CN109946316B

CN109946316B - A detection device for automatically turning over the surface of the middle of a scarf

Info

Publication number: CN109946316B
Application number: CN201910222614.7A
Authority: CN
Inventors: 张渊博; 郭忠峰; 秦智超; 王婷婷; 杨林
Original assignee: Shenyang University of Technology
Current assignee: Shenyang University of Technology
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2021-08-24
Anticipated expiration: 2039-03-22
Also published as: CN109946316A

Abstract

The invention belongs to the field of textile machinery and equipment, and relates to an automatic inversion surface detection device for the middle part of a scarf, which can automatically detect the upper and lower surfaces of the scarf by means of machine vision. The device includes a darkroom module, a visual inspection module, a bottom turning shaft module, a top turning shaft module, and a conveying module, and is characterized in that: the darkroom protection module provides a closed darkroom environment and supports the scarf turning mechanism inside the darkroom, so The above-mentioned visual inspection module mainly performs visual inspection on the scarf that has been cut in the previous step. The bottom inversion axis module and the top inversion axis module cooperate with each other to complete the inversion of the scarf. The main function of the conveying module is to realize the scarf. transmission. The invention overcomes the defects of the existing manual detection of the upper and lower surfaces of the scarf, which requires high detection experience for workers, occupies a lot of labor, low detection efficiency and detection deviation, greatly reduces the number of workers, and reduces production costs. The automation is realized, and the quality detection efficiency and accuracy of the upper and lower surfaces of the scarf are improved.

Description

Automatic surface detection device that overturns in scarf middle part

Technical Field

The invention belongs to the field of textile machinery, relates to a scarf upper and lower surface quality detection device, and particularly relates to a scarf middle automatic overturning surface detection device capable of automatically detecting scarf upper and lower surface quality by means of machine vision.

Background

The scarf is an indispensable consumer product in daily life, the production of the scarf is also changed from initial manual processing to the current automatic production line processing, the surface quality detection is an important link in the automatic production process, and the quality detection is required if the produced scarf is changed into a commodity required by people. The traditional quality detection needs experienced workers to judge whether a product is qualified or not by observing the surface of the scarf through naked eyes, and has the defects that the workers are required to have detection experience, a large amount of labor is occupied, the manual turnover efficiency of the scarf by the workers is low, and the detection deviation caused by human factors exists, so that an efficient device capable of automatically detecting the quality of the upper surface and the lower surface of the scarf is urgently needed in the market.

Disclosure of Invention

OBJECT OF THE INVENTION

The automatic scarf middle part overturning detection machine overcomes the defects that manual detection of the upper surface and the lower surface of the existing scarf occupies more labor force, is low in detection efficiency and has detection deviation, completes surface quality detection of the front side and the back side of the scarf by means of related working modules, greatly reduces the number of workers, reduces production cost, realizes automation of the whole overturning and detection processes, and improves the efficiency and the accuracy of surface quality detection.

Technical solution of the invention (i.e. summary of the invention)

The invention is mainly used for automatically detecting the quality of the upper surface and the lower surface of a scarf, and provides a scarf middle part automatic overturning surface detection device.

The technical scheme of the invention is that the cut scarf is conveyed, visually detected, turned over and the like by means of an automatic technology to realize the quality detection of the upper surface and the lower surface of the scarf, and the scarf turning device mainly comprises five parts, namely a darkroom module, a visual detection module, a bottom turning shaft module, a top turning shaft module and a conveying module; the darkroom module comprises: look ahead observation window, darkroom gate, look sideways at observation window, side protection wall, top protection wall, the visual detection module includes: the device comprises front supporting legs, a top cover, rear supporting legs, a top cover bracket, a lighting lamp tube and a high-definition industrial camera; the bottom trip shaft module includes: the left guide rail comprises a left slide rail bottom plate, a left guide rail strip I, a left guide rail slider base I, a bottom overturning shaft, a left lead screw guide rail, a left lead screw motor, a left guide rail strip II, a left guide rail slider base II, a left guide rail slider II, a left lifting guide rail strip I, a left lead screw end, a left lifting guide rail strip II, a left bottom overturning shaft fixing base, a left bottom overturning shaft motor, a left bottom overturning shaft gear and a left bottom overturning shaft rack; the top trip shaft module includes: the lifting guide rail device comprises a right slide rail base plate, a right guide rail strip I, a top turnover shaft, a right guide rail slider base I, a right guide rail slider I, a right screw guide rail, a right guide rail strip II, a right guide rail slider base II, a right screw motor, a right lifting guide rail strip I, a right top turnover shaft gear, a right top turnover shaft rack, a right top turnover shaft motor, a right top turnover shaft fixing base, a right screw end and a right lifting guide rail strip I; the transport module includes: the conveying crawler belt, the crawler belt fixing base, the crawler belt connecting fixing base, the support and the crawler belt connecting turning shaft groove.

The whole connection relationship is as follows: the darkroom module is fixed on the ground and positioned in the central area of the whole device, supports the visual detection module, the bottom overturning shaft module and the top overturning shaft module and provides a proper visual environment for scarf surface image acquisition; the conveying module consists of two sections of belt conveyors and is fixed on the ground, and the conveying crawler passes through the reserved notch of the darkroom and is equal to the distance between the conveying crawler and the two sides of the front wall and the rear wall of the darkroom module; the visual detection module is positioned in the darkroom module and is positioned right above the conveying module in the darkroom; the bottom turnover shaft module and the top turnover shaft module are both positioned in the darkroom, and the initial position of the bottom turnover shaft module is positioned at the joint of the two sections of belt conveyors; the initial position of the top turnover shaft module and the bottom turnover shaft module deviate from a certain distance in the horizontal and vertical directions, so that the interference caused by the action in the turnover process is avoided.

The darkroom module mainly has the functions of providing a closed darkroom environment, fixing the visual detection module and supporting the scarf overturning mechanism in the darkroom.

The visual detection module mainly performs visual detection on the surface quality of the scarf, each set of visual detection system comprises two high-definition industrial cameras and four lighting lamp tubes for providing light sources, and the surface quality of the scarf can be detected to the maximum extent through the two sets of visual systems arranged in front and at the back.

The bottom overturning shaft module and the top overturning shaft module mainly finish overturning work of the scarf, the two overturning shafts are fixed on the sliding guide rails on the two sides, and the scarf is integrally overturned for 180 degrees through the motion matching of the two overturning shafts, so that whether quality defects exist on the upper surface and the lower surface of the scarf is detected.

The conveying module has the main function of conveying the scarf, and the scarf is transferred from the previous processing link to the next processing link through the movement of the belt.

The invention detects the quality of the upper surface and the lower surface of the whole scarf by means of five component modules.

ADVANTAGEOUS EFFECTS OF INVENTION

The invention solves the defects brought by manual detection of the surface quality of the prior scarf, and designs the automatic overturning surface detection device for the middle part of the scarf, which adopts a modular design idea and is divided into five working modules according to different working tasks: darkroom module, visual detection module, bottom upset axle module, top upset axle module, transport module for the maintenance or the change efficiency of module can be guaranteed.

The bottom overturning shaft module and the top overturning shaft module are matched, overturning of the scarf can be quickly achieved (about 10 seconds), the visual detection module is matched, the scarf overturning device greatly improves the upper surface and lower surface detection efficiency of the scarf while replacing manual detection, reduces the production cost, and has good flexibility and detection precision.

Description of the drawings:

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a side view of a darkroom module according to the present invention;

FIG. 3 is a side view of a vision inspection module of the present invention;

FIG. 4 is a magnified view of a portion of a photograph taken by the vision inspection module of the present invention;

FIG. 5 is a side view of the photographing range of the vision inspection module according to the present invention;

FIG. 6 is a side view of a bottom tumble shaft module of the present invention;

FIG. 7 is an enlarged view of the bottom tumble shaft module motion mechanism of the present invention;

FIG. 8 is a side view of the top trip shaft module of the present invention;

FIG. 9 is an enlarged view of the top tumble shaft module motion mechanism of the present invention;

FIG. 10 is a view showing the position of the flip shaft and scarf of the invention;

FIG. 11 is an isometric view of a delivery module of the present invention;

the high-definition industrial camera comprises a 001 scarf, a 002 high-definition industrial camera shooting range line, a 100 darkroom module, a 200 visual detection module, a 300 bottom turnover shaft module, a 400 top turnover shaft module, a 500 conveying module, a 101 front-view observation window, a 102 darkroom door, a 103 side-view observation window, a 104 side-view protection wall, a 105 top protection wall, a 201 front support leg, a 202 top cover, a 203 rear support leg, a 204 top cover support, a 205 high-definition industrial camera, a 206 lighting lamp tube, a 301 left sliding rail bottom plate, a 302 left guide rail I, a 303 left guide rail sliding block I, a 304 left guide rail sliding block base I, a 305 bottom turnover shaft, a 306 left guide rail, a 307 left lead screw motor, a 308 left guide rail II, a 309 left guide rail sliding block base II, a 310 left guide rail sliding block II, a 311 left lifting guide rail I, a 312 left lead screw end, a 313 left lifting guide rail II, a 311 left lifting guide rail I, a left lifting guide rail II, 314. The left and right guide rail blocks are arranged on the left and right guide rail base, the right guide rail block base is arranged on the right guide rail block base, the left and right guide rail block base is arranged on the left and right guide rail block base, the left and right guide rail block base is arranged on the right guide rail block base, the right guide rail block base is arranged on the left and.

Detailed Description

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, the scarf middle automatic overturning surface detecting device comprises a darkroom module 100, a visual detection module 200, a bottom overturning shaft module 300, a top overturning shaft module 400 and a conveying module 500. The front-view observation window 101 is positioned at the entering position of the conveying track 501, the darkroom door 102 and the side-view observation window 103 are installed on the side-face protection wall 104, the top protection wall 105 is positioned at the upper part and seals the whole turnover mechanism, the front supporting leg 201 and the rear supporting leg 203 fix the top cover 202 through welding, the lighting lamp tube 206 is dispersed at the lower part of the top cover bracket 204 and fixed through bolts, the high-definition industrial camera 205 is fixed at the middle part of the beam of the top cover bracket 204 through a buckle lock, the left slide rail base plate 301 is welded at the left side of the conveying track 501 through the front supporting leg 201 and the rear supporting leg 203, the left guide rail strip I302 and the left guide rail strip II 308 are fixed at the upper and lower side edges of the left slide rail base plate 301 through bolts, the left guide rail slider I303 and the left guide rail slider II 310 are respectively fixed through bolts of the left lifting guide rail strip I311 and the left lifting guide rail strip II 313 by the left guide rail slider I304 and the left guide rail slider II 309, further connected with a left lifting guide rail bar I311, a left lifting guide rail bar II 313 and a left bottom trip shaft rack bar 317, a left bottom trip shaft fixing base 314 is fixedly connected with a left bottom trip shaft motor 315 through bolts, a left bottom trip shaft gear 316 is meshed with the left bottom trip shaft rack bar 317, a bottom trip shaft 305 is welded at the lower part of the left bottom trip shaft fixing base 314 and the left bottom trip shaft motor 315, a right guide rail bar I402 and a right guide rail bar II 407 are fixed at the upper and lower side edges of the right slide rail base plate 401 through bolts, a right guide rail slider I405 and a right guide rail slider II 408 are respectively connected with a right guide rail slider base I404 and a right guide rail slider base II 409 through bolts to further connect a right lifting guide rail bar I411, a right lifting guide rail bar II 417 and a right top trip shaft rack bar 412, a right top trip shaft fixing base 415 is fixedly connected with a right top trip shaft motor 414 through bolts, the right top trip shaft gear 412 is meshed with the right top trip shaft rack 413, the top trip shaft 403 is welded to the lower portions of the right top trip shaft fixing base 415 and the right top trip shaft motor 414, the twelve supports 504 and the six crawler belt fixing bases 502 form six groups of supporting mechanisms to support the conveying crawler belts 501, and the crawler belt connecting fixing base 503 and the crawler belt connecting trip shaft groove 505 play a role in transition in the two groups of conveying crawler belts 501.

When the device works, firstly, the cut scarves are conveyed into the darkroom protection module 100 by the conveying crawler belt 501, when the central line position of the scarves moves to exceed the crawler belt connecting turnover shaft groove 505, the conveying crawler belt 501 stops moving, at the moment, the high-definition industrial camera 205 takes pictures to collect the upper surface information of the scarves, the bottom turnover shaft 305 is positioned in the crawler belt connecting turnover shaft groove 505 and is positioned below the scarves, the top turnover shaft 403 is positioned at the left side of the bottom turnover shaft 305 above the scarves, the right top turnover shaft motor 414 drives the right top turnover shaft gear 412 to press the top turnover shaft 403 to the upper parts of the scarves through the meshing motion with the gear rack of the right top turnover shaft rack 413, at the moment, the left bottom turnover shaft motor 315 drives the left bottom turnover shaft gear 316 to lift the bottom turnover shaft 305 through the meshing with the gear rack of the left bottom turnover shaft rack 317, the lifting height of the bottom turnover shaft module is 100mm each time, then the bottom overturning shaft 305 drives the scarf to move backwards to a position above the edge of the scarf and move downwards to compress the scarf, the overturning shaft of the top overturning shaft module is lifted to 100mm at each time, the overturning shaft 403 of the top part is lifted to drive the part of the scarf which is not overturned to move forwards to complete the complete overturning of the scarf, the overturning shaft 305 of the bottom part is lifted, then the high definition industrial camera 205 takes pictures again to collect the back quality information of the scarf, after the pictures are taken, the conveying track 501 drives the scarf to move to the next station, and the overturning shaft 305 of the bottom part and the overturning shaft 403 of the top part return to the initial position.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. an automatic inversion surface detection device in the middle of a scarf, comprising a darkroom module, a visual detection module, a bottom inversion axis module, a top inversion axis module, a conveying module, it is characterized in that: the darkroom module comprises: a front-view observation window, a darkroom door , side view observation window, side protection wall, top protection wall, the visual detection module includes: front support legs, top cover, rear support legs, top cover brackets, lighting tubes, high-definition industrial cameras; the bottom flip The axis module includes: left rail bottom plate, left rail strip one, left rail slider one, left rail slider base one, bottom flip shaft, left screw guide rail, left screw motor, left rail strip two, left rail slide Block base two, left rail slider two, left lift rail strip one, left screw end, left lift rail strip two, left bottom flip shaft fixed base, left bottom flip shaft motor, left bottom flip shaft gear, left Bottom flip shaft rack; the top flip shaft module includes: right slide rail bottom plate, right rail strip 1, top flip shaft, right rail slider base 1, right rail slider 1, right screw guide rail, right rail strip 2. Right rail slider 2, right rail slider base 2, right screw motor, right lift rail strip 1, right top flip shaft gear, right top flip shaft rack, right top flip shaft motor, right top flip shaft Fixed base, right screw end, right lifting guide rail 2; the conveying module includes: conveying crawler, crawler fixing base, crawler connection fixing base, bracket, crawler connection turning shaft slot;

The darkroom module is fixed on the ground and is located in the central area of the entire device, providing support for the visual inspection module, the bottom flipping axis module and the top flipping axis module, and provides a suitable visual environment for the image acquisition of the scarf surface; the conveying module is composed of two belt conveyors , fixed on the ground, and the conveyor belt passes through the reserved slot in the darkroom, and the distance between the front and rear walls of the darkroom module is equal; the visual detection module is located inside the darkroom module, and is directly above the conveying module in the darkroom; the bottom flipping axis module and the top flipping The axis modules are all located in the dark room;

The front viewing window is in the feeding track entry position, the dark room door and the side viewing window are installed on the side protection wall, the top protection wall is located in the upper part to close the whole turning mechanism, the front support legs and the rear support legs are fixed by welding to fix the top cover , the lighting tubes are scattered in the lower part of the top cover bracket and fixed by bolts, the high-definition industrial camera is fixed in the middle of the top cover bracket beam through the lock, and the left slide rail bottom plate is welded with the front support leg and the rear support leg on the left side of the conveyor track. The left rail strip 1 and the left rail strip 2 are fixed on the upper and lower sides of the left rail bottom plate by bolts. The left rail slider 1 and the left rail slider 2 are respectively supported by the left rail slider base 1 and left rail slider base The second is fixedly connected with the left lifting rail strip 1 and the left lifting rail strip 2, and then connected with the left lifting rail strip 1, the left lifting rail strip 2 and the left bottom turning shaft rack, and the left bottom turning shaft fixing base and the left bottom turning over The shaft motor is fixedly connected by bolts, the left bottom turning shaft gear meshes with the left bottom turning shaft rack, the bottom turning shaft is welded on the left bottom turning shaft fixing base and the lower part of the left bottom turning shaft motor, right rail strip 1 and right rail strip The second is fixed on the upper and lower sides of the right slide rail base plate by bolts, and the right rail slider 1 and the right rail slider 2 are respectively connected by the right rail slider base 1 and the right rail slider base 2 through bolts, and then connected to the right lift The first guide rail, the second right lifting guide rail and the right top flipping shaft rack, the right top flipping shaft fixing base and the right top flipping shaft motor are fixedly connected by bolts, the right top flipping shaft gear meshes with the right top flipping shaft rack, the top The turning shaft is welded on the lower part of the right top turning shaft fixing base and the right top turning shaft motor. Twelve brackets and six crawler fixing bases form six groups of support mechanisms, which support the conveying crawler, the crawler connecting the fixing base and the The track connection turning shaft slot plays a transitional role in the two sets of conveyor tracks; the bottom turning shaft is located in the track connecting turning shaft slot and below the scarf, and the top turning shaft is located on the left side of the bottom turning shaft above the scarf.

2 . The automatic inversion surface detection device in the middle of a scarf according to claim 1 , wherein the height of the bottom inversion shaft of the bottom inversion shaft module is 100 mm each time it is lifted. 3 .

3 . The automatic inversion surface detection device in the middle of the scarf according to claim 1 , wherein the height of the top inversion shaft of the top inversion shaft module is 100 mm each time it is lifted. 4 .

4 . The automatic inversion surface detection device in the middle of a scarf according to claim 1 , wherein when the scarf stops on the crawler belt inversion shaft groove, the position of the center line of the scarf exceeds the crawler belt connection inversion shaft groove. 5 .