CN214882550U

CN214882550U - High-speed transverse cutting mechanism for non-woven fabric

Info

Publication number: CN214882550U
Application number: CN202121458860.1U
Authority: CN
Inventors: 杨波; 许超; 曾长海; 王山英
Original assignee: Shaanxi Dingchuan Textile New Material Technology Co ltd
Current assignee: Shaanxi Dingchuan Textile New Material Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-11-26
Anticipated expiration: 2031-06-29

Abstract

The utility model provides a non-woven fabric high-speed transverse cutting mechanism, which comprises a left side frame and a right side frame; the left and right side frames are supported and provided with transverse splitting mechanisms; the transverse splitting mechanism is provided with a horizontal I-shaped frame body; a transverse moving driving motor is fixedly installed on the horizontal I-shaped frame body; the transverse moving driving motor drives the driving chain wheel I to rotate through belt transmission; the driving chain wheel I is connected with the driven chain wheel I through a chain I and drives the transverse cutting rack to move horizontally through the chain I; a transverse cutting driving motor is arranged at the top end of the frame body of the transverse cutting frame; the transverse cutting driving motor drives the transverse cutter to rotate through belt transmission to cut the non-woven fabric. The utility model discloses a chain drive carries out high-speed translation, through high-speed crosscut, avoids the incision to produce the weft to one side to prevent to cause the waste for the later process.

Description

High-speed transverse cutting mechanism for non-woven fabric

Technical Field

The utility model belongs to the technical field of the device is cut to the non-woven fabrics, concretely relates to high-speed crosscut mechanism of non-woven fabrics.

Background

Due to the diversity of product styles and performances, the non-woven fabrics are applied more and more, and the requirements on products are different. In order to enhance the adaptability of the equipment and increase the output capacity of the equipment, the width of the non-woven fabric equipment is increased in the manufacturing process of the equipment, so that the non-woven fabric equipment not only can produce special single-width ultra-wide non-woven fabrics, but also can produce a plurality of non-woven fabrics with different or same width. Therefore, in the continuous production of nonwoven fabrics, the nonwoven fabrics are usually cut by a longitudinal slitting mechanism to obtain the desired width. Moreover, the non-woven fabric longitudinally cut into different widths is required to transversely cut the fabric roll with the required length in time so as to replace a new reel for rewinding. Therefore, a non-woven fabric high-speed transverse cutting mechanism needs to be designed, and the generation of skewness in the cut is avoided through high-speed transverse cutting, so that waste caused by the subsequent process is prevented. In view of this, the following technical solutions are proposed.

Disclosure of Invention

The utility model provides a technical problem: the non-woven fabric high-speed transverse cutting mechanism is driven by a chain to translate at high speed, belt transmission is adopted to realize high-speed transverse cutting, and cuts are prevented from generating skewness through the high-speed transverse cutting, so that waste caused by subsequent processes is prevented.

The utility model adopts the technical proposal that: a non-woven fabric high-speed transverse cutting mechanism comprises a left side frame and a right side frame; a transverse splitting mechanism is supported and installed between the left side rack and the right side rack; the transverse splitting mechanism is provided with a horizontal I-shaped frame body fixedly connected between the left side frame and the right side frame; a transverse moving driving motor is fixedly arranged on the upper end surface of one end of the horizontal I-shaped frame body; the transverse moving driving motor drives a driving chain wheel I which is rotatably arranged on the vertical side surface of the horizontal I-shaped frame body to rotate through belt transmission; the driving chain wheel I is connected with a driven chain wheel I which is rotatably arranged on the vertical side face of the other end of the horizontal I-shaped frame body through a horizontally arranged chain I; the chain I is fixedly connected with the transverse cutting rack through a connecting plate so as to drive the transverse cutting rack to horizontally move left and right along the horizontal I-shaped rack body; a transverse cutting driving motor is arranged at the top end of the frame body of the transverse cutting frame; a transverse cutter is arranged at the bottom of the transverse cutting frame; the transverse cutting driving motor drives the transverse cutter to rotate through belt transmission so as to transversely cut the non-woven fabric.

In the above technical solution, further: the two ends of the horizontal I-shaped frame body are respectively provided with a limiting collision block, and the limiting collision block is made of elastic materials; the limiting collision block is used for limiting left and right limit displacement of the transverse cutting machine frame.

In the above technical solution, further: the longitudinal section of the transverse cutting rack is of an inverted U-shaped structure with a downward opening; a plurality of sliding blocks III are fixedly arranged on the horizontal inner side surface of the top end of the U-shaped frame body respectively; a horizontal guide rail is arranged on the upper end surface of the top end of the horizontal I-shaped frame body; the sliding block III is in sliding friction fit with the horizontal guide rail to drive the transverse cutting rack to linearly displace left and right along the horizontal I-shaped rack body.

In the above technical solution, further: roller assemblies which are symmetrical in front and back are mounted on the vertical inner side wall of the transverse cutting frame; the roller components are in rolling friction fit with the upper end face of the frame body at the bottom of the horizontal I-shaped frame body so as to reduce friction resistance.

In the above technical solution, further: a connecting plate is fixedly arranged on the vertical inner side wall of the transverse cutting frame; the connecting plate is fixedly connected with the chain I; a transverse cutter is rotatably arranged at the opening end of the bottom of the frame body of the transverse cutting frame; the upper part of the outer side of the circular blade of the transverse cutter is provided with a protective cover.

The utility model has the advantages compared with the prior art:

1. the transverse cutting mechanism of the utility model adopts a transverse driving motor to drive a transverse cutting frame to horizontally translate at high speed by combining belt transmission and chain transmission; and then the transverse cutting driving motor fixedly arranged on the transverse cutting rack drives the bottom transverse cutter to rotate at high speed through belt transmission so as to transversely cut the non-woven fabric, so that the fabric roll with the length meeting the requirement is transversely cut in time, and a new reel can be conveniently replaced to be wound again.

2. The utility model discloses transversely cut the crosscut frame of mechanism and horizontal I-shaped support body and adopt the mode that sliding friction and rolling friction combined together to provide the direction for the linear displacement of crosscut frame, when reducing frictional resistance, wheel components and slider III still play the stable supporting effect to the crosscut frame, and the crosscut frame moves reliable and stable at a high speed, and frictional resistance is little.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is the front view of the structure of the horizontal slitting mechanism of the utility model.

In the figure: 1-a left side frame, 2-a right side frame, 5-a transverse cutting mechanism, 501-a horizontal I-shaped frame body, 502-a transverse moving driving motor, 503-a driving chain wheel I, 504-a chain I, 505-a driven chain wheel I, 506-a connecting plate, 507-a transverse cutting frame, 508-a transverse cutting driving motor, 509-a transverse cutting knife and 510-a limiting collision block; 5071-slide block III, 5072-horizontal guide rail and 5073-roller component; 5091-circular blade, 5092-protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The following describes an embodiment of the present invention with reference to fig. 1.

(as shown in figure 1) a non-woven fabric high-speed transverse cutting mechanism comprises a left side frame 1 and a right side frame 2. The transverse slitting mechanism 5 is supported and installed between the left side frame and the right side frame. The transverse splitting mechanism 5 is provided with a horizontal I-shaped frame body 501 fixedly connected between the left side frame and the right side frame; the I-shaped horizontal frame body 501 is vertically arranged, and the left end and the right end of the I-shaped horizontal frame body are fixedly connected with the inner sides of the vertical inner side walls of the left side frame 1 and the right side frame 2 into a whole in a welding mode. The horizontal i-shaped frame 501 is made of steel plates by tailor welding. A transverse moving driving motor 502 is fixedly arranged on the upper end surface of the right end of the horizontal I-shaped frame body 501 as shown in the figure; the transverse moving driving motor 502 drives a driving chain wheel I503 which is rotatably arranged on the vertical side surface of the horizontal I-shaped frame body 501 to rotate through belt transmission. Specifically, the power output shaft of the traverse driving motor 502 is provided with a driving pulley II, the driving pulley II is connected with a driven pulley II below through a belt II to drive the driven pulley II to rotate, the driven pulley II drives a coaxially and fixedly connected pulley shaft to rotate, the pulley shaft is rotatably supported and arranged on the vertical side surface of the horizontal I-shaped frame body 501 through a bearing and a bearing seat, and the coaxially and fixedly provided driving sprocket I503 for driving the driving sprocket I503 to rotate is fixedly arranged on the pulley shaft body, so that the traverse driving motor 502 drives the driving sprocket I503 to rotate through belt transmission. The driving sprocket I503 is connected with a driven sprocket I505 which is rotatably arranged on the vertical side surface of the other end (namely the left end as shown in the figure) of the horizontal I-shaped frame body 501 through a horizontally arranged chain I504; the driving sprocket I503 drives the driven sprocket I505 to rotate. Meanwhile, the chain I504 is fixedly connected with the vertical inner side face of the transverse cutting rack 507 through a connecting plate 506 welded on the chain I504 in a fastening mode or a direct welding mode, so that the transverse cutting rack 507 is driven to horizontally move left and right along the horizontal I-shaped rack body 501 through the chain I504.

In order to provide stable linear transverse movement guiding, the friction resistance of the transverse cutting frame 507 on the left and right horizontal movement of the horizontal I-shaped frame body 501 is reduced. In the above embodiment, further: the longitudinal section of the transverse cutting machine frame 507 is of an inverted U-shaped structure with a downward opening; the transverse cutting machine frame 507 is made into a U-shaped structure by welding steel plates. Wherein, a plurality of sliding blocks III 5071 are respectively and fixedly arranged on the horizontal inner side surface of the top end of the U-shaped frame body; a plurality of sliding blocks III 5071 are horizontally and linearly arranged, and a horizontal guide rail 5072 is arranged on the upper end surface of the top end of the horizontal I-shaped frame body 501; the sliding blocks III 5071 are in sliding friction fit with the horizontal guide rails 5072 so as to drive the transverse cutting rack 507 to horizontally slide and displace along the left and right straight lines of the horizontal I-shaped rack body 501; in addition, to reduce the frictional resistance, at the same time, to provide a stable and reliable sliding support for the traverse frame 507: the vertical inner side wall of the transverse cutting frame 507 is provided with a roller assembly 5073 with front and back axial symmetry; the roller component 5073 is composed of a roller shaft and a roller, the roller shaft is vertically welded and fixedly connected with the vertical inner side surface of the transverse cutting frame 507 into a whole, a limit pin is arranged at the shaft end of the roller shaft, and the roller is arranged in the middle of the shaft body of the roller shaft in a coaxial gap fit mode. The rollers of the roller assemblies 5073 are in rolling friction fit with the upper end face of the bottom frame body of the horizontal I-shaped frame body 501 so as to reduce the friction resistance of the transverse cutting frame 507 when the transverse cutting frame 507 horizontally slides and displaces along the left and right straight lines of the horizontal I-shaped frame body 501, and provide stable and reliable support for the transverse cutting frame 507.

On the basis, in order to realize the high-speed cutting function: a transverse cutting driving motor 508 is arranged at the top end of the frame body of the transverse cutting frame 507; a transverse cutter 509 is arranged at the bottom of the transverse cutting frame 507; the transverse cutting driving motor 508 drives the transverse cutter 509 to rotate through belt transmission so as to transversely cut the non-woven fabric. Specifically, the method comprises the following steps: the transverse cutter 509 is comprised of a circular blade 5091 and a blade center bushing. Wherein, crosscut driving motor 508 power output shaft installation driving pulley III, driving pulley III passes through belt III and connects driven pulley III, and driven pulley III links firmly as an organic whole with driven pulley shaft is coaxial, and driven pulley shaft passes through the bearing housing subassembly and rotates the installation in crosscut frame 507 support body bottom: the driven pulley shaft body is fixedly connected with the bearing inner ring in a coaxial interference fit mode, the bearing outer ring of the bearing is fixedly connected with the bearing seat, and the bearing seat is fixedly connected with the bottom of the transversely cutting frame 507 to form a whole in a fastening mode, so that the driven pulley shaft is rotatably supported and mounted at the bottom of the transversely cutting frame 507. Meanwhile, a transverse cutter 509 is coaxially and fixedly installed at the outer shaft end of the driven pulley shaft, and the transverse cutter 509 is coaxially and fixedly connected with the driven pulley shaft into a whole through a central shaft sleeve in an interference fit manner. The circular blade 5091 of the transverse cutter 509 is rotated at a high speed by the driven pulley shaft to cut the nonwoven fabric. In the above embodiment, further: a connecting plate 506 is fixedly arranged on the vertical inner side wall of the transverse cutting frame 507; the connecting plate 506 is fixedly connected with the chain I504; a transverse cutter 509 is rotatably arranged at the opening end of the bottom of the frame body of the transverse cutting frame 507; at the same time: a protective cover 5092 is arranged at the upper part of the outer side of the circular blade 5091 of the transverse cutter 509 for preventing hands from being hurt when the longitudinal cutting mechanism 4 is adjusted.

In the above embodiment, further: the upper end surfaces of the left end and the right end of the horizontal I-shaped frame body 501 are respectively and fixedly provided with a limiting collision block 510, and the block bodies of the limiting collision blocks 510 are made of elastic materials such as rubber and silica gel; the limiting collision block 510 is used for limiting the left and right limit displacement of the transverse cutting machine frame 507. The left and right displacement limit of the transverse cutting machine frame 507 is mainly determined by controlling the forward rotation or reverse rotation time of a servo motor of the transverse moving driving motor 502, and the limit collision block 510 mainly plays a role in auxiliary limit and prevents the occurrence of over-displacement.

The utility model discloses a working process does: when the non-woven fabric with the required length is wound by a sufficient amount, the transverse moving driving motor 502 of the transverse cutting mechanism 5 is started, the transverse moving driving motor 502 of the transverse cutting mechanism 5 drives the driving sprocket I503 arranged below to rotate through belt transmission, the rotating driving sprocket I503 drives the driven sprocket I505 to rotate through the chain I504, so that the high-speed transverse moving of the chain I504 is realized, the chain I504 in the high-speed transverse moving drives the transverse cutting rack 507 to transversely move along the horizontal I-shaped rack body 501 at a high speed through a connecting plate 506, meanwhile, the transverse cutting driving motor 508 arranged on the transverse cutting rack 507 drives the transverse cutter 509 arranged at the bottom of the transverse cutting rack 507 to rotate at a high speed through belt transmission, and the transverse cutter 509 in the high-speed rotating transversely cuts the non-woven fabric along with the high-speed transverse moving of the transverse cutting rack 507, so that the non-woven fabric roll with the required length is obtained. In the process, the transverse cutting machine frame 507 is in sliding friction fit with the horizontal guide rail 5072 through the sliding block III 5071 to guide in a straight line, the roller assemblies 5073 on the inner side of the transverse cutting machine frame 507 are in rolling friction fit with the horizontal I-shaped frame body 501 to reduce the friction resistance of transverse movement of the transverse cutting machine frame 507, and meanwhile, stable rolling support is provided for transverse movement of the transverse cutting machine frame 507, so that the transverse cutting of the non-woven fabric is neat in cut, free of weft inclination and stable and reliable in cutting edge quality.

From the above description it can be found that: the transverse splitting mechanism 5 of the utility model adopts a transverse moving drive motor 502 to drive a transverse cutting frame 507 to horizontally translate at a high speed by combining belt transmission and chain transmission; and then the transverse cutting driving motor 508 fixedly arranged on the transverse cutting frame 507 drives the bottom transverse cutter 509 to rotate at a high speed through belt transmission so as to transversely cut the non-woven fabric, so that the cloth roll with the length meeting the requirement is transversely cut in time, and a new reel can be conveniently replaced for rewinding.

The utility model discloses transversely cut crosscut frame 507 of mechanism 5 and horizontal I-shaped support body 501 and adopt the mode that sliding friction and rolling friction combined together to provide the direction for the linear displacement of crosscut frame 507, when reducing frictional resistance, roller components 5073 and the III 5071 of slider still play the stable supporting role to crosscut frame 507, and crosscut frame 507 moves reliable and stable at a high speed, and frictional resistance is little.

To sum up, the utility model provides a pair of high-speed crosscut mechanism of non-woven fabrics, transversely cut mechanism 5 adoption belt drive and cut, adopt the chain drive to carry out high-speed translation, through high-speed crosscut, avoid the incision to produce the weft to one side to prevent to cause the waste for the later process.

All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. A non-woven fabric high-speed transverse cutting mechanism comprises a left side frame (1) and a right side frame (2); the method is characterized in that: a transverse splitting mechanism (5) is supported and installed between the left side rack (1) and the right side rack (2); the transverse splitting mechanism (5) is provided with a horizontal I-shaped frame body (501) fixedly connected between the left side frame and the right side frame; a transverse moving driving motor (502) is fixedly arranged on the upper end face of one end of the horizontal I-shaped frame body (501); the transverse moving driving motor (502) drives a driving chain wheel I (503) rotatably arranged on the vertical side surface of the horizontal I-shaped frame body (501) to rotate through belt transmission; the driving chain wheel I (503) is connected with a driven chain wheel I (505) which is rotatably arranged on the vertical side surface of the other end of the horizontal I-shaped frame body (501) through a horizontally arranged chain I (504); the chain I (504) is fixedly connected with the transverse cutting rack (507) through a connecting plate (506) to drive the transverse cutting rack (507) to horizontally move left and right along the horizontal I-shaped rack body (501); a transverse cutting driving motor (508) is mounted at the top end of the frame body of the transverse cutting frame (507); the bottom of the transverse cutting frame (507) is provided with a transverse cutter (509); the transverse cutting driving motor (508) drives the transverse cutter (509) to rotate through belt transmission so as to transversely cut the non-woven fabric.

2. The high-speed nonwoven fabric crosscutting mechanism of claim 1, wherein: the two ends of the horizontal I-shaped frame body (501) are respectively provided with a limiting collision block (510), and the block body of the limiting collision block (510) is made of an elastic material; the limiting collision block (510) is used for limiting the left and right limit displacement of the transverse cutting machine frame (507).

3. The high-speed nonwoven fabric crosscutting mechanism according to claim 1 or 2, characterized in that: the longitudinal section of the transverse cutting machine frame (507) is of an inverted U-shaped structure with a downward opening; a plurality of sliding blocks III (5071) are fixedly arranged on the horizontal inner side surface of the top end of the U-shaped frame body respectively; a horizontal guide rail (5072) is arranged on the upper end surface of the top end of the horizontal I-shaped frame body (501); the sliding block III (5071) is in sliding friction fit with the horizontal guide rail (5072) to drive the transverse cutting rack (507) to linearly displace left and right along the horizontal I-shaped rack body (501).

4. The high-speed nonwoven fabric crosscutting mechanism of claim 3, wherein: the vertical inner side wall of the transverse cutting frame (507) is provided with a roller assembly (5073) which is symmetrical with the front and the rear; the roller component (5073) is in rolling friction fit with the upper end face of the frame body at the bottom of the horizontal I-shaped frame body (501) so as to reduce friction resistance.

5. The high-speed nonwoven fabric crosscutting mechanism of claim 4, wherein: a connecting plate (506) is fixedly installed on the vertical inner side wall of the transverse cutting frame (507); the connecting plate (506) is fixedly connected with a chain I (504); the transverse cutter (509) is rotatably arranged at the opening end of the bottom of the frame body of the transverse cutting frame (507); the upper part of the outer side of the circular blade (5091) which rotates by the transverse cutter (509) is provided with a protective cover (5092).