阅读说明：本技术 一种胶原蛋白肠衣制备方法 (Preparation method of collagen casing ) 是由 张琴琴 于 2019-09-26 设计创作，主要内容包括：本发明公开了一种胶原蛋白肠衣制备方法,a、材料准备：将动物皮清洗、分割；b、材料处理：分割的动物皮碱处理后,按动物皮与水重量比1∶1加入水,用蛋白酶进行酶处理,清洗后进行酸处理；c、纤维浆的制备：酸处理后的动物皮冷却至10℃以下,使用切粒、压片、斩拌、研磨方式或其组合方式切碎,碾压成片,通过高压过滤提取丝质纤维；d、胶浆制备：边搅拌边加入可食纤维素或可食纤维素衍生素、油脂乳液,控制pH值和含水量,混合搅拌均匀成胶原团；e、肠衣制备：胶原团冷冻,挤压喷出管状物,干燥,加入固化剂和增塑剂处理；f:熟化成型：肠衣在82℃下,熟化定型6小时；g:漏洞检测：利用肠衣检测装置对肠衣是否破损进行检测。(The invention discloses a preparation method of a collagen casing, which comprises the following steps: cleaning and cutting the animal skin; b. material treatment: after alkali treatment of the split animal skin, adding water according to the weight ratio of the animal skin to the water of 1: 1, carrying out enzyme treatment by using protease, and carrying out acid treatment after cleaning; c. preparation of fiber pulp: cooling the acid-treated animal skin to below 10 ℃, cutting the animal skin by using a granulating mode, a tabletting mode, a chopping mode, a grinding mode or a combination mode of the granulating mode, the tabletting mode and the chopping mode, and extracting silk fibers by high-pressure filtration; d. preparing mucilage: adding edible cellulose or derivative of edible cellulose and oil emulsion while stirring, controlling pH value and water content, mixing and stirring uniformly to obtain collagen clusters; e. preparing a sausage casing: freezing the collagen clusters, extruding and spraying out tubular objects, drying, and adding a curing agent and a plasticizer for treatment; f, curing and forming: curing and shaping the sausage casing for 6 hours at 82 ℃; g, vulnerability detection: detecting whether the sausage casing is damaged by using a sausage casing detecting device.)

1. A collagen casing preparation method is characterized in that the processing method comprises the following steps:

a. preparing materials: cleaning and cutting the animal skin;

b. material treatment: after alkali treatment of the split animal skin, adding water according to the weight ratio of the animal skin to the water of 1: 1, carrying out enzyme treatment by using protease, and carrying out acid treatment after cleaning;

c. preparation of fiber pulp: cooling the acid-treated animal skin to below 10 ℃, cutting the animal skin by using a granulating mode, a tabletting mode, a chopping mode, a grinding mode or a combination mode of the granulating mode, the tabletting mode and the chopping mode, and extracting silk fibers by high-pressure filtration;

d. preparing mucilage: adding edible cellulose or derivative of edible cellulose and oil emulsion while stirring, controlling pH value and water content, mixing and stirring uniformly to obtain collagen clusters;

e. preparing a sausage casing: freezing the collagen clusters, extruding and spraying out tubular objects, drying, and adding a curing agent and a plasticizer for treatment;

f, curing and forming: curing and shaping the sausage casing for 6 hours at 82 ℃;

g, vulnerability detection: detecting whether the sausage casing is damaged by using a sausage casing detecting device.

The sausage casing detection device in the step g comprises a machine base (1), a machine base space arranged on the upper end face of the machine base (1), a filter plate fixedly arranged on the inner wall of the machine base space, a detection device fixedly arranged on the front side of the machine base (1), a vertical plate (2) fixedly arranged on the rear side of the upper end face of the machine base space, a transmission shaft rotatably arranged on the front end face of the vertical plate (2), a motor fixedly arranged in the vertical plate (2), a disc (3) fixedly arranged on the outer surface of the transmission shaft, a long plate (4) fixedly arranged on the front end of the transmission shaft, two fixed plates (5) respectively arranged on the left side and the right side of the front end face of the long plate (4), two movable cylinders (6) respectively fixedly arranged on the upper end faces of the two fixed plates (5), rodless cylinders (7) fixedly arranged on the upper end faces of the two movable cylinders (6), a straight plate (8) fixedly arranged at the output, The air cylinder structure comprises a support rod (9) fixedly arranged on the lower end face of a straight plate (8), a first long plate (10) fixedly arranged on the lower end face of the support rod (9), second long plates (11) fixedly arranged on the front side and the rear side of the first long plate (10) respectively, two first air cylinders fixedly arranged on the end face of one end, opposite to the second long plate (11), of the second long plate (11), two pressing plates (13) fixedly arranged at the output ends of the two first air cylinders respectively, a pressing plate space arranged in the pressing plates (13), a plurality of air holes formed in the end walls, opposite to the pressing plate space, of one end respectively, a vacuum pump (700) fixedly arranged on the upper end face of the first long plate (10), an upright plate (15) fixedly arranged on the front end face of a left fixed plate (5), a second air cylinder (16) fixedly arranged on the right end face of the upright plate (15), a moving plate (17) fixedly arranged on the output end face of the second air cylinder (16), a water pipe (18, The air-permeable water pump is characterized by comprising a water pump (19) fixedly arranged on the left end face of a base (1), a water delivery hose (20) communicated between a water pipe (18) and the water pump (19), semi-cylindrical grooves respectively arranged on the end faces of the opposite ends of two pressing plates (13), a first support plate (21) fixedly arranged on the front end face of a fixing plate (5) on the right side, a second support plate (22) fixedly arranged on the front end face of the fixing plate (5) on the right side, a third air cylinder fixedly arranged on the lower end face of the second support plate (22), a third support plate (24) fixedly arranged at the output end of the third air cylinder, and a cutting device arranged on the front side of a disc (3), wherein air holes are communicated with the outside, and two air delivery hoses are communicated between a vacuum pump and two; the method for detecting the casing by using the casing detection device comprises the following steps that one end of a protein casing to be detected is placed between two pressing plates (13), two first air cylinders are started to clamp the protein casing between the two pressing plates (13), a third air cylinder is started to clamp the other end of the protein casing placed between a first support plate and a third support plate, a motor is started to rotate a disc (3) to rotate the protein casing to a vertical direction, a vacuum pump is started, the two first air cylinders are started to pull the two pressing plates (13) apart again, a second air cylinder (16) is started, a water pipe (18) is inserted into the protein casing, a water pump (19) is started to fill water into the protein casing, the detection device is used for detecting whether the casing leaks water, and the cutting device is used for cutting the casing which leaks water; the grinding operation is to put the milled semi-finished product into a grinder for grinding for 1h and then take out; the stirring operation is to put edible cellulose or derivative of edible cellulose and oil emulsion into a stirrer for stirring, and take out after stirring for 1 h; the freezing temperature of the protein casing is 5-15 ℃; the detection device comprises an adjusting rodless cylinder (324) fixedly arranged on the front end surface of the base (1), an adjusting cylinder (25) fixedly arranged at the output end of the adjusting rodless cylinder (324), a third support plate (26) fixedly arranged at the output end of the adjusting cylinder (25), a first detection device (335) fixedly arranged at the output end of the third support plate (26), and two second detection devices (327) respectively hinged to the left side and the right side of the first detection device (335);

the steps of detecting the protein sausage casing by using the detection device are as follows: the adjusting cylinder is started to drive the first detection device and the two second detection devices to be close to the long plate (4), the two second detection devices are closed under the close contact of the two second detection devices and the long plate (4), so that the sausage casing can be surrounded, the adjusting rodless cylinder (324) is started to drive the first detection device and the two second detection devices to move downwards, and when the sausage casing is provided with the leakage hole, water can be sprayed out from the leakage hole.

2. A method of preparing a collagen casing according to claim 1 wherein: the left cutting assembly comprises a first top plate (31) fixedly arranged on the front end surface of a fifth support plate (30), two second top plates (32) fixedly arranged on the front end surface and the rear end surface of the first top plate (31) respectively, two fifth air cylinders (33) fixedly arranged on the output ends of the two second top plates (32) respectively, a first fixed shell (34) fixedly arranged on the output end of the fifth air cylinder (33) on the front end surface of the second top plate (32) at the front end, a first fixed space arranged on the rear end surface of the first fixed shell (34), supporting blocks (35) which can be respectively arranged on the left side and the right side in the first fixed space in a back-and-forth manner, a moving spring fixedly arranged between the rear end of the supporting blocks (35) and the rear end surface of the first fixed space, a static blade (506) arranged in the first fixed space in a back-and-forth manner, a rolling shaft fixedly arranged on the left end surface, An extension spring fixedly arranged at the rear end of the static blade (506) and the rear end wall of the first fixed space, a second fixed shell (607) fixedly arranged at the rear end of the second top plate (32) at the rear end of the second fixed shell (607), a second fixed space arranged at the rear end surface of the second fixed shell (607), two first expansion plates (36) arranged at the left and right sides in the second fixed space in a back-and-forth moving mode, a second expansion plate (37) fixedly arranged at the lower end of the first expansion plate (36) at the left side, an inclined plate (38) fixedly arranged at the right end surface of the second expansion plate (37), a trapezoidal groove arranged at the front end wall of the second fixed space, a moving block (39) arranged at the rear side of the trapezoidal groove in a back-and-up moving mode, a trapezoidal block fixedly arranged at the front end surface of the moving block (39) and positioned in the trapezoidal groove, and a telescopic shell fixedly arranged at the rear end, The cutting device comprises a telescopic space arranged on the rear end face of a telescopic shell, a third telescopic plate (41) which can be arranged in the telescopic space in a front-and-back moving mode, an adjusting spring fixedly arranged between the front end of the third telescopic plate (41) and the rear end wall of the telescopic space, a rotating shaft rotatably arranged at the left end of the third telescopic plate (41), a movable blade (708) fixedly arranged at the left end of the rotating shaft, and a movable groove arranged on the movable blade (708), wherein the left cutting assembly and the right cutting assembly are arranged in a left-and-right symmetrical mode; the method for cutting the protein casing by using the cutting assembly comprises the following steps: after water on the leak holes is sprayed to the first detection device and the second detection device, the motor is started again to rotate the protein casing to the horizontal direction, the two fifth cylinders (33) are started, the supporting block (35) and the first expansion plate (36) are mutually extruded to enable water at the extruded part to flow towards two sides, the protein casing is continuously extruded, the first expansion plate (36) and the supporting block (35) respectively enter the first fixed space and the second fixed space, the movable blade (708) and the static blade are in contact with one part clamped on the casing, the continuous extrusion is carried out, the rolling shaft enters the movable groove, the inclined plate (38) moves forwards, the inclined plate (38) drives the movable block (39) to move upwards, and the movable block (39) drives the movable blade (708) to rotate to be attached to the static blade, so that the clamped casing can be cut.

Technical Field

The invention belongs to the field of preparation methods of edible animal collagen casings, and particularly relates to a preparation method of a collagen casing.

Background

The edible animal collagen casing is commercially produced abroad and is generally applied to meat processing for decades, and the production modes of the edible animal collagen casing can be divided into a dry production mode and a wet production mode according to the degradation degree and the homogenization degree of animal skin collagen fibers, the moisture content before collagen forming, the treatment process after forming and the casing use performance, but the existing preparation method of the edible animal collagen casing needs manual detection to detect whether a leak exists after the preparation is finished, so that the working efficiency is lower, and the labor cost is higher.

Disclosure of Invention

The invention provides a preparation method of edible animal collagen casing, which can automatically detect whether a leak exists or not and does not need manual detection in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a collagen casing preparation method is characterized by comprising the following steps:

a. preparing materials: cleaning and cutting the animal skin;

b. material treatment: alkali treating the split animal skin, and then, according to the weight ratio of the animal skin to water

Adding water at a ratio of 1: 1, performing enzyme treatment by using protease, and performing acid treatment after cleaning;

c. preparation of fiber pulp: cooling the acid-treated animal skin to below 10 ℃, cutting the animal skin by using a granulating mode, a tabletting mode, a chopping mode, a grinding mode or a combination mode of the granulating mode, the tabletting mode and the chopping mode, and extracting silk fibers by high-pressure filtration;

d. preparing mucilage: adding edible cellulose or derivative of edible cellulose and oil emulsion while stirring, controlling pH value and water content, mixing and stirring uniformly to obtain collagen clusters;

e. preparing a sausage casing: freezing the collagen clusters, extruding and spraying out tubular objects, drying, and adding a curing agent and a plasticizer for treatment;

f, curing and forming: curing and shaping the sausage casing for 6 hours at 82 ℃;

g, vulnerability detection: detecting whether the sausage casing is damaged by using a sausage casing detecting device.

The sausage casing detecting device in the step g comprises a machine base, a machine base space arranged on the upper end surface of the machine base, a filter plate fixedly arranged on the inner wall of the machine base space, a detecting device fixedly arranged on the front side of the machine base, a vertical plate fixedly arranged on the rear side of the upper end surface of the machine base space, a transmission shaft rotatably arranged on the front end surface of the vertical plate, a motor fixedly arranged in the vertical plate, a disc fixedly arranged on the outer surface of the transmission shaft, a long plate fixedly arranged on the front end of the transmission shaft, two fixed plates respectively arranged on the left side and the right side of the front end surface of the long plate, two movable cylinders respectively fixedly arranged on the upper end surfaces of the two fixed plates, a rodless cylinder fixedly arranged on the upper end surfaces of the two movable cylinders, a straight plate fixedly arranged on the output end of the rodless cylinder, a support rod fixedly arranged on the lower end surface of the straight plate, a first long plate fixedly arranged on the, Two first cylinders respectively fixedly arranged on the end surfaces of the opposite ends of the second long plate, two pressure plates respectively fixedly arranged on the output ends of the two first cylinders, a pressure plate space arranged in the pressure plates, a plurality of air holes respectively arranged on the end walls of the opposite ends of the pressure plate space, a vacuum pump fixedly arranged on the upper end surface of the first long plate, an upright plate fixedly arranged on the front end surface of the left fixed plate, a second cylinder fixedly arranged on the right end surface of the upright plate, a moving plate fixedly arranged on the output end of the second cylinder, a water pipe fixedly arranged on the right end surface of the moving plate, a water pump fixedly arranged on the left end surface of the stand, a water conveying hose communicated between the water pipe and the water pump, semi-cylindrical grooves respectively arranged on the end surfaces of the opposite ends of the two pressure plates, a first support plate fixedly arranged on the front end surface of the right fixed plate, a second support plate fixedly arranged on the front end surface of the right side, and a third cylinder fixedly arranged on the lower end, The cutting device is fixedly arranged on the front side of the disc, the air holes are communicated with the outside, and two air transmission hoses are communicated between the vacuum pump and the two pressure plate spaces.

The method for detecting the casing by using the casing detection device comprises the following steps of placing one end of a protein casing to be detected between two pressing plates, starting two first cylinders to clamp the protein casing between the two pressing plates, starting a third cylinder to clamp the other end of the protein casing placed between a first support plate and a third support plate, starting a motor to rotate a disc, rotating the protein casing to a vertical direction, starting a vacuum pump, starting the two first cylinders to pull the two pressing plates apart again, starting a second cylinder, inserting a water pipe into the protein casing, starting a water pump to fill water into the protein casing, detecting whether the casing leaks by using the detection device, and cutting off the leaked casing by using a cutting device.

And the grinding operation is to put the milled semi-finished product into a grinder for grinding for 1h and then take out.

The stirring operation is to put edible cellulose or derivative of edible cellulose and oil emulsion into a stirrer for stirring, and take out after stirring for 1 h.

The freezing temperature of the protein casing is 5-15 ℃.

The detection device comprises an adjusting rodless cylinder fixedly arranged on the front end surface of the base, an adjusting cylinder fixedly arranged at the output end of the adjusting rodless cylinder, a third support plate fixedly arranged at the output end of the adjusting cylinder, a first detection device fixedly arranged at the output end of the third support plate, and two second detection devices respectively hinged to the left side and the right side of the first detection device;

the steps of detecting the protein sausage casing by using the detection device are as follows: the adjusting cylinder is started to drive the first detection device and the two second detection devices to be close to the long plate, the two second detection devices are closed under the close contact of the two second detection devices and the long plate, so that the sausage casing can be surrounded, the adjusting rodless cylinder is started to drive the first detection device and the two second detection devices to move downwards, and when the sausage casing is provided with the leakage holes, water can be sprayed out from the leakage holes.

The left cutting assembly comprises a first top plate fixedly arranged on the front end surface of a fifth support plate, two second top plates fixedly arranged on the front end surface and the rear end surface of the first top plate respectively, two fifth cylinders fixedly arranged on the output ends of the two second top plates respectively, a first fixed shell fixedly arranged on the output end of the fifth cylinder on the front end surface of the second top plate at the front end, a first fixed space arranged on the rear end surface of the first fixed shell, supporting blocks which can be arranged on the left side and the right side in the first fixed space in a back-and-forth manner respectively, a movable spring fixedly arranged between the rear end of the supporting block and the rear end surface of the first fixed space, a static blade arranged in the first fixed space in a back-and-forth manner, a rolling shaft fixedly arranged on the left end surface of the static blade, an extension spring fixedly arranged on the rear end of the static blade and the rear end wall of the first fixed space, and a second fixed shell fixedly arranged on the output end of the fifth cylinder on, A second fixed space arranged on the rear end face of the second fixed shell, two first expansion plates arranged on the left side and the right side in the second fixed space in a manner of moving back and forth, a second expansion plate fixedly arranged at the lower end of the first expansion plate on the left side, an inclined plate fixedly arranged on the right end face of the second expansion plate, a dovetail groove arranged on the front end wall of the second fixed space, a moving block arranged on the rear side of the dovetail groove in a manner of moving back and forth, a dovetail block fixedly arranged on the front end face of the moving block and positioned in the dovetail groove, an expansion shell fixedly arranged on the rear end face of the second fixed shell, an expansion space arranged on the rear end face of the expansion shell, a third expansion plate arranged in the expansion space in a manner of moving back and forth, an adjusting spring fixedly arranged between the front end of the third expansion plate and the rear end wall of the expansion space, a rotating shaft rotatably arranged at the left end of the third expansion plate, and a movable knife, The movable groove is arranged on the movable blade point, and the left cutting assembly and the right cutting assembly are arranged in a bilateral symmetry mode.

The method for cutting the protein casing by using the cutting assembly comprises the following steps: after water on the leak hole is sprayed to the first detection device and the second detection device, the motor is started again to rotate the protein casing to the horizontal direction, the two fifth cylinders are started, the supporting block and the first expansion plate are mutually extruded to enable water at the extrusion part to flow to two sides, the protein casing is continuously extruded, the first expansion plate and the supporting block respectively enter the first fixed space and the second fixed space, the movable blade and the static blade are enabled to be in contact with one part of the casing which is clamped tightly, the extrusion is continuously carried out, the rolling shaft can enter the movable groove, the inclined plate is enabled to move forwards, the inclined plate drives the moving block to move upwards, and the moving block drives the movable blade to rotate and be attached to the static blade, so that the casing which is clamped tightly can be cut off.

In summary, the invention has the following advantages: the method is convenient to implement, and can automatically detect the damage of the sausage casing and remove the damaged sausage casing, thereby improving the working efficiency.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken at B-B of FIG. 2;

figure 5 is a front view of the invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1 to 5, in order to achieve the above purpose, the present invention adopts the following technical solutions: an edible animal collagen casing leak detection device comprises a machine base 1, a machine base space arranged on the upper end surface of the machine base 1, a filter plate fixedly arranged on the inner wall of the machine base space, a detection device fixedly arranged on the front side of the machine base 1, a vertical plate 2 fixedly arranged on the rear side of the upper end surface of the machine base space, a transmission shaft rotatably arranged on the front end surface of the vertical plate 2, a motor fixedly arranged in the vertical plate 2, a disc 3 fixedly arranged on the outer surface of the transmission shaft, a long plate 4 fixedly arranged on the front end of the transmission shaft, two fixed plates 5 respectively arranged on the left side and the right side of the front end surface of the long plate 4, two movable cylinders 6 respectively fixedly arranged on the upper end surfaces of the two fixed plates 5, a rodless cylinder 7 fixedly arranged on the upper end surfaces of the two movable cylinders 6, a straight plate 8 fixedly arranged on the output end of the rodless cylinder 7, a supporting rod 9 fixedly arranged on the lower end surface of the straight plate, A second long plate 11 fixedly arranged at the front and rear sides of the first long plate 10, two first air cylinders fixedly arranged at the opposite end surfaces of the second long plate 11, two pressure plates 13 fixedly arranged at the output ends of the two first air cylinders, a pressure plate space arranged in the pressure plate 13, a plurality of air holes arranged at the opposite end walls of the pressure plate space, a vacuum pump 700 fixedly arranged at the upper end surface of the first long plate 10, a vertical plate 15 fixedly arranged at the front end surface of the left fixed plate 5, a second air cylinder 16 fixedly arranged at the right end surface of the vertical plate 15, a moving plate 17 fixedly arranged at the output end of the second air cylinder 16, a water pipe 18 fixedly arranged at the right end surface of the moving plate 17, a water pump 19 fixedly arranged at the left end surface of the stand 1, a water hose 20 communicated between the water pipe 18 and the water pump 19, and semi-cylindrical grooves respectively arranged at the opposite end surfaces of the two pressure plates 13, The air-permeable cutting device comprises a first support plate 21 fixedly arranged on the front end face of a fixed plate 5 on the right side, a second support plate 22 fixedly arranged on the front end face of the fixed plate 5 on the right side, a third air cylinder fixedly arranged on the lower end face of the second support plate 22, a third support plate 24 fixedly arranged at the output end of the third air cylinder, and a cutting device arranged on the front side of the disc 3, wherein air vents are communicated with the outside, and two air conveying hoses are communicated between the vacuum pump and two pressure plate spaces.

The detection device comprises an adjusting rodless cylinder 324 fixedly arranged on the front end surface of the base 1, an adjusting cylinder 25 fixedly arranged at the output end of the adjusting rodless cylinder 324, a third support plate 26 fixedly arranged at the output end of the adjusting cylinder 25, a first detection device 335 fixedly arranged at the output end of the third support plate 26, and two second detection devices 327 respectively hinged to the left side and the right side of the first detection device 335; one end of a protein casing to be detected is placed between two pressing plates 13, two first air cylinders are started to clamp the protein casing between the two pressing plates 13, a third air cylinder is started to clamp the other end of the protein casing placed between a first support plate and a third support plate, a motor is started to rotate a disc 3 to rotate the protein casing to the vertical direction, a vacuum pump is started, the two first air cylinders are started to pull the two pressing plates 13 open again, a second air cylinder 16 is started, a water pipe 18 is inserted into the protein casing, a water pump 19 is started to fill water into the protein casing, an adjusting air cylinder is started to drive a first detection device and two second detection devices to be close to a long plate 4, the two second detection devices are closed under the tight fit of the two second detection devices and the long plate 4, so that the casing can be surrounded, a rodless air cylinder 324 is regulated to be started to drive the first detection device and the two second detection devices to move downwards, when the sausage casing has the leakage holes, water can be sprayed out of the leakage holes.

The cutting device comprises a fourth support plate 27 fixedly arranged on the front end face of the disc 3, two fourth cylinders 28 fixedly arranged on the left side and the right side of the upper end face of the fourth support plate 27 respectively, sliding rodless cylinders 29 fixedly arranged at the output ends of the two fourth cylinders 28, a fifth support plate 30 fixedly arranged on the output end of the sliding rodless cylinder 29 respectively, and two cutting assemblies fixedly arranged on the left side and the right side of the upper end face of the fifth support plate 30.

The left cutting assembly comprises a first top plate 31 fixedly arranged on the front end surface of the fifth support plate 30, two second top plates 32 fixedly arranged on the front end surface and the rear end surface of the first top plate 31 respectively, two fifth air cylinders 33 fixedly arranged on the output ends of the two second top plates 32 respectively, a first fixed shell 34 fixedly arranged on the output ends of the fifth air cylinders 33 on the front end surface of the second top plate 32 on the front end, a first fixed space arranged on the rear end surface of the first fixed shell 34, supporting blocks 35 arranged on the left side and the right side in the first fixed space in a back-and-forth movement mode, a movable spring fixedly arranged between the rear ends of the supporting blocks 35 and the rear end surface of the first fixed space, a static blade 506 arranged in the first fixed space in a back-and-forth movement mode, a rolling shaft fixedly arranged on the left end surface of the static blade 506, and a tension spring fixedly arranged on the rear end of the static blade 506 and the rear end wall, A second fixed housing 607 fixed to the rear end face of the second top plate 32 at the rear end, a second fixed space provided on the rear end face of the second fixed housing 607, two first expansion plates 36 provided on the left and right sides in the second fixed space so as to be movable forward and backward, a second expansion plate 37 fixed to the lower end of the first expansion plate 36 on the left side, a slant plate 38 fixed to the right end face of the second expansion plate 37, a trapezoidal groove provided on the front end face of the second fixed space, a moving block 39 provided on the rear side of the trapezoidal groove so as to be movable upward and downward, a trapezoidal block fixed to the front end face of the moving block 39 and located in the trapezoidal groove, an expansion housing fixed to the rear end face of the second fixed housing, an expansion space provided on the rear end face of the expansion housing, a third expansion plate 41 provided in the expansion space so as to be movable forward and backward, an adjustment spring fixed between the front end of the third expansion plate 41 and the rear end face of the expansion space, and a spring, A rotating shaft rotatably arranged at the left end of the third telescopic plate 41, a movable blade 708 fixedly arranged at the left end of the rotating shaft, and a movable groove arranged on the movable blade 708, wherein the left cutting assembly and the right cutting assembly are arranged in a left-right symmetrical manner; when water on the leak hole is sprayed to the first detection device and the second detection device, the motor is started again to rotate the protein casing to the horizontal direction, the two fifth cylinders 33 are started, the supporting block 35 and the first expansion plate 36 are mutually extruded to enable water at the extruded part to flow towards two sides, the protein casing is continuously extruded, the first expansion plate 36 and the supporting block 35 respectively enter the first fixed space and the second fixed space, the movable blade 708 and the static blade are in contact with the part, clamped on the casing, and are continuously extruded, so that the rolling shaft enters the movable groove, the inclined plate 38 moves forwards, the inclined plate 38 drives the moving block 39 to move upwards, and the moving block 39 drives the movable blade 708 to rotate to be jointed with the static blade, so that the clamped casing can be cut; the casing is clamped and cut off, so that the situation that the position of the casing filled with water deviates during cutting, and the damaged position cannot be accurately cut off can be avoided; the casing can be separated from water through the filter plate, so that water can be continuously recycled.

A material receiving box 863 is fixedly arranged on the upper end surface of the fifth support plate 30, and a material receiving space and a liquid outlet hole arranged on the front end wall of the material receiving space are formed in the upper end surface of the material receiving box 863; after the damaged casing is cut off, the two moving cylinders are started to drive the two pressing plates 13 to move upwards, the rodless cylinder 7 is started to drive the two pressing plates 13 to move rightwards to the right side of the cutting device to clamp the casing, the cutting device is loosened, the cut damaged casing can fall into the material receiving box 863, and the undamaged part of the casing falls into the machine base space, so that the casing with damaged oil and the casing without damaged oil can be automatically classified, confusion is avoided, water entering the material receiving box can be discharged from the liquid outlet hole by setting the lower end wall of the material receiving space to be an inclined surface, the situation that the casing floats in the material receiving space and falls into the machine base space to mix the damaged casing and the casing without damaged casing together and cannot be distinguished is avoided, and the equipment is more humanized; the device that cuts through pressing from both sides earlier can also can not cut when the device of tailorring can't press from both sides tight to avoided the casing to cut before not pressing from both sides the size that leads to the shearing and led to the fact the waste by mistake or not cut damaged partial casing completely.

The first detection device and the second detection device are both water leakage detection devices, and are prior art, so the details are not repeated.

The working principle is as follows: one end of a protein casing to be detected is placed between two pressing plates 13, two first air cylinders are started to clamp the protein casing between the two pressing plates 13, a third air cylinder is started to clamp the other end of the protein casing placed between a first support plate and a third support plate, a motor is started to rotate a disc 3, the protein casing is rotated to the vertical direction, a vacuum pump is started, the two first air cylinders are started to pull the two pressing plates 13 apart again, a second air cylinder 16 is started, a water pipe 18 is inserted into the protein casing, a water pump 19 is started to fill water into the protein casing, a detection device is used for detecting whether the casing leaks water, and a cutting device is used for cutting off the casing with the water leakage.