CN114892362A

CN114892362A - Non-woven fabric production and dyeing method

Info

Publication number: CN114892362A
Application number: CN202210542814.2A
Authority: CN
Inventors: 王仁俊
Original assignee: Individual
Current assignee: Zhanjiang Dazhong Textile Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-08-12
Anticipated expiration: 2042-05-18
Also published as: CN114892362B

Abstract

The invention discloses a non-woven fabric production dyeing method in the technical field of non-woven fabric production, wherein a spin-drying device used in the method comprises a transmission shaft, fixing plates are rotatably arranged at two ends of the transmission shaft, a driving motor is fixed at one side of one of the fixing plates, which is far away from the transmission shaft, an output shaft of the driving motor is fixedly connected with the transmission shaft, a scroll is fixed at the center of the transmission shaft, two sliding grooves are arranged on the transmission shaft, and sliding blocks are movably arranged in the sliding grooves; according to the invention, through the arrangement of the spin-drying device, moisture in the thicker non-woven fabric can be quickly spun out, the traditional draining working mode is replaced, the production process of the non-woven fabric is improved, the production efficiency of the non-woven fabric is improved, quick production can be realized under the condition of urgent production, and the economic benefit of a factory is improved.

Description

Non-woven fabric production and dyeing method

Technical Field

The invention relates to the technical field of non-woven fabric production, in particular to a non-woven fabric production and dyeing method.

Background

Nonwoven fabrics, also known as non-woven fabrics, needle punched cotton, and the like, are composed of oriented or random fibers. The non-woven fabric is called as the fabric because of the appearance and certain properties of the fabric, and 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. 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 product has the advantages of rich color, brightness, fashion, environmental protection, wide application, elegant appearance, various patterns and styles, light weight, environmental protection and recycling, and is internationally recognized as an environmental protection product for protecting the earth ecology.

Some technical schemes related to a non-woven fabric production dyeing process also appear in the prior art, for example, a chinese patent with application number CN113201880A discloses a non-woven fabric production dyeing process, which performs preliminary scraping and draining on a non-woven fabric through a scraping plate, so that liquid contained in the non-woven fabric is greatly reduced, and then the liquid contained in the non-woven fabric is absorbed through a sponge block, wherein the sponge block is arranged on the outer surface of a conveying belt, so that the sponge block can be in contact with the non-woven fabric for a longer time, so that the absorption effect of the sponge block is better, and meanwhile, the sponge block is in extrusion contact with the non-woven fabric through an extrusion mechanism, so that the contact is tighter, and the water absorption effect of the sponge block is facilitated; this patent carries out the waterlogging caused by excessive rainfall through the mode that the sponge absorbed water, wastes time and energy, can't easily absorb its inside moisture to thicker non-woven fabrics, and can't increase speed when meetting emergency and producing to influence actual production efficiency.

Based on the above, the invention designs a non-woven fabric production and dyeing method to solve the above problems.

Disclosure of Invention

The invention aims to provide a non-woven fabric production and dyeing method, which aims to solve the problems that the thick non-woven fabric cannot easily absorb the water in the non-woven fabric and cannot improve the speed when emergency urgent production occurs, so that the actual production efficiency is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a method for producing and dyeing non-woven fabrics comprises the following steps:

s1: placing the coloring agent and the non-woven fabric into a dyeing tank, stirring the non-woven fabric, and keeping for 6-7 min;

s2: taking the non-woven fabric dyed in the step S2 out of the dyeing cylinder, and draining the dyeing agent on the non-woven fabric;

s3: washing the drained non-woven fabric in the step S2 with water, and spin-drying the non-woven fabric through a spin-drying device to obtain a non-woven fabric finished product;

wherein, the device that spin-dries that uses among S3 includes the transmission shaft, the both ends of transmission shaft are rotated and are installed the fixed plate, one of them the fixed plate is kept away from one side of transmission shaft and is fixed with driving motor, driving motor' S output shaft and transmission shaft fixed connection, the center of transmission shaft is fixed with the spool, be equipped with two spouts on the transmission shaft, movable mounting has the slider in the spout, two be fixed with the briquetting between the slider, the slider lateral wall is equipped with the rectangular hole, the both ends of spool all are equipped with the screw hole, and screw hole female connection has spacing bolt, two be fixed with the protection casing between the fixed plate, be equipped with the controller on the fixed plate, the controller is used for controlling the device work that spin-dries, the bottom mounting of fixed plate has the structure of smoothing out with fingers, smooth out the flat-knitting machine and construct and be used for smoothing out the non-woven fabrics.

Smooth out flat-bed machine structure including the support, two the bottom of fixed plate all is fixed with the support of L shape, the one end that adjacent fixed plate was kept away from to the support all is fixed with the worm gear speed reducer machine, the output shaft department of worm gear speed reducer machine is fixed with synchronous pulley No. one, be fixed with two synchronous pulley No. two on the transmission shaft, be equipped with the hold-in range No. one between No. two synchronous pulley of synchronous pulley and homonymy, two input shafts of worm gear speed reducer machine all are fixed with the rectangle ring, the symmetry is fixed with the mounting bracket of L shape on the lateral wall of fixed plate, the one end that corresponds the fixed plate is kept away from to the mounting bracket is rotated and is installed the scraper blade, the one end that the scraper blade is close to adjacent rectangle ring is equipped with the round platform, the round platform is located the rectangle ring.

The scraper blade divide into a board and No. two boards, a board and No. two boards are the articulated connection, a board is close to No. two board departments and is equipped with the electro-magnet No. one, No. two boards are close to a board department and are equipped with the iron plate, be equipped with reset spring between a board and No. two boards.

The protection casing bottom is equipped with the inductor, lies in one of them with one side be equipped with the electro-magnet No. two on the scraper blade, the scraper blade adopts iron metal material to make, No. one board and No. two boards are L shape, reset spring is located both junctions.

The one end that the mounting bracket is close to the scraper blade is equipped with the fixture block of C font, fixture block inside wall symmetry is equipped with two inflator, No. two boards are the cavity structure, the bottom of No. two boards is equipped with the orifice more than two, be equipped with the trachea between inflator and the adjacent No. two boards, the lateral wall of inflator, intraductal check valve that all is equipped with.

One side that adjacent worm gear speed reducer machine was kept away from to synchronous pulley is equipped with No. three synchronous pulley, the support bottom is equipped with the rectangular plate, rotate on the rectangular plate lateral wall and install the pivot, pivot fixed surface has No. four synchronous pulley, be equipped with the hold-in range No. two between No. three synchronous pulley and No. four synchronous pulley, the one end that the rectangular plate was kept away from in the pivot is equipped with the strip of taking out more than two along its circumference.

The draw bar is soft, and a spring is arranged inside the draw bar.

The length of the second plate is 3-5 times of that of the first plate, and the rotation point of the scraper is positioned at the fifth equal division point of the scraper;

compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the spin-drying device, moisture in the thicker non-woven fabric can be quickly spun out, the traditional draining working mode is replaced, the production process of the non-woven fabric is improved, the production efficiency of the non-woven fabric is improved, quick production can be realized under the condition of urgent production, and the economic benefit of a factory is improved.

2. According to the invention, the scraper and the accessory parts are arranged to intervene in the winding process of the non-woven fabric, so that the winding of the non-woven fabric is smoother, the problem of deviation of the winding of the non-woven fabric is avoided, and the normal operation of the subsequent spin-drying process is ensured.

3. The non-woven fabric is pretreated by the arrangement of the air cylinder and the drawing strips, so that the cloth of the non-woven fabric is more stretched, the drying speed of the non-woven fabric is increased, and the final spin-drying of the non-woven fabric is promoted.

Drawings

FIG. 1 is a flow chart of a method of the present invention;

FIG. 2 is a three-dimensional view of a spin-drying apparatus used in the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view at B of FIG. 2;

FIG. 5 is a partial schematic view of the present invention;

FIG. 6 is an enlarged schematic view at C of FIG. 5;

FIG. 7 is a schematic view showing the positional relationship between the rectangular ring and the squeegee;

FIG. 8 is a schematic view showing the positional relationship between the first plate and the second plate;

in the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a transmission shaft 1, a fixing plate 2, a driving motor 3, a scroll 4, a sliding block 5, a pressing block 6, a rectangular hole 7, a limiting bolt 8, a protective cover 9, a support 10, a worm gear speed reducer 11, a first synchronous pulley 12, a second synchronous pulley 13, a first synchronous belt 14, a rectangular ring 15, a mounting frame 16, a scraping plate 17, a circular table 18, a first plate 19, a second plate 20, a first electromagnet 21, an iron block 22, a reset spring 23, a second electromagnet 24, a clamping block 25, an air cylinder 26, a third synchronous pulley 27, a rotating shaft 28, a fourth synchronous pulley 29, a second synchronous belt 30 and a drawing strip 31.

Detailed Description

Referring to fig. 1-8, the present invention provides a technical solution: a method for producing and dyeing non-woven fabrics comprises the following steps:

s1: putting the coloring agent and the non-woven fabric into a dyeing cylinder, stirring the non-woven fabric, and keeping for 6-7min, wherein the process is to complete the dyeing of the non-woven fabric;

s2: taking the dyed non-woven fabric in the step S2 out of the dyeing cylinder, and draining the dyeing agent on the non-woven fabric to finish the color fixation of the non-woven fabric in the process;

wherein, the spin-drying device used in S3 comprises a transmission shaft 1, two ends of the transmission shaft 1 are rotatably provided with a fixed plate 2, one side of one of the fixing plates 2, which is far away from the transmission shaft 1, is fixed with a driving motor 3, an output shaft of the driving motor 3 is fixedly connected with the transmission shaft 1, a scroll 4 is fixed at the center of the transmission shaft 1, two sliding chutes are arranged on the transmission shaft 1, sliding blocks 5 are movably arranged in the sliding chutes, a pressing block 6 is fixed between the two sliding blocks 5, the side wall of the sliding block 5 is provided with a rectangular hole 7, both ends of the scroll 4 are provided with threaded holes, the threaded holes are internally connected with a limit bolt 8, a space 9 is fixed between the two fixing plates 2, be equipped with the controller on fixed plate 2, the controller is used for controlling the device work that spin-dries, the bottom mounting of fixed plate 2 has the structure of smoothing out with fingers, smooth out the flat-bed machine and construct and be used for smoothing out the non-woven fabrics.

When the drying device works, the two fixing plates 2 are fixedly arranged above the water pool, so that the drying device is fixed. When the spin-drying device is used, one end of the non-woven fabric needing spin-drying is fished out of the water tank, and one end of the non-woven fabric penetrates through the pressing block 6. And pressing the pressing block 6 downwards after one end of the non-woven fabric penetrates through the pressing block 6, so that the pressing block 6 presses one end of the non-woven fabric on the surface of the scroll 4, and then the sliding block 5 is locked by using the limiting bolt 8. After the non-woven fabric is pressed, the driving motor 3 is started, so that the driving motor 3 drives the transmission shaft 1 to rotate, and the reel 4 rotates. The rotating reel 4 winds the nonwoven fabric around its surface, so that the nonwoven fabric is lifted from the water bath. The driving motor 3 is rotated at a high speed while the single sheet of non-woven fabric is completely wound on the surface of the winding shaft 4, so that the non-woven fabric is rotated at a high speed on the surface of the winding shaft 4. The non-woven fabrics and the moisture attached to the non-woven fabrics generate larger centrifugal force in the process of high-speed rotation, so that the moisture is quickly thrown out under the action of the centrifugal force. The thrown water drops are splashed to 9 and drop into the water pool along 9. According to the invention, through the arrangement of the spin-drying device, moisture in the thicker non-woven fabric can be quickly spun out, the traditional draining working mode is replaced, the production process of the non-woven fabric is improved, the production efficiency of the non-woven fabric is improved, quick production can be realized under the condition of urgent production, and the economic benefit of a factory is improved.

As a further scheme of the invention, the smoothening mechanism comprises a bracket 10, L-shaped brackets 10 are fixed at the bottom ends of two fixing plates 2, one end of the bracket 10 far away from the adjacent fixed plate 2 is fixed with a worm gear reducer 11, a first synchronous belt wheel 12 is fixed at the output shaft of the worm gear speed reducer 11, two second synchronous belt wheels 13 are fixed on the transmission shaft 1, a first synchronous belt 14 is fixed between the first synchronous pulley 12 and the second synchronous pulley 13 on the same side, rectangular rings 15 are fixed on two input shafts of the worm gear reducer 11, L-shaped mounting frames 16 are symmetrically fixed on the side wall of the fixed plate 2, a scraping plate 17 is rotatably mounted at one end of the mounting frame 16, which is far away from the corresponding fixing plate 2, a circular truncated cone 18 is fixed at one end of the scraping plate 17, which is close to the adjacent rectangular ring 15, and the circular truncated cone 18 is positioned in the rectangular ring 15; during operation, because of the non-woven fabrics put in a disorderly place in the pond, the non-woven fabrics can produce overlapping or winding when convoluteing to the non-woven fabrics to influence final efficiency of getting rid of water. Through being provided with hold-in range 14, drive hold-in range 14 and rotate No. one at transmission shaft 1 pivoted in-process, make rectangular ring 15 rotate after the diversion of rethread worm gear speed reducer 11 to make rectangular ring 15 drive scraper blade 17 and do reciprocating type stirring along its turning point. Produce the contact with the non-woven fabrics at the in-process that scraper blade 17 was stirred, strike the surface of non-woven fabrics and smooth when meetting the non-woven fabrics and have folding or fold condition to make the non-woven fabrics can be levelly and smoothly convoluteed on spool 4 surface, and then guaranteed the normal use of device that spin-dries.

As a further scheme of the invention, the scraper 17 is divided into a first plate 19 and a second plate 20, the first plate 19 and the second plate 20 are hinged, a first electromagnet 21 is fixed at the position of the first plate 19, which is close to the second plate 20, an iron block 22 is fixed at the position of the second plate 20, which is close to the first plate 19, and a return spring 23 is fixed between the first plate 19 and the second plate 20; in operation, the downward shifting process of the scraper 17 is effective shifting, and the upward shifting process of the scraper 17 may have adverse effects on the non-woven fabric. Through being provided with electromagnet 21 No. one, electromagnet 21 starts when scraper blade 17 dials up, and electromagnet 21 produces suction to iron plate 22 and makes iron plate 22 be attracted, and suction drives iron plate 22 and No. two board 20 and produces the rotation along the pin joint of No. two board 20 to make No. two board 20 and non-woven fabrics break away from. The separation of No. two boards 20 and non-woven fabrics makes No. two boards 20 can't disturb the non-woven fabrics to the in-process of stirring up, and the electro-magnet 21 outage when No. two boards 20 stir down to make No. two boards 20 get back to initial position under reset spring 23's effect, and then make No. two boards 20 can carry out effectual smoothing to the non-woven fabrics, guaranteed the normal operating of device that spin-dries.

As a further scheme of the invention, an inductor is fixed at the bottom of the scraper 9, a second electromagnet 24 is fixed on one of the scrapers 17 positioned on the same side, the scrapers 17 are made of iron metal materials, the first plate 19 and the second plate 20 are both L-shaped, and the return spring 23 is positioned at the junction of the first plate and the second plate; in operation, the position of the non-woven fabric is not fixed in the process of drawing the non-woven fabric out of the water tank, so that the non-woven fabric is likely to deviate in the winding process, namely skew occurs in the winding process, and the non-woven fabric is caused to exceed the winding range. Through being provided with the inductor, set up the inductor on 9 both sides, be perceived by the inductor after the non-woven fabrics surpasss normal coiling scope, the signal that the inductor will obtain is given the controller, makes No. two electro-magnet 24 work under the control of controller, and No. two electro-magnet 24 produces suction to adjacent No. two boards 20 to make the No. two boards 20 of non-woven fabrics both sides attract each other. The mutual attraction of two No. 20 boards carries out the centre gripping to the non-woven fabrics, draws the non-woven fabrics at the in-process that No. 20 boards were stirred to make the non-woven fabrics to be pulled back to normal position. The position of the non-woven fabric is adjusted by clamping the second plate 20, so that the problem that the non-woven fabric fails to be wound due to large deviation is avoided, and the normal operation of the equipment is ensured.

As a further scheme of the invention, a C-shaped fixture block 25 is fixed at one end of the mounting frame 16 close to the scraper 17, two air cylinders 26 are symmetrically fixed on the inner side wall of the fixture block 25, the second plate 20 is of a cavity structure, more than two spray holes are fixed at the bottom end of the second plate 20, an air pipe is fixed between each air cylinder 26 and the adjacent second plate 20, and a one-way valve is fixed on the side wall of each air cylinder 26 and in the air pipe; in operation, the gas cylinder 26 is pressed by the gas cylinder 26 during the reciprocating poking of the scraper 17, so that the gas in the gas cylinder 26 is pressed to the spray hole of the second plate 20 and is sprayed out from the spray hole. The gas of spout hole department blowout direct contact to the surface of non-woven fabrics for the surface of non-woven fabrics produces the swing, and the wobbling in-process makes the non-woven fabrics of folding open, and the inside a small amount of moisture of non-woven fabrics wobbling in-process is thrown away. In addition, the gas sprayed out of the spray holes can improve the flowing speed of the air at the non-woven fabric, thereby improving the drying speed of the non-woven fabric.

As a further scheme of the invention, a third synchronous pulley 27 is fixed on one side of the first synchronous pulley 12 away from the adjacent worm and gear speed reducer 11, a rectangular plate is fixed at the bottom end of the support 10, a rotating shaft 28 is rotatably mounted on the side wall of the rectangular plate, a fourth synchronous pulley 29 is fixed on the surface of the rotating shaft 28, a second synchronous belt 30 is fixed between the third synchronous pulley 27 and the fourth synchronous pulley 29, and more than two draw bars 31 are fixed on one end of the rotating shaft 28 away from the rectangular plate along the circumferential direction; in operation, the second synchronous belt 30 is driven by the worm gear reducer 11 to rotate by the second synchronous belt 30, so that the rotating shaft 28 and the drawing strip 31 rotate. The rotation of the strips 31 will whip the surface of the nonwoven, causing a large vibration of the nonwoven. The inside moisture of the in-process that the non-woven fabrics was whipped is shaken out, can make the folding part of non-woven fabrics part simultaneously to not only solved the problem of convoluteing of non-woven fabrics, also improved spin-drying efficiency to a certain extent.

As a further aspect of the present invention, the drawstring 31 is soft, and a first spring is fixed inside the drawstring 31; during operation, the draw bar 31 is soft and makes the draw bar 31 can not produce the injury to the non-woven fabrics, avoids the in-process of beating to make the non-woven fabrics break. Meanwhile, a spring is arranged in the draw bar 31, so that the draw bar 31 generates certain vibration in the drawing process, and the draw bar 31 can generate certain vibration on the surface of the non-woven fabric while contacting with the non-woven fabric. The vibration of the strips 31 increases the swing amplitude of the non-woven fabric when contacting the non-woven fabric, thereby improving the unfolding efficiency of the non-woven fabric and the dehydration efficiency of the non-woven fabric.

As a further scheme of the invention, the length of the second plate 20 is 3-5 times of the length of the first plate 19, and the rotation point of the scraper 17 is positioned at the five equal division point of the scraper 17; during operation, No. two board 20 length is longer has guaranteed No. two board 20 and has shifted effectively to the non-woven fabrics, has also improved the application range of this equipment, also can use to narrower non-woven fabrics. In addition, the limitation of the rotating point enables the shifting range of the scraper 17 to be controlled, and the phenomenon that the shifting range of the scraper 17 is too large and the scraper collides with other parts of the equipment is avoided, so that the normal operation of the equipment is ensured.

Claims

1. A method for producing and dyeing non-woven fabrics is characterized by comprising the following steps: the method comprises the following steps:

wherein, the spin-drying device used in S3 comprises a transmission shaft (1), fixed plates (2) are rotatably installed at two ends of the transmission shaft (1), one side of one of the fixed plates (2) far away from the transmission shaft (1) is fixedly provided with a driving motor (3), an output shaft of the driving motor (3) is fixedly connected with the transmission shaft (1), a scroll (4) is fixed at the center of the transmission shaft (1), two chutes are arranged on the transmission shaft (1), sliders (5) are movably installed in the chutes, a pressing block (6) is fixed between the two sliders (5), rectangular holes (7) are arranged on the side wall of each slider (5), threaded holes are arranged at two ends of each scroll (4), limit bolts (8) are connected in the threaded holes, a protective cover (9) is fixed between the two fixed plates (2), and a controller is arranged on each fixed plate (2), the controller is used for controlling the work of the spin-drying device, a smoothing-out structure is fixed at the bottom end of the fixing plate (2), and the smoothing-out mechanism is used for smoothing out non-woven fabrics.

2. The method for dyeing non-woven fabrics according to claim 1, characterized in that: the flattening mechanism comprises supports (10), L-shaped supports (10) are fixed at the bottoms of two fixing plates (2), worm and gear speed reducers (11) are fixed at the ends, far away from adjacent fixing plates (2), of the supports (10), a synchronous pulley (12) is fixed at the output shaft of each worm and gear speed reducer (11), two synchronous pulleys (13) are fixed on the transmission shaft (1), a synchronous belt (14) is arranged between each synchronous pulley (12) and each synchronous pulley (13) on the same side, rectangular rings (15) are fixed on two input shafts of each worm and gear speed reducer (11), L-shaped mounting frames (16) are symmetrically fixed on the side walls of the fixing plates (2), a scraping plate (17) is rotatably mounted at one end, far away from the corresponding fixing plate (2), of each scraping plate (17) is close to one end of the adjacent rectangular ring (15), and a circular truncated cone (18) is arranged at one end, far away from the corresponding fixing plate (2), the round platform (18) is positioned in the rectangular ring (15).

3. The method for producing and dyeing non-woven fabric according to claim 2, characterized in that: scraper blade (17) divide into one number board (19) and No. two board (20), a board (19) and No. two board (20) are connected for articulated, a board (19) is close to No. two board (20) and locates to be equipped with an electro-magnet (21), No. two board (20) are close to a board (19) and locate to be equipped with iron plate (22), be equipped with reset spring (23) between a board (19) and No. two board (20).

4. The method for producing and dyeing non-woven fabric according to claim 3, characterized in that: the utility model discloses a scraper blade, including protection casing (9), scraper blade (17), first board (19) and second board (20), protection casing (9) bottom is equipped with the inductor, lies in one of them of same one side be equipped with No. two electro-magnet (24) on scraper blade (17), scraper blade (17) adopt iron metal material to make, a board (19) and No. two board (20) are L shape, reset spring (23) are located both junctions.

5. The method for dyeing non-woven fabrics according to claim 4, characterized in that: mounting bracket (16) are close to one end of scraper blade (17) and are equipped with fixture block (25) of C font, fixture block (25) inside wall symmetry is equipped with two inflator (26), No. two board (20) are the cavity structure, the bottom of No. two board (20) is equipped with the orifice more than two, be equipped with the trachea between inflator (26) and adjacent No. two board (20), all be equipped with the check valve in lateral wall, the trachea of inflator (26).

6. The method for producing and dyeing non-woven fabric according to claim 3, characterized in that: one side that adjacent worm gear speed reducer (11) was kept away from in a synchronous pulley (12) is equipped with No. three synchronous pulley (27), support (10) bottom is equipped with the rectangular plate, rotate on the rectangular plate lateral wall and install pivot (28), pivot (28) fixed surface has No. four synchronous pulley (29), be equipped with No. two hold-in range (30) between No. three synchronous pulley (27) and No. four synchronous pulley (29), the one end that the rectangular plate was kept away from in pivot (28) is equipped with strip (31) more than two along its circumference.

7. The method for producing and dyeing non-woven fabric according to claim 6, characterized in that: the drawing strip (31) is soft, and a first spring is arranged inside the drawing strip (31).

8. The method for producing and dyeing non-woven fabric according to claim 3, characterized in that: the length of the second plate (20) is 3-5 times of the length of the first plate (19), and the rotation point of the scraper (17) is positioned at the five equal division point of the scraper (17).