CN217195682U

CN217195682U - Ultrasonic cutting device for non-woven fabric

Info

Publication number: CN217195682U
Application number: CN202122896089.2U
Authority: CN
Inventors: 李浩然; 刘冲; 聂松林; 镇垒
Original assignee: Chuzhou Tiandingfeng Nonwovens Co ltd
Current assignee: Chuzhou Tiandingfeng Nonwovens Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-08-16
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an ultrasonic cutting device for non-woven fabrics, include first fabric guide roller, tool bit roller, cutting device, second fabric guide roller, third fabric guide roller and the coiling mechanism that sets gradually along the non-woven fabrics direction of advance, tool bit roller and cutting device's position is corresponding, tool bit roller and cutting device are located the both sides of non-woven fabrics respectively. Compared with the traditional cutting, the utility model adopts the ultrasonic cutting technology, the cutter head has smaller wear, the times of replacing the cutter head can be effectively reduced, and the cutting efficiency is improved; meanwhile, the cutting part can generate a melting effect, and the phenomenon of burrs is avoided.

Description

Ultrasonic cutting device for non-woven fabric

Technical Field

The utility model relates to an ultrasonic cutting technical field especially relates to an ultrasonic cutting device for non-woven fabrics.

Background

The non-woven fabric is also called non-woven fabric, needle-punched cotton, needle-punched non-woven fabric, etc. and is produced with polyester fiber and dacron fiber material and through needle-punching process, and may be made into different kinds of fabric with different thickness, hand feeling, hardness, etc. The non-woven fabric needs to be cut during production, and most of the existing cutting tools use traditional tool bits, so that the tool bits need to be replaced frequently, and the cutting efficiency is reduced; meanwhile, when some glass fiber reinforced felt base fabrics are cut, the glass fiber yarns exist in the tire base interlayer, so that the phenomenon that the glass fiber yarns are continuously or burrs appear in the cut is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultrasonic cutting device for non-woven fabrics to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical scheme:

the utility model provides an ultrasonic cutting device for non-woven fabrics, includes first fabric guide roll, tool bit roller, cutting device, second fabric guide roll, third fabric guide roll and the coiling mechanism that sets gradually along non-woven fabrics advancing direction, tool bit roller and cutting device's position is corresponding, tool bit roller and cutting device are located the both sides of non-woven fabrics respectively.

Furthermore, the cutting device comprises a rack, a fixed rod arranged on the rack and an ultrasonic cutting knife arranged on the fixed rod in a sliding manner.

Furthermore, the ultrasonic cutting knife comprises an ultrasonic transducer, an amplitude transformer and a knife head which are sequentially arranged from top to bottom, the ultrasonic transducer is fixedly arranged on a fixing plate, the fixing plate is connected with the fixing rod in a sliding mode, and the ultrasonic transducer is connected with an ultrasonic generator through a cable.

Further, the frequency of the ultrasonic generator is 10-30 KHz.

Further, still fixedly connected with cylinder on the dead lever, the expansion end and the fixed plate fixed connection of cylinder, the cylinder is connected with air compressor through the trachea.

Further, the air compressor is 0.1-0.5 bar.

Furthermore, the hardness of the cutter head roller is HRC 48-HRC 52.

Further, the winding device comprises two winding rollers and a winding core, and the winding core is positioned between the two winding rollers.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the non-woven fabric in the utility model is cut and rolled by the first cloth guide roller, the cutter head roller, the cutting device, the second cloth guide roller, the third cloth guide roller and the rolling device in sequence, and the non-woven fabric can be rapidly cut by adopting the ultrasonic cutting knife, so that the cutter head has smaller wear and is sharper compared with the traditional cutting mode, the times of replacing the cutter head can be reduced, the cutting efficiency is improved, and the effective cutting of the non-woven fabric with the glass fiber yarns can be realized; meanwhile, when the ultrasonic cutting knife cuts the non-woven fabric, the cutting part is melted, the cutting part can be sealed, and burrs are prevented.

Drawings

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

fig. 2 is a schematic perspective view of the cutting device of the present invention.

In the figure: the cloth guide device comprises a non-woven fabric 1, a first cloth guide roller 2, a cutter head roller 3, a second cloth guide roller 4, a third cloth guide roller 5, a frame 6, a fixing rod 7, an ultrasonic transducer 8, a horn 9, a cutter head 10, a fixing plate 11, a cable 12, an air cylinder 13, an air pipe 14, a winding roller 15 and a winding core 16.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 2, an ultrasonic cutting device for non-woven fabric comprises a first fabric guide roller 2, a cutter head roller 3, a cutting device, a second fabric guide roller 4, a third fabric guide roller 5 and a winding device which are sequentially arranged along the advancing direction of the non-woven fabric 1, wherein the positions of the cutter head roller 3 and the cutting device correspond to each other, and the cutter head roller 3 and the cutting device are respectively positioned at two sides of the non-woven fabric 1.

Furthermore, the cutting device comprises a frame 6, a fixing rod 7 arranged on the frame 6 and an ultrasonic cutting knife arranged on the fixing rod 7 in a sliding manner.

Further, the ultrasonic cutting knife includes ultrasonic transducer 8, change width of cloth pole 9 and tool bit 10 by the last ultrasonic transducer 8 that sets gradually from top to bottom, ultrasonic transducer 8 is fixed to be set up on fixed plate 11, fixed plate 11 and dead lever 7 sliding connection, ultrasonic transducer 8 is connected with supersonic generator through cable 12 (supersonic generator is common product on the market, belongs to prior art, therefore does not draw in the picture).

Further, the frequency of the ultrasonic generator is 10-30 KHz.

Further, still fixedly connected with cylinder 13 on the dead lever 7, the expansion end and the fixed plate 11 fixed connection of cylinder 13, cylinder 13 is connected with air compressor (air compressor is common product on the market, belongs to prior art, therefore does not draw in the picture) through trachea 14.

Further, the air compressor is 0.1-0.5 bar.

Further, the hardness of the cutter head roller 3 is HRC 48-HRC 52.

Further, the coiling mechanism includes two winding rollers 15 and a core 16, roll up core 16 and be located two between winding roller 15, non-woven fabrics 1 twines on roll core 16 after first winding roller 15, rolls up core 16 and rotates between two winding rollers 15, realizes the rolling to the non-woven fabrics.

The working principle is as follows: the non-woven fabric 1 sequentially passes through the first cloth guide roller 2, the cutter head roller 3, the cutting device, the second cloth guide roller 4, the third cloth guide roller 5 and the winding device in the production process, when the non-woven fabric passes through the cutting device, the fixed plate 11 is pushed downwards by the air cylinder 13, the cutter head 10 can be always in contact with the cutter head roller 3 and cut the non-woven fabric, the cutting by the ultrasonic cutting knife has smaller wear compared with the traditional cutter head, the frequency of replacing the cutter head is reduced, and the cutting efficiency is improved; meanwhile, the glass fiber yarns can be cut off and are sharper; ultrasonic wave cutting knife can also carry out the melting to non-woven fabrics cutting part when the cutting, prevents that deckle edge from appearing.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The utility model provides an ultrasonic cutting device for non-woven fabrics, its characterized in that includes first fabric guide roll (2), tool bit roller (3), cutting device, second fabric guide roll (4), third fabric guide roll (5) and the coiling mechanism that sets gradually along non-woven fabrics (1) direction of advance, tool bit roller (3) and cutting device's position is corresponding, tool bit roller (3) and cutting device are located the both sides of non-woven fabrics (1) respectively.

2. The ultrasonic cutting device for non-woven fabric according to claim 1, wherein the cutting device comprises a frame (6), a fixing rod (7) arranged on the frame (6) and an ultrasonic cutting knife slidably arranged on the fixing rod (7).

3. The ultrasonic cutting device for the non-woven fabric, according to claim 2, is characterized in that the ultrasonic cutting knife comprises an ultrasonic transducer (8), an amplitude transformer (9) and a knife head (10) which are sequentially arranged from top to bottom, the ultrasonic transducer (8) is fixedly arranged on a fixing plate (11), the fixing plate (11) is slidably connected with the fixing rod (7), and the ultrasonic transducer (8) is connected with an ultrasonic generator through a cable (12).

4. The ultrasonic cutting device for nonwoven fabric according to claim 3, wherein the ultrasonic generator has a frequency of 10 to 30 KHz.

5. The ultrasonic cutting device for non-woven fabrics according to claim 3, characterized in that the fixed rod (7) is further fixedly connected with an air cylinder (13), the movable end of the air cylinder (13) is fixedly connected with the fixed plate (11), and the air cylinder (13) is connected with an air compressor through an air pipe (14).

6. The ultrasonic cutting device for non-woven fabrics according to claim 5, characterized in that the air compressor is 0.1-0.5 bar.

7. The ultrasonic cutting device for nonwoven fabric according to claim 1, characterized in that the hardness of the blade roll (3) is HRC 48-HRC 52.

8. An ultrasonic cutting device for non-woven fabric according to claim 1, characterized in that said winding means comprises two winding rollers (15) and a winding core (16), said winding core (16) being located between said two winding rollers (15).