CN219052825U

CN219052825U - Compounding mechanism of tectorial membrane sand production line

Info

Publication number: CN219052825U
Application number: CN202223367720.0U
Authority: CN
Inventors: 毛瑞峰; 毛德煜; 于瑞芹; 毛瑞涛; 董妮妮
Original assignee: Qingdao Rongxintai Industry And Trade Co ltd
Current assignee: Qingdao Rongxintai Industry And Trade Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-23
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a mixing mechanism of a precoated sand production line, which comprises a tank body, wherein a feeding cylinder is fixedly arranged at the upper end of the tank body, a suction pump is fixedly arranged at the upper end of the tank body, the input end of the suction pump is communicated with the feeding cylinder through a communicating pipe, the output end of the suction pump is fixedly connected with a collecting tank through the communicating pipe, a stirring shaft is rotationally connected inside the tank body, a stirring rod is fixedly arranged on the stirring shaft, and a scraping knife is fixedly connected at the other end of the stirring rod; through setting up rabbling mechanism, when agitator motor drives the puddler through the (mixing) shaft and stirs the material, electro-magnet cooperation spring makes the interior wall that scrapes the sword laminating compounding section of thick bamboo rotate, scrapes the sticky material of compounding section of thick bamboo inner wall, makes the material intensive mixing, has improved mixing quality; through setting up collection mechanism, the suction pump is through the inside harmful gas extraction of communicating pipe with jar body to collect in the collection jar, prevents that the gaseous exhaust external world that produces from causing the influence to the environment.

Description

Compounding mechanism of tectorial membrane sand production line

Technical Field

The utility model relates to the technical field of precoated sand production tools, in particular to a mixing mechanism of a precoated sand production line.

Background

The precoated sand is sand or core sand with a layer of solid resin film on the sand surface before molding, and has two film coating processes of a cold method and a hot method, wherein the cold method uses ethanol to dissolve resin, urotropine is added in the sand mixing process to coat the resin and the urotropine on the sand surface, and the ethanol is volatilized to obtain the precoated sand; the sand is preheated to a certain temperature by a thermal method, resin is added to melt the sand, the resin is coated on the surface of the sand, urotropine aqueous solution and lubricant are added, and the precoated sand is obtained by cooling, crushing and screening.

The existing mixing mechanism needs to preheat materials before sand mixing, molten resin is easy to adhere to the inner wall of a stirring container in the stirring process, is difficult to be fully mixed with sand grains, not only affects the coating effect on the sand grains, but also causes waste of resin raw materials, so that the quality of sand mixing device on sand grain tectorial membrane processing is reduced, a large amount of harmful gas is generated in the sand mixing stirring process, and generated gas is often discharged directly through a feed inlet of the device, so that environmental pollution is caused.

Disclosure of Invention

For solving the technical problem, provide a compounding mechanism of tectorial membrane sand production line, the resin that proposes among the above-mentioned prior art has been solved to this technical scheme on stirring process, be difficult to with the abundant mixing of sand grain on the inner wall of stirring container is glued easily, not only influence the cladding effect to the sand grain, can also cause the waste of resin raw materials simultaneously, thereby reduced the quality of sand mixing device to sand grain tectorial membrane processing, the while stirring in-process of mixing sand can produce a large amount of harmful gas discharges, the gas that produces often directly discharges through the feed inlet of device, thereby cause the problem of pollution to the environment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the mixing mechanism of the precoated sand production line comprises a tank body, wherein a feeding cylinder is fixedly arranged at the upper end of the tank body, a collecting mechanism is arranged at the upper end of the tank body, a mixing cylinder is fixedly arranged in the tank body, and a stirring mechanism is arranged in the mixing cylinder;

the stirring mechanism comprises a stirring shaft which is rotationally connected to the inside of the mixing barrel, a plurality of stirring rods are fixedly arranged on the stirring shaft, a connecting rod is connected to the inside of the stirring rods in a sliding manner, and a scraping knife is fixedly connected to the other end of the connecting rod;

the collecting mechanism comprises a suction pump fixedly installed at the upper end of the tank body, the input end of the suction pump is communicated with the lower end of the feeding cylinder through a communicating pipe, the output end of the suction pump is fixedly connected with a collecting tank through the communicating pipe, and the collecting tank is fixedly installed on the right side of the tank body.

Preferably, a plurality of stirring rods are internally and fixedly provided with electromagnets, the output ends of the electromagnets are fixedly connected with springs, and the other ends of the springs are fixedly connected with connecting rods.

Preferably, an electromagnetic valve is fixedly arranged at the upper end inside the feeding cylinder.

Preferably, an electric heating tube is fixedly arranged in the tank body, and the electric heating tube is spirally arranged on the outer circumferential surface of the mixing barrel.

Preferably, the stirring motor is fixedly arranged at the position of the upper end of the tank body corresponding to the stirring shaft, and the output end of the stirring motor penetrates through the tank body and extends to the inside of the mixing barrel to be fixedly connected with the stirring shaft.

Preferably, a discharge hole is formed in the lower end of the tank body.

Compared with the prior art, the utility model has the beneficial effects that:

according to the mixing mechanism of the precoated sand production line, the stirring mechanism is arranged, the stirring motor drives the stirring shaft, so that the stirring rod is driven to mix and stir sand grains and molten resin in the mixing cylinder, the electromagnet loses electrical property, the spring releases elasticity, the scraping knife is attached to the inner wall of the mixing cylinder through the connecting rod, the scraping knife is pressed to rotate along the inner wall of the mixing cylinder, the molten resin adhered to the inner wall of the mixing cylinder is scraped, the molten resin can be fully mixed with the sand grains, and the quality of processing and mixing of the sand grain coating is improved; through setting up collection mechanism, the solenoid valve is closed when stirring the material again to make harmful gas stay in the jar internal portion, the suction pump is collected the inside harmful gas extraction of jar internal portion to the collection tank through communicating pipe, waits to carry out the filtration discharge with collection tank and filter equipment butt joint after the operation is accomplished, prevents that the gaseous discharge external world that produces from causing the influence to the environment, has avoided harm personnel health.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 3 according to the present utility model.

The reference numerals in the figures are:

1. a tank body; 101. a feed cylinder; 102. an electromagnetic valve; 103. an electric heating tube; 104. a discharge port; 105. a mixing cylinder; 2. a collection mechanism; 201. a suction pump; 202. a collection tank; 3. a stirring mechanism; 301. a stirring shaft; 302. a stirring rod; 303. a connecting rod; 304. a scraping knife; 305. an electromagnet; 306. a spring; 307. a stirring motor.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a compounding mechanism of tectorial membrane sand production line, including jar body 1, jar body 1's upper end fixed mounting has feed cylinder 101, feed cylinder 101 inside upper end fixed mounting has solenoid valve 102, set up solenoid valve 102, when jar body 1 inside stirs, solenoid valve 102 is closed, prevent the harmful gas that produces in the stirring process, flow in the air through feed cylinder 101, jar body 1 upper end is provided with collection mechanism 2, jar body 1 internally fixed mounting has compounding section of thick bamboo 105, jar body 1 internally fixed mounting has electrothermal tube 103, electrothermal tube 103 is the peripheral surface of spiral row locating compounding section of thick bamboo 105, electrothermal tube 103 beats and locates between jar body 1 and compounding section of thick bamboo 105, utilize electrothermal tube 103 circular telegram to generate heat, thereby make jar body 1 inside rapid heating up, then with heat transfer to compounding section of thick bamboo 105 inside, safety protection has been increased, jar body 1 lower extreme has seted up discharge gate 104, compounding section of thick bamboo 105 inside is provided with rabbling mechanism 3;

the collecting mechanism 2 comprises a suction pump 201 fixedly arranged at the upper end of the tank body 1, the input end of the suction pump 201 is communicated with the lower end of the feeding cylinder 101 through a communicating pipe, the output end of the suction pump 201 is fixedly connected with a collecting tank 202 through the communicating pipe, the collecting tank 202 is fixedly arranged on the right side of the tank body 1, the collecting mechanism 2 is arranged, when the electromagnetic valve 102 is closed when materials are stirred, harmful gas stays in the tank body 1, the suction pump 201 pumps the harmful gas in the tank body 1 into the collecting tank 202 through the communicating pipe to collect the harmful gas, after the operation is completed, the gas is filtered and discharged through the outlet of the collecting tank 202 in a butt joint mode, the produced gas is prevented from being discharged outside to influence the environment, and the health of people is prevented from being damaged;

the stirring mechanism 3 comprises a stirring shaft 301 which is rotationally connected to the inside of the mixing barrel 105, a plurality of stirring rods 302 are fixedly arranged on the stirring shaft 301, a connecting rod 303 is slidably connected to the inside of the stirring rods 302, a scraping knife 304 is fixedly connected to the other end of the connecting rod 303, an electromagnet 305 is fixedly arranged in the inside of the stirring rods 302, a spring 306 is fixedly connected to the output end of the electromagnet 305, the other end of the spring 306 is fixedly connected with the connecting rod 303, a stirring motor 307 is fixedly arranged at the position corresponding to the stirring shaft 301 at the upper end of the tank 1, the output end of the stirring motor 307 penetrates through the tank 1 and extends to the inside of the mixing barrel 105 to be fixedly connected with the stirring shaft 301, the stirring motor 307 drives the stirring shaft 301 through the stirring mechanism 3, and the electromagnet 305 loses electrical property when the stirring rods 302 are used for mixing and stirring sand grains and molten resin in the mixing barrel 105, so that the spring 306 releases elasticity to enable the scraping knife 304 to be attached to the inner wall of the mixing barrel 105 through the connecting rod 303, the scraping knife 304 is pressed along the inner wall of the mixing barrel 105 to scrape the molten resin adhered to the inner wall of the mixing barrel 105, the molten resin can be fully mixed with the sand grains, and the sand grains can be fully mixed, and the quality of film-coated processing is improved.

Working principle: when the mixer is used, materials to be mixed are sent into the mixing cylinder 105 through the feeding cylinder 101, the electric heating tube 103 is electrified to generate heat, then the electromagnetic valve 102 is closed, the stirring motor 307 is opened to drive the stirring shaft 301 to rotate, so that the stirring rod 302 rotates along with the stirring rod, then the electromagnet 305 loses the electrical property, the spring 306 releases elasticity, so that the scraping knife 304 is connected with the inner wall of the mixing cylinder 105, and simultaneously rotates along with the stirring shaft 301, thereby scraping molten resin attached to the inner wall of the mixing cylinder 105, improving the uniformity of the molten resin and sand grains, then the suction pump 201 is started, harmful gas generated during the internal stirring of the mixing cylinder 105 is pumped into the collecting tank 202 through the communicating pipe, and when the harmful gas is collected to a certain degree, the collecting tank 202 is butted with an external filtering device, and the harmful gas is filtered and discharged.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Compounding mechanism of tectorial membrane sand production line, its characterized in that: the novel mixing device comprises a tank body (1), wherein a feeding cylinder (101) is fixedly arranged at the upper end of the tank body (1), a collecting mechanism (2) is arranged at the upper end of the tank body (1), a mixing cylinder (105) is fixedly arranged in the tank body (1), and a stirring mechanism (3) is arranged in the mixing cylinder (105); the stirring mechanism (3) comprises a stirring shaft (301) which is rotatably connected to the inside of the mixing barrel (105), a plurality of stirring rods (302) are fixedly arranged on the stirring shaft (301), a connecting rod (303) is slidably connected to the inside of the stirring rods (302), and a scraping knife (304) is fixedly connected to the other end of the connecting rod (303); the collecting mechanism (2) comprises a suction pump (201) fixedly installed at the upper end of the tank body (1), the input end of the suction pump (201) is communicated with the lower end of the feeding barrel (101) through a communicating pipe, the output end of the suction pump (201) is fixedly connected with a collecting tank (202) through the communicating pipe, and the collecting tank (202) is fixedly installed on the right side of the tank body (1).

2. The mixing mechanism of a precoated sand production line according to claim 1, characterized in that: a plurality of puddler (302) inside fixed mounting have electro-magnet (305), the output fixedly connected with spring (306) of electro-magnet (305), the other end and the connecting rod (303) fixed connection of spring (306).

3. The mixing mechanism of a precoated sand production line according to claim 1, characterized in that: an electromagnetic valve (102) is fixedly arranged at the upper end inside the feeding barrel (101).

4. The mixing mechanism of a precoated sand production line according to claim 1, characterized in that: an electric heating tube (103) is fixedly arranged in the tank body (1), and the electric heating tube (103) is spirally arranged on the outer circumferential surface of the mixing barrel (105).

5. The mixing mechanism of a precoated sand production line according to claim 1, characterized in that: the stirring motor (307) is fixedly arranged at the position, corresponding to the stirring shaft (301), of the upper end of the tank body (1), and the output end of the stirring motor (307) penetrates through the tank body (1) and extends to the inside of the mixing barrel (105) to be fixedly connected with the stirring shaft (301).

6. The mixing mechanism of a precoated sand production line according to claim 1, characterized in that: a discharge hole (104) is formed in the lower end of the tank body (1).