CN111335064A - Pulping equipment based on rotary grinding and displacement and reciprocating roller grinding - Google Patents

Abstract

The invention provides a grinding device based on a rotary grinding and displacement and reciprocating roller grinding, which mainly comprises a grinding generation device, a power driving device, a displacement roller grinding device consisting of a pressing roller A and a movable grinding disc, a rotary grinding device consisting of a movable grinding disc and a fixed grinding disc, a reciprocating roller grinding device consisting of a bracket B, a fixed grinding plate and a pressing roller B, and an anti-settling pulp grinding device mainly comprising an impeller rotor. It features that displacement, reciprocating rolling and grinding and rotary extruding and grinding are combined together to increase the binding force between paper pulp fibres and form fibre pad. According to the invention, the slurry is subjected to displacement rolling grinding and is generated into coarse grinding pulp through the displacement roller grinding device, the coarse grinding pulp is subjected to rotary extrusion grinding and is generated into middle grinding pulp through the rotary grinding device, the middle grinding pulp is subjected to reciprocating rolling grinding and is generated into fine grinding pulp through the reciprocating roller grinding device, and the fine grinding pulp is prevented from depositing and is prevented from being crushed through the anti-settling pulp crushing device.

Description

Pulping equipment based on rotary grinding and displacement and reciprocating roller grinding

Technical Field

The invention relates to a pulping device based on a rotary grinding, displacement and reciprocating roller grinding, in particular to a pulping device which realizes the generation and output of pulping through a pulping generating device, provides continuous driving force for the device through a power driving device, realizes the displacement rolling grinding and the rough pulping of pulp through the displacement roller grinding device, realizes the rotary extrusion grinding and the middle pulping of the rough pulping through the rotary grinding device, realizes the reciprocating rolling grinding and the fine pulping of the middle pulping through the reciprocating roller grinding device, and prevents the fine pulping from depositing and crushing the pulp with high quality through an anti-crushing device, belonging to the technical research and development field of the pulping device.

Background

The refiner is one of the most commonly used equipments in the paper industry, and mainly makes the pulp impact and extrude each other in the gap between two millstones through the rotation of the two millstones, and under the actions of shearing and grinding, the pulp is ground from coarse to fine, and the binding capacity between fibers in the pulp is enhanced. However, the following problems are caused by the working mode and structural singleness of the existing pulping machine: firstly, the pulping efficiency is low, the problem of insufficient grinding is easy to occur due to the single working mode of the existing pulping machine, if the requirement of papermaking is met, the problem is solved by adopting a method for increasing the grinding time, so that the pulping efficiency is low, and the pulping cost is increased; the pulp grinding quality is low, and the two millstones are simply ground in opposite directions, so that the pulp is easy to be unevenly ground, and extremely large particles exist in the pulp sometimes, so that the pulp grinding quality is reduced, and the millstones are easy to wear; thirdly, the fiber mat is not easy to form, the fiber state is not good, the flexibility is low, and the bonding force between the fibers is not ideal enough.

Therefore, aiming at the problems of low refining efficiency, low refining quality, difficult formation of fiber mats and the like commonly existing in the prior refiner in use, the refining equipment with high refining efficiency, high refining quality and easy formation of fiber mats is designed by comprehensively considering the working mode and the structure of the refiner.

Disclosure of Invention

Aiming at the problems of low pulping efficiency, low pulping quality, difficult formation of a fiber pad and the like commonly existing in the use of the existing pulping machine, the invention provides the pulping equipment based on the rotary grinding and the displacement and reciprocating roller grinding, which can effectively solve the problems.

The invention relates to a pulping device based on a rotary grinding, deflection and reciprocating roller grinding, which adopts the following technical scheme:

a pulping device based on a rotary grinding and displacement and reciprocating roller grinding mainly comprises a pulping generation device, a power driving device, a displacement roller grinding device, a rotary grinding device, a reciprocating roller grinding device and an anti-settling pulping device, wherein the power driving device is arranged on the pulping generation device; the grinding generation device mainly comprises a grinding cylinder and a cylinder cover, wherein a grinding outlet is arranged on the inner side of the grinding cylinder, 4 support columns which are uniformly distributed in the circumferential direction are arranged on the outer side of the grinding cylinder, the grinding cylinder is of a blind cylinder-shaped structure, the cylinder cover is arranged on the upper end surface of the grinding cylinder through 4 screws which are uniformly distributed in the circumferential direction, and 2 feed inlets are symmetrically arranged on the cylinder cover; the power driving device mainly comprises a motor, a main shaft, a triangular cam and a cross beam, wherein the motor is positioned right below the grinding cylinder, the main shaft is arranged on the motor, the main shaft sequentially penetrates through the grinding cylinder and the cylinder cover from bottom to top, the triangular cam is arranged at the upper part of the main shaft, and the cross beam is arranged on the cylinder cover through a bracket C; the shift roller grinding device mainly comprises a press roller A and a movable grinding disc, wherein the press roller A is arranged on a support A through a roller, the support A is welded on a cross beam, the movable grinding disc is arranged on a main shaft through a flat key, a filtering hole is formed in the inner side of the movable grinding disc, a cylinder A is welded on the upper end face of the outer side of the movable grinding disc, and a synchronizing rod is arranged between the movable grinding disc and a triangular cam; the rotary grinding device mainly comprises a movable grinding disc and a fixed grinding disc, wherein the fixed grinding disc is positioned right below the movable grinding disc, the fixed grinding disc is in clearance fit with the main shaft, a sealing ring is arranged between the fixed grinding disc and the main shaft, a cylinder B is welded on the fixed grinding disc, and 2 symmetrical openings are formed in the cylinder B; the reciprocating roller grinding device mainly comprises a support B, fixed grinding plates and press rollers B, wherein the number of the support B is 2, the support B is symmetrically arranged on the lower end face of the outer side of the cross beam through double screws, the press rollers B are arranged at the lower end of the support B, the press rollers B are positioned in the fixed grinding plates, the fixed grinding plates are of a folded plate structure, the number of the fixed grinding plates is 2 and are respectively positioned below the openings of the cylinders B, the lower ends of the fixed grinding plates are arranged on the inner wall of the grinding cylinder through screws, and the upper ends of the fixed grinding plates are arranged on the lower end face of the fixed grinding plates through; the anti-settling pulping device is mainly an impeller rotor, the impeller rotor is installed on the main shaft through a screw, and the impeller rotor is located at the bottom end of the grinding cylinder.

The main shaft is a 5-section stepped shaft, a roller bearing, a bearing cover and a sealing ring are arranged at the joint of the main shaft and the grinding cylinder, and the roller bearing is arranged at the joint of the main shaft and the cylinder cover; the triangular cam is arranged on the main shaft through a flat key and is provided with 3 convex surfaces which are uniformly distributed in the circumferential direction; the supports C are mounted on the lower end face of the cylinder cover through screws, the number of the supports C is 2, the supports C are symmetrically arranged, and rectangular holes are formed in the middle of the supports C; the crossbeam is rectangular plate structure, and the middle part of crossbeam is equipped with the rectangle hole, and the main shaft is located the rectangle hole of crossbeam, and the crossbeam is installed in the rectangle hole of support C, and the crossbeam is equipped with the gyro wheel respectively with support C junction's upper and lower side.

The number of the compression rollers A is 2, and the compression rollers A are symmetrically arranged on two sides of the movable grinding disc; the number of the filter holes on the movable grinding disc is 6, and the filter holes are uniformly distributed in the circumferential direction; the height value of the cylinder A is larger than that of the compression roller A; the number of the synchronizing rods is 4, the synchronizing rods are uniformly distributed in the circumferential direction, and the synchronizing rods are positioned on the inner side of the filter holes; and a roller bearing is arranged at the contact part of the bracket A and the triangular cam.

The fixed grinding disc does not move along with the main shaft, the diameter values of the fixed grinding disc and the cylinder B are respectively larger than the diameter value of the movable grinding disc, and the height value of the cylinder B is larger than the distance value between the movable grinding disc and the fixed grinding disc.

The invention realizes the generation and the output of the jordaning by the jordaning generating device, namely, the required jordaning is generated in a milling cylinder in the jordaning generating device by the slurry and is output by a jordaning outlet; the continuous driving force is provided for the equipment through the power driving device, namely, the continuous rotating power is provided through a motor and a main shaft in the power driving device, and the continuous reciprocating driving force is provided through a triangular cam and a cross beam; the slurry is subjected to displacement rolling grinding and coarse grinding by the displacement roller grinding device, namely, the slurry on the movable grinding disc A is subjected to reciprocating displacement rolling grinding by the reciprocating movement of the pressing roller A in the displacement roller grinding device and the rotating movable grinding disc A to generate coarse grinding slurry; the rotary grinding device is used for realizing rotary extrusion grinding of the rough grinding pulp and generating middle grinding pulp, namely, a movable grinding disc and a fixed grinding disc in the rotary grinding device are used for carrying out rotary extrusion grinding on the rough grinding pulp to generate middle grinding pulp; the reciprocating roller milling device is used for realizing the reciprocating rolling and grinding of the middle ground pulp and generating the fine ground pulp, namely, the reciprocating motion of a press roller B in the reciprocating roller milling device on a fixed grinding plate is used for carrying out the rolling and grinding of the middle ground pulp on the fixed grinding plate to generate the fine ground pulp; prevent fine grinding thick liquid deposit and quality pulping through preventing to sink pulping device, stir the fine grinding thick liquid in the grinding barrel through impeller rotor among the pulping device of preventing to sink promptly, prevent fine grinding thick liquid deposit to carry out the fine crushing and decompose to the crushed aggregates in the fine grinding thick liquid, with this promotion ground paste quality.

The invention realizes the generation and output of the ground pulp through the ground pulp generating device, namely, the required ground pulp is generated in a grinding cylinder in the ground pulp generating device and is output through a ground pulp outlet.

The invention provides continuous driving force for equipment through a power driving device, namely, continuous rotating power is provided through a motor and a main shaft in the power driving device, and continuous reciprocating driving force is provided by means of a triangular cam and a cross beam.

The invention is provided with a roller bearing, a bearing cover and a sealing ring at the joint of the main shaft and the grinding cylinder, and the design not only realizes the sealing of the joint, but also reduces the abrasion of the main shaft at the joint.

The invention is provided with a triangular cam on the main shaft, and realizes the change of rotary power into reciprocating drive through the design, namely, 3 convex surfaces which are uniformly distributed in the circumferential direction of the triangular cam and concave surfaces among the convex surfaces form a radial size difference, and the radial size difference is used for realizing the reciprocating displacement difference, thereby converting the rotary motion of the triangular cam into the linear reciprocating motion of the contact piece of the triangular cam.

The invention is provided with the rollers respectively above and below the joint of the beam and the bracket C, and the movement resistance of the beam is reduced through the design.

The invention realizes the displacement rolling grinding and the rough grinding of the slurry through the displacement roller grinding device, namely, the reciprocating movement of a press roller A in the displacement roller grinding device and the reciprocating displacement rolling grinding of the slurry on a movable grinding disc A are realized through the movable grinding disc A, the rough grinding is generated, in particular, when the equipment works, the rotating triangular cam drives a bracket A to reciprocate left and right by utilizing a continuous concave-convex surface on the triangular cam, and further drives the press roller A on the bracket A to reciprocate left and right, because the movable grinding disc A rotates, the rotating movable grinding disc A drives the press roller A to rotate, the press roller A and the movable grinding disc which move relatively impact and extrude the slurry on the movable grinding disc, and the slurry is ground from coarse to fine under the action of the press roller A to generate the rough grinding, and the local rolling fiber pad is formed in the rough grinding by utilizing the press roller A while the bonding capability among fibers in the paper pulp is enhanced, so as to improve the flexibility of grinding; in addition, support A drives compression roller A's reciprocating motion, will make compression roller A shift in succession in the whole radial direction of moving the mill and put reciprocal roll-in, both realized the multizone roll-in through this kind of design, realize again moving the ground paste on the mill and carry out even roll-in.

The height value of the cylinder A is set to be larger than that of the press roller A, and the slurry is prevented from overflowing from the outer side of the movable grinding disc during rolling through the design.

According to the invention, the synchronous rod is arranged between the movable grinding disc and the triangular cam, and the synchronous rotating motion of the movable grinding disc and the triangular cam is realized through the design.

The roller bearing is arranged at the contact position of the bracket A and the triangular cam, and the moving abrasion between the bracket A and the triangular cam is reduced through the design.

The invention realizes the rotary extrusion grinding of coarse grinding pulp and the generation of middle grinding pulp by a rotary grinding device, namely, the rotary extrusion grinding of the coarse grinding pulp is carried out by a movable grinding disc and a fixed grinding disc in the rotary grinding device to generate the middle grinding pulp, specifically, when the equipment works, the pulp generates the coarse grinding pulp under the action of a displacement roller grinding device, the generated coarse grinding pulp falls onto the fixed grinding disc through filter holes on the movable grinding disc, the movable grinding disc rotates along with a main shaft, the fixed grinding disc does not rotate along with the main shaft, the relative motion speed difference enables the coarse grinding pulp to mutually impact and extrude between the movable grinding disc and the fixed grinding disc, and the coarse grinding pulp is ground again from coarse to fine under the action of shearing and grinding to generate the middle grinding pulp.

According to the invention, the fixed grinding disc and the main shaft are in clearance fit, and the sealing ring is arranged between the fixed grinding disc and the main shaft, so that the fixed grinding disc does not rotate along with the main shaft, and the leakage between the fixed grinding disc and the main shaft is prevented.

The cylinder B on the fixed grinding disc is provided with 2 symmetrical openings, and the design realizes that the middle grinding pulp generated by the rotary grinding device flows onto the fixed grinding plate below the fixed grinding disc from the openings.

The height value of the cylinder B is set to be larger than the distance value between the movable grinding disc and the fixed grinding disc, and the coarse grinding pulp is temporarily stored on the fixed grinding disc and ground through the design.

The invention realizes the reciprocating rolling grinding of the middle ground pulp and the generation of fine ground pulp by a reciprocating roller mill device, namely, the reciprocating motion of a press roller B in the reciprocating roller mill device on a fixed grinding plate is utilized to roll and grind the middle ground pulp on the fixed grinding plate to generate fine ground pulp, in particular, when the device works, a triangular cam drives a cross beam to reciprocate left and right through a support A, the cross beam drives the support B and the press roller B thereon to reciprocate left and right, when the press roller B moves on the fixed grinding plate, the press roller B is promoted to reciprocate on the fixed grinding plate under the action of friction force, the rolling press roller B rolls the middle ground pulp on the fixed grinding plate to ensure that the middle ground pulp is ground again from coarse to fine to generate fine ground pulp, and partial fiber pads are formed in the fine ground pulp by the rolling of the press roller B while the bonding capability between fibers in the fine ground pulp is enhanced to improve the flexibility of the fine ground pulp, the fine ground pulp after rolling and grinding flows to the bottom end of the grinding cylinder through two sides of the fixed grinding plate.

The invention prevents the fine grinding pulp from depositing and crushing the pulp with quality through the anti-settling pulp crushing device, namely, the impeller rotor in the anti-settling pulp crushing device stirs the fine grinding pulp in the grinding cylinder to prevent the fine grinding pulp from depositing and finely crushes and decomposes the crushed material in the fine grinding pulp so as to improve the quality of the pulp.

The invention has the beneficial effects that: the device comprises a grinding roller device, a power driving device, a position-changing rolling grinding device, a position-changing grinding device, a reciprocating grinding roller device, a position-changing rolling grinding device, a position-changing grinding roller device, a position-changing rolling grinding roller device, a position.

Drawings

Fig. 1 is a schematic view of the overall structure of the triangular cam of the present invention when it is left concave and right convex.

Fig. 2 is a schematic view of the overall structure of the triangular cam of the present invention when it is convex left and concave right.

Fig. 3 is a schematic view of the construction of the joint of the spindle and the grinding cylinder of the present invention.

Fig. 4 is a schematic view of the structure of the joint of the spindle and the cap of the present invention.

Fig. 5 is a schematic structural view of the triangular cam of the present invention.

Fig. 6 is a schematic structural view of the cross beam of the present invention.

FIG. 7 is a schematic view showing the structure of the shift roller mill device of the present invention.

Fig. 8 is a schematic top view of the press roll a of the present invention on a movable grinding disc.

Fig. 9 is a schematic structural view of the rotary polishing apparatus of the present invention.

Fig. 10 is a schematic view of the structure of the reciprocating roller mill apparatus of the present invention.

Fig. 11 is a schematic top view of the press roll B of the present invention on a fixed-abrasive plate.

Fig. 12 is a schematic structural view of a stent B of the present invention.

Wherein: 1. pillar, 2, grinding outlet, 3, impeller rotor, 4, motor, 5, main shaft, 6, grinding cylinder, 7, fixed grinding plate, 8, fixed grinding disc, 9, movable grinding disc, 10, bracket B, 11, cylinder cover, 12, bracket C, 13, beam, 14, triangular cam, 15, feed inlet, 16, press roller A, 17, screw, 18, roller bearing, 19, sealing ring, 20, flat key, 21, bearing cover, 22, roller, 23, bracket A, 24, synchronizing rod, 25, cylinder B, 26, filtering hole, 27, cylinder A, 28, roller, 29 and press roller B.

Detailed Description

Example (b):

as shown in fig. 1 and 2, the refiner apparatus of the present invention mainly includes a refiner generating device, a power driving device, a displacement roller mill, a rotary grinder, a reciprocating roller mill, and an anti-settling device, wherein the power driving device is mounted on the refiner generating device, and the displacement roller mill, the rotary grinder, the reciprocating roller mill, and the anti-settling device are mounted in the refiner generating device in this order from top to bottom.

The invention realizes the generation and output of the jordaning by the jordaning generating device, namely, the required jordaning is generated in a milling cylinder 6 in the jordaning generating device by the slurry and is output by a jordaning outlet 2; the continuous driving force is provided for the equipment through the power driving device, namely, the continuous rotating power is provided through the motor 4 and the main shaft 5 in the power driving device, and the continuous reciprocating driving force is provided through the triangular cam 14 and the cross beam 13; the slurry is subjected to displacement rolling grinding and coarse grinding by the displacement roller grinding device, namely, the slurry on the movable grinding disc 9A is subjected to reciprocating displacement rolling grinding by the reciprocating movement of a pressing roller A16 in the displacement roller grinding device and the rotating movable grinding disc 9A to generate coarse grinding pulp; the rotary grinding device is used for carrying out rotary extrusion grinding on the rough grinding pulp and generating middle grinding pulp, namely the rotary grinding device is used for carrying out rotary extrusion grinding on the rough grinding pulp through a movable grinding disc 9 and a fixed grinding disc 8 to generate middle grinding pulp; the reciprocating roller milling device is used for realizing reciprocating rolling and grinding of the middle ground pulp and generating fine ground pulp, namely, the pressing roller B29 in the reciprocating roller milling device reciprocates on the fixed grinding plate 7, and the middle ground pulp on the fixed grinding plate 7 is used for rolling and grinding to generate fine ground pulp; the anti-settling pulping device prevents fine grinding pulp from depositing and quality pulping, namely, the impeller rotor 3 in the anti-settling pulping device stirs the fine grinding pulp in the grinding cylinder 6 to prevent the fine grinding pulp from depositing and finely breaks and decomposes the crushed material in the fine grinding pulp, so that the pulp quality is improved.

The pulping generating device mainly comprises a grinding cylinder 6 and a cylinder cover 11, wherein a pulping outlet 2 is arranged on the inner side of the grinding cylinder 6, 4 struts 1 are circumferentially and uniformly distributed on the outer side of the grinding cylinder 6, the grinding cylinder 6 is of a blind cylinder structure, the cylinder cover 11 is arranged on the upper end surface of the grinding cylinder 6 through 4 screws 17 circumferentially and uniformly distributed, and 2 feeding holes 15 are symmetrically arranged on the cylinder cover 11.

The invention realizes the generation and output of the refining by the refining generating device, namely, the slurry generates the required refining in the grinding cylinder 6 in the refining generating device and is output by the refining outlet 2, in particular to the refining which is generated under the action of the displacement roller grinding device, the rotary grinding device and the anti-sinking refining device after the screened slurry is poured into the grinding cylinder 6 from the feed inlet 15 on the cylinder cover 11 when the equipment works, the slurry falls on the upper end surface of the movable refining disc 9, and the generated refining is output by the refining outlet 2, and the material slag on the movable refining disc 9 is scraped out by the feed inlet 15.

Referring to fig. 3, 4, 5 and 6, the power driving device mainly comprises a motor 4, a main shaft 5, a triangular cam 14 and a beam 13, wherein the motor 4 is positioned under the grinding cylinder 6, the main shaft 5 is installed on the motor 4, the main shaft 5 sequentially penetrates through the grinding cylinder 6 and the cylinder cover 11 from bottom to top, the triangular cam 14 is installed on the upper part of the main shaft 5, and the beam 13 is installed on the cylinder cover 11 through a bracket C12.

The invention provides continuous driving force for equipment through a power driving device, namely, the continuous rotating power is provided through a motor 4 and a main shaft 5 in the power driving device, and the continuous reciprocating driving force is provided by means of a triangular cam 14 and a cross beam 13, specifically, when the equipment works, the motor 4 drives the main shaft 5 to rotate, the main shaft 5 drives an impeller rotor 3 to rotate from bottom to top through a flat key 20, a movable grinding disc 9 is driven to rotate through the flat key 20, the triangular cam 14 is driven to rotate through the flat key 20, and the cross beam 13 is driven to move through the triangular cam 14, so that the angle cam and the cross beam 13 drive elements thereon to reciprocate.

The invention is provided with a roller bearing 18, a bearing cover 21 and a sealing ring 19 at the joint of the main shaft 5 and the grinding cylinder 6, and by the design, the joint is sealed, and the abrasion of the main shaft 5 at the joint is reduced.

The invention is provided with the cam 14 on the main shaft 5, and the rotary power is changed into reciprocating drive through the design, namely, 143 convex surfaces which are uniformly distributed in the circumferential direction of the cam and concave surfaces among the convex surfaces form radial dimension difference, and the radial dimension difference is used for realizing reciprocating displacement difference, so that the rotary motion of the cam 14 is converted into the linear reciprocating motion of the cam 14 to a contact element.

The invention is provided with the rollers 28 respectively above and below the joint of the cross beam 13 and the bracket C12, and the movement resistance of the cross beam 13 is reduced by the design.

The main shaft 5 is a 5-section stepped shaft, a roller bearing 18, a bearing cover 21 and a sealing ring 19 are arranged at the joint of the main shaft 5 and the grinding cylinder 6, and the roller bearing 18 is arranged at the joint of the main shaft 5 and the cylinder cover 11; the triangular cam 14 is arranged on the main shaft 5 through a flat key 20, and the triangular cam 14 is provided with 3 convex surfaces which are uniformly distributed in the circumferential direction; the supports C12 are mounted on the lower end face of the barrel cover 11 through screws 17, the number of the supports C12 is 2, the supports C12 are symmetrically arranged, and the middle of each support C12 is provided with a rectangular hole; the crossbeam 13 is a rectangular plate structure, a rectangular hole is formed in the middle of the crossbeam 13, the spindle 5 is located in the rectangular hole of the crossbeam 13, the crossbeam 13 is installed in the rectangular hole of the support C12, and the rollers 28 are respectively arranged above and below the joint of the crossbeam 13 and the support C12.

Referring to fig. 7 and 8, the shift roller mill device mainly comprises a press roller a16 and a movable grinding disc 9, wherein the press roller a16 is installed on a support a23 through a roller 22, the support a23 is welded on a cross beam 13, the movable grinding disc 9 is installed on a main shaft 5 through a flat key 20, a filter hole 26 is arranged on the inner side of the movable grinding disc 9, a cylinder a27 is welded on the upper end face of the outer side of the movable grinding disc 9, and a synchronizing rod 24 is arranged between the movable grinding disc 9 and a triangular cam 14.

The number of the pressure rollers A16 is 2 and the pressure rollers A16 are symmetrically arranged on two sides of the movable grinding disc 9; the number of the filter holes 26 on the movable grinding disc 9 is 6 and the filter holes are uniformly distributed in the circumferential direction; the height value of the cylinder A27 is larger than that of the press roller A16; the number of the synchronous rods 24 is 4, the synchronous rods are uniformly distributed in the circumferential direction, and the synchronous rods 24 are positioned on the inner side of the filter holes 26; the roller bearing 18 is arranged at the contact part of the support A23 and the triangular cam 14.

The invention realizes the displacement rolling grinding of slurry and the generation of coarse grinding pulp by a displacement rolling grinding device, namely, the reciprocating movement of a press roller A16 in the displacement rolling grinding device and the reciprocating displacement rolling grinding of the slurry on a movable grinding disc 9A by the movable grinding disc 9A are realized, and the generation of the coarse grinding pulp is realized, in particular, when the equipment works, the rotating triangular cam 14 drives a bracket A23 to reciprocate leftwards and rightwards by utilizing the continuous concave-convex surface on the triangular cam, and further drives a press roller A16 on the bracket A23 to reciprocate leftwards and rightwards, because the movable grinding disc 9A rotates, the rotating movable grinding disc 9A drives the press roller A16 to rotate, the press roller A16 and the movable grinding disc 9 which move relatively impact and extrude the slurry on the movable grinding disc 9, the slurry is ground from coarse to fine under the action of the press roller A16 to generate the coarse grinding pulp, and the rolling of the press roller A16 is utilized to form a local fiber pad in the coarse grinding pulp while the bonding capability between fibers in the paper pulp is, so as to improve the flexibility of grinding; in addition, the bracket A23 drives the reciprocating motion of the press roller A16, so that the press roller A16 continuously shifts in the whole radial direction of the movable grinding disc 9 to perform reciprocating rolling, and by means of the design, not only multi-region rolling is realized, but also uniform rolling of slurry on the movable grinding disc 9 is realized.

The invention sets the height value of the cylinder A27 to be larger than that of the press roller A16, thereby preventing the slurry from overflowing from the outer side of the movable grinding disc 9 during the rolling process.

According to the invention, the synchronous rod 24 is arranged between the movable grinding disc 9 and the triangular cam 14, and the synchronous rotating motion of the movable grinding disc 9 and the triangular cam 14 is realized through the design.

The invention provides a roller bearing 18 at the contact between the support A23 and the cam 14, and the design reduces the motion abrasion between the support A23 and the cam 14.

Referring to fig. 9, the rotary grinding device mainly comprises a movable grinding disc 9 and a fixed grinding disc 8, wherein the fixed grinding disc 8 is located under the movable grinding disc 9, the fixed grinding disc 8 is in clearance fit with the main shaft 5, a sealing ring 19 is arranged between the fixed grinding disc 8 and the main shaft 5, a cylinder B25 is welded on the fixed grinding disc 8, and 2 symmetrical openings are formed in the cylinder B25.

The fixed grinding disc 8 does not move along with the main shaft 5, the diameter values of the fixed grinding disc 8 and the cylinder B25 are respectively larger than the diameter value of the movable grinding disc 9, and the height value of the cylinder B25 is larger than the distance value between the movable grinding disc 9 and the fixed grinding disc 8.

The invention realizes the rotary extrusion grinding of coarse grinding pulp and the generation of middle grinding pulp by a rotary grinding device, namely, the rotary extrusion grinding of the coarse grinding pulp is carried out by a movable grinding disc 9 and a fixed grinding disc 8 in the rotary grinding device to generate the middle grinding pulp, specifically, when the equipment works, the pulp generates the coarse grinding pulp under the action of a displacement roller grinding device, the generated coarse grinding pulp falls onto the fixed grinding disc 8 through a filter hole 26 on the movable grinding disc 9, the movable grinding disc 9 rotates along with a main shaft 5, the fixed grinding disc 8 does not rotate along with the main shaft 5, the coarse grinding pulp is impacted and extruded between the movable grinding disc 9 and the fixed grinding disc 8 due to the speed difference of relative movement, and the coarse grinding pulp is ground again from coarse to fine under the action of shearing and grinding to generate the middle grinding pulp.

According to the invention, the fixed grinding disc 8 and the main shaft 5 are in clearance fit, and the sealing ring 19 is arranged between the fixed grinding disc 8 and the main shaft 5, so that the fixed grinding disc 8 does not rotate along with the main shaft 5, and the leakage between the fixed grinding disc 8 and the main shaft 5 is prevented.

The cylinder B25 on the fixed grinding disc 8 of the invention is provided with 2 symmetrical openings, and the design realizes that the middle grinding pulp generated by the rotary grinding device flows to the fixed grinding plate 7 below the fixed grinding disc 8 from the openings.

The height value of the cylinder B25 is set to be larger than the distance value between the movable grinding disc 9 and the fixed grinding disc 8, and the coarse grinding pulp is temporarily stored on the fixed grinding disc 8 and is ground through the design.

Referring to fig. 10, 11 and 12, the reciprocating roller mill device mainly comprises supports B10, fixed grinding plates 7 and press rollers B29, wherein the number of the supports B10 is 2, the supports B10 are symmetrically installed on the lower end surface of the outer side of the cross beam 13 through double screws 17, the press rollers B29 are installed at the lower end of the supports B10, the press rollers B29 are located in the fixed grinding plates 7, the fixed grinding plates 7 are of a folded plate structure, the fixed grinding plates 7 are 2 and are respectively located below openings of the cylinders B25, the lower ends of the fixed grinding plates 8 are installed on the inner wall of the grinding cylinder 6 through screws 17, and the upper ends of the fixed grinding plates 7 are installed on the lower end surface of the fixed grinding plate 8 through screws 17.

The invention realizes the reciprocating rolling grinding of the middle ground pulp and the generation of fine ground pulp by a reciprocating roller mill device, namely, the reciprocating motion of a press roller B29 in the reciprocating roller mill device on a fixed grinding plate 7 is utilized, the rolling grinding of the middle ground pulp on the fixed grinding plate 7 is utilized to generate the fine ground pulp, specifically, when the device works, a triangular cam 14 drives a cross beam 13 to reciprocate leftwards and rightwards through a support A23, the cross beam 13 drives a support B10 and a press roller B29 thereon to reciprocate leftwards and rightwards, when the press roller B29 moves on the fixed grinding plate 7, the press roller B29 is promoted to reciprocate on the fixed grinding plate 7 under the action of friction force, the rolling press roller B29 rolls the middle ground pulp on the fixed grinding plate 7, the middle ground pulp is ground again from coarse to fine ground pulp and the fine ground pulp is generated, the bonding capability between fibers in the fine ground pulp is enhanced, and a local fiber pad is formed in the fine ground pulp by the rolling of the press roller B29, so as, the fine ground pulp after rolling and grinding flows to the bottom end of the grinding cylinder 6 through two sides of the fixed grinding plate 7.

The anti-settling pulping device is mainly an impeller rotor 3, the impeller rotor 3 is arranged on a main shaft 5 through a screw 17, and the impeller rotor 3 is positioned at the bottom end of a grinding cylinder 6.

The invention prevents fine grinding pulp from depositing and crushing pulp with quality through the anti-settling pulp crushing device, namely, the impeller rotor 3 in the anti-settling pulp crushing device stirs the fine grinding pulp in the grinding cylinder 6 to prevent the fine grinding pulp from depositing, and finely crushes and decomposes the crushed materials in the fine grinding pulp, so as to improve the quality of the pulp.

Claims (4)

1. A pulping device based on a rotary grinding and displacement and reciprocating roller grinding mainly comprises a pulping generation device, a power driving device, a displacement roller grinding device, a rotary grinding device, a reciprocating roller grinding device and an anti-settling pulping device, wherein the power driving device is arranged on the pulping generation device; the method is characterized in that: the grinding generation device mainly comprises a grinding cylinder and a cylinder cover, wherein a grinding outlet is arranged on the inner side of the grinding cylinder, 4 support columns which are uniformly distributed in the circumferential direction are arranged on the outer side of the grinding cylinder, the grinding cylinder is of a blind cylinder-shaped structure, the cylinder cover is arranged on the upper end surface of the grinding cylinder through 4 screws which are uniformly distributed in the circumferential direction, and 2 feed inlets are symmetrically arranged on the cylinder cover; the power driving device mainly comprises a motor, a main shaft, a triangular cam and a cross beam, wherein the motor is positioned right below the grinding cylinder, the main shaft is arranged on the motor, the main shaft sequentially penetrates through the grinding cylinder and the cylinder cover from bottom to top, the triangular cam is arranged at the upper part of the main shaft, and the cross beam is arranged on the cylinder cover through a bracket C; the shift roller grinding device mainly comprises a press roller A and a movable grinding disc, wherein the press roller A is arranged on a support A through a roller, the support A is welded on a cross beam, the movable grinding disc is arranged on a main shaft through a flat key, a filtering hole is formed in the inner side of the movable grinding disc, a cylinder A is welded on the upper end face of the outer side of the movable grinding disc, and a synchronizing rod is arranged between the movable grinding disc and a triangular cam; the rotary grinding device mainly comprises a movable grinding disc and a fixed grinding disc, wherein the fixed grinding disc is positioned right below the movable grinding disc, the fixed grinding disc is in clearance fit with the main shaft, a sealing ring is arranged between the fixed grinding disc and the main shaft, a cylinder B is welded on the fixed grinding disc, and 2 symmetrical openings are formed in the cylinder B; the reciprocating roller grinding device mainly comprises a support B, fixed grinding plates and press rollers B, wherein the number of the support B is 2, the support B is symmetrically arranged on the lower end face of the outer side of the cross beam through double screws, the press rollers B are arranged at the lower end of the support B, the press rollers B are positioned in the fixed grinding plates, the fixed grinding plates are of a folded plate structure, the number of the fixed grinding plates is 2 and are respectively positioned below the openings of the cylinders B, the lower ends of the fixed grinding plates are arranged on the inner wall of the grinding cylinder through screws, and the upper ends of the fixed grinding plates are arranged on the lower end face of the fixed grinding plates through; the anti-settling pulping device is mainly an impeller rotor, the impeller rotor is installed on the main shaft through a screw, and the impeller rotor is located at the bottom end of the grinding cylinder.

2. A refining apparatus based on a rotary and indexed, reciprocating roller mill as defined in claim 1, characterized in that: the main shaft is a 5-section stepped shaft, a roller bearing, a bearing cover and a sealing ring are arranged at the joint of the main shaft and the grinding cylinder, and the roller bearing is arranged at the joint of the main shaft and the cylinder cover; the triangular cam is arranged on the main shaft through a flat key and is provided with 3 convex surfaces which are uniformly distributed in the circumferential direction; the supports C are mounted on the lower end face of the cylinder cover through screws, the number of the supports C is 2, the supports C are symmetrically arranged, and rectangular holes are formed in the middle of the supports C; the crossbeam is rectangular plate structure, and the middle part of crossbeam is equipped with the rectangle hole, and the main shaft is located the rectangle hole of crossbeam, and the crossbeam is installed in the rectangle hole of support C, and the crossbeam is equipped with the gyro wheel respectively with support C junction's upper and lower side.

3. A refining apparatus based on a rotary and indexed, reciprocating roller mill as defined in claim 1, characterized in that: the number of the compression rollers A is 2, and the compression rollers A are symmetrically arranged on two sides of the movable grinding disc; the number of the filter holes on the movable grinding disc is 6, and the filter holes are uniformly distributed in the circumferential direction; the height value of the cylinder A is larger than that of the compression roller A; the number of the synchronizing rods is 4, the synchronizing rods are uniformly distributed in the circumferential direction, and the synchronizing rods are positioned on the inner side of the filter holes; and a roller bearing is arranged at the contact part of the bracket A and the triangular cam.

4. A refining apparatus based on a rotary and indexed, reciprocating roller mill as defined in claim 1, characterized in that: the fixed grinding disc does not move along with the main shaft, the diameter values of the fixed grinding disc and the cylinder B are respectively larger than the diameter value of the movable grinding disc, and the height value of the cylinder B is larger than the distance value between the movable grinding disc and the fixed grinding disc.

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