Automatic tearing and loosening device for premix

Abstract

The utility model provides an automatic tearing device for premix, which belongs to the technical field of intelligent manufacturing of composite materials and is characterized in that a lifting hopper device is fixedly connected with a tearing machine base, a feeding hopper is mounted above a feeding roller, and the feeding roller is positioned on the right sides of a small tearing roller, a large tearing roller I and a large tearing roller II; the feeding roller is a small tearing roller, a large tearing roller I and a large tearing roller II quantitatively convey the lump materials, and the feeding roller rotates to roll up the lump materials downwards to convey the lump materials along the feeding plate; the tearing and loosening roller power device is connected with the feeding roller, the small tearing and loosening roller, the large tearing and loosening roller I and the large tearing and loosening roller II, the large tearing and loosening roller I and the large tearing and loosening roller II are located on the left side of the small tearing and loosening roller and are sequentially arranged, secondary tearing and loosening of lump materials can be achieved, the material uniformizing platform is located below the tearing and loosening device and installed on the tearing and loosening machine base, and the visual system is installed at a premix discharging port. According to the automatic feeding device, automatic feeding of premixed material balls can be achieved, the torn premixed materials are automatically and evenly placed on the tray, the placing position of the premixed materials on the tray can be controlled, automatic cleaning of the tearing rollers is achieved, and the automation degree is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of composite material intelligent manufacturing technology, especially relates to a premix automatic tearing device. BACKGROUND

[0002] Premix is an important intermediate material in composite material production, and is widely used in spacecraft parts such as aircraft, rockets and satellites. In order to obtain uniform and disordered fiber premix, the lumpy material after mixing of fiber and resin needs to be torn open.

[0003] At present, the tearing machine usually adopts a secondary tearing mechanism composed of three tearing rollers, and the tearing effect is greatly improved. The disadvantages of the equipment are that manual work is required, the lumpy material feeding, the premix placing on the tray after tearing, and the cleaning of the tearing roller all need to be completed manually, and the degree of automation is low. UTILITY MODEL CONTENT

[0004] In order to solve the problem of the existing technology that the tearing device needs more manual work, the lumpy material feeding, the premix placing on the tray after tearing, and the cleaning of the tearing roller all need to be completed manually, and the degree of automation is low, the utility model provides a premix automatic tearing device, which can realize automatic feeding of premix lumpy material, automatic and uniform placing of the premix after tearing on the tray, can control the placing position of the premix on the tray, can realize automatic cleaning of the tearing roller, and has high degree of automation. The technical scheme is as follows:

[0005] In the first aspect, a premix automatic tearing device is provided, characterized in that it comprises a lifting hopper device, a feeding hopper 2, a tearing roller power device, a feeding roller 4, a small tearing roller 5, a large tearing roller I 6, a large tearing roller II 7, a material uniformizing platform, a visual system 9 and a tearing machine base 10,

[0006] The lifting hopper device is fixedly connected with the tearing machine base 10, the feeding hopper 2 is installed above the feeding roller 4, the feeding roller 4 is located at the right side of the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, the feeding roller 4 quantitatively feeds the lumpy material to the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, and the feeding roller 4 rotates to roll the lumpy material downward along the feeding plate; the tearing roller power device is connected with the feeding roller 4, the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, the large tearing roller I 6 and the large tearing roller II 7 are arranged in sequence at the left side of the small tearing roller 5, which can realize secondary tearing of the lumpy material, and the tearing effect is better; the material uniformizing platform is located below the tearing device and is installed on the tearing machine base 10; and the visual system 9 is installed at the premix discharge port.

[0007] In an implementation, the lifting hopper device comprises a lifting hopper 11, a lifting chain 12 and a lifting motor 13. The lifting hopper 11 is installed on the lifting chain 12, the lifting chain 12 is a chain conveying device, the lower end of which is fixed to the ground, and the upper end is fixed to the base 10 of the loosening machine. The lifting hopper 11 can move between the discharge ports on the lifting chain 12 to realize automatic transmission of the kneaded material to the feeding hopper 2 of the loosening machine. The lifting motor 13 is installed below the lifting chain 12 to provide power for the lifting chain 12.

[0008] In an implementation, the lifting hopper 11 is made of stainless steel to prevent the material from sticking to the inner wall of the hopper. The volume of the hopper is the same as that of the kneader.

[0009] In an implementation, the feeding hopper 2 is trumpet-shaped and made of stainless steel, which is not easy to stick to the material and is easy to clean.

[0010] In an implementation, the loosening roller power device comprises a loosening roller servo motor 31, a loosening roller synchronous belt 32 and a loosening roller rotating shaft 33. The loosening roller servo motor 31 is installed on the base of the loosening roller power device to provide power for the loosening roller. By adjusting the loosening speed, the production requirements of different materials can be met. The loosening roller rotating shaft 33 is installed on the loosening roller servo motor 31. The loosening roller synchronous belt 32 connects the loosening roller rotating shaft 33, the feeding roller 4, the small loosening roller 5, the large loosening roller I 6 and the large loosening roller II 7. The loosening roller servo motor 31 provides power to realize synchronous linkage of the loosening rollers.

[0011] In an implementation, the small loosening roller 5 comprises small loosening roller tines 51, small loosening roller telescopic devices 52 and small loosening roller cylinders 53. The small loosening roller tines 51 are uniformly arranged along the circumference of the small loosening roller cylinder 53 and are staggered along the axial direction. The small loosening roller telescopic devices 52 are installed in the small loosening roller cylinder 53. The small loosening roller tines 51 can be retracted into the small loosening roller cylinder 53 through the small loosening roller telescopic devices 52 to clean the premixed material stuck to the small loosening roller tines 51, facilitating cleaning of the small loosening roller tines 51. The specific structure of the small loosening roller telescopic devices 52 can refer to related technologies.

[0012] In an implementation, the large loosening roller I 6 and the large loosening roller II 7 each comprise large loosening roller tines 61, large loosening roller tine telescopic devices 62 and large loosening roller cylinder bodies 63. The large loosening roller tines 61 are uniformly arranged along the large loosening roller cylinder body 63. The large loosening roller tine telescopic devices 62 are installed in the large loosening roller cylinder body 63. The large loosening roller tines 61 can be retracted into the large loosening roller cylinder body 63 through the large loosening roller tine telescopic devices 62 to clean the premixed material stuck to the large loosening roller tines 61, facilitating cleaning of the large loosening roller tines 61. The specific structure of the large loosening roller tine telescopic devices 62 can refer to related technologies.

[0013] In an implementation, the uniform material platform comprises a tray stereoscopic warehouse 81, a uniform distribution platform 82, a conveying line deceleration motor 83 and a tray 84; the tray stereoscopic warehouse 81 is installed below the uniform material platform and can store 10 trays; the tray 84 is located in the tray stereoscopic warehouse 81 and is automatically transferred to the discharge port through the conveying line; the tray 84 can be placed into the stereoscopic warehouse by manual operation; the size of the tray 84 can be designed according to the size of the oven; the uniform distribution platform 82 is located at the conveying terminal of the tray 84; the tray 84 is conveyed to the uniform distribution platform 82 through the conveying line; the conveying line deceleration motor 83 for providing power for the uniform distribution platform 82 is located on the right side of the uniform distribution platform 82; the pre-mixed material is automatically and uniformly arranged on the tray through the forward and backward movement of the conveying line and the left and right movement of the discharge port of the loosening machine.

[0014] In an implementation, the loosening machine base 10 comprises a front moving module 101, a rear moving module 102, a loosening machine left and right moving platform 103 and a rack; the front moving module 101 and the rear moving module 102 are fixed on the rack and are respectively located on the front and rear sides of the loosening mechanism; the loosening machine left and right moving platform 103 is installed on the front moving module 101 and the rear moving module 102; the loosening mechanism is located on the loosening machine left and right moving platform 103; the feeding roller 4, the small loosening roller 5, the large loosening roller I 6, the large loosening roller II 7 and the uniform material platform are located on the loosening mechanism and are moved left and right through the moving module, so that the loosening mechanism moves left and right and the pre-mixed material is uniformly scattered on the tray 84.

[0015] In an implementation, the visual system 9 comprises a visual camera and a fixed support; the fixed support is installed at the pre-mixed material discharge port; the visual camera is located on the fixed support; the visual camera is electrically connected with the upper computer; the upper computer is electrically connected with the loosening machine left and right moving platform 103.

[0016] The visual system photographs the arrangement of the pre-mixed material on the tray and uploads the photograph to the upper computer; the upper computer analyzes the arrangement of the pre-mixed material on the tray 84 through an algorithm and controls the movement of the loosening machine left and right moving platform 103, so as to control the loosening mechanism on the loosening machine left and right moving platform 103 and control the discharge direction of the loosening mechanism.

[0017] The utility model has at least the following beneficial effects:

[0018] 1. An automatic feeding scheme is proposed for pre-mixed material feeding, which realizes automatic feeding of kneaded material into the feeding hopper, reduces the operation intensity of personnel and improves the production efficiency;

[0019] 2. A fully-enclosed narrow-type loosening machine is proposed for the loosening efficiency of the loosening machine, a servo motor controls a synchronous belt drive, realizes rapid loosening of the pre-mixed material and improves the loosening efficiency;

[0020] 3. A visual recognition + uniform distribution device scheme is proposed for the receiving and tray placing of premix after tearing, through visual recognition technology, the uniform distribution device is controlled to move, the tray is uniformly received, and the problem of poor premix quality uniformity caused by human factors is reduced;

[0021] 4. A comb tooth retraction scheme is proposed for the difficulty of cleaning the tearing roller, the tearing combs are retracted into the roller through a mechanical device, the premix remaining on the combs is automatically cleaned, the cleaning difficulty of the tearing roller is reduced, and the existence of impurities in the new production premix is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic view of a premix automatic tearing device of the utility model.

[0023] Figure 2 is a structural plan view of a premix automatic tearing device of the utility model.

[0024] Figure 3 is a tearing roller structural schematic view of the utility model.

[0025] Figure 4 is a premix airing tray schematic view of the utility model.

[0026] Among them, 2-feeding hopper, 4-feeding roller, 5-small tearing roller, 6-large tearing roller I, 7-large tearing roller II, 9-vision system, 10-tearing machine base, 11-lifting hopper, 12-lifting chain, 13-lifting motor, 31-tearing roller servo motor, 32-tearing roller synchronous belt, 33-tearing roller rotating shaft, 51-small tearing roller comb, 52-small tearing roller telescopic device, 53-small tearing roller roller, 61-large tearing roller comb, 62-large tearing roller comb telescopic device, 63-large tearing roller barrel, 81-tray three-dimensional warehouse, 82-uniform distribution platform, 83-conveying line speed reducer motor, 84-tray, 101-front moving module, 102-back moving module, 103-tearing machine left and right moving platform. DETAILED DESCRIPTION

[0027] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0028] The features and illustrative embodiments of each aspect of the present application will be described below in detail. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can be practiced without some or all of these specific details. The description of the embodiments is merely provided to give a better understanding of the present application by showing examples of the present application. The present application is in no way limited to any particular set of details disclosed below, but covers any modifications, substitutions, and refinements of structure, method, device, which fall within the spirit of the present application. In the drawings and the following description, well-known structures and techniques are not shown in order to avoid unnecessary obscurity of the present application.

[0029] It should be noted that the features of the embodiments of the present application and the embodiments can be combined with each other without conflict, and each embodiment can be mutually referenced and quoted. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0030] The present application provides a premix automatic tearing device, please see Figure 1 and Figure 2 , including lifting hopper device, feeding hopper 2, tearing roller power device, feeding roller 4, small tearing roller 5, large tearing roller I 6, large tearing roller II 7, uniform material platform, vision system 9 and tearing machine base 10,

[0031] The lifting hopper device is fixedly connected with the tearing machine base 10, and the lifting hopper device is located between the kneader and the tearing machine and moves the feeding through the lifting track.

[0032] The feeding hopper 2 is installed above the feeding roller 4 and stores the premix.

[0033] The feeding roller 4 is located below the feeding port and conveys the premix to the tearing roller, the feeding roller 4 is located at the right side of the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, the feeding roller 4 quantitatively conveys the material to the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, the feeding roller 4 rotates and rolls the material downward along the feeding plate; the tearing roller power device is connected with the feeding roller 4, the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7, the large tearing roller I 6 and the large tearing roller II 7 are located at the left side of the small tearing roller 5 and are arranged in sequence, which can realize secondary tearing of the material, the tearing effect is better, the uniform material platform is located below the tearing device and is installed on the tearing machine base 10, and the vision system 9 is installed at the premix discharge port.

[0034] In an embodiment, the lifting hopper device includes a lifting hopper 11, a lifting chain 12 and a lifting motor 13.

[0035] The lifting hopper 11 is installed on the lifting chain 12, the lifting chain 12 is a chain conveying device, the lower end is fixed to the ground, and the upper end is fixed to the base 10 of the tearing machine. The lifting hopper 11 can move between the lifting chain 12 and the discharge port to realize automatic transmission of the kneaded material to the feeding hopper 2 of the tearing machine. The lifting motor 13 is installed below the lifting chain 12 to provide power for the lifting chain 12.

[0036] In an embodiment, in order to prevent the material from adhering to the inner wall of the hopper, the lifting hopper 11 can be made of stainless steel. The volume of the bucket is the same as that of the kneader.

[0037] In an embodiment, the feeding hopper 2 is trumpet-shaped and made of stainless steel, which makes the hopper not easy to stick to the material and easy to clean.

[0038] In an embodiment, the tearing roller power device includes a tearing roller servo motor 31, a tearing roller synchronous belt 32, and a tearing roller rotating shaft 33.

[0039] The tearing roller servo motor 31 is installed on the base of the tearing roller power device to provide power for the tearing roller and meet the production needs of different materials by adjusting the tearing speed. The tearing roller rotating shaft 33 is installed on the tearing roller servo motor 31, the tearing roller synchronous belt 32 connects the tearing roller rotating shaft 33, the feeding roller 4, the small tearing roller 5, the large tearing roller I 6, and the large tearing roller II 7, and the tearing roller servo motor 31 provides power to realize synchronous linkage of the tearing roller.

[0040] Referring to Figure 3 In an embodiment, the small tearing roller 5 includes small tearing roller tines 51, small tearing roller telescopic devices 52, and a small tearing roller cylinder 53.

[0041] The small tearing roller tines 51 are uniformly arranged along the circumference of the small tearing roller cylinder 53 and are staggered along the axial direction. The small tearing roller telescopic devices 52 are installed in the small tearing roller cylinder 53. The small tearing roller tines 51 can be retracted into the small tearing roller cylinder 53 through the small tearing roller telescopic devices 52 to clean the premixed material adhered to the small tearing roller tines 51, facilitating cleaning of the small tearing roller tines 51. The specific structure of the small tearing roller telescopic devices 52 can refer to related technologies.

[0042] Referring to Figure 3 In an embodiment, the large tearing roller I 6 and the large tearing roller II 7 have the same structure and can each include large tearing roller tines 61, large tearing roller tine telescopic devices 62, and a large tearing roller cylinder body 63.

[0043] The large tearing roller comb teeth 61 are uniformly arranged on the large tearing roller cylinder body 63, the large tearing roller comb teeth telescopic device 62 is installed in the large tearing roller cylinder body 63, the large tearing roller comb teeth 61 can be retracted into the large tearing roller cylinder body 63 through the large tearing roller comb teeth telescopic device 62, the premix material adhered to the large tearing roller comb teeth 61 is cleaned, and the large tearing roller comb teeth 61 are convenient to clean. The specific structure of the large tearing roller comb teeth telescopic device 62 can refer to related technologies. In the embodiment of the utility model, when the tearing rollers including the small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7 are cleaned, the comb teeth can be retracted into the roller cylinder, the premix material adhered to the comb teeth is cleaned, and the tearing roller is convenient to clean.

[0044] The small tearing roller 5, the large tearing roller I 6 and the large tearing roller II 7 are redesigned in the embodiment of the utility model, the comb tooth arrangement and the number of comb teeth are optimized on the basis of the existing tearing roller, the tearing roller width is smaller, the premix material can be torn more quickly, and the automatic material throwing is more easily realized.

[0045] Referring to Figure 1 , Figure 2 , Figure 4 , the material uniformizing platform can include a tray three-dimensional warehouse 81, a uniformizing platform 82, a conveying line speed reduction motor 83 and a tray 84.

[0046] The tray three-dimensional warehouse 81 is installed below the material uniformizing platform, can store 10 trays, and the tray 84 is located in the tray three-dimensional warehouse 81, is automatically transferred to a discharge port through a conveying line, and can be placed into the three-dimensional warehouse by manual operation. The size of the tray 84 can be designed according to the size of the oven. The uniformizing platform 82 is located at the conveying terminal point of the tray 84, the tray 84 is conveyed to the uniformizing platform 82 through the conveying line, and the tray 84 is transferred to the uniformizing platform 82 at the tearing roller discharge port to receive material. The conveying line speed reduction motor 83 for providing power to the uniformizing platform 82 is located on the right side of the uniformizing platform 82. Through the forward and backward movement of the conveying line and the left and right movement of the tearing machine discharge port, the automatic uniform arrangement of the premix material on the tray is realized.

[0047] Referring to Figure 2 , the tearing machine base 10 includes a front moving module 101, a rear moving module 102, a tearing machine left and right moving platform 103 and a machine frame.

[0048] The front moving module 101 and the rear moving module 102 are fixed on the machine frame and are located on the front and rear sides of the tearing mechanism respectively, the tearing machine left and right moving platform 103 is installed on the front moving module 101 and the rear moving module 102, and the tearing mechanism is located on the tearing machine left and right moving platform 103, wherein the tearing mechanism includes: the feeding roller 4, the small tearing roller 5, the large tearing roller I 6, the large tearing roller II 7 and the material uniformizing platform.

[0049] By moving the module left and right, the tearing mechanism moves left and right, and the premix is evenly thrown on the tray 84.

[0050] In an embodiment, the vision system 9 can include a vision camera and a fixed support.

[0051] The fixed support is installed at the premix discharge port, the vision camera is located on the fixed support, the vision camera is electrically connected with the upper computer, and the upper computer is electrically connected with the tearing machine left and right moving platform 103. The vision camera is located obliquely above the uniform distribution platform, can monitor the uniformity of the material on the tray in real time, and realize the effect of guiding the tearing machine to shake the module to receive the material.

[0052] The vision system takes a photo of the arrangement of the premix on the tray and uploads it to the upper computer, the upper computer analyzes the arrangement of the premix in the tray 84 through an algorithm, and then controls the movement of the tearing machine left and right moving platform 103, so as to control the tearing mechanism on the tearing machine left and right moving platform 103, and realize the control of the discharging direction of the tearing mechanism.

[0053] The embodiment of the utility model realizes that the kneaded premix is automatically conveyed to the tearing machine feeding port, the premix of the feeding port is quantitatively conveyed for the tearing roller by the feeding roller, the premix realizes the best tearing effect through the tearing of the small tearing roller and the secondary tearing of the large tearing roller, the torn premix is thrown to the tray, the vision system detects the uniformity of the premix on the tray, and feeds back to the uniform distribution platform to move the tray, so as to ensure that the premix on the tray is evenly distributed, the tray is stored on the stereoscopic warehouse, and is conveyed to the uniform distribution platform through the multiple-speed chain conveying line.

[0054] The embodiment of the utility model proposes an automatic feeding scheme for premix feeding, realizes that the kneaded material is automatically put into the feeding hopper, proposes a fully-enclosed narrow tearing machine and servo motor control synchronous belt drive for the tearing efficiency of the tearing machine, realizes the rapid tearing of the premix and improves the tearing efficiency, and it is easier to realize automation, proposes a vision recognition + uniform distribution device scheme for the receiving and tray placing of the torn premix, controls the movement of the uniform distribution device through the vision recognition technology, realizes the uniform receiving of the tray, reduces the poor uniformity of the premix quality caused by human factors, proposes a comb tooth retraction scheme for the cleaning difficulty of the tearing roller, retracts the tearing comb into the roller through the mechanical device, automatically cleans the residual premix on the comb, reduces the cleaning difficulty of the tearing roller, and reduces the existence of impurities in the new production premix.

[0055] The utility model realizes the automatic production of the premix tearing process, the whole production process does not need to participate in the operation personnel, reduces the manual labor intensity, greatly improves the production efficiency, and the produced premix has good tearing effect and good product consistency.

[0056] The above only expresses the implementation manner of the present application, the description is more specific and detailed, but cannot be understood as the limitation of the patent scope. It should be noted that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. In addition, the parts not described in the present application are all conventional technologies.

Claims

1. A premix automatic loosening device, characterized in that, The device comprises a lifting hopper device, a feeding hopper (2), a tearing roller power device, a feeding roller (4), a small tearing roller (5), a large tearing roller I (6), a large tearing roller II (7), a uniform material platform, a visual system (9) and a tearing machine base (10), The lifting hopper device is fixedly connected with the tearing machine base (10), the feeding hopper (2) is installed above the feeding roller (4), and the feeding roller (4) is located at the right side of the small tearing roller (5), the large tearing roller I (6) and the large tearing roller II (7). The tearing roller power device is connected with the feeding roller (4), the small tearing roller (5), the large tearing roller I (6) and the large tearing roller II (7), the large tearing roller I (6) and the large tearing roller II (7) are located at the left side of the small tearing roller (5) and are arranged in sequence, the uniform material platform is located below the tearing device and is installed on the tearing machine base (10), and the visual system (9) is installed at the premixed material discharge port.

2. The apparatus of claim 1, wherein, The lifting hopper device comprises a lifting hopper (11), a lifting chain (12) and a lifting motor (13), the lifting hopper (11) is installed on the lifting chain (12), the lifting chain (12) is a chain conveying device, the lower end of the lifting chain (12) is fixed to the ground, the upper end of the lifting chain (12) is fixed to the tearing machine base (10), and the lifting hopper (11) can move between the upper and lower discharge ports of the lifting chain (12); the lifting motor (13) is installed below the lifting chain (12).

3. The apparatus of claim 2, wherein, The lifting hopper (11) is made of stainless steel, and the volume of the barrel is the same as that of the kneading machine.

4. The apparatus of claim 1, wherein, The feeding hopper (2) is in the shape of a trumpet and is made of stainless steel.

5. The apparatus of claim 1, wherein, The tearing roller power device comprises a tearing roller servo motor (31), a tearing roller synchronous belt (32) and a tearing roller rotating shaft (33), the tearing roller servo motor (31) is installed on the base of the tearing roller power device, the tearing roller rotating shaft (33) is installed on the tearing roller servo motor (31), and the tearing roller synchronous belt (32) is connected with the tearing roller rotating shaft (33), the feeding roller (4), the small tearing roller (5), the large tearing roller I (6) and the large tearing roller II (7).

6. The apparatus of claim 1, wherein, The small tearing roller (5) comprises small tearing roller comb teeth (51), a small tearing roller telescopic device (52) and a small tearing roller roller (53), the small tearing roller comb teeth (51) are uniformly arranged along the circumference of the small tearing roller roller (53) and are staggered along the axial direction, the small tearing roller telescopic device (52) is installed in the small tearing roller roller (53), and the small tearing roller comb teeth (51) can be retracted into the small tearing roller roller (53) through the small tearing roller telescopic device (52).

7. The apparatus of claim 1, wherein, The large tearing roller I (6) and the large tearing roller II (7) each comprise large tearing roller comb teeth (61), a large tearing roller comb teeth telescopic device (62) and a large tearing roller barrel body (63), the large tearing roller comb teeth (61) are uniformly arranged along the large tearing roller barrel body (63), the large tearing roller comb teeth telescopic device (62) is installed in the large tearing roller barrel body (63), and the large tearing roller comb teeth (61) can be retracted into the large tearing roller barrel body (63) through the large tearing roller comb teeth telescopic device (62).

8. The apparatus of claim 1, wherein, The uniform material platform comprises a tray stereoscopic warehouse (81), a uniform material platform (82), a conveying line deceleration motor (83) and a tray (84); the tray stereoscopic warehouse (81) is installed below the uniform material platform, and the tray (84) is located in the tray stereoscopic warehouse (81); the uniform material platform (82) is located at a conveying terminal point of the tray (84), and the conveying line deceleration motor (83) for providing power for the uniform material platform (82) is located at the right side of the uniform material platform (82).

9. The apparatus of claim 8, wherein, The loosening machine base (10) comprises a front moving module (101), a rear moving module (102), a loosening machine left-right moving platform (103) and a rack; the front moving module (101) and the rear moving module (102) are fixed on the rack and are respectively located at the front and rear sides of the loosening mechanism, the loosening machine left-right moving platform (103) is installed on the front moving module (101) and the rear moving module (102), and the loosening mechanism is located on the loosening machine left-right moving platform (103); the loosening mechanism comprises a feeding roller (4) located on a small loosening roller (5), a large loosening roller I (6), a large loosening roller II (7) and a uniform material platform.

10. The apparatus of claim 9, wherein, The visual system (9) comprises a visual camera and a fixed support, the fixed support is installed at a premixing material discharge port, the visual camera is located on the fixed support, the visual camera is electrically connected with an upper computer, and the upper computer is electrically connected with the loosening machine left-right moving platform (103).

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