CN221269578U

CN221269578U - Sand mixing device for valve body casting

Info

Publication number: CN221269578U
Application number: CN202322891687.XU
Authority: CN
Inventors: 陈景进
Original assignee: Dingda Valve Co ltd
Current assignee: Zhejiang Dingda Valve Co ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-07-05
Anticipated expiration: 2033-10-26

Abstract

The utility model provides a sand mixing device for valve body casting, and belongs to the technical field of sand mixing devices. The utility model provides a valve body casting is with mixing sand device, its characterized in that, including mixing the sand box, fixedly connected with sand silo on the sand box, sand silo lower extreme is equipped with and send the sand pipe, send the sand pipe to get into in mixing the sand box through mixing the sand box upper wall, be equipped with the rose box in the sand box, send the sand pipe to be linked together with the rose box, the mixing incasement rotation of rose box below is connected with and just mixes the case, just be equipped with first mixing element on the case that mixes, just be equipped with the second mixing element in the mixing the sand box of case below. The utility model has the advantages that the fine sand and the binder are firstly mixed in the primary mixing box through the first mixing component, and then the primary mixed fine sand is stirred through the second mixing component, so that the stirring effect is good and the efficiency is higher.

Description

Sand mixing device for valve body casting

Technical Field

The utility model belongs to the technical field of sand mixing devices, and relates to a sand mixing device for valve body casting.

Background

The valve body is generally cast, and the cast member requires engagement of a sandy mold when cast. Molding sand for casting molds is usually produced by adding a certain proportion of binder or other auxiliary material to fine sand, and then uniformly mixing. However, in the sand mixing device for casting in the prior art, after manual weighing, fine sand and a binder are all added together from the same feed port, so that the binder is not dispersed in the fine sand enough, and the stirring efficiency is low; part of fine sand has caking phenomenon, and the problem of adhesion to the wall of the tank is easy to occur in the process of sand mixing, and the stirring effect is poor.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides a sand mixing device for casting a valve body, which solves the problems that in the prior art, after manual weighing, fine sand and a binder are added from the same feed inlet together, so that the binder is not dispersed in the fine sand enough, and the stirring efficiency is low; part of fine sand has caking phenomenon, and the problem of adhesion to the wall of a tank is easy to occur in the process of sand mixing, and the problem of poor stirring effect is solved.

The aim of the utility model can be achieved by the following technical scheme:

The utility model provides a valve body foundry is with mixing sand device, its characterized in that, including mixing the sand box, fixedly connected with sand silo on the sand box, sand silo lower extreme is equipped with and send the sand pipe, send the sand pipe to get into mixing the sand box through mixing the sand box upper wall, be equipped with the rose box in the sand box, send the sand pipe to be linked together with the rose box, the mixing incasement rotation of rose box below is connected with and just mixes the case, just be equipped with first mixing assembly on the case that just mixes, be equipped with the second mixing assembly in the mixing box of just mixing the case below, fixedly connected with binder case on the sand box outer wall, binder case lower extreme is equipped with the conveyer pipe, the conveyer pipe passes mixing the sand incasement side wall and enters into, the conveyer pipe lower extreme is aimed at just mixing the case, the discharge gate has been seted up to mixing the case lower extreme.

In the sand mixing device for casting the valve body, the first push rod motor is fixedly connected to the sand mixing box, the push rod of the first push rod motor penetrates through the upper end of the sand mixing box to enter the sand mixing box, and the pressing plate is fixedly connected to the push rod of the first push rod motor.

In the above-mentioned valve body casting is with mixing sand device, first drive motor includes first driving motor, first driving motor fixed connection is on the mixing sand case lateral wall, first driving motor's output shaft and just mix case fixed connection, just mix case lower extreme fixedly connected with second driving motor, the output shaft of second driving motor passes just mix case lower extreme and enters into just mix incasement, fixedly connected with a plurality of first puddler on the output shaft of second driving motor, the tip fixedly connected with scraper blade of first puddler.

In the sand mixing device for valve body casting, the weight sensor is arranged at the lower end of the primary mixing box, the supporting block is fixedly connected in the mixing box, and the primary mixing box can be propped against the supporting block.

In the valve body casting is with muddy sand device, the second mixing assembly includes third driving motor, third driving motor fixed connection is on the lateral wall of muddy sand case, the output shaft of third driving motor passes muddy sand case lateral wall and gets into muddy sand incasement, fixedly connected with a plurality of second puddler on the output shaft of third driving motor.

In the sand mixing device for valve body casting, the sand conveying pipe, the conveying pipe and the discharge port are all provided with electromagnetic valves, and the conveying pipe is also provided with a flowmeter.

Compared with the prior art, the utility model has the following advantages:

Through the first mixing component, fine sand and binder are mixed in the primary mixing box, and then the primary mixed fine sand is stirred through the second mixing component, so that the stirring effect is good, and the efficiency is high; the pressing plate is driven by a first push rod motor to crush the agglomerated fine sand; the amounts of fine sand and binder at each stirring were controlled by a weight sensor and a flow meter.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

In the drawing the view of the figure,

2. Mixing a sand box; 3. a sand bin; 4. a sand feeding pipe; 5. a filter box; 6. a primary mixing box; 7. an adhesive box; 8. a delivery tube; 9. a discharge port; 10. a first push rod motor; 11. a pressing plate; 12. a first driving motor; 13. a second driving motor; 14. a first stirring rod; 15. a scraper; 16. a weight sensor; 17. a support block; 18. a third driving motor; 19. a second stirring rod; 20. an electromagnetic valve; 21. a flow meter.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in figure 1 of the drawings,

The utility model provides a valve body casting is with mixing sand device, its characterized in that, including mixing sand box 2, fixedly connected with sand silo 3 on the mixing sand box 2, sand silo 3 lower extreme is equipped with and send sand pipe 4, send sand pipe 4 to get into mixing sand box 2 through mixing sand box 2 upper wall in, be equipped with rose box 5 in the mixing sand box 2, send sand pipe 4 to be linked together with rose box 5, mixing sand box 2 rotation of rose box 5 below is connected with first case 6, be equipped with first mixing assembly on the first case 6, be equipped with the second mixing assembly in the mixing sand box 2 of just mixing case 6 below, fixedly connected with binder case 7 on the outer wall of mixing sand box 2, binder case 7 lower extreme is equipped with conveyer pipe 8, conveyer pipe 8 enters into mixing sand box 2 through mixing sand box 2 lateral wall, the just case 6 is aimed at to conveyer pipe 8 lower extreme, discharge gate 9 has been seted up to mixing sand box 2 lower extreme.

In this embodiment, fine sand in the sand silo 3 is sent to the rose box 5 through sending sand pipe 4, the fine sand of caking is intercepted by rose box 5, fine sand of normal size drops to just mix in the case 6 through rose box 5, the binder is also carried just mix in the case 6 through conveyer pipe 8, fine sand and binder mix according to certain proportion by first mixing element, rotate just mix the case 6 after mixing, pour preliminary mixed fine sand and binder into the sand mixing case 2 lower extreme, mix by the second mixing element, the repetitive operation, make some fine sand and binder stir first, stir these fine sand that stir again, mix effectually.

In this embodiment, a first push rod motor 10 is fixedly connected to the sand mixing box 2, a push rod of the first push rod motor 10 penetrates through the upper end of the sand mixing box 2 and enters the sand mixing box 2, and a pressing plate 11 is fixedly connected to the push rod of the first push rod motor 10. The pressing plate 11 is driven to descend by the first push rod motor 10, and the agglomerated fine sand in the filter tank 5 is extruded and crushed so that the fine sand can pass through the filter tank 5 to reach the primary mixing tank 6.

In this embodiment, the first mixing assembly includes first driving motor 12, first driving motor 12 fixed connection is on the muddy sand case 2 lateral wall, the output shaft of first driving motor 12 and just mix case 6 fixed connection, just mix case 6 lower extreme fixedly connected with second driving motor 13, the output shaft of second driving motor 13 passes just mix case 6 lower extreme and enters into just mix incasement 6, fixedly connected with a plurality of first puddler 14 on the output shaft of second driving motor 13, the tip fixedly connected with scraper blade 15 of first puddler 14. After fine sand and binder enter the primary mixing box 6 according to a certain proportion, the second driving motor 13 drives the first stirring rod 14 to stir the fine sand, the scraping plate 15 is arranged on the first stirring rod 14 and can scrape the fine sand adhered to the box wall, after the fine sand is primarily stirred, the first driving motor 12 drives the primary mixing box 6 to turn over, and the primarily mixed fine sand is poured into the bottom of the sand mixing box 2.

In this embodiment, the lower extreme of just mixing case 6 is equipped with weight sensor 16, the interior fixedly connected with supporting shoe 17 of muddy sand case 2, just mixing case 6 can support and lean on supporting shoe 17. The amount of fine sand during each mixing is controlled by the weight sensor 16, and the primary mixing box 6 is prevented from shaking down during the stirring process by the supporting block 17.

In this embodiment, the second mixing assembly includes a third driving motor 18, the third driving motor 18 is fixedly connected to a side wall of the sand mixing box 2, an output shaft of the third driving motor 18 penetrates through the side wall of the sand mixing box 2 to enter the sand mixing box 2, and a plurality of second stirring rods 19 are fixedly connected to the output shaft of the third driving motor 18. The second stirring rod 19 is driven to rotate by the third driving motor 18, and the primarily mixed fine sand is mixed and stirred.

In this embodiment, the sand feeding pipe 4, the conveying pipe 8 and the discharge port 9 are all provided with electromagnetic valves 20, and the conveying pipe 8 is also provided with a flowmeter 21. The amount of adhesive is controlled each time by the flow meter 21.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. Meanwhile, the meaning of "and/or" appearing throughout the text is to include three schemes, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme that a and B satisfy simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

All the components are general standard components or components known to the person skilled in the art, and the structures and principles of the components are known to the person skilled in the art through technical manuals or through routine experimental methods.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a valve body casting is with mixing sand device, its characterized in that, including mixing sand box (2), fixedly connected with sand silo (3) on mixing sand box (2), sand silo (3) lower extreme is equipped with send sand pipe (4), send sand pipe (4) to pass in mixing sand box (2) upper wall gets into mixing sand box (2), be equipped with rose box (5) in mixing sand box (2), send sand pipe (4) to be linked together with rose box (5), the interior rotation of mix sand box (2) of rose box (5) below is connected with first mix box (6), be equipped with first mixing assembly on first mix box (6), be equipped with second mixing assembly in mix sand box (2) of mix box (6) below, fixedly connected with binder case (7) on mix sand box (2) outer wall, binder case (7) lower extreme is equipped with conveyer pipe (8), conveyer pipe (8) pass mix sand box (2) lateral wall and enter into mix box (2) in, mix sand box (8) lower extreme (9) are seted up down to mix box (2).

2. The sand mixing device for valve body casting according to claim 1, wherein a first push rod motor (10) is fixedly connected to the sand mixing box (2), a push rod of the first push rod motor (10) penetrates through the upper end of the sand mixing box (2) and enters the sand mixing box (2), and a pressing plate (11) is fixedly connected to a push rod of the first push rod motor (10).

3. The sand mixing device for valve body casting according to claim 1, wherein the first mixing assembly comprises a first driving motor (12), the first driving motor (12) is fixedly connected to the side wall of the sand mixing box (2), an output shaft of the first driving motor (12) is fixedly connected with the primary mixing box (6), a second driving motor (13) is fixedly connected to the lower end of the primary mixing box (6), an output shaft of the second driving motor (13) penetrates through the lower end of the primary mixing box (6) to enter the primary mixing box (6), a plurality of first stirring rods (14) are fixedly connected to the output shaft of the second driving motor (13), and scraping plates (15) are fixedly connected to the end parts of the first stirring rods (14).

4. The sand mixing device for valve body casting according to claim 1, wherein a weight sensor (16) is arranged at the lower end of the primary mixing box (6), a supporting block (17) is fixedly connected in the sand mixing box (2), and the primary mixing box (6) can be abutted against the supporting block (17).

5. The sand mixing device for casting of the valve body according to claim 1, characterized in that the second mixing assembly comprises a third driving motor (18), the third driving motor (18) is fixedly connected to the side wall of the sand mixing box (2), an output shaft of the third driving motor (18) penetrates through the side wall of the sand mixing box (2) to enter the sand mixing box (2), and a plurality of second stirring rods (19) are fixedly connected to the output shaft of the third driving motor (18).

6. The sand mixing device for valve body casting according to claim 1, wherein the sand feeding pipe (4), the conveying pipe (8) and the discharge port (9) are respectively provided with an electromagnetic valve (20), and the conveying pipe (8) is also provided with a flowmeter (21).