CN219410102U

CN219410102U - Broken needle detection device of textile equipment

Info

Publication number: CN219410102U
Application number: CN202223597146.8U
Authority: CN
Inventors: 徐艳强; 刘默嘉; 陈通
Original assignee: Qingdao Zhongdao Chenyuan Intelligent Technology Co ltd
Current assignee: Qingdao Zhongdao Chenyuan Intelligent Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-25
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to a broken needle detection device of textile equipment, which comprises an image acquisition device and an analysis device, wherein the image acquisition device is fixed on the textile equipment and used for acquiring a knitting needle moving at a high speed; the image acquisition device comprises a bracket and a high-speed camera, wherein the high-speed camera is fixed on the textile equipment through the bracket. The utility model has the advantages that the high-speed camera is utilized to shoot the knitting needle in the high-speed motion, the shot picture is compared with the standard knitting needle picture, when the needle breakage phenomenon occurs, a signal is sent to the textile equipment, the textile equipment is stopped for replacing the broken needle, and compared with the manual detection and the finished product judgment, the method is more time-saving and labor-saving, and can not cause larger economic loss.

Description

Broken needle detection device of textile equipment

Technical Field

The utility model relates to the field of automatic detection, in particular to a broken needle detection device of textile equipment.

Background

The production of the textile machinery replaces the traditional manual intensive textile operation, the textile efficiency is greatly improved, and only a small amount of textile workers are required to maintain the equipment and feed and discharge the equipment. Textile machines typically have a large number of needles to perform complex textile operations.

Because the diameter of the knitting needle is smaller, the knitting needle is extremely easy to break in the rapid textile operation process, timely discovery and timely treatment are needed, otherwise, the current product is unqualified, and the production efficiency and the product quality are affected. Traditional broken needle detects and is accomplished by the manual work more, detects after need equipment stops, perhaps judges through whether cloth is qualified, leads to the drawback more, if: the quantity of knitting needles is more, can reach 2000 more usually, and manual detection is wasted time and energy, detects or pass the qualification detection of cloth after shutting down easily causes great loss moreover.

Therefore, a novel broken needle detection device for textile equipment is needed, and the problems can be solved.

Disclosure of Invention

The utility model aims to solve the problems that the existing textile equipment needle breakage detection is time-consuming and labor-consuming and is easy to cause great loss.

According to one aspect of the utility model, a broken needle detection device of textile equipment is provided, and the broken needle detection device comprises an image acquisition device and an analysis device, wherein the image acquisition device is fixed on the textile equipment and used for acquiring a knitting needle moving at a high speed, and an image comparison module is arranged in the analysis device and used for comparing a picture acquired by the image acquisition device with a standard picture; the image acquisition device comprises a bracket and a high-speed camera, wherein the high-speed camera is fixed on the textile equipment through the bracket.

Through this scheme, utilize the high-speed camera to shoot the knitting needle in the high-speed motion to make the contrast with the picture of taking with standard knitting needle picture, send the signal to weaving equipment when taking place the broken needle phenomenon, weaving equipment shut down and carry out the change of broken needle, compare in manual detection and judge through the finished product, not only labour saving and time saving more, can not cause great economic loss moreover.

Preferably, the bracket comprises a base, two ends of the base are bent upwards at right angles to form a mounting part, an L-shaped fixing plate is fixed on the mounting part, and the high-speed camera is fixed on the fixing plate.

Through this scheme, the base is used for being fixed to textile equipment on, and the installation department upwarp can keep away from textile equipment as far as possible with high-speed camera, and great dust blocks when avoiding equipment to run influences the shooting effect.

Preferably, the mounting portion is provided with a waist-shaped hole, and the fixing plate is connected with the waist-shaped hole through a bolt.

Through this scheme, make things convenient for the fixed plate to adjust to adapt to slight position difference between the different equipment.

Preferably, the fixing plate is fixed to one of the mounting portions, the other mounting portion is fixed with a support plate, and a light supplementing lamp is fixed on the support plate, and the light supplementing lamp is oriented in accordance with the orientation of the high-speed camera.

Through this scheme, carry out the light filling to shooting process to improve shooting quality.

Preferably, a shooting hole is formed in the supporting plate, an annular light supplementing lamp is concentrically fixed with the shooting hole, and the high-speed camera shoots through the shooting hole.

Through this scheme, make the illumination can encircle shooting region, further improve the light filling effect, avoid the shadow of adjacent knitting needle to lead to the fact the influence to shooting of current knitting needle.

Preferably, a protective cover is fixed on the base, and the protective cover is covered outside the high-speed camera.

Through this scheme, the protection casing can play the guard action to high-speed camera, avoids changing the during operation such as needle and hurts high-speed camera.

The device has the technical effects that the device is simple in structure and convenient to use, can be directly installed on textile equipment, and can be used for shooting contrast detection on the knitting needles of the prevention equipment, and compared with traditional manual detection and needle replacement, the device can greatly improve the broken needle detection efficiency, so that economic loss is reduced.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic structural view of a broken needle detecting device of a textile apparatus according to an embodiment of the present utility model.

Fig. 2 is a schematic view of the structure of a holder in the interrupt needle detection apparatus of fig. 1.

Fig. 3 is a schematic side view of the broken needle detecting device of the textile apparatus of fig. 1.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Examples

As shown in fig. 1 to 3, the broken needle detection device of the textile equipment in the embodiment comprises an image acquisition device and an analysis device (not shown in the figure), wherein the image acquisition device is fixed on the textile equipment and is used for acquiring a knitting needle moving at a high speed, and an image comparison module is arranged in the analysis device and is used for comparing a picture acquired by the image acquisition device with a standard picture; the image acquisition device comprises a holder 100 and a high-speed camera 299, the high-speed camera 200 being fixed to the textile apparatus by the holder 100.

Through this scheme of this embodiment, utilize high-speed camera 200 to shoot the knitting needle in the high-speed motion to compare the picture of taking with standard knitting needle picture, send the signal to weaving equipment when taking place the broken needle phenomenon, weaving equipment shut down and carry out the change of broken needle, compare in manual detection and judge through the finished product, not only more labour saving and time saving, can not cause great economic loss moreover.

In this embodiment or other embodiments, the stand 100 includes a base, two ends of the base are bent upward at right angles to form a mounting portion 110, an L-shaped fixing plate 120 is fixed on the mounting portion 110, and the high-speed camera 200 is fixed on the fixing plate 120. The base is provided with a mounting hole for being fixed to textile equipment, and the installation department 110 upwarps can keep away from textile equipment as far as possible with high-speed camera 200, and great dust blocks when avoiding equipment to operate influences the shooting effect.

In this embodiment or other embodiments, the mounting portion 110 is provided with a waist-shaped hole 111, and the fixing plate 120 is connected to the waist-shaped hole 111 by a bolt. The fixing plate 120 is conveniently adjusted to accommodate fine position differences between different devices.

In this embodiment or other embodiments, the fixing plate 120 is fixed to one of the mounting portions 110, the other mounting portion 110 is fixed with a support plate 130, and the support plate 130 is fixed with a light compensating lamp 300, and the light compensating lamp 300 is oriented in accordance with the orientation of the high-speed camera 200. And (3) supplementing light for the shooting process, so that the shooting quality is improved.

In this embodiment or other embodiments, the supporting plate 130 is provided with a photographing hole 131, an annular light compensating lamp 300 is concentrically fixed to the photographing hole 131, and the high-speed camera 200 photographs through the photographing hole 131. The light can encircle the shooting area, the light supplementing effect is further improved, and the influence of shadows of adjacent knitting needles on the shooting of the current knitting needles is avoided.

In this embodiment or other embodiments, a protective cover 140 is fixed on the base, and the protective cover 140 is covered outside the high-speed camera 200. The protective cover 140 can protect the high-speed camera 200 from being damaged during needle replacement and other works.

When the device is used, the speed of the knitting needle is 500-1000 needles/second, and the detection process is as follows:

1. and (3) needle feeding:

(1) and (3) detecting aging: 2 needles are detected at one time, and the detection time is 20ms;1 second = 50 = 100 needles; all needle measurements were completed for 3.3 seconds, about 330 needles, and about 8 weeks a week.

(2) Detection stability: 2 needles are detected at one time on site, and a background light source is added at the back for testing in order to improve the detection stability;

(3) detection accuracy: there is no broken needle in the field, and in order to improve stability, it is desirable that the factory provide a scene of broken needle in the field for testing.

2. And (3) needle setting:

(1) and (3) detecting aging: 4 needles are detected at one time, and the detection time is 20ms;1 second = 50 = 200 needles; all needle measurements were completed for 3.3 seconds, about 660 needles, and about 4 weeks.

(2) Detection stability: 4 needles are detected on site once, the two lower needles are shorter, the possibility of interference is high, and continuous test is needed;

The technical effect of this embodiment lies in, this device simple structure, convenient to use can directly install to textile equipment on, shoots contrast detection to the knitting needle of preventing equipment, compares in traditional manual detection and trade the needle, can improve broken needle detection efficiency greatly to reduce economic loss.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. The broken needle detection device of the textile equipment is characterized by comprising an image acquisition device and an analysis device, wherein the image acquisition device is fixed on the textile equipment and used for acquiring a knitting needle moving at a high speed, and an image comparison module is arranged in the analysis device and used for comparing a picture acquired by the image acquisition device with a standard picture; the image acquisition device comprises a bracket and a high-speed camera, wherein the high-speed camera is fixed on the textile equipment through the bracket; the bracket comprises a base, wherein two ends of the base are bent upwards at right angles to form a mounting part, an L-shaped fixing plate is fixed on the mounting part, and the high-speed camera is fixed on the fixing plate; the mounting part is provided with a waist-shaped hole, and the fixing plate is connected with the waist-shaped hole through a bolt.

2. The broken needle detection device for textile equipment according to claim 1, wherein the fixing plate is fixed to one of the mounting portions, the other mounting portion is fixed with a support plate, and a light supplementing lamp is fixed on the support plate, and the light supplementing lamp is oriented in accordance with the orientation of the high-speed camera.

3. The broken needle detection device for textile equipment according to claim 2, wherein a shooting hole is formed in the supporting plate, an annular light supplementing lamp is concentrically fixed with the shooting hole, and the high-speed camera shoots through the shooting hole.

4. The broken needle detecting device for textile equipment according to claim 1, wherein a protective cover is fixed on the base, and the protective cover is covered outside the high-speed camera.