CN215251933U - Edge cutting device for melt-blown fabric production - Google Patents

Abstract

The utility model provides a trimming device for melt-blown fabric production, which comprises a frame, wherein the right side of the frame is provided with a side plate, the top of the side plate is provided with a top plate, an unwinding roller is rotatably arranged between the two ear plates at the outer side of the side plate, an opening for the cloth strip blank to pass through is arranged on the side plate, a dust removal box is fixedly arranged on the frame, two guide rollers which are distributed in parallel are rotatably arranged in the dust removal box, the top of the guide roller extends out of the top opening of the dust removal box, a negative pressure fan is connected with an exhaust port at the bottom of the dust removal box, a filtering component is arranged between the guide roller and the exhaust port in the dust removal box, two pneumatic cutters are arranged below the top plate along the axial direction of the guide roller in a synchronous sliding manner, the top plate is provided with a driving device for driving the two pneumatic cutters to slide synchronously, and the bottoms of the pneumatic cutters extend to between the two guide rollers.

Description

Edge cutting device for melt-blown fabric production

Technical Field

The utility model relates to a side cut device, in particular to melt and spout cloth production with side cut device.

Background

The melt-blown fabric is the most core material of the mask, the melt-blown fabric mainly takes polypropylene as a main raw material, and the fiber diameter can reach 1-5 microns. The superfine fiber with the unique capillary structure increases the number and the surface area of the fiber per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property. Can be used in the fields of air and liquid filtering materials, isolating materials, absorbing materials, mask materials, warm-keeping materials, oil absorbing materials, wiping cloth and the like.

When producing the melt-blown fabric, need cut edge to the deckle edge of melt-blown fabric, among the prior art, like the utility model discloses a cut edge device is used in melt-blown fabric production of patent number 202020916659.2, including backing plate, stop gear, press the clamp plate, cutting mechanism, spout, logical groove, bottom block, piece, inside groove, gag lever post, spring, cut out sword, bull stick, nut and clean mechanism. The utility model has the advantages that: make the pressing plate constantly descend, it is spacing to press down melt-blown fabric, simultaneously the pressing plate is made by transparent plate, further make things convenient for spacing to melt-blown fabric, then, user's accessible nut adjusts the angle of tailorring the sword, then just can hold the tip of tailorring the sword, press towards the bottom, then the bull stick atress, and then make two tributary piece atress push down, the spring is compressed this moment, the gag lever post slides in the inside groove, make the tip of tailorring the sword contradict in melt-blown fabric thereupon, afterwards, drag tailorring the sword, can make the sword of tailorring the realization to melt-blown fabric, thereby good spacing has been carried out to melt-blown fabric when tailorring, make the condition that the corner appears when avoiding artifical tailorring, guarantee the quality of goods crooked.

The edge cutting device has the following defects: can produce slight cloth fiber when cutting edge, these cloth fibers can not collect, can fly away in the air to lead to the air quality relatively poor, in addition, this cutting edge device can't carry out the rolling to waste cloth strip, uses inconveniently.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a melt and spout cloth production with side cut device.

In order to realize the technical problem, the utility model adopts the solution that the edge cutting device for melt-blown fabric production comprises a frame, a side plate is arranged on the right side of the frame, a top plate is arranged on the top of the side plate, a unreeling roller is rotatably arranged between two ear plates on the outer side of the side plate, an opening for a fabric blank to pass through is arranged on the side plate, a dust removal box is fixedly arranged on the frame, two guide rollers which are distributed in parallel are rotatably arranged in the dust removal box, the top of each guide roller extends out of the opening on the top of the dust removal box, a negative pressure fan is connected with a gas outlet at the bottom of the dust removal box, a filter assembly is arranged between each guide roller and the gas outlet in the dust removal box, two pneumatic cutters are arranged below the top plate along the axial direction of the guide rollers in a synchronous sliding manner, a driving device for driving the two pneumatic cutters to slide synchronously is arranged on the top plate, the bottom of pneumatic cutter extends to two between the guide roll, the left side of frame is rotated through first roll rack and is installed first roller, first roller with rotate through the second roll rack between the dust removal case and install the second roller, the height of second roller is less than the height of first roller.

The further improvement is that: the height of the first roller shaft and the height of the opening do not exceed the height of the guide roller.

The further improvement is that: the unwinding roller comprises rotating shafts and a bearing shaft, wherein the rotating shafts are located on two sides and are rotatably installed on the lug plates through bearings, the bearing shaft is located between the two rotating shafts, one end of the bearing shaft is rotatably connected with the rotating shafts, the rotating shaft of the bearing shaft is axially vertical to the rotating shafts, and the other end of the bearing shaft is connected through a pin rod.

The further improvement is that: two limiting plates are slidably mounted on the bearing plate along the axial direction of the bearing plate, locking jackscrews penetrate through the limiting plates in a threaded mode, and the inner ends of the locking jackscrews abut against the bearing shaft.

The further improvement is that: the filtering component is inserted into the slot of the dust removal box from one side in a sliding mode.

The further improvement is that: the filter assembly comprises a rectangular frame and air-permeable felt cloth installed in the rectangular frame.

The further improvement is that: the driving device comprises two sliding blocks and a bidirectional screw rod, the bidirectional screw rod is rotatably installed on the top plate, the two sliding blocks are respectively arranged on the reverse thread sections of the bidirectional screw rod in a threaded penetrating mode, and the pneumatic cutter is fixedly connected with the sliding blocks.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model discloses simple structure, convenient to use through the setting of first roller and second roller to make the cloth that cuts after cutting edge and slitter edge cloth carry out respectively around rolling up, be convenient for collect, set up the dust removal case in pneumatic cutter position, dust removal incasement installation filter assembly, thereby can filter the collection to cutting the slight cloth fibre that produces, improve the air quality.

Drawings

Fig. 1 is the utility model discloses melt and spout cloth production with side cut device's schematic structure view.

Fig. 2 is a schematic diagram of cutting the cloth strip blank in the embodiment of the present invention.

Fig. 3 is the utility model discloses a melt and spout cloth production with putting the schematic structure drawing of winding up roller in the side cut device.

Fig. 4 is a schematic structural diagram of a filtering component in the edge cutting device for melt-blown fabric production according to the embodiment of the present invention.

In the figure: the device comprises a frame 1, a first roller frame 2, a first roller shaft 3, a second roller frame 4, a second roller shaft 5, a cutting cloth 6, a waste edge cloth 7, a cloth strip blank 8, a guide roller 9, a rectangular frame 10, an air felt cloth 11, a slot 12, an exhaust port 13, a negative pressure fan 14, a pneumatic cutter 15, a sliding block 16, a bidirectional screw rod 17, a top plate 18, a side plate 19, a limiting plate 20, an ear plate 21, a unreeling roller 22, a cloth reel 23, a rotating shaft 24, a bearing 25, a locking jackscrew 26 and a bearing shaft 27.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

referring to fig. 1, the embodiment of the present invention discloses an edge cutting device for melt-blown fabric production,

the utility model discloses be equipped with edge cutting device for melt-blown fabric production, including frame 1, the right side of frame 1 has curb plate 19, and the top of curb plate 19 has roof 18, rotate between two otic placodes 21 in the outside of curb plate 19 and install unreeling roller 22, set up the opening that supplies cloth strip blank 8 to pass on the curb plate 19, fixed mounting has the dust removal case on frame 1, two parallel distribution's guide roll 9 is installed to the dust removal incasement rotation, the top of guide roll 9 extends to outside the top opening of dust removal case, the bottom gas vent 13 of dust removal case is connected with negative-pressure air fan 14, be located in the dust removal case between guide roll 9 and gas vent 13 and be provided with filter assembly, the below of roof 18 is followed the axial synchronous slip of guide roll 9 is provided with two pneumatic cutters 15, be provided with the drive arrangement that is used for driving two pneumatic cutters 15 synchronous slips on the roof 18, the bottom of pneumatic cutter 15 extends to two between the guide roll 9, the left side of frame 1 is rotated through first roll rack 2 and is installed first roller 3, first roller 3 with rotate through second roll rack 4 between the dust removal case and install second roller 5, second roller 5 highly be less than the height of first roller 3.

Install yardage roll 23 on unreeling roller 22, the cloth strip blank 8 of yardage roll 23 one end is cut by passing through the opening and through the pneumatic cutter 15 between two guide rolls 9, as shown in fig. 2, pneumatic cutter 15 will cut the cloth 6 that cuts that forms in the middle of lieing in and wind on first roller 3, the slitter edge cloth 7 that lies in both sides is around rolling up on second roller 5, thereby accomplish the winding up of cloth and waste material after cutting, conveniently collect and get the material, what need remind is, first roller 3 need keep the same rotational line speed with second roller 5. The negative pressure fan 14 is started, the dust removing box is kept in a negative pressure state, fine cloth fibers generated at the cutting position of the pneumatic cutter 15 move downwards along with negative pressure air and are filtered by the filtering component, and therefore fine cloth fibers are filtered and collected, and air quality is guaranteed. The two pneumatic cutters 15 are synchronously adjusted by a drive device to adjust the trimming width.

In this embodiment, the heights of the first roller shaft 3 and the opening do not exceed the height of the guide roller 9, so as to ensure that the cloth is in a straight collapsing state.

Referring to fig. 3, in particular, the unwinding roller 22 includes rotating shafts 24 located at both sides and rotatably mounted on the ear plates 21 through bearings 25, and a bearing shaft 27 located between the two rotating shafts 24, one end of the bearing shaft 27 is rotatably connected to the rotating shafts 24, the rotating shafts 24 of the bearing shaft 27 are perpendicular to the axial direction of the rotating shafts 24, and the other end of the bearing shaft 27 is connected through a pin 28. Through the arrangement, the bearing shaft 27 can rotate, and the yardage roll 23 is convenient to take and place. In addition, the first roller shaft 3 and the second roller shaft 5 may also be configured as the unwinding roller 22.

Preferably, two limiting plates 20 are slidably mounted on the bearing plate along the axial direction of the bearing plate, a locking jackscrew 26 is threaded through the limiting plate 20, the inner end of the locking jackscrew 26 abuts against the bearing shaft 27, and the two limiting plates 20 are used for limiting the width of the yardage roll 23 so as to limit yardage rolls 23 with different widths.

Referring to fig. 4, preferably, in order to facilitate the installation and removal of the filter assembly, the filter assembly is slidably inserted into a slot 12 of the dust removing box from one side, and the filter assembly includes a rectangular frame 10 and an air-felt cloth 11 installed in the rectangular frame 10.

Specifically, the driving device comprises two sliding blocks 16 and a bidirectional screw rod 17, the bidirectional screw rod 17 is rotatably installed on a top plate 18, the two sliding blocks 16 are respectively arranged in a reverse thread section of the bidirectional screw rod 17 in a penetrating mode through threads, and the pneumatic cutter 15 is fixedly connected with the sliding blocks 16.

Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.

Claims (7)

1. Edge cutting device is used in melt-blown fabric production, including the frame, its characterized in that: the right side of frame has the curb plate, and the top of curb plate has the roof, rotate between two otic placodes in the outside of curb plate and install the unwinding roller, set up the opening that supplies the cloth blank to pass on the curb plate, fixed mounting has the dust removal case in the frame, two parallel distribution's guide roll is installed to the internal rotation of dust removal case, the top of guide roll extends to outside the open-top of dust removal case, the bottom gas vent of dust removal case is connected with negative-pressure air fan, be located in the dust removal case be provided with filter assembly between guide roll and the gas vent, the below of roof is provided with two pneumatic cutters along the synchronous slip of the axial of guide roll, be provided with the drive arrangement who is used for driving two pneumatic cutters synchronous slip on the roof, the bottom of pneumatic cutter extends to between two the guide roll, the first roller axle is installed through first roller frame rotation in the left side of frame, first roller with rotate through the second roll frame between the dust removal case and install the second roller, the height of second roller is less than the height of first roller.

2. The edge cutting device for meltblown fabric production according to claim 1, wherein: the height of the first roller shaft and the height of the opening do not exceed the height of the guide roller.

3. The edge cutting device for meltblown fabric production according to claim 1, wherein: the unwinding roller comprises rotating shafts and a bearing shaft, wherein the rotating shafts are located on two sides and are rotatably installed on the lug plates through bearings, the bearing shaft is located between the two rotating shafts, one end of the bearing shaft is rotatably connected with the rotating shafts, the rotating shaft of the bearing shaft is axially vertical to the rotating shafts, and the other end of the bearing shaft is connected through a pin rod.

4. The edge slitting device for meltblown fabric production according to claim 3, wherein: two limiting plates are slidably mounted on the bearing shaft along the axial direction of the bearing shaft, a locking jackscrew penetrates through the limiting plates through threads, and the inner end of the locking jackscrew abuts against the bearing shaft.

5. The edge cutting device for meltblown fabric production according to claim 1, wherein: the filtering component is inserted into the slot of the dust removal box from one side in a sliding mode.

6. The edge slitting device for meltblown fabric production according to claim 1 or 5, wherein: the filter assembly comprises a rectangular frame and air-permeable felt cloth installed in the rectangular frame.

7. The edge cutting device for meltblown fabric production according to claim 1, wherein: the driving device comprises two sliding blocks and a bidirectional screw rod, the bidirectional screw rod is rotatably installed on the top plate, the two sliding blocks are respectively arranged on the reverse thread sections of the bidirectional screw rod in a threaded penetrating mode, and the pneumatic cutter is fixedly connected with the sliding blocks.

Images