CN114214859A

CN114214859A - Filamentation machine

Info

Publication number: CN114214859A
Application number: CN202210050110.3A
Authority: CN
Inventors: 许银川; 来宪魁; 许超峰; 许要锋; 刘伟杰; 杨豫隆
Original assignee: Zhengzhou Yunda Paper Equipment Co Ltd
Current assignee: Zhengzhou Yunda Paper Equipment Co Ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-03-22

Abstract

The invention relates to a filamentation machine which comprises a rack, a main shaft module and a filamentation module, wherein the main shaft module and the filamentation module are arranged on the rack, the main shaft module comprises a main shaft, a shell, a hydraulic control unit and a lubricating and cooling unit, the shell is fixed on the rack, the main shaft is arranged in the shell, the hydraulic control unit is used for controlling the axial movement of the main shaft, the lubricating and cooling unit is used for lubricating and cooling the main shaft, the filamentation module is arranged at one end of the main shaft, the filamentation module comprises a filamentation chamber, a movable disc and a static disc, the movable disc and the static disc are both arranged in the filamentation chamber, the movable disc is connected with the main shaft, the static disc is fixed in the filamentation chamber, abrasive discs are oppositely arranged on the movable disc and the static disc are arranged at intervals. The invention controls the advancing and retreating of the main shaft through the hydraulic control module, controls the clearance between the movable disc and the static disc at any time to adjust the wire separating effect, and lubricates and cools each bearing through the lubricating and cooling module, thereby improving the application range of the wire cutting machine and prolonging the service life of the wire cutting machine.

Description

Filamentation machine

Technical Field

The invention relates to the technical field of papermaking equipment, in particular to a filamentation machine.

Background

In the industries of pulping, papermaking and fiber board, fiber raw materials mainly come from wood, and wood chips are required to be sliced, devillicate and broomed in the manufacturing process. The filamentization machine is equipment for grinding wood, is suitable for treating chemical pulp, semi-chemical pulp, mechanical pulp, high-yield pulp by a cold soaking method and grinding fiber board materials in the modern paper making industry, has wide application range of the pulp, and can be used for pulp with complicated tree species and large material difference, leftover materials, shavings and the like left after wood processing.

Filamentation machine is at the during operation, high rotational speed, high moment of torsion operation can produce high temperature, steam and certain pressure, simultaneously according to the difference of different raw materials and the degree of wear of abrasive disc, need adjust the abrasive disc clearance and make the branch silk effect that realizes the difference, and current branch silk machine generally can't adjust the clearance of abrasive disc, and stability is not high simultaneously.

Disclosure of Invention

The invention aims to provide a filamentation machine, which solves the problem that the gap between grinding plates cannot be adjusted by the existing filamentation machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a filamentation machine comprises a rack, a main shaft module and a filamentation module, wherein the main shaft module and the filamentation module are arranged on the rack; the main shaft module comprises a main shaft, a shell, a hydraulic control unit and a lubricating and cooling unit, the shell is fixed on the rack, the main shaft is arranged in the shell, the hydraulic control unit is used for controlling the axial movement of the main shaft, and the lubricating and cooling unit is used for lubricating and cooling the main shaft; the filamentation module is established main shaft one end, the filamentation module includes filamentation room, driving disk and quiet dish, and driving disk and quiet dish are all established in the filamentation room, wherein, the driving disk with the main shaft is connected, quiet dish is fixed in the filamentation room, the relative abrasive disc that is equipped with on driving disk and the quiet dish, the driving disk with quiet dish interval sets up.

Preferably, the hydraulic control unit comprises a hydraulic propelling component and a hydraulic retreating component, the hydraulic propelling component comprises an intermediate bearing, an intermediate bearing sleeve, a main oil inlet cylinder and a first oil inlet pipe, the intermediate bearing is arranged in the shell and positioned between the intermediate bearing sleeve and the main shaft, the main oil inlet cylinder sleeve is arranged between the main shaft and the intermediate bearing sleeve, a main liquid inlet pressure cavity is formed between the main oil inlet cylinder and the intermediate bearing sleeve, and the first oil inlet pipe is communicated with the main liquid inlet pressure cavity; the hydraulic retreating assembly comprises a rear bearing, a rear bearing sleeve, a first boosting oil cylinder and a second oil inlet pipe, wherein the rear bearing is arranged in the shell and located between the rear bearing sleeve and the main shaft, the first boosting oil cylinder sleeve is arranged between the main shaft and the rear bearing, a retreating hydraulic cavity is formed between the first boosting oil cylinder and the rear bearing sleeve, and the second oil inlet pipe is communicated with the retreating hydraulic cavity.

It is further preferred, the hydraulic propulsion subassembly still includes front bearing, front bearing housing, second boosting hydro-cylinder and third oil inlet pipe, the front bearing is established in the casing, be located the front bearing housing with between the main shaft, the second boosting hydro-cylinder cover is established the main shaft with between the casing, the second boosting hydro-cylinder with form the boosting hydraulic pressure chamber between the front bearing housing, the third oil inlet pipe pass through the second boosting hydro-cylinder with the intercommunication of boosting hydraulic pressure chamber.

Preferably, the outer walls of the front bearing sleeve, the middle bearing sleeve and the rear bearing sleeve are provided with guide grooves, guide pins are arranged at corresponding positions on the shell, and the guide pins are matched with the guide grooves to limit the rotation and advance and retreat ranges of the front bearing sleeve, the middle bearing sleeve and the rear bearing sleeve.

Further preferably, the lubricating and cooling unit includes a first lubricating and cooling assembly and a second lubricating and cooling assembly, one first lubricating assembly is disposed at each of two ends of the housing, the first lubricating assembly includes a first lubricating oil pipe, a first annular oil passage, a first oil dividing ring and a first oil returning hole, one of the first annular oil passages is disposed at an edge of the first boosting cylinder, the other of the first annular oil passages is disposed at an edge of the second boosting cylinder, the first oil dividing ring is disposed in the first annular oil passage, the first lubricating oil pipe is communicated with the first oil dividing ring, one of the first oil returning holes is disposed on the front bearing housing, the other of the first oil returning holes is disposed on the rear bearing housing, and a part of the lubricating oil enters the retainer of the front bearing through one of the first lubricating oil pipes and the first oil dividing ring disposed on the first boosting cylinder, finally, the lubricating oil is discharged through a first oil return hole formed in the front bearing sleeve, and a part of the lubricating oil enters a retainer of the rear bearing through another first lubricating oil pipe and a first oil distribution ring arranged on the second boosting oil cylinder and is finally discharged through a first oil return hole formed in the rear bearing sleeve; the second lubricating and cooling assembly is arranged in the middle of the shell and comprises a second lubricating oil pipe, a second annular oil passage, a second oil distribution ring and a second oil return hole, the second annular oil passage is arranged at the edge of the main oil inlet cylinder, the second oil distribution ring is arranged in the second annular oil passage, the second lubricating oil pipe is communicated with the first oil distribution ring, the second oil return hole is arranged on the shell, lubricating oil passes through the second lubricating oil pipe, the second annular oil passage arranged on the main oil inlet cylinder and the second oil distribution ring enter a retainer of an intermediate bearing, and finally the second oil return hole on the shell is discharged.

Preferably, shaft end glands for plugging the shell are arranged at two ends of the shell, third oil return holes are formed in the shaft end glands, and the third oil return holes are obliquely arranged and communicated with the first oil return holes; grooves for preventing a large amount of lubricating oil from entering the shaft end gland are formed in the front bearing sleeve and the rear bearing sleeve.

Preferably, pre-tightening spring sets are arranged between the front bearing sleeve and the middle bearing sleeve and between the middle bearing sleeve and the rear bearing sleeve.

Preferably, the shaft end gland is provided with an oil cup, and two ends of the shell are provided with dustproof sleeves.

Further preferably, the filamentation chamber includes end plate, upper cover and lower cover, the upper cover with the lower cover close piece together the back with end plate fixed connection, the lower cover upper end is followed the lower cover profile is equipped with O shape circle groove, be equipped with the sealing washer in the O shape circle groove.

Further preferably, the upper cover and the lower cover are connected through a bolt, and a sleeve is sleeved on the bolt.

The invention has the beneficial effects that:

according to the filamentation machine, the hydraulic control module is used for controlling the main shaft to advance and retreat, the gap between the movable disc and the static disc can be controlled at any time to adjust the filamentation effect, and the lubricating and cooling module is used for lubricating and cooling each bearing, so that the application range of the filamentation machine is remarkably improved, and the service life of the filamentation machine is prolonged.

Further, through the design of the upper cover and the lower cover which are separated from each other from top to bottom, the grinding discs on the movable disc and the static disc are convenient to replace, and the replacement difficulty of the grinding discs is reduced.

Drawings

FIG. 1 is a cross-sectional view of the filamentization machine of the present invention;

FIG. 2 is a schematic diagram of a hydraulic control unit in the filamentation machine of the present invention;

FIG. 3 is a schematic view of a lubrication and cooling unit in the filamentization machine of the present invention;

FIG. 4 is a schematic view at A in FIG. 3;

FIG. 5 is a cross-sectional view of the spindle module of the filamentation machine of the present invention;

FIG. 6 is a schematic view at B in FIG. 5;

FIG. 7 is a schematic view of a filamentation module in the filamentation machine of the present invention;

FIG. 8 is a schematic view of a filamentation chamber in the filamentation machine of the present invention;

FIG. 9 is a schematic view of a movable platen in the fiberizer of the present invention.

Names corresponding to the marks in the figure:

1. a frame, 11, a positioning flange, 12, a positioning pin, 21, a main shaft, 22, a housing, 221, a positioning groove, 222, a guide pin, 223, a shaft end gland, 2231, an oil inlet, 2232, an oil cup, 2233, a rubber dust boot, 224, a third oil return hole, 225, a pre-tightening spring, 31, an intermediate bearing, 32, an intermediate bearing bush, 33, a main oil cylinder, 34, a first oil inlet pipe, 35, a main liquid inlet pressure chamber, 41, a rear bearing, 42, a rear bearing bush, 43, a first boosting oil cylinder, 44, a second oil inlet pipe, 45, a backward hydraulic chamber, 51, a front bearing, 52, a front bearing bush, 53, a second boosting oil cylinder, 54, a third oil inlet pipe, 55, a boosting hydraulic chamber, 61, a first lubricating oil pipe, 62, a first annular pipeline, 63, a first oil divider ring, 64, a first oil return hole, 71, a second lubricating oil pipe, 74, a second oil return hole, 75, a groove, 81, a threading chamber, 811. the material stirring device comprises an end plate 812, an upper cover 813, a lower cover 8131, an O-shaped ring groove 8132, a sealing ring 82, a movable disc 83, a static disc 91, a fastening bolt 92, a sleeve 101, a material stirring disc 102, a force transmission pin 103, a flow disturbing strip 104, an outer material stirring strip 105 and an inner material stirring strip.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1:

the filamentation machine in the embodiment of the invention controls the advancing and retreating of the main shaft through the hydraulic control unit, adjusts the distance between the movable disc and the static disc, improves the filamentation effect, and simultaneously adopts the lubricating and cooling unit to lubricate and cool the main shaft, improves the durability of the filamentation machine and prolongs the service life of equipment.

As shown in fig. 1, the filamentation machine comprises a frame 1, a main shaft module and a filamentation module, wherein the main shaft module and the filamentation module are both arranged on the frame 1, the filamentation module is arranged at one end of the main shaft module, and the rotation of the main shaft module drives the filamentation module to rotate, so as to grind and filamentate the wood chips entering the filamentation module.

The main shaft module comprises a main shaft 21, a shell 22, a hydraulic control unit and a lubricating and cooling unit, wherein the shell 22 is fixed on the rack 1, the main shaft 21 is arranged in the shell 22, the hydraulic control unit and the lubricating and cooling unit are both arranged on the shell 22, the hydraulic control unit is used for controlling the axial movement of the main shaft 21, and the lubricating and cooling unit is used for lubricating and cooling the main shaft 21.

As shown in fig. 1, a positioning groove 221 is formed in the edge of the right side of the casing 22, a positioning flange 11 is arranged on the frame 1, the positioning flange 11 is matched with the positioning groove 221 to limit axial movement of the casing 22, a positioning pin 12 is further arranged at the position of the frame 1 at the lower end of the positioning flange 11, and the positioning pin 12 limits radial rotation of the casing 22.

As shown in fig. 2, the hydraulic control unit includes a hydraulic propulsion assembly for controlling the main shaft 21 to propel and a hydraulic retraction assembly for controlling the main shaft 21 to retract.

The hydraulic propelling component comprises an intermediate bearing 31, an intermediate bearing sleeve 32, a main oil inlet cylinder 33 and a first oil inlet pipe 34, wherein the intermediate bearing 31 and the intermediate bearing sleeve 32 are arranged in a shell 22, a main shaft 21 is sleeved in the intermediate bearing 31, the intermediate bearing sleeve 32 is arranged between the intermediate bearing 31 and the shell 22 and is used for supporting the intermediate bearing 31, the main oil inlet cylinder 33 is arranged between the main shaft 21 and the intermediate bearing sleeve 32, a certain space is formed between the main oil inlet cylinder 33 and the intermediate bearing sleeve 32 to form a main liquid inlet pressure cavity 35, the first oil inlet pipe 34 is inserted into the main oil inlet cylinder 33 from the shell 22, an oil duct is arranged in the main oil inlet cylinder 33, the first oil inlet pipe 34 is communicated with the main liquid inlet pressure cavity 35 through the oil duct, when the main shaft 21 needs to be propelled, hydraulic oil is injected into the first oil inlet pipe 34, the hydraulic oil enters the main liquid inlet hydraulic cavity 35 to propel the intermediate bearing sleeve 32 to advance, the intermediate bearing sleeve 32 propels the intermediate bearing 31 to advance, thereby advancing the main shaft 21.

The hydraulic backward moving assembly includes a back bearing 41, a back bearing housing 42, a first boosting cylinder 43 and a second oil inlet pipe 44, the back bearing 41 and the back bearing housing 42 are both provided in the housing 22, the main shaft 21 is sleeved in the back bearing 41, the back bearing housing 42 is provided between the back bearing 41 and the housing 22 for supporting the back bearing 41, the first boosting cylinder 43 is provided between the main shaft 21 and the back bearing housing 42, a certain space is provided between the first boosting cylinder 43 and the back bearing housing 42 to form a backward hydraulic chamber 45, the second oil inlet pipe 44 is inserted into the first boosting cylinder 43 from the housing 22, an oil passage is provided in the first boosting cylinder 43, the second oil inlet pipe 44 is communicated with the backward hydraulic chamber 45 through the oil passage, when the main shaft 21 needs to be backward moved, hydraulic oil is injected into the second oil inlet pipe 44, the hydraulic oil enters the backward hydraulic chamber 45 to push the back bearing housing 42 to move backward, the back bearing housing 42 pushes the back bearing backward, thereby driving the main shaft 21 backward.

In order to further ensure the propelling effect of the main shaft 21, in this embodiment, the hydraulic propelling assembly further includes a front bearing 51, a front bearing sleeve 52, a second boosting cylinder 53 and a third oil inlet pipe 54, the front bearing 51 and the front bearing sleeve 52 are disposed in the housing 22, the main shaft 21 is sleeved in the front bearing 51, the front bearing sleeve 52 is disposed between the front bearing 51 and the housing 22 for supporting the front bearing, the second boosting cylinder 53 is disposed between the main shaft 21 and the front bearing sleeve 52, a certain space is provided between the second boosting cylinder 53 and the front bearing sleeve 52 to form a boosting hydraulic chamber 55, the third oil inlet pipe 54 is inserted into the second boosting cylinder 53 from the housing 22, an oil passage is disposed in the second boosting cylinder 53, the third oil inlet pipe 54 is communicated with the boosting hydraulic chamber 55 through the oil passage, when the main shaft 21 needs to be propelled, hydraulic oil is injected into the third oil inlet pipe 54, the hydraulic oil enters the boosting hydraulic chamber 55 to propel the front bearing sleeve 52, the front bearing housing 52 pushes the front bearing 51 forward, thereby advancing the main shaft 21.

In order to prevent the main shaft 21 from rotating during the forward or backward movement and limit the forward and backward movement range of the main shaft 21, in this embodiment, positioning grooves 221 are formed on the outer walls of the front bearing sleeve 52, the middle bearing sleeve 32 and the rear bearing sleeve 42, and guide pins 222 are disposed at corresponding positions on the housing 22, and the guide pins 222 are engaged with the positioning grooves 221, so as to prevent the main shaft 21 from rotating radially and limit the axial movement distance of the main shaft 21.

As shown in fig. 3 and 4, the lubricating and cooling unit includes a first lubricating and cooling assembly and a second lubricating and cooling assembly, a first lubricating and cooling assembly is provided at each end of the casing 22 for lubricating and cooling the main shaft 21 and each bearing, the first lubricating and cooling assembly includes a first lubricating oil pipe 61, a first annular oil passage 62, a first oil dividing ring 63 and a first oil returning hole 64, one of the first annular oil passage is provided at the edge of the first boosting cylinder 43, the other first annular oil passage 62 is provided at the edge of the second boosting cylinder 53, the first oil dividing ring 63 is clamped in the first annular oil passage 62, the first oil dividing ring 63 is provided with a plurality of oil outlet holes, the first lubricating oil pipe 61 passes through the casing 22 to communicate with the first oil dividing ring 63, a first oil returning hole 64 is provided at the front bearing housing 52, a first oil returning hole 64 is also provided at the rear bearing housing 42, and in actual use, a part of the lubricating oil enters the front bearing through one of the first lubricating oil pipes 61 and the first oil dividing ring 63 arranged on the first boosting cylinder 43, the oil outlet has a certain angle, the lubricating oil is sprayed to the front bearing 51 through the oil outlet at a certain angle and just enters the retainer of the front bearing 51 to cool the front bearing 51, and finally is discharged through the first oil returning hole 64 arranged on the front bearing sleeve 52, a part of the lubricating oil enters the rear bearing 41 through the other first lubricating oil pipe 61 and the first oil dividing ring 63 arranged on the second boosting cylinder 53, the oil outlet has a certain angle, the lubricating oil is sprayed to the rear bearing 41 through the oil outlet at a certain angle and just enters the retainer of the rear bearing 41 to cool the rear bearing 41, and finally is discharged through the first oil returning hole 64 arranged on the rear bearing sleeve 42.

The second lubricating and cooling assembly is arranged in the middle of the shell 22 and comprises a second lubricating oil pipe 71, a second annular oil passage, a second oil dividing ring and a second oil return hole 74, the second annular oil passage is arranged at the edge of the main oil inlet cylinder 33, the second oil dividing ring is arranged in the second annular oil passage, a plurality of oil outlet holes are formed in the second oil dividing ring, the second lubricating oil pipe 71 penetrates through the shell 22 and is communicated with the second oil dividing ring, the second oil return hole 74 is formed in the shell 22, lubricating oil enters the intermediate bearing through the second lubricating oil pipe 71 and the second annular oil passage and the second oil dividing ring which are arranged on the main oil inlet cylinder 33, the oil outlet holes have a certain angle, the lubricating oil is sprayed into a retainer of the intermediate bearing 31 through the oil outlet holes at a certain angle to cool the intermediate bearing 31, and finally is discharged through the second oil return hole 74 formed in the shell 22.

In this embodiment, an oil tank is disposed below the housing 22, and the lubricating oil enters the oil tank through the first oil return hole 64 and the second oil return hole 74, and the lubricating oil can be always kept clean and can be recycled through filtering of the oil tank.

In order to prevent the lubricant from leaking, shaft end pressing covers 223 are disposed at two ends of the housing 22 for sealing two ends of the housing 22, a third oil return hole 224 is disposed in the shaft end pressing cover 223, the third oil return hole 224 is obliquely disposed and is communicated with the first oil return hole 64, an oil groove is disposed in the shaft end pressing cover 223, when a small amount of lubricant enters the oil groove in the shaft end pressing cover 223, the lubricant flows back to the oil tank through the third oil return hole 224 and the first oil return hole 64, and the lubricant can be effectively prevented from flowing back by a large inclination angle. Since the flow rate of the lubricating oil is high in the oil-jet lubrication, grooves 75 are provided in the front bearing sleeve 52 and the rear bearing sleeve 42 to prevent the lubricating oil kicked up in the lubrication from entering the shaft-end gland 223 in a large amount.

In this embodiment, the front bearing 51, the intermediate bearing 31 and the rear bearing 41 all adopt spherical roller thrust bearings, the spherical roller thrust bearings can bear axial and radial combined loads with axial loads as main components, and are mainly applied to equipment such as heavy machine tools, hydroelectric generators, tower cranes, extruders and the like, the spherical roller thrust bearings are of a split type, a shaft ring, a retainer, a roller assembly and a race ring can be independently installed, the installation and adjustment of the spherical roller bearings influence the precision, the service life and the performance of the bearings, and the spherical roller bearings must bear certain minimum loads in order to enable the bearings to obtain good operation in the high-speed or high-acceleration operation process, in this embodiment, a group of pre-tightening springs 225 are respectively arranged between the front bearing sleeve 52 and the intermediate bearing sleeve 32 and between the intermediate bearing sleeve 32 and the rear bearing sleeve 42, the bearings and the springs are sequentially installed in the installation process to maintain the installation state of the bearings, the same and constant axial pretightening force is provided for the front bearing 51, the middle bearing 31 and the rear bearing 41 in the operation process, the stable operation of each bearing can be kept, the positioning precision of the main shaft 21 is improved, the bounce of the main shaft 21 is reduced, the rotation precision is improved, the transverse sliding of the rolling bodies is avoided, and the noise and the vibration are reduced.

In this embodiment, as shown in fig. 5 and 6, in order to reduce the frictional resistance of each bearing bush, oil inlets 2231 are provided on two shaft end pressing covers 223, and after oil is injected through an oil cup 2232, grease enters the sliding contact surface through the oil inlets 2231 to realize lubrication, and in addition, in order to prevent impurities such as dust from adhering to the sliding surface to contaminate the grease, which affects the equipment, a rubber dust-proof cover 2233 is further provided on the shaft end pressing cover 223.

As shown in fig. 7-9, the filamentation module comprises a filamentation chamber 81, a movable disk 82 and a fixed disk 83, wherein the movable disk 82 and the fixed disk 83 are both arranged in the filamentation chamber 81, the movable disk 82 and the fixed disk 83 are provided with abrasive discs relatively, and the movable disk 82 and the fixed disk 83 are arranged at intervals.

The filamentation chamber 81 comprises an end plate 811, an upper cover 812 and a lower cover 813, the upper cover 812 and the lower cover 813 are fixedly connected with the end plate 811 after being spliced, the end plate 811 is fixed on the frame 1 through an end plate positioning pin and a bolt, the static disc 83 is installed on the end plate 811 through a bolt, the upper cover 812 and the lower cover 813 are fixedly connected with the end plate 811 through a bolt, the movable disc 82 is connected with the main shaft 21 through an inner hole in an interference fit manner, the abrasive discs arranged on the movable disc 82 and the static disc 83 are continuously worn in the process of filamentation of the wood chips, the abrasive discs need to be replaced when reaching a certain wear degree, in order to replace the abrasive discs, in the embodiment, the upper cover 812 and the lower cover 813 are fixed with the end plate 811 after being spliced, the abrasive discs can be replaced only by opening the upper cover 812, meanwhile, because certain high temperature and pressure need to be born in the working process, high requirements on the sealing performance, continuous strength and connection reliability between the upper cover 812 and the lower cover 813 are met, the upper cover 812 and the lower cover 813 are both irregular ellipses, a sealing groove cannot be machined between the joint surfaces by a traditional machining method, only the machining smoothness of the joint surfaces can be improved for sealing, and the situation of poor sealing often occurs.

The filamentation machine can produce vibration, pressure rise and temperature rise in the operation process, this has increased the fastening degree of difficulty between upper cover 812 and lower cover 813, according to the condition that the atress constantly increases from both ends to the centre between upper cover 812 and lower cover 813 in the course of the work, the bolt clearance of upper cover 812 and lower cover 813 constantly reduces from both ends to the centre, be provided with eight fastening bolt 91 at upper cover 812 both ends and centre, be provided with sleeve 92 on fastening bolt 91 in order to increase fastening bolt 91 length, improve fastening bolt 91 elastic deformation volume, increase the yield limit of fastening bolt 91, and increase the thermal diffusivity, overcome the influence of temperature change.

As shown in fig. 8, when the filamentation machine works, the raw material is uniformly pulled out from the feed inlet at the front end through the material pulling disc 101, and the stress is larger in the material pulling process, so that the force transmission pin 102 is additionally arranged between the material pulling disc 101 and the movable disc 82, and in order to prevent wood chips from being accumulated and blocked in the filamentation process, the turbulence strip 103, the outer material pulling strip 104 and the inner material pulling strip 105 are additionally arranged at the rear part of the movable disc 82, so that the processed wood fibers are more smoothly discharged from the lower part of the filamentation chamber 81.

The working principle is as follows:

raw materials enter the filamentation chamber 81 from a front end feeding hole, the movable disc 82 rotates in the filamentation chamber 81, the grinding plates on the movable disc 82 divide the raw materials into filaments, when the gap between the movable disc 82 and the static disc 83 needs to be adjusted to control the filament dividing effect, hydraulic oil is injected into the first oil inlet pipe 34 and the third oil inlet pipe 54, the main shaft 21 is pushed by the hydraulic oil to move forwards, the gap between the movable disc 82 and the static disc 83 is reduced, the hydraulic oil is injected into the second oil inlet pipe 44, the main shaft 21 is pushed by the hydraulic oil to move backwards to a certain degree, and the gap between the movable disc 82 and the static disc 83 is increased. Lubricating oil is injected through the first lubricating oil pipe 61 and the second lubricating oil pipe 71 to lubricate and cool the front bearing 51, the middle bearing 31 and the rear bearing 41, and when the abrasion of the abrasive discs on the movable disc 82 and the static disc 83 needs to be replaced, the abrasive discs on the static disc 83 and the movable disc 82 can be replaced by only opening the upper cover 812.

According to the filamentation machine, the hydraulic control module controls the main shaft to advance and retreat, the gap between the movable disc and the static disc can be controlled at any time to adjust the filamentation effect, the lubricating and cooling module is used for lubricating and cooling each bearing, the application range of the filamentation machine is obviously improved, the service life of the filamentation machine is prolonged, the grinding discs on the movable disc and the static disc can be conveniently replaced through the design of the upper cover and the lower cover which are separated from each other up and down, and the difficulty in replacing the grinding discs is reduced.

Claims

1. A filamentation machine which is characterized in that: the device comprises a rack, a main shaft module and a filamentation module, wherein the main shaft module and the filamentation module are arranged on the rack; the main shaft module comprises a main shaft, a shell, a hydraulic control unit and a lubricating and cooling unit, the shell is fixed on the rack, the main shaft is arranged in the shell, the hydraulic control unit is used for controlling the axial movement of the main shaft, and the lubricating and cooling unit is used for lubricating and cooling the main shaft; the filamentation module is established main shaft one end, the filamentation module includes filamentation room, driving disk and quiet dish, and driving disk and quiet dish are all established in the filamentation room, wherein, the driving disk with the main shaft is connected, quiet dish is fixed in the filamentation room, the relative abrasive disc that is equipped with on driving disk and the quiet dish, the driving disk with quiet dish interval sets up.

2. The filamentization machine of claim 1, wherein: the hydraulic control unit comprises a hydraulic propelling component and a hydraulic retreating component, the hydraulic propelling component comprises an intermediate bearing, an intermediate bearing sleeve, a main oil inlet cylinder and a first oil inlet pipe, the intermediate bearing is arranged in the shell and positioned between the intermediate bearing sleeve and the main shaft, the main oil inlet cylinder is sleeved between the main shaft and the intermediate bearing sleeve, a main liquid inlet pressure cavity is formed between the main oil inlet cylinder and the intermediate bearing sleeve, and the first oil inlet pipe is communicated with the main liquid inlet pressure cavity; the hydraulic retreating assembly comprises a rear bearing, a rear bearing sleeve, a first boosting oil cylinder and a second oil inlet pipe, wherein the rear bearing is arranged in the shell and located between the rear bearing sleeve and the main shaft, the first boosting oil cylinder sleeve is arranged between the main shaft and the rear bearing, a retreating hydraulic cavity is formed between the first boosting oil cylinder and the rear bearing sleeve, and the second oil inlet pipe is communicated with the retreating hydraulic cavity.

3. The filamentization machine of claim 2, wherein: the hydraulic propulsion assembly further comprises a front bearing, a front bearing sleeve, a second boosting oil cylinder and a third oil inlet pipe, wherein the front bearing is arranged in the shell and located between the front bearing sleeve and the main shaft, the second boosting oil cylinder is sleeved between the main shaft and the shell, a boosting hydraulic cavity is formed between the second boosting oil cylinder and the front bearing sleeve, and the third oil inlet pipe is communicated with the boosting hydraulic cavity through the second boosting oil cylinder.

4. The filamentization machine of claim 3, wherein: the outer walls of the front bearing sleeve, the middle bearing sleeve and the rear bearing sleeve are provided with positioning grooves, the corresponding positions on the shell are provided with guide pins, and the guide pins are matched with the positioning grooves to limit the rotation and advance and retreat ranges of the front bearing sleeve, the middle bearing sleeve and the rear bearing sleeve.

5. The filamentization machine of claim 3, wherein: the lubricating and cooling unit comprises a first lubricating and cooling assembly and a second lubricating and cooling assembly, wherein two ends of the shell are respectively provided with one first lubricating assembly, the first lubricating assembly comprises a first lubricating oil pipe, a first annular oil passage, a first oil dividing ring and a first oil returning hole, one first annular oil passage is arranged at the edge of the first boosting oil cylinder, the other first annular oil passage is arranged at the edge of the second boosting oil cylinder, the first oil dividing ring is arranged in the first annular oil passage, the first lubricating oil pipe is communicated with the first oil dividing ring, one first oil returning hole is arranged on the front bearing sleeve, the other first oil returning hole is arranged on the rear bearing sleeve, and a part of lubricating oil enters a retainer of the front bearing through one first lubricating oil pipe and the first oil dividing ring arranged on the first boosting oil cylinder, finally, the lubricating oil is discharged through a first oil return hole formed in the front bearing sleeve, and a part of the lubricating oil enters a retainer of the rear bearing through another first lubricating oil pipe and a first oil distribution ring arranged on the second boosting oil cylinder and is finally discharged through a first oil return hole formed in the rear bearing sleeve; the second lubricating and cooling assembly is arranged in the middle of the shell and comprises a second lubricating oil pipe, a second annular oil passage, a second oil distribution ring and a second oil return hole, the second annular oil passage is arranged at the edge of the main oil inlet cylinder, the second oil distribution ring is arranged in the second annular oil passage, the second lubricating oil pipe is communicated with the first oil distribution ring, the second oil return hole is arranged on the shell, lubricating oil passes through the second lubricating oil pipe, the second annular oil passage arranged on the main oil inlet cylinder and the second oil distribution ring enter a retainer of an intermediate bearing, and finally the second oil return hole on the shell is discharged.

6. The filamentization machine of claim 5, wherein: shaft end glands for plugging the shell are arranged at two ends of the shell, third oil return holes are formed in the shaft end glands, and the third oil return holes are obliquely arranged and communicated with the first oil return holes; grooves for preventing a large amount of lubricating oil from entering the shaft end gland are formed in the front bearing sleeve and the rear bearing sleeve.

7. The filamentization machine of claim 6, wherein: and pre-tightening spring groups are arranged between the front bearing sleeve and the middle bearing sleeve and between the middle bearing sleeve and the rear bearing sleeve.

8. The filamentization machine of claim 6, wherein: an oil cup is arranged on the shaft end gland, and dustproof sleeves are further arranged at two ends of the shell.

9. The filamentization machine of claim 1, wherein: the filamentation chamber includes end plate, upper cover and lower cover, the upper cover with the lower cover close after piecing together with end plate fixed connection, the lower cover upper end is followed the lower cover profile is equipped with O shape circle groove, be equipped with the sealing washer in the O shape circle groove.

10. The filamentization machine of claim 9, wherein: the upper cover and the lower cover are connected through a bolt, and a sleeve is sleeved on the bolt.