CN113089187A

CN113089187A - Medical long fiber non-woven fabric preparation device and method

Info

Publication number: CN113089187A
Application number: CN202110194575.1A
Authority: CN
Inventors: 金大付
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-21
Filing date: 2021-02-21
Publication date: 2021-07-09

Abstract

The invention relates to the technical field of non-woven fabric preparation, and discloses a medical long fiber non-woven fabric preparation device and method. The medical long fiber non-woven fabric preparation device and method ensure that the fiber net is distributed more uniformly in the non-woven fabric, improve the flow guide effect of the non-woven fabric, ensure better fiber bonding treatment effect, avoid fiber from being bonded and deviated in the hot pressing treatment process, and enable the non-woven fabric to meet the requirements of medical use.

Description

Medical long fiber non-woven fabric preparation device and method

Technical Field

The invention relates to the technical field of non-woven fabric preparation, in particular to a device and a method for preparing medical long-fiber non-woven fabric.

Background

Nonwoven fabrics, also known as nonwovens, are composed of oriented or random fibers. It is called a cloth because of its appearance and certain properties. The non-woven fabric has the characteristics of moisture resistance, air permeability, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity or irritation, rich color, low price, recycling and the like. For example, the polypropylene (pp material) granules are mostly adopted as raw materials and are produced by a continuous one-step method of high-temperature melting, spinning, laying a line and hot-pressing coiling.

The non-woven fabric has no warp and weft, is very convenient to cut and sew, is light in weight and easy to shape, and is popular with hand fans. Because it is a fabric formed without spinning a woven fabric, it is formed by orienting or randomly arranging textile staple fibers or filaments to form a web structure and then reinforcing them by mechanical, thermal or chemical means. The fabric is not interwoven and knitted by yarns one by one, but the fibers are directly bonded together by a physical method, so that when a user takes the fabric into the clothes, the user can find that one thread end cannot be drawn out. The non-woven fabric breaks through the traditional spinning principle and has the characteristics of short process flow, high production rate, high yield, low cost, wide application, multiple raw material sources and the like.

The existing non-woven fabric has a certain problem in the production and preparation process, the fiber cannot be combed and sorted and then pressed, the uniformity of a fiber net in the non-woven fabric cannot be guaranteed, the flow guide effect of the non-woven fabric is poor, the quality of the non-woven fabric is reduced, the non-woven fabric needs to be subjected to gluing treatment before hot-pressing and bonding treatment is carried out on the non-woven fabric at present, the gluing uniformity cannot be guaranteed in the gluing process, the fiber bonding treatment effect is poor, the fiber is subjected to hot-pressing treatment at last, the degree of the hot-pressing treatment of the fiber cannot be guaranteed, the fiber is bonded in the hot-pressing treatment process and is deviated, the bonding strength is not high, and the use of the non-woven fabric in medical treatment is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a device and a method for preparing medical long fiber non-woven fabric, which have the problems that non-woven fabrics have certain problems in the production and preparation process, fibers cannot be carded and then pressed, the uniformity of a fiber net in the non-woven fabrics cannot be ensured, the flow guide effect of the non-woven fabrics is poor, and the quality of the non-woven fabrics is reduced.

In order to realize the purpose that the fiber can be combed and arranged in order in the process of preparing the non-woven fabric and then is subjected to press fit treatment, the fiber net is ensured to be distributed in the non-woven fabric more uniformly, the flow guide effect of the non-woven fabric is improved, the quality of the non-woven fabric is also ensured, glue is coated on the fiber more uniformly, the effect of fiber bonding treatment is better, the fiber is prevented from being bonded and deviated in the hot pressing treatment process, the bonding strength of the fiber is higher, and the non-woven fabric meets the requirement of medical use, the invention provides the following technical scheme: the utility model provides a medical treatment long fiber non-woven fabrics fabric preparation facilities and method, includes first cylinder, second cylinder, rubber coating structure, transversely gets fine unit, vertically gets fine unit and hot pressing structure, the rubber coating structure is located between first cylinder and the second cylinder, the lateral wall of second cylinder is provided with first backing roll and second backing roll, transversely get the lateral wall department that fine unit is located first backing roll, vertically get the lateral wall department that fine unit is located the second backing roll, transversely get the below of fine unit and be provided with first conveying mesh belt, vertically get the below of fine unit and be provided with second conveying mesh belt, the one end at hot pressing structure is installed to the other end of first conveying mesh belt and second conveying mesh belt.

Preferably, the lateral wall of first cylinder and second cylinder all installs the transfer roller and assists the roller, the lateral wall transmission of transfer roller and assistance roller has the long fiber, and the long fiber is located the rubber coating structure.

Preferably, the top end and the bottom end of the gluing structure are both fixedly provided with a container box, the middle part of the top end of one container box is fixedly provided with a glue input pipe, a transmission pipe is fixedly arranged between the two container boxes, the top end and the bottom end of the inner side of the gluing structure are both fixedly provided with an installation cylinder, and a sliding cylinder is connected in the installation cylinder in a sliding manner.

Preferably, the installation cylinder runs through the gluing structure to the container box, the lateral wall fixedly connected with sliding ring of sliding cylinder, sliding ring matching sliding connection is in the inside of installation cylinder, the one end fixed mounting of sliding cylinder has first spring, install the ball in the inner wall of sliding cylinder.

Preferably, transversely get the fine unit and vertically get the equal fixed mounting in one end of fine unit and have a structure of cutting off, the inner wall fixedly connected with mounting bracket that cuts off the structure, swivelling joint has the cutting dish in the mounting bracket, the top fixed mounting that cuts off the structure has driving motor, driving motor's output passes through the axis of rotation lateral wall between rolling disc and the cutting dish and installs the drive belt.

Preferably, the inner wall fixed mounting who cuts off the structure has the pneumatic cylinder, the top fixedly connected with mounting panel of pneumatic cylinder, the top fixedly connected with carriage of mounting panel, and the cutting disc is located directly over the middle part of carriage.

Preferably, the top and the equal fixedly connected with installed part in bottom of hot pressing structure, all rotate in the installed part and be connected with the conveying roller, the middle part of hot pressing structure rotates and is connected with a supporting cylinder and two pressfitting rollers, and two pressfitting rollers distribute about being.

Preferably, be provided with the fixed plate among the hot pressing structure, the one end of fixed plate is rotated and is connected with two dwangs, and fixed mounting has the second spring between two dwangs, the other end of dwang all rotates and is connected with smooths the roller, and smooths the roller and supports the lateral wall department at the conveying roller.

Preferably, an air heater is fixedly installed at the top end of the hot pressing structure, an output end of the air heater is fixedly connected with a discharge pipe, and one end of the discharge pipe is located between the supporting cylinder and the pressing roller.

A method for preparing medical long fiber non-woven fabric comprises the following steps: the first step, the first cylinder is used for carding fiber bundles while the side wall of the first cylinder is conveyed through a conveying roller and an assisting roller;

secondly, gluing by using a gluing structure, carding by using a second cylinder, and conveying by using a conveying roller and an assisting roller;

thirdly, supporting and conveying the fibers by using a first supporting roller and a second supporting roller, treating the fibers by using a transverse fiber taking unit when the first supporting roller conveys the fibers, and treating the fibers by using a longitudinal fiber taking unit when the second supporting roller conveys the fibers;

and fourthly, conveying the fibers to a hot-pressing structure for hot-pressing treatment through the first conveying mesh belt and the second conveying mesh belt for limiting positions after the fiber taking units are respectively transversely taken and longitudinally taken, so as to finish the treatment of the preparation of the non-woven fabric.

Compared with the prior art, the invention provides a medical long fiber non-woven fabric preparation device and method, which have the following beneficial effects:

1. the medical long fiber non-woven fabric preparation device and the method thereof utilize a first cylinder to comb fiber bundles while the side wall of the first cylinder is conveyed through a conveying roller and an assisting roller, utilize a gluing structure to carry out gluing treatment, then carry out carding treatment through a second cylinder, convey through the conveying roller and the assisting roller, then utilize a first supporting roller and a second supporting roller to support and convey fibers, meanwhile, the first supporting roller utilizes a transverse fiber taking unit to treat the fibers while conveying the fibers, the second supporting roller utilizes a longitudinal fiber taking unit to treat the fibers while conveying the fibers, then respectively convey the fibers to a hot-pressing structure through a first conveying mesh belt and a second conveying mesh belt to carry out hot-pressing treatment, thereby completing the treatment of non-woven fabric preparation, ensuring that the fibers can be combed and arranged in the process of preparing the non-woven fabric and then be pressed, the fiber net is ensured to be distributed more uniformly in the non-woven fabric, the flow guide effect of the non-woven fabric is improved, and the quality of the non-woven fabric is also ensured.

2. This medical treatment long fiber non-woven fabrics preparation facilities and method, when the fibre passes through the rubber coating structure, carry to the container case through the glue input tube through external glue pump, then the ball supports on the fibre, and the sliding barrel slides at the installation section of thick bamboo inner wall through the support effect of first spring, guarantee the ball to fibrous support intensity, make the ball can be along with fibrous removal, thereby drive the inside colloid of sliding barrel and paint on the fibre, then utilize the second tin forest, transversely get fine unit and vertically get the processing of fine unit after guarantee that glue can evenly paint on the fibre, make glue paint more evenly on the fibre, the effect of having guaranteed fibre bonding treatment is better.

3. This preparation device and method of medical treatment long fiber non-woven fabrics, will be spacing to support through the conveying roller, utilize the second spring effect to obtain simultaneously and smooth the roller and support the fibre and press and cover, then carry out supporting role through a support section of thick bamboo, utilize the air heater to blow hot-blast through the delivery pipe on the fibre simultaneously, utilize two pressfitting rollers to carry out pressfitting treatment with the fibre after pressing at last, thereby make the non-woven fabrics, the degree of fibre hot pressing treatment can be guaranteed in carrying out hot pressing treatment process with the fibre, avoid the fibre to take place the skew in hot pressing treatment process, make fibre cohesive strength higher, make the non-woven fabrics accord with the requirement of medical use.

4. According to the medical long fiber non-woven fabric preparation device and method, when the limit is required to be cut off, the cutting disc is driven to rotate through the driving motor, then the mounting plate is driven to move upwards through the hydraulic cylinder, the supporting frame is also moved upwards under the action of the mounting plate, and the fibers can be supported at one end of the cutting disc through the supporting frame, so that the cutting treatment on the fibers is completed, and the integrity of the device is guaranteed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a structural adhesive applying structure of the present invention;

FIG. 3 is a cross-sectional view of the structural mounting cylinder of the present invention;

FIG. 4 is a schematic view of the internal structure of the cutting structure of the present invention;

fig. 5 is a schematic view of the internal structure of the structural thermocompression bonding structure of the present invention.

In the figure: 1. a first cylinder; 2. a conveying roller; 3. an assist roller; 4. a second cylinder; 5. gluing structure; 6. a container box; 7. a glue input pipe; 8. a conveying pipe; 9. mounting the cylinder; 10. a sliding cylinder; 11. a sliding ring; 12. a first spring; 13. a ball bearing; 14. a first support roller; 15. a second support roller; 16. a transverse fiber taking unit; 17. a longitudinal fiber taking unit; 18. a cutting structure; 19. a mounting frame; 20. cutting the disc; 21. a drive motor; 22. a hydraulic cylinder; 23. mounting a plate; 24. a support frame; 25. a first conveying mesh belt; 26. a second conveying mesh belt; 27. a hot-press structure; 28. a mounting member; 29. a conveying roller; 30. a fixing plate; 31. rotating the rod; 32. smoothing rollers; 33. a second spring; 34. a support cylinder; 35. a press-fit roller; 36. a hot air blower; 37. a discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a medical long fiber non-woven fabric preparation device and method includes a first cylinder 1, a second cylinder 4, a glue coating structure 5, a transverse fiber taking unit 16, a longitudinal fiber taking unit 17 and a hot pressing structure 27, wherein the glue coating structure 5 is located between the first cylinder 1 and the second cylinder 4, a first supporting roller 14 and a second supporting roller 15 are arranged on a side wall of the second cylinder 4, the transverse fiber taking unit 16 is located on a side wall of the first supporting roller 14, the longitudinal fiber taking unit 17 is located on a side wall of the second supporting roller 15, a first conveying mesh belt 25 is arranged below the transverse fiber taking unit 16, a second conveying mesh belt 26 is arranged below the longitudinal fiber taking unit 17, and the other ends of the first conveying mesh belt 25 and the second conveying mesh belt 26 are installed at one end of the hot pressing structure 27.

The medical long fiber non-woven fabric preparation device and method ensure that the fiber net is distributed more uniformly in the non-woven fabric, improve the flow guide effect of the non-woven fabric, ensure better fiber bonding treatment effect, avoid fiber from being bonded and deviated in the hot pressing treatment process, and enable the non-woven fabric to meet the requirements of medical use.

The side walls of the first cylinder 1 and the second cylinder 4 are both provided with a conveying roller 2 and an assisting roller 3, the side walls of the conveying roller 2 and the assisting roller 3 are conveyed with long fibers, and the long fibers are positioned in the gluing structure 5; the gluing device comprises a gluing structure 5, container boxes 6, a glue input pipe 7, a transmission pipe 8, a mounting cylinder 9 and a sliding cylinder 10, wherein the container boxes 6 are fixedly mounted at the top end and the bottom end of the gluing structure 5, the glue input pipe 7 is fixedly mounted in the middle of the top end of one container box 6, the transmission pipe 8 is fixedly mounted between the two container boxes 6, the mounting cylinder 9 is fixedly mounted at the top end and the bottom end of the inner side of the gluing structure 5, and; the installation cylinder 9 penetrates through the gluing structure 5 to the container box 6, the side wall of the sliding cylinder 10 is fixedly connected with a sliding ring 11, the sliding ring 11 is connected inside the installation cylinder 9 in a matched and sliding mode, one end of the sliding cylinder 10 is fixedly provided with a first spring 12, and the inner wall of the sliding cylinder 10 is provided with a ball 13; a cutting structure 18 is fixedly installed at one end of each of the transverse fiber taking unit 16 and the longitudinal fiber taking unit 17, an installation frame 19 is fixedly connected to the inner wall of the cutting structure 18, a cutting disc 20 is rotatably connected in the installation frame 19, a driving motor 21 is fixedly installed at the top end of the cutting structure 18, and a transmission belt is installed between the output end of the driving motor 21 and the side wall of the rotating shaft of the cutting disc 20 through the rotating disc; a hydraulic cylinder 22 is fixedly mounted on the inner wall of the cutting structure 18, a mounting plate 23 is fixedly connected to the top end of the hydraulic cylinder 22, a supporting frame 24 is fixedly connected to the top end of the mounting plate 23, and the cutting disc 20 is positioned right above the middle part of the supporting frame 24; the top end and the bottom end of the hot pressing structure 27 are fixedly connected with mounting pieces 28, the middle of each mounting piece 28 is rotatably connected with a conveying roller 29, the middle of the hot pressing structure 27 is rotatably connected with a supporting cylinder 34 and two pressing rollers 35, and the two pressing rollers 35 are vertically distributed; a fixing plate 30 is arranged in the hot pressing structure 27, one end of the fixing plate 30 is rotatably connected with two rotating rods 31, a second spring 33 is fixedly arranged between the two rotating rods 31, the other ends of the rotating rods 31 are rotatably connected with smoothing rollers 32, and the smoothing rollers 32 are supported on the side walls of the conveying rollers 29; the top end of the thermal compression structure 27 is fixedly provided with a hot air blower 36, the output end of the hot air blower 36 is fixedly connected with a discharge pipe 37, and one end of the discharge pipe 37 is positioned between the support cylinder 34 and the compression roller 35.

When the device works, firstly, the conveying roller 2 and the assisting roller 3 convey the side wall of the first cylinder 1, meanwhile, the first cylinder 1 is used for carding fiber bundles, the gluing structure 5 is used for gluing, then, the second cylinder 4 is used for carding, the conveying roller 2 and the assisting roller 3 are used for conveying, then, the first supporting roller 14 and the second supporting roller 15 are used for supporting and conveying fibers, meanwhile, the first supporting roller 14 utilizes the transverse fiber taking unit 16 to process the fibers when conveying the fibers, the second supporting roller 15 utilizes the longitudinal fiber taking unit 17 to process the fibers when conveying the fibers, then, the fibers are conveyed into the hot pressing structure 27 through the first conveying mesh belt 25 and the second conveying mesh belt 26 respectively for hot pressing, thereby completing the preparation of the non-woven fabric, when the fibers pass through the gluing structure 5, the fibers are conveyed into the container box 6 through the glue input pipe 7 through the external glue pump, then the ball 13 supports on the fibre, and the slide cartridge 10 slides at the installation section of thick bamboo 9 inner wall through the support effect of first spring 12, guarantee the support intensity of ball 13 to the fibre, make ball 13 can be along with fibrous removal, thereby drive the inside colloid of slide cartridge 10 and paint on the fibre, then utilize second cylinder 4, transversely get fine unit 16 and vertically get the processing of fine unit 17 after guarantee that glue can evenly paint on the fibre, support spacing through conveying roller 29, utilize second spring 33 effect to obtain smoothing roller 32 to support the fibre simultaneously and cover, then carry out the supporting action through support section of thick bamboo 34, utilize hot-blast fan 36 to blow hot-blast discharge pipe through 37 on the fibre simultaneously, utilize two pressfitting rollers 35 to carry out the pressfitting processing with the fibre after covering at last, thereby make the non-woven fabrics.

In summary, the conveying roller 2 and the assisting roller 3 convey the side wall of the first cylinder 1 and simultaneously utilize the first cylinder 1 to comb fiber bundles, when the fibers pass through the gluing structure 5, the fibers are conveyed into the container box 6 through the glue input pipe 7 through the external glue pump, then the balls 13 are supported on the fibers, the sliding cylinder 10 slides on the inner wall of the mounting cylinder 9 through the supporting action of the first spring 12, the supporting strength of the balls 13 on the fibers is ensured, the balls 13 can move along with the fibers, so that the glue in the sliding cylinder 10 is driven to be smeared on the fibers, and then the second cylinder 4, the transverse fiber fetching unit 16 and the longitudinal fiber fetching unit 17 are utilized to treat the fibers and ensure that the glue can be evenly smeared on the fibers; when the limit is required to be cut off, the cutting disc 20 is driven to rotate by the driving motor 21, then the mounting plate 23 is driven to move upwards by the hydraulic cylinder 22, meanwhile, the support frame 24 also moves upwards under the action of the mounting plate 23, and the fibers can be supported at one end of the cutting disc 20 by the support frame 24, so that the cutting treatment of the fibers is completed; the position limitation is supported by the conveying roller 29, the fiber is supported and pressed by the flattening roller 32 under the action of the second spring 33, then the fiber is supported by the supporting cylinder 34, hot air is blown to the fiber through the discharge pipe 37 by the hot air blower 36, and finally the pressed fiber is pressed by the two pressing rollers 35 to form the non-woven fabric.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a medical treatment long fiber non-woven fabrics preparation facilities, includes first cylinder (1), second cylinder (4), rubber coating structure (5), transversely gets fine unit (16), vertically gets fine unit (17) and hot-pressing structure (27), its characterized in that: rubber coating structure (5) are located between first cylinder (1) and second cylinder (4), the lateral wall of second cylinder (4) is provided with first backing roll (14) and second backing roll (15), transversely get the lateral wall department that fine unit (16) are located first backing roll (14), vertically get the lateral wall department that fine unit (17) are located second backing roll (15), the below of transversely getting fine unit (16) is provided with first conveying mesh belt (25), vertically the below of getting fine unit (17) is provided with second conveying mesh belt (26), the one end at hot pressfitting structure (27) is installed to the other end of first conveying mesh belt (25) and second conveying mesh belt (26).

2. The device for preparing the medical long fiber non-woven fabric according to claim 1, wherein: conveying roller (2) and assistance roller (3) are all installed to the lateral wall of first cylinder (1) and second cylinder (4), the lateral wall transmission of conveying roller (2) and assistance roller (3) has the long fiber, and the long fiber is arranged in rubber coating structure (5).

3. The device for preparing the medical long fiber non-woven fabric according to claim 1, wherein: the gluing device is characterized in that container boxes (6) are fixedly mounted on the top end and the bottom end of the gluing structure (5), a glue input pipe (7) is fixedly mounted in the middle of the top end of one container box (6), a transmission pipe (8) is fixedly mounted between the container boxes (6), an installation cylinder (9) is fixedly mounted on the top end and the bottom end of the inner side of the gluing structure (5), and a sliding cylinder (10) is slidably connected into the installation cylinder (9).

4. The device for preparing the medical long fiber non-woven fabric according to claim 3, wherein: installation section of thick bamboo (9) run through rubber coating structure (5) to container case (6) in, the lateral wall fixedly connected with slip ring (11) of slip cylinder (10), slip ring (11) match sliding connection in the inside of installation section of thick bamboo (9), the one end fixed mounting of slip cylinder (10) has first spring (12), install ball (13) in the inner wall of slip cylinder (10).

5. The device for preparing the medical long fiber non-woven fabric according to claim 1, wherein: transversely get fine unit (16) and vertically get the equal fixed mounting in one end of fine unit (17) and have cutting structure (18), inner wall fixedly connected with mounting bracket (19) of cutting structure (18), the swivelling joint has cutting disc (20) in mounting bracket (19), the top fixed mounting who cuts off structure (18) has driving motor (21), install the drive belt between the axis of rotation lateral wall that the output of driving motor (21) passes through rolling disc and cutting disc (20).

6. The device for preparing the medical long fiber non-woven fabric according to claim 5, wherein: the inner wall fixed mounting who cuts off structure (18) has pneumatic cylinder (22), the top fixedly connected with mounting panel (23) of pneumatic cylinder (22), the top fixedly connected with carriage (24) of mounting panel (23), and cutting disc (20) are located directly over the middle part of carriage (24).

7. The device for preparing the medical long fiber non-woven fabric according to claim 1, wherein: the top and the equal fixedly connected with installed part (28) in bottom of hot pressfitting structure (27), well equal rotation of installed part (28) is connected with conveying roller (29), the middle part of hot pressfitting structure (27) is rotated and is connected with a support section of thick bamboo (34) and two pressfitting rollers (35), and two pressfitting rollers (35) are upper and lower and distribute.

8. The device for preparing a medical long fiber non-woven fabric according to claim 7, wherein: be provided with fixed plate (30) in hot pressing structure (27), the one end of fixed plate (30) is rotated and is connected with two dwang (31), and fixed mounting has second spring (33) between two dwang (31), the other end of dwang (31) all rotates and is connected with smooths roller (32), and smooths roller (32) and supports lateral wall department at conveying roller (29).

9. The device for preparing a medical long fiber non-woven fabric according to claim 7, wherein: the hot pressing structure is characterized in that an air heater (36) is fixedly mounted at the top end of the hot pressing structure (27), an output end of the air heater (36) is fixedly connected with an exhaust pipe (37), and one end of the exhaust pipe (37) is located between the supporting cylinder (34) and the pressing roller (35).

10. The method for preparing the medical long fiber non-woven fabric according to claim 1, wherein the method comprises the following steps: the first step, the first cylinder is used for carding fiber bundles while the side wall of the first cylinder is conveyed through a conveying roller and an assisting roller;