阅读说明：本技术 一种基于针距数据的剪裁设备及其方法 (Clipping equipment based on stitch length data and method thereof ) 是由 叶玉玲 于 2019-10-31 设计创作，主要内容包括：本发明公开了一种基于针距数据的剪裁设备,所述锁边机构设置在平台上,所述锁边机构上设置有锁边针；所述送料机构包括均设置在平台上的送料带和送料轮,所述送料带和送料轮联动；所述剪裁支架设置在平台上,所述剪裁轴一转动设置在剪裁支架上,所述剪裁轴一与转轴二联动,所述剪裁轴二穿设在剪裁轴一内,所述剪裁轮固定设置在剪裁轴二上,所述轴承的内圈固定设置在剪裁轴二上,所述移位驱动源设置在平台上,所述移位驱动源上设置有螺杆,所述螺母板连接在螺杆上,所述螺母板固定设置在轴承的外圈上,所述传感器设置在螺母板上。其能够自动调整剪裁的位置,剪裁准确、快速,且在剪裁的同时能够进行锁边,避免出现散丝。(The invention discloses a cutting device based on stitch length data, wherein a serging mechanism is arranged on a platform, and a serging needle is arranged on the serging mechanism; the feeding mechanism comprises a feeding belt and a feeding wheel which are arranged on the platform, and the feeding belt is linked with the feeding wheel; the cutting support is arranged on the platform, one cutting shaft is rotatably arranged on the cutting support, the first cutting shaft is linked with the second rotating shaft, the second cutting shaft penetrates through the first cutting shaft, the cutting wheel is fixedly arranged on the second cutting shaft, the inner ring of the bearing is fixedly arranged on the second cutting shaft, the shifting driving source is arranged on the platform, a screw is arranged on the shifting driving source, the nut plate is connected onto the screw, the nut plate is fixedly arranged on the outer ring of the bearing, and the sensor is arranged on the nut plate. The automatic trimming device can automatically adjust the trimming position, is accurate and quick in trimming, and can lock the edge while trimming, so that loose wires are avoided.)

1. A cutting device based on stitch length data is characterized by comprising a platform, a serging mechanism, a feeding mechanism and a cutting mechanism;

the serging mechanism is arranged on the platform, and a serging needle is arranged on the serging mechanism;

the feeding mechanism comprises a feeding belt and a feeding wheel which are arranged on the platform, the feeding belt is linked with the feeding wheel, the feeding belt is positioned on one side below the serging needle, and the feeding wheel is positioned right above the feeding belt and is close to the feeding belt;

the cutting mechanism comprises a cutting unit, a cutting support, a first cutting shaft, a second cutting shaft, a cutting wheel, a bearing, a shifting driving source, a screw rod, a nut plate and a sensor, wherein the cutting support is arranged on a platform, the first cutting shaft is rotatably arranged on the cutting support, the first cutting shaft is linked with a second rotating shaft, the second cutting shaft is arranged in the first cutting shaft in a penetrating manner, a convex key is arranged on the second cutting shaft along the axial direction, a key groove matched with the convex key is formed in the second cutting shaft, the length of the convex key is smaller than that of the key groove, the cutting wheel is fixedly arranged at one end of the second cutting shaft, the cutting wheel is positioned between a lock edge needle and a feeding wheel in the front and rear direction and positioned at the other side of the lock edge needle opposite to the feeding belt in the directions of two sides, the inner ring of the bearing is fixedly arranged at the other end of the second cutting shaft, and the shifting driving source is arranged on the platform, the free end of the displacement driving source is provided with a screw, the nut plate is connected to the screw through threads, the nut plate is fixedly arranged on an outer ring of the bearing, the sensor is arranged on the nut plate, and the sensor points to the edge locking needle in the conveying direction and is collinear with the cutting wheel.

2. The needle pitch data based clipping apparatus of claim 1, wherein said platform has a slide plate slidably mounted thereon, said slide plate being fixedly mounted on a nut plate, said slide plate having a clipping slot defined therein, said clipping wheel portion being received in said clipping slot.

3. The apparatus for cutting out based on the needle pitch data as claimed in claim 2, wherein the platform is provided with a sliding slot, the sliding plate is slidably disposed in the sliding slot, and the height of the sliding plate is not greater than the depth of the sliding slot.

4. The apparatus for cutting out based on stitch length data according to claim 2, wherein the sliding plate is provided with an "L" -shaped sensor holder, the cutting wheel and the connecting point of the sensor holder to the sliding plate are respectively located at both sides of the cutting holder, and the sensor is provided at the end of the sensor holder.

5. The device for cutting according to claim 1, wherein a second rotating shaft is provided with a second transmission wheel, the second transmission wheel and the first cutting shaft are sleeved with a second transmission belt, and the diameter of the second transmission wheel is larger than that of the first cutting shaft.

6. The device as claimed in claim 1, wherein the second cutting shaft is provided with cutting rollers disposed at two sides of the cutting wheel, and the diameter of the cutting rollers is smaller than that of the cutting wheel.

7. The apparatus for cutting according to claim 1, wherein the cutting mechanism includes a separating plate provided on the platform, a discharge opening provided on the platform, and a discharge plate which is an angle steel and has an angle facing a rear side of the cutting wheel, the discharge opening being provided adjacent to the separating plate and on a material passing side after the separation, the discharge plate being a wedge-shaped angle plate, a top surface of one of the sides being provided on a bottom of the platform.

8. The cutting equipment based on the needle pitch data as claimed in claim 1, wherein the feeding mechanism comprises a feeding unit and an edge pressing unit, the feeding unit comprises a feeding platform, the feeding platform is arranged on the platform, two crawler-type feeding belts are embedded in the feeding platform in parallel, one of the feeding belts is positioned at one side below the edge locking needle, two feeding wheels are arranged on the feeding platform and are respectively and immediately adjacent to one feeding belt right above, the surfaces of the feeding belts and the feeding wheels are provided with anti-skid lines, and the anti-skid lines on the feeding belts partially protrude out of the feeding platform; the blank pressing unit comprises an adjusting bolt, a pinch roller support, a pinch roller and a stop block, the adjusting bolt is arranged on the platform, the pinch roller support rotates and is arranged on the adjusting bolt, the pinch roller is arranged on the pinch roller support and is located on the side face of the locking needle, and the stop block is arranged on the platform and is located behind the pinch roller support in the feeding direction.

9. The cropping equipment based on the needle pitch data as claimed in claim 7, wherein two first rotating shafts are arranged at the front and the back of the bottom of the feeding platform, two feeding belt wheels are arranged on each first rotating shaft, the feeding belt is sleeved on the front and the back feeding belt wheels, a driving source is arranged at the bottom of the platform, and a driving belt is sleeved on the free end of the driving source and the first rotating shafts.

10. A clipping method based on stitch length data is characterized by comprising the following steps:

1) the multilayer fabrics are aligned and laid flat, or the single-layer fabrics are laid flat;

2) the fabric is flatly laid on the platform, the edge to be locked is parallel to the feeding direction, and the area to be locked is collinear with the edge locking needle;

3) the fabric is parallelly pulled between a feeding belt and a feeding wheel;

4) rotating the pressing wheel support to enable the pressing wheel to press the fabric, screwing the adjusting bolt, and adjusting the pressing force of the pressing wheel on the fabric to be 5-30N;

5) moving the position of the sensor, measuring the stitch length of the lockstitch, and continuously moving in the direction away from the feeding belt to ensure that the distance between the cutting wheel and the leftmost lockstitch is as follows: the needle pitch is between 1.1 and 13: 1;

6) the feeding belt and the feeding wheels are rotated to enable the fabric to be continuously conveyed, meanwhile, the serging mechanism continuously serpins, the tailoring wheels continuously conduct tailoring of the fabric, a feeding wheel carrier is arranged on the platform, a rotating shaft II is arranged on the feeding wheel, the two feeding wheels are arranged on the rotating shaft II, and a first driving belt is sleeved on the rotating shaft II and the rotating shaft I.

Technical Field

The invention relates to a cutting device and a method thereof, in particular to a cutting device based on stitch length data and a method thereof.

Background

When the fabric is used, the fabric needs to be cut according to the size required by use. After cutting, the phenomenon of yarn scattering can occur, if the overlock stitching is not performed in time, the position of the yarn scattering is enlarged, and even the fabric is scrapped. Moreover, during cutting, the fabric is usually cut manually, the cutting position is inaccurate, and skew, excessive cutting or few cutting are easy to occur, which affects the beauty and quality of the fabric. If the trimming is carried out after the edge locking, the edge locking line is easily damaged again, so that the effect of the edge locking is lost.

Disclosure of Invention

The invention aims to provide cutting equipment and a cutting method based on stitch length data, which can automatically adjust the cutting position, cut accurately and quickly, lock the edges while cutting and avoid loose threads.

In order to solve the technical problem, the invention provides a cutting device based on stitch length data, which comprises a platform, a serging mechanism, a feeding mechanism and a cutting mechanism, wherein the serging mechanism is arranged on the platform; the serging mechanism is arranged on the platform, and a serging needle is arranged on the serging mechanism; the feeding mechanism comprises a feeding belt and a feeding wheel which are arranged on the platform, the feeding belt is linked with the feeding wheel, the feeding belt is positioned on one side below the serging needle, and the feeding wheel is positioned right above the feeding belt and is close to the feeding belt; the cutting mechanism comprises a cutting unit, a cutting support, a first cutting shaft, a second cutting shaft, a cutting wheel, a bearing, a shifting driving source, a screw rod, a nut plate and a sensor, wherein the cutting support is arranged on a platform, the first cutting shaft is rotatably arranged on the cutting support, the first cutting shaft is linked with a second rotating shaft, the second cutting shaft is arranged in the first cutting shaft in a penetrating manner, a convex key is arranged on the second cutting shaft along the axial direction, a key groove matched with the convex key is formed in the second cutting shaft, the length of the convex key is smaller than that of the key groove, the cutting wheel is fixedly arranged at one end of the second cutting shaft, the cutting wheel is positioned between a lock edge needle and a feeding wheel in the front and rear direction and positioned at the other side of the lock edge needle opposite to the feeding belt in the directions of two sides, the inner ring of the bearing is fixedly arranged at the other end of the second cutting shaft, and the shifting driving source is arranged on the platform, the free end of the displacement driving source is provided with a screw, the nut plate is connected to the screw through threads, the nut plate is fixedly arranged on an outer ring of the bearing, the sensor is arranged on the nut plate, and the sensor points to the edge locking needle in the conveying direction and is collinear with the cutting wheel.

Preferably, a sliding plate is slidably disposed on the platform, the sliding plate is fixedly disposed on the nut plate, a cutting groove is formed in the sliding plate, and the cutting wheel partially falls into the cutting groove.

Preferably, the platform is provided with a sliding groove, the sliding plate is slidably arranged in the sliding groove, and the height of the sliding plate is not greater than the depth of the sliding groove.

Preferably, the sliding plate is provided with an "L" -shaped sensor bracket, the cutting wheel and the connection point of the sensor bracket and the sliding plate are respectively positioned at two sides of the cutting bracket, and the sensor is arranged at the tail end of the sensor bracket.

Preferably, a driving wheel is arranged on the rotating shaft II, a driving belt II is sleeved on the driving wheel and the cutting shaft I, and the diameter of the driving wheel is larger than that of the cutting shaft I.

Preferably, the second cutting shaft is provided with cutting pinch rollers, the cutting pinch rollers are close to two sides of the cutting wheels, and the diameter of the cutting pinch rollers is smaller than that of the cutting wheels.

Preferably, the cutting mechanism comprises a separating plate, a discharge opening and a discharge plate, the separating plate is arranged on the platform, the separating plate is an angle steel, the angle of the separating plate faces the rear of the cutting wheel, the discharge opening is formed in the platform, the discharge opening is close to the separating plate and located on the material passing side after separation, the discharge plate is a wedge-shaped angle plate, and the top surface of one side edge of the discharge opening is arranged at the bottom of the platform.

Preferably, the feeding mechanism comprises a feeding unit and an edge pressing unit, the feeding unit comprises a feeding platform, the feeding platform is arranged on the platform, two crawler-type feeding belts are embedded in the feeding platform in parallel, one of the two feeding belts is positioned at one side below the edge locking needle, two feeding wheels are arranged on the feeding platform and are respectively and closely adjacent to one feeding belt right above the feeding platform, anti-skid grains are arranged on the surfaces of the feeding belts and the feeding wheels, and the anti-skid grains on the feeding belts partially protrude out of the feeding platform; the blank pressing unit comprises an adjusting bolt, a pinch roller support, a pinch roller and a stop block, the adjusting bolt is arranged on the platform, the pinch roller support rotates and is arranged on the adjusting bolt, the pinch roller is arranged on the pinch roller support and is located on the side face of the locking needle, and the stop block is arranged on the platform and is located behind the pinch roller support in the feeding direction.

Preferably, the front and back of the bottom of the feeding platform are provided with two first rotating shafts, each first rotating shaft is provided with two feeding belt wheels, the feeding belt sleeves the front and back feeding belt wheels, the bottom of the platform is provided with a driving source, and the free end of the driving source and the first rotating shaft are sleeved with a driving belt.

A clipping method based on stitch length data comprises the following steps:

1) the multilayer fabrics are aligned and laid flat, or the single-layer fabrics are laid flat;

2) the fabric is flatly laid on the platform, the edge to be locked is parallel to the feeding direction, and the area to be locked is collinear with the edge locking needle;

3) the fabric is parallelly pulled between a feeding belt and a feeding wheel;

4) rotating the pressing wheel support to enable the pressing wheel to press the fabric, screwing the adjusting bolt, and adjusting the pressing force of the pressing wheel on the fabric to be 5-30N;

5) moving the position of the sensor, measuring the stitch length of the lockstitch, and continuously moving in the direction away from the feeding belt to ensure that the distance between the cutting wheel and the leftmost lockstitch is as follows: the needle pitch is between 1.1 and 13: 1;

6) the feeding belt and the feeding wheels are rotated to enable the fabric to be continuously conveyed, meanwhile, the serging mechanism continuously serpins, the tailoring wheels continuously conduct tailoring of the fabric, a feeding wheel carrier is arranged on the platform, a rotating shaft II is arranged on the feeding wheel, the two feeding wheels are arranged on the rotating shaft II, and a first driving belt is sleeved on the rotating shaft II and the rotating shaft I.

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

the invention can automatically adjust the cutting position according to the stitch length and carry out edge locking, so that the fabric can not loose filaments after being cut, the fabric cutting quality is improved, and the cutting position is accurate, the adjustment is rapid and the efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to be able to obtain other drawings based on these drawings without creative efforts.

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic front view of the present invention;

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

FIG. 6 is an enlarged view of part A;

FIG. 7 is a schematic sectional view along the direction B-B.

Wherein, 10-platform, 11-serging mechanism, 12-serging needle, 20-feeding platform, 21-first rotating shaft, 22-feeding belt wheel, 23-feeding belt, 24-anti-skid grain, 25-driving belt, 26-driving source, 30-feeding wheel frame, 31-second rotating shaft, 32-feeding wheel, 33-first driving belt, 40-adjusting bolt, 41-pinch wheel bracket, 42-pinch wheel, 43-handle, 44-block, 50-cutting bracket, 51-first cutting shaft, 52-second driving belt, 520-driving wheel, 53-second cutting shaft, 530-convex key, 54-cutting wheel, 55-cutting pinch wheel, 56-bearing, 57-displacement driving source, 570-screw rod, 571-nut plate, 59-slide plate, 590-slide channel, 591-cut channel, 592-sensor holder, 593-sensor, 60-separation plate, 61-discharge port, 62-discharge plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 any inventive step, are within the scope of the present invention.