CN210141848U - CCD positioner based on machine vision - Google Patents

Abstract

The utility model discloses a CCD positioner based on machine vision, the motor comprises a connecting plate, the last surface mounting of connecting plate has the support frame, the U-shaped fixed plate is installed to the up end of support frame, the top of U-shaped fixed plate is provided with the CCD camera, the internally mounted of CCD camera has CCD camera lens, the CCD module is installed at the rear of CCD camera lens, the CCD module includes CCD chip fixed plate, U-shaped clamp plate is installed to the inboard of CCD chip fixed plate, two fixed plates are installed to the inboard of U-shaped clamp plate, two the CCD chip is installed to the centre of fixed plate, the stopper is installed to one side of fixed plate, the outside of stopper is provided with the spacing groove, two deflectors are installed to one side of connecting plate. The utility model discloses a visual positioning based on the CCD chip can be realized to a series of structures, and the installation and the dismantlement to the CCD chip are convenient.

Description

CCD positioner based on machine vision

Technical Field

The utility model relates to a CCD positioner technical field specifically is a CCD positioner based on machine vision.

Background

With the rapid development of social economy, the CCD is a charge coupled device, which is a detecting element that uses electricity and quantity to represent the magnitude of signals and uses a coupling mode to transmit signals, and has a series of advantages of self-scanning, wide range of sensing wave-cap, small distortion, small volume, light weight, low system noise, low power consumption, long service life, high reliability, and the like, and can be made into an assembly with very high integration level, while the CCD positioning device is a machine positioning device based on CCD visual detection, which uses an industrial camera to replace human eyes to complete functions of identification, measurement, positioning, and the like, and the CCD visual detection is widely applied to the electronic connector production and manufacturing industry, and connector flatness and alignment detection.

However, the existing equipment often uses manual positioning during positioning, the accuracy is not high, the subsequent processing is not facilitated, and a CCD chip of the CCD positioning device is troublesome to mount, dismount and replace; therefore, the existing requirements are not met, and a CCD positioning device based on machine vision is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a CCD positioner based on machine vision to solve the current equipment that provides in the above-mentioned background art and often use artifical location in the location, the accuracy is not high, is unfavorable for follow-up processing, and CCD positioner's CCD chip is nevertheless installed, dismantles and changes very trouble scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a CCD positioning device based on machine vision comprises a connecting plate, wherein a supporting frame is mounted on the upper surface of the connecting plate, a U-shaped fixing plate is mounted on the upper end surface of the supporting frame, a CCD camera is arranged above the U-shaped fixing plate, a CCD camera lens is mounted inside the CCD camera, a CCD module is mounted behind the CCD camera lens and comprises a CCD chip fixing plate, a U-shaped clamping plate is mounted on the inner side of the CCD chip fixing plate, two fixing plates are mounted on the inner side of the U-shaped clamping plate, a CCD chip is mounted in the middle of the two fixing plates, a limiting block is mounted on one side of each fixing plate, a limiting groove is formed in the outer side of the limiting block, two guide plates are mounted on one side of the connecting plate, a connecting rod is arranged in the middle of the two guide plates, a sliding rail is mounted inside the guide plates, the pulley is installed to the top of slide rail, the pulley fixed bolster is all installed to the both sides of pulley, the lateral shifting board is installed to the up end of pulley fixed bolster, the inside of lateral shifting board is provided with the slider spout, the inside of slider spout is provided with the slider, the last surface mounting of slider has the supporting shoe, the up end of supporting shoe is installed vertical displacement board.

Preferably, a spring is arranged between the CCD chip and the U-shaped clamping plate, and the CCD chip is connected with the U-shaped clamping plate through the spring.

Preferably, the outer side of the U-shaped clamping plate is completely attached to the inner side of the CCD chip fixing plate, and the U-shaped clamping plate is connected with the CCD chip fixing plate through a rotating shaft.

Preferably, one side of the connecting rod is completely attached to one side of the connecting plate, and the connecting rod is fixed to the connecting plate through welding.

Preferably, the outer side of the sliding block is completely attached to the inner side of the sliding block sliding groove, and the sliding block is connected with the sliding block sliding groove in a sliding mode.

Preferably, one end of the connecting rod is completely attached to one end of the guide plate, and the connecting rod is fixed to the guide plate through welding.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a take out the CCD module, go out the U-shaped clamping plate around the rotation axis, the spring is in free tension state this moment, fixed plate and U-shaped clamping plate contactless, then insert the CCD chip from the middle of two fixed plates, extrude the fixed plate to both sides, the spring is compressed, the spring after the compression provides an outside pressure to the fixed plate, make the fixed plate press from both sides the CCD chip tightly, then rotate the U-shaped clamping plate back to the normal position, simple structure, and conveniently install and dismantle the CCD chip, convenient to use;

2. the utility model discloses a will need the article of location to place the upper surface suitable position of vertical displacement board, fix, put through the equipment power, the actual position of article is read to the CCD camera, feed back data message to external computer control terminal through the CCD chip, computer control terminal compares present position and the position that needs the location, computer control terminal sends data signal to the external drive equipment of equipment after the comparison, then drive equipment moves through driving horizontal displacement board, make the benchmark of article move to horizontal coordinate position, move vertical displacement board this moment again, make the article benchmark be located corresponding vertical coordinate department, later confirm the benchmark position of the article after the removal through the CCD camera again, feed back data to computer terminal, contrast, if data are inconsistent, then drive horizontal displacement board and vertical displacement board through drive equipment again, the positioning is completed, if the data are consistent, actions are not needed, the transverse displacement plate and the longitudinal displacement plate are fixed, the structure is simple, the use is convenient, and accurate positioning can be realized.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of a U-shaped fixing plate of the present invention;

FIG. 3 is a partial cross-sectional structural view of the longitudinal displacement plate of the present invention;

FIG. 4 is a partial cross-sectional structural view of the lateral displacement plate of the present invention;

fig. 5 is a schematic structural diagram of the CCD module of the present invention.

In the figure: 1. a lateral displacement plate; 2. a longitudinal displacement plate; 3. a slide block chute; 4. a guide plate; 5. a slide rail; 6. a pulley groove; 7. a connecting plate; 8. a connecting rod; 9. a U-shaped fixing plate; 10. a CCD camera; 11. a slider; 12. a pulley fixing bracket; 13. a pulley; 14. a support block; 15. a CCD module; 16. a CCD camera lens; 17. a support frame; 18. a CCD chip fixing plate; 19. a U-shaped clamping plate; 20. a limiting block; 21. a limiting groove; 22. a CCD chip; 23. a spring; 24. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides an embodiment: a CCD positioning device based on machine vision comprises a connecting plate 7, a supporting frame 17 is installed on the upper surface of the connecting plate 7, a U-shaped fixing plate 9 is installed on the upper end face of the supporting frame 17, and the CCD camera 10 is convenient to install and disassemble, the CCD positioning device is simple in structure and convenient to use, a CCD camera 10 is arranged above the U-shaped fixing plate 9, a CCD camera lens 16 is installed inside the CCD camera 10, a CCD module 15 is installed behind the CCD camera lens 16, the CCD module 15 comprises a CCD chip fixing plate 18, a U-shaped clamping plate 19 is installed on the inner side of the CCD chip fixing plate 18, two fixing plates 24 are installed on the inner side of the U-shaped clamping plate 19, a CCD chip 22 is installed in the middle of the two fixing plates 24, position analysis is carried out on an article to be positioned, better positioning is carried out, a limiting block 20 is installed on one side of each fixing plate 24, a limiting, the direction, make things convenient for equipment to fix a position, the centre of two deflector 4 is provided with connecting rod 8, the internally mounted of deflector 4 has slide rail 5, the outside of slide rail 5 is provided with pulley groove 6, pulley 13 is installed to slide rail 5's top, pulley fixed bolster 12 is all installed to pulley 13's both sides, lateral displacement board 1 is installed to the up end of pulley fixed bolster 12, the inside of lateral displacement board 1 is provided with slider spout 3, the inside of slider spout 3 is provided with slider 11, the last surface mounting of slider 11 has supporting shoe 14, vertical displacement board 2 is installed to the up end of supporting shoe 14.

Furthermore, a spring 23 is arranged between the CCD chip 22 and the U-shaped clamping plate 19, the CCD chip 22 is connected with the U-shaped clamping plate 19 through the spring 23, and the spring 23 can provide thrust for the U-shaped clamping plate 19, so that the CCD chip 22 can be clamped conveniently.

Furthermore, the outer side of the U-shaped clamping plate 19 is completely attached to the inner side of the CCD chip fixing plate 18, the U-shaped clamping plate 19 is connected with the CCD chip fixing plate 18 through a rotating shaft, the rotating shaft connecting structure is simple, the use is convenient, the use cost is low, and the U-shaped clamping plate 19 is convenient to open.

Further, one side of connecting rod 8 and one side of connecting plate 7 laminate completely, and connecting rod 8 and connecting plate 7 pass through welded fastening, and the welding has strengthened the connection performance and the stability of connecting rod 8 and connecting plate 7, has fine mechanical strength.

Further, the outside of slider 11 and the inboard of slider spout 3 laminate completely, and slider 11 passes through sliding connection with slider spout 3, and sliding connection makes things convenient for the operation of slider 11, makes things convenient for equipment to fix a position.

Further, the one end of connecting rod 8 and the one end of deflector 4 laminate completely, and connecting rod 8 and deflector 4 pass through welded fastening, and the welding has strengthened the connection performance and the stability of connecting rod 8 and deflector 4, has fine mechanical strength.

The working principle is as follows: when the CCD camera is used, the CCD module 15 is taken out firstly, the U-shaped clamping plate 19 rotates out around the rotating shaft, the spring 23 is in a free stretching state at the moment, the fixing plate 24 is not contacted with the U-shaped clamping plate 19, then the CCD chip 22 is inserted into the middle of the two fixing plates 24, the fixing plates 24 are extruded towards two sides, the spring 23 is compressed, the compressed spring 23 provides outward pressure for the fixing plate 24, so that the fixing plate 24 clamps the CCD chip 22, then the U-shaped clamping plate 19 rotates back to the original position, the CCD module 15 provided with the CCD chip 22 is arranged in the CCD camera 10, the CCD camera 10 is arranged above the U-shaped fixing plate 9 and is fixed, at the moment, an article to be positioned is arranged at a proper position on the upper surface of the longitudinal displacement plate 2 and is fixed, the power supply of the device is switched on, the CCD camera 10 reads the actual position of the article, data information is fed back to an external computer control terminal through, the computer control terminal compares the current position with the position needing to be positioned, the computer control terminal sends a data signal to an external driving device of the device after comparison, then the driving device moves through driving the transverse displacement plate 1, the reference point of the object moves to the transverse coordinate position, at the moment, the longitudinal displacement plate 2 moves, the reference point of the object is located at the corresponding longitudinal coordinate position, then the reference point position of the moved object is determined through the CCD camera 10 again, the data is fed back to the computer terminal, comparison is carried out, if the data are inconsistent, the transverse displacement plate 1 and the longitudinal displacement plate 2 are driven through the driving device again, until the positioning is completed, if the data are consistent, no action is needed, the transverse displacement plate 1 and the longitudinal displacement plate 2 are fixed, the structure is simple, and the use is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a CCD positioner based on machine vision, includes connecting plate (7), its characterized in that: the upper surface of the connecting plate (7) is provided with a supporting frame (17), a U-shaped fixing plate (9) is installed on the upper end surface of the supporting frame (17), a CCD camera (10) is arranged above the U-shaped fixing plate (9), a CCD camera lens (16) is installed inside the CCD camera (10), a CCD module (15) is installed behind the CCD camera lens (16), the CCD module (15) comprises a CCD chip fixing plate (18), a U-shaped clamping plate (19) is installed on the inner side of the CCD chip fixing plate (18), two fixing plates (24) are installed on the inner side of the U-shaped clamping plate (19), a CCD chip (22) is installed in the middle of the two fixing plates (24), a limiting block (20) is installed on one side of the fixing plate (24), a limiting groove (21) is arranged on the outer side of the limiting block (20), two guide plates (4) are installed on one side of the connecting, two the centre of deflector (4) is provided with connecting rod (8), the internally mounted of deflector (4) has slide rail (5), the outside of slide rail (5) is provided with pulley groove (6), pulley (13) are installed to the top of slide rail (5), pulley fixed bolster (12) are all installed to the both sides of pulley (13), lateral shifting board (1) is installed to the up end of pulley fixed bolster (12), the inside of lateral shifting board (1) is provided with slider spout (3), the inside of slider spout (3) is provided with slider (11), the last surface mounting of slider (11) has supporting shoe (14), longitudinal displacement board (2) are installed to the up end of supporting shoe (14).

2. The machine vision-based CCD positioning device of claim 1, wherein: and a spring (23) is arranged between the CCD chip (22) and the U-shaped clamping plate (19), and the CCD chip (22) is connected with the U-shaped clamping plate (19) through the spring (23).

3. The machine vision-based CCD positioning device of claim 1, wherein: the outer side of the U-shaped clamping plate (19) is completely attached to the inner side of the CCD chip fixing plate (18), and the U-shaped clamping plate (19) is connected with the CCD chip fixing plate (18) through a rotating shaft.

4. The machine vision-based CCD positioning device of claim 1, wherein: one side of connecting rod (8) and one side of connecting plate (7) laminate completely, connecting rod (8) and connecting plate (7) pass through welded fastening.

5. The machine vision-based CCD positioning device of claim 1, wherein: the outside of slider (11) and the inboard of slider spout (3) are laminated completely, slider (11) and slider spout (3) pass through sliding connection.

6. The machine vision-based CCD positioning device of claim 1, wherein: one end of the connecting rod (8) is completely attached to one end of the guide plate (4), and the connecting rod (8) is fixed with the guide plate (4) through welding.

Images