Precoated sand production equipment

Abstract

The utility model relates to the technical field of precoated sand production, and particularly discloses precoated sand production equipment which comprises a sand mixing cylinder, end covers are connected to the two ends of the sand mixing cylinder through screws, a motor is fixed to the front end face of the front end cover, a feeding pipe is fixedly communicated with the rear end cover, and sliding rails are fixed to the adjacent faces of the two end covers. A filter cartridge with two open ends is rotatably connected in the sand mixing barrel, the two ends of the filter cartridge are rotatably connected with the end covers through sliding rails, a discharging opening is formed in the lower side of the sand mixing barrel, turning and shoveling plates are annularly fixed in the filter cartridge at equal intervals, a cleaning plate is movably connected to the front side in the filter cartridge, and notches matched with the turning and shoveling plates are formed in the outer portion of the cleaning plate; an electromagnet of a sheet structure is fixed into the turning shovel plate, and a threaded rod is arranged in the middle of the cleaning plate. According to the quartz sand screening and collecting device, quartz sand iron particles and coarse sand particles can be screened and collected, the impurities can be intensively cleaned out of the device, manual operation of a user is not needed, and the use efficiency of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the production technical field of coated sand, especially relates to a coated sand production equipment. BACKGROUND

[0002] Coated sand has two coating processes of cold method and hot method: the cold method dissolves resin with ethanol, and adds urotropine in the sand mixing process, so that the two are coated on the surface of sand particles, ethanol volatilizes, and coated sand is obtained; the hot method preheats sand to a certain temperature, adds resin to make it melt, stirs to make resin coated on the surface of sand particles, adds urotropine aqueous solution and lubricant, cools, breaks, and sieves to obtain coated sand. When producing coated sand, coarse sand particles and iron particles are easily contained in quartz sand and other raw sand during sand mixing, which is inconvenient to remove. Since the iron particles have sharp corners or polygons, the bonding strength of the sand particles is low, so that the effect of coated sand is not good.

[0003] Therefore, the prior art such as the utility model with the application number 202123128770.9 specifically discloses a hopper for coated sand production, which solves the problem that coarse sand particles and iron particles are easily contained in quartz sand and other raw sand during sand mixing when producing coated sand.

[0004] Although the device can realize quartz sand filtering and iron scrap collecting, the collected coarse sand and iron scrap that do not meet the particle size cannot be automatically discharged from the device, and manual operation is still needed for cleaning operation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a coated sand production equipment, which can realize screening and collecting of quartz sand iron particles and coarse sand particles, and can realize centralized cleaning of such impurities to the outside of the device without manual operation of the user, thereby improving the use efficiency of the device and solving the problems in the background art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a coated sand production equipment, which comprises a sand mixing cylinder, end covers are screw-connected to both ends of the sand mixing cylinder, a motor is fixed to the front end face of the front end cover, a feeding pipe is fixedly connected to the rear end cover, slide rails are fixed to the adjacent faces of the two end covers, a filter cylinder with open ends is rotationally connected in the sand mixing cylinder, the filter cylinder is rotationally connected to the end covers through the slide rails, a discharge port is formed in the lower side of the sand mixing cylinder, shovel plates are fixed at equal distances in the inner ring of the filter cylinder, a cleaning plate is movably connected to the inner front side of the filter cylinder, a slot is formed in the cleaning plate and matched with the shovel plates, an electromagnetic iron with a sheet structure is fixed in the inner shovel plate, a threaded rod is arranged in the middle of the cleaning plate, and one end of the threaded rod is fixed to the output shaft of the motor.

[0007] Preferably, the other end of the threaded rod is rotationally connected to a support, and the other end of the support is fixed to the inner wall of the filter cylinder.

[0008] Preferably, the inner threaded sleeve is rotatably connected to the center of the cleaning plate, and the inner threaded sleeve is threadedly connected with the threaded rod, the outer surface of the inner threaded sleeve is sleeved with an electromagnetic ring, the electromagnetic ring is fixed to the cleaning plate, and the inner threaded sleeve and the threaded rod are made of magnetic metal material.

[0009] Preferably, the pipe opening of the feeding pipe extending into the end cover is located at the lower side of the end away from the motor output shaft of the threaded rod.

[0010] Preferably, the surface of the rear end cover is provided with a discharge port between the lower side of the feeding pipe and the slide rail, and a sealing plate is movably connected in the discharge port.

[0011] Preferably, the inner wall of the discharge port is provided with a movable groove two, the sealing plate is located in the movable groove two, the length of the sealing plate is greater than the length of the discharge port, the front side of the movable groove two is provided with a movable groove one, and the movable groove one is communicated with the movable groove two, and a push rod fixed with the sealing plate is movably connected in the movable groove one.

[0012] Compared with the prior art, the application has the advantages that the quartz sand, iron particles and coarse sand particles can be screened and collected, and the impurities can be cleaned to the outside of the device without manual operation, thereby improving the use efficiency of the device. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure view of the utility model;

[0014] Figure 2 It is a whole structure back view of the utility model;

[0015] Figure 3 It is a whole structure explosion of the utility model Figure 1 ;

[0016] Figure 4 It is a whole structure explosion of the utility model Figure 2 ;

[0017] Figure 5 It is a combination schematic view of the sealing plate and the end cover of the utility model;

[0018] Figure 6 It is a combination schematic view of the inner threaded sleeve and the threaded rod of the utility model.

[0019] LEGEND:

[0020] 1, sand mixing barrel; 2, end cover; 3, motor; 4, discharge port; 5, feed pipe; 6, discharge port; 7, slide rail; 8, filter cylinder; 9, turning shovel plate; 10, threaded rod; 11, support; 12, cleaning plate; 13, sealing plate; 14, internally threaded sleeve; 15, lever; 16, movable groove one; 17, electromagnetic ring; 18, movable groove two. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-6 The utility model provides a technical scheme:

[0023] A film-coated sand production equipment, including sand mixing barrel 1, the both ends of sand mixing barrel 1 are screw connected with end cover 2, wherein the front end face of front end cover 2 is fixed with motor 3, rear end cover 2 is fixed with feed pipe 5, the adjacent surface of two end covers 2 is fixed with slide rail 7, sand mixing barrel 1 is rotatably connected with the filter cylinder 8 of both ends open, the both ends of filter cylinder 8 are rotatably connected with end cover 2 through slide rail 7, the downside of sand mixing barrel 1 is provided with discharge port 4, the inside of filter cylinder 8 is fixed with turning shovel plate 9 at equal distance, the inside front side of filter cylinder 8 is movably connected with cleaning plate 12, the outside of cleaning plate 12 is provided with the notch of turning shovel plate 9, the inside of turning shovel plate 9 is fixed with the electromagnetic iron of sheet structure, the middle part of cleaning plate 12 is provided with threaded rod 10, and one end of threaded rod 10 is fixed with motor 3 output shaft.

[0024] Specifically, the other end of threaded rod 10 is rotatably connected with support 11, and the other end of support 11 is fixed with the inner wall of filter cylinder 8.

[0025] Specifically, the inside central position of cleaning plate 12 is rotatably connected with internally threaded sleeve 14, and internally threaded sleeve 14 is threadedly connected with threaded rod 10, internally threaded sleeve 14 is externally sleeved with electromagnetic ring 17, and electromagnetic ring 17 is fixed with cleaning plate 12, and internally threaded sleeve 14 and threaded rod 10 are made of magnetic attraction metal material.

[0026] Specifically, the pipe opening of feed pipe 5 extending into end cover 2 is located at the downside of the end of threaded rod 10 away from motor 3 output shaft, to avoid the interference of quartz sand entering filter cylinder 8 with threaded rod 10 to feeding.

[0027] Specific, the surface of the rear end cover 2 is located between the lower side of the feed pipe 5 and the slide rail 7, and the discharge port 6 is arranged in the position, and the sealing plate 13 is movably connected in the discharge port 6, and the sealing plate 13 seals the discharge port 6 at different times when the device is used for quartz sand.

[0028] Specific, the inner wall of the discharge port 6 is provided with a movable groove two 18, the sealing plate 13 is located in the movable groove two 18, and the length of the sealing plate 13 is greater than the length of the discharge port 6, the front side of the movable groove two 18 is provided with a movable groove one 16, and the movable groove one 16 is communicated with the movable groove two 18, and the movable groove one 16 is movably connected with the push rod 15 fixed with the sealing plate 13.

[0029] Working principle:

[0030] When working, the controller connected with the motor 3, the electromagnet and the electromagnetic ring 17 controls the equipment operation, first, the controller controls the electromagnetic ring 17 and the electromagnet to conduct electricity, at this time, the magnetic force of the shovel plate 9 is generated, and the iron particles doped in the subsequent quartz sand mixing process are magnetically attracted to the surface of the shovel plate 9, and the electromagnetic ring 17 conducts electricity to realize the magnetic attraction and fixation of the cleaning plate 12, the inner threaded sleeve 14 and the threaded rod 10, in the subsequent rotation process of the motor 3 driving the threaded rod 10, the cleaning plate 12 on the shovel plate 9 in the filter cylinder 8 is further driven to rotate in the mixing cylinder 1 through the slot, further cooperating with the shovel plate 9 to shovel the internal quartz sand, and the quartz sand meeting the particle size is smoothly discharged through the hole of the filter cylinder 8, and the quartz sand not meeting the requirement is retained in the filter cylinder 8, and in the subsequent treatment, the controller controls the motor 3 to rotate slowly, further driving the filter cylinder 8 to rotate, at this time, the external quartz sand is discharged into the filter cylinder 8 through the feed pipe 5 and is filtered by the shovel, the qualified quartz sand is discharged to the designated recovery equipment through the discharge port 4 outside the mixing cylinder 1, the controller does not feed in the feed pipe 5 according to the built-in work log period, then controls the electromagnetic ring 17 to be powered off, the motor 3 drives the threaded rod 10, and the cleaning plate 12 is extended to displace the surface of the shovel plate 9 in the filter cylinder 8, and the coarse sand in the filter cylinder 8 and the iron particles on the surface of the shovel plate 9 are cleaned and displaced to the rear end cover 2, then the user manually pushes the push rod 15 to completely displace the sealing plate 13 in the discharge port 6 to the movable groove two 18, then the discharge port 6 is opened, then the coarse sand is discharged from the device through the discharge port 6, at this time, the electromagnet is powered off, and the iron particles fall and are discharged through the discharge port 6.

[0031] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A coated sand production equipment, comprising a sand mixing cylinder (1), characterized in that, The mixing cylinder (1) is screwed to both ends with end caps (2). A motor (3) is fixed to the front end face of the front end cap (2), and a feed pipe (5) is fixedly connected to the rear end cap (2). Slide rails (7) are fixed to the adjacent surfaces of the two end caps (2). A filter cylinder (8) with open ends is rotatably connected inside the mixing cylinder (1). The two ends of the filter cylinder (8) are rotatably connected to the end caps (2) via slide rails (7). The lower end of the mixing cylinder (1)... A discharge port (4) is provided on the side. Inside the filter cylinder (8), there are equidistantly fixed flipping plates (9). A cleaning plate (12) is movably connected to the front side of the filter cylinder (8). The outside of the cleaning plate (12) is provided with a groove that matches the flipping plate (9). Inside the flipping plate (9), there is a sheet-like electromagnet. A threaded rod (10) is provided in the middle of the cleaning plate (12), and one end of the threaded rod (10) is fixed to the output shaft of the motor (3).

2. The coated sand production equipment according to claim 1, characterized in that, The other end of the threaded rod (10) is rotatably connected to a bracket (11), and the other end of the bracket (11) is fixed to the inner wall of the filter cylinder (8).

3. The coated sand production equipment according to claim 2, characterized in that, The cleaning plate (12) is rotatably connected to an internal threaded sleeve (14) at its center, and the internal threaded sleeve (14) is threadedly connected to the threaded rod (10). An electromagnetic ring (17) is sleeved on the outside of the internal threaded sleeve (14), and the electromagnetic ring (17) is fixed to the cleaning plate (12). The internal threaded sleeve (14) and the threaded rod (10) are made of magnetic metal material.

4. The coated sand production equipment according to claim 3, characterized in that, The feed pipe (5) extends into the end cap (2) at the lower side of the threaded rod (10) away from the output shaft of the motor (3).

5. The coated sand production equipment according to claim 4, characterized in that, The surface of the rear end cap (2) is provided with a discharge port (6) located between the lower side of the feed pipe (5) and the slide rail (7), and a sealing plate (13) is movably connected inside the discharge port (6).

6. The coated sand production equipment according to claim 5, characterized in that, The inner wall of the discharge port (6) is provided with a movable groove two (18), the sealing plate (13) is located inside the movable groove two (18), and the length of the sealing plate (13) is greater than the length of the discharge port (6). The front side of the movable groove two (18) is provided with a movable groove one (16), and the movable groove one (16) is connected to the movable groove two (18). The movable groove one (16) is movably connected to a lever (15) fixed to the sealing plate (13).

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