CN218621185U - Short fiber sucking device on carding machine compression roller - Google Patents

Abstract

The utility model provides a short flannel device that inhales on carding machine compression roller, relate to textile production technical field, lower compression roller is through bearing one and wallboard fixed connection, it is through bearing two and wallboard fixed connection to go up compression roller, be equipped with the rectangle pole on the wallboard, the negative pressure pipe is connected with the wallboard through the rectangle pole, negative pressure pipe entry is connected with the straw, the negative pressure pipe export is connected with the negative pressure passageway through coupling hose, straw other end entry is arranged in and is pressed the roller top, it is equipped with the cover plate to go up compression roller periphery, the negative pressure pipe is arranged in on the cover plate, it is exported to sticis the roller down, it has the cotton net to go up to press between the roller. When the compressing roller on the carding machine collects the short velvet, the negative pressure in the suction pipe sucks away the short velvet, and the short velvet passes through the suction pipe, the negative pressure pipe, the connecting hose and the negative pressure channel in sequence and is sucked away by an exhaust fan of an underground dust removal system of a workshop. The utility model discloses can effectively reduce the short staple and gather in last roller department of sticising, prevent that the short staple from falling into the cotton net and forming the nep, improve the silver quality.

Description

Short fiber sucking device on compression roller of carding machine

Technical Field

The utility model belongs to the technical field of the textile production technique and specifically relates to a short fiber suction device on cotton carding machine roller.

Background

In the textile mill comb and parallel cotton fibers process production, the mass production differentiation fibre of current cotton spinning enterprise, these fibre are mostly macromolecular material, play static easily, and some fibre intensity is not high, can produce a large amount of short fibers in process of production. Particularly, in the cotton stripping system part of the cotton carding process, because the electrostatic and compacting rollers continuously rotate, the air current is driven to move upwards, and a large amount of short fibers cannot be normally formed into a net in a cotton net and are continuously taken away to form the raw strips. In the prior art, only the cover plate covers one part of the roller at the position of the compression roller, a large amount of short fibers are continuously gathered on the surface of the roller, and fall into the cotton net after being gathered to a certain amount, and enter the raw strips along with the cotton net to form neps, so that harmful defects are formed in yarns, and the quality of the yarns is influenced. In actual operation, the turner is required to strengthen the equipment cleaning and continuously remove short fibers, so that some defects can still be missed while the labor intensity of the turner is increased, and the improvement of the product quality is not favorable.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide the short fiber sucking device on the compression roller of the carding machine, and the short fiber at the compression roller is sucked away in time, so that the labor intensity of a driver is reduced, a large amount of short fibers are prevented from falling into a cotton net to form neps, and the quality of cotton slivers is improved.

In order to realize the aim, the utility model comprises a lower compressing roller, an upper compressing roller, a wall plate, a negative pressure pipe, a suction pipe and a negative pressure channel;

the lower compression roller is fixedly connected with the wallboard through a first bearing, the upper compression roller is fixedly connected with the wallboard through a second bearing, a rectangular rod is arranged on the wallboard, and the negative pressure pipe is connected with the wallboard through the rectangular rod;

the inlet of the negative pressure pipe is connected with the suction pipe, and the outlet of the negative pressure pipe is connected with the negative pressure channel through the connecting hose; the inlet at the other end of the suction pipe is arranged above the top tightening roller;

a cover plate is arranged on the periphery of the upper compacting roller, and a negative pressure pipe is arranged on the cover plate;

the cotton net is output between the lower compressing roller and the upper compressing roller.

Furthermore, the suction pipe is a rectangular hollow suction pipe, a suction pipe narrow opening is formed at the connection end of the suction pipe and the negative pressure pipe, and a thread connected with the negative pressure pipe is arranged at the suction pipe narrow opening; the other end of the suction pipe is a rectangular wide opening which absorbs the short velvet tightly pressed on the roller.

Furthermore, the negative pressure pipe is a rectangular hollow negative pressure pipe, one end of the negative pressure pipe is connected with the connecting hose, and the other end of the negative pressure pipe is sealed.

Furthermore, the negative pressure channel is connected with an exhaust fan of the workshop underground dust removal system.

Compared with the prior art, the utility model, when the carding machine is pressed the roller and is gathered the short flannel tightly, the short flannel is siphoned away to the negative pressure in the straw, and the short flannel loops through straw, negative pressure pipe, coupling hose, negative pressure passageway, is siphoned away by workshop underground dust pelletizing system's air exhauster. Can effectively reduce the gathering of short staple at the upper compacting roller, prevent the short staple from falling into the cotton net to form neps and improve the quality of cotton slivers.

Drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

FIG. 2 is a schematic view of the structure of the suction pipe and the negative pressure pipe in FIG. 1.

In the figure, 1, a cotton net, 2, a lower compaction roller, 3, a wall plate, 4, a bearing I, 5, an upper compaction roller, 6, a bearing II, 7, a rectangular rod, 8, a negative pressure pipe, 9, a suction pipe, 11, a cover plate, 12, a connecting hose, 13 and a negative pressure channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model comprises a lower compressing roller 2, an upper compressing roller 5, a wall plate 3, a negative pressure pipe 8, a suction pipe 9 and a negative pressure channel 13;

the lower compaction roller 2 is fixedly connected with the wallboard 3 through a bearing I4, the upper compaction roller 5 is fixedly connected with the wallboard 3 through a bearing II 6, a rectangular rod 7 is arranged on the wallboard 3, the negative pressure pipe 8 is connected with the wallboard 3 through the rectangular rod 7, and the rectangular rod 7 is arranged to facilitate component installation and maintenance; the first bearing 4 and the second bearing 6 are ball bearings and can rotate flexibly.

The inlet of the negative pressure pipe 8 is connected with the suction pipe 9, and the outlet of the negative pressure pipe 8 is connected with the negative pressure channel 13 through the connecting hose 12; the inlet at the other end of the suction pipe 9 is arranged above the top tightening roller 5;

a cover plate 11 is arranged on the periphery of the top tightening roller 5, and the negative pressure pipe 8 is arranged on the cover plate 11;

the cotton web 1 is output between the lower compacting roller 2 and the upper compacting roller 5. The lower compressing roller 2 rotates reversely, and the upper compressing roller 5 rotates clockwise, so that the cotton net 1 is smoothly and continuously output.

Preferably, the suction pipe 9 is a rectangular hollow suction pipe, an outlet at one end of the suction pipe 9 connected with the negative pressure pipe 8 is a suction pipe narrow opening, a thread connected with the negative pressure pipe 8 is arranged at the suction pipe narrow opening and is screwed on the negative pressure pipe 8, and the thread connection is convenient to disassemble and maintain. The inlet at the other end of the suction pipe 9 is a rectangular wide opening which is provided with short fibers capable of effectively adsorbing and pressing the roller 5. The suction pipe 9 is arranged above the upper pinch roller 5 and 1-2cm away from the front of the cover plate 11, and the wide opening of the suction pipe 9 is 3-5mm away from the pinch roller, so that the adsorption is more convenient and efficient.

Preferably, the negative pressure pipe 8 is a rectangular hollow negative pressure pipe, an opening at one end of the negative pressure pipe 8 is connected with the connecting hose 12, and the other end of the negative pressure pipe is sealed, so that the air-tight air pressure is ensured. The connecting hose 12 is a coiled hose, is easy to install and can be used for treating blockage.

Preferably, the negative pressure channel 13 is connected with an exhaust fan of an underground dust removal system of the workshop.

During production and use, the cotton web 1 is stripped by the lower compacting roller 2 and the upper compacting roller 5 and is output, and slivers are generated by the slivering system, and short fibers are easy to accumulate on the upper compacting roller 5 due to static electricity, air flow and the like. The short fibers gathered at the upper compacting roller 5 are sucked away by an exhaust fan of a workshop underground dust removal system through a suction pipe, a negative pressure pipe, a connecting hose and a negative pressure channel in sequence by negative pressure. Can effectively reduce the gathering of the short staple at the upper compacting roller, and avoid the short staple from falling into the cotton net to form neps, which causes yarn defects.

Claims (4)

1. A short fiber suction device on a cotton carding machine compression roller is characterized by comprising a lower compression roller (2), an upper compression roller (5), a wallboard (3), a negative pressure pipe (8), a suction pipe (9) and a negative pressure channel (13);

the lower compacting roller (2) is fixedly connected with the wallboard (3) through a bearing I (4), the upper compacting roller (5) is fixedly connected with the wallboard (3) through a bearing II (6), a rectangular rod (7) is arranged on the wallboard (3), and a negative pressure pipe (8) is connected with the wallboard (3) through the rectangular rod (7);

the inlet of the negative pressure pipe (8) is connected with the suction pipe (9), and the outlet of the negative pressure pipe (8) is connected with the negative pressure channel (13) through a connecting hose (12); the inlet at the other end of the suction pipe (9) is arranged above the top tightening roller (5);

a cover plate (11) is arranged on the periphery of the top tightening roller (5), and the negative pressure pipe (8) is arranged on the cover plate (11);

a cotton net (1) is output between the lower compressing roller (2) and the upper compressing roller (5).

2. The device for sucking short fiber on a cotton carding machine calender roller according to claim 1, characterized in that the suction pipe (9) is a rectangular hollow suction pipe, the connection end of the suction pipe (9) and the negative pressure pipe (8) is a suction pipe narrow opening, and the suction pipe narrow opening is provided with a thread connected with the negative pressure pipe (8); the other end of the suction pipe (9) is a rectangular wide opening which absorbs short fiber on the top pressing roller (5).

3. Device for sucking short fibers on a card calender roller according to claim 1, characterised in that the suction pipe (8) is a rectangular hollow suction pipe, one end of the suction pipe (8) being connected to the connecting hose (12) and the other end being sealed.

4. Device for short fiber suction on the compacter roller of a carding machine according to claim 1 characterised in that the negative pressure channel (13) is connected with the suction fan of the workshop underground dust removal system.

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