Tandem pulping machine

Abstract

The utility model relates to a series pulping machine, and relates to the technical field of papermaking equipment, the series pulping machine comprises a rack, the rack is provided with a feeding barrel, a first pulping machine, a second pulping machine and a third pulping machine, and the rack is also provided with a conveying device and a bearing device. According to the pulping device, the first pulping machine, the second pulping machine and the third pulping machine are installed on the rack, the feeding barrel sequentially feeds pulp into the first pulping machine, the second pulping machine and the third pulping machine through the conveying device, and the receiving device receives pulp water produced by the first pulping machine, the second pulping machine and the third pulping machine; therefore, the continuous production of the slurry from coarse grinding to fine grinding is realized in a manner that the slurry is sequentially treated by the first pulping machine, the second pulping machine and the third pulping machine, and the production efficiency and the product quality are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of papermaking equipment, and in particular to a series connection refiner. BACKGROUND

[0002] The refiner is a kind of equipment for crushing and grinding fiber materials (such as sugar cane, wood pulp, beans, etc.) through mechanical force (shearing, extrusion, friction), and the core function is to separate fibers, extract juice or refine raw materials, and it is widely used in sugar making, papermaking, food processing, biomass processing and other industries.

[0003] In the related art, the Chinese utility model patent with the authorization announcement number CN211755483U discloses a refiner, which connects the protective cover and the machine body through fasteners, connects the machine cover and the machine body through buckles, facilitates the disassembly and cleaning of the machine body, and solves the problem that the existing refiner cylinder is generally a sealed structure and is difficult to clean thoroughly.

[0004] However, the above-mentioned refiner is a single-stage machine, so it is only suitable for small-scale processing and cannot meet the demand of continuous operation with large output. UTILITY MODEL CONTENT

[0005] In order to improve the production capacity and working efficiency of the refiner, the present application provides a series connection refiner.

[0006] The series connection refiner provided by the present application adopts the following technical scheme:

[0007] A series connection refiner, comprising a rack, a feeding barrel is arranged on the rack, pulp is stored in the feeding barrel, a first refiner, a second refiner and a third refiner are arranged on the rack, the tightness of the grinding disc on the first refiner is less than the tightness of the grinding disc on the second refiner, the tightness of the grinding disc on the second refiner is less than the tightness of the grinding disc on the third refiner, the first refiner, the second refiner and the third refiner are arranged in sequence along the direction close to and away from the feeding barrel, a conveying device is arranged on the rack, the conveying device is used for sequentially conveying the pulp in the feeding barrel to the first refiner, the second refiner and the third refiner, and a receiving device is arranged on the rack, the receiving device is used for receiving the pulp water produced by the first refiner, the second refiner and the third refiner.

[0008] By adopting the technical scheme, the first refining machine, the second refining machine and the third refining machine are installed on the rack, the feeding barrel sequentially feeds the pulp into the first refining machine, the second refining machine and the third refining machine through the conveying device, and the receiving device receives the pulp water produced by the first refining machine, the second refining machine and the third refining machine, so that the continuous production of the pulp from coarse grinding to fine grinding is realized through the mode of sequentially processing the pulp by the first refining machine, the second refining machine and the third refining machine, and the production efficiency and the product quality are improved.

[0009] Optionally, the conveying device comprises:

[0010] The feeding pipe is provided with three feeding pipes, the three feeding pipes are rotationally arranged on the feeding barrel, the first refining machine and the second refining machine respectively, the three feeding pipes are in communication with the interiors of the feeding barrel, the first refining machine and the second refining machine, and the three feeding pipes are all provided with electric valves;

[0011] The pushing mechanism is arranged on the feeding pipe and is used for pushing the material in the feeding pipe to move along the length direction of the feeding pipe;

[0012] The rotating mechanism is arranged on the feeding barrel, the first refining machine and the second refining machine and is used for controlling the rotation of the feeding pipe.

[0013] By adopting the technical scheme, the feeding pipe is rotationally arranged on the feeding barrel, the first refining machine and the second refining machine, so that the position of the feeding pipe can be rotationally adjusted by using the rotating mechanism, so that the feeding pipe can adapt to different feeding positions and angles, and after the feeding pipe is controlled to rotate to the target position by using the rotating mechanism, the feeding work can be performed by using the pushing assembly.

[0014] Optionally, the pushing mechanism comprises:

[0015] The pushing auger is rotationally arranged in the feeding pipe;

[0016] The pushing motor is arranged on the feeding pipe and the output shaft of the pushing motor is connected with the pushing auger.

[0017] By adopting the technical scheme, the pushing motor is started to drive the pushing auger to rotate, and the pushing auger rotates to push the pulp to move, so that the conveying work of the pulp in the feeding pipe is realized by controlling the pushing motor.

[0018] Optionally, the feeding pipe comprises a first pipe body and a second pipe body, the first pipe body is rotationally arranged on the feeding barrel, the pushing auger and the pushing motor are arranged on the first pipe body, the second pipe body is a second pipe body made of a telescopic corrugated hose, and the two ends of the second pipe body are connected with the first pipe body and the feeding barrel respectively and are in communication with the interiors of the first pipe body and the feeding barrel.

[0019] By adopting the technical scheme, the second pipe body of the feeding pipe is made of a telescopic corrugated hose, so that the second pipe body can feed the pulp from the feeding barrel to the first pipe body regardless of the rotation of the first pipe body.

[0020] Optionally, the rotating mechanism comprises:

[0021] a rotating shaft rod rotatably arranged on the feeding barrel, and the first pipe body is connected with the rotating shaft rod;

[0022] a rotating cylinder arranged on the rack;

[0023] a rotating push rod rotatably connected at one end to the first pipe body, and rotatably connected at the other end to a piston rod of the rotating cylinder.

[0024] By adopting the technical scheme, the rotating cylinder drives the rotating push rod to move, and the rotating push rod drives the first pipe body and the rotating shaft rod to rotate around the center, so that the rotation of the first pipe body is realized by controlling the rotating cylinder.

[0025] Optionally, three moving tables are horizontally slidably arranged on the rack, the first grinding machine, the second grinding machine and the third grinding machine are arranged on the three moving tables respectively, and a fixing assembly for fixing the positions of the moving tables is arranged on the rack, and the fixing assembly comprises:

[0026] a fixing plate arranged on the rack, and a plurality of fixing holes are uniformly arranged on the fixing plate;

[0027] a fixing screw rod arranged on the moving table and protruding from the bottom of the moving table to be inserted into the fixing hole;

[0028] a fixing nut threadedly connected to the fixing screw rod and abutting against the fixing plate.

[0029] By adopting the technical scheme, the moving table is moved on the fixing plate, so that the positions of the first grinding machine, the second grinding machine and the third grinding machine can be adjusted according to the actual working environment, so that the positions of the first grinding machine, the second grinding machine and the third grinding machine can be matched with the site, and when the moving table is moved to the target position, the fixing screw rod is inserted into the fixing hole, and the fixing nut is screwed to abut against the fixing plate, so that the moving and fixing of the positions of the first grinding machine, the second grinding machine and the third grinding machine are completed.

[0030] Optionally, the mobile platform is provided with an adjusting hydraulic cylinder, the piston rod of the adjusting hydraulic cylinder is vertically upward, the adjusting hydraulic cylinder is provided with an adjusting plate, and the first refiner, the second refiner and the third refiner are respectively arranged on the adjusting plates of the three mobile platforms.

[0031] By adopting the technical scheme, the adjusting hydraulic cylinder and the adjusting plate are arranged on the mobile platform, the height of the adjusting plate is adjusted by controlling the adjusting hydraulic cylinder, the height positions of the first refiner, the second refiner and the third refiner are adjusted, and the first refiner, the second refiner and the third refiner can better adapt to different spaces and work requirements.

[0032] Optionally, the receiving device comprises:

[0033] A receiving disc is arranged on the rack.

[0034] A stirring rod is rotatably arranged on the receiving disc.

[0035] A stirring motor is arranged on the rack and the output shaft of the stirring motor is connected with the stirring rod.

[0036] By adopting the technical scheme, the receiving disc receives the pulp water led out from the first refiner, the second refiner and the third refiner, and the stirring motor is started to drive the stirring rod to stir the pulp water in the receiving disc, so that the pulp water in the receiving disc is kept in a uniform state at all times, and the quality of the produced pulp water is ensured.

[0037] In summary, the present application has at least one of the following beneficial technical effects:

[0038] 1. By arranging the first refiner, the second refiner and the third refiner on the rack, the pulp material is sequentially sent into the first refiner, the second refiner and the third refiner by the feeding barrel through the conveying device, and the receiving device receives the pulp water produced by the first refiner, the second refiner and the third refiner, so that the continuous production of the pulp material from coarse grinding to fine grinding is realized by the way of sequentially processing the pulp material by the first refiner, the second refiner and the third refiner, and the production efficiency and the product quality are improved.

[0039] 2. By starting the pushing motor to drive the pushing auger to rotate, the pushing auger drives the pulp material to move, so that the conveying work of the pulp material in the feeding pipe is realized by controlling the pushing motor.

[0040] 3. By arranging the receiving disc to receive the pulp water led out from the first refiner, the second refiner and the third refiner, and starting the stirring motor to drive the stirring rod to stir the pulp water in the receiving disc, the pulp water in the receiving disc is kept in a uniform state at all times, and the quality of the produced pulp water is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0041] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0042] Figure 2 is a schematic diagram of the structure of the conveying device and the receiving device in the present application, in which the rack side wall and the first tube side wall are cut open.

[0043] Reference signs: 1, rack; 11, feeding bucket; 12, first refiner; 13, second refiner; 14, third refiner; 2, conveying device; 21, feeding pipe; 22, pushing mechanism; 23, rotating mechanism; 24, first tube; 25, second tube; 26, pushing auger; 27, pushing motor; 3, receiving device; 31, receiving disc; 32, stirring rod; 33, stirring motor; 41, rotating shaft; 42, rotating cylinder; 43, rotating push rod; 44, moving table; 45, adjusting hydraulic cylinder; 46, adjusting plate; 5, fixing assembly; 51, fixing plate; 52, fixing screw; 53, fixing nut. DETAILED DESCRIPTION

[0044] The following will be described in detail with reference to the accompanying drawings. Figure 1 - the accompanying drawings Figure 2 The present application will be further described in detail.

[0045] The embodiment of the present application discloses a series refiner.

[0046] Reference will be made to Figure 1 The series refiner comprises a rack 1, a feeding bucket 11 is fixedly installed on the rack 1, and pulp is stored in the feeding bucket 11. A first refiner 12, a second refiner 13 and a third refiner 14 are arranged on the rack 1 in sequence along the direction close to and away from the feeding bucket 11, the tightness of the grinding disc on the first refiner 12 is less than that of the grinding disc on the second refiner 13, and the tightness of the grinding disc on the second refiner 13 is less than that of the grinding disc on the third refiner 14. A conveying device 2 is arranged on the rack 1, and the conveying device 2 is used for conveying the pulp in the feeding bucket 11 to the first refiner 12, the second refiner 13 and the third refiner 14 in sequence. A receiving device 3 is arranged on the rack 1, and the receiving device 3 is used for receiving the pulp water produced by the first refiner 12, the second refiner 13 and the third refiner 14.

[0047] Reference will be made to Figure 1 and Figure 2, the conveying device 2 comprises a feeding pipe 21, a pushing mechanism 22 and a rotating mechanism 23. Taking the conveying device 2 arranged on the feeding barrel 11 as an example. The feeding pipe 21 comprises a first pipe body 24 and a second pipe body 25. The first pipe body 24 is rotatably arranged on the outer side wall of the feeding barrel 11. The second pipe body 25 is made of a telescopic corrugated hose. The two ends of the second pipe body 25 are connected with the first pipe body 24 and the feeding barrel 11 respectively and are in communication with the interiors of the first pipe body 24 and the feeding barrel 11.

[0048] With reference to Figure 1 and Figure 2 , the pushing mechanism 22 is arranged on the first pipe body 24 and is used for pushing the material in the first pipe body 24 to move along the length direction of the first pipe body 24. The pushing mechanism 22 comprises a pushing auger 26 and a pushing motor 27. The pushing auger 26 is rotatably arranged in the second pipe body 25. The pushing motor 27 is fixedly arranged on the outer side wall of one end of the second pipe body 25 and the output shaft is connected with the pushing auger 26. The pushing motor 27 drives the pushing auger 26 to rotate, and the pushing auger 26 rotates to push the slurry to move in the second pipe body 25.

[0049] With reference to Figure 1 and Figure 2 , the rotating mechanism 23 is arranged on the feeding barrel 11 and is used for controlling the rotation of the feeding pipe 21. The rotating mechanism 23 comprises a rotating shaft 41, a rotating cylinder 42 and a rotating push rod 43. The rotating shaft 41 is rotatably arranged on the outer side wall of the feeding barrel 11, and the end of the first pipe body 24 is connected with the rotating shaft 41. The rotating cylinder 42 is fixedly arranged on the outer side wall of the feeding barrel 11. The rotating push rod 43 is rotatably connected with the outer side wall of the first pipe body 24 at one end, and the other end of the rotating push rod 43 is connected with the piston rod of the rotating cylinder 42. The rotating cylinder 42 drives the rotating push rod 43 to move, and the rotating push rod 43 drives the first pipe body 24 to rotate around the rotating shaft 41 as the center, so that the rotation of the first pipe body 24 is realized by controlling the rotating cylinder 42.

[0050] With reference to Figure 1 and Figure 2 , three moving tables 44 are horizontally slidably arranged on the rack 1, and the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 are arranged on the three moving tables 44 respectively. The rack 1 is provided with a fixing assembly 5 used for fixing the positions of the moving tables 44. The fixing assembly 5 comprises a fixing plate 51, a fixing screw 52 and a fixing nut 53. The fixing plate 51 is fixedly arranged on the rack 1. A plurality of fixing holes are uniformly arranged on the fixing plate 51. The fixing screw 52 is arranged on the moving table 44 and the bottom thereof extends out of the moving table 44 and is inserted into the fixing hole. The fixing nut 53 is threadedly connected with the fixing screw 52 and abuts against the fixing plate 51.

[0051] With reference to Figure 1 and Figure 2The mobile platform 44 is fixedly installed on the upper surface of the mobile platform 44, and the adjusting hydraulic cylinder 45 is vertically upwardly arranged on the piston rod of the adjusting hydraulic cylinder 45. The adjusting plate 46 is fixedly installed on the piston rod of the adjusting hydraulic cylinder 45, and the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 are respectively arranged on the adjusting plate 46 of the three mobile platforms 44.

[0052] With reference to Figure 1 and Figure 2 , the positions of the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 in the horizontal direction can be adjusted by moving the mobile platform 44. The positions of the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 in the vertical direction can be adjusted by controlling the adjusting hydraulic cylinder 45. Thus, the positions of the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 can be adjusted according to the actual working environment on site, so that the positions of the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 can be more matched with the site.

[0053] With reference to Figure 1 and Figure 2 , the receiving device 3 comprises the receiving disc 31, the stirring rod 32 and the stirring motor 33. The receiving disc 31 is fixedly installed on the rack 1. The stirring rod 32 is rotatably installed on the inner bottom wall of the receiving disc 31, and the stirring motor 33 is fixedly installed on the rack 1 and the output shaft is connected with the stirring rod 32. The receiving disc 31 receives the pulp water led out from the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14, and at the same time, the stirring motor 33 is started to drive the stirring rod 32 to stir the pulp water in the receiving disc 31, so that the pulp water in the receiving disc 31 is kept in a uniform state at all times, thereby ensuring the quality of the produced pulp water.

[0054] The working principle of the embodiment of the present application is as follows:

[0055] The first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 are installed on the rack 1, the pulp is sequentially fed into the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14 through the feeding pipe 21, and the receiving disc 31 receives the pulp water produced in the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14. Thus, the continuous production of the pulp from coarse grinding to fine grinding is realized by sequentially processing the pulp through the first grinding machine 12, the second grinding machine 13 and the third grinding machine 14, thereby improving the production efficiency and the product quality.

[0056] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application, and therefore: any equivalent changes made on the structure, shape and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A series refiner, characterized by: The application relates to a pulp feeding device, which comprises a rack (1) provided with a feeding barrel (11) for storing pulp, a first grinding machine (12), a second grinding machine (13) and a third grinding machine (14) arranged on the rack (1), wherein the tightness of the grinding disc on the first grinding machine (12) is smaller than that of the grinding disc on the second grinding machine (13), the tightness of the grinding disc on the second grinding machine (13) is smaller than that of the grinding disc on the third grinding machine (14), the first grinding machine (12), the second grinding machine (13) and the third grinding machine (14) are arranged in sequence along the direction close to and away from the feeding barrel (11), a conveying device (2) is arranged on the rack (1) and used for conveying the pulp in the feeding barrel (11) to the first grinding machine (12), the second grinding machine (13) and the third grinding machine (14) in sequence, and a receiving device (3) is arranged on the rack (1) and used for receiving the pulp water produced by the first grinding machine (12), the second grinding machine (13) and the third grinding machine (14).

2. A series-connected refiner according to claim 1, characterized in that: The conveying device (2) comprises: feeding pipes (21), three feeding pipes (21) are arranged on the feeding barrel (11), the first grinding machine (12) and the second grinding machine (13) in a rotating mode, the three feeding pipes (21) are communicated with the interiors of the feeding barrel (11), the first grinding machine (12) and the second grinding machine (13), and electric valves are arranged on the three feeding pipes (21); a pushing mechanism (22) arranged on the feeding pipe (21) and used for pushing the material in the feeding pipe (21) to move along the length direction of the feeding pipe (21); a rotating mechanism (23) arranged on the feeding barrel (11), the first grinding machine (12) and the second grinding machine (13) and used for controlling the rotation of the feeding pipe (21).

3. A series-connected refiner according to claim 2, characterized in that: The pushing mechanism (22) comprises: a pushing auger (26) arranged in the feeding pipe (21) in a rotating mode; a pushing motor (27) arranged on the feeding pipe (21) and having an output shaft connected with the pushing auger (26).

4. A series-connected refiner according to claim 3, characterized in that: The feeding pipe (21) comprises a first pipe body (24) and a second pipe body (25), the first pipe body (24) is arranged on the feeding barrel (11) in a rotating mode, the pushing auger (26) and the pushing motor (27) are arranged on the first pipe body (24), the second pipe body (25) is a second pipe body (25) made of a telescopic corrugated hose, and the two ends of the second pipe body (25) are connected with the first pipe body (24) and the feeding barrel (11) and are communicated with the interiors of the first pipe body (24) and the feeding barrel (11).

5. A series-connected refiner according to claim 4, characterized in that: The rotating mechanism (23) comprises: a rotating shaft (41) arranged on the feeding barrel (11) in a rotating mode, and connected with the first pipe body (24); a rotating cylinder (42) arranged on the rack (1). A rotating push rod (43) is rotatably connected to the first pipe body (24) at one end, and the other end of the rotating push rod (43) is connected with the piston rod of the rotating cylinder (42).

6. A series-connected refiner according to claim 1, characterized in that: Three moving platforms (44) are horizontally slidably arranged on the rack (1), and the first refiner (12), the second refiner (13) and the third refiner (14) are arranged on the three moving platforms (44) respectively. A fixing assembly (5) for fixing the positions of the moving platforms (44) is arranged on the rack (1), and the fixing assembly (5) comprises: A fixing plate (51) is arranged on the rack (1), and a plurality of fixing holes are uniformly arranged on the fixing plate (51); A fixing screw rod (52) is arranged on the moving platform (44) and protrudes downward from the moving platform (44) to be inserted into the fixing hole; A fixing nut (53) is threadedly connected to the fixing screw rod (52) and abuts against the fixing plate (51).

7. A series-connected refiner according to claim 6, characterized in that: An adjusting hydraulic cylinder (45) is arranged on the moving platform (44), and the piston rod of the adjusting hydraulic cylinder (45) is vertically upwardly arranged. An adjusting plate (46) is arranged on the adjusting hydraulic cylinder (45), and the first refiner (12), the second refiner (13) and the third refiner (14) are arranged on the adjusting plates (46) of the three moving platforms (44) respectively.

8. A series-connected refiner according to claim 1, characterized in that: The receiving device (3) comprises: A receiving disc (31) is arranged on the rack (1); A stirring rod (32) is rotatably arranged on the receiving disc (31); A stirring motor (33) is arranged on the rack (1) and the output shaft of the stirring motor (33) is connected with the stirring rod (32).

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