CN218236823U

CN218236823U - Image acquisition device

Info

Publication number: CN218236823U
Application number: CN202222520531.6U
Authority: CN
Inventors: 刘杰; 刘振泳; 朱涛; 李志聪; 茹家荣
Original assignee: Foshan University
Current assignee: Foshan University
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-06
Anticipated expiration: 2032-09-21

Abstract

The utility model provides an image acquisition device, which comprises an installation mechanism and an acquisition mechanism; the mounting mechanism comprises a translation beam, a box body and a sliding assembly in sliding connection with the translation beam, the box body is connected with the sliding assembly, and an opening for the object to be detected to enter and exit is formed in the box body; the collection mechanism includes illumination module and camera module, and camera module includes the camera and is used for driving camera elevating movement's drive assembly, and drive assembly erects on the box and is connected with the camera, and illumination module includes light source spare and demountable installation in the locating seat on the box inside wall, and light source spare is installed on the locating seat and can be rotatory relative to the locating seat. The utility model provides a traditional image acquisition device need the problem of manual adjustment camera position, and have simple structure, convenient operation and the efficient advantage of collection.

Description

Image acquisition device

Technical Field

The utility model relates to an image acquisition equipment technical field particularly, relates to an image acquisition device.

Background

Machine vision is a new emerging technology, relates to multiple fields of computer vision, image processing, pattern recognition, artificial intelligence, signal processing, optical-mechanical-electrical integration and the like, and with the rapid development of the artificial intelligence technology, a new industrial revolution is promoted, so that a machine vision technology system is widely applied to industries such as industry, agriculture, traffic, medical treatment and the like. At present, the manufacturing industry in China is in the key period of industrial upgrading, the machine vision technology replaces manual work to be applied to industrial scene detection, and bright sparks are inevitably emitted, so that a technical scheme is provided for industrial upgrading and technical innovation of the manufacturing industry; the quality of image acquisition is one of key factors influencing the effectiveness of a machine vision system, the main factors influencing the image acquisition quality in an industrial field are the illumination environment, the complicated illumination pollution exists in the industrial production field, and the important measure for improving the image acquisition quality is whether the pollution of other light sources can be reduced.

Traditional image acquisition device based on machine vision, the majority is the distributing type, camera and light source etc. are installed respectively to do not have the function of shielding the pollution of industry on-the-spot light source, need install the camera at fixed height, select suitable light source, need change hardware mounting structure in the conveyer belt of different width when the route of being detected the thing changes or the application, it is low to industrial scene adaptability, to being difficult to follow to the different detected objects under the same production scene, need again manual installation adjustment camera gesture.

SUMMERY OF THE UTILITY MODEL

Based on this, need the problem of manual adjustment camera position in order to solve traditional image acquisition device, the utility model provides an image acquisition device, its specific technical scheme as follows:

an image acquisition device comprises an installation mechanism and an acquisition mechanism; the mounting mechanism comprises a translation beam, a box body and a sliding assembly in sliding connection with the translation beam, the box body is connected with the sliding assembly, and an opening for the object to be detected to enter and exit is formed in the box body; the collection mechanism includes illumination module and camera module, camera module includes the camera and is used for the drive camera elevating movement's drive assembly, drive assembly erects in on the box and with the camera is connected, illumination module include light source spare and demountable installation in positioning seat on the box inner wall, light source spare install in on the positioning seat and can be relative the positioning seat is rotatory.

The image acquisition device is provided with the sliding assembly, and the sliding of the sliding assembly on the translation cross beam can drive the box body to move, so that the image acquisition position of an object to be detected is adjusted; the driving assembly is arranged and controls the lifting motion of the camera, so that the camera can move back and forth away from and close to an object to be detected, the acquisition requirement can be completed better, and the problem that the position of the camera needs to be adjusted manually by a traditional image acquisition device is solved; through being provided with the positioning seat, the adjustment can be dismantled at any time to the position of positioning seat in the box, conveniently adjusts the position and the height of light source.

Furthermore, a sliding groove is formed in the translation cross beam.

Further, the sliding assembly comprises a guide rail, a sliding block and a base arranged on the box body, the guide rail is arranged on the base and is embedded with the sliding groove, and the sliding block is sleeved on the guide rail and is in sliding connection with the sliding groove.

Further, the drive assembly comprises a mounting seat, a driving piece and a connecting rod connected with the camera, the driving piece and the mounting seat are installed on the base, and the output end of the driving piece is in transmission connection with the connecting rod and used for driving the connecting rod to rotate.

Further, the driving piece includes connecting block, fixed block, drive belt, axle sleeve, screw-nut and is used for controlling the drive block of the state is opened and close to the drive belt, the connecting block cover is located on the connecting rod, the fixed block install in on the base, the drive belt around locating the connecting block with between the fixed block, the axle sleeve with screw-nut all installs in on the mount pad, the axle sleeve with the connecting rod rotates to be connected, screw-nut's one end with connecting rod threaded connection, screw-nut's the other end with the camera is connected.

Further, the driving block is a motor.

Furthermore, the positioning seat includes a light source connecting piece, an angle adjusting screw and a light source mounting rack detachably mounted on the inner side wall of the box body, the light source connecting piece is fixed on the light source mounting rack and is rotatably connected with one end of the light source piece, and the angle adjusting screw is sleeved on the other end of the light source piece and is used for controlling the rotation state of the light source piece.

Further, the light source device is an LED light source.

Furthermore, a driving wheel is arranged on the fixing block, a driven wheel is arranged on the connecting block, the transmission belt is respectively wound on the driving wheel and the driven wheel, and the output end of the driving block is in transmission connection with the driving wheel.

Further, the sliding assembly further comprises a limiting blocking piece arranged at the tail end of the guide rail, and the limiting blocking piece is used for abutting against the sliding block and limiting the sliding position of the sliding block.

Drawings

The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

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

fig. 2 is a schematic structural diagram of a sliding assembly of an image capturing device according to an embodiment of the present invention;

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

fig. 4 is a schematic structural diagram of a light source module of an image capturing device according to an embodiment of the present invention;

fig. 5 is a schematic view of a part of a structure of a camera module of an image capturing device according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a camera module of an image capturing device according to an embodiment of the present invention.

Description of reference numerals:

1. translating the beam; 2. a box body; 3. a sliding assembly; 31. a guide rail; 32. a slider; 33. a base; 34. a limiting baffle plate; 4. an illumination module; 41. a light source element; 42. a light source connector; 43. an angle adjusting screw; 44. a light source mounting bracket; 5. a camera module; 51. a camera; 52. a mounting seat; 53. a drive member; 531. connecting blocks; 532. a fixed block; 533. a transmission belt; 534. a shaft sleeve; 535. a feed screw nut; 536. a drive block; 54. a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the embodiments thereof. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.

As shown in fig. 1-6, an image capturing device according to an embodiment of the present invention includes a mounting mechanism and a capturing mechanism; the mounting mechanism comprises a translation beam 1, a box body 2 and a sliding component 3 in sliding connection with the translation beam 1, the box body 2 is connected with the sliding component 3, and an opening for the object to be detected to enter and exit is formed in the box body 2; the acquisition mechanism includes illumination module 4 and camera module 5, and camera module 5 includes camera 51 and is used for driving camera 51 elevating movement's drive assembly, and drive assembly erects on box 2 and is connected with camera 51, and illumination module 4 includes light source 41 and demountable installation in the positioning seat on the box 2 inside wall, and light source 41 installs on the positioning seat and can rotate relative to the positioning seat.

The image acquisition device is provided with the sliding component 3, and the sliding of the sliding component 3 on the translation beam 1 can drive the box body 2 to move, so that the image acquisition position of an object to be detected is adjusted; the driving assembly is arranged and controls the lifting motion of the camera 51, so that the camera 51 can move back and forth away from and close to an object to be detected, the acquisition requirement can be completed better, and the problem that the position of the camera needs to be adjusted manually in the traditional image acquisition device is solved; through being provided with the positioning seat, the adjustment can be dismantled at any time to the position of positioning seat in box 2, conveniently adjusts the position and the height of light source.

Specifically, the camera 51 is an industrial camera.

In one embodiment, the translation beam 1 is provided with a sliding groove.

As shown in fig. 1 and 2, in one embodiment, the sliding assembly 3 includes a guide rail 31, a sliding block 32, and a base 33 installed on the box body 2, the guide rail 31 is installed on the base 33, the guide rail 31 is engaged with the sliding slot, and the sliding block 32 is sleeved on the guide rail 31 and slidably connected with the sliding slot. So, through being provided with slider 32, the slip of slider 32 drives the removal of the relative spout of guide rail 31 to drive the removal of base 33, with this removal that drives box 2, be favorable to adjusting image acquisition's position.

As shown in fig. 5, in one embodiment, the driving assembly includes a mounting seat 52, a driving member 53 and a connecting rod 54 connected to the camera 51, the driving member 53 and the mounting seat 52 are mounted on the base 33, and an output end of the driving member 53 is in transmission connection with the connecting rod 54 and is used for driving the connecting rod 54 to rotate.

As shown in fig. 5 and 6, in one embodiment, the driving member 53 includes a connecting block 531, a fixed block 532, a transmission belt 533, a shaft sleeve 534, a lead screw nut 535, and a driving block 536 for controlling the open/close state of the transmission belt 533, the connecting block 531 is sleeved on the connecting rod 54, the fixed block 532 is disposed on the base 33, the transmission belt 533 is wound between the connecting block 531 and the fixed block 532, the shaft sleeve 534 and the lead screw nut 535 are both disposed on the mounting seat 52, the shaft sleeve 534 is rotatably connected to the connecting rod 54, one end of the lead screw nut 535 is threadedly connected to the connecting rod 54, and the other end of the lead screw nut 535 is connected to the camera 51. In this way, by providing the driving block 536, the driving block 536 drives the driving belt 533 to start, so as to drive the connecting rod 54 to rotate, and the connecting rod 54 is connected with the lead screw nut 535 through the screw thread during the rotation process, so that the lead screw nut 535 realizes the lifting motion on the connecting rod 54, and the camera 51 also realizes the lifting motion therewith.

In one embodiment, the drive block 536 is a motor.

As shown in fig. 3 and 4, in one embodiment, the positioning seat includes a light source connector 42, an angle adjusting screw 43 and a light source mounting bracket 44 detachably mounted on an inner side wall of the box body 2, the light source connector 42 is fixed on the light source mounting bracket 44 and rotatably connected with one end of the light source 41, and the angle adjusting screw 43 is sleeved on the other end of the light source 41 and used for controlling a rotation state of the light source 41.

Specifically, a plurality of light source mounting positions for detachably mounting the light source mounting brackets 44 are reserved on the inner side wall of the box body 2 at intervals.

In one embodiment, the light source 41 is an LED light source.

In one embodiment, the fixed block 532 is provided with a driving wheel, the connecting block 531 is provided with a driven wheel, the driving belt 533 is wound around the driving wheel and the driven wheel, respectively, and the output end of the driving block 536 is in transmission connection with the driving wheel.

As shown in fig. 2, in one embodiment, the sliding assembly 3 further includes a limit stop 34 disposed at the end of the guide rail 31, and the limit stop 34 is used for abutting against the sliding block 32 and limiting the sliding position of the sliding block 32.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An image acquisition device, characterized by comprising

The device comprises an installation mechanism, a detection mechanism and a control mechanism, wherein the installation mechanism comprises a translation beam, a box body and a sliding component in sliding connection with the translation beam, the box body is connected with the sliding component, and an opening for the object to be detected to enter and exit is formed in the box body;

the collection mechanism, collection mechanism includes illumination module and camera module, camera module includes the camera and is used for the drive camera elevating movement's drive assembly, drive assembly erects in on the box and with the camera is connected, illumination module include light source spare and demountable installation in positioning seat on the box inner wall, light source spare install in on the positioning seat and can be relative the positioning seat is rotatory.

2. The image capturing device as claimed in claim 1, wherein the translating beam is provided with a sliding groove.

3. The image capturing device as claimed in claim 2, wherein the sliding assembly includes a guide rail, a slider and a base mounted on the housing, the guide rail is mounted on the base, the guide rail is engaged with the sliding slot, and the slider is sleeved on the guide rail and slidably connected with the sliding slot.

4. The image capturing device as claimed in claim 3, wherein the driving assembly includes a mounting seat, a driving member, and a connecting rod connected to the camera, the driving member and the mounting seat are mounted on the base, and an output end of the driving member is in transmission connection with the connecting rod and is used for driving the connecting rod to rotate.

5. The image capturing device as claimed in claim 4, wherein the driving member includes a connecting block, a fixing block, a transmission belt, a shaft sleeve, a screw nut, and a driving block for controlling the on/off state of the transmission belt, the connecting block is sleeved on the connecting rod, the fixing block is disposed on the base, the transmission belt is wound between the connecting block and the fixing block, the shaft sleeve and the screw nut are both disposed on the mounting base, the shaft sleeve is rotatably connected to the connecting rod, one end of the screw nut is in threaded connection with the connecting rod, and the other end of the screw nut is connected to the camera.

6. The image capturing device of claim 5, wherein the drive block is a motor.

7. The image capturing device as claimed in claim 1, wherein the positioning seat includes a light source connector, an angle adjusting screw, and a light source mounting bracket detachably mounted on the inner side wall of the case, the light source connector is fixed on the light source mounting bracket and rotatably connected to one end of the light source, and the angle adjusting screw is sleeved on the other end of the light source and used for controlling the rotation state of the light source.

8. The image capturing device of claim 1, wherein the light source is an LED light source.

9. The image acquisition device according to claim 5, wherein the fixed block is provided with a driving wheel, the connecting block is provided with a driven wheel, the transmission belt is respectively wound on the driving wheel and the driven wheel, and the output end of the driving block is in transmission connection with the driving wheel.

10. The image capturing device as claimed in claim 3, wherein the sliding assembly further comprises a limiting stop piece disposed at the end of the guide rail, the limiting stop piece being configured to abut against the sliding block and limit the sliding position of the sliding block.