CN211256447U

CN211256447U - Cloth detection mechanism

Info

Publication number: CN211256447U
Application number: CN201921644604.4U
Authority: CN
Inventors: 王新宝
Original assignee: GLOTECH ELECTRONICS (SUZHOU) CORP
Current assignee: GLOTECH ELECTRONICS (SUZHOU) CORP
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-08-14
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a cloth detection mechanism, which comprises a metal detector, a cloth cover flaw detection part and a cloth conveying roller; the cloth can pass through a metal detector and a cloth cover flaw detection part under the action of a cloth conveying roller; the cloth cover flaw detection part comprises a first light source and a first light intensity receiving target; the light of the first light source is emitted to the cloth cover; the light emitted by the first light source can be received by the first light intensity receiving target. The utility model detects the metal impurities in the cloth by the metal detector; meanwhile, the smoothness of the cloth and the tiny flaws of the cloth cover are detected through the change of the light intensity after the cloth is irradiated; the mechanism has high detection precision, good accuracy and small error; meanwhile, the method is simple and convenient to operate, low in error rate, low in labor intensity and high in detection efficiency.

Description

Cloth detection mechanism

Technical Field

The utility model relates to a textile machinery especially relates to a cloth detection mechanism.

Background

In the field of textile fabric production, the quality detection of fabric is generally carried out in a manual detection mode; the single repetitive detection mode is easy to make mistakes, and the labor intensity of workers is high because the textile equipment is continuously operated for production; meanwhile, manual modes such as visual observation and the like are adopted, so that the accuracy is poor, and the detection rate of fine flaws appearing in the cloth is low; for example, metal impurities often exist in cloth, but the impurities are often difficult to find by naked eyes, and the detection error is large by a manual mode.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a detect accurate, convenient operation's cloth detection mechanism.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a cloth detection mechanism which characterized in that: comprises a metal detector, a cloth cover flaw detection part and a cloth conveying roller; the cloth can pass through a metal detector and a cloth cover flaw detection part under the action of the cloth conveying roller; the cloth cover flaw detection part comprises a first light source and a first light intensity receiving target which are arranged on two sides of the cloth; the light of the first light source is emitted to the cloth cover; the first light source corresponds to the first light intensity receiving target in position, so that light emitted by the first light source can be received by the first light intensity receiving target.

As a preferred scheme, the cloth further comprises a leveling detection part, wherein the leveling detection part comprises a second light source and a second light intensity receiving target which are arranged on two sides of the cloth; the light of the second light source is emitted to the side face of the cloth; the second light source corresponds to the second light intensity receiving target in position, so that part of light emitted by the second light source is shielded by the side face of the cloth, and the rest part of light is received by the second light intensity receiving target.

As a more preferable scheme, the second light source and the second light intensity receiving target are both connected with the lifting bracket.

As a preferable scheme, the first light source is a strip light source, and the length of the strip light source is the same as the width of the cloth cover.

As a preferable scheme, the first light source and the first light intensity receiving target are both connected with the lifting bracket.

As a more preferable scheme, the lifting support of the first light intensity receiving target is arranged on a slide rail, and the slidable direction of the slide rail is perpendicular to the cloth surface.

As a preferred scheme, the metal detector is provided with a detection slit; and a plurality of metal detection probes are arranged in the detection slit.

As a preferred scheme, the device also comprises a feeding part and a receiving part; the feeding portion and the receiving portion respectively comprise a coiling roller, a pressing rod and a tension roller.

The beneficial technical effects of the utility model mainly lie in: the cloth detection mechanism is accurate in detection and convenient to operate; the utility model detects the metal impurities in the cloth by the metal detector; meanwhile, the smoothness of the cloth and the tiny flaws of the cloth cover are detected through the change of the light intensity after the cloth is irradiated; the mechanism has high detection precision, good accuracy and small error; meanwhile, the method is simple and convenient to operate, low in error rate, low in labor intensity and high in detection efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 2 is an enlarged schematic view at a of fig. 1.

Fig. 3 is a schematic view of the working principle of the leveling detection part of the present invention.

Fig. 4 is a schematic structural diagram (front view) of the metal detector of the present invention.

Fig. 5 is a schematic view of the working principle of the cloth cover flaw detection portion of the present invention.

Fig. 6 is a schematic plan view of the cloth cover flaw detection unit of the present invention.

In the figure: the device comprises a feeding part 1, a metal detector 2, a metal detecting probe 21, a leveling detecting part 3, a second light source 31, a second light intensity receiving target 32, a cloth surface flaw detecting part 4, a first light source 41, a first light intensity receiving target 42, a material receiving part 5, a cloth conveying roller 6, a lifting support 7, a slide rail 8, a material rolling roller 9, a pressing rod 10, a tension roller 11, a cloth 100, a cloth cover 100a and a cloth side 100 b.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention. The structures, connections and methods not described in detail in the examples are all understood to be common knowledge in the art. It should also be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-6, a cloth detecting mechanism includes a feeding portion 1, a metal detector 2, a leveling detecting portion 3, a cloth cover defect detecting portion 4 and a receiving portion 5, which are sequentially arranged along a cloth 100 conveying direction; meanwhile, the mechanism is also provided with a plurality of cloth conveying rollers 6 in a matching way; the cloth 100 is driven and guided by a cloth conveying roller 6 to vertically move from the feeding portion 1 to the metal detector 2 from top to bottom, horizontally move through the leveling detection portion 3, vertically move from bottom to top through the cloth cover flaw detection portion 4, and finally be wound by the material receiving portion 5.

The metal detector 2 is provided with a detection slit (not shown), and a plurality of metal detection probes 21 are arranged in the detection slit; the cloth 100 vertically moves from top to bottom, the metal probe 21 detects the cloth 100 through the detection slit, and if metal is found, an operator is prompted in time; the detection can detect the metal impurities of the cloth 100, and can effectively and timely master the quality condition of the cloth 100.

The flat detection part 3 includes a second light source 31 and a second light intensity receiving target 32 disposed at both sides of the cloth 100; the second light intensity receiving target 32 is arranged in parallel with the side surface 100b of the cloth 100 and is close to the side surface 100b of the cloth, and the light of the second light source 31 is emitted to the side surface 100b of the cloth; the second light source 31 and the second light intensity receiving target 32 are in corresponding positions, so that part of light emitted by the second light source 31 is shielded by the cloth side surface 100b, and the rest part of light is received by the second light intensity receiving target 32; in operation, the cloth 100 moves horizontally between the second light source 31 and the second light intensity receiving target 32; the light emitted from the second light source 31 is vertically incident on the cloth side surface 100b, part of the light is shielded by the cloth side surface 100b, and the rest of the light which is not shielded reaches the second light intensity receiving target 32; if the light intensity values received by the second light intensity receiving target 32 are always consistent, the flatness of the cloth 100 is better; if the light intensity value received by the second light intensity receiving target 32 fluctuates at a certain moment and the numerical value becomes smaller, it indicates that the cloth 100a of the cloth 100 bulges at the position to block light, and further indicates that the cloth 100a at the position is uneven, and possibly a crease or a foreign matter is attached to the cloth 100 a; the detection can quickly and accurately find most foreign matters and small creases of the cloth surface 100a (it needs to be noted that generally, creases which penetrate through the cloth surface and are vertical to the side edge of the cloth 100 in the length direction are difficult to find by the detection, but the creases are obvious and can be accurately judged by naked eyes); the second light source 31 may adopt a laser or other conventional light source; the second light source 31 and the second light intensity receiving target 32 are both connected with the lifting support 7, and the vertical positions of the second light source 31 and the second light intensity receiving target 32 can be adjusted, so that the detection is convenient; the lifting bracket 7 can adopt a screw rod lifting mechanism.

The cloth cover flaw detection part 4 comprises a first light source 41 and a first light intensity receiving target 42 which are arranged at two sides of the cloth 100; the first light intensity receiving target 42 is disposed in parallel with the cloth face 100a of the cloth 100; the first light source 41 is a strip-shaped conventional light source (such as a fluorescent lamp), and the length of the first light source is the same as the width of the cloth cover 100 a; the light emitted by the first light source 41 is emitted to the cloth surface 100a, and the central light is vertically irradiated on the cloth surface 100 a; the first light source 41 corresponds to the first light intensity receiving target 42 in position, so that the light emitted from the first light source 41 can be received by the first light intensity receiving target 42; in operation, the cloth 100 moves vertically from bottom to top through the space between the first light source 41 and the first light intensity receiving target 42; the light emitted from the first light source 41 is emitted to the cloth surface 100a and reaches the first light intensity receiving target 42 through the cloth 100; if the light intensity value received by the first light intensity receiving target 42 is consistent with the standard value, the surface cloth face 100a has no flaw; if the light intensity value received by the first light intensity receiving target 42 is abnormally changed, it indicates that the cloth surface 100a may have a flaw; if the actual light intensity value is larger than the standard value, it indicates that there may be a hole on the cloth surface 100a or the fabric density is not enough, etc.; if the value is less than the standard value, the foreign matter possibly exists on the cloth surface 100a or the density of the fabric is high; the detection accuracy is high, and the operation is convenient; meanwhile, the same as the leveling detection part 3, the first light source 41 and the first light intensity receiving target 42 are both connected with the lifting support 7, the vertical positions of the first light source 41 and the first light intensity receiving target 42 can be adjusted, and the detection is convenient; the lifting bracket 7 can adopt a screw rod lifting mechanism; meanwhile, the bottom of the lifting support 7 of the first light intensity receiving target 42 is arranged on the slide rail 8, and the slidable direction of the slide rail 8 is perpendicular to the cloth surface 100a, so that the distance between the first light intensity receiving target 42 and the cloth surface 100a is adjustable, and the detection is more flexible.

In addition, the feeding part 1 and the receiving part 5 respectively comprise a coiling roller 9, a compression bar 10 and a tension roller 11; the cloth 100 makes an S-shaped movement when passing through the compression bar 10 and the tension roller 11; through the arrangement of the compression bar 10 and the tension roller 11, the cloth 100 is tightened during the conveying movement, so that the crease is reduced, and the detection accuracy is improved.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a cloth detection mechanism which characterized in that: comprises a metal detector, a cloth cover flaw detection part and a cloth conveying roller; the cloth can pass through a metal detector and a cloth cover flaw detection part under the action of the cloth conveying roller; the cloth cover flaw detection part comprises a first light source and a first light intensity receiving target which are arranged on two sides of the cloth; the light of the first light source is emitted to the cloth cover; the first light source corresponds to the first light intensity receiving target in position, so that light emitted by the first light source can be received by the first light intensity receiving target.

2. The cloth detection mechanism of claim 1, wherein: the leveling detection part comprises a second light source and a second light intensity receiving target which are arranged on two sides of the cloth; the light of the second light source is emitted to the side face of the cloth; the second light source corresponds to the second light intensity receiving target in position, so that part of light emitted by the second light source is shielded by the side face of the cloth, and the rest part of light is received by the second light intensity receiving target.

3. The cloth detection mechanism of claim 2, wherein: and the second light source and the second light intensity receiving target are both connected with the lifting support.

4. The cloth detection mechanism of claim 1, wherein: the first light source is a strip-shaped light source, and the length of the first light source is the same as the width of the cloth cover.

5. The cloth detection mechanism of claim 1, wherein: the first light source and the first light intensity receiving target are both connected with the lifting support.

6. The cloth detection mechanism of claim 5, wherein: the lifting support of the first light intensity receiving target is arranged on a sliding rail, and the sliding direction of the sliding rail is perpendicular to the cloth surface.

7. The cloth detection mechanism of claim 1, wherein: the metal detector is provided with a detection slit; and a plurality of metal detection probes are arranged in the detection slit.

8. The cloth detection mechanism of claim 1, wherein: the device also comprises a feeding part and a receiving part; the feeding portion and the receiving portion respectively comprise a coiling roller, a pressing rod and a tension roller.