阅读说明：本技术 一种亲水无纺布生产系统 (Hydrophilic non-woven fabric production system ) 是由 刘毅 于 2020-12-31 设计创作，主要内容包括：本发明提供了一种亲水无纺布生产系统,包括上料装置、螺杆挤出机一、过滤器、与过滤器的出料口连接的纺丝箱、与纺丝箱的出料口连接的拉丝机、与拉丝机的出料口连接的成网机、与成网机的出料口连接的热轧机、与热轧机的出料口连接的浸料机、与浸料机的出料口连接的烘干机、与烘干机的出料口连接的分切机、复卷机。无纺布从浸料机中穿过时,亲水剂附着在无纺布上；无纺布从烘干机穿过时,烘干机将无纺布中的水分烘干,使得亲水剂固定在无纺布上。经亲水无纺布生产系统所生产的无纺布具有吸水能力较强,具有较好的亲水性,能够适用于做纸尿裤等卫生用品。设置有螺杆挤出机二,用以回收利用废料,可减少浪费,降低生产成本。(The invention provides a hydrophilic non-woven fabric production system which comprises a feeding device, a first screw extruder, a filter, a spinning box connected with a discharge port of the filter, a wire drawing machine connected with a discharge port of the spinning box, a net forming machine connected with a discharge port of the wire drawing machine, a hot rolling machine connected with a discharge port of the net forming machine, a soaking machine connected with a discharge port of the hot rolling machine, a drying machine connected with a discharge port of the soaking machine, a splitting machine connected with a discharge port of the drying machine, and a rewinding machine. When the non-woven fabric passes through the soaking machine, the hydrophilic agent is attached to the non-woven fabric; when the non-woven fabric passes through the dryer, the dryer dries the moisture in the non-woven fabric, so that the hydrophilic agent is fixed on the non-woven fabric. The non-woven fabric produced by the hydrophilic non-woven fabric production system has stronger water absorption capacity and better hydrophilicity, and can be suitable for being used as sanitary articles such as paper diapers and the like. And the screw extruder II is arranged and used for recycling the waste materials, so that the waste can be reduced, and the production cost is reduced.)

1. The utility model provides a hydrophilic non-woven fabric production system which characterized by: the device comprises a feeding device (1), a screw extruder I (2) connected with a discharge port of the feeding device (1), a filter (3) connected with a discharge port of the screw extruder I (2), a spinning box (4) connected with a discharge port of the filter (3), a wire drawing machine (5) connected with a discharge port of the spinning box (4), a wire forming machine (6) connected with a discharge port of the wire drawing machine (5), a hot rolling machine (7) connected with a discharge port of the wire forming machine (6), a soaking machine (8) connected with a discharge port of the hot rolling machine (7), a drying machine (9) connected with a discharge port of the soaking machine (8), a splitting machine (10) connected with a discharge port of the drying machine (9), and a rewinding machine (11) for winding non-woven fabrics; the soaking machine (8) is filled with a hydrophilic agent, and the hot-rolled non-woven fabric penetrates through the hydrophilic agent.

2. The hydrophilic nonwoven fabric production system according to claim 1, characterized in that: an exhaust gas treatment device (12) is arranged above the spinning box (4), and an air inlet of the exhaust gas treatment device (12) is communicated with an inner cavity of the spinning box (4).

3. The hydrophilic nonwoven fabric production system according to claim 1, characterized in that: the side wall department of screw extruder (2) has seted up feed supplement mouth (13), feed supplement mouth (13) with the inner chamber of screw extruder (2) is linked together, the side of screw extruder (2) is provided with screw extruder two (14), the discharge gate of screw extruder two (14) with feed supplement mouth (13) are linked together.

4. The hydrophilic nonwoven fabric production system according to claim 3, characterized in that: a carding knife (15) is arranged at the feed inlet of the second screw extruder (14), and the knife edge of the carding knife (15) is positioned on one side of the carding knife (15) departing from the second screw extruder (14).

5. The hydrophilic nonwoven fabric production system according to claim 4, characterized in that: the carding knife (15) comprises a housing (151) hinged on the second screw extruder (14), an elastic piece (152) connected with the housing (151) and the second screw extruder (14), a cutting edge (153) connected with the second screw extruder (14) in a sliding manner, and a driving mechanism (154) used for driving the cutting edge (153) to slide along the vertical direction; an opening (16) is formed in the position, away from the side wall of the second screw extruder (14), of the outer cover (151), two carding edges (17) are symmetrically arranged on two sides of the opening (16), and cutting edges of the two carding edges (17) are abutted tightly; the cutting edge (153) is arranged inside the outer cover (151), and the cutting edge of the combing edge (17) faces one side of the opening (16).

6. The hydrophilic nonwoven fabric production system according to claim 5, characterized in that: a tearing plate (18) is hinged to the joint of the combing edge (17) and the outer cover (151), and tearing teeth (19) are arranged on the side wall, close to the combing edge (17), of the tearing plate (18); the carding blade (17) is provided with a through hole (20) in a penetrating mode, and when the tearing plate (18) abuts against the carding blade (17), the tearing teeth (19) penetrate through the through hole (20).

7. The hydrophilic nonwoven fabric production system according to claim 6, characterized in that: the side wall of the tearing plate (18) departing from the carding blade (17) is provided with a shifting lever (21), and the shifting lever (21) is abutted to the cutting blade (153).

8. The hydrophilic nonwoven fabric production system according to claim 7, characterized in that: a convex block (22) is arranged on the side wall of the cutting edge (153), and the convex block (22) is abutted to the side wall, far away from the opening (16), of the shifting lever (21).

9. The hydrophilic nonwoven fabric production system according to claim 5, characterized in that: the driving mechanism (154) comprises a driving motor (1541) and a cam (1542) arranged on an output shaft of the driving motor (1541), and the outer edge of the cam (1542) is abutted against the bottom of the cutting edge (153).

10. The hydrophilic nonwoven fabric production system according to claim 9, characterized in that: the inner wall of the outer cover (151) is provided with a travel switch I (23) and a travel switch II (24), the side wall of the cutting blade (153) is provided with a trigger block (25), when the trigger block (25) is in contact with the travel switch I (23), the travel switch I (23) closes the driving motor (1541), and when the trigger block (25) is in contact with the travel switch II (24), the travel switch II (24) opens the driving motor (1541).

Technical Field

The invention relates to a non-woven fabric production system, in particular to a hydrophilic non-woven fabric production system.

Background

At present, chinese patent with publication number CN105586718A discloses a non-woven fabric production system, which comprises a drying tower, a screw extruder connected to the drying tower, a precision filter connected to the screw extruder, a spinning box connected to the precision filter, a tension roller for tensioning the spinning, a stretching roller for stretching the spinning, an air flow stretching system for straight stretching the spinning, a web former for combining the spinning with a substrate, a heat setting machine for fixing the substrate and the spinning by hot rolling, a winding roller for cooling the non-woven fabric cooling roller, and a winding roller for winding the non-woven fabric by rotation. The non-woven fabric produced by the non-woven fabric production system has poor water absorption capacity and poor hydrophilicity, and is not suitable for being used as sanitary articles such as paper diapers and the like.

Disclosure of Invention

In view of the above, the present invention provides a hydrophilic nonwoven fabric production system, which can produce hydrophilic nonwoven fabric suitable for use as sanitary articles such as diapers.

In order to solve the technical problems, the technical scheme of the invention is as follows: a hydrophilic non-woven fabric production system comprises a feeding device, a first screw extruder connected with a discharge port of the feeding device, a filter connected with a discharge port of the first screw extruder, a spinning box connected with a discharge port of the filter, a wire drawing machine connected with a discharge port of the spinning box, a web former connected with a discharge port of the wire drawing machine, a hot rolling machine connected with a discharge port of the web former, a material soaking machine connected with a discharge port of the hot rolling machine, a drying machine connected with a discharge port of the material soaking machine, a splitting machine connected with a discharge port of the drying machine, and a rewinding machine used for winding non-woven fabrics; the soaking machine is filled with a hydrophilic agent, and the hot-rolled non-woven fabric penetrates through the hydrophilic agent.

According to the technical scheme, the feeding device conveys granular master batches into the first screw extruder; the first screw extruder heats the master batches to be molten and conveys the molten master batches to a filter through an internal auger; the filter filters impurities in the molten master batches and sends the molten master batches into a spinning box; the molten master batch in the spinning box is sprayed out from a die head to form spinning; straightening the spun yarn by a wire drawing machine and then entering a web former; the web former places the spun yarn on a cloth substrate; the hot rolling mill presses the spun yarn and the fabric substrate to form a non-woven fabric; when the non-woven fabric passes through the soaking machine, the hydrophilic agent is attached to the non-woven fabric; when the non-woven fabric passes through the dryer, the dryer dries the moisture in the non-woven fabric, so that the hydrophilic agent is fixed on the non-woven fabric; the non-woven fabric is wound on a rewinder after being cut by a cutting machine. The non-woven fabric produced by the hydrophilic non-woven fabric production system has stronger water absorption capacity and better hydrophilicity, and can be suitable for being used as sanitary articles such as paper diapers and the like.

Preferably, a waste gas treatment device is arranged above the spinning box, and an air inlet of the waste gas treatment device is communicated with an inner cavity of the spinning box.

Through above-mentioned technical scheme, the exhaust treatment device of setting on the spinning case can be with the oil gas pump-out in the spinning case, so the oil gas is difficult for adhering to the surface at the spinning.

Preferably, a material supplementing opening is formed in the side wall of the first screw extruder and communicated with the inner cavity of the first screw extruder, a second screw extruder is arranged on the side edge of the first screw extruder, and a discharge opening of the second screw extruder is communicated with the material supplementing opening.

Through the technical scheme, during use, the cut part of the non-woven fabric is placed into the feed inlet of the screw extruder II, the cut part of the non-woven fabric is heated to a molten state by the screw extruder II, and the non-woven fabric is fed into the screw extruder I through the feeding port, so that waste is reduced, and the production cost is reduced.

Preferably, a carding knife is arranged at the feed inlet of the second screw extruder, and the knife edge of the carding knife is positioned on one side, away from the second screw extruder, of the carding knife.

Through above-mentioned technical scheme, the part that the non-woven fabrics was tailor is the waste material. When the waste material passes through the carding knife, the carding knife can be used for carding the waste material, so that the waste material is not easy to knot. When the waste materials are knotted, the knife edge of the carding knife can be used for cutting off the knot, and the knotted waste materials cannot easily plug the feed inlet of the screw extruder II.

Preferably, the carding knife comprises a housing hinged on the second screw extruder, an elastic piece connected with the housing and the second screw extruder, a cutting edge connected with the second screw extruder in a sliding manner, and a driving mechanism used for driving the cutting edge to slide along the vertical direction; an opening is formed in the side wall of the outer cover, which is far away from the screw extruder II, two carding edges are symmetrically arranged on two sides of the opening, and cutting edges of the two carding edges are abutted tightly; the cutting edge is arranged inside the outer cover, and the cutting edge of the combing edge faces to one side of the opening.

Through above-mentioned technical scheme, the carding sword blade that is located the opening both sides supports tightly each other, so when the waste material passes from carding sword, the carding sword can comb the waste material for the waste material is difficult for knoing. When the waste material knotting condition occurs, the two carding blades are matched to cut the knot end, so that the feed inlet of the screw extruder II is not easily blocked by the knotted waste material. When the waste material knotting condition is serious and the combing knife can not completely cut the knot, the knot can drive the outer cover to rotate towards one side of the screw extruder II. When the cutting edge positioned in the inner part of the outer cover is contacted with the carding edge, the cutting edge can push the carding edge to the two sides. When the cutting edge is exposed between the two carding edges, the cutting edge is controlled by the driving mechanism to reciprocate along the vertical direction so as to cut open the knots. The cutting blade can conveniently cut the knot in the process of reciprocating motion along the vertical direction, so that the feed inlet of the screw extruder II is not easily blocked by knotted waste materials. When the knot is cut open, the elastic piece drives the outer cover to rotate towards the side far away from the screw extruder II, so that the cutting edge gradually retracts into the outer cover.

Preferably, a tearing plate is hinged to the joint of the carding edge and the outer cover, and tearing teeth are arranged on the tearing plate close to the side wall of the carding edge; the carding blade is provided with a through hole in a penetrating mode, and when the tearing plate is abutted to the carding blade, the tearing teeth penetrate through the through hole.

Through the technical scheme, when the outer cover rotates towards one side of the screw extruder II, the cutting blade is gradually close to the tearing plate. When the cutting edge is abutted against the tearing plate, the cutting edge can drive the tearing plate to rotate towards one side of the carding edge. When the tear-off plate is in contact with the carding edge, the tear-off teeth pass through the through-holes and catch the waste material. Later the cutting edge can push away tearing the board and combing the sword to both sides, and it can tear the waste material to tear the tooth to weaken the degree of knoing of waste material, make the knot of waste material can be more easily cut open by the cutting edge.

Preferably, a deflector rod is arranged on the side wall of the tearing plate, which is away from the carding blade, and the deflector rod is abutted to the cutting blade.

Through the technical scheme, when the outer cover and the cutting edge rotate relatively, the cutting edge can drive the tearing plate to comb the edge to rotate through the deflector rod.

Preferably, a protruding block is arranged on the side wall of the cutting edge, and the protruding block is abutted to the side wall, far away from the opening, of the shifting lever.

Through above-mentioned technical scheme, the lug of cutting sword lateral wall department keeps away from open-ended lateral wall with the driving lever and offsets, so the cutting sword can more conveniently order about the driving lever around the pin joint and rotate.

Preferably, the driving mechanism comprises a driving motor and a cam arranged on an output shaft of the driving motor, and the outer edge of the cam is abutted against the bottom of the cutting edge.

Through above-mentioned technical scheme, driving motor during operation drive cam rotates, can be with cutting edge periodic jack-up when the cam rotates.

Preferably, the inner wall department of dustcoat is provided with travel switch one and travel switch two, the lateral wall department of cutting edge is provided with the trigger block, works as the trigger block with travel switch one collides when touching, travel switch one will driving motor closes, works as the trigger block with travel switch two collides when touching, travel switch two will driving motor opens.

Through the technical scheme, when the outer cover rotates towards the second screw extruder, and the second travel switch is in contact with the trigger block at the side wall of the cutting edge, the driving motor is started and drives the cam to rotate, so that the cutting edge can slide in a reciprocating manner in the vertical direction. When the outer cover rotates towards the position far away from the screw extruder II and the travel switch I is in contact with the trigger block on the side wall of the cutting edge, the driving motor is turned off.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a first schematic cross-sectional view of a carding blade;

FIG. 3 is a second schematic cross-sectional view of a carding knife.

Reference numerals: 1. a feeding device; 2. a screw extruder I; 3. a filter; 4. a spinning box; 5. a wire drawing machine; 6. a web former; 7. a hot rolling mill; 8. soaking machine; 9. a dryer; 10. splitting machine; 11. rewinding machine; 12. an exhaust gas treatment device; 13. a material supplementing port; 14. a screw extruder II; 15. a carding knife; 151. a housing; 152. an elastic member; 153. a cutting edge; 154. a drive mechanism; 1541. a drive motor; 1542. a cam; 16. an opening; 17. a carding edge; 18. tearing the plate; 19. tearing the teeth; 20. a through hole; 21. a deflector rod; 22. a bump; 23. a travel switch I; 24. a travel switch II; 25. and triggering the block.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.

A hydrophilic non-woven fabric production system comprises a feeding device 1, a screw extruder I2 connected with a discharge port of the feeding device 1, a filter 3 connected with a discharge port of the screw extruder I2, a spinning box 4 connected with a discharge port of the filter 3, a waste gas treatment device 12 arranged above the spinning box 4, a wire drawing machine 5 connected with a discharge port of the spinning box 4, a web forming machine 6 connected with a discharge port of the wire drawing machine 5, a hot rolling machine 7 connected with a discharge port of the web forming machine 6, a soaking machine 8 connected with a discharge port of the hot rolling machine 7, a drying machine 9 connected with a discharge port of the soaking machine 8, a splitting machine 10 connected with a discharge port of the drying machine 9, and a rewinding machine 11 used for winding non-woven fabric, wherein the spinning machine is shown in figure 1.

The feed inlet of the feeding device 1 extends into a stock bin filled with master batches, the discharge port of the feeding device 1 and the screw extruder I2 are arranged, and the feeding device 1 is used for conveying the master batches in the stock bin to the inside of the screw extruder I2. The screw extruder I2 is used for heating the master batches inside to enable the master batches inside to be heated to a molten state, and meanwhile, the auger in the screw extruder I2 rotates to convey the master batches in the molten state to the inside of the filter 3. The filter 3 is internally provided with a filter screen for filtering impurities mixed in the master batch in a molten state. Then, the molten master batch filtered by the filter 3 enters the spinning manifold 4 under pressure. The molten mother particles in the manifold 4 are ejected from the die under pressure to form a spun yarn. The waste gas treatment device 12 arranged above the spinning box 4 is used for pumping out oil gas in the spinning box 4, so that the oil gas is not easy to adhere to the spinning. After the spun yarn sprayed out of the die head enters a wire drawing machine 5, the wire drawing machine 5 straightens the spun yarn. The spun yarn straightened by the wire drawing machine 5 enters a web former 6, and the web former 6 places the spun yarn on a moving cloth substrate to form a non-woven fabric blank. After the nonwoven fabric blank enters the hot rolling mill 7, the hot rolling mill 7 hot-rolls and fixes the spun yarns in the nonwoven fabric blank and the fabric substrate to form a nonwoven fabric. The soaking machine 8 is filled with a hydrophilic agent, and when the hot-rolled non-woven fabric passes through the soaking machine 8, the hydrophilic agent in the soaking machine 8 is attached to the non-woven fabric. The dryer 9 is used for heating and drying the non-woven fabric, so that the hydrophilic agent can be fixed on the non-woven fabric. The slitter 10 is configured to cut the edges of the nonwoven fabric and divide the nonwoven fabric into sections that meet the customer's needs. The rewinder 11 is used for winding the cut non-woven fabric.

And a material supplementing opening 13 is formed in the side wall of the screw extruder I2, and the material supplementing opening 13 is communicated with the inner cavity of the screw extruder I2. And a screw extruder II 14 is arranged on the side edge of the screw extruder I2, the screw extruder II 14 and the screw extruder I2 are arranged side by side, and a discharge hole of the screw extruder II 14 is communicated with the material supplementing hole 13. When the waste material cutting device is used, waste materials generated by cutting are placed into the second screw extruder 14 through the feeding hole, the second screw extruder 14 heats and melts the waste materials, and the waste materials are fed into the first screw extruder 2 through the feeding hole 13, so that waste is reduced.

As shown in figures 2 and 3, a plurality of carding blades 15 are arranged side by side at the feed inlet of the second screw extruder 14, and a carding gap for waste materials to pass through is formed between every two adjacent carding blades 15. The knife edge of the carding knife 15 is positioned on the side, away from the second screw extruder 14, of the carding knife 15, so that knots formed after the waste materials are knotted can be cut off.

The carding blade 15 includes an outer cover 151, an elastic member 152, a cutting edge 153, and a driving mechanism 154. The outer cover 151 is hinged at the feed port of the second screw extruder 14, and the extension direction of the hinged shaft of the outer cover 151 is parallel to the feed direction of the second screw extruder 14. An opening 16 is formed in the position, far away from the side wall of the second screw extruder 14, of the outer cover 151, two carding blades 17 are arranged in the position, far away from the side wall of the second screw extruder 14, of the outer cover 151, the two carding blades 17 are symmetrically distributed on two sides of the opening 16, and cutting edges of the two carding blades 17 are abutted tightly. The joint of the carding edge 17 and the outer cover 151 is hinged with a tearing plate 18, a deflector rod 21 is arranged on the side wall of the tearing plate 18 departing from the carding edge 17, and the tearing plate 18 is vertical to the deflector rod 21. Comb and run through on the sword 17 and be provided with a plurality of through-holes 20, the lateral wall department that tears the board 18 and be close to comb the sword 17 is provided with a plurality of teeth 19 that tear, a plurality of teeth 19 that tear and a plurality of through-holes 20 one-to-one, when tearing board 18 and comb the sword 17 and contradict, tear the tooth 19 and can pass in the through-hole 20. The elastic member 152 is a spring in this embodiment, one end of the spring is connected to the side wall of the housing 151, and the other end of the spring is connected to the second screw extruder 14. The spring serves to support the housing 151 such that the housing 151 is kept upright. The cutting edge 153 is disposed inside the housing 151, and a cutting edge of the cutting edge 153 faces the opening 16 side of the housing 151. The cutting edge 153 is connected with the second screw extruder 14 in a sliding manner, and the sliding direction of the cutting edge 153 is vertical. The side wall of the cutting edge 153 opposite to the shift lever 21 is provided with a projection 22, and the projection 22 is abutted against the side wall of the shift lever 21 away from the opening 16. The driving mechanism 154 includes a driving motor 1541 and a cam 1542 disposed on an output shaft of the driving motor 1541, and an outer edge of the cam 1542 abuts against a bottom of the cutting blade 153. The inner wall of the outer cover 151 is provided with a first travel switch 23 and a second travel switch 24, the side wall of the cutting blade 153 is provided with a trigger block 25, when the trigger block 25 is in contact with the first travel switch 23, the first travel switch 23 turns off the driving motor 1541, and when the trigger block 25 is in contact with the second travel switch 24, the second travel switch 24 turns on the driving motor 1541.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.