CN215984395U

CN215984395U - Width measuring device applied to thin film

Info

Publication number: CN215984395U
Application number: CN202122277522.4U
Authority: CN
Inventors: 陈展裕
Original assignee: Jiangmen Jianghai Kaixing Automation Equipment Co ltd
Current assignee: Jiangmen Jianghai Kaixing Automation Equipment Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-08
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a width measuring device applied to a film, wherein the size measuring device of a thin material comprises a rack, wherein the rack comprises a feeding end and a discharging end; the measuring component comprises a light source part and a camera, the light source part and the camera are both arranged on the rack, and the light source part and the camera are matched to measure the width of the film; the locating part is provided with two deflector rolls at least, many the deflector roll all sets up the frame, many the deflector roll is established separately the pan feeding end with the discharge end is a plurality of the deflector roll cooperation is in order to tension the film. The film moves to the detection range of the measuring component through the positioning component, the light source component irradiates the film, the edge of the film is clear, the width size of the film can be continuously and accurately obtained after the camera shoots the clear edge of the film, and the film width measuring efficiency and precision can be improved.

Description

Width measuring device applied to thin film

Technical Field

The utility model relates to the technical field of measurement, in particular to a width measuring device applied to a thin film.

Background

At present common film width measuring device mainly uses ultrasonic sensor to detect, utilizes transmission drive ultrasonic sensor, makes ultrasonic sensor move in the width direction of film, realizes the width measurement of film, and this kind of mode need change ultrasonic sensor's positional information into the width size of film, and detection error is big, need increase transmission in addition, and is higher to the required precision of assembly and control, is unfavorable for improving detection efficiency.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the utility model provides a width measuring device applied to a film, which can conveniently and quickly acquire the width dimension of the film in real time.

According to a first aspect of embodiments of the present invention, there is provided a width measuring device applied to a thin film, including: the frame comprises a feeding end and a discharging end; the measuring component comprises a light source part and a camera, the light source part and the camera are both arranged on the rack, and the light source part and the camera are matched to measure the width of the film; the locating part is provided with two deflector rolls at least, many the deflector roll all sets up the frame, many the deflector roll is established separately the pan feeding end with the discharge end is a plurality of the deflector roll cooperation is in order to tension the film.

The width measuring device applied to the film of the embodiment of the utility model at least has the following beneficial effects: the film enters from the feeding end of the machine frame after being tensioned by the guide rollers in the positioning part, after entering the detection range of the measuring part, the edges of the film are clearly illuminated by the light source parts, the camera acquires images of the clear edges of the film, and the width size of the film is obtained according to the edges of the two ends of the film in the images, so that the precision and the efficiency of the film width measurement are improved.

According to some embodiments of the present invention, the frame includes a first baffle, a second baffle, a protection plate and a base, the first baffle and the second baffle are symmetrically disposed on two sides of the base, two sides of the protection plate are respectively connected to the first baffle and the second baffle, the first baffle, the second baffle and the protection plate are all connected to the base, and the camera is disposed on the base.

According to some embodiments of the utility model, the protection plate is a transparent plate.

According to some embodiments of the utility model, the base, the protective plate, the first baffle plate and the second baffle plate cooperate to form a protective cavity, and the camera is disposed in the protective cavity.

According to some embodiments of the present invention, the first barrier is provided with a first connection block, the second barrier is provided with a second connection block, one end of the guide roller is connected with the first connection block, and the other end of the guide roller is connected with the second connection block.

According to some embodiments of the utility model, the camera is provided in plurality.

According to some embodiments of the utility model, the light source is disposed on both sides of the frame.

According to some embodiments of the utility model, the light source device is provided in plurality.

The foregoing general description and the following detailed description of the utility model are exemplary and explanatory only and are not restrictive of the utility model.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and 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 and not to limit the utility model.

FIG. 1 is a schematic view of a width measuring device applied to a thin film according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of another embodiment of a width measuring device structure applied to a thin film according to an embodiment of the present invention;

FIG. 3 is a top view of a width measuring device applied to a thin film according to an embodiment of the present invention;

fig. 4 is a schematic diagram illustrating the operation of the width measuring apparatus applied to the thin film according to the embodiment of the present invention.

The table numbers of the drawings are as follows:

the device comprises a rack 100, a feeding end 110, a discharging end 120, a first baffle 130, a first connecting block 131, a second baffle 140, a second connecting block 141, a protective plate 150, a base 160 and a protective cavity 170;

a measuring part 200, a light source 210, a camera 220;

a positioning member 300, a guide roller 310;

film 400.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It should be noted that although the functional modules are divided in the system diagram, in some cases, the functional modules may be divided differently from the modules in the system. The terms first, second and the like in the description and in the claims, and the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Referring to fig. 1 to 4, the present invention is applied to a width measuring apparatus of a thin film, including: the film measuring device comprises a rack 100, a measuring part 200 and a positioning part 300, wherein the rack 100 is used as a carrier to connect all parts of the device, the rack 100 comprises a feeding end 110 and a discharging end 120, a film 400 enters from the feeding end 110, and exits from the discharging end 120 after measurement is finished; the measuring component 200 comprises a light source device 210 and a camera 220, wherein the light source device 210 and the camera 220 are both arranged on the frame, and the light source device 210 and the camera 220 are matched to measure the width dimension of the film 400; the positioning component 300 comprises a plurality of guide rollers 310, the plurality of guide rollers 310 are all arranged on the rack 100, and the plurality of guide rollers 310 are respectively arranged at the feeding end 110 and the discharging end 120 of the rack 100 and are used for tensioning the film 400, so that the film 400 is always kept in a flat state, and the measurement accuracy is improved.

The film 400 enters from the feeding end 110 of the machine frame 100, enters the detection range of the measuring part 200 after being tensioned by the guide rollers 310 in the positioning part 300, the edges of the film 400 are clearly illuminated by the light source devices 210 in the measuring part 200, the camera 220 acquires images of the clear edges of the film 400, the width size of the film 400 is acquired according to the edges of the two ends of the film 400 in the images, and the width size of the film 400 can be quickly and accurately acquired in real time without adjusting the position of the camera 220 in the whole measuring process.

In some embodiments, the rack 100 includes a first baffle 130, a second baffle 140, a protection plate 150 and a base 160, the first baffle 130 and the second baffle 140 are symmetrically disposed on two sides of the base 160, two sides of the protection plate 150 are respectively connected with the first baffle 130 and the second baffle 140, the first baffle 130, the second baffle 140 and the protection plate 150 are all connected with the base 160, a basic frame of the rack 100 is formed, the camera 220 is disposed on the base 160 and disposed toward the film 400, a distance between the film 400 and the camera 220 is effectively reduced, the structure of the device is compact, and the image quality obtained is improved. In some embodiments, the protection plate 150 is a transparent plate, the transparent protection plate 150 is disposed between the first barrier 130 and the second barrier 140, the camera 220 is disposed on the base 160, light can enter the camera 220 through the transparent protection plate 150, and the camera 220 can obtain an edge image of the film 400 under the protection of the protection plate 150.

In other embodiments, the protection plate 150 may be an opaque plate, a through hole is formed in a position corresponding to the camera 220 by the opaque protection plate, light enters the camera 220 through the through hole, the opaque protection plate not only improves structural strength of the device, but also enables the camera 220 to obtain a larger light entering amount by the arrangement of the through hole, and an imaging effect is improved.

In other embodiments, the protection plate 150 may also be a combination of a transparent plate and an opaque plate, the position of the protection plate 150 corresponding to the camera 220 is the transparent plate, and the rest positions are the opaque plates, which takes structural strength of the device and imaging quality of the camera 220 into consideration. It should be noted that the protection plate 150 may be a plate of any shape, and may support the camera and allow light to enter the camera, which is not described herein again.

In some embodiments, the frame 100 is provided with the base 160, the first baffle 130 and the second baffle 140, which cooperate to form the protection cavity 170, the camera 220 is disposed in the protection cavity 170, and the camera 220 is disposed in the protection cavity formed by the cover 160, the first baffle 130 and the second baffle 140, so that the camera 220 can be effectively protected while the width of the film 400 is measured, and the improvement of the service life of the camera 220 is facilitated.

In some embodiments, the first baffle 130 is provided with a first connecting block 131, the second baffle 140 is provided with a second connecting block 141, one end of the guide roller 310 is connected with the first connecting block 131, the other end of the guide roller 310 is connected with the second connecting block 141, and two ends of the guide roller 310 are respectively connected with the first connecting block 131 and the second connecting block 141, so that a plurality of guide rollers 310 are respectively arranged at the feeding end 110 and the discharging end 120 of the frame 100, and the guide rollers 310 convey the tensioned film 400 to the detection area of the measuring part 200 for measurement, thereby improving the accuracy of measuring the width of the film 400.

In some embodiments, the plurality of cameras 220 are provided, and the plurality of cameras 220 are equally spaced in the protective cavity 170. Through setting up a plurality of cameras 220, no matter when the width of film 400 is less or when the width of film 400 is great, as long as film 400 is in the imaging range of camera completely, film 400 width just can be measured to camera 200, need not to adjust the camera position promptly, just can realize the measurement of multiple specification film 400 width, convenient and fast, simple and practical.

In some embodiments, light source devices 210 are disposed on both sides of the frame 100, and the light source devices emit light toward the edges of the film 400 to sharpen the edges of the film 400, thereby facilitating the camera 400 to capture images containing sharp edges of the film.

In some embodiments, the plurality of light source units 210 are arranged to illuminate the edge of the film 400, and the plurality of light source units 210 brighten the edge of the film 400, increase the sharpness of the edge of the film 400, facilitate the camera 220 to obtain sharp images of the edge of the film 400, and improve the imaging quality and the measurement accuracy.

Claims

1. A width measuring device for application to a film, comprising:

the frame comprises a feeding end and a discharging end;

the measuring component comprises a light source part and a camera, the light source part and the camera are both arranged on the rack, and the light source part and the camera are matched to measure the width of the film;

the locating part is provided with two deflector rolls at least, many the deflector roll all sets up the frame, many the deflector roll is established separately the pan feeding end with the discharge end is a plurality of the deflector roll cooperation is in order to tension the film.

2. The width measuring device applied to the thin film according to claim 1, wherein the frame comprises a first baffle plate, a second baffle plate, a protection plate and a base, the first baffle plate and the second baffle plate are symmetrically arranged on two sides of the base, two sides of the protection plate are respectively connected with the first baffle plate and the second baffle plate, the first baffle plate, the second baffle plate and the protection plate are all connected with the base, and the camera is arranged on the base.

3. The width measuring device applied to the thin film as set forth in claim 2, wherein the shielding plate is a transparent plate.

4. The width measuring device applied to the thin film as recited in claim 2, wherein the base, the protective plate, the first baffle plate and the second baffle plate cooperate to form a protective cavity, and the camera is disposed in the protective cavity.

5. The width measuring device applied to a thin film as set forth in claim 2, wherein the first barrier is provided with a first connecting block, the second barrier is provided with a second connecting block, one end of the guide roller is connected with the first connecting block, and the other end of the guide roller is connected with the second connecting block.

6. The width measuring device applied to the thin film as set forth in claim 1, wherein the camera is provided in plurality.

7. The width measuring device applied to the thin film as set forth in claim 1, wherein the light source unit is disposed at both sides of the frame.

8. The width measuring device applied to the thin film as set forth in claim 7, wherein a plurality of the light source units are provided.