CN218967412U

CN218967412U - Non-woven fabric opening device

Info

Publication number: CN218967412U
Application number: CN202223393523.6U
Authority: CN
Inventors: 王利君
Original assignee: Changshu Weicheng Non Woven Equipment Co ltd
Current assignee: Changshu Weicheng Non Woven Equipment Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-05
Anticipated expiration: 2032-12-15

Abstract

The application discloses non-woven fabrics unpacking device belongs to non-woven fabrics processing technology field, and it includes frame casing and feed inlet, is provided with dust absorption mechanism on the frame casing, and dust absorption mechanism includes breathing pipe, collecting box, air pump, and the breathing pipe sets up in feed inlet department, and the breathing pipe intercommunication has a plurality of dust collecting hoods, and a plurality of dust collecting hoods all set up towards feed inlet department, and the breathing pipe communicates in the inner chamber of collecting box; an air inlet pipe is communicated with an air inlet of the air pump, the other end of the air inlet pipe is communicated with the inner cavity of the collecting box, and a filter screen is arranged in the air inlet pipe; the collecting box is internally provided with a collecting frame, the opening of the collecting box is inserted and provided with a sealing cover, and the dust collection mechanism further comprises a limiting assembly used for limiting the sealing cover. The utility model provides an impurity in the hopper of weighing of can reducing first to can reduce the effect of the error that the hopper of weighing of first weighing produced the weighing of feeding.

Description

Non-woven fabric opening device

Technical Field

The application relates to the technical field of non-woven fabric processing, in particular to a non-woven fabric unpacking device.

Background

The non-woven fabric is a non-woven fabric, which is formed by directly using slices, short fibers or filaments to form a net by air flow or machinery, then performing hydroentanglement, needle punching or hot rolling for reinforcement, and finally performing after-treatment. The bag has the advantages of no generation of fiber scraps, toughness, durability and the like, and compared with cotton fabrics, the bag of the non-woven fabric is easy to form and has low manufacturing cost. When processing nonwoven fabrics, it is necessary to open the rolled nonwoven fabrics by an opening device such as an opener.

Among the prior art, non-woven fabrics unpacking device includes first hopper, feeding conveyer belt, cotton roller, the cylinder, promote curtain, comb cotton frame, ejection of compact conveyer belt, unpack the motor, second hopper and the feed wagon weigh, first hopper setting of weighing is on feeding conveyer belt one end, the other slope in feeding conveyer belt right side sets up promotes the curtain, it sets up cotton roller all to promote the curtain left side, cotton roller all passes through the transfer line and is connected with the cylinder, it sets up comb cotton frame and ejection of compact conveyer belt to promote the curtain top and is connected with ejection of compact conveyer belt, it is connected with unpack the motor to promote the curtain output shaft through the belt, set up the second hopper of weighing under ejection of compact conveyer belt right side, set up the feed wagon under the second hopper of weighing.

With respect to the above related art, the inventor considers that the feeding port of the non-woven fabric unpacking device is in an open state for a long time, so that impurities and the like may fall into the feeding port of the non-woven fabric unpacking device, and after a long time, more impurities may be accumulated in the first weighing hopper, so that a larger error may be generated in weighing of the feeding material by the first weighing hopper.

Disclosure of Invention

In order to reduce the impurity in the first hopper that weighs to can reduce the first hopper that weighs the error that produces of weighing the feeding, to this application provide a non-woven fabrics unpacking device.

The application provides a non-woven fabrics unpacking device adopts following technical scheme:

the non-woven fabric unpacking device comprises a frame shell and a feeding hole, wherein a dust collection mechanism is arranged on the frame shell and comprises an air suction pipe, a collection box and an air pump, the air suction pipe is arranged at the feeding hole and is communicated with a plurality of dust hoods, the dust hoods are all arranged towards the feeding hole, and the air suction pipe is communicated with an inner cavity of the collection box;

an air inlet pipe is communicated with an air inlet of the air pump, the other end of the air inlet pipe is communicated with the inner cavity of the collecting box, and a filter screen is arranged in the air inlet pipe; the dust collection device is characterized in that a collection frame is arranged in the collection box, a sealing cover is inserted into the opening of the collection box, and the dust collection mechanism further comprises a limiting assembly used for limiting the sealing cover.

By adopting the technical scheme, a worker firstly inserts the sealing cover at the opening of the collecting box, and seals the collecting box; then open the air pump, the air pump can let the collection incasement produce negative pressure, and then the dust collecting cover on the breathing pipe can absorb the impurity in the hopper of weighing of first, and these impurities can be through the breathing pipe suction to the collection frame in the collection incasement to impurity in the hopper of weighing of first can reduce, thereby can reduce the error that the hopper of weighing of first produced the weighing to the feeding.

Preferably, the limiting component comprises a fixing rod, a through hole is formed in the fixing rod, a limiting rod slides in the through hole, and the limiting rod can be abutted to the sealing cover.

Through adopting above-mentioned technical scheme, before the staff utilized sealed lid to seal the collection box, the gag lever post was located the position of keeping away from sealed lid, later when the staff with sealed lid grafting to the opening part of collection box to with the sealed back of collection box, again to the direction removal gag lever post that is close to sealed lid, later when the gag lever post butt behind sealed the lid, thereby can reduce sealed lid and collection box and take place the possibility of separation.

Preferably, the storage tank has been seted up to the perforated inner wall, be equipped with stopper and first spring in the storage tank, the stopper slide in the storage tank, offered on the gag lever post and supplied the spacing groove that the stopper pegged graft, the both ends of first spring respectively fixed connection in the stopper and the inner wall of storage tank.

Through adopting above-mentioned technical scheme, when the staff removes the gag lever post to the direction that is close to sealed lid, the gag lever post can sliding connection in the stopper, and first spring is in compression state this moment, and then when the gag lever post removes to stopper and the corresponding position in spacing groove, the elasticity of first spring can promote the stopper grafting to the spacing inslot to can reduce the gag lever post and take place the possibility that removes easily, and then can reduce the gag lever post and take place the possibility of separation with sealed lid easily.

Preferably, a pull rod is slidably moved in the storage groove, one end of the pull rod is fixedly connected with the limiting block, the other end of the pull rod penetrates through the storage groove to be away from the inner wall of one end of the limiting rod and extends to the outer side of the fixing rod, and one end of the pull rod away from the fixing rod is fixedly connected with a pull block.

Through adopting above-mentioned technical scheme, when the staff need empty the impurity in the collection frame, can be at first to the direction pulling pull piece of keeping away from the dead lever, the pull piece can drive the pull rod and remove, and the pull rod drives the stopper and removes to the direction of keeping away from the gag lever post, afterwards when the stopper removes to the position of keeping away from the gag lever post to can reduce the staff and remove the degree of difficulty of gag lever post to the direction of keeping away from sealed lid, and then can be convenient for the staff open sealed lid, and empty the impurity in the collection frame.

Preferably, a sealing ring is fixedly arranged on the inner wall of the opening of the collecting box, and the sealing ring can be abutted to the side wall of the sealing cover.

Through adopting above-mentioned technical scheme, the sealing washer that sets up can the butt on the lateral wall of sealed lid to can improve sealed leakproofness of lid.

Preferably, the collecting box slides in the supporting plate, the collecting frame is arranged on the supporting plate, and a driving assembly for driving the supporting plate to move is arranged in the collecting box.

Through adopting above-mentioned technical scheme, the staff can place the collection frame in the backup pad, can follow vertical direction through drive assembly drive backup pad and remove afterwards to can be convenient for the staff put into the collection box with the collection frame, perhaps take out the collection frame from the collection box.

Preferably, the driving assembly comprises a screw rod, a first bevel gear, a second bevel gear, a rotating rod and a hand wheel, a first connecting block is arranged on the supporting plate, and a first sliding chute for sliding the first connecting block is formed in the inner wall of the collecting box; the screw rod is rotatably arranged on the inner wall of the first chute, the first connecting block is in threaded fit with the screw rod, and the first bevel gear is fixedly connected with the screw rod; the second bevel gear is fixedly connected to one end of the rotating rod, and the other end of the rotating rod is rotatably connected to the inner wall of the first sliding groove and penetrates through the outer side of the collecting box; the hand wheel is fixedly connected to one end of the rotating rod, which is far away from the collecting box.

Through adopting above-mentioned technical scheme, the staff can rotate the hand wheel, and the hand wheel rotates and drives the bull stick and rotate, and the bull stick rotates and drives second bevel gear and rotate, and second bevel gear rotates and drives first bevel gear and rotate, and first bevel gear rotates and drives the lead screw and rotate, and the lead screw can drive first linkage block and remove along vertical direction afterwards, and first linkage block removes and can drive the backup pad and remove to can be convenient for staff drive backup pad and remove.

Preferably, the inner wall of the collecting box is provided with a second chute, a guide rod is fixedly arranged in the second chute, a second connecting block is fixedly connected to the supporting plate, and the second connecting block slides on the guide rod.

Through adopting above-mentioned technical scheme, the backup pad can drive first connecting block and slide in the guide bar at the in-process that removes, therefore, the guide bar that sets up can reduce the backup pad and follow lead screw pivoted possibility together.

In summary, the present application includes at least one of the following beneficial technical effects:

1. firstly, a worker inserts a sealing cover into an opening on a collecting box to seal the collecting box; then, the air pump is started, negative pressure can be generated in the collecting box by the air pump, then impurities in the first weighing hopper can be absorbed by the dust collecting cover on the air suction pipe, and the impurities can be sucked into the collecting frame in the collecting box through the air suction pipe, so that the impurities in the first weighing hopper can be reduced, and the error of the first weighing hopper on the weighing of the feeding materials can be reduced;

2. before a worker seals the collecting box by using the sealing cover, the limiting rod is positioned at a position far away from the sealing cover, after the worker inserts the sealing cover to the opening of the collecting box and seals the collecting box, the limiting rod is moved towards a direction close to the sealing cover, and after the limiting rod abuts against the sealing cover, the possibility of separation of the sealing cover and the collecting box can be reduced;

3. when the staff moves the gag lever post to the direction that is close to sealed lid, the gag lever post can sliding connection in the stopper, and first spring is in compression state this moment, and then when the gag lever post moved to stopper and spacing inslot corresponding position, the elasticity of first spring can promote the stopper and peg graft to the spacing inslot to can reduce the gag lever post and take place the possibility that removes easily, and then can reduce the gag lever post and take place the possibility of separation with sealed lid easily.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a non-woven fabric unpacking device;

FIG. 2 is a schematic view showing the structure of a collection frame in an embodiment of the present application;

FIG. 3 is a schematic view of a structure of a highlighting stopper according to an embodiment of the present disclosure;

fig. 4 is an enlarged view at a in fig. 2.

Reference numerals illustrate:

1. a housing of the frame; 2. a feed inlet; 3. a dust collection mechanism; 4. an air suction pipe; 5. a collection box; 6. an air pump; 7. a dust collection cover; 8. an air inlet pipe; 9. a filter screen; 10. a collection frame; 11. sealing cover; 12. a limit component; 13. a fixed rod; 14. perforating; 15. a limit rod; 16. a storage tank; 17. a limiting block; 18. a first spring; 19. a limit groove; 20. a pull rod; 21. pulling blocks; 22. a seal ring; 23. a support plate; 24. a drive assembly; 25. a screw rod; 26. a first bevel gear; 27. a second bevel gear; 28. a rotating rod; 29. a hand wheel; 30. a first connection block; 31. a first chute; 32. a second chute; 33. a guide rod; 34. and a second connecting block.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a non-woven fabric unpacking device. As shown in fig. 1, including frame casing 1 and feed inlet 2, the top of frame casing 1 is provided with dust absorption mechanism 3, dust absorption mechanism 3 includes breathing pipe 4, collecting box 5 and air pump 6, breathing pipe 4 is cyclic annular, collecting box 5 is the cuboid form, breathing pipe 4 fixed mounting is in feed inlet 2 departments, a plurality of dust collecting hoods 7 are installed to the lateral wall hoop of breathing pipe 4, a plurality of dust collecting hoods 7 all communicate in the inner chamber of breathing pipe 4, and the opening of a plurality of dust collecting hoods 7 all sets up towards feed inlet 2, breathing pipe 4 intercommunication has the connecting pipe, the one end that breathing pipe 4 was kept away from to the connecting pipe communicates in the inner chamber of collecting box 5.

As shown in fig. 1 and 2, the air pump 6 is fixedly connected to the top side wall of the frame shell 1 through bolts, an air inlet pipe 8 is communicated with an air inlet of the air pump 6, the other end of the air inlet pipe 8 is communicated with the inner cavity of the collecting box 5, and a filter screen 9 is fixedly connected to the inner wall of one end of the air inlet pipe 8 positioned in the collecting box 5; a collecting frame 10 is arranged in the collecting box 5, and the collecting frame 10 is in a cuboid shape; the sealing cover 11 is inserted and arranged at the opening of the collecting box 5, the sealing cover 11 consists of a cover plate and a sealing plug, the cover plate and the sealing plug are both in a cuboid shape, the sealing plug is fixedly connected to the bottom of the cover plate, the sealing plug on the sealing cover 11 can be inserted and connected at the opening of the collecting box 5, the sealing ring 22 is fixedly adhered to the inner wall of the opening of the collecting box 5, the sealing ring 22 is square and annular, the sealing ring 22 is made of rubber, and the sealing ring 22 can be abutted to the peripheral side wall of the sealing plug on the sealing cover 11; the dust collection mechanism 3 further comprises a limiting assembly 12 for limiting the sealing cover 11.

As shown in fig. 1 and 2, a worker firstly inserts the sealing cover 11 into an opening on the collecting box 5 to seal the collecting box 5, and the arranged sealing ring 22 can be abutted against the side wall of the sealing cover 11, so that the tightness of the sealing cover 11 can be improved; subsequently, the air pump 6 is started, negative pressure can be generated in the collecting box 5 by the air pump 6, then impurities in the first weighing hopper can be absorbed by the dust hood 7 on the air suction pipe 4, and the impurities can be sucked into the collecting frame 10 in the collecting box 5 through the air suction pipe 4, so that the impurities in the first weighing hopper can be reduced, and the error of the first weighing hopper for weighing the fed materials can be reduced.

As shown in fig. 2 and 3, the limiting components 12 are provided with four groups, the four groups of limiting components 12 are respectively arranged on four side walls of the collecting box 5, the limiting components 12 comprise fixing rods 13, the fixing rods 13 are cuboid, the fixing rods 13 are welded and fixed on the side walls of the collecting box 5, through holes 14 are formed in the fixing rods 13, the through holes 14 extend along the horizontal direction, limiting rods 15 slide in the through holes 14, the limiting rods 15 are cuboid, and the limiting rods 15 can be abutted to the top of the sealing cover 11; before the staff seals the collection box 5 by using the sealing cover 11, the limiting rod 15 is located at a position far away from the sealing cover 11, then when the staff inserts the sealing cover 11 into the opening of the collection box 5 and seals the collection box 5, the limiting rod 15 is moved towards a direction close to the sealing cover 11, and then when the limiting rod 15 abuts against the sealing cover 11, the possibility of separation of the sealing cover 11 and the collection box 5 can be reduced.

As shown in fig. 2 and 3, a storage groove 16 is formed in the top inner wall of the through hole 14, the storage groove 16 extends along the vertical direction, a limiting block 17 and a first spring 18 are arranged in the storage groove 16, the limiting block 17 is in a cuboid shape, the limiting block 17 slides in the storage groove 16 along the vertical direction, and a limiting groove 19 for inserting the limiting block 17 is formed in the top side wall of the limiting rod 15; the first spring 18 is vertically arranged, and the upper end and the lower end of the first spring 18 are respectively welded and fixed on the limiting block 17 and the inner wall of the storage groove 16.

As shown in fig. 2 and 3, when the worker moves the limit lever 15 in a direction approaching the sealing cover 11, the limit lever 15 can be slidably connected to the limit block 17, at this time, the first spring 18 is in a compressed state, and then when the limit lever 15 moves to a position where the limit block 17 corresponds to the limit groove 19, the elastic force of the first spring 18 can push the limit block 17 to be inserted into the limit groove 19, so that the possibility that the limit lever 15 is easily moved can be reduced, and the possibility that the limit lever 15 is easily separated from the sealing cover 11 can be reduced.

As shown in fig. 2 and 3, a pull rod 20 slides in the storage tank 16 along the vertical direction, the pull rod 20 is in a cylindrical shape, the bottom end of the pull rod 20 is welded and fixed on a limiting block 17, the top end of the pull rod 20 penetrates through the inner wall of one end of the storage tank 16 far away from the limiting rod 15 and extends to the outer side of the fixed rod 13, one end of the pull rod 20 far away from the fixed rod 13 is welded and fixed with a pull block 21, and the pull block 21 is in a circular plate shape; when the staff need empty the impurity in the collection frame 10, can be at first to the direction pulling pull piece 21 that keeps away from dead lever 13, pull piece 21 can drive pull rod 20 and remove, and pull rod 20 drives stopper 17 to the direction that keeps away from gag lever post 15 and remove, later when stopper 17 removes to the position that keeps away from gag lever post 15 to can reduce the staff and remove the degree of difficulty of gag lever post 15 to the direction that keeps away from sealed lid 11, and then can be convenient for the staff open sealed lid 11, and empty the impurity in the collection frame 10.

As shown in fig. 2, a supporting plate 23 slides in the collecting box 5 along the vertical direction, the supporting plate 23 is in a cuboid shape, the collecting frame 10 is arranged on the supporting plate 23, and a driving assembly 24 for driving the supporting plate 23 to move is arranged in the collecting box 5.

As shown in fig. 2 and 4, the driving assembly 24 includes a screw rod 25, a first bevel gear 26, a second bevel gear 27, a rotating rod 28 and a hand wheel 29, a first connecting block 30 is welded and fixed on one side wall of the supporting plate 23, the first connecting block 30 is rectangular, a first chute 31 for sliding the first connecting block 30 is provided on one side inner wall of the collecting box 5 close to the first connecting block 30, and the first chute 31 extends along the vertical direction; the screw rod 25 is vertically arranged, the upper end and the lower end of the screw rod 25 are respectively and rotatably connected to the inner walls of the upper end and the lower end of the first chute 31, and the first connecting block 30 is penetrated and in threaded connection with the screw rod 25; the first bevel gear 26 is sleeved and fixed on the top end of the screw rod 25; the rotating rod 28 is horizontally arranged, the second bevel gear 27 is sleeved and fixed on one end of the rotating rod 28 close to the screw rod 25, and the other end of the rotating rod 28 is connected to the inner wall of the first chute 31 in a sealing and rotating way and penetrates through the outer side of the collecting box 5; a hand wheel 29 is welded to the end of the rotating rod 28 remote from the collection box 5.

As shown in fig. 2 and 4, a worker may place the collecting frame 10 on the supporting plate 23, then may rotate the hand wheel 29, the hand wheel 29 rotates to drive the rotating rod 28 to rotate, the rotating rod 28 rotates to drive the second bevel gear 27 to rotate, the second bevel gear 27 rotates to drive the first bevel gear 26 to rotate, the first bevel gear 26 rotates to drive the lead screw 25 to rotate, then the lead screw 25 can drive the first connecting block 30 to move along the vertical direction, and the first connecting block 30 can drive the supporting plate 23 to move, so that the worker can conveniently drive the supporting plate 23 to move, and then the worker can conveniently put the collecting frame 10 into the collecting box 5, or take the collecting frame 10 out of the collecting box 5.

As shown in fig. 2, a second chute 32 is provided on the inner wall of the collecting box 5 at the opposite side of the screw rod 25, the second chute 32 extends along the vertical direction, a guide rod 33 is provided in the second chute 32, the guide rod 33 is cylindrical and vertically arranged, and the upper and lower ends of the guide rod 33 are respectively penetrated and fixed on the inner walls of the upper and lower ends of the second chute 32; a second connecting block 34 is fixedly welded on one side wall of the supporting plate 23, the second connecting block 34 is rectangular, and the second connecting block 34 penetrates through the guide rod 33 along the axial direction of the guide rod 33 and slides on the guide rod 33; the support plate 23 can drive the first connecting block 30 to slide on the guide rod 33 in the moving process, so that the guide rod 33 can reduce the possibility that the support plate 23 rotates along with the screw rod 25.

The implementation principle of the embodiment of the application is as follows: the staff inserts the sealing cover 11 into the opening of the collecting box 5 to seal the collecting box 5, and the arranged sealing ring 22 can be abutted against the side wall of the sealing cover 11, so that the tightness of the sealing cover 11 can be improved; subsequently, the air pump 6 is started, negative pressure can be generated in the collecting box 5 by the air pump 6, then impurities in the first weighing hopper can be absorbed by the dust hood 7 on the air suction pipe 4, and the impurities can be sucked into the collecting frame 10 in the collecting box 5 through the air suction pipe 4, so that the impurities in the first weighing hopper can be reduced, and the error of the first weighing hopper for weighing the fed materials can be reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a non-woven fabrics unpacking device, includes frame casing (1) and feed inlet (2), its characterized in that: the dust collection device is characterized in that a dust collection mechanism (3) is arranged on the frame shell (1), the dust collection mechanism (3) comprises an air suction pipe (4), a collecting box (5) and an air pump (6), the air suction pipe (4) is arranged at the feeding hole (2), the air suction pipe (4) is communicated with a plurality of dust collection covers (7), the dust collection covers (7) are all arranged towards the feeding hole (2), and the air suction pipe (4) is communicated with an inner cavity of the collecting box (5);

an air inlet pipe (8) is communicated with an air inlet of the air pump (6), the other end of the air inlet pipe (8) is communicated with the inner cavity of the collecting box (5), and a filter screen (9) is arranged in the air inlet pipe (8); the dust collection device is characterized in that a collection frame (10) is arranged in the collection box (5), a sealing cover (11) is inserted into an opening of the collection box (5), and the dust collection mechanism (3) further comprises a limiting assembly (12) used for limiting the sealing cover (11).

2. A nonwoven fabric unpacking device according to claim 1, characterized in that: the limiting component (12) comprises a fixed rod (13), a through hole (14) is formed in the fixed rod (13), a limiting rod (15) slides in the through hole (14), and the limiting rod (15) can be abutted to the sealing cover (11).

3. A nonwoven fabric unpacking device according to claim 2, characterized in that: the inner wall of perforation (14) has seted up bin (16), be equipped with stopper (17) and first spring (18) in bin (16), stopper (17) slide in bin (16), offered on gag lever post (15) and confession spacing groove (19) that stopper (17) were pegged graft, the both ends of first spring (18) respectively fixed connection in stopper (17) and the inner wall of bin (16).

4. A nonwoven fabric unpacking device according to claim 3, characterized in that: the utility model discloses a pull rod, including holding vessel (16), pull rod (20), stopper (17) are located in the one end fixedly connected with of pull rod (20), the other end of pull rod (20) wears to locate holding vessel (16) are kept away from the one end inner wall of gag lever post (15) and extend to the outside of dead lever (13), one end fixedly connected with pull block (21) of dead lever (13) are kept away from to pull rod (20).

5. A nonwoven fabric unpacking device according to claim 1, characterized in that: the inner wall of the opening of the collecting box (5) is fixedly provided with a sealing ring (22), and the sealing ring (22) can be abutted to the side wall of the sealing cover (11).

6. A nonwoven fabric unpacking device according to claim 1, characterized in that: the collecting box (5) is internally slipped with a supporting plate (23), the collecting frame (10) is arranged on the supporting plate (23), and a driving component (24) for driving the supporting plate (23) to move is arranged in the collecting box (5).

7. A nonwoven fabric unpacking device according to claim 6, characterized in that: the driving assembly (24) comprises a screw rod (25), a first bevel gear (26), a second bevel gear (27), a rotating rod (28) and a hand wheel (29), a first connecting block (30) is arranged on the supporting plate (23), and a first sliding groove (31) for sliding the first connecting block (30) is formed in the inner wall of the collecting box (5); the screw rod (25) is rotatably arranged on the inner wall of the first chute (31), the first connecting block (30) is in threaded fit with the screw rod (25), and the first bevel gear (26) is fixedly connected with the screw rod (25); the second bevel gear (27) is fixedly connected to one end of the rotating rod (28), and the other end of the rotating rod (28) is rotatably connected to the inner wall of the first sliding groove (31) and penetrates through the outer side of the collecting box (5); the hand wheel (29) is fixedly connected to one end of the rotating rod (28) far away from the collecting box (5).

8. A nonwoven fabric unpacking device according to claim 6, characterized in that: the inner wall of collection box (5) has seted up second spout (32), second spout (32) internal fixation is provided with guide bar (33), fixedly connected with second connecting block (34) on backup pad (23), second connecting block (34) slide in guide bar (33).