Lost foam mold convenient for discharging cooling water

Abstract

The utility model discloses an evanescent mode mould convenient to discharge cooling water, and relates to the technical field of evanescent mode moulds, the evanescent mode mould comprises an upper mould and a lower mould, the lowest point of the bottom surface of a cavity of the upper mould is provided with a drain hole, the top of a cavity of the lower mould is provided with a connecting hole, and the drain hole and the connecting hole vertically correspond to each other in position. The die is characterized in that a negative pressure pipeline is connected in the cavity of the lower die, and the negative pressure pipeline is connected with a water pump. The lowest point of the bottom surface of the cavity of the upper die is provided with the drain hole, the top of the cavity of the lower die is provided with the connecting hole, and after the two holes are butted, water in the cavity of the upper die can be conveniently discharged through the cavity of the lower die, so that the problems that a drain outlet is formed in the outer side of the lowest point of the upper die, a blow-off pipe of a forming machine is independently and manually connected, and automatic production cannot be realized are solved; and due to the arrangement of the negative pressure pipeline and the water suction pump, cooling water can be discharged more quickly, the water discharging efficiency is improved, and the practicability of the device is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of lost foam molds, in particular to a lost foam mold which is convenient for discharging cooling water. Background Art

[0002] In the long-term production process of lost foam white area, the automatic drainage problem of the upper mold of the fully automatic lost foam mold used in the vertical molding machine has always been a technical difficulty. The excess water that has not been completely drained causes the white mold products produced by the lost foam mold to have high water content, which directly affects the drying efficiency of the white mold. The excess water directly flows to the operator area, resulting in a poor production environment in the white area and low work efficiency. Therefore, a lost foam mold that facilitates the discharge of cooling water is proposed. Utility Model Content

[0003] Technical issues solved

[0004] The utility model aims to make up for the deficiencies of the prior art and provides a lost foam mold which is convenient for discharging cooling water.

[0005] Technical Solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lost foam mold for convenient cooling water discharge, comprising an upper mold and a lower mold, the lowest point of the bottom surface of the cavity of the upper mold having a drainage hole, the top of the cavity of the lower mold being provided with a connecting hole, the positions of the drainage hole and the connecting hole corresponding to each other up and down, a negative pressure pipe being connected in the cavity of the lower mold, the negative pressure pipe being connected to a water pump, the lowest point of the bottom surface of the cavity of the upper mold having a drainage hole, the top of the cavity of the lower mold being provided with a connecting hole, after the two holes are butted together, the water in the upper mold cavity can be conveniently discharged through the lower mold cavity, thereby eliminating the problem of opening a drainage port outside the lowest point of the upper mold mold, manually connecting the molding machine drain pipe separately, and not being able to automate production. Due to the provided negative pressure pipe and water pump, cooling water can be discharged more quickly, the drainage efficiency is improved, and the practicality of the device is enhanced.

[0007] Preferably, a hole blocking mechanism is provided in the upper mold, and the hole blocking mechanism includes a movable blocking plate, and an electric telescopic rod is connected to one side of the blocking plate, and the electric telescopic rod is fixedly connected to the blocking plate.

[0008] Preferably, a sealing gasket is provided in the connecting hole.

[0009] Preferably, the electric telescopic rod is fixedly mounted on one side of the upper mold.

[0010] Preferably, the top of the upper die is fixedly connected to an upper die base, and the bottom of the lower die is fixedly connected to a lower die base.

[0011] Preferably, the lower mold is provided with an interface for connecting a negative pressure pipeline.

[0012] Preferably, one end of the negative pressure pipe is fixed at the connecting hole.

[0013] Beneficial effects:

[0014] Compared with the prior art, the lost foam mold that facilitates cooling water discharge has the following beneficial effects:

[0015] The lowest point of the bottom surface of the cavity of the upper mold of the utility model is provided with a drainage hole, and the top of the cavity of the lower mold is provided with a connecting hole. After the two holes are connected, the water in the upper mold cavity can be conveniently discharged through the lower mold cavity, thereby eliminating the need to open a drainage port on the outside of the lowest point of the upper mold, manually connect the molding machine drain pipe separately, and solve the problem of not being able to automate production. Due to the provided negative pressure pipeline and water pump, cooling water can be discharged more quickly, the drainage efficiency is improved, and the practicality of the device is enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 for Figure 1 A schematic diagram of the structure enlargement at the center A;

[0018] Figure 3 It is a structural diagram of the interface of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of Example 2 of the utility model.

[0020] In the figure:

[0021] 1. Upper die; 2. Lower die; 3. Negative pressure pipe; 4. Water pump; 5. Hole plugging mechanism; 6. Sealing gasket; 7. Upper die base; 8. Lower die base; 101. Drain hole; 201. Connecting hole; 202. Interface; 501. Plug plate; 502. Electric telescopic rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] See also Figure 1 to Figure 3As shown, the utility model provides a technical solution: a lost foam mold for convenient cooling water discharge, comprising an upper mold 1 and a lower mold 2, the lowest point of the bottom surface of the cavity of the upper mold 1 is provided with a drainage hole 101, the top of the cavity of the lower mold 2 is provided with a connecting hole 201, the positions of the drainage hole 101 and the connecting hole 201 correspond to each other up and down, a negative pressure pipe 3 is connected in the cavity of the lower mold 2, an interface 202 for connecting the negative pressure pipe 3 is provided in the lower mold 2, one end of the negative pressure pipe 3 is connected to the interface 202, and the negative pressure pipe 3 is connected to a water pump 4, the lowest point of the bottom surface of the cavity of the upper mold 1 is provided with a drainage hole 101, and the top of the cavity of the lower mold 2 is provided with a connecting hole 201, after the two holes are connected, the water in the upper mold cavity can be conveniently discharged through the lower mold cavity, thereby eliminating the problem of opening a drainage port outside the lowest point of the upper mold mold, manually connecting the molding machine drain pipe separately, and not being able to automate production. Due to the provided negative pressure pipe 3 and the water pump 4, the cooling water can be discharged more quickly, the drainage efficiency is improved, and the practicality of the device is enhanced.

[0025] The upper mold 1 in the present application is provided with a hole blocking mechanism 5, which includes a movable blocking plate 501, one side of which is connected to an electric telescopic rod 502, and the electric telescopic rod 502 is fixedly connected to the blocking plate 501.

[0026] Please pay attention to Figure 1 and Figure 2 A sealing gasket 6 is provided in the connecting hole 201, the electric telescopic rod 502 is fixedly installed on one side of the upper mold 1, the top of the upper mold 1 is fixedly connected to the upper mold base 7, and the bottom of the lower mold 2 is fixedly connected to the lower mold base 8.

[0027] Example 2

[0028] Please pay attention to Figure 4 This is another embodiment of the utility model. In this embodiment, one end of the negative pressure pipe 3 is fixed at the connecting hole 201. The cooling water in the upper mold is directly sucked through the negative pressure pipe 3, and the water in the lower mold is discharged from the interface 202 due to gravity.

[0029] Working principle: The lowest point of the bottom surface of the cavity of the upper mold 1 is provided with a drainage hole 101, and the top of the cavity of the lower mold 2 is provided with a connecting hole 201. After the two holes are connected, the water in the upper mold cavity can be conveniently discharged through the lower mold cavity, thereby eliminating the need to open a drainage port on the outside of the lowest point of the upper mold, manually connect the molding machine drain pipe separately, and cannot be automated. The problem of production cannot be solved. Due to the set negative pressure pipe 3 and water pump 4, the cooling water can be discharged more quickly, the drainage efficiency is improved, and the practicality of the device is enhanced.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lost foam mold for facilitating the discharge of cooling water, comprising an upper mold (1) and a lower mold (2), wherein the lowest point of the bottom surface of the cavity of the upper mold (1) is provided with a drainage hole (101), and the top of the cavity of the lower mold (2) is provided with a connecting hole (201), and the positions of the drainage hole (101) and the connecting hole (201) correspond to each other in the upper and lower directions, and characterized in that: A negative pressure pipeline (3) is connected to the cavity of the lower mold (2), and the negative pressure pipeline (3) is connected to a water pump (4).

2. The lost foam mold for facilitating cooling water discharge according to claim 1, characterized in that: The upper die (1) is provided with a hole blocking mechanism (5), the hole blocking mechanism (5) comprising a movable blocking plate (501), one side of the blocking plate (501) being connected to an electric telescopic rod (502), the electric telescopic rod (502) being fixedly connected to the blocking plate (501).

3. The lost foam mold for facilitating cooling water discharge according to claim 1, characterized in that: A sealing gasket (6) is provided in the connection hole (201).

4. The lost foam mold for facilitating cooling water discharge according to claim 2, characterized in that: The electric telescopic rod (502) is fixedly mounted on one side of the upper mold (1).

5. The lost foam mold for facilitating cooling water discharge according to claim 1, characterized in that: The top of the upper die (1) is fixedly connected to an upper die seat (7), and the bottom of the lower die (2) is fixedly connected to a lower die seat (8).

6. The lost foam mold for facilitating cooling water discharge according to claim 4, characterized in that: The lower mold (2) is provided with an interface (202) for connecting to a negative pressure pipeline (3).

7. The lost foam mold for facilitating cooling water discharge according to claim 4, characterized in that: One end of the negative pressure pipe (3) is fixed at the connecting hole (201).

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