Automatic production equipment for bean curd

Abstract

The utility model discloses automatic production equipment for bean curd. The automatic production equipment comprises a first case and a second case, the first case is provided with a first grinding device, a second grinding device, a soybean milk boiling device, a soybean milk curdling device, a booster pump and a steam heating device; the second machine box is provided with a workbench, a rack, a rotating table, a rotating device, a first pressing assembly, a second pressing assembly and a jacking and discharging assembly. According to the soybean milk machine, soybeans can be automatically ground for the first time and bean dregs can be automatically ground for the second time, the proportion of soybean milk obtained by grinding the soybeans is effectively increased, the content of the bean dregs is reduced, soybean milk formed by grinding can be directly boiled and curdled, bean curd pressing, cutting and discharging production operation can be rapidly conducted, and the production efficiency is improved. Therefore, the stability and the high efficiency of bean curd pressing processing are ensured, the coherence of each procedure of bean curd production is greatly improved, and the efficiency of bean curd production processing is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tofu processing, in particular to an automated production device for tofu. Background Art

[0002] Tofu, also known as water tofu, is a common soy product. It is mostly made from soybeans, black beans, peanuts and other beans with high protein content. It can be produced all year round and is not restricted by seasons. With the progress of the times, the speed of making traditional soy products can no longer meet the needs of contemporary life. Soaking soybeans is the first step in making soy products. In addition, there is grinding and crushing beans. The temperature is not easy to control, and it needs to be stirred manually, which requires labor, high work intensity, low work efficiency, and no cleaning of bean dregs. The process of changing water and cleaning is troublesome, and the subsequent soy milk cooking and slurrying processes have poor continuity; after slurrying, the tofu needs to be pressed to form tofu blocks. The traditional tofu pressing processing device directly places the mold under the hydraulic press and controls the pressing plate to press down through the hydraulic press. Since the tofu pressing mold has to be taken out again for unloading and filling after pressing the tofu once, the tofu pressing processing speed is slow, which reduces production efficiency. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides an automated production device for tofu.

[0004] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: an automated tofu production device, comprising a first chassis and a second chassis; the first chassis is provided with a first grinding device, a second grinding device, a pulping device, a pulping device, a booster pump and a steam heating device; the second chassis is provided with a workbench, a frame, a rotating table, a rotating device, a first pressing assembly, a second pressing assembly and a lifting and unloading assembly;

[0005] The first grinding device can grind the beans once to form soy milk and bean dregs, the soy milk can be sent to the boiling device, and the bean dregs can be squeezed out to the second grinding device; the second grinding device can grind the bean dregs twice to form soy milk and bean dregs, the soy milk can continue to be sent to the boiling device, and the bean dregs can be squeezed out and collected;

[0006] The steam heating device can form the soy milk of the boiling pulping device by steam heating; after the soy milk of the boiling pulping device is boiled, it can be sucked by the booster pump and sent to the pulping device; the pulping device can perform the pulping process on the soy milk;

[0007] The rotating table is rotatably mounted on the workbench; the rotating table is provided with a plurality of placement grooves for placing tofu pressing molds at intervals along the circumferential direction; the rotating device can rotate the rotating table, and the position of the tofu pressing mold can be switched to correspond to the position of the first pressing assembly, the second pressing assembly or the lifting and unloading assembly;

[0008] The first pressing assembly is provided with a first hydraulic cylinder and a first pressing plate; the second pressing assembly is provided with a second hydraulic cylinder, a second pressing plate and a plurality of cutting plates; the lifting and unloading assembly is provided with a third hydraulic cylinder and a lifting and pushing plate;

[0009] The first hydraulic cylinder and the second hydraulic cylinder are arranged on the frame, and are located above the rotating table; the third hydraulic cylinder is arranged on the workbench, and is located below the rotating table.

[0010] Optionally, the first grinding device includes a first grinding barrel, a first lower hopper, a first grinding assembly, a first pulp discharge channel and a first slag discharge channel; the second grinding device includes a second grinding barrel, a second lower hopper, a second grinding assembly, a second pulp discharge channel and a second slag discharge channel;

[0011] The first lower hopper can add beans to the first grinding barrel, and the beans are ground once by the first grinding assembly to form soy milk and bean dregs. The soy milk can be sent to the pulp cooking device through the first pulp discharge channel, and the bean dregs can be squeezed out to the second lower hopper through the first dreg discharge channel;

[0012] The second lower hopper can deliver the dregs to the second grinding barrel, and the second grinding assembly can perform secondary grinding to form soy milk and dregs. The soy milk can be delivered to the pulp cooking device through the second pulp discharge channel, and the dregs can be discharged and collected through the second slag discharge channel.

[0013] Optionally, the first grinding assembly and the second grinding assembly both include a grinding outer cylinder, a grinding top cover, a grinding upper pressure head, a grinding spring, a grinding lower pressure head and a grinding motor;

[0014] The grinding top cover is arranged above the grinding outer cylinder, and the grinding outer cylinder is provided with a plurality of slurry holes; the grinding spring is arranged between the grinding upper pressure head and the grinding top cover, so that the grinding upper pressure head can abut against the grinding lower pressure head; the grinding lower pressure head is installed at the output end of the grinding motor.

[0015] Optionally, the grinding upper pressure head is connected to a lower barrel.

[0016] Optionally, the grinding outer cylinder is an inverted cone funnel-shaped structure; the first slag discharge channel or the second slag discharge channel is arranged at the top of the grinding outer cylinder; and the grinding down pressure head is arranged at the bottom of the grinding outer cylinder.

[0017] Optionally, the rotating table is provided with four placement grooves evenly distributed along the circumference; the frame includes a top beam; the first pressing assembly and the second pressing assembly are arranged at the front and rear ends of the top beam; the jacking and unloading assemblies are provided with two, located on opposite sides of the top beam.

[0018] Optionally, the bottom plate of the tofu pressing mold is provided with a discharge hole; a discharge plate is provided inside the tofu pressing mold; the discharge plate can be laid on the bottom plate of the tofu pressing mold and block the discharge hole; the third hydraulic cylinder can move the lifting push plate up and down, the lifting push plate can pass through the discharge hole, and push the discharge plate toward the top of the tofu pressing mold.

[0019] Optionally, a plurality of drainage holes are provided on the side of the tofu pressing mold.

[0020] Optionally, the rotating device includes a rotating seat, a rotating assembly and a rotating drive member; the rotating seat is fixed to the workbench; the rotating table is rotatably mounted on the rotating seat through the rotating assembly; and the rotating drive member can rotate the rotating table.

[0021] Optionally, the rotating assembly is a gear transmission mechanism, including a ring gear arranged on the rotating table, and a driving gear arranged at the output end of the rotating driving member; the driving gear is meshed with the ring gear.

[0022] The beneficial effects of the utility model are as follows: beans and bean dregs are ground multiple times by the first grinding device and the second grinding device, and the soy milk formed by the two grindings can be directly sent to the pulping device for the steam-boiling soy milk process, and the bean dregs can be discharged for centralized processing; the cooked soy milk in the pulping device can be directly sent to the pulping device for the pulping process by the booster pump. Then, the tofu liquid formed after the pulping is sent to the tofu pressing mold of the second chassis, and the working area of ​​the tofu pressing mold can be quickly rotated and switched by the rotatable rotating table and the rotating device, so that the position of the workbench corresponds to the position switch of the first pressing assembly, the second pressing assembly or the lifting and unloading assembly, so as to quickly pass the radial pressing and cutting process of the first pressing assembly and the second pressing assembly, and then the lifting assembly at the vacant station is used to perform a quick unloading operation.

[0023] The utility model can automatically perform primary grinding of beans and secondary grinding of bean dregs, effectively increasing the proportion of bean slurry produced by grinding and reducing the content of bean dregs, and can directly perform slurry boiling and slurrying operations on the soy milk formed by grinding, and quickly perform tofu pressing, cutting and unloading production operations, thereby ensuring the stability and efficiency of tofu pressing processing, greatly improving the continuity of various tofu production processes, and effectively improving the efficiency of tofu production and processing.

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0026] Figure 1 This is a schematic diagram of the structure of the automated production equipment of the utility model;

[0027] Figure 2 for Figure 1 A schematic diagram of the structure of the first chassis;

[0028] Figure 3 for Figure 2 A schematic structural diagram of the first grinding device;

[0029] Figure 4 for Figure 1 A schematic diagram of the structure of the second chassis;

[0030] Figure 5 for Figure 4 The structural diagram of the middle rotating table;

[0031] Figure 6 for Figure 4 Schematic diagram of the structure of the middle lifting and unloading assembly.

[0032] Description of main component symbols:

[0033] 100, first chassis; 120, first grinding device; 121, first grinding barrel; 122, first lower hopper; 123, first grinding assembly; 124, first pulp discharge channel; 125, first slag discharge channel; 130, second grinding device; 131, second grinding barrel; 132, second lower hopper; 133, second grinding assembly; 134, second pulp discharge channel; 135, second slag discharge channel; 140, pulp cooking device; 141, air supply pipe; 142, third row of pulp ports; 150, pulp dotting device; 151, filter screen; 152, fourth row of pulp ports; 153, fourth pulp inlet; 160, booster pump; 170, steam heating device; 180, grinding outer cylinder; 181, grinding top cover; 182, grinding upper pressure head; 183, grinding spring; 184, grinding lower pressure head; 185, grinding motor; 186, lower barrel; 187, pulp hole;

[0034] 200, second chassis; 210, workbench; 220, frame; 221, top beam; 230, rotating table; 231, placement groove; 240, rotating device; 241, rotating seat; 242, rotating assembly; 243, rotating drive member; 244, steel ball; 250, first pressing assembly; 251, first hydraulic cylinder; 252, first pressing plate; 260, second pressing assembly; 261, second hydraulic cylinder; 262, second pressing plate; 263, cutting plate; 270, lifting and unloading assembly; 271, third hydraulic cylinder; 272, lifting and pushing plate; 280, tofu pressing mold; 281, unloading hole; 282, unloading plate; 283, drainage hole. DETAILED DESCRIPTION

[0035] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0036] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0037] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0038] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0039] Example

[0040] Reference Figures 1 to 6The utility model provides an automated tofu production device, comprising a first chassis 100 and a second chassis 200; the first chassis 100 is provided with a first grinding device 120, a second grinding device 130, a pulping device 140, a pulping device 150, a booster pump 160 and a steam heating device 170; the second chassis 200 is provided with a workbench 210, a frame 220, a rotating table 230, a rotating device 240, a first pressing assembly 250, a second pressing assembly 260 and a lifting and unloading assembly 270;

[0041] The first grinding device 120 can grind the beans once to form soy milk and bean dregs, and the soy milk can be sent to the pulping device 140, and the bean dregs can be squeezed out to the second grinding device 130; the second grinding device 130 can grind the bean dregs twice to form soy milk and bean dregs, and the soy milk can continue to be sent to the pulping device 140, and the bean dregs can be squeezed out and collected;

[0042] The steam heating device 170 can form steam to heat and boil the soybean milk of the pulping device 140; after the soybean milk of the pulping device 140 is boiled, it can be sucked by the booster pump 160 and sent to the pulping device 150; the pulping device 150 can perform a pulping process on the soybean milk;

[0043] The rotating table 230 is rotatably mounted on the workbench 210; the rotating table 230 is provided with a plurality of placement grooves 231 for placing the tofu pressing mold 280 at intervals along the circumferential direction; the rotating device 240 can rotate the rotating table 230, and the position where the tofu pressing mold 280 is placed can be switched to correspond to the position of the first pressing assembly 250, the second pressing assembly 260 or the lifting and unloading assembly 270;

[0044] The first pressing assembly 250 is provided with a first hydraulic cylinder 251 and a first pressing plate 252; the second pressing assembly 260 is provided with a second hydraulic cylinder 261, a second pressing plate 262 and a plurality of cutting plates 263; the lifting and unloading assembly 270 is provided with a third hydraulic cylinder 271 and a lifting and pushing plate 272;

[0045] The first hydraulic cylinder 251 and the second hydraulic cylinder 261 are disposed on the frame 220 and are located above the rotating table 230 ; the third hydraulic cylinder 271 is disposed on the workbench 210 and is located below the rotating table 230 .

[0046] In the present invention, the beans and bean dregs are ground multiple times by the first grinding device 120 and the second grinding device 130. The soy milk formed by the two grindings can be directly sent to the pulping device 140 for steam-boiling the soy milk process, and the bean dregs can be discharged for centralized processing; the cooked soy milk of the pulping device 140 can be directly sent to the pulping device 150 for the pulping process by the booster pump 160. Then, the tofu liquid formed after the pulping is sent to the tofu pressing mold 280 of the second chassis 200. Through the rotatable rotating table 230 and the rotating device 240, the working area of ​​the tofu pressing mold 280 can be quickly rotated and switched, so that the position of the workbench 210 corresponds to the position of the first pressing assembly 250, the second pressing assembly 260 or the lifting and unloading assembly 270, so as to quickly pass the radial pressing and cutting process of the first pressing assembly 250 and the second pressing assembly 260, and then the lifting assembly at the vacant station is used to perform a quick unloading operation.

[0047] The utility model can automatically perform primary grinding of beans and secondary grinding of bean dregs, effectively increasing the proportion of bean slurry produced by grinding and reducing the content of bean dregs, and can directly perform slurry boiling and slurrying operations on the soy milk formed by grinding, and quickly perform tofu pressing, cutting and unloading production operations, thereby ensuring the stability and efficiency of tofu pressing processing, greatly improving the continuity of various tofu production processes, and effectively improving the efficiency of tofu production and processing.

[0048] Specifically, the first grinding device 120 includes a first grinding barrel 121, a first lower hopper 122, a first grinding assembly 123, a first pulp discharge channel 124 and a first slag discharge channel 125; the second grinding device 130 includes a second grinding barrel 131, a second lower hopper 132, a second grinding assembly 133, a second pulp discharge channel 134 and a second slag discharge channel 135;

[0049] The first lower hopper 122 can add beans to the first grinding barrel 121, and the beans are ground once by the first grinding assembly 123 to form soy milk and bean dregs. The soy milk can be sent to the pulp cooking device 140 through the first pulp discharge channel, and the bean dregs can be squeezed out to the second lower hopper 132 through the first dreg discharge channel 125;

[0050] The second lower hopper 132 can deliver the dregs to the second grinding barrel 131 , and the second grinding assembly 133 performs secondary grinding to form soy milk and dregs. The soy milk can be delivered to the pulp cooking device 140 through the second pulp discharge channel 134 , and the dregs can be discharged and collected through the second slag discharge channel 135 .

[0051] In this embodiment, the first grinding assembly 123 and the second grinding assembly 133 both include a grinding outer cylinder 180, a grinding top cover 181, a grinding upper pressure head 182, a grinding spring 183, a grinding lower pressure head 184 and a grinding motor 185; the grinding top cover 181 is arranged above the grinding outer cylinder 180, and the grinding outer cylinder 180 is provided with a plurality of pulp holes 187; a grinding spring 183 is arranged between the grinding upper pressure head 182 and the grinding top cover 181, so that the grinding upper pressure head 182 can abut against the grinding lower pressure head 184; the grinding lower pressure head 184 is installed at the output end of the grinding motor 185. Through the continuous rotation of the motor, the beans and bean dregs between the upper pressure head and the lower pressure head can be ground, and the formed soy milk can be sent to the grinding barrel through the pulp holes 187 and then discharged through the pulp discharge channel, and the bean dregs are squeezed out through the slag discharge channel after being boiled and accumulated in the grinding outer cylinder 180.

[0052] Specifically, the grinding upper press head 182 is connected to a discharge barrel 186. The discharge barrel 186 can facilitate the direct discharge of beans and bean dregs between the upper press head and the lower press head.

[0053] In this embodiment, the grinding outer cylinder 180 is an inverted cone funnel-shaped structure; the first slag discharge channel 125 or the second slag discharge channel 135 is arranged at the top of the grinding outer cylinder 180; and the grinding pressure head 184 is arranged at the bottom of the grinding outer cylinder 180. This arrangement structure can facilitate the assembly grinding process, and after the bean dregs are accumulated in the grinding outer cylinder 180, they are discharged from the first slag discharge channel 125 or the second slag discharge channel 135 at the bottom, and the soy milk can be fully discharged from the pulp hole 187 below.

[0054] In this embodiment, an air supply pipe 141 is provided at the bottom of the pulp boiling device 140, and the air supply is connected to the steam heating device 170. Boiling steam can be fed into the pulp boiling device 140 from above through the air supply pipe 141, forcing the soybean milk to roll up and down, which not only plays a heating role, but also plays a stirring role, greatly accelerating the boiling speed of the soybean milk.

[0055] In this embodiment, a filter screen 151 is disposed on the top of the pulping device 150. The filter screen 151 can effectively filter out the bean dregs or particles formed by the pulping device 140.

[0056] In this embodiment, the third slurry outlet 142 is provided at the bottom of the slurry boiling device 140; the fourth slurry outlet 152 is provided at the bottom of the slurry dotting device 150, and the fourth slurry inlet 153 is provided at the top; the third slurry outlet 142 and the fourth slurry inlet 153 are connected through a booster pump 160. The fourth slurry inlet 153 is provided with a control valve to control the feeding of soy milk raw materials. The third slurry outlet 142 and the fourth slurry outlet 152 are provided at the bottom, which can conveniently discharge the liquid in the slurry boiling device 140 and the slurry dotting device 150. The liquid in the slurry dotting device can be sent to the tofu pressing mold 280 of the rotating table 230.

[0057] In this embodiment, the first grinding device 120, the second grinding device 130, the pulping device 140 and the pulping device 150 are provided with temperature sensors, which can accurately detect the working temperature of each environment; specifically, the pulping device 140 and the pulping device 150 are provided with electric heating structures.

[0058] In this embodiment, the rotating table 230 is provided with four placement grooves 231 evenly distributed along the circumferential direction; the frame 220 includes a top beam 221; the first pressing assembly 250 and the second pressing assembly 260 are arranged at the front and rear ends of the top beam 221; and two lifting and unloading assemblies 270 are arranged, located on opposite sides of the top beam 221. The four placement grooves 231 are evenly distributed on the rotating table 230 at a 90-degree angle; the first pressing assembly 250 and the second pressing assembly 260 are arranged at the front and rear ends of the top beam 221, and the two lifting and unloading assemblies 270 are arranged on opposite sides of the cross beam, which can correspond to the radial processing of the tofu pressing mold 280 with the four placement grooves 231, and will not cause interference.

[0059] By replacing the cutter of the second pressing assembly 260 and the second pressing plate 262 with the first pressing plate 252, the tofu pressing process can be carried out at two stations at the same time, and then the tofu can be unloaded and a unified cutting process can be carried out on another device. It can be flexibly adjusted radially according to the production process.

[0060] Specifically, the bottom plate of the tofu pressing mold 280 is provided with a discharge hole 281; a discharge plate 282 is provided inside the tofu pressing mold 280; the discharge plate 282 can be laid on the bottom plate of the tofu pressing mold 280 and block the discharge hole 281; the third hydraulic cylinder 271 can move the lifting push plate 272 up and down, the lifting push plate 272 can pass through the discharge hole 281, and push the discharge plate 282 toward the top of the tofu pressing mold 280. The operation of pushing out and discharging the tofu after pressing is completed.

[0061] Furthermore, in order to ensure the drainage operation of the tofu pressing mold 280 , a plurality of drainage holes 283 are opened on the side of the tofu pressing mold 280 .

[0062] In this embodiment, in order to facilitate the drainage operation, the cutting plates 263 are vertically arranged below the second pressing plates 262 and are distributed in a grid shape.

[0063] In this embodiment, the rotating device 240 includes a rotating seat 241, a rotating assembly 242 and a rotating driving member 243; the rotating seat 241 is fixed to the workbench 210; the rotating table 230 is rotatably mounted on the rotating seat 241 through the rotating assembly 242; and the rotating driving member 243 can rotate the rotating table 230.

[0064] Specifically, the rotating assembly 242 is a gear transmission mechanism, including a gear ring disposed on the rotating platform 230, and a driving gear disposed at the output end of the rotating driving member 243; the driving gear is meshed with the gear ring. The driving gear can drive the gear ring to rotate, thereby driving the rotating platform 230 to rotate. The rotating seat 241 is provided with an avoidance hole corresponding to the lifting and unloading assembly 270.

[0065] Furthermore, a plurality of steel balls 244 are disposed between the rotating platform 230 and the rotating seat 241 to ensure smooth rotation of the rotating platform 230 and the rotating seat 241.

[0066] In this embodiment, the workbench 210 or the frame 220 is provided with an infrared detector or an image detection device for measuring the position of the rotating table 230. The rotating table 230 may be provided with a response sensor or response feature corresponding to the infrared detector or the image detection device to accurately rotate the position of the rotating table 230.

[0067] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. An automated tofu production device, characterized in that: The invention comprises a first housing (100) and a second housing (200); the first housing (100) is provided with a first grinding device (120), a second grinding device (130), a pulping device (140), a pulping device (150), a booster pump (160) and a steam heating device (170); the second housing (200) is provided with a workbench (210), a frame (220), a rotating table (230), a rotating device (240), a first pressing assembly (250), a second pressing assembly (260) and a lifting and unloading assembly (270); The first grinding device (120) can grind the beans once to form soy milk and bean dregs, the soy milk can be sent to the boiling device (140), and the bean dregs can be squeezed out to the second grinding device (130); the second grinding device (130) can grind the bean dregs twice to form soy milk and bean dregs, the soy milk can continue to be sent to the boiling device (140), and the bean dregs can be squeezed out and collected; The steam heating device (170) can form steam to heat and boil the soybean milk in the pulping device (140); after the soybean milk in the pulping device (140) is boiled, it can be sucked by the booster pump (160) and sent to the pulping device (150); the pulping device (150) can perform a pulping process on the soybean milk; The rotating table (230) is rotatably mounted on the workbench (210); the rotating table (230) is provided with a plurality of placement grooves (231) for placing tofu pressing molds (280) at intervals along the circumferential direction; the rotating device (240) can make the rotating table (230) rotatable, and the position of placing the tofu pressing mold (280) can be switched to correspond to the position of the first pressing assembly (250), the second pressing assembly (260) or the lifting and unloading assembly (270); The first pressing assembly (250) is provided with a first hydraulic cylinder (251) and a first pressing plate (252); the second pressing assembly (260) is provided with a second hydraulic cylinder (261), a second pressing plate (262) and a plurality of cutting plates (263); the lifting and unloading assembly (270) is provided with a third hydraulic cylinder (271) and a lifting and pushing plate (272); The first hydraulic cylinder (251) and the second hydraulic cylinder (261) are arranged on the frame (220) and are located above the rotating platform (230); and the third hydraulic cylinder (271) is arranged on the workbench (210) and is located below the rotating platform (230).

2. The automated tofu production equipment according to claim 1, characterized in that: The first grinding device (120) comprises a first grinding barrel (121), a first lower hopper (122), a first grinding assembly (123), a first pulp discharge channel (124) and a first slag discharge channel (125); the second grinding device (130) comprises a second grinding barrel (131), a second lower hopper (132), a second grinding assembly (133), a second pulp discharge channel (134) and a second slag discharge channel (135); The first lower hopper (122) can add beans to the first grinding barrel (121), and the beans are ground once by the first grinding assembly (123) to form soy milk and bean dregs. The soy milk can be sent to the pulp cooking device (140) through the first pulp discharge channel, and the bean dregs can be squeezed out to the second lower hopper (132) through the first dreg discharge channel (125); The second lower hopper (132) can deliver the bean dregs to the second grinding barrel (131), and the second grinding assembly (133) can perform secondary grinding to form soy milk and bean dregs. The soy milk can be delivered to the pulp cooking device (140) through the second pulp discharge channel (134), and the bean dregs can be discharged and collected through the second slag discharge channel (135).

3. The automated tofu production equipment according to claim 2, characterized in that: The first grinding assembly (123) and the second grinding assembly (133) both comprise a grinding outer cylinder (180), a grinding top cover (181), a grinding upper pressure head (182), a grinding spring (183), a grinding lower pressure head (184) and a grinding motor (185); The grinding top cover (181) is arranged above the grinding outer cylinder (180), and the grinding outer cylinder (180) is provided with a plurality of pulp holes (187); the grinding spring (183) is arranged between the grinding upper pressure head (182) and the grinding top cover (181), so that the grinding upper pressure head (182) can abut against the grinding lower pressure head (184); the grinding lower pressure head (184) is installed at the output end of the grinding motor (185).

4. The automated tofu production equipment according to claim 3, characterized in that: The grinding upper pressure head (182) is connected to a lower material barrel (186).

5. The automated tofu production equipment according to claim 3, characterized in that: The grinding outer cylinder (180) is an inverted cone funnel-shaped structure; the first slag discharge channel (125) or the second slag discharge channel (135) is arranged at the top of the grinding outer cylinder (180); and the grinding down pressure head (184) is arranged at the bottom of the grinding outer cylinder (180).

6. The automated tofu production equipment according to claim 1, characterized in that: The rotating table (230) is provided with four placement grooves (231) evenly distributed along the circumferential direction; the frame (220) includes a top beam (221); the first pressing assembly (250) and the second pressing assembly (260) are arranged at the front and rear ends of the top beam (221); and two lifting and unloading assemblies (270) are provided, which are located at opposite sides of the top beam (221).

7. The automated tofu production equipment according to claim 1, characterized in that: The bottom plate of the tofu pressing mold (280) is provided with a discharge hole (281); a discharge plate (282) is provided inside the tofu pressing mold (280); the discharge plate (282) can be laid on the bottom plate of the tofu pressing mold (280) and block the discharge hole (281); the third hydraulic cylinder (271) can move the lifting push plate (272) up and down, the lifting push plate (272) can pass through the discharge hole (281), and push the discharge plate (282) toward the top of the tofu pressing mold (280).

8. The automated tofu production equipment according to claim 7, characterized in that: A plurality of drainage holes (283) are provided on the side of the tofu pressing mold (280).

9. The automated tofu production equipment according to claim 1, characterized in that: The rotating device (240) comprises a rotating seat (241), a rotating assembly (242) and a rotating driving member (243); the rotating seat (241) is fixed to the workbench (210); the rotating table (230) is rotatably mounted on the rotating seat (241) via the rotating assembly (242); and the rotating driving member (243) can rotate the rotating table (230).

10. The automated tofu production equipment according to claim 9, characterized in that: The rotating assembly (242) is a gear transmission mechanism, comprising a gear ring arranged on the rotating platform (230), and a driving gear arranged on the output end of the rotating driving member (243); the driving gear is meshed with the gear ring.

Images