface of the inner wall of the filter box (5) is fixedly connected with the fixing groove (8), the surface of the inner wall of the fixing groove (8) is connected with the sliding plate (9) in a sliding manner, and the surface of the outer wall of the sliding plate (9) is fixedly connected with the filter screen (10);

the cooling mechanism comprises a water pump (25) and a water pipe (24), the water tank (3) is arranged inside the bottom end of the box body (2), the water pump (25) is fixedly connected with the bottom end of the inner wall surface of the water tank (3), the water pipe (24) is fixedly connected with the output end of the water pump (25), and the bottom end of the outer wall surface of the water pipe (24) is fixedly connected with the inner part of the sand box (13).

2. The lost foam vacuum negative pressure casting apparatus according to claim 1, characterized in that: the surface of the outer wall of the top end of the base (1) is fixedly connected with the box body (2), and one end of the inner surface of the box body (2) is provided with the case (4).

3. The lost foam vacuum negative pressure casting apparatus according to claim 1, characterized in that: the vacuum generator is characterized in that the surface of the inner wall of the case (4) is fixedly connected with a vacuum generator (7), the output end of the vacuum generator (7) is fixedly connected with an air outlet pipe (6), the input end of the vacuum generator (7) is fixedly connected with an air pipe (11), the surface of the outer wall of the air pipe (11) is fixedly connected with a sand box (13), and the surface of the outer wall of the air pipe (11) is fixedly connected with an air suction head (15).

4. The lost foam vacuum negative pressure casting apparatus according to claim 1, characterized in that: the surface of the outer wall of the top end of the box body (2) is fixedly connected with a supporting plate (12), and the surface of the outer wall of the top end of the supporting plate (12) is fixedly connected with a sand box (13).

5. The lost foam vacuum negative pressure casting apparatus according to claim 1, characterized in that: the sand box is characterized in that the top end of the sand box (13) is slidably connected with an insertion groove (22), the surface of the outer wall of the bottom end of the support frame (18) is fixedly connected with the insertion groove (22), the bottom end of the insertion groove (22) is slidably connected with a rubber gasket (23), the surface of the outer wall of the support frame (18) is fixedly connected with a cover plate (17), the cover plate (17) is fixedly connected with a filling pipe (20), and the top end of the filling pipe (20) is fixedly connected with a pouring cup (19).

6. The lost foam vacuum negative pressure casting apparatus according to claim 1, characterized in that: and a casting sand layer (16) is arranged on the surface of the inner wall of the sand box (13), and a foam mould (21) is arranged on the inner wall of the casting sand layer (16).