Precoated sand cooling device

Abstract

The utility model relates to the technical field of precoated sand production, and discloses a precoated sand cooling device which comprises a cooling box body, a feeding port for precoated sand to be cooled to enter is formed in the top of the cooling box body, a discharging port for discharging the cooled precoated sand is formed in the bottom of the cooling box body, a partition layer is arranged on the box wall of the cooling box body, and the partition layer is arranged on the box wall of the cooling box body. The interlayer is filled with a hollow pipe body, heat exchange liquid flows in the hollow pipe body, a material raising assembly is arranged at the bottom of the cooling box body, a cleaning piece is slidably connected into the cooling box body, and the cleaning piece is similar to the internal structure of the cooling box body. The cooling box body is provided with a cleaning assembly for controlling the cleaning piece to reciprocate in the vertical direction. According to the precoated sand cooling device, the inner wall of the cooling device can be cleaned, and the effect of fully cooling precoated sand is achieved.

Description

Technical Field

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

[0002] Coated sand (coated sand and). The surface of the sand is covered with a layer of solid resin film before molding. There are two coating processes: cold method and hot method. The cold method is to dissolve the resin with ethanol and add urotropine during the sand mixing process so that the two are coated on the surface of the sand. The ethanol evaporates to obtain coated sand. The hot method is to preheat the sand to a certain temperature, add the resin to melt it, stir it to coat the resin on the surface of the sand, add urotropine aqueous solution and lubricant, cool, crush and screen to obtain coated sand. It is used for steel castings and iron castings.

[0003] The utility model patent with the authorization announcement number CN219541631U discloses a coated sand cooling device, which has a simple and reasonable structure and is easy to install and use. The provided spiral hollow tube can quickly and efficiently cool the coated sand, effectively shortening the time required for cooling, thereby achieving the purpose of improving production efficiency. At the same time, the device does not need to change the original production line when in use, and can be used as an independent device in the future, which will not increase the cost of the production enterprise too much.

[0004] However, during the use of this device, part of the coated sand often adheres to the inner wall of the cooling device. After the coated sand inside the cooling device is cooled, it will be difficult to discharge the coated sand adhered to the inner wall of the cooling device. Utility Model Content

[0005] The utility model aims to provide a coated sand cooling device, which can clean the inner wall of the cooling device and has the effect of fully cooling the coated sand.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a coated sand cooling device, including a cooling box, a feeding port for the coated sand to be cooled is arranged on the top of the cooling box, a discharge port for the cooled coated sand is arranged on the bottom of the cooling box, a partition is arranged on the wall of the cooling box, a hollow tube body is filled in the partition, a heat exchange liquid flows in the hollow tube body, a lifting assembly is arranged at the bottom of the cooling box, a cleaning piece is slidably connected to the inside of the cooling box, the cleaning piece has a similar structure to the internal structure of the cooling box, and a cleaning assembly for controlling the reciprocating movement of the cleaning piece in the vertical direction is arranged on the cooling box.

[0007] By adopting the above technical scheme, the coated sand to be cooled is put into the cooling box from the feed port, and the heat exchange liquid flows in the hollow tube body in the interlayer, so as to cool the coated sand inside the box. The lifting component can lift the coated sand accumulated at the bottom of the cooling box to increase its contact area with the air, and at the same time can make the coated sand contact with the side wall of the cooling box, so that the coated sand can fully exchange heat with the heat exchange liquid, thereby ensuring the cooling effect of the coated sand; by designing a cleaning component to control the cleaning part to clean the inner wall of the cooling box, the coated sand adhering to the inner wall can be completely discharged.

[0008] The utility model is further configured as follows: the cleaning assembly includes a screw rod threadedly connected to a cleaning piece, an end of the cleaning piece away from the screw rod is slidably connected to a guide rail, the screw rod is rotatably connected to a cooling box, the guide rail is fixedly connected to the cooling box, the end of the cleaning piece away from the screw rod is slidably connected to a guide rail, the screw rod is rotatably connected to the cooling box, and the guide rail is fixedly connected to the cooling box.

[0009] By adopting the above technical solution, the screw rod and the guide rail are respectively located at the two ends of the cleaning piece, which can ensure that the cleaning piece maintains balance when moving in the vertical direction.

[0010] The utility model is further configured as follows: the top end of the screw rod passes through the cooling box and is fixedly connected to a cleaning motor, and the cleaning motor is fixedly connected to the cooling box.

[0011] By adopting the above technical solution, the cleaning motor controls the rotation of the screw rod, thereby controlling the cleaning member to move along the direction of the screw rod.

[0012] The utility model is further configured as follows: scrapers are fixedly connected around the cleaning piece, and one end of the scraper away from the cleaning piece contacts the inner wall of the cooling box.

[0013] By adopting the above technical solution, the cleaning member drives the scraper to scrape and clean the inner wall of the cooling box.

[0014] The utility model is further configured as follows: the material lifting assembly includes a material lifting plate slidably connected to the bottom of the cooling box, a vertical transmission rod is fixedly connected to the bottom of the material lifting plate, the transmission rod passes through the bottom of the cooling box and is slidably connected to the cooling box, and a driving assembly is provided on the cooling box to control the transmission rod to reciprocate up and down, thereby controlling the material lifting plate to reciprocate up and down to lift materials.

[0015] By adopting the above technical solution, the driving component controls the transmission rod to drive the lifting plate to reciprocate up and down, so that the lifting plate lifts the coated sand.

[0016] The utility model is further configured as follows: the driving assembly includes a driving motor fixedly connected to the bottom of the box body, the output end of the driving motor is fixedly connected to a rotating disk, the rotating disk is slidably connected to a driving disk, a circular sliding groove is provided on the driving disk, the sliding groove and the center of the driving disk are arranged colinearly, the end of the transmission rod away from the lifting plate is rotatably connected to a sliding block, and the sliding block is slidably connected to the sliding groove.

[0017] By adopting the above technical solution, the driving motor controls the rotation of the rotating disk, drives the driving disk to rotate, thereby controlling the movement of the slider slidably connected to the slide groove, and the slider drives the transmission rod to reciprocate in the vertical direction.

[0018] The utility model is further configured as follows: an adjustment component for adjusting the position of the driving disk and thus adjusting the reciprocating distance of the lifting plate is arranged on the rotating disk, the adjustment component includes a screw rod rotatably connected to the rotating disk, the screw rod is threadedly connected to the driving disk, and the slide groove and the screw rod are respectively located on both sides of the driving disk.

[0019] By adopting the above technical solution, the screw rotates to control the position of the driving disk on the rotating disk. By changing the position of the driving disk, the reciprocating distance of the transmission rod in the vertical direction can be controlled, thereby changing the height of the lifting plate according to the amount of coated sand to be cooled.

[0020] The utility model is further configured as follows: an adjustment motor is fixedly connected to the end of the screw rod, and the adjustment motor is fixedly connected to the rotating disk.

[0021] By adopting the above technical solution, the motor is adjusted to control the rotation of the screw.

[0022] The utility model is further configured as follows: a vertical slide is provided at the bottom of the cooling box body, and the transmission rod is embedded in the slide and slidably connected with the slide.

[0023] By adopting the above technical solution, the moving direction of the transmission rod is limited.

[0024] The utility model is further configured as follows: a temperature sensor is arranged in the cooling box.

[0025] By adopting the above technical solution, the temperature sensor can monitor the temperature in the cooling box in real time, so as to grasp the degree of cooling of the coated sand.

[0026] The beneficial effects of the utility model are:

[0027] 1. The utility model can clean the residual coated sand on the inner wall of the cooling box by designing a cleaning piece and a scraper fixedly connected to the cleaning piece, so as to ensure that the cooled coated sand is completely discharged.

[0028] 2. The utility model designs a lifting plate, which can make the lifting plate reciprocate in the vertical direction through the cooperation of the rotating disk and the driving disk, thereby increasing the contact area between the coated sand and the air, and at the same time can make the coated sand contact with the side wall of the cooling box, so that the coated sand can fully exchange heat with the heat exchange liquid, thereby ensuring the cooling effect of the coated sand.

[0029] 3. The utility model can control the reciprocating distance of the lifting plate by designing an adjustment component, so that the strength of the lifting plate can be changed according to the amount of coated sand to be cooled. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0031] Figure 1 It is a schematic diagram of the structure of the utility model.

[0032] Figure 2 It is a cross-sectional schematic diagram of the utility model.

[0033] Figure 3 It is a schematic diagram of the internal structure of the utility model.

[0034] Figure 4 It is a schematic diagram of the material lifting component of the utility model.

[0035] In the figure, 1. cooling box; 11. feed port; 12. discharge port; 13. partition; 2. hollow tube; 3. lifting assembly; 31. lifting plate; 32. transmission rod; 33. driving assembly; 331. driving motor; 332. rotating disk; 333. driving disk; 334. slide; 335. slider; 4. cleaning part; 5. cleaning assembly; 51. screw rod; 52. guide rail; 53. cleaning motor; 54. scraper; 6. adjustment assembly; 61. screw rod; 62. adjustment motor; 7. slideway. DETAILED DESCRIPTION

[0036] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] Example: See Figure 1-4A coated sand cooling device comprises a cooling box 1, a feeding port 11 for the coated sand to be cooled is arranged on the top of the cooling box 1, a discharging port 12 for the cooled coated sand to be discharged is arranged on the bottom of the cooling box 1, a partition 13 is arranged on the wall of the cooling box 1, a hollow tube 2 is filled in the partition 13, a heat exchange liquid flows in the hollow tube 2, a lifting component 3 is arranged at the bottom of the cooling box 1, a cleaning piece 4 is slidably connected inside the cooling box 1, and the cleaning piece 4 has a similar structure to the internal structure of the cooling box 1, and a cleaning component 5 for controlling the reciprocating motion of the cleaning piece 4 in the vertical direction is arranged on the cooling box 1, The coated sand to be cooled is fed into the cooling box 1 from the feed port 11, and the heat exchange liquid flows in the hollow tube body 2 in the interlayer 13, so as to cool the coated sand inside the box. The lifting component 3 can lift the coated sand accumulated at the bottom of the cooling box 1 to increase its contact area with the air, and at the same time can make the coated sand contact with the side wall of the cooling box 1, so that the coated sand can fully exchange heat with the heat exchange liquid, thereby ensuring the cooling effect of the coated sand; by designing the cleaning component 5 to control the cleaning part 4 to clean the inner wall of the cooling box 1, the coated sand adhering to the inner wall can be completely discharged.

[0038] The cleaning assembly 5 includes a screw rod 51 threadedly connected to the cleaning piece 4, and the end of the cleaning piece 4 away from the screw rod 51 is slidably connected to a guide rail 52, the screw rod 51 is rotatably connected to the cooling box body 1, and the guide rail 52 is fixedly connected to the cooling box body 1. The end of the cleaning piece 4 away from the screw rod 51 is slidably connected to the guide rail 52, the screw rod 51 and the guide rail 52 are respectively located at two ends of the cleaning piece 4, which can ensure that the cleaning piece 4 maintains balance when moving in the vertical direction, the screw rod 51 is rotatably connected to the cooling box body 1, the guide rail 52 is fixedly connected to the cooling box body 1, the top of the screw rod 51 passes through the cooling box body 1 and is fixedly connected to a cleaning motor 53, the cleaning motor 53 is fixedly connected to the cooling box body 1, and the cleaning piece 4 is fixedly connected with scrapers 54 around the cleaning piece 4, and the end of the scraper 54 away from the cleaning piece 4 contacts the inner wall of the cooling box body 1, and the cleaning piece 4 drives the scraper 54 to scrape and clean the inner wall of the cooling box body 1.

[0039] The material lifting assembly 3 includes a material lifting plate 31 slidably connected to the bottom of the cooling box 1, and a vertical transmission rod 32 is fixedly connected to the bottom of the material lifting plate 31. The transmission rod 32 passes through the bottom of the cooling box 1 and is slidably connected to the cooling box 1. The cooling box 1 is provided with a driving assembly 33 for controlling the transmission rod 32 to reciprocate up and down, thereby controlling the material lifting plate 31 to reciprocate up and down to lift materials. The driving assembly 33 includes a driving motor 331 fixedly connected to the bottom of the box, and a rotating disk 332 is fixedly connected to the output end of the driving motor 331. The rotating disk 3 A driving disk 333 is slidably connected to 32, and a circular sliding groove 334 is provided on the driving disk 333. The sliding groove 334 and the center of the driving disk 333 are arranged in a colinear manner. The end of the transmission rod 32 away from the lifting plate 31 is rotatably connected to a slider 335, and the slider 335 is slidably connected to the sliding groove 334. The driving motor 331 controls the rotation of the rotating disk 332 to drive the driving disk 333 to rotate, thereby controlling the movement of the slider 335 slidably connected to the sliding groove 334, and the slider 335 drives the transmission rod 32 to reciprocate in the vertical direction.

[0040] Furthermore, an adjustment component 6 for adjusting the position of the driving disk 333 and thus adjusting the reciprocating distance of the lifting plate 31 is provided on the rotating disk 332. The adjustment component 6 includes a screw 61 rotatably connected to the rotating disk 332. The screw 61 is threadedly connected to the driving disk 333. The slide groove 334 and the screw 61 are respectively located on both sides of the driving disk 333. The screw 61 rotates to control the position of the driving disk 333 on the rotating disk 332. By changing the position of the driving disk 333, the reciprocating distance of the transmission rod 32 in the vertical direction can be controlled, thereby being able to change the height at which the lifting plate 31 is lifted according to the amount of coated sand to be cooled.

[0041] Furthermore, an adjustment motor 62 is fixedly connected to the end of the screw rod 61 . The adjustment motor 62 is fixedly connected to the rotating disk 332 . The adjustment motor 62 controls the rotation of the screw rod 61 .

[0042] Furthermore, a vertical slideway 7 is provided at the bottom of the cooling box body 1 , and the transmission rod 32 is embedded in the slideway 7 and slidably connected to the slideway 7 , thereby limiting the movement direction of the transmission rod 32 .

[0043] A temperature sensor is provided in the cooling box 1, and the temperature sensor can monitor the temperature in the cooling box 1 in real time, so as to grasp the degree of cooling of the coated sand.

[0044] Working principle of this utility model:

[0045] The coated sand to be cooled is fed into the cooling box 1 from the feed port 11, and the heat exchange liquid flows in the hollow tube body 2 in the interlayer 13, thereby cooling the coated sand inside the box. The driving motor 331 controls the rotation of the rotating disk 332, driving the driving disk 333 to rotate, thereby controlling the movement of the slider 335 slidably connected to the slide groove 334, and the slider 335 drives the transmission rod 32 to reciprocate in the vertical direction, so that the lifting plate 31 lifts the coated sand; the cleaning motor 53 controls the rotation of the screw rod 51, so that the cleaning piece 4 drives the scraper 54 to scrape and clean the inner wall of the cooling box 1.

[0046] According to the amount of coated sand to be cooled, the motor 62 is adjusted to control the rotation of the screw 61 to control the position of the driving disk 333 on the rotating disk 332. By changing the position of the driving disk 333, the reciprocating distance of the transmission rod 32 in the vertical direction can be controlled, and the height of the lifting plate 31 can be changed.

Claims

1. A coated sand cooling device, comprising a cooling box (1), characterized in that: The top of the cooling box (1) is provided with a feed port (11) for the entry of coated sand to be cooled, the bottom of the cooling box (1) is provided with a discharge port (12) for the discharged coated sand after cooling, a partition (13) is provided on the wall of the cooling box (1), the partition (13) is filled with a hollow tube (2), a heat exchange liquid flows in the hollow tube (2), a lifting assembly (3) is provided at the bottom of the cooling box (1), a cleaning piece (4) is slidably connected inside the cooling box (1), the cleaning piece (4) is similar in structure to the internal structure of the cooling box (1), and a cleaning assembly (5) for controlling the reciprocating movement of the cleaning piece (4) in the vertical direction is provided on the cooling box (1).

2. A coated sand cooling device according to claim 1, characterized in that: The cleaning assembly (5) comprises a screw rod (51) threadedly connected to the cleaning piece (4); one end of the cleaning piece (4) away from the screw rod (51) is slidably connected to a guide rail (52); the screw rod (51) is rotatably connected to the cooling box (1); and the guide rail (52) is fixedly connected to the cooling box (1).

3. The coated sand cooling device according to claim 2, characterized in that: The top end of the screw rod (51) passes through the cooling box (1) and is fixedly connected to a cleaning motor (53), and the cleaning motor (53) is fixedly connected to the cooling box (1).

4. The coated sand cooling device according to claim 1, characterized in that: The cleaning piece (4) is fixedly connected with a scraper (54) around its periphery, and one end of the scraper (54) away from the cleaning piece (4) contacts the inner wall of the cooling box (1).

5. The coated sand cooling device according to claim 1, characterized in that: The material lifting assembly (3) comprises a material lifting plate (31) slidably connected to the bottom of the cooling box (1); a transmission rod (32) in a vertical direction is fixedly connected to the bottom of the material lifting plate (31); the transmission rod (32) passes through the bottom of the cooling box (1) and is slidably connected to the cooling box (1); and a driving assembly (33) is provided on the cooling box (1) for controlling the transmission rod (32) to reciprocate up and down, thereby controlling the material lifting plate (31) to reciprocate up and down to lift materials.

6. The coated sand cooling device according to claim 5, characterized in that: The driving assembly (33) comprises a driving motor (331) fixedly connected to the bottom of the box body, the output end of the driving motor (331) is fixedly connected to a rotating disk (332), the rotating disk (332) is slidably connected to a driving disk (333), a circular sliding groove (334) is provided on the driving disk (333), the sliding groove (334) and the center of the driving disk (333) are colinearly arranged, and one end of the transmission rod (32) away from the lifting plate (31) is rotatably connected to a sliding block (335), and the sliding block (335) is slidably connected to the sliding groove (334).

7. The coated sand cooling device according to claim 6, characterized in that: The rotating disk (332) is provided with an adjustment component (6) for adjusting the position of the driving disk (333) so as to adjust the reciprocating distance of the lifting plate (31); the adjustment component (6) comprises a screw rod (61) rotatably connected to the rotating disk (332); the screw rod (61) is threadedly connected to the driving disk (333); the slide groove (334) and the screw rod (61) are respectively located on two sides of the driving disk (333).

8. The coated sand cooling device according to claim 7, characterized in that: An adjustment motor (62) is fixedly connected to the end of the screw rod (61), and the adjustment motor (62) is fixedly connected to the rotating disk (332).

9. The coated sand cooling device according to claim 5, characterized in that: A vertical slideway (7) is provided at the bottom of the cooling box (1), and the transmission rod (32) is embedded in the slideway (7) and is slidably connected to the slideway (7).

10. The coated sand cooling device according to claim 1, characterized in that: A temperature sensor is arranged in the cooling box (1).

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