CN115182098A

CN115182098A - Silk spreading device

Info

Publication number: CN115182098A
Application number: CN202210951917.4A
Authority: CN
Inventors: 孟庆兴; 万溯; 高志勇; 林宇; 许睿哲; 关英东; 孙彦洁; 张传明
Original assignee: Dalian Tianxin Synthetic Fiber Technology Development Co ltd
Current assignee: Dalian Tianxin Synthetic Fiber Technology Development Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-10-14

Abstract

The invention relates to a fiber laying device, which comprises a fixed plate fixed on one side below a drafting tube and a movable plate arranged on the other side below the drafting tube in a swinging manner, wherein the fixed plate is parallel to the axial direction of the drafting tube, the movable plate is inclined to the axial direction of the drafting tube, and the fiber bundle coming out of the drafting tube is sprayed onto the movable plate and then refracted onto the fixed plate through the movable plate, so that the fiber falling onto a net curtain can be uniform.

Description

Silk spreading device

Technical Field

The invention relates to the technical field of non-woven fabric production, in particular to a filament paving device.

Background

In the production process of the terylene spunbonded tube type drafting non-woven fabric, tows coming out of a drafting tube are usually sprayed on a fixed plate firstly and then refracted to a web former by a movable plate. The fixed plate and the vertical line form a certain angle, the swing track of the movable plate and the vertical line are in reciprocating motion by taking the vertical line as a symmetry axis and are vertical to the motion direction of the net curtain, so that included angles formed by tows striking the movable plate and the movable plate are different in a reciprocating period and have larger difference. The speed of the tows ejected from the driven plate is different, which causes the unevenness of the fiber falling on the net curtain in unit width.

Disclosure of Invention

In view of the deficiencies of the prior art, it is an object of the present invention to provide a filament laying device that solves the problems set forth in the background above.

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

the filament spreading device comprises a fixed plate fixed on one side below the drafting tube and a movable plate arranged on the other side below the drafting tube in a swinging mode, the fixed plate is parallel to the axial direction of the drafting tube, the movable plate is inclined to the axial direction of the drafting tube, and filament bundles coming out of the drafting tube are firstly sprayed onto the movable plate and then are refracted onto the fixed plate through the movable plate and then fall onto the net curtain.

Further, the movable plate is inclined in the axial direction toward the draft tube.

Further, the lower end of the movable plate is close to the fixed plate.

The movable plate is connected with the output end of the driving device, and the movable plate swings left and right relative to the fixed plate under the driving of the driving device.

Furthermore, drive arrangement includes perpendicularly the motor that the draft tube axial set up, connect in the motor with the pivot between the movable plate, pivot one end through the shaft coupling with motor output shaft, the pivot other end through the universal joint with the movable plate is connected.

Furthermore, the motor is fixedly arranged on the rack, and the middle part of the rotating shaft is arranged on the rack through a bearing.

Preferably, the included angle between the movable plate and the fixed plate is 40-50 degrees.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides a fiber laying device, which comprises a fixed plate fixed on one side below a drafting tube and a movable plate arranged on the other side below the drafting tube in a swinging manner, wherein the fixed plate is parallel to the axial direction of the drafting tube, the movable plate is inclined to the axial direction of the drafting tube, and the fiber bundle coming out of the drafting tube is sprayed onto the movable plate and then refracted onto the fixed plate through the movable plate, so that the fiber falling onto a net curtain can be uniform.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the figure: 1. the device comprises a drawing tube, 2, a movable plate, 3, a fixed plate, 4, a web former, 5, a motor, 6, a rotating shaft, 7, a universal joint, 8, a frame, 9, a bearing, F and the moving direction of a web curtain.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

As shown in fig. 1, the filament spreading device comprises a fixed plate 3 fixed on one side below a drafting tube 1 and a movable plate 2 arranged on the other side below the drafting tube 1 in a swinging way, wherein the fixed plate 3 is parallel to the axial direction of the drafting tube 1, the movable plate 2 is inclined to the axial direction of the drafting tube 1, specifically, the movable plate 2 is inclined to the axial direction close to the drafting tube 1, and the lower end of the movable plate 2 is close to the fixed plate 3. The fixed plate 3 in this embodiment is positioned above the wire of the web former 4 by means of a fixed support.

Preferably, the angle between the movable plate 2 and the fixed plate 3 is 40 to 50 °. This range of included angles results in more uniform fiber falling onto the web.

The filament paving device further comprises a driving device, the movable plate 2 is connected with the output end of the driving device, and the movable plate 2 swings left and right relative to the fixed plate 3 under the driving of the driving device. Specifically, drive arrangement includes motor 5 that vertical draft tube 1 axial set up, connects in the pivot 6 between motor 5 and movable plate 2, and is specific, and 6 one end of pivot are passed through the shaft coupling and are connected with 5 output shaft of motor, and the 6 other ends of pivot are passed through universal joint 7 and are connected with movable plate 2. When the device is used, the motor 5 drives the rotating shaft 6 to rotate forward and backward to realize the left-right swing of the movable plate 2, the movable plate 2 can adjust the inclination angle between the movable plate and the fixed plate 3 through the universal joint 7, and the device is simple in structure and convenient to operate.

The wire laying device of the embodiment further comprises a frame 8, the motor 5 is fixedly arranged on the frame 8, and the middle part of the rotating shaft 6 is installed on the frame 8 through a bearing 9.

When the device is used, tows coming out of the drawing pipe 1 are firstly sprayed on the movable plate 2 and then are refracted on the fixed plate 3 through the movable plate 2 and then fall on the net curtain. In the process, the driving device drives the movable plate 2 to swing, so that the fibers falling on the net curtain can be uniform in unit width.

Compared with the prior art, the embodiment has the beneficial effects that:

the fiber spreading device of the embodiment can enable fibers falling onto the net curtain to be uniform by firstly spraying the tows coming out of the drafting tube 1 onto the movable plate 2, then refracting the tows onto the fixed plate 3 through the movable plate 2, and then falling onto the net curtain of the net forming machine 4.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as being fixed or detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Spread silk device, its characterized in that: the novel drawing tube is characterized by comprising a fixed plate fixed on one side below the drawing tube and a movable plate arranged on the other side below the drawing tube in a swinging mode, wherein the fixed plate is parallel to the axial direction of the drawing tube, the movable plate is inclined to the axial direction of the drawing tube, tows coming out of the drawing tube are firstly sprayed onto the movable plate and then are refracted onto the fixed plate through the movable plate and then fall onto the net curtain.

2. A filament spreading device according to claim 1, wherein: the movable plate is inclined axially toward the draft tube.

3. A filament spreading device according to claim 1, wherein: the lower end of the movable plate is close to the fixed plate.

4. A filament spreading device according to claim 1, wherein: the movable plate is connected with the output end of the driving device, and the movable plate swings left and right relative to the fixed plate under the driving of the driving device.

5. A filament spreading device according to claim 4, wherein: the driving device comprises a motor and a rotating shaft, wherein the motor is arranged in the axial direction of the drawing pipe, the rotating shaft is connected between the motor and the movable plate, one end of the rotating shaft is connected with the output shaft of the motor through a coupler, and the other end of the rotating shaft is connected with the movable plate through a universal joint.

6. A filament spreading device according to claim 4, wherein: the motor is fixedly arranged on the rack, and the middle part of the rotating shaft is arranged on the rack through a bearing.

7. A filament spreading device according to claims 1 to 6, wherein: the included angle between the movable plate and the fixed plate is 40-50 degrees.