CN211160758U - Empty bottle appearance detection device - Google Patents

Abstract

The utility model discloses an empty bottle appearance detection device, which comprises a bottle side detection unit and a bottle bottom detection unit; the bottle side detection unit comprises a bottle side detection platform, a bottle side detection flash lamp, a bottle side detection reflector group and a bottle side detection camera, wherein the length direction of the bottle side detection platform is parallel to the thickness direction of a bottle to be detected, the bottle side detection platform is arranged right in front of the bottle to be detected and is provided with a through hole, a lens of the bottle side detection camera is upwards fixedly installed below the through hole, and the bottle side detection reflector group reflects a bottle side image to the bottle side detection camera. The utility model discloses empty bottle outward appearance detection device utilizes bottle side detecting element and bottle bottom detecting element to shoot respectively the bottle side and the bottle bottom of the bottle that awaits measuring, compares shooting image and standard image, replaces the manual work to judge whether the bottle that awaits measuring is qualified; the efficiency of detection work has not only been improved, has more improved the quality of detection work.

Description

Empty bottle appearance detection device

Technical Field

The utility model relates to a pharmaceutical machinery equipment field specifically is an empty bottle outward appearance detection device for bottle blowing machine.

Background

The bottle blowing at the bottle blowing position in the plastic bottle workshop is unqualified, namely, the bottle body black points, the accumulated materials at the bottom of the bottle, the gap at the bottom of the bottle and no hanging ring are manually selected at present, the requirement on the quality of personnel is high, and the unqualified products flow into the next procedure if the responsibility of the personnel is not strong.

And the unqualified flow of manually selecting and blowing bottles at the bottle blowing station comprises the process of conveying bottles to a filling and sealing synchronous finger by a bottle conveying finger, rotating a filling and sealing synchronous chain wheel clockwise and conveying the bottles to filling equipment. Mirror surface boards are installed below the encapsulation synchronous fingers, and personnel can visually select the bottle bottoms and bottle blowing to be unqualified.

Although the bottle blowing is unqualified by manual selection, the bottle blowing can not be completely selected. Resulting in defective products flowing into the next process. A burden is imposed on the post-process. Bringing quality risks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an empty bottle appearance detection device which has novel and unique structure and convenient use and can automatically detect empty bottles; the specific technical scheme is as follows:

an empty bottle appearance detection device comprises a bottle side detection unit and a bottle bottom detection unit; the bottle side detection unit comprises a bottle side detection platform, a bottle side detection flash lamp, a bottle side detection reflector group and a bottle side detection camera, wherein the length direction of the bottle side detection platform is parallel to the thickness direction of a bottle to be detected, the bottle side detection platform is arranged right in front of the bottle to be detected and is provided with a through hole, a lens of the bottle side detection camera is upwards fixedly installed below the through hole, and the bottle side detection reflector group reflects a bottle side image to the bottle side detection camera.

Further, the bottle side detection flash lamp is arranged on the left side or the right side of the bottle to be detected; the bottle side detection flash lamp covers one side of the bottle to be detected, which faces the bottle side detection flash lamp.

Further, the bottle side detection reflector group consists of a first reflector, a second reflector and a third reflector; the first reflector faces the bottle to be detected, and an included angle between the first reflector and the width direction of the bottle to be detected is larger than 75 degrees; the second reflector faces away from the bottle to be detected, and an included angle between the second reflector and the width direction of the bottle to be detected is 45 degrees; the third reflector faces the second reflector, and an included angle between the third reflector and the top surface of the bottle side detection platform is 45 degrees.

Further, the bottle bottom detection unit comprises a bottle bottom detection platform, a bottle bottom reflector lamp and a bottle bottom detection camera; the length direction of the bottle bottom detection platform is parallel to the thickness direction of a bottle to be detected, the bottle bottom detection platform is arranged below the bottle to be detected, a lens of the bottle bottom detection camera is upwards fixedly installed below the through hole, and the bottle bottom reflector lamp faces the top surface of the bottle bottom detection platform and forms an included angle with the top surface of the bottle bottom detection platform between 40 degrees and 60 degrees.

The utility model discloses empty bottle outward appearance detection device utilizes bottle side detecting element and bottle bottom detecting element to shoot respectively the bottle side and the bottle bottom of the bottle that awaits measuring, compares shooting image and standard image, replaces the manual work to judge whether the bottle that awaits measuring is qualified; the efficiency of detection work has not only been improved, has more improved the quality of detection work.

Drawings

FIG. 1 is a schematic view of a jaw structure;

FIG. 2 is a schematic diagram of the structure of a bottle side detection unit of the empty bottle appearance detection device of the present invention;

FIG. 3 is a schematic view of the structure of the bottle bottom detection unit of the empty bottle appearance detection device of the present invention;

FIG. 4 is a schematic view of the structure of the waste bottle rejecting unit of the empty bottle appearance detecting device of the present invention;

fig. 5 is the structure diagram of the bottle side detecting unit of the empty bottle appearance detecting device of the utility model.

In the figure: 101. a fixed jaw; 102. a movable jaw; 103. a jaw shaft fixing seat; 104. a spring; 105. a roller; 106. a movable claw connecting rod; 201. a bottle to be tested; 202. a bottle side detection platform; 203. a side detection camera; 204. a bottle side detection flash lamp; 205. a first reflective mirror; 206. a second reflective mirror; 207. a third reflective mirror; 301. a bottle bottom detection platform; 302. a bottle bottom detection camera; 303. a bottle bottom reflector lamp; 401. Removing the air cylinder; 402. a piston rod; 403. pushing the plate; 404. a tracheal tube interface; 405. fixing a column; 406. a fixed seat.

Detailed Description

The present invention will be more fully described with reference to the following examples. The present invention may be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1, the bottles to be inspected are usually gripped by fingers fixed under chains, and are driven by the chains from one station to the next. The fingers comprise fixed claws 101, movable claws 102 and claw shaft fixing seats 103; the top surface of the claw shaft fixing seat 103 is provided with a threaded hole and is fixed on the chain through a screw. The fixed claw 101 is fixed at the lower terminal surface of jack catch axle fixing base 103, and the movable claw 102 top surface is provided with the pivot, and the pivot inserts the pivot hole of jack catch axle fixing base 103 from the bottom, can set up the snap ring at the top of pivot and avoid the pivot to drop. The movable claw 102 and the fixed claw 101 are provided with springs 104 at their tails, and the opening at the front end of the finger is clamped by the spring 104. A movable claw connecting rod 106 is arranged at the tail part of the movable claw 102; a roller 105 is provided at the end of the movable jaw link 106. When the fingers move to the bottle-releasing position along with the chain, the cam on the rack can squeeze the roller 105 in the finger moving process, and the fingers are opened to make the bottle to be detected fall off.

The empty bottle appearance detection device in the embodiment is the same as manual detection equipment, and is provided with a rack, a chain wheel, a chain and other transmission mechanisms, and a P L C or an industrial personal computer as a control unit.

As shown in fig. 2, the bottle side detection unit includes a bottle side detection platform 202, a bottle side detection flash 204, a bottle side detection mirror group, and a bottle side detection camera. The length direction of the bottle side detection platform 202 is parallel to the thickness direction of the bottle 201 to be detected, so that the wide surface of the bottle 201 to be detected faces the front or the back respectively; perpendicular to the length of the bottle side inspection platform 202. The bottle side detection flash lamp 204 can irradiate the left side surface of the bottle 201 to be detected from the left side, and can also irradiate the right side surface of the bottle 201 to be detected from the right side; alternatively, as shown in fig. 5, the bottle side detection flash lamps 204 are provided on both the left and right sides of the bottle 201 to be tested. In fig. 5, the left and right detection units are close together, and the mirror and the camera lens in the middle can be shared.

Bottle side testing platform is in be provided with the through-hole in the bottle dead ahead that awaits measuring, the camera lens of bottle side detection camera 203 up fixed mounting be in the through-hole below, the bottle side detection speculum group is with the bottle side image reflection of the bottle 201 that awaits measuring to bottle side detection camera 203.

The light of the left bottle side detection flash lamp 204 covers the left side of the bottle 201 to be detected; the light of the right bottle side detection flash 204 should cover the right side of the bottle 201 to be tested. The light of the flash lamp is prevented from being shielded by other infusion bottles in front and at the back, and a shadow is formed on the side surface of the bottle 201 to be detected.

The bottle side detection reflector group consists of a first reflector 205, a second reflector 206 and a third reflector 207; the first reflective mirror 205 faces the bottle 201 to be tested, and an included angle between the first reflective mirror 205 and the width direction of the bottle 201 to be tested is larger than 75 degrees; the second reflective mirror 206 faces away from the bottle 201 to be tested, the included angle between the second reflective mirror and the width direction of the bottle to be tested is about 45 degrees, and the angle deviation is not more than plus or minus 5 degrees; the third reflective mirror 207 faces the second reflective mirror, and forms an angle of about 45 degrees with the top surface of the bottle side detection platform, and the angle deviation is not more than plus or minus 5 degrees. The purpose of each angle adjustment is to enable light emitted by the bottle side detection flash lamp 204 to be reflected by the left side surface of the bottle 201 to be detected, and then reflected to the second reflective mirror 206 through the first reflective mirror 205; then reflected downwards by a second reflector 206 and can enter the bottle side detection camera 203 along the central axis direction; to obtain a sharp image.

In order to detect the cleaning quality of the bottle bottom, a bottle bottom detection unit is also arranged as shown in fig. 3. The bottle bottom detection unit comprises a bottle bottom detection platform 301, a bottle bottom reflector lamp 303 and a bottle bottom detection camera 302; bottle end testing platform 301 length direction is parallel with the thickness direction of the bottle 201 that awaits measuring, and bottle end testing platform 301 is in the bottle 201 below that awaits measuring is provided with the through-hole, the camera lens of bottle end detection camera 302 fixed mounting up is in the through-hole below, the reflector lamp 303 is towards bottle end testing platform 301 top surface at the bottom of the bottle, and is at 40 to 60 degrees with bottle end testing platform top surface contained angle. The light emitted by the bottle bottom reflector lamp 303 is reflected by the top surface of the bottle bottom detection platform 301 and then emitted to the bottle bottom of the bottle 201 to be detected; reflected by the bottom of the bottle and enters the bottom detection camera 302. The bottle bottom detection camera 302 should be kept a sufficient distance from the bottom of the bottle 201 to be tested so that the bottle bottom detection camera 302 can take a complete picture of the bottom of the bottle.

Clean bottle bottom and side images are stored in the system and are used for comparing with pictures shot in production; when the picture does not correspond to the clean picture, the unclean bottle 201 to be tested is rejected by the rejecting device. Image comparison uses the prior art.

As shown in fig. 4, the removing device comprises a removing cylinder 401, a push plate 403 and a fixed seat 406; the fixed seat 406 is fixed on the frame, and the upper end of the push plate 403 is bent or bended forwards; the front edge extending forwards is used for pushing the shoulder of the infusion bottle to remove the infusion bottle. The two air pipe ports 404 of the rejection cylinder 401 are connected with an air source (not shown) through control valves (not shown). Because the transmission speed of the conveyor belt is known, after the system judges that the shot bottle 201 to be detected is not clean, the piston rod 402 of the removing cylinder 401 can be controlled to drive the push plate 403 according to the speed of the bottle 201 to be detected, the distance between the removing cylinder 401 and the removing action time, and the like, the shoulder of the infusion bottle is pushed by the front edge of the push plate 403, so that the infusion bottle is inclined forwards under the impact of the push plate 403, and the clamping jaw is quickly opened by the bottleneck of the infusion bottle and separated from the clamping jaw.

The removing cylinder 401 can be directly fixed on the fixed seat 406; or fixed on the fixed seat 406 through the fixed column 405. The fixed column 405 is used for fixing, so that the position of the front edge of the push plate 403 can be conveniently adjusted, and the removal operation and debugging are simpler.

The above examples are only for illustrating the present invention, and besides, there are many different embodiments, which can be conceived by those skilled in the art after understanding the idea of the present invention, and therefore, they are not listed here.

Claims (4)

1. An empty bottle appearance detection device comprises a bottle side detection unit and a bottle bottom detection unit; the bottle side detection unit comprises a bottle side detection platform, a bottle side detection flash lamp, a bottle side detection reflector group and a bottle side detection camera, the length direction of the bottle side detection platform is parallel to the thickness direction of a bottle to be detected, the bottle side detection platform is arranged right in front of the bottle to be detected, a through hole is formed in the through hole, a lens of the bottle side detection camera is fixedly installed upwards below the through hole, and the bottle side detection reflector group reflects a bottle side image to the bottle side detection camera.

2. The empty bottle appearance inspection device according to claim 1, wherein the bottle side inspection flash is provided on the left or right side of the bottle to be inspected; the bottle side detection flash lamp covers one side of the bottle to be detected, which faces the bottle side detection flash lamp.

3. The empty bottle appearance detecting device according to claim 1, wherein the bottle side detecting mirror group is composed of a first mirror, a second mirror, and a third mirror; the first reflector faces the bottle to be detected, and an included angle between the first reflector and the width direction of the bottle to be detected is larger than 75 degrees; the second reflector faces away from the bottle to be detected, and an included angle between the second reflector and the width direction of the bottle to be detected is 45 degrees; the third reflector faces the second reflector, and an included angle between the third reflector and the top surface of the bottle side detection platform is 45 degrees.

4. The empty bottle appearance detecting device according to claim 1, wherein the bottle bottom detecting unit comprises a bottle bottom detecting platform, a bottle bottom reflector lamp and a bottle bottom detecting camera; the length direction of the bottle bottom detection platform is parallel to the thickness direction of a bottle to be detected, the bottle bottom detection platform is arranged below the bottle to be detected, a lens of the bottle bottom detection camera is upwards fixedly installed below the through hole, and the bottle bottom reflector lamp faces the top surface of the bottle bottom detection platform and forms an included angle with the top surface of the bottle bottom detection platform between 40 degrees and 60 degrees.

Images