CN-119386992-B - Lyocell fiber raw material crushing device

CN119386992BCN 119386992 BCN119386992 BCN 119386992BCN-119386992-B

Abstract

The application discloses a lyocell fiber raw material crushing device which comprises a box body, a partition plate, a crushing mechanism, a driving mechanism, a feeding assembly and a plurality of dredging mechanisms, wherein the partition plate is fixedly arranged in the box body, a plurality of discharging through grooves are formed in the partition plate, the crushing mechanism is rotatably arranged in the box body, the feeding assembly comprises a fixed rod, a rotating pipe, a plurality of taking mechanisms and a discharging mechanism, the fixed rod is fixedly arranged in the box body, the rotating pipe is rotatably arranged in the box body, the taking mechanisms are respectively arranged on the peripheral surface of the rotating pipe, the taking mechanisms are respectively connected with the discharging mechanisms, the driving mechanism is respectively connected with the crushing mechanism and the rotating pipe, the dredging mechanisms are respectively arranged on the partition plate, and the dredging mechanisms are respectively connected with the rotating pipe. Therefore, intermittent automatic input of waste fiber raw materials can be realized, so that the possibility of blockage of the crushing cutter roller is effectively reduced, manual intervention can be effectively reduced, the labor intensity is reduced, and the crushing efficiency is improved.

Inventors

XU RUI
CAO HUAGANG
SHEN WEIGUO

Assignees

江苏华赛尔新材料科技有限公司

Dates

Publication Date: 20260505
Application Date: 20241104

Claims (3)

1. A crushing device for lyocell fiber raw materials is characterized by comprising a box body, a baffle plate, a crushing mechanism, a driving mechanism, a feeding assembly and a plurality of dredging mechanisms, wherein, The separation plate is fixedly arranged in the box body, a plurality of blanking through grooves are formed in the separation plate, and the top and the bottom of the separation plate are respectively provided with a feeding area and a crushing area; The crushing mechanism is rotatably arranged in the box body and is positioned in the crushing zone; the feeding component comprises a fixed rod, a rotary pipe, a plurality of material taking mechanisms and a material discharging mechanism, wherein, The fixing rod is fixedly arranged in the box body and is positioned between the partition plate and the crushing mechanism; The rotating pipe is rotatably arranged in the box body, and the rotating pipe is sleeved on the fixed rod; The material taking mechanisms are respectively arranged on the outer peripheral surface of the rotary pipe, the material discharging mechanisms are arranged on the fixed rods, and the material taking mechanisms are respectively connected with the material discharging mechanisms; The driving mechanism is arranged on the box body and is respectively connected with the crushing mechanism and the rotating pipe; the dredging mechanisms are respectively arranged on the partition plate and are respectively connected with the rotating pipe; The material taking mechanism comprises a fixed pipe and a grabbing pipe, wherein, One end of the fixed pipe is fixedly arranged on the outer peripheral surface of the rotating pipe, and the fixed pipe is communicated with the inside of the rotating pipe; One end of the grabbing pipe is pivotally connected with the other end of the fixed pipe, and the other end of the grabbing pipe is in a closed state; The discharging mechanism comprises an L-shaped air bag, a fixed cylinder, a piston, a movable rod, a limiting plate, a positioning plate, a first spring and a cam roller, wherein, The L-shaped air bags are respectively positioned in the fixed pipe and the grabbing pipe, and two ends of the L-shaped air bags are respectively fixedly connected with the inner walls of the fixed pipe and the grabbing pipe; The fixed cylinder is fixedly arranged in the fixed pipe, and one end of the fixed cylinder is communicated with the L-shaped air bag; the piston can be arranged in the fixed cylinder in a sliding way, and the outer peripheral surface of the piston is matched with the inner wall of the fixed cylinder; the cam roller is sleeved on the fixed rod; The movable rod is slidably arranged in the fixed pipe, one end of the movable rod is fixedly connected with the piston, and the other end of the movable rod is in rolling connection with the outer peripheral surface of the cam roller through a roller; The limiting plate is fixedly arranged in the fixed pipe, and the positioning plate is sleeved on the movable rod; the first spring is sleeved on the movable rod, and two ends of the first spring are fixedly connected with the limiting plate and the positioning plate respectively; The dredging mechanism comprises a dredging rod, a movable plate, a second spring and a cam, wherein, The dredging rod is slidably connected with the partition board; The cam is sleeved on the rotating pipe, and one end of the dredging rod is in rolling connection with the outer peripheral surface of the cam through a roller; the movable plate is sleeved on the dredging rod; The second spring is sleeved on the dredging rod, and two ends of the second spring are fixedly connected with the partition plate and the movable plate respectively.
2. The lyocell fiber raw material crushing device according to claim 1, wherein the crushing mechanism comprises two crushing knife rolls, two ends of the two crushing knife rolls are rotatably connected with two inner side walls of the box body respectively, and the two crushing knife rolls are arranged in a front-back side-by-side manner.
3. The lyocell fiber raw material crushing apparatus according to claim 2, wherein the driving mechanism comprises a mounting frame, a motor, two driving gears, a driven lever, a driven gear and a chain, wherein, The mounting frame is fixedly arranged on the box body; the motor is arranged on the mounting frame, and an output shaft of the motor is coaxially connected with one end of one crushing knife roller through a coupler; The two driving gears are respectively sleeved on the two crushing knife rolls and are meshed and connected; One end of the driven rod is rotatably connected with the box body, and the chain is arranged between the driven rod and the rotating pipe through two chain wheels in a transmission way; the driven gear is sleeved on the driven rod and is meshed with one of the driving gears.

Description

Lyocell fiber raw material crushing device Technical Field The application relates to the technical field of lyocell fiber production, in particular to a lyocell fiber raw material crushing device. Background The lyocell fiber is used as a regenerated cellulose fiber with excellent performance, is prepared by an advanced organic solvent spinning method based on natural cellulose, has the advantages of high strength, excellent hygroscopicity and air permeability, good dyeing performance and the like, and in the production of the lyocell fiber, the recycled waste fiber is often used as an important raw material source, and the waste fiber can come from waste materials, waste textiles and the like in the textile production process, so that the waste fiber is recycled, the production cost can be reduced, the resource waste can be reduced, the recycling of resources is promoted, and the method has positive significance for environmental protection and sustainable development. In the process of producing lyocell fibers by using recycled waste fibers, crushing of raw materials is an indispensable pretreatment link, the waste fiber raw materials generally have irregular shapes and different sizes, and may have winding, agglomeration and other conditions, and if the crushing treatment is not performed, the waste fibers have various problems in the subsequent processes of dissolving, spinning and the like. In the related art, mechanical crushing means are mainly adopted for crushing fiber waste raw materials, common equipment is a roller crusher, two crushing knife rolls which rotate relatively are utilized to extrude and shear the waste fiber raw materials, the crushing treatment of the fiber raw materials can be realized in the mode, but a certain defect exists in the feeding mode, the mode is generally adopted for feeding, the fiber waste raw materials are continuously conveyed to a position between the two crushing knife rolls by using a conveying belt, but waste fibers are easily accumulated and wound on the conveying belt in the conveying process, when the fiber waste raw materials are conveyed to a feeding hole, a large amount of accumulated raw materials can quickly block a crushing mechanism, so that the equipment cannot work normally, the maintenance cost of the equipment is increased, the interruption of production time is caused, and in addition, the fiber raw materials are required to be continuously placed on the conveying belt manually, so that the labor intensity is high and the efficiency is low. Disclosure of Invention The present application aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the application is to provide a lyocell fiber raw material crushing device, which can realize intermittent automatic input of waste fiber raw materials, so as to effectively reduce the possibility of blockage of a crushing knife roller, effectively reduce manual intervention, reduce labor intensity and improve crushing efficiency. In order to achieve the above object, an embodiment of a first aspect of the present application provides a lyocell fiber raw material crushing device, which comprises a box body, a partition plate, a crushing mechanism, a driving mechanism, a feeding assembly and a plurality of dredging mechanisms, wherein the partition plate is fixedly arranged in the box body, a plurality of discharging through grooves are formed in the partition plate, the top and the bottom of the partition plate are respectively arranged as a feeding area and a crushing area, the crushing mechanism is rotatably arranged in the box body and is positioned in the crushing area, the feeding assembly comprises a fixed rod, a rotary pipe, a plurality of taking mechanisms and a discharging mechanism, the fixed rod is fixedly arranged in the box body and is positioned between the partition plate and the crushing mechanism, the rotary pipe is rotatably arranged in the box body and is arranged on the fixed rod, the plurality of taking mechanisms are respectively arranged on the peripheral surfaces of the rotary pipe, the discharging mechanisms are arranged on the fixed rod and are respectively connected with the crushing mechanism, the plurality of taking mechanisms are respectively arranged on the rotary pipe and the dredging mechanisms are respectively connected with the box body and the driving mechanism. The lyocell fiber raw material crushing device provided by the embodiment of the application can realize intermittent automatic input of waste fiber raw materials, so that the possibility of blocking a crushing knife roller is effectively reduced, manual intervention can be effectively reduced, the labor intensity is reduced, and the crushing efficiency is improved. In addition, the lyocell fiber raw material crushing device provided by the application can also have the following additional technical characteristics: In one embodiment of the application, the