阅读说明：本技术 自动清洁式细纱机吸棉风箱 (Automatic cleaning type spinning frame cotton suction air box ) 是由 陆惠文 葛陈鹏 于 2019-12-06 设计创作，主要内容包括：本发明是自动清洁式细纱机吸棉风箱,其结构包括回转式尘笼和吸棉尘笼气流阻断辊,回转式尘笼侧面靠近风机室且中心与风机室相通,风机室内设有吸棉风机及电机,吸棉风机及电机上方设尘笼回转控制电机,电机连接减速器且出轴传动连接回转式尘笼摩擦轮,回转式尘笼摩擦轮接触传动回转式尘笼顶部,回转式尘笼内放置有两根自由状态的吸棉尘笼气流阻断辊,负压室内设有将负压室分隔为上层吸棉箱和下层落棉箱的上下棉箱气流阻断板,紧密纺负压风道和工艺排风道与上层吸棉箱相通。本发明的优点：实现了尘笼表面的自动清洁；在清理落棉时不会影响到工艺排风的风量和风压；过滤面积远大于固定滤网,气流在滤网的流速降低、阻力减小,起到了节能的效果。(The invention relates to a cotton suction bellows of an automatic cleaning type spinning frame, which structurally comprises a rotary dust cage and a cotton suction cage air flow blocking roller, wherein the side surface of the rotary dust cage is close to a fan chamber, the center of the rotary dust cage air flow blocking roller is communicated with the fan chamber, a cotton suction fan and a motor are arranged in the fan chamber, a dust cage rotation control motor is arranged above the cotton suction fan and the motor, the motor is connected with a speed reducer, an output shaft of the motor is in transmission connection with a rotary dust cage friction wheel, the rotary dust cage friction wheel is in contact with the top of the rotary dust cage in transmission, two free cotton suction cage air flow blocking rollers are arranged in the rotary dust cage, an upper cotton box air flow blocking plate and a lower cotton box flow blocking plate which divide a negative pressure chamber into an upper cotton suction box and a lower cotton box are arranged in. The invention has the advantages that: the automatic cleaning of the surface of the dust cage is realized; the air volume and the air pressure of process exhaust air can not be influenced when the noil is cleaned; the filtering area is far larger than the fixed filter screen, the flow speed of the airflow on the filter screen is reduced, the resistance is reduced, and the energy-saving effect is achieved.)

1. A cotton suction air box of an automatic cleaning type spinning machine is characterized by comprising a rotary dust cage (5) and a cotton suction dust cage air flow blocking roller (12), wherein the center of one side surface of the cylindrical rotary dust cage (5) is rotatably connected with one inner side surface of a negative pressure chamber (3) through a dust cage rotating shaft (6) and a gap is reserved between the side surface of the cylindrical rotary dust cage and the negative pressure chamber (3), the outer side surface of the other side of the negative pressure chamber (3) opposite to the dust cage rotating shaft (6) is connected with a fan chamber (4), the other side surface of the rotary dust cage (5) is close to the fan chamber (4) and the center of the rotary dust cage is communicated with the fan chamber (4), a cotton suction fan and a motor (11) are arranged in the fan chamber (4) corresponding to the center of the rotary dust cage (5), a dust cage rotary control motor (9) is arranged above the cotton suction fan and the motor (11), the dust cage rotary control motor (9) is connected with a speed reducer (8) and an output shaft, the rotary dust cage friction wheel (7) is arranged in the negative pressure chamber (3) and contacts with the top of the transmission rotary dust cage (5), two cotton suction cage air flow resistance breaking rollers (12) in a free state are placed in the rotary dust cage (5), the lower portion in the negative pressure chamber (3) is provided with an upper cotton suction box (14) and a lower cotton dropping box (15) which divide the negative pressure chamber (3) into an upper cotton suction box (14) and a lower cotton suction box (15), and an upper cotton suction box air flow resistance breaking plate (13) and a lower cotton suction box air flow resistance breaking plate (13) which are positioned on the same horizontal plane with the cotton suction cage air flow resistance breaking rollers (12), the upper cotton suction box air flow resistance breaking plate and the lower cotton suction box air flow resistance breaking plate (13) are close to the outer side surface of the middle lower portion of the rotary dust cage (5), and the compact spinning negative pressure.

2. The cotton suction bellows of the automatic cleaning spinning frame as claimed in claim 1, wherein a plurality of rotary dust cage support bearings (10) are circumferentially arranged along the rotary dust cage (5) on the inner side surface of the negative pressure chamber (3) close to the fan chamber (4).

3. The cotton suction bellows of the automatic cleaning spinning frame as claimed in claim 1, wherein the joint of the process air exhaust duct (2) and the negative pressure chamber (3) is provided with a compact spinning and process air exhaust amount distribution regulating valve (16).

4. The cotton suction bellows of the automatic cleaning spinning frame as claimed in claim 1, wherein the side walls of the upper cotton suction box (14) and the lower cotton dropping box (15) are respectively provided with a box door.

5. The cotton suction bellows of the automatic cleaning spinning frame as claimed in claim 1, wherein the air flow blocking roller (12) of the cotton suction cage is a rubber roller.

Technical Field

The invention relates to a cotton suction air box of an automatic cleaning type spinning frame, belonging to the technical field of textile machinery.

Background

The spinning frame is a spinning machine which drafts, splices and winds semi-finished roving or slivers into spun yarn tube yarns in the spinning process, the slivers are drafted and spliced on the roving frame to form roving, the combing machine combs fibers to form combed slivers, the gill box combines the slivers, the gill row drafting improves the sliver structure, the roving is further spliced and spun into spun yarns on a ring spinning frame, and the spinning frame is a main machine for spinning.

Disclosure of Invention

The invention provides a cotton suction air box of an automatic cleaning type spinning frame, which aims to overcome the defects in the prior art, realize the automatic cleaning of the surface of a dust cage through an automatic rotary dust cage, avoid influencing the air exhaust amount and the air pressure of the process during the process of cleaning noil and ensure the stability of negative pressure.

The technical solution of the invention is as follows: a cotton suction bellows of an automatic cleaning spinning machine comprises a rotary dust cage and a cotton suction cage air flow blocking roller, wherein the center of one side surface of the cylindrical rotary dust cage is rotatably connected with one inner side surface of a negative pressure chamber through a dust cage rotating shaft, a gap is reserved between the rotary dust cage and the negative pressure chamber, the outer side surface of the other side of the negative pressure chamber opposite to the dust cage rotating shaft is connected with a fan chamber, the other side surface of the rotary dust cage is close to the fan chamber, the center of the rotary dust cage is communicated with the fan chamber, a cotton suction fan and a motor are arranged in the fan chamber corresponding to the center of the rotary dust cage, a dust cage rotation control motor is arranged above the cotton suction fan and the motor, the dust cage rotation control motor is connected with a speed reducer, an output shaft penetrates through the side wall between the negative pressure chamber and the fan chamber and is in transmission connection with a rotary dust cage friction wheel, the dust cage friction wheel is arranged in the, the lower part in the negative pressure chamber is provided with an upper cotton box and a lower cotton box which divide the negative pressure chamber into an upper cotton suction box and a lower cotton box and are positioned on the same horizontal plane with the cotton suction cage air flow blocking rollers, the upper cotton box air flow blocking plate and the lower cotton box air flow blocking plate are close to the outer side surface of the middle lower part of the rotary dust cage, and the compact spinning negative pressure air duct and the process exhaust duct are respectively connected to the top part and the lower part of the negative pressure chamber and are communicated with the upper cotton suction box.

Preferably, a plurality of rotary dust cage supporting bearings are arranged on the inner side surface of the negative pressure chamber close to the fan chamber along the circumferential direction in the rotary dust cage.

Preferably, the connection part of the process exhaust duct and the negative pressure chamber is provided with a compact spinning and process exhaust air volume distribution adjusting valve.

Preferably, the side walls of the upper cotton suction box and the lower cotton dropping box are respectively provided with a box door.

Preferably, the air flow blocking roller of the cotton suction cage is a rubber roller.

The invention has the advantages that: the structure design is reasonable, the negative pressure cotton suction type compact spinning negative pressure air box and the process air exhaust air box are integrated into one air box, and cotton fibers sucked from the compact spinning negative pressure air channel and the process air exhaust channel are uniformly sucked to the automatic rotary dust cage; when the dust cage rotates, the airflow blocks the surface airflow at the bottom of the dust cage through the airflow blocking roller, so that the surface of the bottom becomes 0 negative pressure, and the fibers on the surface of the dust cage automatically fall into the cotton dropping box, thereby realizing the automatic cleaning of the surface of the dust cage; the cotton suction air box is divided into two cavities of cotton suction and cotton noil, which are not interfered with each other, and the air volume and the air pressure of process exhaust air can not be influenced when the cotton noil is cleaned; an adjusting gate is preferably added at the outlet of the main process exhaust pipeline, the air quantity and air pressure distribution ratio of the process exhaust and the compact spinning exhaust can be adjusted, and the use effect is optimized; the rotary dust cage has a filtering area far larger than that of a fixed filter screen in the prior art, the flow velocity of airflow on the filter screen is reduced, the resistance is reduced, and the energy-saving effect is achieved; the invention reduces the broken ends of the spinning frame and improves the production efficiency and the production quality.

Drawings

FIG. 1 is a schematic structural diagram of a cotton suction bellows of an automatic cleaning spinning machine.

In the figure, 1 is a compact spinning negative pressure air duct, 2 is a process exhaust duct, 3 is a negative pressure chamber, 4 is a fan chamber, 5 is a rotary dust cage, 6 is a dust cage rotating shaft, 7 is a rotary dust cage friction wheel, 8 is a speed reducer, 9 is a dust cage rotary control motor, 10 is a rotary dust cage supporting bearing, 11 is a cotton suction fan and a motor, 12 is a cotton suction cage air flow resistance breaking roller, 13 is an upper cotton box and a lower cotton box air flow resistance breaking plate, 14 is an upper cotton suction box, 15 is a lower cotton box, and 16 is a compact spinning and process exhaust air distribution regulating valve.

Detailed Description

The present invention will be described in further detail with reference to examples and specific embodiments.

As shown in figure 1, the cotton suction bellows of the automatic cleaning spinning machine comprises a rotary dust cage 5 and a cotton suction cage air flow blocking roller 12, wherein the center of one side surface of the cylindrical rotary dust cage 5 is rotationally connected with one inner side surface of a negative pressure chamber 3 through a dust cage rotating shaft 6 and a gap is reserved between the side surface and the negative pressure chamber 3, the outer side surface of the other side of the negative pressure chamber 3 opposite to the dust cage rotating shaft 6 is connected with a fan chamber 4, the other side surface of the rotary dust cage 5 is close to the fan chamber 4 and the center is communicated with the fan chamber 4, a cotton suction fan and a motor 11 are arranged in the fan chamber 4 corresponding to the center of the rotary dust cage 5, a dust cage rotary control motor 9 is arranged above the cotton suction fan and the motor 11, the dust cage rotary control motor 9 is connected with a speed reducer 8, an output shaft passes through the side wall between the negative pressure chamber 3 and the fan chamber 4 and is in transmission connection with a rotary dust cage friction wheel 7, two free cotton suction cage air flow blocking rollers 12 are arranged in the rotary dust cage 5, the lower part in the negative pressure chamber 3 is provided with an upper cotton suction box 14 and a lower cotton dropping box 15 which divide the negative pressure chamber 3 into an upper cotton suction box 14 and a lower cotton dropping box 15, and an upper cotton box air flow blocking plate 13 and a lower cotton box air flow blocking plate 13 which are positioned on the same horizontal plane with the cotton suction cage air flow blocking rollers 12, the upper cotton box air flow blocking plate 13 and the lower cotton box air flow blocking plate 13 are close to the outer side surface of the middle lower part of the rotary dust cage 5, and the compact spinning negative pressure air duct 1 and the process exhaust duct 2 are respectively connected to the top part and.

And a plurality of rotary dust cage supporting bearings 10 are arranged on the inner side surface of the negative pressure chamber 3 close to the fan chamber 4 along the circumferential direction in the rotary dust cage 5. The rotary dust cage can support when rotating, and the rotating stability of the rotary dust cage is improved.

The connection between the process exhaust duct 2 and the negative pressure chamber 3 is provided with a compact spinning and process exhaust air volume distribution regulating valve 16. The air quantity and pressure distribution ratio of the process air exhaust and the compact spinning air exhaust can be adjusted.

The side walls of the upper cotton suction box 14 and the lower cotton dropping box 15 are respectively provided with a box door. The two can be cleaned respectively.

The air flow blocking roller 12 of the cotton suction cage is a rubber roller.

According to the structure, when the device works, the dust cage rotation control motor 9 and the speed reducer 8 drive the rotary dust cage 5 to rotate along the dust cage rotating shaft 6 through the rotary dust cage friction wheel 7, and cotton fibers sucked from the compact spinning negative pressure air duct 1 and the process exhaust duct 2 are uniformly sucked onto the rotary dust cage friction wheel 7 under the action of the cotton suction fan and the motor 11; when the rotary dust cage rotates, the airflow blocks the surface airflow at the bottom of the rotary dust cage 5 through the cotton cage airflow blocking rollers 12 matched with the upper and lower cotton box airflow blocking plates 13, so that the bottom surface becomes 0 negative pressure, and the fibers on the surface of the rotary dust cage 5 automatically fall into the lower cotton box 15, thereby realizing the automatic cleaning of the dust cage surface; the upper cotton suction box 14 and the lower cotton dropping box 15 do not interfere with each other, and the air volume and the air pressure of the process exhaust air can not be influenced when the cotton dropping of the lower cotton dropping box 15 is cleaned.

All the above components are prior art, and those skilled in the art can use any model and existing design that can implement their corresponding functions.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.