Numerical control net plate type cleaning machine
Patent Information
- Application Number
- CN202521953671.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-11
- Publication Date
- 2026-08-21
- Estimated Expiration
- 2035-09-11
AI Technical Summary
[0005]针对堆积在滤板上的杂质不容易进行清理的问题,本实用新型提出一种数控网板式清洗机,以克服现有相关技术所存在的上述技术问题
[0016] 1. When the chain-type transport assembly drives several supporting filter assemblies to move, the limiting and guiding assembly can guide and limit the forward-moving supporting filter assemblies, so that the forward-moving supporting filter assemblies can transport the medicinal materials normally. The rotating assembly can drive the reverse-moving supporting filter assemblies, so that the supporting filter assemblies rotate continuously while moving. The above arrangement allows two adjacent supporting filter assemblies to tilt when moving in opposite directions, and the distance between them increases accordingly. This effectively prevents sewage and impurities from accumulating on the top of the reverse-moving supporting filter assemblies, and avoids the problem of bacteria growth due to impurity accumulation.
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Figure CN224657516U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of cleaning equipment technology, and specifically relates to a CNC mesh plate cleaning machine. Background Technology
[0002] In the field of herbal medicine processing, effective cleaning of raw materials is a crucial step in ensuring the quality of subsequent processing, improving efficacy, and guaranteeing medication safety. To ensure cleaning effectiveness and efficiency, most widely used cleaning machines currently employ chain conveyor mechanisms for dynamic cleaning of herbs. This method relies on the cyclical rotation of a chain to drive several arrayed filter plates to move synchronously; the herbs are placed on the filter plates and move along with them, continuously receiving spray treatment during the movement, thus completing surface cleaning during transport. This mechanism significantly improves cleaning efficiency and the consistency of cleaning results.
[0003] In the existing structural design of mesh screen cleaning machines, multiple filter plates are usually fixedly connected to the chain via connectors. To accommodate the trajectory changes of the chain due to sprocket meshing during transmission, adjacent filter plates are generally connected by rotating connections (such as hinges, shafts, etc.) to ensure that the filter plates can move smoothly when turning.
[0004] When the filter plates are in the working area above the washing machine, impurities such as mud, sand, and dead leaves washed off the surface of the herbs will fall through the filter holes. Because adjacent filter plates are rotatably connected and lack a seal, some impurities will fall directly onto the top of the filter plates located below the washing machine and running in the opposite direction. Furthermore, several filter plates are linked together by chains to form a closed, enclosed area inside the machine. Impurities that fall and accumulate on the top surface of the lower filter plates are trapped inside this enclosed structure, making them difficult to clean directly using conventional methods such as manual sweeping or high-pressure washing. Complete removal requires disassembling the entire filter plate assembly from the washing machine, a cumbersome and time-consuming operation that severely impacts the efficiency of continuous operation. Additionally, long-term accumulation of impurities can breed bacteria, causing secondary contamination of the herbs being washed subsequently. Utility Model Content
[0005] To address the problem that impurities accumulated on filter plates are difficult to clean, this utility model proposes a CNC mesh plate cleaning machine to overcome the aforementioned technical problems existing in the prior art.
[0006] To solve the above-mentioned technical problems, this utility model is achieved through the following technical solution:
[0007] This utility model is a CNC mesh plate cleaning machine, including a cleaning machine body. A chain conveyor assembly is provided inside the cleaning machine body. Several supporting filter assemblies are provided at the conveying end of the chain conveyor assembly. A limiting guide assembly and a rotating assembly are provided between the inside of the cleaning machine body and the supporting filter assemblies. The guiding end of the limiting guide assembly and the driving end of the rotating assembly are arranged vertically inside the cleaning machine body. A cleaning assembly is provided on the top of the cleaning machine body.
[0008] The chain transport assembly is used to drive several supporting filter assemblies to move, the limiting guide assembly is used to support and guide the supporting filter assemblies moving in the forward direction, and the rotating assembly is used to drive the supporting filter assemblies moving in the reverse direction to rotate.
[0009] Furthermore, the chain transport assembly includes an installation cavity, which is opened on both sides of the inner wall of the washing machine body. Several rotating shafts are rotatably connected inside the installation cavity. Sprockets are fixedly connected to the outer surface of the rotating shafts. Chains are meshed on the outer surface of the sprockets. A transport motor is fixedly installed on the outer side of the washing machine body. The output end of the transport motor is fixedly connected to the rotating shaft.
[0010] Furthermore, the supporting filter assembly includes a mounting base, which is connected to a chain via a shaft pin. Multiple mounting bases are equidistantly arranged on the chain. A rotating rod is rotatably connected to the top of the mounting base. A connecting groove is provided on one side of the inner wall of the mounting cavity. The rotating rod is movably connected to the connecting groove. A filter plate is fixedly connected to one end of the rotating rod. Sealing strips are provided on the outer surfaces of several of the rotating rods.
[0011] Furthermore, the limiting and guiding assembly includes a limiting block, which is fixedly connected to one end of the rotating rod. A guide frame is fixedly installed on the other side of the inner wall of the mounting cavity. The limiting block and the guide frame are movably connected. Both ends of the limiting block are inclined, and one end of the guide frame is open.
[0012] Furthermore, the rotating assembly includes a gear, which is fixedly connected to the outer surface of the rotating rod. A toothed plate is fixedly installed on the other side of the inner wall of the mounting cavity. The gear and the toothed plate mesh with each other, and the toothed plate is located on the lower side of the guide frame.
[0013] Furthermore, the cleaning assembly includes several mounting brackets, all of which are fixedly installed on the top of the main body of the cleaning machine. A branch pipe is fixedly connected inside the mounting bracket, and a nozzle is fixedly connected to the outer surface of the branch pipe. A main pipe is fixedly connected to one end of each branch pipe. A through groove is opened at the bottom of the main body of the cleaning machine, and a collecting hopper is fixedly installed at the bottom of the main body of the cleaning machine corresponding to the through groove. A drain pipe is fixedly connected to the bottom of the collecting hopper.
[0014] Furthermore, a baffle plate is fixedly installed on the top of the main body of the cleaning machine, a feeding hopper is fixedly connected to the top of the baffle plate, and a material drop chute is opened at the bottom of the main body of the cleaning machine.
[0015] This utility model has the following beneficial effects:
[0016] 1. When the chain-type transport assembly drives several supporting filter assemblies to move, the limiting and guiding assembly can guide and limit the forward-moving supporting filter assemblies, so that the forward-moving supporting filter assemblies can transport the medicinal materials normally. The rotating assembly can drive the reverse-moving supporting filter assemblies, so that the supporting filter assemblies rotate continuously while moving. The above arrangement allows two adjacent supporting filter assemblies to tilt when moving in opposite directions, and the distance between them increases accordingly. This effectively prevents sewage and impurities from accumulating on the top of the reverse-moving supporting filter assemblies, and avoids the problem of bacteria growth due to impurity accumulation.
[0017] 2. In this invention, the lower filter plate is moved to the upper side by a chain, and then the filter plate begins to move forward. At the same time, the corresponding limiting block can move into the guide frame. At this time, the guide frame can limit the rotating rod and the filter plate through the limiting block, so that the filter plate can always remain horizontal when moving forward, and the gap between the sides of two adjacent filter plates is small. The above settings not only ensure the stability and sealing of the filter plate during the conveying of herbs, but also provide sufficient support for the filter plate through the synergistic effect of the guide frame, limiting block and rotating rod, thereby ensuring the overall structural stability and reliable function.
[0018] Of course, any product implementing this utility model does not necessarily need to achieve all of the advantages described above at the same time. Attached Figure Description
[0019] To more clearly illustrate the technical solutions of the utility model embodiments, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.
[0020] Figure 1 This is a schematic diagram of the external outline structure of this utility model;
[0021] Figure 2 This is a bottom view of the main body of the cleaning machine of this utility model;
[0022] Figure 3 This is a schematic diagram of the cleaning component structure of this utility model;
[0023] Figure 4 This is a schematic diagram of the filter plate structure of this utility model;
[0024] Figure 5 For the present utility model Figure 4 Enlarged structural diagram at point A in the middle;
[0025] Figure 6 This is a schematic diagram of the supporting filter assembly structure of this utility model;
[0026] Figure 7 This is a schematic diagram of the connecting groove structure of this utility model;
[0027] Figure 8 This is a schematic diagram of the internal structure of the mounting cavity of this utility model.
[0028] The attached diagram lists the components represented by each number as follows:
[0029] 1. Cleaning machine body; 2. Chain conveyor assembly; 201. Mounting cavity; 202. Rotating shaft; 203. Sprocket; 204. Chain; 205. Transport motor; 3. Support filter assembly; 301. Mounting base; 302. Rotating rod; 303. Connecting groove; 304. Filter plate; 305. Sealing strip; 4. Limiting guide assembly; 401. Limiting block; 402. Guide frame; 5. Rotating assembly; 501. Gear; 502. Toothed plate; 6. Cleaning assembly; 601. Mounting frame; 602. Branch pipe; 603. Nozzle; 604. Main pipe; 605. Through groove; 606. Converging hopper; 607. Drain pipe; 7. Baffle plate; 8. Feed hopper; 9. Drop chute. Detailed Implementation
[0030] The technical solutions of the utility model embodiments will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the utility model, and not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the utility model.
[0031] In the description of this utility model, it should be understood that the terms "opening", "upper", "lower", "top", "middle", "inner", etc., which indicate orientation or positional relationship, are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the utility model.
[0032] Please see Figures 1-8As shown, this utility model is a CNC mesh plate cleaning machine, including a cleaning machine body 1. A chain conveyor assembly 2 is provided inside the cleaning machine body 1. Several supporting filter assemblies 3 are provided at the conveying end of the chain conveyor assembly 2. A limiting guide assembly 4 and a rotating assembly 5 are provided between the inside of the cleaning machine body 1 and the supporting filter assemblies 3. The guiding end of the limiting guide assembly 4 and the driving end of the rotating assembly 5 are arranged vertically inside the cleaning machine body 1. A cleaning assembly 6 is provided on the top of the cleaning machine body 1.
[0033] The chain transport component 2 is used to drive several supporting filter components 3 to move, the limiting guide component 4 is used to support and guide the supporting filter components 3 moving in the forward direction, and the rotating component 5 is used to drive the supporting filter components 3 moving in the reverse direction to rotate.
[0034] When the chain conveyor assembly 2 drives several support filter assemblies 3 to move inside the main body 1 of the cleaning machine, the limiting guide assembly 4 can support several forward-moving support filter assemblies 3, so that these support filter assemblies 3 can drive the herbs to move inside the main body 1 of the cleaning machine, while the cleaning assembly 6 rinses the moving herbs; the rotating assembly 5 can drive several reverse-moving support filter assemblies 3 to rotate, so that the impurities and sewage washed off can pass between adjacent support filter assemblies 3.
[0035] When the chain transport assembly 2 drives several supporting filter assemblies 3 to move, the limiting and guiding assembly 4 can guide and limit the forward-moving supporting filter assemblies 3, so that the forward-moving supporting filter assemblies 3 can transport the medicinal materials normally. The rotating assembly 5 can drive the reverse-moving supporting filter assemblies 3, so that the supporting filter assemblies 3 rotate continuously while moving. The above configuration allows two adjacent supporting filter assemblies 3 to tilt when moving in opposite directions, and the distance between them increases accordingly. This effectively prevents sewage and impurities from accumulating on the top of the reverse-moving supporting filter assemblies 3, and avoids the problem of bacteria growth due to impurity accumulation.
[0036] In one embodiment, the chain transport assembly 2 includes a mounting cavity 201, which is opened on both sides of the inner wall of the washing machine body 1. A plurality of rotating shafts 202 are rotatably connected inside the mounting cavity 201. A sprocket 203 is fixedly connected to the outer surface of the rotating shaft 202. A chain 204 is meshed on the outer surface of the sprocket 203. A transport motor 205 is fixedly installed on the outer side of the washing machine body 1. The output end of the transport motor 205 is fixedly connected to the rotating shaft 202.
[0037] The first rotating shaft 202 passes through the mounting cavity 201 and is connected to the corresponding rotating shaft 202. This arrangement allows the sprockets 203 and chains 204 on both sides of the main body 1 of the cleaning machine to rotate synchronously simply by rotating the first rotating shaft 202. By driving the transport motor 205, the transport motor 205 drives the first rotating shaft 202 to rotate. The rotating shaft 202 drives the chain 204 to move through the corresponding sprocket 203. At the same time, the other sprockets 203 can rotate synchronously under the drive of the chain 204.
[0038] In one embodiment, the support filter assembly 3 includes a mounting base 301, which is connected to a chain 204 via a pin. Multiple mounting bases 301 are equidistantly arranged on the chain 204. A rotating rod 302 is rotatably connected to the top of the mounting base 301. A connecting groove 303 is provided on one side of the inner wall of the mounting cavity 201. The rotating rod 302 is movably connected to the connecting groove 303. A filter plate 304 is fixedly connected to one end of the rotating rod 302. A sealing strip 305 is provided on the outer surface of several rotating rods 302.
[0039] When the chain 204 moves under the drive of several sprockets 203, the chain 204 can drive the filter plate 304 to move inside the main body 1 of the washing machine through the mounting base 301 and the rotating rod 302. At this time, the medicinal materials can be directly put onto the top of the forward-moving filter plate 304, so that the several forward-moving filter plates 304 can transport the medicinal materials to one end of the main body 1 of the washing machine. In the above configuration, the connecting groove 303 can support the continuously moving rotating rod 302, thereby avoiding the chain 204 from deforming due to increased gravity. At the same time, the sealing strip 305 can move synchronously under the drive of several continuously moving rotating rods 302, so that the sealing strip 305 can always block and seal the connecting groove 303. This configuration prevents sewage and impurities from falling into the interior of the mounting cavity 201 through the connecting groove 303. Fixed plates are fixedly connected to both sides of the inner wall of the mounting cavity 201. The fixed plates prevent one side of the inner wall of the mounting cavity 201 from falling off due to the connecting groove 303.
[0040] In one embodiment, the limiting guide component 4 includes a limiting block 401, which is fixedly connected to one end of the rotating rod 302. A guide frame 402 is fixedly installed on the other side of the inner wall of the mounting cavity 201. The limiting block 401 and the guide frame 402 are movably connected. Both ends of the limiting block 401 are inclined, and one end of the guide frame 402 is open.
[0041] When the filter plate 304, which is moving in the reverse direction, moves forward under the drive of the chain 204, the corresponding limiting block 401 can move into the guide frame 402. This setting allows the guide frame 402 to limit the rotating rod 302 and the filter plate 304 through the limiting block 401, so that the filter plates 304 can remain horizontal while moving forward, and the gap between two adjacent filter plates 304 is small. The shape of the limiting block 401 and the guide frame 402 allows the limiting block 401 to move normally into the guide frame 402 even if the filter plate 304 is slightly tilted when moving forward.
[0042] In one embodiment, the rotating component 5 includes a gear 501, which is fixedly connected to the outer surface of the rotating rod 302. A toothed plate 502 is fixedly installed on the other side of the inner wall of the mounting cavity 201. The gear 501 and the toothed plate 502 mesh with each other. The toothed plate 502 is disposed on the lower side of the guide frame 402.
[0043] When the filter plate 304 moves in the opposite direction driven by the chain 204, the corresponding gear 501 can mesh with the toothed plate 502. As the filter plate 304 moves continuously, the gear 501, driven by the toothed plate 502, can drive the rotating rod 302 to rotate. The rotating rod 302 then drives the filter plate 304 to rotate. At the same time, the rotating rod 302 can rotate on the sealing strip 305. The above arrangement ensures that the sides of two adjacent filter plates 304 will not always be in contact, allowing impurities and sewage to be better separated from each other. The filter plates 304 pass through each other, and because the rotating filter plates 304 always have a certain inclination, the falling sewage can better wash the impurities on the filter plates 304. When the gear 501 disengages from the toothed plate 502, the rotating rod 302 no longer drives the filter plates 304 to rotate. At this time, the filter plates 304 remain perpendicular to the corresponding mounting base 301. In addition, the damping coefficient between the rotating rod 302 and the mounting base 301 is relatively large, which makes it difficult for the filter plates 304 to rotate when they are rotated to the upper side.
[0044] In one embodiment, the cleaning assembly 6 includes several mounting brackets 601, all of which are fixedly mounted on the top of the cleaning machine body 1. A branch pipe 602 is fixedly connected inside each mounting bracket 601, and a nozzle 603 is fixedly connected to the outer surface of each branch pipe 602. One end of each branch pipe 602 is fixedly connected to a main pipe 604. A through groove 605 is provided at the bottom of the cleaning machine body 1, and a collecting bucket 606 is fixedly mounted at the bottom of the cleaning machine body 1 corresponding to the through groove 605. A drain pipe 607 is fixedly connected to the bottom of the collecting bucket 606.
[0045] The main pipe 604 is connected to an external water collection device. When cleaning the constantly moving herbs, the external water collection device can directly transport water to the main pipe 604 via a water pump. The water in the main pipe 604 is then distributed into several branch pipes 602, and several nozzles 603 spray the water from the corresponding branch pipes 602 onto the surface of the constantly moving herbs. At this time, dirt and impurities on the surface of the herbs are continuously detached under the impact of the water flow and fall into the collection hopper 606 through the filter holes and channels 605 on the filter plate 304. The sewage and impurities in the collection hopper 606 are discharged through the drain pipe 607. The discharged sewage and impurities can be filtered and purified by a filtration and purification device, so that the water flow can be recycled.
[0046] In one embodiment, for the above-mentioned cleaning machine body 1, a baffle plate 7 is fixedly installed on the top of the cleaning machine body 1, a feeding hopper 8 is fixedly connected to the top of the baffle plate 7, and a material drop chute 9 is opened at the bottom of the cleaning machine body 1.
[0047] By feeding herbs into the hopper 8, the herbs can fall onto the filter plate 304 under the guidance of the hopper 8. As the filter plate 304 moves continuously, the herbs can be evenly spread on the filter plate 304. This phenomenon ensures the effectiveness of cleaning the herbs on the filter plate 304. After the herbs have been cleaned and moved to one end of the washing machine body 1, the filter plate 304 tilts. At this time, the herbs on the filter plate 304 can fall off the filter plate 304 under the action of gravity. At the same time, the fallen herbs are discharged from the inside of the washing machine body 1 through the discharge chute 9.
[0048] Through the above technical solution, 1. When the chain transport component 2 drives several supporting filter components 3 to move, the limiting and guiding component 4 can guide and limit the forward-moving supporting filter components 3, so that the forward-moving supporting filter components 3 can transport the medicinal materials normally, while the rotating component 5 can drive the reverse-moving supporting filter components 3, so that the supporting filter components 3 rotate continuously while moving; the above setting allows two adjacent supporting filter components 3 to tilt when moving in opposite directions, and the distance between them increases accordingly, thereby effectively preventing sewage and impurities from accumulating on the top of the reverse-moving supporting filter components 3, and avoiding the problem of bacterial growth due to impurity accumulation; 2. Through the chain After the strip 204 moves the lower filter plate 304 to the upper side, the filter plate 304 begins to move in the forward direction. At the same time, the corresponding limiting block 401 can move into the guide frame 402. At this time, the guide frame 402 can limit the rotating rod 302 and the filter plate 304 through the limiting block 401, so that the filter plate 304 can always remain horizontal when moving in the forward direction, and the gap between the sides of two adjacent filter plates 304 is small. The above settings not only ensure the stability and sealing of the filter plate 304 during the conveying of herbs, but also provide sufficient support for the filter plate 304 through the coordinated action of the guide frame 402, the limiting block 401 and the rotating rod 302, thereby ensuring the overall structural stability and functional reliability.
[0049] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.
[0050] The preferred embodiments of the utility model disclosed above are merely illustrative of the utility model. These preferred embodiments do not exhaustively describe all details, nor do they limit the utility model to the specific implementations described. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of the utility model, thereby enabling those skilled in the art to better understand and utilize it. The utility model is limited only by the claims and their full scope and equivalents.
Claims
1. A CNC mesh cleaning machine, comprising a cleaning machine body (1), characterized in that, The cleaning machine body (1) is provided with a chain transport component (2) inside. The transport end of the chain transport component (2) is provided with a plurality of supporting filter components (3). A limiting guide component (4) and a rotating component (5) are provided between the interior of the cleaning machine body (1) and the supporting filter components (3). The guiding end of the limiting guide component (4) and the driving end of the rotating component (5) are arranged vertically inside the cleaning machine body (1). A cleaning component (6) is provided on the top of the cleaning machine body (1). The chain transport component (2) is used to drive several support filter components (3) to move, the limiting guide component (4) is used to support and guide the support filter components (3) moving in the forward direction, and the rotating component (5) is used to drive the support filter components (3) moving in the reverse direction to rotate.
2. The CNC mesh cleaning machine according to claim 1, characterized in that, The chain transport assembly (2) includes an installation cavity (201), which is opened on both sides of the inner wall of the main body (1) of the cleaning machine. Several rotating shafts (202) are rotatably connected inside the installation cavity (201). A sprocket (203) is fixedly connected to the outer surface of the rotating shaft (202). A chain (204) is meshed on the outer surface of the sprocket (203). A transport motor (205) is fixedly installed on the outer side of the main body (1) of the cleaning machine. The output end of the transport motor (205) is fixedly connected to the rotating shaft (202).
3. The CNC mesh cleaning machine according to claim 2, characterized in that, The supporting filter assembly (3) includes a mounting base (301), which is connected to a chain (204) by a shaft pin. Multiple mounting bases (301) are equidistantly arranged on the chain (204). A rotating rod (302) is rotatably connected to the top of the mounting base (301). A connecting groove (303) is provided on one side of the inner wall of the mounting cavity (201). The rotating rod (302) is movably connected to the connecting groove (303). A filter plate (304) is fixedly connected to one end of the rotating rod (302). A sealing strip (305) is provided on the outer surface of several of the rotating rods (302).
4. A CNC mesh cleaning machine according to claim 3, characterized in that, The limiting guide assembly (4) includes a limiting block (401), which is fixedly connected to one end of the rotating rod (302). A guide frame (402) is fixedly installed on the other side of the inner wall of the mounting cavity (201). The limiting block (401) and the guide frame (402) are movably connected. Both ends of the limiting block (401) are inclined, and one end of the guide frame (402) is open.
5. A CNC mesh cleaning machine according to claim 4, characterized in that, The rotating assembly (5) includes a gear (501) which is fixedly connected to the outer surface of the rotating rod (302). A toothed plate (502) is fixedly installed on the other side of the inner wall of the mounting cavity (201). The gear (501) and the toothed plate (502) mesh with each other. The toothed plate (502) is located on the lower side of the guide frame (402).
6. A CNC mesh cleaning machine according to claim 1, characterized in that, The cleaning assembly (6) includes several mounting brackets (601), each of which is fixedly mounted on the top of the main body (1) of the cleaning machine. A branch pipe (602) is fixedly connected inside the mounting bracket (601), and a nozzle (603) is fixedly connected to the outer surface of the branch pipe (602). One end of each branch pipe (602) is fixedly connected to a main pipe (604). A through groove (605) is provided at the bottom of the main body (1), and a collecting bucket (606) is fixedly installed at the bottom of the main body (1) corresponding to the through groove (605). A drain pipe (607) is fixedly connected to the bottom of the collecting bucket (606).
7. A CNC mesh cleaning machine according to claim 1, characterized in that, A baffle plate (7) is fixedly installed on the top of the main body (1) of the cleaning machine, and a feeding hopper (8) is fixedly connected to the top of the baffle plate (7). A material drop chute (9) is opened at the bottom of the main body (1) of the cleaning machine.