阅读说明：本技术 一种图像采集装置及快件分拣设备 (Image acquisition device and express mail letter sorting equipment ) 是由 刘燕宁 王春涛 丛强滋 陶鹏 朱振宇 彭远斌 于 2018-07-13 设计创作，主要内容包括：本发明涉及扫描装置领域,具体公开了一种图像采集装置和快件分拣设备,该图像采集装置包括：传送台、第一图像采集机构、第二图像采集机构以及第三图像采集机构；传送台用于传送物品；第一图像采集机构、第二图像采集机构以及第三图像采集机构用于采集位于传送台的设定检测区域内的物品的图像,第一图像采集机构位于设定检测区域的上方,沿传送台的宽度方向,第二图像采集机构位于传送台的第一侧,第三图像采集机构位于传送台的第二侧；且沿物品的传送方向,第二图像采集机构位于第三图像采集机构的上游。本发明提供的图像采集装置可以自动获取物品侧面的图像,提高了工作效率；快件分拣设备包括上述图像采集装置。(The invention relates to the field of scanning devices, and particularly discloses an image acquisition device and express sorting equipment, wherein the image acquisition device comprises: the system comprises a conveying table, a first image acquisition mechanism, a second image acquisition mechanism and a third image acquisition mechanism; the conveying table is used for conveying the articles; the first image acquisition mechanism, the second image acquisition mechanism and the third image acquisition mechanism are used for acquiring images of articles in a set detection area of the conveying table, the first image acquisition mechanism is positioned above the set detection area and along the width direction of the conveying table, the second image acquisition mechanism is positioned on the first side of the conveying table, and the third image acquisition mechanism is positioned on the second side of the conveying table; and the second image capturing mechanism is located upstream of the third image capturing mechanism in the conveying direction of the article. The image acquisition device provided by the invention can automatically acquire the image of the side surface of the article, so that the working efficiency is improved; express mail letter sorting equipment includes above-mentioned image acquisition device.)

1. An image acquisition apparatus, comprising: the system comprises a conveying table (1), a first image acquisition mechanism (2), a second image acquisition mechanism (3) and a third image acquisition mechanism (4);

the conveying table (1) is used for conveying articles; the first image acquisition mechanism (2), the second image acquisition mechanism (3) and the third image acquisition mechanism (4) are used for acquiring images of the articles in a set detection area of the conveying table (1), wherein the first image acquisition mechanism (2) is positioned above the set detection area and along the width direction of the conveying table (1), the second image acquisition mechanism (3) is positioned on the first side of the conveying table (1), and the third image acquisition mechanism (4) is positioned on the second side of the conveying table (1);

and the second image acquisition mechanism (3) is located upstream of the third image acquisition mechanism (4) in the conveying direction of the articles.

2. The image acquisition device according to claim 1, characterized in that it further comprises a fourth image acquisition mechanism (5);

the edge the width direction of conveying platform (1), fourth image acquisition mechanism (5) are located the first side of conveying platform (1), and follow the direction of transfer of article, fourth image acquisition mechanism (5) are located the low reaches of second image acquisition mechanism (3).

3. The image acquisition device according to claim 2, characterized in that it further comprises a fifth image acquisition mechanism (6);

the fourth image acquisition mechanism (5) is positioned on the second side of the conveying table (1) along the width direction of the conveying table (1); and the fifth image acquisition mechanism (6) is located upstream of the third image acquisition mechanism (4) in the conveying direction of the articles.

4. The image acquisition device according to claim 1, characterized in that the first image acquisition mechanism (2) comprises a first camera (21) and a first mirror (22) arranged at a distance from the first camera (21), and when the transfer table (1) transfers the object into the set detection area, light reflected by the object can be reflected back to the first camera (21) via the first mirror (22).

5. The image acquisition device according to claim 3, characterized in that said second image acquisition means (3), said third image acquisition means (4), said fourth image acquisition means (5) and said fifth image acquisition means (6) each comprise a second camera and a second mirror; the second camera of the second image acquisition mechanism (3) and the second camera of the fourth image acquisition mechanism (5) are arranged adjacently and are positioned between the second reflector of the second image acquisition mechanism (3) and the second reflector of the fourth image acquisition mechanism (5); the second reflector of the third image acquisition mechanism (4) and the second reflector of the fifth image acquisition mechanism (6) are adjacently arranged and are both positioned between the second camera of the third image acquisition mechanism (4) and the second camera of the fifth image acquisition mechanism (6).

6. The image acquisition device according to claim 3, characterized in that said second image acquisition means (3), said third image acquisition means (4), said fourth image acquisition means (5) and said fifth image acquisition means (6) each comprise a second camera and a second mirror; the second camera of the second image acquisition mechanism (3) and the second camera of the fourth image acquisition mechanism (5) are arranged adjacently and are positioned between the second reflector of the second image acquisition mechanism (3) and the second reflector of the fourth image acquisition mechanism (5); the second camera of the third image acquisition mechanism (4) and the second camera of the fifth image acquisition mechanism (6) are arranged adjacently and are both positioned between the second reflector of the third image acquisition mechanism (4) and the second reflector of the fifth image acquisition mechanism (6).

7. The image capturing device according to claim 5 or 6, characterized in that the image capturing device further comprises a frame (7), wherein the frame (7) comprises four first vertical beams (71) located on a first side of the transport table (1) and four second vertical beams (72) located on a second side of the transport table (1) along a width direction of the transport table (1), wherein the four first vertical beams (71) and the four second vertical beams (72) are all arranged at intervals along a transport direction of an article, wherein the second camera and the second mirror of the second image capturing mechanism (3) and the second camera and the second mirror of the fourth image capturing mechanism (5) are respectively mounted on the four first vertical beams (71), wherein the second camera and the second mirror of the third image capturing mechanism (4) and the second camera and the second mirror of the fifth image capturing mechanism (6) are respectively mounted on the four second vertical beams (72), the length direction of each of the second cameras and the length direction of each of the second reflecting mirrors extend in the vertical direction.

8. The image acquisition device according to claim 7, wherein the frame (7) further comprises a first beam (73) and a second beam (74) which are positioned above the conveying table (1) and are arranged at intervals along the conveying direction of the object, the first camera (21) of the first image acquisition mechanism (2) is arranged on the first beam (73), the first mirror (22) of the first image acquisition mechanism (2) is arranged on the second beam (74), and the length directions of the first camera (21) and the first mirror (22) are parallel to the width direction of the conveying table (1).

9. The image acquisition device according to claim 8, characterized in that the frame (7) further comprises two connecting beams (75), the length of the connecting beams (75) extending in the conveying direction of the articles, one of the connecting beams (75) being connected simultaneously with the first transverse beam (73), the second transverse beam (74) and four of the first upright beams (71), the other connecting beam (75) being connected simultaneously with the first transverse beam (73), the second transverse beam (74) and four of the second upright beams (72).

10. An express sorting device, characterized in that it comprises an image acquisition device according to any one of claims 1 to 9.

Technical Field

The invention relates to the field of scanning devices, in particular to an image acquisition device and express sorting equipment.

Background

In the express logistics industry, an express delivery distribution center needs to collect information such as weight and volume of express items, and information (information such as a single number and a destination) of each express item is associated and matched with the express item through a bar code on a bill, so that the bar code information of the express item needs to be identified when the express delivery distribution center unloads the express items, and then the collected information such as the weight and the volume of the express items is matched, so that the subsequent operations such as sorting and charging are facilitated. In order to improve the efficiency, the bar code recognition of the express is developed into a dynamic bar code scanning mode from an initial mode of scanning the bar code of the express by a manual bar code gun, a bar code scanner is arranged above a conveyor belt for conveying the express, and the bar code image information of the upper surface of the express is scanned by the bar code scanner in the process of driving the express to move by the conveyor belt.

Disclosure of Invention

The invention aims to: the utility model provides an image acquisition device and express mail letter sorting equipment to solve the express mail letter sorting equipment among the correlation technique and only can scan the upper surface of express mail, the problem that the operating efficiency is low.

In one aspect, the present invention provides an image capturing apparatus, comprising: the system comprises a conveying table, a first image acquisition mechanism, a second image acquisition mechanism and a third image acquisition mechanism;

the conveying table is used for conveying articles; the first image acquisition mechanism, the second image acquisition mechanism and the third image acquisition mechanism are used for acquiring images of the articles in a set detection area of the conveying table, wherein the first image acquisition mechanism is positioned above the set detection area and along the width direction of the conveying table, the second image acquisition mechanism is positioned on the first side of the conveying table, and the third image acquisition mechanism is positioned on the second side of the conveying table;

and the second image capturing mechanism is located upstream of the third image capturing mechanism in the conveying direction of the article.

Preferably, the image acquisition device further comprises a fourth image acquisition mechanism;

the edge the width direction of conveying platform, fourth image acquisition mechanism is located the first side of conveying platform, and follows the direction of transfer of article, fourth image acquisition mechanism is located the low reaches of second image acquisition mechanism.

Preferably, the image acquisition device further comprises a fifth image acquisition mechanism;

the fourth image acquisition mechanism is positioned on the second side of the conveying table along the width direction of the conveying table; and the fifth image capturing mechanism is located upstream of the third image capturing mechanism in the conveying direction of the article.

Preferably, the first image capturing mechanism includes a first camera and a first reflecting mirror spaced apart from the first camera, and when the conveying table conveys the object into the set detection area, light reflected by the object can be reflected back to the first camera via the first reflecting mirror.

Preferably, the second image capturing mechanism, the third image capturing mechanism, the fourth image capturing mechanism and the fifth image capturing mechanism each include a second camera and a second reflecting mirror; the second camera of the second image acquisition mechanism and the second camera of the fourth image acquisition mechanism are arranged adjacently and are positioned between the second reflector of the second image acquisition mechanism and the second reflector of the fourth image acquisition mechanism; and the second reflector of the third image acquisition mechanism and the second reflector of the fifth image acquisition mechanism are adjacently arranged and are both positioned between the second camera of the third image acquisition mechanism and the second camera of the fifth image acquisition mechanism.

Preferably, the second image capturing mechanism, the third image capturing mechanism, the fourth image capturing mechanism and the fifth image capturing mechanism each include a second camera and a second reflecting mirror; the second camera of the second image acquisition mechanism and the second camera of the fourth image acquisition mechanism are arranged adjacently and are positioned between the second reflector of the second image acquisition mechanism and the second reflector of the fourth image acquisition mechanism; the second camera of the third image acquisition mechanism and the second camera of the fifth image acquisition mechanism are arranged adjacently and are both positioned between the second reflector of the third image acquisition mechanism and the second reflector of the fifth image acquisition mechanism.

Preferably, the image capturing device further includes a frame which is provided, in a width direction of the transfer table, the frame comprises four first vertical beams positioned on the first side of the conveying platform and four second vertical beams positioned on the second side of the conveying platform, the four first vertical beams and the four second vertical beams are arranged at intervals along the conveying direction of the articles, the second camera and the second reflector of the second image acquisition mechanism and the second camera and the second reflector of the fourth image acquisition mechanism are respectively arranged on the four first vertical beams, the second camera and the second reflector of the third image acquisition mechanism and the second camera and the second reflector of the fifth image acquisition mechanism are respectively arranged on the four second vertical beams, and the length direction of each second camera and the length direction of each second reflector extend along the vertical direction.

Preferably, the frame further comprises a first cross beam and a second cross beam which are positioned above the conveying table and are arranged at intervals along the conveying direction of the articles, a first camera of the first image acquisition mechanism is arranged on the first cross beam, a first reflector of the first image acquisition mechanism is arranged on the second cross beam, and the length directions of the first camera and the first reflector are parallel to the width direction of the conveying table.

Preferably, the frame further includes two connection beams, a length of each of the connection beams extends in a conveying direction of the article, one of the connection beams is connected to the first cross beam, the second cross beam, and the four first vertical beams at the same time, and the other of the connection beams is connected to the first cross beam, the second cross beam, and the four second vertical beams at the same time.

In another aspect, the invention provides express mail sorting equipment, which comprises an image acquisition device in any one of the above schemes.

The invention has the beneficial effects that: the top surface image of the article in the set detection area is collected by the first image collecting mechanism arranged above the set detection area, whether the top surface of the article has a bar code or not can be known, image collection is carried out on the side surfaces of the article by the second image collecting mechanism and the third image collecting mechanism arranged on two sides of the width direction of the conveying table, and the second image collecting mechanism and the third image collecting mechanism are arranged at intervals in the conveying direction of the article and are respectively positioned on two sides of the set detection area, at least two side surfaces of the article can be subjected to image collection, even image collection is carried out on four side surfaces, whether the bar code exists on at least two side surfaces of the article or not can be known, and the efficiency of collecting the surface image of the article is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of an image capturing device according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first image capturing mechanism according to a first embodiment of the present invention;

fig. 3 is a schematic view of a part of a structure of an image capturing device according to a first embodiment of the present invention;

fig. 4 is a schematic view of a partial structure of an image acquisition device for acquiring an image according to a first embodiment of the present invention;

fig. 5 is a schematic structural diagram of express item sorting equipment according to an embodiment of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 5;

fig. 7 is a schematic structural diagram of an image capturing device according to a second embodiment of the present invention.

In the figure:

1-a transfer station;

2-a first image acquisition mechanism; 21-a first camera; 211-a light box assembly; 212-a camera component; 22-a first mirror;

3-a second image acquisition mechanism; 4-a third image acquisition mechanism; 5-a fourth image acquisition mechanism; 6-a fifth image acquisition mechanism;

7-a frame; 71-a first vertical beam; 72-a second vertical beam; 73. a first cross member; 74-a second beam; 75-connecting beams;

8-a second transfer station;

9-a detection device; 91-a first image sensor; 92-a second image sensor; 93-a third image sensor; 94-fourth image sensor.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.