CN202265636U

CN202265636U - Airflow web forming machine

Info

Publication number: CN202265636U
Application number: CN2011203992265U
Authority: CN
Inventors: 范立元
Original assignee: YINGYANG NON-WOVEN MACHINERY Co Ltd JIANGSU
Current assignee: YINGYANG NON-WOVEN MACHINERY Co Ltd JIANGSU
Priority date: 2011-10-19
Filing date: 2011-10-19
Publication date: 2012-06-06
Anticipated expiration: 2021-10-19

Abstract

An airflow web forming machine belongs to the technical field of textile machinery and comprises a machine frame, a large taker-in roller, a small taker-in roller, an output curtain, and an air draft mechanism. The machine frame is provided with a cotton mixing box, an air inlet channel and a cotton feeding channel, the large taker-in roller and the small taker-in roller are arranged on the machine frame, the output curtain is arranged on the machine frame, and the air draft mechanism is arranged at the bottom of the machine frame. The airflow web forming machine is characterized by further comprising a dust cage and a dust cage driving mechanism, the dust cage is arranged on the machine frame and corresponds to the position under the cotton feeding channel, the dust cage driving mechanism is arranged at the lower portion of the machine frame and in transmission connection with the dust cage, the output curtain corresponds to the lateral portion of the dust cage in the length direction, and the air draft mechanism corresponds to the bottom of the dust cage in the length direction. The airflow web forming machine has the advantages that lateral-portion air draft is changed into bottom air draft so that a non-woven cellucotton layer arrived on the output curtain is even and uniformity of gram weight of non-woven products is ensured. By means of the bottom air draft, the output resistance of a cotton web can be reduced, improvement of web forming speed is facilitated, and a phenomenon that non-woven cellucotton is blocked in a cotton discharging channel can be completely removed.

Description

Random web-laying equipment

Technical field

The utility model belongs to technical field of textile machine, is specifically related to a kind of random web-laying equipment

Background technology

random web-laying equipment is also claimed the air-flowing type cotton feeder; Even abbreviate cotton feeder as; In complete on-woven product line; The effect of random web-laying equipment be with by the on-woven fiber of the preliminary shredding of warp in preceding road to deliver to output curtain (the industry custom is claimed defeated lace curtaining) under the state that forms uniform web layer, give the modular system in road, back by the output curtain and process on-woven product such as nonwoven fabric.

Chinese utility model patent Granted publication CN2663451Y recommends to have a kind of cotton feeder of architecture advances; The achievement of this patent scheme is: the air content in the on-woven fiber layer that flows on the output curtain is reduced, to ensure the closely knit effect of web on the output curtain.Because; If contain a large amount of air in the on-woven fiber layer, be fed to the on-woven fiber layer of output on the curtain so and can show people and do not hope the fluffy phenomenon that occurs, the carding effect of the carding machine in road, influence back; Promptly can't combing go out the uniform on-woven fiber cotton of thickness; The final quality that influences the on-woven product, for example the grammes per square metre of nonwoven fabric differs, or the like.Specifically can be referring to the 1st page of the 17th to 30 row of specification of this patent.

still; Still there is following shortcoming in above-mentioned patent scheme: the one, because drawing the blast that mixes the air in on-woven fiber of cotton-entering channel, being used for of will communicating with cotton-entering channel regulate the following side that box is arranged on cotton-entering channel; And will export the bottom (specification Fig. 1 and Fig. 2 of this patent) that curtain is arranged on cotton-entering channel; Therefore show as the version of side exhausting; And facts have proved that the side exhausting can influence the uniformity that is delivered to the on-woven fiber layer of output on the curtain to a great extent, be that the homogeneity of the grammes per square metre of bondedfibre fabric exerts an influence to final products; The 2nd, because the side exhausting can increase the web output resistance, thereby influence into net efficient, and have the anxiety of silting cotton-entering channel up.

In view of above-mentioned prior art, be necessary to improve, for this reason, the applicant has made good try, and under the secrecy provision of strictness, proves practicable through experiment, and the technical scheme that will introduce below produces under this background

Summary of the invention

The task of the utility model is to provide a kind of raising to arrive at the even effect of the cotton layer of on-woven fiber on the output curtain and use and ensure final on-woven product quality, help reducing the web output resistance and use and promote into net efficient and avoid on-woven fiber in cotton-entering channel, to occur silting phenomenon up and use and guarantee into the random web-laying equipment that net carries out smoothly with being of value to.

The task of the utility model is accomplished like this; A kind of random web-laying equipment, comprise have blending box, the frame of air inlet duct and cotton-entering channel, wherein; Blending box and air inlet duct are positioned at the top of frame, and cotton-entering channel is positioned at the bottom of frame; Be arranged on a big licker-in of one on the frame and a little licker-in rotationally, big licker-in is corresponding to the below of said blending box and air inlet duct, and corresponding to the top of cotton-entering channel, and little licker-in is positioned at blending box, and match with big licker-in; One output curtain, this output curtain is provided on the frame; One air draft mechanism; This air draft mechanism is arranged on the bottom of frame, is characterised in that also to include the dust cage driving mechanism that a dust cage and is used to order about the dust cage motion, and dust cage is arranged on the said frame and corresponding to the below of said cotton-entering channel linkedly; The dust cage driving mechanism is arranged on the bottom of frame; And be in transmission connection with dust cage, described output curtain is corresponding to the sidepiece of the length direction of said dust cage, and described air draft mechanism is corresponding to the bottom of the length direction of dust cage.

are in one of the utility model concrete embodiment; Described dust cage comprises: a dust cage cylindrical shell; The two ends of this dust cage cylindrical shell respectively are fixed with a dust cage circle; Offer a roller groove on the inwall of each dust cage circle and around the circumferencial direction of dust cage circle, and on the inwall of dust cage circle, also constitute gear ring, gear ring is positioned at the inboard of roller groove; A pair of air channel partition; Be positioned at described dust cage cylindrical shell, and fix with said frame, this structure to the air channel partition is mutually the same; And back-to-back setting is separated out air draught road to the air channel partition with the length direction of the dust cage cylinder chamber of dust cage cylindrical shell by this; One is positioned at the gear shaft of dust cage cylindrical shell; Be bearing in rotationally on the said frame, respectively be fixed with a gear at the two ends of this gear shaft and in the position corresponding to said gear ring, gear is meshed with gear ring; Wherein: an end of gear shaft is stretched over outside the frame; Be in transmission connection with described dust cage driving mechanism, described output curtain is corresponding with the sidepiece of the length direction of said dust cage cylindrical shell, and described air draft mechanism is corresponding with the bottom of the length direction of dust cage cylindrical shell.

are in another concrete embodiment of the utility model; On the outer wall of the both sides of described frame and in position, respectively constitute a dust cage cylindrical shell seat corresponding to the two ends of said dust cage cylindrical shell; On the inwall of each dust cage cylindrical shell seat and in position, be provided with one group of roller rotationally with the interval state corresponding to described roller groove; Roller matches with roller groove; And the central authorities at each dust cage cylindrical shell seat offer a hand hole; Hand hole is provided with the capping that is used for hand hole sealing, and the inwall of described air channel partition and dust cage cylindrical shell seat is fixed, and the end, two ends of described gear shaft is bearing on the dust cage cylindrical shell seat rotationally; Described dust cage driving mechanism is in transmission connection at position and the said gear shaft corresponding to dust cage cylindrical shell seat, and described output curtain is in transmission connection at the position and the dust cage driving mechanism of dust cage cylindrical shell seat equally.

are in another concrete embodiment of the utility model; Described a pair of air channel partition respectively comprises first, second air channel demarcation strip fixed mount and air channel demarcation strip; First, second air channel demarcation strip fixed mount is parallel; And the end, two ends of first, second air channel demarcation strip fixed mount leans out the inwall of dust cage cylindrical shell and described dust cage cylindrical shell seat and fixes; One side of the length direction of air channel demarcation strip is fixed on the first air channel demarcation strip fixed mount; And the opposite side of the length direction of air channel demarcation strip is fixed on the second air channel demarcation strip fixed mount, and the two ends of demarcation strip respectively constitute a sealing flanging towards the direction bending of dust cage cylindrical shell in the air channel.

in another concrete embodiment of the utility model, the quantity of described one group of roller is three, is equally distributed in the inboard of said dust cage cylindrical shell seat each other.

also have among the concrete embodiment the utility model; Described dust cage driving mechanism comprises motor, reduction box, first drive, first driving belt, second, third drive and second driving belt; Motor cooperates with the reduction box transmission; And be fixed on the described frame together with motor by reduction box, first drive is fixed on the reduction box final stage power output shaft of reduction box, and an end of first driving belt is nested with on first drive; And the other end is nested with on second drive; The 3rd drive is coaxial and be fixed on the described gear shaft with second drive, and second driving belt is nested with on the 3rd drive, and is in transmission connection with described output curtain.

are at more and among concrete embodiment of the utility model; Described output curtain comprises defeated lace curtaining body and lace curtaining roller; Defeated lace curtaining body is nested with on the lace curtaining roller; And the lace curtaining roller is bearing on the said frame rotationally, and the lace curtaining roll shaft of this lace curtaining roller leans out frame and is fixed with one the 4th drive towards an end of described dust cage driving mechanism, and described second driving belt is nested with on the 4th drive.

the utility model so that concrete embodiment in; On the described frame and corresponding to the rotated position above the said steel curtain axle be provided with a carrying roller; The roller carrier shaft of this carrying roller leans out frame and is fixed with one the 5th drive towards an end of said dust cage driving mechanism, and described second driving belt is nested with on the 5th drive.

are at again more and among concrete embodiment of the utility model; Described air draft mechanism comprises air exhauster, exhaust column and wind chamber; Air exhauster is fixed on the bottom of said frame; One end of exhaust column and the air inlet of air exhauster connect, and the other end is connected with wind chamber, and wind chamber is fixed corresponding to the bottom of the length direction of said dust cage and with frame.

are at again and then among concrete embodiment of the utility model; Said cotton-entering channel and constitute a cotton guiding plate corresponding to a side of the top of said dust cage; The upper end pivotal connection of this guide plate plate is on described frame; And extend towards the direction of described output curtain the lower end; And be equipped with one be used to change the gap between cotton guiding plate and the said dust cage the adjustment screw rod, this adjustment screw rod is connected on the frame rotationally, on described frame and in the position corresponding to said cotton-entering channel, is provided with form.

The technical scheme that the utility model provides is owing to set up dust cage; And will export that curtain is arranged at the sidepiece of dust cage and with the bottom of air draft mechanism corresponding to dust cage; Thereby the sidepiece exhausting that becomes prior art is the bottom exhausting; Make and arrive at the cotton layer of the on-woven fiber of output on the curtain and more become evenly, with the uniformity of the grammes per square metre of guaranteeing the on-woven product; Owing to adopted the bottom exhausting, thereby can reduce the web output resistance and help improving into net spee and can stop the on-woven fiber cotton and in going out cotton passage, phenomenon of blocking occurs.

Description of drawings

Fig. 1 is the integrally-built sketch map of the utility model.

Fig. 2 is the utility model dust cage and the sketch map that cooperates of dust cage driving mechanism.

The specific embodiment

can be expressly understood the technical spirit and the beneficial effect of the utility model more for the auditor that the makes Patent Office especially public; The applicant general elaborates with the mode of embodiment below; But the description to embodiment all is not the restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be regarded as the technical scheme category of the utility model.

Fig. 1 and Fig. 2 are asked for an interview in , have provided a frame 1, by shown in Figure 1, are provided with a blending box 11 on the top of this frame 1, are introduced in this blending box 11 by the on-woven fiber cotton-wadded quilt after the opener shredding of preceding working procedure.Again, be provided with an air inlet duct 12 on the top of frame 1, introduce pressure air to air inlet duct 121 by blower fan shown in Figure 1 121.Both be provided with in the bottom of frame 1 and communicated the cotton-entering channel 13 that communicates with air inlet duct 12 again with blending box 11.

big licker-in 2 is arranged on the frame 1 rotationally; And be positioned at aforesaid blending box 11, the below of air inlet duct 12 and the top of cotton-entering channel 13; That is to say that big licker-in 2 is positioned at the intersection of blending box 11, air inlet duct 12 and cotton-entering channel 13.This big licker-in 2 is driven by big licker-in transmission mechanism 21; Big licker-in transmission mechanism 21 comprises big thorn roller motor 211, small belt pulley 212 and big belt pulley 213 and driving belt 214; Big thorn roller motor 211 is installed on the frame 1, and small belt pulley 212 is fixed on the spindle nose of big thorn roller motor 211, and big belt pulley 213 is fixed on the big thorn roll shaft spindle nose of big licker-in 2; One end of driving belt 214 is nested with on small belt pulley 212, and the other end is nested with on big belt pulley 213.One spinule roller 3 is arranged on the frame 1 rotationally, and is positioned at the bottom of aforesaid blending box 11, just is positioned at the position of the cotton outlet that mixes plate case 11, and matches with big licker-in 2.Spinule roller 3 is driven by not shown spinule roller power drive mechanism equally.

The on-woven fiber that enter in the blending box 11 is fed to big licker-in 2 by the comb of the thorn on the spinule roller 3; And then feed by the thorn on the big licker-in 2 comb and to feed cotton passage 13, this can be made much of through the reading to the specification of aforesaid CN2663451Y.

respectively constitute a dust cage cylindrical shell seat 14 (Fig. 2 sign) in the corresponding both sides of frame 1 and at the position corresponding to the cotton-entering channel cotton outlet of aforesaid cotton-entering channel 13; On the inwall of this dust cage cylindrical shell seat 14 and around the circumferencial direction of dust cage cylindrical shell seat 14 with the one group of roller 141 that has been equidistantly spaced; By shown in Figure 2; The quantity of one group of roller 141 is three the restriction of this quantity (but do not receive); Each roller 141 has roller shaft 1411, and roller shaft 1411 is fixed on the dust cage cylindrical shell seat 14.Central authorities at dust cage cylindrical shell seat 14 offer a hand hole 142, and on this hand hole 142, are equipped with the capping 1421 that is used for hand hole 142 sealing, and hand hole 142 is corresponding with the following dust cage that also will specify 6.

dust cage 6 is arranged on the frame 1 rotationally; This dust cage 6 is made up of dust cage cylindrical shell 61, a pair of air channel partition 62 and a gear shaft 63, and being covered with on the surface of dust cage cylindrical shell 61 has wind inlet 613, and respectively has (being fixed with) dust cage circle 611 at the two ends of dust cage cylindrical shell 61; Constitute a roller groove 6111 and a gear ring 6112 at the inwall of this dust cage circle 611 and around the circumferencial direction of dust cage circle 611; Wherein, gear ring 6112 is positioned at the inboard of roller groove 6111, and the position of aforesaid roller 141 on dust cage cylindrical shell seat 14 is corresponding with roller groove 6111; And match with roller groove 6111; That is, roller 141 is positioned at roller groove 6111, plays the guide effect to dust cage cylindrical shell 61.By illustrated in figures 1 and 2; The structure of a pair of air channel partition 62 is mutually the same; And be positioned at dust cage cylindrical shell 61 with back-to-back form; By this formed space between air channel partition 62 is constituted the air draught road 612 of dust cage cylindrical shell 61, that is to say, the dust cage cylinder chamber of dust cage cylindrical shell 61 is separated out (at a distance from setting out) air draught road 612 by a pair of air channel partition 62.When dust cage cylindrical shell 61 turns between the two adjacent air channel partitions 62; During promptly corresponding to air draught road 612; Air draught road 612 is just by the following air draft mechanism that also will mention 5 extracting airs; And dust cage cylindrical shell 61 is during corresponding to the position of air channel partition 62, because of the obstruct of suffering air channel partition 62 by air draft mechanism 5 effects.Gear shaft 63 is positioned at dust cage cylindrical shell 61, the two ends of this gear shaft 63 and respectively be fixed with a gear 631 in position corresponding to aforesaid gear ring 6112, and gear 631 is meshed with gear ring 6112.Wherein: gear shaft 63 is stretched over outside the frame 1 towards an end of the following dust cage driving mechanism 7 that also will mention, is in transmission connection with dust cage driving mechanism 7.By shown in Figure 2, on aforesaid a pair of dust cage cylindrical shell seat 14, respectively be provided with a gear shaft block 143, be bearing in rotationally on the gear shaft block 143 and realize that dust cage 6 is that dust cage cylindrical shell 61 is supported on the frame 1 rotationally by aforesaid gear shaft 63.

When 7 work of dust cage driving mechanism, driven gear axle 63 rotates, because gear 631 is fixed on the gear shaft 63 ; And be meshed with gear ring 6112; Therefore, by gear shaft 63 driven gears 631, drive dust cage cylindrical shell 61 by gear 631 through gear ring 6112 and rotate.

aforesaid a pair of air channel partition 62 is static; Promptly do not rotate; Each air channel partition 62 comprises first, second an air channel demarcation strip fixed mount 621,622 and an air channel demarcation strip 623; First, second air channel demarcation strip fixed mount 621,622 is parallel; And fix with the inwall of aforesaid dust cage cylindrical shell seat 14; One side of the length direction of air channel demarcation strip 623 and the first air channel demarcation strip fixed mount 621 are fixing, and the opposite side of the length direction of air channel demarcation strip 623 is fixing with the second air channel demarcation strip fixed mount 622, and the two ends of demarcation strip 623 respectively have been bent into one towards the direction of the inwall of dust cage cylindrical shell 61 and seal flanging 6231 in the air channel.Shown in figure, promptly constitute aforesaid air draught road 612 between the adjacent air channel demarcation strip 623.

aforesaid output curtain 4 comprises output curtain body 41 and lace curtaining roller 42; One end of output curtain body 41 is nested with on lace curtaining roller 42; And the other end is nested with on the frame at the cotton inlet port place of carding machine according to common practise; The lace curtaining roll shaft 421 of lace curtaining roller 42 leans out frame 1 towards an end (right-hand member shown in Figure 2) of dust cage driving mechanism 7, and is fixed with one the 4th drive 4211.In addition, be provided with a carrying roller 15 rotationally on the frame 1 and above corresponding to the side of lace curtaining roller 42, the roller carrier shaft 151 of this carrying roller 15 leans out frame 1 equally towards an end of dust cage driving mechanism 7, and is fixed with one the 5th drive 1511.

Fig. 2 please be seen by emphasis in ; The dust cage driving mechanism of repeatedly mentioning above 7 comprises motor 71, reduction box 72, first drive 73, first driving belt 74, second drive 75, the 3rd drive 76 and second driving belt 77; Motor 71 cooperates with reduction box 72 transmissions; And be fixed on the frame 1 together with motor 71 by reduction box 72, first drive 73 is fixed on the reduction box final stage power output shaft 721 of reduction box 72, and an end of first driving belt 74 is nested with on first drive 73; The other end is nested with on second drive 75; The 3rd drive 76 is coaxial with second drive 75, and is fixed on the aforesaid gear shaft 63, and second driving belt 77 is nested with on the 3rd drive 76, the 4th drive 4211 and the 5th drive 1511.In order to make second driving belt 77 have good tensioner degree, therefore be placed on this expansion tightening wheel 17 being provided with an expansion tightening wheel 17, the second driving belts 77 on the frame 1 rotationally.

when aforesaid first, second, third, fourth drive 73,75,76,4211 and the 5th drive 1511 and expansion tightening wheel 17 were sprocket wheel, then described first, second driving belt 74,77 was drive sprocket; Yet; When the first, second, third, fourth, the 5th drive 73,75,76,4211,1511 and expansion tightening wheel 17 were belt pulley, then, first, second driving belt 74,77 was driving belt; Present embodiment is selected the former, does not select the latter but do not repel.That is to say, can not limit the technical scheme of the utility model with the formal argument of drive and driving belt.

Fig. 1 please be seen by emphasis in ; The air draft mechanism 5 that provides comprises air exhauster 51, exhaust column 52 and wind chamber 53; Air exhauster 51 is fixed on the bottom of frame 1, and an end of wind chamber 52 is connected with the air inlet 511 of air exhauster 51, and the other end is connected with the air outlet of wind chamber 53; Wind chamber 53 is corresponding to the bottom of the length direction of aforesaid dust cage 6, and is promptly corresponding with the bottom of the length direction of dust cage cylindrical shell 61.Shown in figure, wind chamber 53 is all the time corresponding to air draught road 612, and air draught road 612 is all the time corresponding to wind chamber 53 in other words.

Fig. 1 please be continued to see in ; The side of aforesaid cotton-entering channel 13 towards the top of dust cage 6 constitutes a cotton guiding plate 131; The upper end of this cotton guiding plate 131 is arranged on the frame 1 with bearing pin 1311 pivots, and extend towards the direction of the lace curtaining roller 42 of output curtain 4 lower end of cotton guiding plate 131, and corresponding to the top of dust cage 6; Be connected with an adjustment screw rod 132 in this lower end of cotton guiding plate 131, this adjustment screw rod 132 is bearing on the frame 1 rotationally.Perhaps rotate counterclockwise adjustment screw rod 132 clockwise; Just can make on the lower end of cotton guiding plate 131 and carry or press down; Make cotton-entering channel 13 take place to increase or reduce; Just make the space change between cotton guiding plate 131 and the dust cage cylindrical shell 61, so that adapt to different web output quantities, i.e. the thickness of the web of cotton-entering channel 13 is come from control.Preferably, on frame 1 and preferably be equipped with form 16 corresponding to the position of cotton-entering channel 13.

applicant narrates the operation principle of the utility model; When will be, then drive with the big licker-in transmission mechanism work of electric control box control connection, drive blower fan 121 work that make the spinule roller transmission mechanism work that is in transmission connection with spinule roller 3, air exhauster 51 work that drive air draft mechanism 5, motor 71 work that drive dust cage driving mechanism 7 and order about air inlet duct 12 the 41 last times of output curtain body that are transported to output curtain 4 by after the opener shredding of preceding working procedure and on-woven fiber that introduce blending box 11.On-woven fiber in the blending box 11 is fed to big licker-in 2 by the roller tooth on the spinule roller 3 (also can claim broach) comb, and press to cotton-entering channel 13 by the pressure air in the air inlet duct 12 with on-woven fiber this moment.Because dust cage cylindrical shell 61 is in running (rotation) state; Again since the air channel demarcation strip 623 (one of them of a centering) of air channel partition 62 corresponding to output curtain body 41; Therefore when dust cage cylindrical shell 61 turns to this position; Air draft mechanism 5 does not just produce suction force to it, thereby web successfully is fed on output curtain body 41 by way of carrying roller 15 and since output curtain body 41 constitute one go round and begin again phoresy the plane; Again because the on-woven fiber of cotton-entering channel 13 arrives at dust cage cylindrical shell 61 with connecting, therefore by 41 outputs continuously of output curtain body.

are in said process; Air draft mechanism 5 is all the time to air draught road 121 exhausting; And in the exhausting process, should not produce the negative-pressure adsorption effect in the web at output curtain body 41 positions to the correspondence on the dust cage cylindrical shell 61; Therefore can guarantee that web is fed to output curtain body 41 equably, by exporting the carding machine that curtain body 41 is presented to next procedure.

in sum; Because the utility model scheme will be exported curtain 4 and be configured in sidepiece; Promptly be configured in the sidepiece of the length direction of dust cage cylindrical shell 61, and air draft mechanism 5 is configured in the bottom of the length direction of dust cage cylindrical shell 61, thereby air draft mechanism 5 can not produce web output and interferes; Make the thickness degree of web be able to even causing, guarantee that the grammes per square metre of final on-woven product after acupuncture such as nonwoven fabric is consistent.And, because air draft mechanism 5 shows as the form of end exhausting, therefore; Suction force is desirable; And the on-woven fiber that helps in the cotton-entering channel 13 is transferred to dust cage cylindrical shell 61, and is very favourable for improving into net efficient, and the situation that on-woven fiber silts up can not occur in cotton-entering channel 13

Claims

1. a kind of random web-laying equipment; The frame (1) that comprises have blending box (11), air inlet duct (12) and cotton-entering channel (13); Wherein, blending box (11) and air inlet duct (12) are positioned at the top of frame (1), and cotton-entering channel (13) is positioned at the bottom of frame (1); Be arranged on a big licker-in (2) and a little licker-in (3) on the frame (1) rotationally; Big licker-in (2) is corresponding to the below of said blending box (11) and air inlet duct (12); And corresponding to the top of cotton-entering channel (13), and little licker-in (3) is positioned at blending box (11), and match with big licker-in (3); One output curtain (4), this output curtain (4) is provided on the frame (1); One air draft mechanism (5); This air draft mechanism (5) is arranged on the bottom of frame (1); It is characterized in that also including the dust cage driving mechanism (7) that a dust cage (6) and is used to order about dust cage (6) motion; The said frame (1) that dust cage (6) is arranged on linkedly goes up and corresponding to the below of said cotton-entering channel (11), dust cage driving mechanism (7) is arranged on the bottom of frame (1), and is in transmission connection with dust cage (6); Described output curtain (4) is corresponding to the sidepiece of the length direction of said dust cage (6), and described air draft mechanism (5) is corresponding to the bottom of the length direction of dust cage (6).

2. random web-laying equipment according to claim 1; It is characterized in that described dust cage (6) comprising: a dust cage cylindrical shell (61); The two ends of this dust cage cylindrical shell (61) respectively are fixed with a dust cage circle (611); Offer a roller groove (6111) on the inwall of each dust cage circle (611) and around the circumferencial direction of dust cage circle (611), and on the inwall of dust cage circle (611), also constitute gear ring (6112), gear ring (6112) is positioned at the inboard of roller groove (6111); A pair of air channel partition (62); Be positioned at described dust cage cylindrical shell (61); And it is fixing with said frame (1); This structure to air channel partition (62) is mutually the same, and back-to-back setting, by this air channel partition (62) is separated out air draught road (612) with the length direction of the dust cage cylinder chamber of dust cage cylindrical shell (61); One is positioned at the gear shaft (63) of dust cage cylindrical shell (61); Be bearing in rotationally on the said frame (1); Respectively be fixed with a gear (631) at the two ends of this gear shaft (63) and in position corresponding to said gear ring (6112); Gear (631) is meshed with gear ring (6112), and wherein: an end of gear shaft (63) is stretched over outside the frame (1), is in transmission connection with described dust cage driving mechanism (7); Described output curtain (4) is corresponding with the sidepiece of the length direction of said dust cage cylindrical shell (61), and described air draft mechanism (5) is corresponding with the bottom of the length direction of dust cage cylindrical shell (61).

3. random web-laying equipment according to claim 2; It is characterized in that on the outer wall of the both sides of described frame (1) and respectively constitute a dust cage cylindrical shell seat (14) in position corresponding to the two ends of said dust cage cylindrical shell (61); On the inwall of each dust cage cylindrical shell seat (14) and in position, be provided with one group of roller (141) rotationally with the interval state corresponding to described roller groove (6111); Roller (141) matches with roller groove (6111); And the central authorities at each dust cage cylindrical shell seat (14) offer a hand hole (142); Hand hole (142) is provided with the capping (1421) that is used for hand hole (142) sealing; Described air channel partition (62) is fixed with the inwall of dust cage cylindrical shell seat (14); And the end, two ends of described gear shaft (63) is bearing on the dust cage cylindrical shell seat (14) rotationally, and described dust cage driving mechanism (7) is in transmission connection at position and the said gear shaft (631) corresponding to dust cage cylindrical shell seat (14), and described output curtain (4) is in transmission connection at the position and the dust cage driving mechanism (7) of dust cage cylindrical shell seat (14) equally.

4. random web-laying equipment according to claim 3; It is characterized in that described a pair of air channel partition (62) respectively comprises first, second air channel demarcation strip fixed mount (621,622) and air channel demarcation strip (623); First, second air channel demarcation strip fixed mount (621,622) is parallel; And the end, two ends of first, second air channel demarcation strip fixed mount (621,622) leans out dust cage cylindrical shell (61) and fixes with the inwall of described dust cage cylindrical shell seat (14); One side of the length direction of air channel demarcation strip (623) is fixed on the first air channel demarcation strip fixed mount (621); And the opposite side of the length direction of air channel demarcation strip (623) is fixed on the second air channel demarcation strip fixed mount (622), and the two ends of demarcation strip (623) respectively constitute a sealing flanging (6231) towards the direction bending of dust cage cylindrical shell (61) in the air channel.

5. random web-laying equipment according to claim 3, the quantity that it is characterized in that described one group of roller (141) is three, is equally distributed in the inboard of said dust cage cylindrical shell seat (14) each other.

6. random web-laying equipment according to claim 3; It is characterized in that described dust cage driving mechanism (7) comprises motor (71), reduction box (72), first drive (73), first driving belt (74), second, third drive (75,76) and second driving belt (77); Motor (71) cooperates with reduction box (72) transmission; And be fixed on the described frame (1) together with motor (71) by reduction box (72); First drive (73) is fixed on the reduction box final stage power output shaft (721) of reduction box (72); One end of first driving belt (74) is nested with on first drive (73), and the other end is nested with on second drive (75), and the 3rd drive (76) is coaxial and be fixed on the described gear shaft (63) with second drive (75); Second driving belt (77) is nested with on the 3rd drive (76), and is in transmission connection with described output curtain (4).

7. random web-laying equipment according to claim 6; It is characterized in that described output curtain (4) comprises defeated lace curtaining body (41) and lace curtaining roller (42); Defeated lace curtaining body (41) is nested with on lace curtaining roller (42); And lace curtaining roller (42) is bearing on the said frame (1) rotationally; The lace curtaining roll shaft (421) of this lace curtaining roller (42) leans out frame (1) and is fixed with one the 4th drive (4211) towards an end of described dust cage driving mechanism (7), and described second driving belt (77) is nested with on the 4th drive (4211).

8. random web-laying equipment according to claim 7; It is characterized in that described frame (1) go up and corresponding to the rotated position of the top of said steel curtain axle (42) be provided with a carrying roller (15); The roller carrier shaft (151) of this carrying roller (15) leans out frame (1) and is fixed with one the 5th drive (1511) towards an end of said dust cage driving mechanism (7), and described second driving belt (77) is nested with on the 5th drive (1511).

9. random web-laying equipment according to claim 1; It is characterized in that described air draft mechanism (5) comprises air exhauster (51), exhaust column (52) and wind chamber (53); Air exhauster (51) is fixed on the bottom of said frame (1); The air inlet (511) of one end of exhaust column (52) and air exhauster (51) connects, and the other end is connected with wind chamber (53), and wind chamber (53) is fixed corresponding to the bottom of the length direction of said dust cage (6) and with frame (1).

10. According to claim 1 or 9 described random web-laying equipments; It is characterized in that said cotton-entering channel (13) and constitute a cotton guiding plate (131) corresponding to a side of the top of said dust cage (6); The upper end pivotal connection of this guide plate plate (131) is on described frame (1); And extend towards the direction of described output curtain (4) lower end; And be equipped with one be used to change the gap between cotton guiding plate (131) and the said dust cage (6) adjustment screw rod (132), this adjustment screw rod (132) is connected on the frame (1) rotationally, goes up and is provided with form (16) in the position corresponding to said cotton-entering channel (13) in described frame (1)