CN217528325U

CN217528325U - Chemical fiber paper tube flaw detection device based on laser ranging

Info

Publication number: CN217528325U
Application number: CN202122258912.7U
Authority: CN
Inventors: 陈刚
Original assignee: Shanghai Yu Yu Intelligent Technology Co ltd
Current assignee: Shanghai Yu Yu Intelligent Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-10-04
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a chemical fibre paper tube flaw detection device based on laser rangefinder, concretely relates to chemical fibre paper tube detects technical field, which comprises a frame, the laser survey module, trigger module, rotation module, industrial computer module, the screening module, the laser survey module is installed to frame top below, trigger module is installed to the right-hand member inboard slope of frame, rotation module is installed to the inside middle-end of frame, the laser survey module is established in rotation module's top, the trigger module output respectively with the laser survey module, rotation module's input electric connection, rotation module's output is connected with the input electricity of laser survey module, the output of laser survey module is connected with industrial computer module's input electricity, industrial computer module's output is connected with the input electricity of screening module. The utility model discloses utilize laser measuring device to measure chemical fiber paper tube surface according to rotatory speed, unqualified chemical fiber paper tube is selected to the accuracy, improves detection efficiency.

Description

Chemical fiber paper tube flaw detection device based on laser ranging

Technical Field

The utility model relates to a chemical fiber paper tube detects technical field, more specifically says, the utility model relates to a chemical fiber paper tube flaw detection device based on laser rangefinder.

Background

The chemical fiber paper tube is formed by bonding paper or paper boards on a mandrel by using an adhesive, and is typically formed by spirally and continuously winding. The chemical fiber paper tube is an indispensable matched textile equipment on a polyester, chinlon, polypropylene fiber and other filament high-speed spinning winding machine and an elasticizer, and needs to bear the rotating speed of 8000m/min, so that the paper tube has extremely high requirements on the overall dimension, roundness, concentricity and surface smoothness. At present, production enterprises adopt workers to visually inspect the chemical fiber paper tubes or use industrial cameras to shoot and detect the surfaces of the chemical fiber paper tubes, however, the two detection modes have the following defects: 1. the difference between detection workers and the subjective judgment are inconsistent, so that the detection result is easily inconsistent; 2. the camera image data shot and measured by the camera has no height information, and the surface protrusion or depression can be judged only according to the information such as color, edge profile or contrast caused by defects, so that the accuracy is difficult to ensure, and the false detection is easy to cause; 3. visual inspection or measurement with industrial cameras is less accurate than laser sensors.

In order to reduce various defects of manual detection and camera detection, a real-time and accurate device for detecting the flaws of the chemical fiber paper tubes is provided; use high accuracy laser survey module can carry out the rapid survey to chemical fibre paper tube, and the damage on accurate resolution and detection chemical fibre paper tube surface, sunken, protruding, the impression, the bubble, fold, the gap, edge burr etc. and the relevant defect of high information, unqualified chemical fibre paper tube is selected to the accuracy, and classify in real time, can replace artifical measuring and industrial camera to shoot the detection at certain limit, carry out high speed, the measurement of high accuracy to chemical fibre paper tube surface, the efficiency of detection is improved, and the labor cost is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a chemical fiber paper tube flaw detection device based on laser rangefinder, the utility model aims to solve the technical problem that: how to accurately distinguish and detect the defects of damage, dent, bulge, impression, bubbles, stacking, gaps, edge burrs and the like on the surface of the chemical fiber paper tube and related to height information, the unqualified chemical fiber paper tube is accurately screened out, the detection efficiency is improved, and the labor cost is reduced.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a chemical fibre paper tube flaw detection device based on laser rangefinder, includes frame, laser measuring module, trigger module, rotation module, industrial computer module, screening module, laser measuring module is installed to the top below of frame, trigger module is installed to the right-hand member inboard slope of frame, rotation module is installed to the inside middle-end of frame, laser measuring module establishes the top at rotation module, be equipped with the chemical fibre paper tube on the rotation module, just trigger module's output respectively with laser measuring module, rotation module's input electric connection, rotation module's output is connected with laser measuring module's input electricity, laser measuring module's output is connected with industrial computer module's input electricity, industrial computer module's output is connected with screening module's input electricity.

In a preferred embodiment of the present invention, the installation distance and the included angle between the measuring surface of the laser measuring module and the rotating module are fixed.

In a preferred embodiment, the triggering module is arranged on the frame in an inclined manner, and the signal triggering surface of the triggering module faces the rotating module.

Compared with the prior art, the utility model discloses a technological effect and advantage:

the measuring surface of the laser measuring module is fixed with the installation distance and the included angle of the detection station, after a chemical fiber paper tube arrives at the detection station, the trigger module sends a signal in place, the chemical fiber paper tube signal in place is sent to the rotating module and the laser measuring module, the rotating module and the laser measuring module start working after receiving the signal in place, the rotating module drives the chemical fiber paper tube to rotate at a constant speed, and outputs a rotating pulse signal, the rotating pulse signal is transmitted to the laser measuring module, the laser measuring module performs constant speed measurement on the surface of the chemical fiber paper tube according to the frequency of the rotating pulse signal, three-dimensional information on the surface of the chemical fiber paper tube is obtained, after the measurement of the measuring device is completed, the obtained three-dimensional information is transmitted to the industrial computer module, the industrial computer module processes the three-dimensional information through burrs according to an X axis and a Y axis, measurement data is obtained, the measurement data is compared with the average value, if the measurement data is greater than the average value, the defect is shown to exist in the place if the average value, the defect is shown in the place, the defect is compared with a database, the judgment result is sent to the screening module, the laser measuring device, the high-precision measurement efficiency of the chemical fiber paper tube is improved, the high-precision measurement efficiency of the rotary paper tube, the rotary paper tube detection device, the high-precision detection efficiency is improved.

Drawings

Fig. 1 is a front view of the inspection station of the present invention.

Fig. 2 is a top view of the detection station of the present invention.

Fig. 3 is a system block diagram of the present invention.

Fig. 4 is a schematic diagram of the measurement data of the present invention.

The reference signs are: 1. a frame; 2. a laser measurement module; 3. a triggering module; 4. a rotation module; 5. chemical fiber paper tubes; 6. an industrial computer module; 7. and a screening module.

Detailed Description

The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings, it is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

According to a chemical fiber paper tube flaw detection device based on laser ranging shown in fig. 1-4, including frame 1, laser measurement module 2, trigger module 3, rotation module 4, industrial computer module 6, screening module 7, laser measurement module 2 is installed to the top below of frame 1, trigger module 3 is installed to the inboard slope of right-hand member of frame 1, rotation module 4 is installed to the inside middle-end of frame 1, laser measurement module 2 establishes in rotation module 4's top, be equipped with chemical fiber paper tube 5 on rotation module 4, just trigger module 3's output respectively with laser measurement module 2, rotation module 4's input electric connection, rotation module 4's output is connected with laser measurement module 2's input electricity, laser measurement module 2's output is connected with industrial computer module 6's input electricity, industrial computer module 6's output is connected with screening module 7's input electricity.

In a preferred embodiment, the installation distance and the included angle between the measuring surface of the laser measuring module 2 and the rotating module 4 are fixed, so that the measuring surface of the laser measuring module 2 can measure the chemical fiber paper tube 5 on the rotating module 4, and obtain the three-dimensional information on the surface of the chemical fiber paper tube 5.

In a preferred embodiment, the trigger module 3 is obliquely arranged on the rack 1, and a signal trigger surface of the trigger module 3 faces the rotating module 4, so that the signal trigger surface of the trigger module 3 can detect the chemical fiber paper tube 5 on the rotating module 4 and send out an in-place signal.

To sum up, the utility model provides a chemical fiber paper tube flaw detection device based on laser ranging, refer to fig. 1-4, during the use, the installation distance and the included angle of the measuring surface of the laser measuring module 2 and the detection station are fixed, after the chemical fiber paper tube 5 arrives at the detection station, the trigger module 3 sends the signal of locating, send the chemical fiber paper tube 5 signal of locating to the rotation module 4 and the laser measuring module 2, the rotation module 4 and the laser measuring module 2 start to work after receiving the signal of locating, wherein the rotation module 4 drives the chemical fiber paper tube 5 to rotate at a constant speed, and outputs the rotation pulse signal, transmit the rotation pulse signal to the laser measuring module 2, the laser measuring module 2 carries out the measurement at a constant speed on the surface of the chemical fiber paper tube 5 according to the frequency of the rotation pulse signal, acquire the three-dimensional information on the surface of the chemical fiber paper tube 5, after the measurement of the measuring device is completed, the obtained three-dimensional information is transmitted to an industrial computer module 6, the industrial computer module 6 sequences the three-dimensional information according to an X axis and a Y axis after burr treatment to obtain measurement data (as shown in figure 4), the measurement data is compared with an average value, if the measurement data is larger than the average value, a concave flaw exists at the position, if the measurement data is smaller than the average value, a convex flaw exists at the position, then the defect characteristics are compared with a database to judge the type of the broken flaw, the judgment result is sent to a screening module 7, and the screening module 7 screens out defective products, according to the characteristics of the flaws of the chemical fiber paper tube 5, a laser measuring device can carry out high-precision laser ranging on a surface measuring line of the chemical fiber paper tube 5 by utilizing the laser measuring device, the rotary module 4 is matched to drive the chemical fiber paper tube 5 to rotate for a circle at a constant speed, and the laser measuring device measures the surface of the chemical fiber paper tube 5 according to the rotating speed, unqualified chemical fiber paper tube 5 is selected accurately, improves detection efficiency, reduces labour's cost.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to common designs, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a chemical fibre paper tube flaw detection device based on laser rangefinder, includes frame (1), laser survey module (2), trigger module (3), rotation module (4), industrial computer module (6), screening module (7), its characterized in that: laser measurement module (2) are installed to the top below of frame (1), trigger module (3) are installed to the right-hand member inboard slope of frame (1), rotation module (4) are installed to the inside middle-end of frame (1), establish the top at rotation module (4) in laser measurement module (2), be equipped with chemical fiber paper tube (5) on rotation module (4), just the output of trigger module (3) respectively with the input electric connection of laser measurement module (2), rotation module (4), the output of rotation module (4) is connected with the input electricity of laser measurement module (2), the output of laser measurement module (2) is connected with the input electricity of industrial computer module (6), the output of industrial computer module (6) is connected with the input electricity of screening module (7).

2. The device for detecting the flaws of the chemical fiber paper tubes based on the laser ranging as claimed in claim 1, is characterized in that: the installation distance and the included angle between the measuring surface of the laser measuring module (2) and the rotating module (4) are fixed.

3. The device for detecting the flaws of the chemical fiber paper tubes based on the laser ranging as claimed in claim 1, is characterized in that: the trigger module (3) is obliquely arranged on the rack (1), and the signal trigger surface of the trigger module (3) faces the rotating module (4).