Cellulose raw material crushing integrated device

Abstract

The utility model relates to the technical field of cellulose production, and discloses a cellulose raw material crushing integrated device which comprises a crushing cylinder, the top surface of the crushing cylinder is fixedly connected with a feeding box, two extrusion rollers which are in transmission with each other are rotatably connected in a cavity of the feeding box, and a crushing assembly for stirring cellulose is arranged in the cavity of the crushing cylinder. The crushing assembly comprises a stirring shaft, a connecting rod, first crushing cutters and second crushing cutters, the stirring shaft is rotationally connected with the crushing cylinder, the connecting rod is fixedly connected with the stirring shaft, the wall surface of the connecting rod is fixedly connected with the multiple first crushing cutters, and the multiple second crushing cutters are detachably installed on the inner wall of the crushing cylinder; materials in the feeding box cavity can be downwards extruded and pushed by the two extrusion rollers, the two extrusion rollers can crush cellulose raw materials in the rotating process, primary crushing and feeding are achieved, feeding is facilitated, and later-stage further fine crushing is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of cellulose production, in particular to an integrated device for crushing cellulose raw materials. Background Art

[0002] The prior art discloses a cellulose raw material crushing machine (CN202210880009.0), which specifically includes: a crushing barrel, which has a cylindrical structure, and a driving motor arranged at the bottom of the crushing barrel, the top of the driving motor is fixedly connected to the crushing barrel through a bracket, the driving shaft of the driving motor extends to the inside of the crushing barrel and is fixedly connected to a crushing knife; an inner barrel, which has a cylindrical structure with openings at both ends, and a guide device arranged inside the inner barrel, one side of the guide device is fixedly connected to the inner wall of the inner barrel; a top plate, which has a circular plate structure, and a feed port opened at the top of the top plate, and a protective device is fixedly connected to the inner wall of the feed port.

[0003] The existing technology mainly feeds materials through the material box on the top of the crushing cylinder. The material falls into the crushing cylinder under the action of gravity. For cellulose, it has a certain fiber length and a relatively light specific gravity, which may cause poor feeding, thereby affecting the feeding. If the cellulose blocks the material box, it needs to be manually cleaned, which limits the crushing effect and efficiency, and there is a certain room for optimization.

[0004] To this end, we propose an integrated device for crushing cellulose raw materials. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an integrated device for crushing cellulose raw materials.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cellulose raw material crushing integrated device, including a crushing cylinder, the crushing cylinder forms a cylindrical structure, the top surface of the crushing cylinder is fixedly connected to a feed box, the cavity of the feed box is rotatably connected to two mutually transmitting squeezing rollers, the bottom of the feed box is provided with an opening and is connected to the crushing cylinder chamber, the two squeezing rollers can squeeze the raw material and push the raw material toward the opening, the cavity of the crushing cylinder is provided with a crushing component for stirring the cellulose, the crushing component includes a stirring shaft, a connecting rod, a first crushing knife and a second crushing knife, the stirring shaft is rotatably connected to the crushing cylinder, the connecting rod is fixedly connected to the stirring shaft, a plurality of first crushing knives are fixedly connected to the wall of the connecting rod, a plurality of second crushing knives can be detachably installed on the inner wall of the crushing cylinder, and the first crushing knife and the second crushing knife are alternately arranged.

[0007] As a preferred embodiment of the utility model, the feed box forms a rectangular funnel-shaped box structure, two extrusion rollers are located in the cavity of the feed box, an opening is opened at the center of the bottom of the crushing cylinder, and another opening is opened correspondingly on the top surface of the crushing cylinder, and the two openings are relatively distributed.

[0008] As a preferred embodiment of the utility model, the extrusion roller passes through the side wall of the feed box, the ends of the two extrusion rollers are fixedly connected with gears, the two gears are meshed with each other, the outer wall surface of the feed box is fixedly connected with a motor, and the motor output shaft is fixedly connected to one of the extrusion rollers.

[0009] As a preferred embodiment of the utility model, the connecting rod forms an E-shaped rod structure, both ends of the connecting rod are fixedly connected to the stirring shaft, the opening of the connecting rod faces the inner wall surface of the crushing cylinder, another motor is fixedly installed at the bottom of the crushing cylinder, and the stirring shaft passes through the crushing cylinder and is connected to the output shaft of the motor.

[0010] As a preferred embodiment of the present invention, the first crushing knife and the second crushing knife are both arranged horizontally, one end of the first crushing knife is fixedly connected to the vertical part of the connecting rod, and the wall surfaces on both sides of the first crushing knife are chamfered to form a cutting edge.

[0011] As a preferred embodiment of the present invention, the crushing assembly further comprises an insert rod and a fixed rod, the fixed rod is fixedly connected to the crushing barrel, the insert rod is plugged into the fixed rod, and the second crushing knife is fixed to the side wall of the insert rod in the dark claw water pipe.

[0012] As a preferred embodiment of the utility model, the fixed rod is vertically installed on the inner wall of the crushing barrel, a slot is provided on the top surface of the fixed rod, the depth of the slot is less than the height of the fixed rod, the insertion rod is adapted to the slot, and a plurality of second crushing knives are equidistantly arranged on the wall of the insertion rod close to the connecting rod.

[0013] Beneficial Effects

[0014] The utility model provides a cellulose raw material crushing integrated device, which has the following beneficial effects:

[0015] 1. The cellulose raw material crushing integrated device is provided with a feed box and a squeezing roller, and a motor is used to drive the two squeezing rollers to rotate in the opposite direction, so that the material in the feed box cavity can be squeezed and pushed downward by the two squeezing rollers. At the same time, the wall surfaces of the two squeezing rollers are provided with a plurality of plate-shaped protrusions. The two squeezing rollers can crush the cellulose raw material during rotation to achieve preliminary crushing and feeding, which is beneficial to feeding and further fine crushing in the later stage. The material is sheared and stirred by the first crushing knife, and the relative movement of the first crushing knife and the second crushing knife can further shear the material. At the same time, when the first crushing knife squeezes and pushes the material to the position of the second crushing knife, the second crushing knife can provide a certain supporting force for the material, which is convenient for the shearing of the first crushing knife and improves the crushing effect and efficiency of the material.

[0016] 2. This cellulose raw material crushing device is equipped with a detachable plug rod, and a window for pulling out the plug rod is reserved on the top surface of the crushing cylinder. The plug rod and the second crushing knife can be installed or removed by inserting the plug rod into the slot of the fixed rod, which facilitates the later grinding and maintenance of the blade of the second crushing knife, and has the characteristic of easy maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the overall three-dimensional diagrams of the utility model;

[0018] Figure 2 This is the second overall stereogram of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation of the extrusion roller and the feed box of the utility model;

[0020] Figure 4 This is a schematic diagram of the installation of the pulverizing assembly and pulverizing barrel of the utility model;

[0021] Figure 5 It is a three-dimensional diagram of the crushing component of the utility model.

[0022] Legend: 10, crushing cylinder; 11, feed box; 12, extrusion roller; 20, stirring shaft; 21, connecting rod; 22, first crushing knife; 23, second crushing knife; 24, insertion rod; 25, fixing rod. DETAILED DESCRIPTION

[0023] A cellulose raw material crushing integrated device, such as Figure 1 and Figure 2 as well as Figure 3As shown, it includes a crushing cylinder 10, which forms a cylindrical structure. A feed box 11 is fixedly connected to the top surface of the crushing cylinder 10. Two squeezing rollers 12 that transmit each other are rotatably connected in the cavity of the feed box 11. An opening is provided at the bottom of the feed box 11 and is connected to the cavity of the crushing cylinder 10. The two squeezing rollers 12 can squeeze the raw materials and push the raw materials toward the opening. A crushing assembly for stirring cellulose is provided in the cavity of the crushing cylinder 10. The crushing assembly includes a stirring shaft 20, a connecting rod 21, a first crushing knife 22 and a second crushing knife 23. The stirring shaft 20 is rotatably connected to the crushing cylinder 10, the connecting rod 21 is fixedly connected to the stirring shaft 20, and a plurality of first crushing knives 22 are fixedly connected to the wall surface of the connecting rod 21. A plurality of second crushing knives 23 can be detachably installed on the inner wall of the crushing cylinder 10. The first crushing knife 22 and the second crushing knife 23 are alternately arranged, and the feed box 11 forms a rectangular funnel-shaped box body. Structure, two squeezing rollers 12 are located in the cavity of the feed box 11, an opening is opened at the center position of the bottom of the crushing cylinder 10, and another opening is opened correspondingly on the top surface of the crushing cylinder 10, the two openings are relatively distributed, the squeezing rollers 12 pass through the side wall of the feed box 11, the ends of the two squeezing rollers 12 are fixedly connected with gears, the two gears are meshed with each other, the outer wall surface of the feed box 11 is fixedly connected with a motor, and the motor output shaft is fixedly connected to one of the squeezing rollers 12. In this scheme, by setting the feed box 11 and the squeezing rollers 12, the two squeezing rollers 12 are driven by the motor to rotate in the opposite direction, and the material in the cavity of the feed box 11 can be squeezed downward by the two squeezing rollers 12. At the same time, the wall surfaces of the two squeezing rollers 12 are provided with a plurality of plate-shaped protrusions. The two squeezing rollers 12 can crush the cellulose raw materials during rotation to achieve preliminary crushing and feeding, which is beneficial to feeding and facilitates further fine crushing in the later stage.

[0024] like Figure 3 and Figure 4 as well as Figure 5As shown, the connecting rod 21 forms an E-shaped rod structure, both ends of the connecting rod 21 are fixedly connected to the stirring shaft 20, the opening of the connecting rod 21 faces the inner wall of the crushing cylinder 10, another motor is fixedly installed at the bottom of the crushing cylinder 10, the stirring shaft 20 passes through the crushing cylinder 10 and is connected to the output shaft of the motor, the first crushing knife 22 and the second crushing knife 23 are both horizontally arranged, one end of the first crushing knife 22 is fixedly connected to the vertical part of the connecting rod 21, and the wall surfaces on both sides of the first crushing knife 22 are chamfered to form a cutting edge, and a plurality of first crushing knives 22 and second crushing knives 23 are arranged in a staggered manner. The first crushing knife 23 and the first crushing knife 22 move in a circle with the connecting rod 21. At least three connecting rods 21 are arranged on the wall of the stirring shaft 20. An equal number of first crushing knives 22 are arranged on the wall of each connecting rod 21. The materials are sheared and stirred by the first crushing knives 22. The relative movement of the first crushing knife 22 and the second crushing knife 23 can further shear the materials. At the same time, when the first crushing knife 22 pushes the materials to the position of the second crushing knife 23, the second crushing knife 23 can provide a certain supporting force for the materials, which is convenient for the shearing of the first crushing knife 22 and improves the crushing effect and efficiency of the materials.

[0025] like Figure 5 As shown, the crushing assembly also includes an insertion rod 24 and a fixing rod 25. The fixing rod 25 is fixedly connected to the crushing barrel 10, and the insertion rod 24 is plugged into the fixing rod 25. The second crushing knife 23 is fixed on the side wall of the insertion rod 24 in the dark claw water pipe. The fixing rod 25 is vertically installed on the inner wall of the crushing barrel 10. A slot is opened on the top surface of the fixing rod 25. The depth of the slot is less than the height of the fixing rod 25. The insertion rod 24 is adapted to the slot. A plurality of second crushing knives 23 are equidistantly arranged on the wall surface of the insertion rod 24 close to the connecting rod 21. As a supplement to the above scheme, by providing a detachable insertion rod 24, a window for pulling out the insertion rod 24 is also reserved on the top surface of the crushing barrel 10. By inserting the insertion rod 24 into the slot of the fixing rod 25, the insertion rod 24 and the second crushing knife 23 can be installed or removed, which is convenient for later grinding and maintenance of the cutting edge of the second crushing knife 23, and has the characteristic of easy maintenance.

[0026] The working principle of the utility model is as follows: a window for pulling out the insertion rod 24 is also reserved on the top surface of the crushing cylinder 10. The insertion rod 24 and the second crushing knife 23 are installed by inserting the insertion rod 24 into the slot of the fixing rod 25. The two squeezing rollers 12 are driven by a motor to rotate in the opposite direction. The material in the cavity of the feed box 11 can be squeezed and pushed downward by the two squeezing rollers 12. At the same time, a plurality of plate-shaped protrusions are provided on the wall surfaces of the two squeezing rollers 12. The two squeezing rollers 12 can crush the cellulose raw materials during the rotation process to achieve preliminary crushing and feeding. The material is sheared and stirred by the first crushing knife 22. The relative movement of the first crushing knife 22 and the second crushing knife 23 can also further shear the material. At the same time, when the first crushing knife 22 squeezes and pushes the material to the position of the second crushing knife 23, the second crushing knife 23 can provide a certain supporting force for the material, which is convenient for the shearing of the first crushing knife 22.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A cellulose raw material pulverizing device, comprising a pulverizing cylinder (10), wherein the pulverizing cylinder (10) is formed into a cylindrical structure, and is characterized in that: The top surface of the pulverizing cylinder (10) is fixedly connected to a feed box (11), and two mutually transmitting squeezing rollers (12) are rotatably connected in the cavity of the feed box (11). The bottom of the feed box (11) is provided with an opening and is communicated with the cavity of the pulverizing cylinder (10). The two squeezing rollers (12) can squeeze the raw material and push the raw material toward the opening. A pulverizing assembly for stirring the cellulose is provided in the cavity of the pulverizing cylinder (10), and the pulverizing assembly comprises a stirring shaft (20), a connecting rod (21), a first pulverizing knife (22) and a second pulverizing knife (23). The stirring shaft (20) is rotatably connected to the pulverizing cylinder (10), the connecting rod (21) is fixedly connected to the stirring shaft (20), and a plurality of first pulverizing knives (22) are fixedly connected to the wall surface of the connecting rod (21). A plurality of second pulverizing knives (23) can be detachably installed on the inner wall of the pulverizing cylinder (10), and the first pulverizing knives (22) and the second pulverizing knives (23) are alternately arranged.

2. The cellulose raw material pulverizing integrated device according to claim 1, characterized in that: The feed box (11) forms a rectangular funnel-shaped box structure, two squeezing rollers (12) are located in the cavity of the feed box (11), an opening is provided at the center of the bottom of the crushing cylinder (10), and another opening is provided correspondingly on the top surface of the crushing cylinder (10), and the two openings are arranged relatively.

3. The cellulose raw material pulverizing integrated device according to claim 1, characterized in that: The squeezing rollers (12) penetrate the side wall of the feed box (11), the ends of the two squeezing rollers (12) are fixedly connected with gears, the two gears are meshed with each other, the outer wall surface of the feed box (11) is fixedly connected with a motor, and the output shaft of the motor is fixedly connected to one of the squeezing rollers (12).

4. The cellulose raw material pulverizing integrated device according to claim 1, characterized in that: The connecting rod (21) forms an E-shaped rod body structure, and both ends of the connecting rod (21) are fixedly connected to the stirring shaft (20). The opening of the connecting rod (21) faces the inner wall surface of the grinding cylinder (10). Another motor is fixedly installed at the bottom of the grinding cylinder (10), and the stirring shaft (20) passes through the grinding cylinder (10) and is connected to the output shaft of the motor.

5. The integrated cellulose raw material pulverizing device according to claim 1, characterized in that: The first crushing knife (22) and the second crushing knife (23) are both arranged horizontally, one end of the first crushing knife (22) is fixedly connected to the vertical part of the connecting rod (21), and both side walls of the first crushing knife (22) are chamfered to form cutting edges.

6. The cellulose raw material pulverizing integrated device according to claim 1, characterized in that: The pulverizing assembly further comprises an insert rod (24) and a fixing rod (25), wherein the fixing rod (25) is fixedly connected to the pulverizing cylinder (10), the insert rod (24) is plugged into the fixing rod (25), and the second pulverizing knife (23) is fixed to the side wall of the insert rod (24) in the dark claw water pipe.

7. The integrated cellulose raw material pulverizing device according to claim 6, characterized in that: The fixing rod (25) is vertically mounted on the inner wall of the crushing cylinder (10); a slot is provided on the top surface of the fixing rod (25); the depth of the slot is less than the height of the fixing rod (25); the inserting rod (24) is adapted to the slot; and a plurality of second crushing knives (23) are equidistantly arranged on the wall of the inserting rod (24) close to the connecting rod (21).

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