Quantitative control device for sand mold raw material resin

Abstract

The utility model discloses a quantitative control device for sand mould raw material resin. The quantitative control device comprises a control device body and a control block connecting base arranged in the control device body, a sensor is arranged in the movement sensing control sliding block, the movement sensing control sliding block is driven by an electric cylinder to slide and move, a resin pipe body is arranged on the side face, connected with the base, of the control block, and a built-in sensing floating ball is arranged in the resin pipe body. The built-in induction floating ball is located on the upper surface of the resin in the resin pipe body and changes along with the height change of the resin, the movable induction control sliding block can sense the built-in induction floating ball, and when the built-in induction floating ball and the movable induction control sliding block are located on the same plane, the movable induction control sliding block can control an external resin input system to stop resin input after sensing the floating ball. Through the improvement, the position of the movable induction control sliding block can be adjusted to control the resin injection amount, and the machine is simple and rapid to operate, high in precision and not prone to errors.

Description

Technical Field

[0001] The utility model belongs to the technical field related to mechanical manufacturing, and particularly relates to a device for quantitatively controlling the resin of sand mold raw materials. Background Technique

[0002] A sand mold is a kind of mold widely used in the casting industry, which can manufacture various complex metal parts. The sand mold has the advantages of low production cost, reusability and flexible manufacturing process, so it has been widely used. The binder is the most important material in the sand mold manufacturing process and is the key to bonding the sand into shape. At present, there are many types of binders, mainly including natural resins, epoxy resins, phenolic resins, adhesives and water glass, etc.

[0003] However, for the traditional amount of resin of sand mold raw materials, it is usually necessary for manual observation and operation to obtain a certain amount of resin, which is very inconvenient to operate and is likely to cause deviation between the resin amount and the actual demand.

[0004] The utility model improves the above problems and particularly relates to a device for quantitatively controlling the resin of sand mold raw materials. Content of the Utility Model

[0005] The purpose of the utility model is to provide a device for quantitatively controlling the resin of sand mold raw materials to solve the problem that for the traditional amount of resin of sand mold raw materials, it is usually necessary for manual observation and operation to obtain a certain amount of resin, which is very inconvenient to operate and is likely to cause deviation between the resin amount and the actual demand as mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A device for quantitatively controlling the resin of sand mold raw materials, including a control device body and a control block connection base arranged inside the control device body;

[0007] A moving induction control slider is slidably arranged on the control block connection base. An inductor is arranged inside the moving induction control slider. The moving induction control slider is driven by an electric cylinder to slide. A resin pipe body is arranged at the side position of the control block connection base. An internal induction float is arranged inside the resin pipe body. The internal induction float is on the upper surface of the resin inside the resin pipe body and changes with the height of the resin. The moving induction control slider can sense the internal induction float when they are in the same plane. After the moving induction control slider senses the float, it will control the external resin input system to stop resin input.

[0008] Preferably, a resin pipe connection base is arranged at the bottom position of the resin pipe body. The resin pipe body is sleeved through a rubber sleeve and connected to the resin pipe connection base through bolts.

[0009] Preferably, a GEMÜ valve is provided at a position near the side of the upper end of the resin pipe body. The GEMÜ valve is composed of a valve body, a valve stem, a valve cover and a diaphragm.

[0010] Preferably, a vacuum generator is provided at a position near the side of the upper end of the resin pipe body. The vacuum generator uses a positive pressure air source to generate a negative pressure vacuum component.

[0011] Preferably, a sealing connection nut is provided at the bottom side position of the side of the resin pipe connection base. The uppermost side of the sealing connection nut is an extrusion contact ring. A middle-position telescopic body is provided at the lower side position of the extrusion contact ring. A rotary connection bolt is provided at the bottom position of the middle-position telescopic body. An extrusion contact rubber airbag is provided at the inner side position of the rotary connection bolt. An internal connection spring is provided at the internal position of the middle-position telescopic body. When the middle-position telescopic body is extruded, it can extrude gas into the extrusion contact rubber airbag to make it expand.

[0012] Preferably, a thread is provided at the inner side position of the rotary connection bolt, and there is no thread at the inner side of the extrusion contact ring. The middle-position telescopic body is a layered compressible ring structure.

[0013] Preferably, a resin injection pipe is provided at the middle position of the rotary connection bolt, and the upper end position of the resin injection pipe is a T-shaped structure.

[0014] Compared with the prior art, the present utility model provides a resin quantitative control device for sand mold raw materials, which has the following beneficial effects:

[0015] 1. In the resin quantitative control device for sand mold raw materials, a moving induction control slider is slidably arranged on the control block connection base. An inductor is arranged inside the moving induction control slider. The moving induction control slider is driven by an electric cylinder to slide. A resin pipe body is arranged at the side position of the control block connection base. An internal induction floating ball is arranged inside the resin pipe body. The internal induction floating ball is on the upper surface of the resin inside the resin pipe body and changes with the height of the resin. The moving induction control slider can sense the internal induction floating ball when it is in the same plane. After the moving induction control slider senses the floating ball, it will control the external resin input system to stop resin input. By improving the present utility model, the position of the moving induction control slider can be adjusted to control the resin injection amount. The machine operation is simple and fast, and the accuracy is high and it is not easy to have errors.

[0016] 2. In the resin quantitative control device for sand mold raw materials, a sealing connection nut is provided at the bottom side position on the side of the resin pipe connection base. The uppermost side of the sealing connection nut is an extrusion contact ring. A middle telescopic body is provided at the lower side position of the extrusion contact ring. A rotary connection bolt is provided at the bottom position of the middle telescopic body. An extrusion contact rubber airbag is provided at the inner side surface position of the rotary connection bolt. An internal connection spring is provided inside the middle telescopic body. When the middle telescopic body is extruded, it can extrude gas into the extrusion contact rubber airbag, which can cause it to expand. The expanded extrusion contact rubber airbag will extrude and fit the connection pipe contact position between the resin injection pipe and the resin pipe connection base, improving the sealing performance between them, effectively avoiding resin leakage, and thus improving the practicality of the resin quantitative control device for sand mold raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 FIG. is a schematic diagram of the overall structure of the resin quantitative control device for sand mold raw materials of the present invention.

[0018] Figure 2 FIG. is a schematic diagram of the structure at position A of the resin quantitative control device for sand mold raw materials of the present invention.

[0019] Figure 3 FIG. is a schematic diagram of the structure at position B of the resin quantitative control device for sand mold raw materials of the present invention.

[0020] Figure 4 FIG. is a schematic diagram of a partial cross-sectional structure at the position of the sealing connection nut of the resin quantitative control device for sand mold raw materials of the present invention.

[0021] In the figure: 1. Control device body; 2. Control block connection base; 3. Resin pipe body; 4. Resin pipe connection base; 5. Resin injection pipe; 6. Gemü valve; 7. Vacuum generator; 8. Moving induction control slider; 9. Internal induction floating ball; 10. Sealing connection nut; 11. Extrusion contact ring; 12. Middle telescopic body; 13. Internal connection spring; 14. Rotary connection bolt; 15. Extrusion contact rubber airbag. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] The present invention provides as Figures 1-4As shown, a quantitative control device for sand mold raw material resin includes a control device body 1 and a control block connection base 2 disposed inside the control device body 1;

[0024] A moving induction control slider 8 is slidably disposed on the control block connection base 2. An inductor is provided inside the moving induction control slider 8. The moving induction control slider 8 is driven by an electric cylinder to slide. A resin pipe body 3 is disposed at the side position of the control block connection base 2. An internal induction float ball 9 is provided inside the resin pipe body 3. The internal induction float ball 9 is located on the upper surface of the resin inside the resin pipe body 3 and changes with the height of the resin. The moving induction control slider 8 can sense the internal induction float ball 9 when they are in the same plane. When the moving induction control slider 8 senses the float ball, it will control the external resin input system to stop resin input. Through the improvement of the present utility model, the position of the moving induction control slider 8 can be adjusted to control the resin injection amount. The machine operation is simple, fast, and has high precision and is not prone to errors.

[0025] As Figure 1 shown, a resin pipe connection base 4 is disposed at the bottom position of the resin pipe body 3. The resin pipe body 3 is sleeved through a rubber sleeve and connected to the resin pipe connection base 4 by bolts. The resin pipe connection base 4 is provided for installing and connecting the resin pipe body 3 to the control device body 1.

[0026] As Figure 1 shown, a Gemu valve 6 is disposed at the upper end near the side position of the resin pipe body 3. The Gemu valve 6 is composed of a valve body, a valve stem, a valve cover, and a diaphragm. The Gemu valve 6 is not prone to problems such as dirt and scaling, can keep the medium flow unobstructed, and prolong the service life of the valve.

[0027] As Figure 1 shown, a vacuum generator 7 is disposed at the upper end near the side position of the resin pipe body 3. The vacuum generator 7 uses a positive pressure air source to generate a negative pressure vacuum component, and the vacuum generator 7 has the advantages of being new, efficient, clean, economical, and small.

[0028] As Figure 3 and Figure 4As shown in the figure, a sealing connection nut 10 is provided at the bottom side position of the side surface of the resin pipe connection base 4. The uppermost side of the sealing connection nut 10 is an extrusion contact ring 11. A middle telescopic body 12 is provided at the lower side position of the extrusion contact ring 11. A rotary connection bolt 14 is provided at the bottom position of the middle telescopic body 12. An extrusion contact rubber airbag 15 is provided at the inner side surface position of the rotary connection bolt 14. An internal connection spring 13 is provided inside the middle telescopic body 12. When the middle telescopic body 12 is extruded, the gas can be extruded into the extrusion contact rubber airbag 15 to make it expand. The expanded extrusion contact rubber airbag 15 will extrude and fit the connection pipe contact position of the resin injection pipe 5 and the resin pipe connection base 4, improving the sealing performance between them, effectively avoiding resin leakage, and thus improving the practicality of the resin quantitative control device for the sand mold raw material.

[0029] As Figure 4 shown in the figure, a thread is provided at the inner side surface position of the rotary connection bolt 14, and there is no thread at the inner side surface of the extrusion contact ring 11. The middle telescopic body 12 is a layered compressible ring structure. A resin injection pipe 5 is provided at the middle position of the rotary connection bolt. The upper end position of the resin injection pipe 5 is a T-shaped structure. The resin injection pipe 5 is connected to the rotary connection bolt 14 by means of insertion and through the T-shaped structure, and it is connected and installed with the resin pipe connection base 4 by rotating through the thread inside the rotary connection bolt 14.

[0030] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A sand mold raw material resin quantitative control device, comprising A control device body (1) and a control block connection base (2) arranged at an internal position of the control device body (1); Features: A moving sensing control slider (8) is slidably arranged on the control block connection base (2), a sensor is arranged inside the moving sensing control slider (8), and the moving sensing control slider (8) is driven by an electric cylinder to slide and move. A resin tube body (3) is arranged at a side position of the control block connection base (2), and a built-in sensing float (9) is arranged at an internal position of the resin tube body (3). The upper surface of the built-in sensing float (9) located inside the resin tube body (3) changes with the height of the resin. The moving sensing control slider (8) can sense the built-in sensing float (9) when it is in the same plane. After the moving sensing control slider (8) senses the float, it will control the external resin input system to stop the resin input.

2. A sand mold raw material resin quantitative control device according to claim 1, characterized in that: A resin tube connection base (4) is provided at the bottom of the resin tube body (3), and the resin tube body (3) is connected to the resin tube connection base (4) by means of a rubber sleeve and bolts.

3. A sand mold raw material resin quantitative control device according to claim 1, characterized in that: A Gammy valve (6) is arranged at the upper end of the resin tube body (3) near the side, and the Gammy valve (6) is composed of a valve body, a valve stem, a valve cover and a diaphragm.

4. A sand mold raw material resin quantitative control device according to claim 1, characterized in that: A vacuum generator (7) is provided at the upper end of the resin tube body (3) near the side surface, and the vacuum generator (7) generates a negative pressure vacuum component by using a positive pressure gas source.

5. A sand mold raw material resin quantitative control device according to claim 2, characterized in that: A sealing connection nut (10) is arranged at the bottom side of the side of the resin tube connection base (4); the uppermost side of the sealing connection nut (10) is an extrusion contact ring (11); a central telescopic body (12) is arranged at the lower side of the extrusion contact ring (11); a rotating connection bolt (14) is arranged at the bottom of the central telescopic body (12); an extrusion contact rubber airbag (15) is arranged at the inner side of the rotating connection bolt (14); a built-in connection spring (13) is arranged at the inner position of the central telescopic body (12); when the central telescopic body (12) is squeezed, gas can be squeezed into the extrusion contact rubber airbag (15) to cause it to expand.

6. A sand mold raw material resin quantitative control device according to claim 5, characterized in that: The inner side surface of the rotating connection bolt (14) is provided with a thread, the inner side surface of the extrusion contact ring (11) is not provided with a thread, and the central telescopic body (12) is a layered compressible annular structure.

7. A sand mold raw material resin quantitative control device according to claim 5, characterized in that: A resin injection pipe (5) is arranged at the middle position of the rotating connection bolt, and the upper end position of the resin injection pipe (5) is a T-shaped structure.

Images