Silicon carbide grading device

Abstract

The utility model discloses a silicon carbide grading device, and relates to the technical field of silicon carbide processing, the silicon carbide grading device comprises a support, the inner side of the support is fixedly connected with a liquid collecting tank, the top surface of the liquid collecting tank is fixedly connected with a grading box, the bottom of the liquid collecting tank is fixedly connected with a blow-off pipe in an inserted mode, the top surface of the grading box is fixedly connected with a feeding assembly, and the feeding assembly is fixedly connected with the bottom of the grading box. And the inner wall of the grading box is fixedly connected with a grading assembly. According to the silicon carbide grading device, silicon carbide is evenly sprayed on the grading assembly through the feeding assembly to be graded, in the spraying process, the feeding assembly cleans dirt attached to the surface of the silicon carbide in the mode that a high-pressure spray head sprays clean water, and therefore silicon carbide grading errors are avoided; generated sewage falls into the liquid collecting tank along the grading assembly to be collected, environmental pollution is avoided, silicon carbide falling on the grading assembly is automatically graded according to the particle size of the silicon carbide, and the silicon carbide can be finely divided into large, medium and small types.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon carbide processing, in particular to a silicon carbide grading device. Background Art

[0002] Silicon carbide, also known as corundum, is used as an abrasive, refractory material, corrosion-resistant material, etc. because of its high hardness, good chemical stability, high heat resistance coefficient and certain toughness. It is widely used in various industries. The demand for silicon carbide in various industries varies, so it is necessary to produce silicon carbide of different sizes.

[0003] For example, a silicon carbide grading and screening device disclosed in the Chinese patent with publication number CN213033000U includes a body, a plurality of evenly distributed support columns are fixedly connected to the lower end of the body, a motor is fixedly installed on the upper end of one side of the body through a fixing rod, the output end of the motor is connected to a working switching member, the working switching member includes a transmission shaft fixedly connected to the output end of the motor, the other end of the transmission shaft is coaxially fixedly sleeved with a sector cam and an incomplete gear in sequence, and a gear meshing with the incomplete gear is provided above the incomplete gear. The utility model can automatically and effectively clear each sieve hole on the sieve plate to prevent blockage, without the need for manual disassembly of the sieve plate, thereby improving the screening efficiency; in actual use, the following problems still exist.

[0004] In the process of using the above documents, the incoming silicon carbide cannot be evenly spread on the grading device for grading. At the same time, the mud adhering to the surface of silicon carbide easily leads to errors in silicon carbide grading. Moreover, when grading silicon carbide, the screening is not fine enough. Utility Model Content

[0005] The utility model provides a silicon carbide grading device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A silicon carbide grading device comprises a bracket, wherein a liquid collecting trough is fixedly connected to the inner side of the bracket, a grading box is fixedly connected to the top surface of the liquid collecting trough, a sewage pipe is fixedly plugged into the bottom of the liquid collecting trough, a feeding assembly is fixedly connected to the top surface of the grading box, and a grading assembly is fixedly connected to the inner wall of the grading box.

[0008] A further improvement of the technical solution of the utility model is that: the feeding assembly includes a feeding rack, the bottom surface of the feeding rack is fixedly connected to the top surface of the grading box, the inner side of the feeding rack is slidably connected with a feeding hopper, four groups of fixed plates are fixedly connected on both sides of the feeding rack, two groups of fixed plates on the right side of the four fixed plates are fixedly installed with two groups of motors, two groups of transmission rods are rotatably connected to the inner sides of the four fixed plates and the ends of the two groups of transmission rods are fixedly connected to the output ends of the motors, and two groups of gears are fixedly connected to the outer surfaces of the two transmission rods.

[0009] A further improvement of the technical solution of the utility model is that an external tube is fixedly plugged into the back of the feed hopper, a collecting pipe is fixedly connected to the inner wall of the feed hopper and the back of the collecting pipe is fixedly plugged into the other end of the external tube, a plurality of groups of nozzles are fixedly plugged into the surface of the collecting pipe and the output ends of the nozzles are tilted downward.

[0010] A further improvement of the technical solution of the utility model is that two groups of limit grooves are opened on the top surface of the feed rack, and two groups of connecting plates are slidably connected to the inner walls of the two limit grooves, and the opposite surfaces of the two connecting plates are fixedly connected to the outer surface of the feed hopper.

[0011] A further improvement of the technical solution of the utility model is that two groups of racks are fixedly connected to the outer sides of the two connecting plates, and the bottom surfaces of the two racks are respectively meshed with the outer surfaces of the four groups of gears.

[0012] A further improvement of the technical solution of the utility model lies in that: the grading component includes a grading frame, the outer surface of the grading frame is fixedly connected to the inner wall of the grading box, three groups of hollow plates are fixedly connected to the inner side of the grading frame, the top surfaces of the three hollow plates are threadedly connected to multiple groups of screws, the inner sides of the three hollow plates are movably connected to three groups of grading nets, and the three groups of grading nets are respectively clamped with the bottom surfaces of the screws.

[0013] A further improvement of the technical solution of the utility model is that a front cover plate is movably inserted on the front of the grading frame, three groups of discharge troughs are opened on the front of the front cover plate, the bottom surfaces of the three discharge troughs overlap the bottom surfaces of the three groups of hollow plates, and three groups of positioning grooves are fixedly connected to the front of the front cover plate and the positioning grooves are respectively located below the discharge troughs.

[0014] A further improvement of the technical solution of the utility model is that the three hollow plates are fixed in a state of being inclined at 15 degrees, and the three grading nets are divided into large, medium and small according to the mesh size from top to bottom.

[0015] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0016] 1. The utility model provides a silicon carbide grading device, which uses a feed component to evenly sprinkle silicon carbide on a grading component for grading. During the sprinkling process, the feed component cleans the dirt adhered to the surface of the silicon carbide by spraying clean water through a high-pressure nozzle, so as to avoid errors in silicon carbide grading. The generated sewage falls into a liquid collecting tank along the grading component for collection, so as to avoid environmental pollution. The silicon carbide falling on the grading component is automatically graded according to its own particle size, and the silicon carbide can be finely divided into three types: large, medium and small. The screen used for grading can also be replaced according to needs, so that the grading efficiency is higher and the applicability is stronger.

[0017] 2. The utility model provides a silicon carbide grading device, which is provided with a nozzle and a connecting plate. The nozzle cleans the incoming silicon carbide and cleans the surface of the silicon carbide by spraying high-pressure water to ensure that the particle size can be accurate. The connecting plate moves back and forth to allow the silicon carbide to be evenly sprinkled. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the side surface of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the feed assembly of the utility model;

[0021] Figure 4 For this utility model Figure 3 A magnified view of the structure at center A;

[0022] Figure 5 It is a structural schematic diagram of the grading component of the utility model.

[0023] In the figure: 1. grading box; 2. collecting tank; 3. bracket; 4. feeding assembly; 41. feeding rack; 42. feeding hopper; 43. external pipe; 44. nozzle; 45. gear; 46. connecting plate; 47. rack; 48. motor; 49. transmission rod; 410. fixing plate; 5. grading assembly; 51. grading rack; 52. hollow plate; 53. grading net; 54. screw; 55. front cover; 56. positioning groove; 57. discharge chute. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1 , Figure 2As shown, a silicon carbide grading device includes a bracket 3, a liquid collecting tank 2 is fixedly connected to the inner side of the bracket 3, a grading box 1 is fixedly connected to the top surface of the liquid collecting tank 2, a sewage pipe is fixedly inserted at the bottom of the liquid collecting tank 2, sewage and washed sludge are collected through the liquid collecting tank 2, and discharged in a centralized manner through the sewage pipe to avoid pollution to the environment, a feeding assembly 4 is fixedly connected to the top surface of the grading box 1, and a grading assembly 5 is fixedly connected to the inner wall of the grading box 1.

[0026] like Figure 3 , Figure 4 As shown, the feed assembly 4 includes a feed rack 41, the bottom surface of the feed rack 41 is fixedly connected to the top surface of the grading box 1, the inner side of the feed rack 41 is slidably connected to a feed hopper 42, four groups of fixed plates 410 are fixedly connected to both sides of the feed rack 41, two groups of motors 48 are fixedly installed on the two right groups of fixed plates 410 among the four fixed plates 410, two groups of transmission rods 49 are rotatably connected to the inner sides of the four fixed plates 410 and the ends of the two groups of transmission rods 49 are fixedly connected to the output ends of the motors 48, and the outer surfaces of the two transmission rods 49 are fixedly connected to two groups of gears 45.

[0027] Two groups of transmission rods 49 and four groups of gears 45 are provided, and each group of transmission rods 49 drives two groups of gears 45 to rotate synchronously, thereby ensuring that the feed hopper 42 can evenly sprinkle silicon carbide.

[0028] like Figure 3 , Figure 4 As shown, an external tube 43 is fixedly connected to the back of the feed hopper 42, a collecting tube is fixedly connected to the inner wall of the feed hopper 42 and the back of the collecting tube is fixedly connected to the other end of the external tube 43, and a plurality of groups of nozzles 44 are fixedly connected to the surface of the collecting tube and the output ends of the nozzles 44 are tilted downward.

[0029] A nozzle 44 is provided, and the downwardly inclined nozzle 44 cleans the surface of the silicon carbide by spraying high-pressure water flow, so that the particle size can be accurate.

[0030] like Figure 3 , Figure 4 As shown, two groups of limiting grooves are formed on the top surface of the feed rack 41 , and two groups of connecting plates 46 are slidably connected to the inner walls of the two limiting grooves, and the opposite surfaces of the two connecting plates 46 are fixedly connected to the outer surface of the feed hopper 42 .

[0031] Furthermore, two groups of racks 47 are fixedly connected to the outer sides of the two connecting plates 46 , and the bottom surfaces of the two racks 47 are respectively meshed with the outer surfaces of the four groups of gears 45 .

[0032] A rack 47 and a connecting plate 46 are provided, and the rotation of the gear 45 pushes the rack 47, forcing the connecting plate 46 to drive the feed hopper 42 to move horizontally along the limiting groove.

[0033] like Figure 5 As shown, the grading assembly 5 includes a grading frame 51, the outer surface of the grading frame 51 is fixedly connected to the inner wall of the grading box 1, three groups of hollow plates 52 are fixedly connected to the inner side of the grading frame 51, the top surfaces of the three hollow plates 52 are threadedly connected to multiple groups of screws 54, and the inner sides of the three hollow plates 52 are movably connected to three groups of grading nets 53, and the three groups of grading nets 53 are respectively clamped with the bottom surfaces of the screws 54.

[0034] The grading net 53 is fixed by providing screws 54 , and the grading net 53 can be replaced by removing the screws 54 .

[0035] like Figure 5 As shown, a front cover plate 55 is movably connected to the front of the grading frame 51, and three groups of discharge troughs 57 are opened on the front of the front cover plate 55. The bottom surfaces of the three discharge troughs 57 overlap the bottom surfaces of the three groups of hollow plates 52, and three groups of positioning grooves 56 are fixedly connected to the front of the front cover plate 55, and the positioning grooves 56 are respectively located below the discharge troughs 57.

[0036] A positioning groove 56 is provided to locate the discharge position, so that the staff can accurately place and locate the storage box after the silicon carbide is classified and discharged.

[0037] like Figure 5 As shown, the three hollow plates 52 are fixed in a state of being inclined at 15 degrees, and the three grading nets 53 are divided into large, medium and small according to the mesh size from top to bottom.

[0038] A grading net 53 and a hollow plate 52 are set up, and silicon carbide is graded by the grading nets 53 with different mesh sizes, and they need to be installed in order from large, medium and small from top to bottom. The grading net 53 can be fixedly installed by the hollow plate 52, and the inclined hollow plate 52 allows the silicon carbide to roll with the angle when it falls on the grading net 53.

[0039] The working principle of the utility model is as follows: silicon carbide is put into the grading box 1 from the feed hopper 42. During the putting process, the motor 48 drives the gear 45 on the transmission rod 49 to rotate, thereby pushing the rack 47 to force the connecting plate 46 to drive the feed hopper 42 to slide on the limit groove, so as to evenly spread the material. When moving forward, the motor 48 and the transmission rod 49 located in the front rotate, and when moving backward, another set of transmission rods 49 rotate, so as to complete the uniform spreading of the material front and back. In the process of spreading the material, the downwardly inclined nozzle 44 passes through The surface of silicon carbide is cleaned by spraying high-pressure water to make its particle size accurate. The silicon carbide falling on the grading net 53 is automatically graded and screened on the three-group grading net 53 according to its own particle size. The inclined hollow plate 52 allows the silicon carbide that meets the grading requirements to roll along the inclination angle until it rolls out from the position of the discharge chute 57. When there are special requirements for grading, it is only necessary to unscrew all the screws 54 and remove the front cover 55 to replace the three-group grading net 53. After replacement, they are installed from top to bottom according to large, medium and small.

[0040] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A silicon carbide grading device, comprising a support (3), characterized in that: The inner side of the bracket (3) is fixedly connected to a liquid collecting tank (2), the top surface of the liquid collecting tank (2) is fixedly connected to a grading box (1), the bottom of the liquid collecting tank (2) is fixedly plugged with a sewage discharge pipe, the top surface of the grading box (1) is fixedly connected to a feed assembly (4), and the inner wall of the grading box (1) is fixedly connected to a grading assembly (5); the grading assembly (5) comprises a grading frame (51), the outer surface of the grading frame (51) is fixedly connected to the inner wall of the grading box (1), and the inner side of the grading frame (51) is fixedly connected to three groups of hollow plates (52), and the three hollow plates (52) are fixedly connected to the inner wall of the grading box (1). The top surfaces are all threadedly connected with a plurality of sets of screws (54); the inner sides of the three hollow plates (52) are all movably connected with three sets of grading nets (53), and the three sets of grading nets (53) are respectively clamped with the bottom surfaces of the screws (54); the front surface of the grading frame (51) is movably plugged with a front cover plate (55), and the front surface of the front cover plate (55) is provided with three sets of discharge grooves (57), the bottom surfaces of the three discharge grooves (57) overlap the bottom surfaces of the three sets of hollow plates (52), and the front surface of the front cover plate (55) is fixedly connected with three sets of positioning grooves (56), and the positioning grooves (56) are respectively located below the discharge grooves (57).

2. A silicon carbide classification device according to claim 1, characterized in that: The feed assembly (4) comprises a feed frame (41), the bottom surface of the feed frame (41) is fixedly connected to the top surface of the grading box (1), the inner side of the feed frame (41) is slidably connected to a feed hopper (42), four sets of fixed plates (410) are fixedly connected to both sides of the feed frame (41), two sets of motors (48) are fixedly installed on the two right sets of fixed plates (410) among the four fixed plates (410), two sets of transmission rods (49) are rotatably connected to the inner sides of the four fixed plates (410), and the ends of the two sets of transmission rods (49) are fixedly connected to the output ends of the motors (48), and the outer surfaces of the two transmission rods (49) are fixedly connected to two sets of gears (45).

3. A silicon carbide classification device according to claim 2, characterized in that: An external tube (43) is fixedly plugged into the back of the feed hopper (42), a collecting tube is fixedly connected to the inner wall of the feed hopper (42), and the back of the collecting tube is fixedly plugged into the other end of the external tube (43), and a plurality of groups of nozzles (44) are fixedly plugged into the surface of the collecting tube, and the output ends of the nozzles (44) are tilted downward.

4. A silicon carbide classification device according to claim 3, characterized in that: The top surface of the feed rack (41) is provided with two groups of limit grooves, the inner walls of the two limit grooves are slidably connected with two groups of connecting plates (46), and the opposite surfaces of the two connecting plates (46) are fixedly connected to the outer surface of the feed hopper (42).

5. A silicon carbide classification device according to claim 4, characterized in that: Two groups of racks (47) are fixedly connected to the outer sides of the two connecting plates (46), and the bottom surfaces of the two racks (47) are respectively meshed with the outer surfaces of the four groups of gears (45).

6. A silicon carbide classification device according to claim 1, characterized in that: The three hollow plates (52) are all fixed in a state of being inclined at 15 degrees, and the three grading nets (53) are divided into large, medium and small according to the mesh size from top to bottom.

Images