阅读说明：本技术 主动式切边机及其使用方法与针刺超纤无纺布的生产工艺 (Active edge trimmer, use method thereof and production process of needle-punched microfiber non-woven fabric ) 是由 赵月强 李洪文 朱光耀 于 2020-05-24 设计创作，主要内容包括：本发明提供的一种主动式切边机,包括主体机架、切边装置与主动式刀枕装置,两个所述切边装置分别安装在主体机架顶部两侧,所述主动式刀枕装置安装于两个所述切边装置正下侧,所述切边装置包括切边机构与移动机构,所述移动机构安装在主体机架上,所述切边机构安装在移动机构上,所述主动式刀枕装置与切边机构分别采用电机驱动,所述主动式刀枕装置与切边装置的电机转速相同；主动式刀枕装置与切边机构分别采用电机驱动,并且转速相同,使得裁剪的布料,经过主动式刀枕装置与切边机构之间时上下受力均匀,减少了切边不整齐,有毛刺等情况发生,同时主动式刀枕装置与切边机构的的电机转速相同,也减少了切边机构的磨损。(The invention provides an active edge trimmer, which comprises a main body frame, edge trimming devices and active cutter pillow devices, wherein the two edge trimming devices are respectively arranged at two sides of the top of the main body frame; the active cutter pillow device and the trimming mechanism are respectively driven by the motor and have the same rotating speed, so that the cloth to be cut is uniformly stressed up and down between the active cutter pillow device and the trimming mechanism, the phenomena of irregular trimming, burrs and the like are reduced, and meanwhile, the rotating speed of the motor of the active cutter pillow device is the same as that of the motor of the trimming mechanism, and the abrasion of the trimming mechanism is also reduced.)

1. The utility model provides an active bead cutter, its characterized in that, includes main part frame, side cut device and active sword pillow device, two the side cut device is installed respectively in main part frame top both sides, active sword pillow device install in two under the side cut device, the side cut device includes trimming mechanism and moving mechanism, moving mechanism installs in the main part frame, trimming mechanism installs on moving mechanism, active sword pillow device adopts motor drive respectively with trimming mechanism, active sword pillow device is the same with trimming device's motor speed.

2. The active edge trimmer according to claim 1, wherein the moving mechanism comprises a linear guide rail, a ball screw, a screw nut and a cylinder, both ends of the ball screw are mounted on the main frame, the screw nut is mounted on the ball screw, a carriage is fixed on the screw nut, and the cylinder is fixed on the carriage in a lying manner; the two linear guide rails are positioned at the two ends of the carriage and fixed on the main body frame; the linear guide rail is provided with a sliding block, the sliding block is fixed on the carriage, and a cylinder rod of the cylinder is provided with a trimming mechanism.

3. The active edge trimmer of claim 2, wherein the edge trimming mechanism comprises a circular cutter, a holder and a transmission rod, the holder is fixed on a cylinder rod of the cylinder, the transmission rod is mounted on the holder, the circular cutter is fixed on one side of the transmission rod, the other side of the transmission rod is in transmission connection with a cutter motor, and the cutter motor is fixed on the holder.

4. The active edge trimmer according to claim 3, wherein the active cutter rest device comprises a roller shaft and annular cutter rests, the two ends of the roller shaft are mounted on the main frame, the two annular cutter rests are fixed on the roller shaft and are positioned corresponding to the two edge trimming devices, and the width of each annular cutter rest is greater than or equal to the moving range of the circular cutter.

5. The active edge trimmer of claim 4, wherein the roller is in transmission connection with a cutter pillow motor, a motor fixing block is arranged below the cutter pillow motor, and the motor fixing block is fixed on one side of the main frame.

6. The active edge trimmer of claim 5, wherein a hand wheel is drivingly connected to the ball screws of the edge cutting devices on both sides.

7. The active edge trimmer according to claim 6, wherein a stepping motor is connected to the ball screw transmission of the edge trimming devices on both sides, and the stepping motor, the air cylinder, the cutter motor and the cutter pillow motor are respectively connected with a numerical control unit.

8. Use of an active edge trimmer according to claim 6 or 7 and comprising:

a. adjusting the position of the circular cutter: adjusting the position of the circular cutter according to the width of a product to be produced;

b. push down trimming mechanism: opening the cylinder, and enabling the cylinder to push the trimming mechanism to press downwards;

c. starting the active edge trimmer: simultaneously opening a cutter motor and a cutter pillow motor to enable the cutter motor and the cutter pillow motor to rotate synchronously;

d. starting trimming: and (3) trimming the fabric between the active cutter pillow device and the trimming mechanism.

9. A production process of a needle-punched microfiber non-woven fabric, which is based on the active edge trimmer of claim 1, and comprises the following steps:

s1, opening and mixing cotton: putting the raw materials into an opener for opening and mixing;

s2, carding: carding, removing impurities and mixing by a carding machine;

s3, lapping: uniformly laying the fiber webs into fiber webs with certain thickness and width;

s4, performing pre-needling: introducing the microfiber non-woven fabric into a needle machine for pre-needling;

s5, trimming: introducing the microfiber non-woven fabric subjected to pre-needling into an active edge cutting machine for edge cutting;

s6, waste recovery: scrap cut by the active edge trimmer in the step S5;

s7, carrying out subsequent needling: guiding the microfiber non-woven fabric cut in the step S5 into a needle machine to complete subsequent needle punching;

s8, trimming: guiding the fabric subjected to needling in the step S7 into a trimming machine for trimming again;

s9, rolling: and rolling and storing the finished product subjected to needling.

10. The process of claim 9, wherein the waste collected in step S6 is opened by an opener and then fed into step S1.

Technical Field

The invention relates to the technical field of edge cutting of a needle-punched microfiber non-woven fabric, in particular to an active edge cutting machine, a using method of the active edge cutting machine and a production process of the needle-punched microfiber non-woven fabric.

Background

In the needling section of the production of the needled microfiber nonwoven fabric, a plurality of needle machines are usually used to repeatedly process the fiber cotton so that the fiber cotton is interwoven into the fabric. In the process, in order to ensure the width of the cloth width, two sides of the cloth need to be cut.

The cutter of current bead cutter is mostly passive formula cutter, and the cutter rotates along with the roller promptly, causes the cutter easily to wear and tear, cuts edge untidy, has bad products such as burr.

Disclosure of Invention

Technical problem to be solved

The invention aims to solve the problems that most of cutters of the existing edge trimmer are passive cutters, and the conventional edge trimmer is easy to wear and has poor products such as uneven trimming edges, rough edges and the like during cutting.

Technical scheme

In order to solve the technical problem, the invention provides an active edge trimmer which is characterized by comprising a main body frame, edge trimming devices and active cutter pillow devices, wherein the two edge trimming devices are respectively arranged on two sides of the top of the main body frame, the active cutter pillow devices are arranged under the two edge trimming devices, each edge trimming device comprises an edge trimming mechanism and a moving mechanism, the moving mechanisms are arranged on the main body frame, the edge trimming mechanisms are arranged on the moving mechanisms, the active cutter pillow devices and the edge trimming mechanisms are respectively driven by motors, and the motor rotating speeds of the active cutter pillow devices and the edge trimming devices are the same.

Furthermore, the moving mechanism comprises a linear guide rail, a ball screw, a screw nut and an air cylinder, wherein two ends of the ball screw are arranged on the main body rack, the screw nut is arranged on the ball screw, a carriage is fixed on the screw nut, and the air cylinder is horizontally fixed on the carriage; the two linear guide rails are positioned at the two ends of the carriage and fixed on the main body frame; the linear guide rail is provided with a sliding block, the sliding block is fixed on the carriage, and a cylinder rod of the cylinder is provided with a trimming mechanism.

Further, the trimming mechanism comprises a circular cutter, a fixing frame and a transmission rod, the fixing frame is fixed on a cylinder rod of the cylinder, the transmission rod is installed on the fixing frame, the circular cutter is fixed on one side of the transmission rod, the other side of the transmission rod is in transmission connection with a cutter motor, and the cutter motor is fixed on the fixing frame.

Further, active sword pillow device includes roller and annular sword pillow, the roller both ends are installed in the main part frame, two annular sword pillow is fixed on the roller, two the position of annular sword pillow corresponds two the side cut device, the width more than or equal to circular cutter's of annular sword pillow moving range.

Further, the roller shaft is connected with a cutter pillow motor in a transmission mode, a motor fixing block is arranged below the cutter pillow motor, and the motor fixing block is fixed on one side of the main body rack.

Furthermore, the ball screws of the edge cutting devices on the two sides are in transmission connection with hand wheels.

Furthermore, ball screws of the edge cutting devices on the two sides are in transmission connection with a stepping motor, and the stepping motor, the air cylinder, the cutter motor and the cutter pillow motor are respectively connected with a numerical control unit.

The invention also provides a using method of the active edge trimmer, which comprises the following steps:

a. adjusting the position of the circular cutter: adjusting the position of the circular cutter according to the width of a product to be produced;

b. push down trimming mechanism: opening the cylinder, and enabling the cylinder to push the trimming mechanism to press downwards;

c. starting the active edge trimmer: simultaneously opening a cutter motor and a cutter pillow motor to enable the cutter motor and the cutter pillow motor to rotate synchronously;

d. starting trimming: and (3) trimming the fabric between the active cutter pillow device and the trimming mechanism.

The invention also provides a production process of the needle-punched microfiber non-woven fabric, which comprises the following steps:

s1, opening and mixing cotton: putting the raw materials into an opener for opening and mixing;

s2, carding: carding, removing impurities and mixing by a carding machine;

s3, lapping: uniformly laying the fiber webs into fiber webs with certain thickness and width;

s4, performing pre-needling: introducing the microfiber non-woven fabric into a needle machine for pre-needling;

s5, trimming: introducing the microfiber non-woven fabric subjected to pre-needling into an active edge cutting machine for edge cutting;

s6, waste recovery: scrap cut by the active edge trimmer in the step S5;

s7, carrying out subsequent needling: guiding the microfiber non-woven fabric cut in the step S5 into a needle machine to complete subsequent needle punching;

s8, trimming: guiding the fabric subjected to needling in the step S7 into a trimming machine for trimming again;

s9, rolling: and rolling and storing the finished product subjected to needling.

Further, the waste collected in the step S6 is opened by an opener and then is thrown into the step S1.

Advantageous effects

1. The active cutter pillow device and the edge cutting mechanism are respectively driven by the motor and have the same rotating speed, so that the cut cloth is uniformly stressed up and down when passing between the active cutter pillow device and the edge cutting mechanism, the situations of irregular edge cutting, burr and the like are reduced, and meanwhile, the rotating speed of the motor of the active cutter pillow device is the same as that of the edge cutting mechanism, and the abrasion of the edge cutting mechanism is also reduced.

2. The method has the advantages that the trimming step is arranged between the pre-needling step and the subsequent needling step, so that waste materials obtained after trimming can be reused after being simply loosened, and are easier to recycle compared with the traditional waste materials obtained after trimming only after finishing needling.

Drawings

Fig. 1 is a schematic structural view of an active edge trimmer according to embodiment 1 of the present invention;

fig. 2 is a front view schematically illustrating the edge trimming device according to embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional view of a linear guide rail according to embodiment 1 of the present invention;

fig. 4 is a schematic view of a connection structure of a moving mechanism and a tool rest motor according to embodiment 1 of the present invention;

FIG. 5 is a schematic view of the numerical control unit control according to embodiment 1 of the present invention;

fig. 6 is a schematic top view of the edge slitting device according to embodiment 2 of the present invention;

FIG. 7 is a process flow diagram of a needled nonwoven microfiber fabric of examples 1 and 2 of the present invention;

100, a main body frame; 101. a pedestal bearing; 200. a trimming device; 210. a trimming mechanism; 211. a circular cutter; 212. a fixed mount; 213. a transmission rod; 214. a cutter motor; 215. a hand wheel; 216. a stepping motor; 220. a moving mechanism; 221. a linear guide rail; 222. a ball screw; 223. a lead screw nut; 224. a cylinder; 225. a carriage; 226. a slider; 300. an active tool rest device; 310. a roll shaft; 311. a coupling; 320. an annular cutter pillow; 330. a cutter pillow motor; 331. a motor fixing block; 400. and a numerical control unit.

Detailed Description

The following examples are given to further illustrate the embodiments of the present invention. The following examples are intended to illustrate the invention, but are not intended to limit the scope thereof;

example 1

As shown in fig. 1, the active edge trimmer includes a main body frame 100, an edge trimming device 200 and an active edge pillow device 300, wherein the two edge trimming devices 200 are respectively installed at two sides of the top of the main body frame 100, the active edge pillow device 300 is installed under the two edge trimming devices 200, the specific edge trimming device 200 includes an edge trimming mechanism 210 and a moving mechanism 220, the moving mechanism 220 is installed on the main body frame 100, and the edge trimming mechanism 210 is installed on the moving mechanism 220; the active tool rest device 300 and the trimming mechanism 210 are respectively driven by a motor, and the motor rotating speed of the active tool rest device 300 is the same as that of the trimming device 200, so that the active tool rest device 300 and the trimming mechanism 210 are prevented from generating defective products such as burrs due to uneven stress and irregular trimming.

As shown in fig. 2-3, the moving mechanism 220 includes a linear guide rail 221, a ball screw 222, a screw nut 223 and an air cylinder 224, wherein two ends of the ball screw 222 are respectively mounted on the main body frame 100 through the bearings 101 with seats, the two bearings 101 with seats are respectively bolted on the main body frame 100, the screw nut 223 is threadedly engaged on the ball screw 222, a carriage 225 is welded and fixed on the screw nut 223, and the air cylinder 224 is fixed on the carriage 225 by a bolt for lying; two linear guide rails 221 are positioned at two ends of the carriage 225 and are fixed on the main body frame 100 by screws; the linear guide rail 221 is slidably connected with a sliding block 226, the sliding block 226 is fixed on the carriage 226 by screws, and the carriage 225 enables the cylinder 224 to be stressed more uniformly and not to be damaged easily.

As shown in fig. 2, the cylinder 224 of the cylinder 224 is bolted to the trimming mechanism 210; the trimming mechanism 210 comprises a circular cutter 211, a fixed frame 212 and a transmission rod 213, the fixed frame 212 is fixed on a cylinder 224 rod of a cylinder 224 through bolts, the transmission rod 213 penetrates through the fixed frame 212, a bearing is embedded in the transmission rod 213 penetrating through the position, the circular cutter 211 is fixedly connected to one side of the transmission rod 213 in a key mode, the other side of the transmission rod 213 is connected with a cutter motor 214 in a welded mode, and the cutter motor 214 is fixed on the fixed frame 212 through bolts.

As shown in fig. 1, the active tool rest device 300 includes a roller 310 and an annular tool rest 320, wherein two ends of the roller 310 are respectively installed on the main frame 100 through the bearings 101 with seats, two bearings 101 with seats are respectively bolted on the main frame 100, two annular tool rests 320 are keyed and fixed on the roller 310, and the two annular tool rests 320 correspond to the two edge cutting devices 200 in position, and the width of the annular tool rest 320 is greater than or equal to the moving range of the circular cutter 211, so as to prevent the circular cutter 211 from moving out of the range of the annular tool rest 320.

As shown in fig. 4, the roller 310 is connected with a cutter pillow motor 330 by a coupling 311 and a gear transmission, and a motor fixing block 331 is bolted to the lower portion of the cutter pillow motor 330, and the motor fixing block 331 is bolted to one side of the main body frame 100 for fixing the cutter pillow motor 330 to one side of the main body frame 100.

As shown in fig. 2, one end of the ball screw 222 of the two-side edge cutting device 200 is welded with the hand wheel 215, the other end of the ball screw 222 of the two-side edge cutting device 200 is connected with the stepping motor 216 by the coupling 311, and the stepping motor 216 is directly bolted to the main frame 100.

The annular cutter pillow 320 of the active cutter pillow device 300 is driven by the cutter pillow motor 330 and the cutter motor 214 to synchronously rotate with the circular cutter 211 of the trimming mechanism 210, so that the situations of irregular trimming, burrs and the like during cloth cutting are reduced.

As shown in fig. 5, the stepping motor 216, the air cylinder 224, the cutter motor 214 and the cutter pillow motor 330 are respectively connected to the numerical control unit 400, and are directly controlled by the numerical control unit 400.

The use method of the active edge trimmer of the embodiment comprises the following steps:

a. adjusting the position of the circular cutter 211: the position of the circular cutter 211 is adjusted according to the width of the product to be produced; the position of the circular cutter 211 is adjusted by rotating the hand wheel 215 through manual shaking or the numerical control unit 400 directly controls the stepping motor 216 to accurately adjust the position of the circular cutter 211.

b. Push down trimming mechanism 210: the numerical control unit 400 controls the cylinder 224 to be opened, so that the cylinder 224 pushes the trimming mechanism 210 to be pressed downwards; so that the circular cutter 211 abuts the annular cutter pillow 320.

c. Starting the active edge trimmer: the numerical control unit 400 simultaneously turns on the cutter motor 214 and the cutter pillow motor 330 to synchronously rotate the two motors.

d. Starting trimming: the fabric is trimmed manually from between the leading active bolster device 300 and the trimming mechanism 210.

Example 2

As shown in fig. 6, the present embodiment is different from embodiment 1 in that the ball screw 222 of the both-side edge slitting device 200 is not connected with the stepping motor 216, and the numerical control unit 400 is not provided, but the air cylinder 224 is provided with a separate switch S10, and the cutter motor 214 and the pillow motor 330 are provided with a common switch S20.

The use method of the active edge trimmer of the embodiment comprises the following steps:

a. adjusting the position of the circular cutter 211: the position of the circular cutter 211 is adjusted according to the width of the product to be produced; the position of the circular cutter 211 is adjusted by rotating the hand wheel 215 by manual shaking.

b. Push down trimming mechanism 210: the switch S10 is turned on, so that the air cylinder 224 works, and the air cylinder 224 pushes the trimming mechanism 210 to press downwards; so that the circular cutter 211 abuts the annular cutter pillow 320.

c. Starting the active edge trimmer: the switch S20 is turned on, so that the cutter motor 214 and the pillow motor 330 are turned on simultaneously, and the two rotate synchronously.

d. Starting trimming: the fabric is trimmed manually from between the leading active bolster device 300 and the trimming mechanism 210.

Compared with the embodiment 2, the embodiment 1 is controlled by the numerical control unit 400, so that the operation is simpler, more convenient and more accurate, and meanwhile, the numerical control unit 400 of the embodiment 1 can be integrated into the numerical control unit 400 of the whole cloth production flow, so that the automatic control is realized.

And embodiment 2 is relatively to embodiment 1, its low cost, suitable for small-scale enterprise to use.

As shown in fig. 7, the process for producing a microfiber nonwoven fabric by using an active edge trimmer provided by the present invention comprises the following steps:

s1, opening and mixing cotton: the raw materials are put into an opener for opening and mixing.

S2, carding: carding, removing impurities and mixing by a carding machine.

S3, lapping: and uniformly laid into a fiber net with certain thickness and width.

S4, performing pre-needling: introducing the microfiber non-woven fabric into a needle machine for pre-needling.

S5, trimming: and introducing the microfiber non-woven fabric subjected to pre-needling into an active edge cutting machine for edge cutting.

S6, waste recovery: and (4) opening the waste materials cut off by the active edge trimmer in the step S5 and the collected waste materials in an opener, and then putting the waste materials into the opener in the step S1 again for opening, so that the aim of recycling is fulfilled.

S7, carrying out subsequent needling: and (4) guiding the microfiber non-woven fabric cut in the step S5 into a needle machine to complete subsequent needle punching.

S8, trimming: and (4) guiding the fabric subjected to needling in the step S7 into a trimming machine for trimming again, wherein the trimming is used for removing burrs generated by subsequent needling, and the generated waste is very little.

S9, rolling: and rolling and storing the finished product subjected to needling.

The active cutter pillow device 300 and the edge cutting mechanism 210 of the active edge cutting machine are driven by the motor at the same speed, so that the condition of uneven stress cannot be generated during cutting, the active edge cutting machine provided by the invention can cut edges after pre-needling, the cloth after the pre-needling is not completely formed and is relatively fluffy, and the edges are directly cut by a common edge cutting machine, so that the conditions of irregular edges, burrs and the like are more easily caused.

In summary, the above embodiments are not intended to be limiting embodiments of the present invention, and modifications and equivalent variations made by those skilled in the art based on the spirit of the present invention are within the technical scope of the present invention.