阅读说明：本技术 一种用于生产非织造布用纤网的立体式设备 (Three-dimensional equipment for producing fiber web for non-woven fabric ) 是由 汤水利 王晓雨 王兵佳 翟江波 赵艳利 卢双利 牛亚雯 马甲楠 娄冬冬 田宁 于 2020-08-03 设计创作，主要内容包括：一种用于生产非织造布用纤网的立体式设备,包括以前后交错位置安装在上机架内并联合成纤网的至少两台梳理机,以前后交错位置安装在下机架内并联合成纤网的至少两台梳理机；在位于上机架前部的梳理机Ⅰ后部设置有由单独的动力机构驱动的向后延伸的上输送部件,在位于下机架前部的梳理机Ⅲ后部设置有由单独的动力机构驱动的向后延伸的下输送部件；安装在上机架内的梳理机Ⅰ输出的1#纤网沿上输送部件前进,经过后部的梳理机Ⅱ时,与梳理机Ⅱ输出的2#纤网在幅宽方向合并；安装在下机架内的梳理机Ⅲ输出的3#纤网沿下输送部件前进,经过后部的梳理机Ⅳ时,与梳理机Ⅳ输出的4#纤网在幅宽方向合并,在上输送帘和下输送帘汇合处形成垂直叠加的厚纤网。(A three-dimensional device for producing fiber webs for non-woven fabrics comprises at least two carding machines which are arranged in an upper frame at staggered positions in front and back and are connected in parallel to form the fiber webs, and at least two carding machines which are arranged in a lower frame at staggered positions in front and back and are connected in parallel to form the fiber webs; an upper conveying part which is driven by a single power mechanism and extends backwards is arranged at the rear part of a carding machine I positioned at the front part of the upper frame, and a lower conveying part which is driven by a single power mechanism and extends backwards is arranged at the rear part of a carding machine III positioned at the front part of the lower frame; the No. 1 fiber web output by the carding machine I arranged in the upper rack advances along the upper conveying part and is combined with the No. 2 fiber web output by the carding machine II in the width direction when passing through the rear carding machine II; the 3# fiber net output by the carding machine III arranged in the lower rack advances along the lower conveying component, and is combined with the 4# fiber net output by the carding machine IV in the width direction when passing through the rear carding machine IV, and a vertically superposed thick fiber net is formed at the joint of the upper conveying curtain and the lower conveying curtain.)

1. A three-dimensional apparatus for producing a web for a nonwoven fabric, characterized by: the carding machine comprises at least two carding machines which are arranged in an upper frame (5) at front and back staggered positions and are connected in parallel to form a fiber web, at least two carding machines which are arranged in a lower frame (6) at the front and back staggered positions and are connected in parallel to form the fiber web, and the positions of the carding machines on the upper frame are arranged in a position complementary mode relative to the positions of the carding machines on the lower frame; an upper conveying part (7) which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine I (1) positioned at the front part of the upper frame, and a lower conveying part (8) which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine III (3) positioned at the front part of the lower frame; the No. 1 fiber web output by the carding machine I (1) arranged in the upper frame advances along the upper conveying part (7), and is combined with the No. 2 fiber web output by the carding machine II (2) in the width direction when passing through the rear carding machine II (2); the 3# fiber net output by the carding machine III (3) arranged in the lower rack advances along the lower conveying part (8), and when passing through the rear carding machine IV (4), the 3# fiber net and the 4# fiber net output by the carding machine IV (4) are combined in the width direction, and the upper and lower fiber nets form a thick fiber net vertically superposed at the junction of the upper conveying curtain (10) and the lower conveying curtain (11).

2. The apparatus for producing a web for a nonwoven fabric of claim 1 wherein: the upper conveying part (7) consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers (9) driven by the synchronous belt and an upper conveying curtain (10) driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 1# fiber net area output by the carding machine I, a small-diameter roller surface is located in a 2# fiber net area output by the carding machine II and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially mounted on the upper rack through bearing seats, and a belt wheel matched with a synchronous belt is mounted at one end of the conveying roller.

3. The apparatus for producing a web for a nonwoven fabric of claim 1 wherein: the lower conveying part (8) consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers (9) driven by the synchronous belt and a lower conveying curtain (11) driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 3# fiber net area output by the carding machine III, a small-diameter roller surface is located in a 4# fiber net area output by the carding machine IV and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially installed on the lower rack through bearing seats, and a belt wheel matched with a synchronous belt is installed at one end of the conveying roller.

Technical Field

The invention relates to a spunlace nonwoven technology, in particular to a three-dimensional device for producing fiber webs for nonwoven.

Background

The spunlace nonwoven technology is a process flow for opening, forming a web, spunlacing and consolidating, drying and winding various raw material fibers into a fabric, wherein the web forming process is a key process, and different web forming equipment and structures are required to be selected according to the variety of the used raw material fibers. With the increasingly wide application of spunlace nonwoven fabrics and the improvement of the personalized quality demand of consumers on disposable articles such as wet tissues, dry tissues and the like, the demand of the market on natural fiber products is increased sharply. Wherein, the pure cotton fiber has unique skin-friendly property and cost performance, is favored by the consumer market, and the market demand is rapidly expanded. The strength of natural fibers such as cotton fibers is low, the fibers are short, impurities are more, the original carding machine is easy to open excessively, the fibers are easy to damage and break, a large amount of neps are easy to form, the impurity removal is poor, and the softness, the skin-friendly performance and the cleaning performance of a non-woven fabric finished product are affected.

Disclosure of Invention

The present invention is directed to the above-described deficiencies and needs in the art and to a three-dimensional apparatus for producing a web for a nonwoven web. According to the invention, through rearrangement of the carding machines, the plurality of carding machines are combined in order, so that the fiber webs output by the machines are combined in the width direction and overlapped in the vertical direction, the output fiber webs are increased in the width and the gram weight, the use requirements of conventional wet tissues can be met, and the capacity can be improved.

The object of the invention can be achieved by the following measures:

the three-dimensional equipment for producing the fiber web for the non-woven fabric comprises at least two carding machines which are arranged in an upper rack (5) at front and back staggered positions and are connected in parallel to form the fiber web, at least two carding machines which are arranged in a lower rack (6) at the front and back staggered positions and are connected in parallel to form the fiber web, and the positions of the carding machines on the upper rack are arranged in a position complementary mode relative to the positions of the carding machines on the lower rack; an upper conveying part which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine I positioned at the front part of the upper frame, and a lower conveying part (8) which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine III positioned at the front part of the lower frame; the No. 1 fiber web output by the carding machine I arranged in the upper rack advances along the upper conveying part and is combined with the No. 2 fiber web output by the carding machine II in the width direction when passing through the rear carding machine II; the 3# fiber net output by the carding machine III arranged in the lower rack advances along the lower conveying component, and is combined with the 4# fiber net output by the carding machine IV in the width direction when passing through the rear carding machine IV, and the upper and lower fiber nets form a thick fiber net vertically superposed at the joint of the upper conveying curtain and the lower conveying curtain.

The upper conveying component and the lower conveying component have the same structure. The upper conveying part consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers driven by the synchronous belt and an upper conveying curtain driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 1# fiber net area output by the carding machine I, a small-diameter roller surface is located in a 2# fiber net area output by the carding machine II and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially mounted on the upper rack through bearing seats, and a belt wheel matched with a synchronous belt is mounted at one end of the conveying roller.

The lower conveying part consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers driven by the synchronous belt and a lower conveying curtain driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 3# fiber net area output by the carding machine III, a small-diameter roller surface is located in a 4# fiber net area output by the carding machine IV and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially installed on the lower rack through bearing seats, and a belt wheel matched with a synchronous belt is installed at one end of the conveying roller.

Furthermore, the invention utilizes the organic matching of the upper frame and the lower frame to arrange four carding machines in a three-dimensional space in order: the carding machine I and the carding machine II are placed on the upper machine frame in a front-back staggered mode, the 1# fiber web output by the carding machine I advances along the upper conveying part, and when passing through the carding machine II, the 1# fiber web and the 2# fiber web output by the carding machine II are combined in the width direction. And the carding machine III and the carding machine IV are staggered at the back and the front of the lower rack and are in complementary positions relative to the carding machine I and the carding machine II. The 3# fiber web output by the carding machine III advances along the lower conveying component and is combined with the 4# fiber web output by the carding machine IV in the width direction when passing through the carding machine IV. The 1# fiber net and the 2# fiber net are combined into a wide fiber net and advance along the upper conveying curtain, and the width of the middle superposition can be adjusted by the doffer suction side of the upper rack, the carding machine I and the carding machine II according to the requirement. The 3# fiber net and the 4# fiber net are combined into a wide fiber net and advance along the lower conveying curtain, and the width of the middle superposition can be adjusted by the doffer suction side of the lower rack, the carding machine III and the carding machine IV according to the requirement. The upper and lower fiber conveying webs form a thick fiber web which is vertically overlapped at the joint of the upper conveying curtain and the lower conveying curtain. The upper frame and the lower frame are provided with stairs, an operator can observe the condition of the fiber web in a short distance, and the upper conveying component and the lower conveying component are respectively provided with an independent transmission speed reducer, so that the speed of each conveying net can be conveniently adjusted, and the high-quality fiber web can be obtained. The upper conveying part is mounted by depending on the upper frame, and can avoid interference with the lower conveying part.

The invention can realize the ordered arrangement of 4, 6, 8 or 9 carding machines in a three-dimensional space by utilizing the organic matching of the upper frame and the lower frame, and output more uniform, wider and thicker fiber webs.

The equipment is suitable for the production line of pure cotton fiber non-woven fabrics, but also can be used for the production line of non-woven fabrics of natural fibers such as hemp, silk, bamboo and the like, and degradable artificial fibers such as viscose, tencel and the like.

The working principle of the invention is as follows:

the fiber web coming out of the carding machine behind the upper frame is transmitted backwards by the upper conveying part, and is combined with the fiber web output by the carding machine in front of the upper frame in the width direction and then is continuously conveyed when passing through the carding machine in front of the upper frame; the fiber web coming out of the lower layer rear carding machine is transmitted backwards by the lower conveying part and is combined with the fiber web output by the carding machine on the lower rack in the width direction when passing through the carding machine on the lower rack; and the two layers of fiber webs combined in the width direction are superposed in the vertical direction on the lower conveying component. The net outlet speed of each carding machine is controlled by a separate speed reducer, the conveying curtains in the upper net outlet part and the lower net outlet part are also controlled by separate speed reducers, and the speed and the width of the fiber web during each combination are adjusted according to the process requirements, so that the high-quality fiber web is obtained. The operator can observe the net outlet condition of the carding machine from the ground to the upper frame through stairs, and the guard railings arranged around the carding machine can ensure the safety of the operator.

The invention has the following beneficial effects:

the invention combines four carding machines (or more carding machines) in order, so that the fiber webs output by all the machine stations are combined in the width direction and overlapped in the vertical direction, thereby not only improving the yield, but also improving the quality of the cloth cover and having safe and stable operation. The popularization of the method helps to boost a production line of the pure cotton spunlace non-woven fabric to a certain extent, and brings greater economic benefit to customers.

Drawings

Fig. 1 is a schematic diagram of the main structure of the present invention.

Fig. 2 is a plan view of the upper frame.

Fig. 3 is a top view of the upper transport component.

Fig. 4 is a top view of the lower housing.

Fig. 5 is a top view of the lower conveying curtain.

Number in the figure: 1 is a carding machine i, 2 is a carding machine ii, 3 is a carding machine iii, 4 is a carding machine iv, 5 is an upper frame, 6 is a lower frame, 7 is an upper transport element, 8 is a lower transport element, 9 is a transport roller, 10 is an upper transport apron, 11 is a lower transport apron.

Detailed Description

The invention will be further described with reference to the following examples (drawings):

as shown in figures 1, 2, 3, 4 and 5, the three-dimensional equipment for producing the fiber web for the non-woven fabric comprises a carding machine I1 and a carding machine II 2 which are arranged in an upper frame 5 at front and back staggered positions and are connected in parallel to form the fiber web, a carding machine III 3 and a carding machine IV 4 which are arranged in a lower frame 6 at the front and back staggered positions and are connected in parallel to form the fiber web, and the position of the carding machine on the upper frame is arranged in a position complementary mode relative to the position of the carding machine on the lower frame; an upper conveying part 7 which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine I1 positioned at the front part of the upper frame, and a lower conveying part 8 which is driven by a single power mechanism and extends backwards is arranged at the rear part of the carding machine III 3 positioned at the front part of the lower frame; the No. 1 fiber web output by the carding machine I1 arranged in the upper rack advances along the upper conveying part 7, and is combined with the No. 2 fiber web output by the carding machine II 2 in the width direction when passing through the rear carding machine II 2; the 3# fiber net output by the carding machine III 3 arranged in the lower rack advances along the lower conveying component 8, and is combined with the 4# fiber net output by the carding machine IV 4 in the width direction when passing through the rear carding machine IV 4, and the upper and lower fiber nets form a thick fiber net vertically superposed at the joint of the upper conveying curtain 10 and the lower conveying curtain 11.

The upper conveying component 7 and the lower conveying component 8 have the same structure in the invention. The upper conveying part 7 consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers 9 driven by the synchronous belt and an upper conveying curtain 10 driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 1# fiber net area output by the carding machine I, a small-diameter roller surface is located in a 2# fiber net area output by the carding machine II and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially mounted on the upper rack through bearing seats, and a belt wheel matched with a synchronous belt is mounted at one end of the conveying roller.

The lower conveying part 8 consists of a power mechanism for driving a synchronous belt, a plurality of conveying rollers 9 driven by the synchronous belt and a lower conveying curtain 11 driven by the conveying rollers; the conveying roller is of a stepped structure with different diameters, a conveying curtain is driven to run by a large-diameter roller surface in a 3# fiber net area output by the carding machine III, a small-diameter roller surface is located in a 4# fiber net area output by the carding machine IV and does not interfere with the running of the conveying curtain, two ends of the conveying roller are sequentially installed on the lower rack through bearing seats, and a belt wheel matched with a synchronous belt is installed at one end of the conveying roller.

Furthermore, the invention utilizes the organic matching of the upper frame 5 and the lower frame 6 to arrange four carding machines in a three-dimensional space in order: carding machine I1 and carding machine II 2 are staggered in front and back and are placed on upper frame 5, and the 1# fiber net output by carding machine I1 advances along upper conveying component 7, and when passing through carding machine II 2, it is combined with the 2# fiber net output by carding machine II 2 in width direction. Carding machine III 3 and carding machine IV 4 are staggered at the back and front of the lower frame and are in complementary positions relative to carding machine I1 and carding machine II 2. The 3# fiber web output by the carding machine III 3 advances along the lower conveying component 8 and is combined with the 4# fiber web output by the carding machine IV 4 in the width direction when passing through the carding machine IV 4. The 1# fiber net and the 2# fiber net are combined into a wide fiber net and advance along the upper conveying curtain 10, and the width of the middle superposition can be adjusted by the doffer suction edge of the upper frame 5, the carding machine I1 and the carding machine II 2 according to the requirement. The 3# fiber net and the 4# fiber net are combined into a wide fiber net and advance along the lower conveying curtain 11, and the width of the middle superposition can be adjusted by the doffer edge suction of the lower frame 6, the carding machine III 3 and the carding machine IV 4 according to the requirement. The upper and lower fiber conveying webs form a thick fiber web vertically superposed at the junction of the upper conveying curtain 10 and the lower conveying curtain 11. The upper frame 5 and the lower frame 6 are provided with stairs, an operator can observe the condition of the fiber web in a short distance, and the upper conveying part 7 and the lower conveying part 8 are respectively provided with an independent transmission speed reducer, so that the speed of each conveying net can be conveniently adjusted, and the high-quality fiber web can be obtained. The upper conveying component 7 is mounted by relying on the upper frame 5, and can avoid interference with the lower conveying component 8.

The invention utilizes the organic matching of the upper frame 5 and the lower frame 6 to realize the ordered arrangement of 4, 6, 8 or 9 carding machines in a three-dimensional space and output more uniform, wider and thicker fiber webs.

The equipment is suitable for the production line of pure cotton fiber non-woven fabrics, but also can be used for the production line of non-woven fabrics of natural fibers such as hemp, silk, bamboo and the like, and degradable artificial fibers such as viscose, tencel and the like.