A quartz sand metering device for coated sand production

Abstract

The utility model provides a quartz sand metering device for coated sand production, which relates to the technical field of coated sand production, including a bottom bin; a bin body, the bin body is welded and installed on the upper surface of the bottom bin; a dehumidifier, the dehumidifier is fixedly installed on the upper surface of the bin body, to achieve moisture removal of the quartz sand and avoid agglomeration; a material taking device, the material taking device is fixedly installed inside the bottom bin, to achieve the convenience of taking quartz sand, to avoid the waste and loss of raw materials, the dehumidifier includes a stirring bin, the stirring bin is fixedly installed inside the bin body, a heating coil is fixedly installed on the circumferential outer wall of the stirring bin, a heater is fixedly installed on the upper surface of the bottom bin, the output end of the heater is connected to the heating coil, and a stirring shaft is fixedly connected inside the stirring bin. The utility model solves the problem that the water content in the quartz sand affects the metering and the waste caused by the inconvenience of taking materials using metering cylinders of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of coated sand production, in particular to a quartz sand metering device for coated sand production. Background Art

[0002] Coated sand is a material made of high-quality selected natural sand as the sand base, a resin coating system with special properties and the most ideal process technology. The main raw materials of coated sand include natural quartz sand, adhesive, curing agent and lubricant. These ingredients are formulated according to a certain production process to form a dry granular modeling material with the surface of the sand grains coated with resin and containing curing agent and lubricant.

[0003] Quartz sand is needed in the production process of coated sand. During the storage process, quartz sand will become damp and hardened due to humidity, water vapor and other reasons in the environment. It will cause errors in measurement during the material collection process, which may affect the quality of the finished product. Quartz sand particles are small. If metering cylinders of different sizes are used, if the discharge port is high during material collection, it may scatter and fly when falling, resulting in waste of quartz sand. Utility Model Content

[0004] The utility model provides a quartz sand metering device for producing coated sand, which solves the problems raised by the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0006] The embodiment of the utility model provides a quartz sand metering device for coated sand production, comprising:

[0007] Bottom warehouse;

[0008] A silo body, which is welded and mounted on the upper surface of the bottom silo;

[0009] A dehumidification device, which is fixedly mounted on the upper surface of the bin body to remove moisture from the quartz sand and prevent agglomeration;

[0010] The material taking device is fixedly installed inside the bottom bin to facilitate the taking of quartz sand and avoid the waste of raw materials.

[0011] Through the above technical scheme, the stored quartz sand is placed in the device, and the moisture in the quartz sand is removed and the compacted quartz sand is broken up by heating and stirring; the discharge port of the device is extended by adjustment to avoid scattering and flying of quartz sand when taking materials in the device, thereby reducing the loss of raw materials.

[0012] Furthermore, the dehumidification device includes a stirring bin, which is fixedly installed inside the bin body, a heating coil is fixedly installed on the circumferential outer wall of the stirring bin, a heater is fixedly installed on the upper surface of the bottom bin, the output end of the heater is connected to the heating coil, a stirring shaft is fixedly connected to the inside of the stirring bin, a connecting column is welded on the upper surface of the stirring bin, a connecting frame is slidably connected to the circumferential outer wall of the connecting column, a motor frame is fixedly connected to the upper surface of the connecting frame, a motor is fixedly installed on the upper surface of the motor frame, the motor passes through the upper surface of the motor frame, a connecting block is fixedly installed on the output end of the motor, a groove is provided on the upper surface of the stirring shaft for engaging with the connecting block, and the connecting block is slidably connected to the upper surface of the stirring shaft.

[0013] Through the above technical scheme, the heater heating coil is used to increase the temperature in the mixing bin, and the motor is started. The motor drives the mixing shaft to rotate, and the quartz sand in the bin is heated and turned over, so as to remove moisture from the quartz sand and break up the compacted quartz sand. The motor is fixed to the top of the connecting frame through the motor frame, and the connection column and the connection block are arranged to facilitate the removal of the motor from the mixing bin, making it more convenient to pour the material and to facilitate the maintenance of the motor.

[0014] Furthermore, a circular hole is provided on the side wall of the connecting block and the circumferential outer wall of one end of the stirring shaft in contact with the connecting block, a locking column is slidably connected to the circumferential inner wall of the circular hole, a locking sleeve is threadedly connected to the circumferential outer wall of the locking column, and the locking column passes through the connecting block and the stirring shaft and is connected to the locking sleeve.

[0015] Through the above technical solution, the connection between the motor and the stirring shaft is stabilized by the locking column and the locking sleeve, thereby reducing the impact of vibration when the device is running.

[0016] Furthermore, a spring is slidably connected to the circumferential outer wall of the connecting column.

[0017] Through the above technical solution, the connecting frame and the motor have a certain weight. When connected to the mixing chamber, the spring is used for buffering to reduce the wear between the connecting frame and the mixing chamber.

[0018] Furthermore, a fixing sleeve is threadedly connected to the circumferential outer wall of the connecting column, the connecting column passes through the connecting frame and is connected to the fixing sleeve, and a transverse column is arranged on the circumferential outer wall of the fixing sleeve.

[0019] Through the above technical solution, the connection between the mixing chamber and the connecting frame is made more stable through the fixing sleeve, so as to avoid vibration during the operation of the machine, which may cause noise and wear between the two. The horizontal column is convenient for holding and rotating the fixing sleeve.

[0020] Furthermore, the material taking device includes a discharge port, which is fixedly connected to the bottom of the mixing bin, a sleeve is slidably connected to the circumferential outer wall of the discharge port, a filter is fixedly installed on the lower surface of the sleeve, an adjusting column is welded to the circumferential outer wall of the discharge port, an adjusting sleeve is threadedly connected to the circumferential outer wall of the adjusting column, an adjusting groove is opened on the circumferential outer wall of the sleeve, the adjusting column passes through the adjusting groove and is connected to the adjusting sleeve, a placement plate is slidably connected to the bottom of the inner cavity of the bottom bin, and a metering cylinder is slidably connected to the upper surface of the placement plate.

[0021] Through the above technical solution, the sleeve slides on the discharge port, driving the adjusting column to move on the adjusting groove, and the adjusting sleeve is rotated and fixed on the adjusting column to extend the discharge port, avoid scattering, and the filter screen blocks larger plate lumps.

[0022] Furthermore, a slide groove is provided at the bottom of the inner cavity of the bottom bin, a slider is welded at the bottom of the placement plate, and the slider is slidably connected to the slide groove.

[0023] Through the above technical solution, the slider slides on the slide groove, driving the placement plate to move, so that the metering cylinder can be placed and taken out smoothly.

[0024] Furthermore, a sliding bolt is fixedly installed at the bottom of the inner cavity of the bottom bin.

[0025] Through the above technical solution, the device will generate certain vibrations during operation, and the position of the placement plate can be fixed by pushing out the sliding bolt to avoid sliding.

[0026] The above solution of the utility model includes at least the following beneficial effects:

[0027] 1. The utility model pours the stored quartz sand into the mixing bin through the dehumidification device, the heater heats up the heating coil to increase the temperature in the mixing bin, and the motor drives the mixing shaft to turn the quartz sand in the bin. The two cooperate to remove moisture from the quartz sand and break up the compacted quartz sand, thereby ensuring accurate measurement of the quartz sand used in production and ensuring the quality of the finished product.

[0028] 2. The utility model uses a material taking device to take out the processed quartz sand from the device. When using metering cylinders of different sizes, the discharge port is extended by pulling the sleeve. After reaching a suitable height, the adjusting sleeve is rotated on the adjusting column to fix it, so as to avoid scattering and flying of the quartz sand when falling due to the discharge port being too high, causing waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0030] Figure 2 It is a schematic diagram of the partial structural disassembly of the dehumidification device of the utility model;

[0031] Figure 3 It is a schematic diagram of the partial structural combination of the dehumidification device of the utility model;

[0032] Figure 4 It is a schematic diagram of the partial structural combination of the material taking device of the utility model;

[0033] Figure 5 It is a schematic diagram of the partial structural disassembly of the material taking device of the utility model.

[0034] Description of reference numerals:

[0035] 1. Bottom bin; 2. Bin body; 3. Dehumidification device; 301. Stirring bin; 302. Heating coil; 303. Stirring shaft; 304. Connecting column; 305. Fixing sleeve; 306. Spring; 307. Connecting frame; 308. Motor frame; 309. Motor; 310. Connecting block; 311. Locking column; 312. Locking sleeve; 313. Heater; 4. Removing device; 401. Discharge port; 402. Adjusting column; 403. Adjusting sleeve; 404. Sleeve; 405. Measuring cylinder; 406. Placement plate; 407. Filter; 408. Sliding block; 409. Sliding groove; 410. Sliding bolt. DETAILED DESCRIPTION

[0036] The exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0037] like Figure 1 As shown, an embodiment of the utility model provides a quartz sand metering device for coated sand production, including: a bottom bin 1; a bin body 2, the bin body 2 is welded and installed on the upper surface of the bottom bin 1; a dehumidification device 3, the dehumidification device 3 is fixedly installed on the upper surface of the bin body 2, to achieve moisture removal of the quartz sand and avoid agglomeration; a material taking device 4, the material taking device 4 is fixedly installed inside the bottom bin 1, to achieve the convenience of taking quartz sand.

[0038] like Figures 1 to 3As shown, the dehumidification device 3 includes a stirring chamber 301, which is fixedly installed inside the chamber body 2, a heating coil 302 is fixedly installed on the circumferential outer wall of the stirring chamber 301, a heater 313 is fixedly installed on the upper surface of the bottom chamber 1, and the output end of the heater 313 is connected to the heating coil 302, a stirring shaft 303 is fixedly connected inside the stirring chamber 301, a connecting column 304 is welded on the upper surface of the stirring chamber 301, a connecting frame 307 is slidably connected to the circumferential outer wall of the connecting column 304, a motor frame 308 is fixedly connected to the upper surface of the connecting frame 307, a motor frame 308 is fixedly installed on the upper surface of the motor frame 308, and the motor 309 passes through the upper surface of the motor frame 308. The output end of the machine 309 is fixedly installed with a connecting block 310, and the upper surface of the stirring shaft 303 is provided with a groove that is engaged with the connecting block 310. The connecting block 310 is slidably connected to the upper surface of the stirring shaft 303. When the device needs to be used, the heater 313 is started to control the heating coil 302 to heat up, thereby increasing the temperature in the stirring chamber 301 to evaporate the water in the quartz sand in the chamber. The stirring chamber 301 and the connecting frame 308 are combined through the connecting column 304, and the motor 309 is fixed through the motor frame 308 so that the motor 309 can be placed directly above the stirring chamber 301. The motor 309 and the stirring shaft 303 are connected through the connecting block 310. The motor 3 09 Start and drive the stirring shaft 303 to rotate in the stirring chamber 301 to turn the quartz sand, so that it is heated more comprehensively and the plate lumps are broken up. The side wall of the connecting block 310 and the circumferential outer wall of the stirring shaft 303 at the end in contact with the connecting block 310 are provided with a circular hole, and the circumferential inner wall of the circular hole is slidably connected with a locking column 311, and the circumferential outer wall of the locking column 311 is threadedly connected with a locking sleeve 312. The locking column 311 penetrates the connecting block 310 and the stirring shaft 303 and is connected with the locking sleeve 312. By inserting the locking column 311 into the circular hole of the side wall of the connecting block 310 and the circumferential outer wall of the stirring shaft 303 and connecting them with the locking sleeve 312, the connection between the two is more stable, which reduces the wear and tear during the operation of the device. The circumferential outer wall of the connecting column 304 is slidably connected with a spring 306. The connecting frame 307 and the motor 309 have a certain weight. When combined with the stirring chamber 301, the spring 306 provides a certain buffer for the contact between the two to reduce the wear of the two. The circumferential outer wall of the connecting column 304 is threadedly connected with a fixing sleeve 305. The connecting column 304 passes through the connecting frame 307 and is connected to the fixing sleeve 305. The circumferential outer wall of the fixing sleeve 305 is provided with a cross column. Through the rotating combination of the connecting column 304 and the fixing sleeve 305, the stirring chamber 301 and the connecting frame 307 are fixed to avoid shaking, abnormal noise and wear during the operation of the device. The cross column makes the fixing sleeve 305 more labor-saving and convenient during installation and removal.

[0039] In an embodiment of the utility model, when the device needs to be used, quartz sand is poured into the stirring chamber 301, the heater 313 is started, and the heating coil 302 is controlled to heat up. The heat is transferred to the chamber through the outer wall of the stirring chamber 301 to heat the quartz sand in the chamber. The motor 309 is started, and the motor 309 drives the stirring shaft 303 to rotate to flip the quartz sand in the chamber.

[0040] like Figures 1 to 5 As shown, the material taking device 4 includes a discharge port 401, which is fixedly connected to the bottom of the mixing bin 301, a sleeve 404 is slidably connected to the circumferential outer wall of the discharge port 401, a filter screen 407 is fixedly installed on the lower surface of the sleeve 404, an adjusting column 402 is welded to the circumferential outer wall of the discharge port 401, an adjusting sleeve 403 is threadedly connected to the circumferential outer wall of the adjusting column 402, an adjusting groove is opened on the circumferential outer wall of the sleeve 404, the adjusting column 402 penetrates the adjusting groove and is connected to the adjusting sleeve 403, a placing plate 406 is slidably connected to the bottom of the inner cavity of the bottom bin 1, and a metering cylinder 405 is slidably connected to the upper surface of the placing plate 406, and the sleeve 404 is pulled on the discharge port 401 to drive the adjusting column 402 to slide on the slide groove. After reaching a suitable height, through The adjusting sleeve 403 and the adjusting column 402 fix the sleeve 404 to extend the length of the discharge port 301. The filter screen 407 blocks the plate lumps that are not fully broken up. A slide groove 409 is provided at the bottom of the inner cavity of the bottom bin 1. A slider 408 is welded at the bottom of the placement plate 406. The slider 408 is slidably connected to the slide groove 409. The slider 408 slides on the slide groove 409, thereby driving the placement plate 406 to move, so that the metering cylinder 405 can be conveniently and stably moved out of the device for easy placement and removal. A sliding bolt 410 is fixedly installed at the bottom of the inner cavity of the bottom bin 1. The sliding bolt 410 is pushed out to block the placement plate 406 to prevent it from sliding under the vibration generated during the operation of the device. When the placement plate 406 needs to be moved, the sliding bolt 410 is retracted.

[0041] In the embodiment of the utility model, when taking out quartz sand through the discharge port 401, when facing metering cylinders 405 of different sizes, the sleeve 404 is pulled to drive the adjusting column 402 to slide on the adjusting groove. After reaching the appropriate height, the sleeve 404 is fixed by locking the adjusting sleeve 403 on the adjusting column 402. When receiving, the sliding bolt 410 is pushed out to fix the placement plate 406. After the receiving is completed, the sliding bolt 410 is retracted, the placement plate 406 is pulled out, and the metering cylinder 405 is taken out.

[0042] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A quartz sand metering device for coated sand production, characterized in that: include: Bottom warehouse (1); A bin body (2), the bin body (2) being welded and mounted on the upper surface of the bottom bin (1); A dehumidification device (3), wherein the dehumidification device (3) is fixedly mounted on the upper surface of the bin body (2) to remove moisture from the quartz sand and prevent agglomeration; A material taking device (4) is fixedly installed inside the bottom bin (1) to facilitate the taking of quartz sand and avoid the waste of raw materials.

2. A quartz sand metering device for coated sand production according to claim 1, characterized in that: The dehumidification device (3) comprises a stirring chamber (301), wherein the stirring chamber (301) is fixedly mounted inside a chamber body (2), a heating coil (302) is fixedly mounted on the circumferential outer wall of the stirring chamber (301), a heater (313) is fixedly mounted on the upper surface of the bottom chamber (1), an output end of the heater (313) is connected to the heating coil (302), a stirring shaft (303) is fixedly connected inside the stirring chamber (301), a connecting column (304) is welded to the upper surface of the stirring chamber (301), and the connecting column (304) is connected to the upper surface of the stirring chamber (301). 4) is slidably connected to a connecting frame (307), the upper surface of the connecting frame (307) is fixedly connected to a motor frame (308), the upper surface of the motor frame (308) is fixedly mounted with a motor (309), the motor (309) passes through the upper surface of the motor frame (308), a connecting block (310) is fixedly mounted on the output end of the motor (309), the upper surface of the stirring shaft (303) is provided with a groove engaged with the connecting block (310), and the connecting block (310) is slidably connected to the upper surface of the stirring shaft (303).

3. The quartz sand metering device for producing coated sand according to claim 2, characterized in that: A circular hole is formed on the side wall of the connection block (310) and the circumferential outer wall of one end of the stirring shaft (303) in contact with the connection block (310); a locking column (311) is slidably connected to the circumferential inner wall of the circular hole; a locking sleeve (312) is threadedly connected to the circumferential outer wall of the locking column (311); the locking column (311) passes through the connection block (310) and the stirring shaft (303) and is connected to the locking sleeve (312).

4. The quartz sand metering device for producing coated sand according to claim 2, characterized in that: A spring (306) is slidably connected to the circumferential outer wall of the connecting column (304).

5. The quartz sand metering device for producing coated sand according to claim 2, characterized in that: The circumferential outer wall of the connecting column (304) is threadedly connected to a fixing sleeve (305); the connecting column (304) passes through the connecting frame (307) and is connected to the fixing sleeve (305); and the circumferential outer wall of the fixing sleeve (305) is provided with a transverse column.

6. The quartz sand metering device for producing coated sand according to claim 1, characterized in that: The material taking device (4) comprises a discharge port (401), the discharge port (401) is fixedly connected to the bottom of the stirring bin (301), a sleeve (404) is slidably connected to the circumferential outer wall of the discharge port (401), a filter screen (407) is fixedly installed on the lower surface of the sleeve (404), an adjustment column (402) is welded to the circumferential outer wall of the discharge port (401), an adjustment sleeve (403) is threadedly connected to the circumferential outer wall of the adjustment column (402), an adjustment groove is formed on the circumferential outer wall of the sleeve (404), the adjustment column (402) penetrates the adjustment groove and is connected to the adjustment sleeve (403), a placement plate (406) is slidably connected to the bottom of the inner cavity of the bottom bin (1), and a metering cylinder (405) is slidably connected to the upper surface of the placement plate (406).

7. A quartz sand metering device for producing coated sand according to claim 6, characterized in that: A slide groove (409) is provided at the bottom of the inner cavity of the bottom bin (1), a slider (408) is welded to the bottom of the placement plate (406), and the slider (408) is slidably connected to the slide groove (409).

8. The quartz sand metering device for producing coated sand according to claim 6, characterized in that: A sliding bolt (410) is fixedly mounted on the bottom of the inner cavity of the bottom bin (1).

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