Furan resin sand curing agent adding device

Abstract

The utility model discloses a furan resin sand curing agent adding device which comprises a hopper, a cover plate is fixedly installed on the upper surface of the hopper, a supporting cover is fixedly connected to the bottom face of the cover plate, an infusion pump is fixedly installed on the bottom face of the hopper, and the output end of the infusion pump is fixedly communicated with a liquid discharging pipe. The bottom end of the liquid discharging pipe fixedly communicates with a telescopic hose, the outer surface of the liquid discharging pipe fixedly communicates with a proportional valve, the input end of the liquid pumping pump penetrates through the hopper and extends into the hopper, and an ultrasonic distance measuring sensor is fixedly installed on the bottom face of the cover plate and located above the hopper. A battery bin is fixedly installed on the upper surface of the hopper, and a controller is fixedly installed on the front face of the battery bin. According to the furan resin sand curing agent adding device, the effect of controlling quantitative adding of a curing agent is achieved, the phenomenon that too much or too little curing agent is added manually is avoided, and the product quality of furan resin sand is improved.

Description

Technical Field

[0001] The present application relates to the technical field of furan resin sand production, and in particular to a furan resin sand curing agent adding device. Background Art

[0002] Furan resin sand is a brown-red or amber viscous liquid, slightly soluble in water, and easily soluble in organic solvents such as esters and ketones. It is an ideal sand core binder for the foundry industry. It is characterized by good sand core precision, high strength, low odor, anti-hygroscopicity, good disintegration properties, and sand recyclability. The condensation product obtained by homopolymerization of furfural or furfuryl alcohol itself or co-condensation with other monomers is customarily called furan resin.

[0003] At present, in the production process of furan resin sand, it is necessary to add liquid curing agent to the production equipment. However, during the curing agent addition process, it is usually manually adjusted, the adding process is troublesome, and it is difficult to control the amount of curing agent added. It is easy to add too much or too little manually, which in turn affects the product quality of furan resin sand. Therefore, in order to solve the above problems, we provide a furan resin sand curing agent adding device. Utility Model Content

[0004] The utility model aims to provide a furan resin sand curing agent adding device to solve the problems raised in the above background technology.

[0005] The present application embodiment adopts the following technical solutions:

[0006] A furan resin sand curing agent adding device comprises a hopper, a cover plate is fixedly mounted on the upper surface of the hopper, a support cover is fixedly connected to the bottom surface of the cover plate, a liquid pump is fixedly mounted on the bottom surface of the hopper, an output end of the liquid pump is fixedly connected to a liquid discharge pipe, a bottom end of the liquid discharge pipe is fixedly connected to a telescopic hose, an outer surface of the liquid discharge pipe is fixedly connected to a quantitative valve, an input end of the liquid pump passes through the hopper and extends to the inside of the hopper, an ultrasonic distance measuring sensor is fixedly mounted on the bottom surface of the cover plate, the ultrasonic distance measuring sensor is located above the hopper, a battery compartment is fixedly mounted on the upper surface of the hopper, and a controller is fixedly mounted on the front of the battery compartment.

[0007] Preferably, a support ring is fixedly connected to the bottom end of the support cover, and a plurality of support legs are fixedly connected to the bottom surface of the support ring.

[0008] Preferably, a mounting plate is fixedly mounted on the bottom end of each supporting leg, and a mounting hole is formed on the bottom surface of each mounting plate.

[0009] Preferably, a connecting plate is fixedly connected to the outer surface of the drain pipe, a plurality of connecting rods are fixedly connected to the outer surface of the connecting plate, and an end of each connecting rod that is far away from each other is fixedly connected to a side surface of each supporting leg that is close to each other.

[0010] Preferably, a material injection pipe is provided above the cover plate, the bottom end of the material injection pipe penetrates the cover plate and extends to the interior of the hopper, and the inner circle of the material injection pipe is threadedly connected with a sealing plug.

[0011] Preferably, a flange is provided below the hopper, and the top end of the flange is fixedly connected to the bottom end of the telescopic hose.

[0012] At least one of the above technical solutions adopted in the embodiments of the present application can achieve the following beneficial effects:

[0013] The furan resin sand curing agent adding device can store liquid curing agent through the hopper provided, and can transport the liquid curing agent downward in cooperation with the liquid suction pump, the liquid discharge pipe and the telescopic hose, and will automatically be injected into the interior of the production equipment. The quantitative valve provided on the outside of the liquid discharge pipe and the cooperation with the controller can quantitatively control the flow of the liquid curing agent, and can automatically close and stop the operation of the liquid suction pump after the liquid curing agent reaches the set injection value, thereby achieving the effect of quantitative addition control of the curing agent, solving the problem of excessive or insufficient manual addition, and improving the product quality of the furan resin sand. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0015] Figure 1 The present invention is a three-dimensional structural diagram of a front view of a furan resin sand curing agent adding device;

[0016] Figure 2 : A sectional view of a front view of a furan resin sand curing agent adding device of the utility model;

[0017] Figure 3 The figure is a cross-sectional view of a bottom view of a support cover in a furan resin sand curing agent adding device of the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the three-dimensional structure of the front view of the telescopic hose in the furan resin sand curing agent adding device.

[0019] In the figure: 1. hopper; 2. cover plate; 3. support cover; 4. suction pump; 5. discharge pipe; 6. metering valve; 7. telescopic hose; 8. flange; 9. connecting plate; 10. connecting rod; 11. support leg; 12. mounting hole; 13. mounting plate; 14. ultrasonic ranging sensor; 15. battery compartment; 16. controller; 17. injection pipe; 18. sealing plug; 19. support ring. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described below in combination with the specific embodiments of the present application and the corresponding drawings. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0021] The technical solutions provided by various embodiments of the present application are described in detail below in conjunction with the accompanying drawings.

[0022] See also Figure 1-4 The utility model provides a technical solution for adding a furan resin sand curing agent:

[0023] A furan resin sand curing agent adding device comprises a hopper 1, a cover plate 2 is fixedly mounted on the upper surface of the hopper 1, a support cover 3 is fixedly connected to the bottom surface of the cover plate 2, a liquid extraction pump 4 is fixedly mounted on the bottom surface of the hopper 1, a liquid discharge pipe 5 is fixedly connected to the output end of the liquid extraction pump 4, a telescopic hose 7 is fixedly connected to the bottom end of the liquid discharge pipe 5, a quantitative valve 6 is fixedly connected to the outer surface of the liquid discharge pipe 5, an input end of the liquid extraction pump 4 passes through the hopper 1 and extends to the inside of the hopper 1, an ultrasonic distance measuring sensor 14 is fixedly mounted on the bottom surface of the cover plate 2, the ultrasonic distance measuring sensor 14 is located above the hopper 1, and can detect the height of the liquid inside the hopper 1 for facilitating its processing, a battery compartment 15 is fixedly mounted on the upper surface of the hopper 1, and a controller 16 is fixedly mounted on the front of the battery compartment 15.

[0024] In this embodiment, a support ring 19 is fixedly connected to the bottom end of the support cover 3, and a plurality of support legs 11 are fixedly connected to the bottom surface of the support ring 19, and a mounting plate 13 is fixedly installed on the bottom end of each support leg 11, and a mounting hole 12 is opened on the bottom surface of each mounting plate 13, and a connecting plate 9 is fixedly connected to the outer surface of the drain pipe 5, and a plurality of connecting rods 10 are fixedly connected to the outer surface of the connecting plate 9, and an end of each connecting rod 10 away from each other is fixedly connected to a side surface of each support leg 11 close to each other; specifically, through the support ring 19 and the support leg 11, and the cooperation with the mounting plate 13 and the mounting hole 12, it is convenient to install and fix the equipment above the production device, and the cooperation of the connecting plate 9 and the connecting rod 10 can support the drain pipe 5, which can make the drain pipe 5 more secure.

[0025] In this embodiment, an injection pipe 17 is provided above the cover plate 2, and the bottom end of the injection pipe 17 passes through the cover plate 2 and extends to the inside of the hopper 1. The inner circle of the injection pipe 17 is threadedly connected with a sealing plug 18. A flange 8 is provided below the hopper 1, and the top of the flange 8 is fixedly connected to the bottom end of the telescopic hose 7. Specifically, the liquid curing agent can be injected into the inside of the hopper 1 through the injection pipe 17, and the sealing plug 18 is used to seal the top of the injection pipe 17. The device can be connected to the production equipment through the flange 8.

[0026] Working principle: First, it is fixed on the top of the production equipment through the support legs 11 and the mounting plate 13, and the flange 8 is connected to the production equipment and the injection port. Then, the liquid curing agent is injected into the interior of the hopper 1, and the suction pump 4 is started to operate. The furan resin sand inside the hopper 1 can be extracted and transported downward through the discharge pipe 5 and the telescopic hose 7 until it is injected into the interior of the production equipment. Then, the quantitative valve 6 is used to quantitatively control the flow of the liquid curing agent. When the liquid curing agent reaches the set injection value, the quantitative valve 6 is closed by the controller 16, and then the quantitative addition of the liquid curing agent can be completed.

[0027] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, commodity or device. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the process, method, commodity or device including the elements.

[0028] The above is only an embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of the claims of the present application. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is limited by the attached claims rather than the above description, so it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A furan resin sand curing agent adding device, comprising a hopper (1), characterized in that: A cover plate (2) is fixedly mounted on the upper surface of the hopper (1), a support cover (3) is fixedly connected to the bottom surface of the cover plate (2), a liquid pump (4) is fixedly mounted on the bottom surface of the hopper (1), an output end of the liquid pump (4) is fixedly connected to a liquid discharge pipe (5), a bottom end of the liquid discharge pipe (5) is fixedly connected to a telescopic hose (7), an outer surface of the liquid discharge pipe (5) is fixedly connected to a quantitative valve (6), an input end of the liquid pump (4) passes through the hopper (1) and extends to the interior of the hopper (1), an ultrasonic distance sensor (14) is fixedly mounted on the bottom surface of the cover plate (2), the ultrasonic distance sensor (14) is located above the hopper (1), a battery compartment (15) is fixedly mounted on the upper surface of the hopper (1), and a controller (16) is fixedly mounted on the front of the battery compartment (15).

2. A furan resin sand curing agent adding device according to claim 1, characterized in that: The bottom end of the support cover (3) is fixedly connected to a support ring (19), and the bottom surface of the support ring (19) is fixedly connected to a plurality of support legs (11).

3. A furan resin sand curing agent adding device according to claim 2, characterized in that: A mounting plate (13) is fixedly mounted on the bottom end of each supporting leg (11), and a mounting hole (12) is provided on the bottom surface of each mounting plate (13).

4. A furan resin sand curing agent adding device according to claim 1, characterized in that: The outer surface of the liquid discharge pipe (5) is fixedly connected to a connecting plate (9), and the outer surface of the connecting plate (9) is fixedly connected to a plurality of connecting rods (10), and an end of each connecting rod (10) that is away from each other is fixedly connected to a side surface of each supporting leg (11) that is close to each other.

5. A furan resin sand curing agent adding device according to claim 1, characterized in that: A material injection pipe (17) is provided above the cover plate (2), the bottom end of the material injection pipe (17) passes through the cover plate (2) and extends to the interior of the hopper (1), and the inner ring of the material injection pipe (17) is threadedly connected with a sealing plug (18).

6. A furan resin sand curing agent adding device according to claim 1, characterized in that: A flange (8) is provided below the hopper (1), and the top end of the flange (8) is fixedly connected to the bottom end of the telescopic hose (7).

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