Automatic soybean milk skin sheeting machine

By designing an automatic tofu skin slicing machine, which uses baffles and nozzles to regulate the discharge of soy milk and press rollers to adjust the thickness, the problem of uneven tofu skin thickness and waste is solved, and efficient and uniform tofu skin production is achieved.

CN224461090UActive Publication Date: 2026-07-07BEIJING ERSHANG XIJIE FOOD CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BEIJING ERSHANG XIJIE FOOD CO LTD
Filing Date
2025-07-14
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Traditionally, the thickness of tofu skin is uneven when it is poured by hand, and existing pouring machines cannot adjust the thickness of the tofu skin, causing the slurry to spread everywhere and resulting in serious waste.

Method used

An automatic tofu skin spreading machine was designed, comprising a conveyor table, rotating rollers, a conveyor belt, a spreading assembly, and a pressing assembly. The amount of soy milk discharged is adjusted by a baffle, the nozzles spread the soy milk evenly, the pressing rollers adjust the thickness of the tofu skin, and the conveyor belt is supported by rollers and support plates to achieve uniform spreading and thickness adjustment of the tofu skin.

Benefits of technology

This achieves uniformity and adjustability in tofu skin thickness, reduces waste of slurry, and improves production efficiency and environmental cleanliness.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to the field of tofu skin slicing technology, specifically an automatic tofu skin slicing machine, including a conveyor table, with symmetrical rotating rollers arranged in the middle of the conveyor table near both ends, and a conveyor belt sleeved between the two rotating rollers. A slicing component for evenly spreading the tofu skin is provided at the left end of the upper surface of the conveyor table, and a pressing component for adjusting the thickness of the tofu skin is provided in the middle of the upper part of the conveyor table. The automatic tofu skin slicing machine is equipped with a receiving plate with a baffle and a receiving disc combined and fixed. A horizontal pipe with multiple nozzles is connected to the conveying pipe to increase the stability of the soy milk liquid spread on the receiving plate. The baffle is rotated to adjust the amount of liquid discharged at the end of the receiving plate. A threaded rod adjusts the distance between the movable plate with the pressing roller and the conveyor belt to adjust the pressing of tofu skin of different thicknesses. A first mesh roller is fitted on the first support plate, and a mesh covering the upper layer of tofu skin is wound on the first mesh roller. A second mesh roller is fitted on the second support plate, and a mesh covering the lower layer of tofu skin is wound on the second mesh roller.
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Description

Technical Field

[0001] This utility model relates to the field of tofu skin slicing technology, specifically an automatic tofu skin slicing machine. Background Technology

[0002] The automatic tofu skin spreading machine is a core piece of equipment in the soy product production line. It is specially designed to evenly spread the solidified tofu curd onto a cloth to form a tofu skin layer, achieving efficient and standardized continuous production.

[0003] Traditional hand-pouring of tofu skin results in uneven thickness and is labor-intensive. Pouring machines cannot adjust the thickness of the tofu skin according to the required thickness, making it difficult to reduce the waste caused by the slurry spreading everywhere during the pouring process. Utility Model Content

[0004] The purpose of this invention is to provide an automatic tofu skin slicing machine to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] An automatic tofu skin slicing machine includes a conveyor table, with rotating rollers symmetrically arranged near both ends in the middle of the conveyor table, and a conveyor belt sleeved between the two rotating rollers. A slicing component for uniformly slicing is provided at the left end of the upper surface of the conveyor table, and a pressing component for adjusting the thickness of the tofu skin is provided in the middle of the upper part of the conveyor table.

[0007] The pouring plate assembly includes a receiving plate and a baffle that can be rotated and adjusted at the right end of the receiving plate. The receiving plate has an infusion tube for conveying soy milk at the top center. The infusion tube has a horizontal tube at the end. Several nozzles are provided on the bottom of the outer wall of the horizontal tube. The receiving plate has a receiving plate at the right end corresponding to the horizontal tube. Fixing blocks are symmetrically provided on both sides of the receiving plate. The baffle is rotatably connected to the fixing blocks through a rotating shaft.

[0008] The pressing assembly includes a U-shaped frame and a movable plate that can be adjusted vertically within the U-shaped frame. The bottom of the movable plate is equipped with a rotating pressing roller, and the top of the movable plate is equipped with a threaded rod. A handwheel is located at the top of the threaded rod. A screw hole is opened on the U-shaped frame at a position corresponding to the threaded rod, and a support roller is provided on the conveyor table at a position corresponding to the pressing roller.

[0009] Furthermore, the upper surface of the conveyor platform is provided with symmetrical first support plates located between the splashing assembly and the pressing assembly. Each of the opposing sides of the first support plates has a first slot at its top, and a first mesh roller is provided between the two first slots.

[0010] In this invention, the first support plate helps to place and fit the first mesh roller, the tofu skin pressing the upper film mesh is wrapped around the first mesh roller, and the first mesh roller can be taken out or installed from the first slot, which facilitates the replacement of the film mesh.

[0011] Specifically, the conveyor table is symmetrically provided with second support plates on the left end, and the top of the two second support plates facing each other is provided with second slots, and a second mesh roller is provided between the two second slots.

[0012] In this invention, the second mesh roller is inserted into the second support plate, which facilitates the laying of the lower mesh for pressing tofu skin on the conveyor belt, and the second mesh roller is easy to remove and replace from the second slot.

[0013] It should be noted that a storage tank is provided at the bottom of the conveyor platform, and a slag discharge pipe communicating with the storage tank is provided on the outer wall of the conveyor platform near the bottom, with a sealing plug at the end of the slag discharge pipe.

[0014] In this invention, the storage tank collects the dripping soy milk liquid, reducing the impact of spillage on the surrounding environment. The sealing plug is removed from the slag discharge pipe, making it convenient for the collected soy milk liquid in the storage tank to be discharged in a concentrated manner.

[0015] Furthermore, the rotating roller is rotatably connected to the conveyor table, a motor is provided on the outer wall of the conveyor table, the output shaft of the motor is coaxially connected to one of the rotating rollers, the idler roller is rotatably connected to the conveyor table, the two ends of the inner wall of the conveyor belt are tightly fitted to the outer wall of the rotating roller, and the top of the idler roller is tightly fitted to the inner wall of the conveyor belt.

[0016] In this invention, the motor is electrically connected to an external power source via a wire. When the control switch is activated, the output shaft rotates, driving one of the rollers to rotate, which in turn causes the conveyor belt to rotate. With the cooperation of the idler rollers, the press rollers provide support when pressing, pressing the tofu skin covered by the mesh and adjusting the thickness of the tofu skin.

[0017] Specifically, the lower surface of the receiving plate is provided with a positioning plate, and the top of the conveying table is provided with a connecting groove corresponding to the positioning plate. The receiving plate and the receiving plate are integrally formed. The infusion tube is fixedly connected to the receiving plate by screws, and a butterfly valve is provided at the left end of the infusion tube. The horizontal tube and the infusion tube are integrally formed. The fixing block and the receiving plate are integrally formed. Limiting grooves are provided on the fixing block. Limiting rods are provided on the outer wall of the baffle corresponding to the limiting grooves. Limiting nuts are provided on the limiting rods.

[0018] In this invention, the positioning plate and the connecting groove are inserted and fitted together to achieve the installation and fit of the receiving plate. The left end of the conveying pipe is connected to the external soybean milk pipeline. The butterfly valve is opened to continuously convey soybean milk. With the cooperation of the horizontal pipe with multiple nozzles, the sprayed soybean milk is evenly sprinkled onto the receiving plate and evenly spread. With the cooperation of the receiving plate, it is stably discharged to the middle position of the mesh laid flat on the upper surface of the conveyor belt. The baffle rotates on the fixed block with the cooperation of the rotating shaft. The limiting rod rotates in the limiting groove. The limiting nut is threadedly connected to the limiting rod, and the inner wall of the limiting nut is in close contact with the outer wall of the fixed block. Under the action of friction, the position of the baffle rotation adjustment is fixed, realizing the adjustment of the distance between the baffle and the bottom of the receiving plate, which facilitates the adjustment of the soybean milk discharge volume.

[0019] It is worth noting that the bottom of the U-shaped frame is fixedly connected to the top of the conveyor table by screws, the top of the U-shaped frame is provided with screw holes, the pressing roller is rotatably connected to the movable plate, the bottom cylinder turntable of the threaded rod is rotatably connected to the movable plate, the handwheel is fixedly connected to the threaded rod by screws, and the threaded rod is threadedly connected to the screw hole.

[0020] In this invention, the handwheel is rotated to adjust the position of the threaded rod in the threaded hole on the U-shaped frame. When the threaded rod rises, the distance between the bottom of the pressing roller and the conveyor belt increases, and the thickness of the tofu skin increases. When the threaded rod falls, the distance between the bottom of the pressing roller and the conveyor belt shortens, and the thickness of the tofu skin decreases.

[0021] Compared with the prior art, the beneficial effects of this utility model are:

[0022] 1. This utility model uses a receiving plate with a baffle and a receiving disc for fixed assembly. A horizontal pipe with multiple nozzles is connected to the conveying pipe to increase the stability of the soy milk spread on the receiving plate. The baffle can be rotated to adjust the amount of liquid discharged at the end of the receiving plate. A threaded rod can adjust the distance between the movable plate with a pressing roller and the conveyor belt to adjust the pressing of tofu skin of different thicknesses. A first mesh roller is fitted on the first support plate, and a mesh covering the upper layer of tofu skin is wound on the first mesh roller. A second mesh roller is fitted on the second support plate, and a mesh covering the lower layer of tofu skin is wound on the second mesh roller.

[0023] 2. This utility model uses idler rollers to support the corresponding pressing rollers on the conveyor belt, reducing the sag of the conveyor belt when pressing the tofu skin, which would affect the adjustment of the tofu skin thickness. With the help of the butterfly valve, it is convenient to control the drainage of the infusion pipe. The limit nut and the limit rod are threaded together, and the position of the baffle is fixed under the action of friction. The motor provides the conveyor belt with the power to continuously transport the tofu skin after it has been poured. It is convenient to fold and store the right end, which helps with subsequent processing. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0025] Figure 2 This is a schematic diagram illustrating the adjustment of the splash state according to this utility model;

[0026] Figure 3 This is a schematic diagram of the combined structure of the conveyor table, the first support plate, and the second support plate of this utility model.

[0027] Figure 4 This is a schematic diagram of the structure of the splash plate assembly of this utility model;

[0028] Figure 5 This is a schematic diagram of the pressing component structure of this utility model;

[0029] Figure 6 This is a schematic diagram of the conveyor frame structure of this utility model.

[0030] The meanings of the labels in the diagram are as follows:

[0031] 1. Conveyor table; 10. Rotary roller; 100. Motor; 11. Idler roller; 12. Connecting trough; 13. Slag discharge pipe; 14. Storage tank; 15. Conveyor belt;

[0032] 2. Splash plate assembly; 20. Receiving plate; 200. Positioning plate; 201. Receiving plate; 202. Fixing block; 203. Limiting groove; 21. Infusion tube; 210. Horizontal tube; 211. Nozzle; 212. Butterfly valve; 22. Baffle; 220. Rotating shaft; 221. Limiting rod; 222. Limiting nut;

[0033] 3. Pressing assembly; 30. U-shaped frame; 300. Screw hole; 31. Movable plate; 310. Pressing roller; 32. Threaded rod; 320. Handwheel;

[0034] 4. First support plate; 40. First slot; 41. First mesh roller;

[0035] 5. Second support plate; 50. Second slot; 51. Second mesh roller. Detailed Implementation

[0036] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0037] Please see Figures 1-6 This embodiment provides a technical solution:

[0038] An automatic tofu skin slicing machine includes a conveyor table 1, a storage tank 14 at the bottom of the conveyor table 1, and a slag discharge pipe 13 communicating with the storage tank 14 at the bottom of the outer wall of the conveyor table 1. The end of the slag discharge pipe 13 is provided with a sealing plug.

[0039] In this invention, the storage tank 14 collects the dripping soy milk liquid, reducing the impact of spillage on the surrounding environment. The sealing plug is removed from the slag discharge pipe 13, making it convenient for the soy milk liquid collected in the storage tank 14 to be discharged in a concentrated manner.

[0040] Furthermore, symmetrical rollers 10 are provided in the middle of the conveyor table 1 near both ends, and a conveyor belt 15 is sleeved between the two rollers 10. The rollers 10 are rotatably connected to the conveyor table 1. A motor 100 is provided on the outer wall of the conveyor table 1. The output shaft of the motor 100 is coaxially connected to one of the rollers 10. The idler roller 11 is rotatably connected to the conveyor table 1. The two ends of the inner wall of the conveyor belt 15 are tightly fitted with the outer wall of the rollers 10, and the top of the idler roller 11 is tightly fitted with the inner wall of the conveyor belt 15.

[0041] In this utility model, the motor 100 is electrically connected to an external power source through a wire. When the control switch is activated, the output shaft rotates, driving one of the rollers 10 to rotate, thereby enabling the conveyor belt 15 to rotate. With the cooperation of the idler roller 11, the roller 310 is lifted and pressed to provide support force, pressing the tofu skin covered by the mesh and adjusting the thickness of the tofu skin.

[0042] Specifically, a uniformly spraying plate assembly 2 is provided at the left end of the upper surface of the conveyor table 1, and a pressing assembly 3 for adjusting the thickness of the tofu skin is provided at the middle of the upper part of the conveyor table 1.

[0043] Secondly, a symmetrical first support plate 4 is provided on the upper surface of the conveyor table 1 between the splashing plate assembly 2 and the pressing assembly 3. A first slot 40 is provided on the top of the opposite side of the first support plate 4, and a first mesh roller 41 is provided between the two first slots 40.

[0044] In this utility model, the cooperation of the first support plate 4 helps to place and cooperate the first mesh roller 41, the first mesh roller 41 is wrapped with the upper film mesh pressed by the tofu skin, and the first mesh roller 41 can be taken out or installed from the first slot 40, which facilitates the replacement of the film mesh.

[0045] Specifically, a second support plate 5 is symmetrically provided on the left end of the conveyor table 1. A second slot 50 is provided on the top of the two opposing sides of the two second support plates 5. A second mesh roller 51 is provided between the two second slots 50.

[0046] In this utility model, the second mesh roller 51 is inserted into the second support plate 5, which facilitates the laying of the lower mesh for pressing tofu skin on the conveyor belt 15, and the second mesh roller 51 is easy to remove and replace from the second slot 50.

[0047] It should be noted that the pouring plate assembly 2 includes a receiving plate 20 and a baffle 22 that can be rotated and adjusted at the right end of the receiving plate 20. The receiving plate 20 has a delivery pipe 21 for conveying soy milk liquid at the top middle. The delivery pipe 21 has a horizontal pipe 210 at the end. Several nozzles 211 are provided on the bottom of the outer wall of the horizontal pipe 210. The receiving plate 201 is provided at the right end of the receiving plate 20 corresponding to the horizontal pipe 210. Fixing blocks 202 are symmetrically provided on both sides of the receiving plate 201. The baffle 22 is rotatably connected to the fixing blocks 202 through a rotating shaft 220.

[0048] Furthermore, a positioning plate 200 is provided on the lower surface of the receiving plate 20, and a connecting groove 12 is provided on the top of the conveying table 1 corresponding to the positioning plate 200. The receiving plate 201 and the receiving plate 20 are integrally formed. The infusion tube 21 is fixedly connected to the receiving plate 20 by screws, and a butterfly valve 212 is provided on the left end of the infusion tube 21. The horizontal tube 210 and the infusion tube 21 are integrally formed. The fixing block 202 and the receiving plate 201 are integrally formed. Limiting grooves 203 are provided on the fixing block 202. Limiting rods 221 are provided on the outer wall of the baffle 22 corresponding to the limiting grooves 203. Limiting nuts 222 are provided on the limiting rods 221.

[0049] In this invention, the positioning plate 200 is inserted into the connecting groove 12 to install the receiving plate 20. The left end of the infusion pipe 21 is connected to the external soybean milk pipeline. The butterfly valve 212 is opened to continuously transport soybean milk. With the cooperation of the horizontal pipe 210 with multiple nozzles 211, the sprayed soybean milk is evenly sprinkled on the receiving plate 201 and evenly spread. With the cooperation of the receiving plate 201, it is stably discharged to the middle position of the mesh laid flat on the upper surface of the conveyor belt 15. The baffle 22 rotates on the fixed block 202 with the cooperation of the rotating shaft 220. The limiting rod 221 rotates in the limiting groove 203. The limiting nut 222 is threadedly connected to the limiting rod 221, and the inner wall of the limiting nut 222 is in close contact with the outer wall of the fixed block 202. Under the action of friction, the position of the baffle 22 is fixed and adjusted, realizing the adjustment of the distance between the baffle 22 and the bottom of the receiving plate 201, which facilitates the adjustment of the soybean milk discharge volume.

[0050] It is worth adding that the pressing assembly 3 includes a U-shaped frame 30 and an adjustable movable plate 31 in the U-shaped frame 30. The bottom of the movable plate 31 is provided with a rotating pressing roller 310, the top of the movable plate 31 is provided with a threaded rod 32, the top of the threaded rod 32 is provided with a handwheel 320, the U-shaped frame 30 is provided with a screw hole 300 corresponding to the threaded rod 32, and the conveyor table 1 is provided with a support roller 11 corresponding to the pressing roller 310.

[0051] Furthermore, the bottom of the U-shaped frame 30 is fixedly connected to the top of the conveyor table 1 by screws. The top of the U-shaped frame 30 has a screw hole 300. The pressing roller 310 is rotatably connected to the movable plate 31. The bottom cylinder turntable of the threaded rod 32 is rotatably connected to the movable plate 31. The handwheel 320 is fixedly connected to the threaded rod 32 by screws. The threaded rod 32 is threadedly connected to the screw hole 300.

[0052] In this utility model, the rotation of the handwheel 320 adjusts the position of the threaded rod 32 in the threaded hole 300 on the U-shaped frame 30. When the threaded rod 32 rises, the distance between the bottom of the pressing roller 310 and the conveyor belt 15 increases, and the thickness of the tofu skin increases. When the threaded rod 32 falls, the distance between the bottom of the pressing roller 310 and the conveyor belt 15 shortens, and the thickness of the tofu skin decreases.

[0053] In this embodiment of the automatic tofu skin slicing machine, when in use, firstly, the support roller 11, the rotating roller 10 and the conveyor table 1 are rotatably connected. The conveyor belt 15 is sleeved on the two rotating rollers 10. The motor 100 is fixed on the outer wall of the conveyor table 1, and the output shaft is coaxially connected to the rotating roller 10 through a coupling. Then, the movable plate 31 with the pressing roller 310 is threadedly connected to the screw hole 300 on the U-shaped frame 30 through the threaded rod 32. The handwheel 320 is fixedly connected to the threaded rod 32 through screws. The horizontal pipe 210 with the nozzle 211 is connected to the infusion pipe 21 with the butterfly valve 212. The baffle 22 is rotatably connected to the fixed block 202 through the rotating shaft 220, and the limiting rod 221 is inserted into the limiting groove 203. The limiting nut 222 is threadedly connected to the limiting rod 221. Then, the first mesh roller 41 with the mesh wrapped around it is inserted into the first slot 40 and the second mesh roller 51 with the mesh wrapped around it is inserted into the second slot 50.

[0054] When the tofu skin needs to be poured, the motor 100 starts the control switch, the output shaft rotates and drives the roller 10 to rotate, the conveyor belt 15 rotates continuously, and then the mesh on the second mesh roller 51 is laid flat on the conveyor belt 15. When the end of the mesh is conveyed to the bottom of the receiving plate 201, the butterfly valve 212 opens, and the soy milk is evenly sprayed from the corresponding nozzle 211 onto the receiving plate 201. The discharged soy milk is laid on the bottom mesh, and then the mesh on the first mesh roller 41 is laid on top of the tofu skin. Depending on the required thickness of the tofu skin, the distance between the bottom of the baffle 22 and the end of the receiving plate 201 is adjusted. A larger distance results in a larger discharge volume at the end of the receiving plate 201 and a thicker tofu skin. Then, the hand is turned... Adjust the movable plate 31 to rise using wheel 320, press the pressure roller 310 to compact the tofu skin. When the thickness is large, the discharge volume at the end of the receiving plate 201 is small due to the small distance between them. Then, rotate the handwheel 320 to adjust the movable plate 31 to fall, press the pressure roller 310 to compact the tofu skin. When the thickness is small, the motor 100 starts and continuously conveys the wrapped tofu skin after automatic pouring. The conveyor belt 15 has a grid structure. The slurry that leaks off the conveyor belt 15 falls into the storage tank 14. The sealing plug on the slag discharge pipe 13 is opened to facilitate centralized discharge and reduce the impact of pollution on the surrounding environment. The receiving plate 20 and the receiving plate 201 are both higher on the left than on the right to reduce the backflow or reverse flow of slurry and affect the pouring of the liquid.

Claims

1. An automatic tofu skin slicing machine, comprising a conveyor table (1), characterized in that: The conveyor platform (1) is symmetrically provided with rotating rollers (10) near both ends in the middle. A conveyor belt (15) is sleeved between the two rotating rollers (10). A uniformly spraying splashing plate assembly (2) is provided at the left end of the upper surface of the conveyor platform (1). A pressing assembly (3) for adjusting the thickness of tofu skin is provided at the middle of the upper part of the conveyor platform (1). The pouring plate assembly (2) includes a receiving plate (20) and a baffle (22) that rotates and adjusts on the right end of the receiving plate (20). The receiving plate (20) has a delivery pipe (21) for delivering soy milk liquid at the top center. The delivery pipe (21) has a horizontal pipe (210) at the end. The horizontal pipe (210) has several nozzles (211) at the bottom on the outer wall of the horizontal pipe (210). The receiving plate (201) is located at the right end of the receiving plate (20) corresponding to the horizontal pipe (210). Fixing blocks (202) are symmetrically arranged on both sides of the receiving plate (201). The baffle (22) is rotatably connected to the fixing blocks (202) through a rotating shaft (220). The pressing assembly (3) includes a U-shaped frame (30) and an adjustable movable plate (31) in the U-shaped frame (30). The bottom of the movable plate (31) is provided with a rotating pressing roller (310). The top of the movable plate (31) is provided with a threaded rod (32). The top of the threaded rod (32) is provided with a handwheel (320). The U-shaped frame (30) is provided with a screw hole (300) corresponding to the threaded rod (32). The conveyor table (1) is provided with a support roller (11) corresponding to the pressing roller (310).

2. The automatic tofu skin slicing machine according to claim 1, characterized in that: The upper surface of the conveyor table (1) is provided with a symmetrical first support plate (4) between the splashing plate assembly (2) and the pressing assembly (3). The top of the opposing sides of the first support plate (4) are provided with a first slot (40), and a first mesh roller (41) is provided between the two first slots (40).

3. The automatic tofu skin slicing machine according to claim 1, characterized in that: The conveyor table (1) is symmetrically provided with a second support plate (5) on the left end. The top of the two second support plates (5) are provided with a second slot (50) and a second mesh roller (51) is provided between the two second slots (50).

4. The automatic tofu skin slicing machine according to claim 1, characterized in that: The bottom of the conveying platform (1) is provided with a storage tank (14), and a slag discharge pipe (13) communicating with the storage tank (14) is provided on the outer wall of the conveying platform (1) near the bottom. The end of the slag discharge pipe (13) is provided with a sealing plug.

5. The automatic tofu skin slicing machine according to claim 1, characterized in that: The rotating roller (10) is rotatably connected to the conveyor table (1). A motor (100) is provided on the outer wall of the conveyor table (1). The output shaft of the motor (100) is coaxially connected to one of the rotating rollers (10). The idler roller (11) is rotatably connected to the conveyor table (1). The two ends of the inner wall of the conveyor belt (15) are tightly fitted to the outer wall of the rotating roller (10). The top of the idler roller (11) is tightly fitted to the inner wall of the conveyor belt (15).

6. The automatic tofu skin slicing machine according to claim 1, characterized in that: The lower surface of the receiving plate (20) is provided with a positioning plate (200). The top of the conveying table (1) is provided with a connecting groove (12) corresponding to the positioning plate (200). The receiving plate (201) and the receiving plate (20) are integrally formed. The infusion tube (21) is fixedly connected to the receiving plate (20) by screws. The left end of the infusion tube (21) is provided with a butterfly valve (212). The horizontal tube (210) and the infusion tube (21) are integrally formed. The fixing block (202) and the receiving plate (201) are integrally formed. The fixing block (202) is provided with a limit groove (203). The outer wall of the baffle (22) is provided with a limit rod (221) corresponding to the limit groove (203). The limit rod (221) is provided with a limit nut (222).

7. The automatic tofu skin slicing machine according to claim 1, characterized in that: The bottom of the U-shaped frame (30) is fixedly connected to the top of the conveyor table (1) by screws. The top of the U-shaped frame (30) is provided with a screw hole (300). The pressing roller (310) is rotatably connected to the movable plate (31). The bottom cylinder turntable of the threaded rod (32) is rotatably connected to the movable plate (31). The handwheel (320) is fixedly connected to the threaded rod (32) by screws. The threaded rod (32) is threadedly connected to the screw hole (300).