CN220739410U

CN220739410U - Sand box anti-running device

Info

Publication number: CN220739410U
Application number: CN202322494825.0U
Authority: CN
Inventors: 田杨; 申俊泽
Original assignee: Gongying Equipment Manufacturing Co ltd
Current assignee: Gongying Equipment Manufacturing Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-09
Anticipated expiration: 2033-09-14

Abstract

The utility model provides a sand box anti-running fire device relates to the casting technology field, including cope flask, drag flask and hold-down subassembly, the cope flask can lock in on the drag flask, the drag flask outside is provided with the ring channel, place the choked flow material in the ring channel, the cope flask outside is provided with annular baffle, the lower extreme of annular baffle can extend to in the ring channel, hold-down subassembly includes electric guide rail, first movable column, screw rod, driving motor, swivel nut and compresses tightly the piece; the gap between the parting surfaces can be effectively prevented from being enlarged by the pressing component, and when casting is performed, even if a small amount of molten iron flows out from the gap between the cope flask and the drag flask, the molten iron can fall onto the flow blocking material in the annular groove after being blocked by the annular baffle plate, and the flow blocking material and the pressing component are cooperatively matched, so that the phenomenon of flame running can be effectively avoided, potential safety hazards are reduced, and the production quality of castings is guaranteed.

Description

Sand box anti-running device

Technical Field

The application relates to the technical field of casting, in particular to a sand box anti-running fire device.

Background

The mould closing is also called as a buckle box, is an important process in the resin sand casting production process, and when the mould closing is carried out, the parting surface between the upper box and the lower box cannot be completely smooth in the moulding process, so that an asbestos rope or a mud strip is required to be added when the mould closing is carried out, and because the asbestos rope or the mud strip is not easy to compact, molten iron easily runs out from a box seam when a casting is poured, a fire running phenomenon occurs, the casting is scrapped, potential safety hazards exist, and the casting quality is influenced.

Disclosure of Invention

An aim of the embodiment of the application is to provide a sand box flame arrester, it can solve the technical problem that easy flame arrester leads to the foundry goods to be scrapped when current sand box pouring.

The embodiment of the application provides a sand box anti-running fire device, which comprises a cope box, a drag box and a compacting component, wherein the cope box can be buckled on the drag box, an annular groove is formed in the outer side of the drag box, a flow blocking material is placed in the annular groove, an annular baffle is arranged on the outer side of the cope box, and the lower end of the annular baffle can extend into the annular groove;

the pressing assembly comprises an electric guide rail, a first moving column, a screw rod, a driving motor, a screw sleeve and a pressing piece, wherein the electric guide rail is arranged on one side of the drag flask, the electric guide rail drives the first moving column to move, a limiting chute is formed in the first moving column, the screw rod is arranged in the limiting chute, the driving motor drives the screw rod to rotate, the screw sleeve is sleeved on the screw rod in a threaded manner, the screw sleeve is in sliding connection with the limiting chute, and one end of the pressing piece is fixedly connected with the screw sleeve.

The pressing assembly further comprises a sliding rail, a second moving column and a sliding sleeve, wherein the sliding rail is arranged on the other side of the drag flask, the second moving column is arranged on the sliding rail in a sliding mode, the sliding sleeve is arranged on the second moving column in a sliding mode, and the other end of the pressing piece is fixedly connected with the sliding sleeve.

The upper end of the drag flask is fixedly provided with a positioning column, the lower end of the cope flask is provided with a positioning hole, and the positioning column is matched with the positioning hole for use.

Wherein, the upper sand box is fixedly provided with a lifting rod.

Wherein the choke material is wet sand.

Wherein, the compressing element is a pressing plate.

The utility model has the beneficial effects that:

when the sand box anti-running-out device is used, the electric guide rail is started to drive the first moving column to move to a position far away from the lower sand box, the combination of the upper sand box and the lower sand box is avoided, when the upper sand box is buckled on the lower sand box, the electric guide rail is started to drive the first moving column to move above the upper sand box, the driving motor is started to drive the screw to rotate, the screw drives the screw sleeve to move downwards, the screw sleeve drives the pressing piece to move downwards to abut against the upper sand box, so that the upper sand box is pressed and fixed on the lower sand box, the gap between the parting surfaces can be effectively prevented from being enlarged, and when the upper sand box and the lower sand box are poured, even if a small amount of molten iron flows out from the gap between the upper sand box and the lower sand box, the molten iron is blocked by the annular baffle plate and falls onto the choked material in the annular groove, the choked material and the pressing assembly are matched with each other, so that the potential safety hazard can be effectively avoided, and the production quality of castings can be ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of some embodiments of the present application;

FIG. 2 is a schematic top view of some embodiments of the present application;

fig. 3 is an enlarged schematic view of the structure shown in fig. 1A.

The reference numerals are respectively:

1. a cope flask; 11. an annular baffle; 12. positioning holes; 13. hoisting a rod;

2. a drag flask; 21. an annular groove; 22. a flow blocking material; 23. positioning columns;

3. a compression assembly; 31. an electric guide rail; 32. a first moving column; 33. a screw; 34. a driving motor; 35. a screw sleeve; 36. a pressing member; 37. limiting sliding grooves; 38. a slide rail; 39. a second moving column; 310. and a sliding sleeve.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of 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 apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships that are conventionally put in use of the product of the application, are merely for convenience of description of the present application and simplification of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

As shown in fig. 1 and 2, the embodiment of the application provides a sand box anti-fire device, which comprises a cope flask 1, a drag flask 2 and a compacting assembly 3, wherein the cope flask 1 can be buckled on the drag flask 2, an annular groove 21 is arranged on the outer side of the drag flask 2, a flow blocking material 22 is placed in the annular groove 21, an annular baffle 11 is arranged on the outer side of the cope flask 1, and the lower end of the annular baffle 11 can extend into the annular groove 21;

the compacting assembly 3 comprises an electric guide rail 31, a first moving column 32, a screw 33, a driving motor 34, a threaded sleeve 35 and a compacting piece 36, wherein the electric guide rail 31 is arranged on one side of the drag flask 2, the electric guide rail 31 drives the first moving column 32 to move, a limiting chute 37 is formed in the first moving column 32, the screw 33 is arranged in the limiting chute 37, the driving motor 34 drives the screw 33 to rotate, the threaded sleeve 35 is sleeved on the screw 33, the threaded sleeve 35 is in sliding connection with the limiting chute 37, and one end of the compacting piece 36 is fixedly connected with the threaded sleeve 35.

When the casting machine is used, the electric guide rail 31 is started to drive the first movable column 32 to move to a position far away from the lower sand box 2, the combination of the upper sand box 1 and the lower sand box 2 is avoided, after the upper sand box 1 is buckled on the lower sand box 2, the electric guide rail 31 is started to drive the first movable column 32 to move above the upper sand box 1, the driving motor 34 is started to drive the screw 33 to rotate, the screw 33 drives the screw sleeve 35 to move downwards, the screw sleeve 35 drives the pressing piece 36 to move downwards to abut against the upper sand box 1, so that the upper sand box 1 is pressed and fixed on the lower sand box 2, the gap between parting surfaces can be effectively prevented from being enlarged, and in addition, when casting is performed, even if a small amount of molten iron flows out from a gap between the upper sand box 1 and the lower sand box 2, the molten iron is blocked by the annular baffle 11 and falls onto the choke material 22 in the annular groove 21, the choke material 22 and the pressing assembly 3 are matched with each other, so that the phenomenon of running fire can be effectively avoided, and the potential safety hazard is reduced, and the casting production quality is ensured.

As shown in fig. 1 and 2, in this embodiment, the pressing assembly 3 further includes a sliding rail 38, a second moving column 39, and a sliding sleeve 310, where the sliding rail 38 is disposed on the other side of the drag flask 2, the second moving column 39 is slidably disposed on the sliding rail 38, the sliding sleeve 310 is slidably disposed on the second moving column 39, and the other end of the pressing member 36 is fixedly connected with the sliding sleeve 310.

When the electric guide rail 31 drives the first moving column 32 to move, the second moving column 39 is synchronously driven to move on the sliding rail 38, and the driving motor 34 drives the screw 33 to rotate so as to drive the screw sleeve 35 to move, one end of the pressing piece 36 moves up and down along with the screw sleeve 35, and the other end of the pressing piece 36 is synchronously driven to move up and down on the second moving column 39 through the sliding sleeve 310, both ends of the pressing piece 36 are supported, so that the use stability is improved.

As shown in fig. 1 and 3, in this embodiment, a positioning column 23 is fixedly disposed at the upper end of the drag flask 2, a positioning hole 12 is formed at the lower end of the cope flask 1, and the positioning column 23 is matched with the positioning hole 12; the cooperation of the positioning column 23 and the positioning hole 12 ensures that the cope flask 1 and the drag flask 2 cannot generate offset dislocation during pouring, is beneficial to quick positioning and assembly, and improves the use stability and the use convenience.

As shown in fig. 1 and 2, in this embodiment, a lifting rod 13 is fixedly disposed on the cope flask 1; the lifting lever 13 facilitates the movement of the loading and unloading cope flask 1.

In this embodiment, the choke material 22 is wet sand; wet sand may be used to prevent molten iron from sputtering or flowing.

In this embodiment, as shown in fig. 1 and 2, the pressing member 36 is a pressing plate.

Working principle: the utility model provides a sand box anti-running fire device is when using, open electric guide rail 31 earlier and drive first removal post 32 and remove to the position of keeping away from drag flask 2, avoid influencing drag flask 1 and drag flask 2's combination, after drag flask 1 detains and establishes on drag flask 2, open electric guide rail 31 and drive first removal post 32 and remove to drag flask 1 top, open driving motor 34 and drive screw 33 and rotate, screw 33 drives swivel nut 35 and moves down, swivel nut 35 drives the clamp plate and moves down and drag flask 1 looks butt, thereby compress tightly drag flask 1 and fix on drag flask 2, can effectively avoid the gap expansion between the die joint, even if there is a small amount of molten iron to flow in the clearance between drag flask 1 and drag flask 2 in addition when pouring, also can be blocked by annular baffle 11 after falling to the wet sand in ring channel 21, wet sand and hold down subassembly 3 cooperation can effectively avoid the running fire phenomenon.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a sand box flame arrester which characterized in that: the device comprises a cope flask, a drag flask and a compacting component, wherein the cope flask can be buckled on the drag flask, an annular groove is formed in the outer side of the drag flask, a choke material is placed in the annular groove, an annular baffle is arranged on the outer side of the cope flask, and the lower end of the annular baffle can extend into the annular groove;

2. A flask anti-fire apparatus according to claim 1, wherein: the pressing assembly further comprises a sliding rail, a second moving column and a sliding sleeve, wherein the sliding rail is arranged on the other side of the drag flask, the second moving column is arranged on the sliding rail in a sliding mode, the sliding sleeve is arranged on the second moving column in a sliding mode, and the other end of the pressing piece is fixedly connected with the sliding sleeve.

3. A flask anti-fire apparatus according to claim 1, wherein: the upper end of the drag flask is fixedly provided with a positioning column, the lower end of the cope flask is provided with a positioning hole, and the positioning column is matched with the positioning hole for use.

4. A flask anti-fire apparatus according to claim 1, wherein: and a lifting rod is fixedly arranged on the cope flask.

5. A flask anti-fire apparatus according to claim 1, wherein: the choke material is wet sand.

6. A flask anti-fire apparatus according to claim 1, wherein: the compressing piece is a pressing plate.