CN220136974U - Auxiliary positioning tool of optical inspection machine - Google Patents

Abstract

The utility model belongs to the technical field of optical inspection machines, in particular to an auxiliary positioning tool of an optical inspection machine, which comprises the optical inspection machine; the top end of the optical inspection machine is fixedly connected with a detection frame; a first chute is formed in the side wall of the top of the optical inspection machine; a one-to-one sliding rod is connected inside the first sliding groove in a sliding way; a pair of second slide bars are connected above the pair of first slide bars in a sliding way; the middle parts of the second slide bars are connected with a pair of clamping plates in a sliding manner; through utilizing the movable effect of slide bar and No. two slide bars, can be according to the difference of circuit board self size structure, carry out real-time adjustment to grip block position to the circuit board detects the operation through detecting the frame smoothly, increases the adaptability that equipment detects when facing the circuit board of multiunit different specifications.

Description

Auxiliary positioning tool of optical inspection machine

Technical Field

The utility model belongs to the technical field of optical inspection machines, and particularly relates to an auxiliary positioning tool of an optical inspection machine.

Background

The optical inspection machine is defect detection equipment for detected objects in modern society by utilizing an optical principle, and can locate and remind the detected objects with defects, so that the detected objects with defects are reduced to enter the next processing procedure, and the yield is improved.

One chinese patent with publication number CN111055223B discloses a large-stroke working platform for spray painting, the correction swinging-in assembly can finely adjust and correct the position of a workpiece placed in the manipulator, so that the workpiece to be detected is placed in the clamping cavity of the positioning and clamping assembly in a proper posture so as to clamp the workpiece, thereby being convenient for automatically realizing positioning and clamping, realizing automatic detection and guaranteeing the requirement of large-scale detection.

In use, the existing optical inspection machine is used for carrying out circuit board detection, the clamping device is required to be replaced according to different specifications of the circuit board, the operation is complex, and the working efficiency is affected, so that the auxiliary positioning tool of the optical inspection machine is provided for the problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides an auxiliary positioning tool of an optical inspection machine, which is used for solving the problems that in the process of detecting a circuit board, a clamping device needs to be replaced according to different specifications of the circuit board, the operation is complicated and the working efficiency is influenced.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an auxiliary positioning tool of an optical inspection machine, which comprises the optical inspection machine; the top end of the optical inspection machine is fixedly connected with a detection frame; a first chute is formed in the side wall of the top of the optical inspection machine; a one-to-one sliding rod is connected inside the first sliding groove in a sliding way; a pair of second slide bars are connected above the pair of first slide bars in a sliding way; the middle parts of the second slide bars are connected with a pair of clamping plates in a sliding manner; during operation, the movable effect of the first slide bar and the second slide bar is utilized, the position of the clamping plate can be adjusted in real time according to the difference of the size structures of the circuit boards, so that the circuit boards can smoothly pass through the detection frame to carry out detection operation, and the adaptability of the equipment for detecting when facing multiple groups of circuit boards with different specifications is improved.

Preferably, one end of a connecting plate is hinged between each pair of clamping plates; the corresponding end parts of the pair of connecting plates are hinged with limiting rotating shafts; a thread sleeve is arranged between the pair of limiting rotating shafts; threaded rods are respectively connected with two ends of the threaded sleeve in a threaded manner; the end part of the threaded rod, which is far away from the thread sleeve, is rotationally connected to the side wall of the limit rotating shaft; during operation, the rotation effect of the thread sleeve is utilized in the step, the distance between the pair of clamping plates can be changed, real-time adjustment is carried out according to the image and the size of the circuit board, the clamping effect of the pair of clamping plates on the circuit board is increased, and the stability of the circuit board when the detection frame detects the circuit board is maintained.

Preferably, the side wall of the clamping plate is provided with a second chute; a limiting plate is connected inside the second sliding groove on the corresponding side wall of the clamping plate in a sliding manner; the top surface of the limiting plate is inclined; the second sliding groove is internally provided with a pressing plate in a sliding connection way in the opposite direction to the limiting plate; the pressing plate and the limiting plate are connected through a connecting belt; the limiting plate, the pressing plate and the side wall of the second chute are all connected through springs; during operation, the limiting operation of the limiting plate on the circuit board is utilized, the occurrence of a separation state of the circuit board in the reduction process can be reduced, the stability of the circuit board in the detection process is improved, meanwhile, the pressing effect of the pressing plate is matched, and the limiting plate can be conveniently controlled by a worker so as to extract the circuit board.

Preferably, the bottom surface of the limiting plate is provided with a third chute; a rubber plate is connected inside the third chute in a sliding manner; the rubber plate is connected with the third sliding chute through a plurality of groups of supporting plates; during operation, the existence of the rubber plate on the bottom of the limiting plate is utilized in the step, friction between the circuit board and the limiting plate can be reduced, the protection effect on the circuit board is improved, and influence on follow-up detection of a circuit caused by scratch is reduced.

Preferably, a fourth chute is formed in the bottom of the rubber plate; the fourth sliding grooves are formed in a plurality of groups and are continuously opened in a wave shape; during operation, the step utilizes the setups of the four sliding grooves of the plurality of groups at the bottom of the rubber plate, so that the contact area between the rubber plate and the circuit board can be increased when the rubber plate and the circuit board are contacted, the friction force is improved, the occurrence of sliding conditions of the circuit board is further reduced, and the fixing effect is improved.

Preferably, telescopic rods are fixedly connected between the pair of clamping plates and positioned on two sides of the pair of connecting plates; during operation, the moving effect of the telescopic rod is utilized, smooth movement of the pair of clamping plates during movement can be kept, fluctuation is reduced, and stability of the pair of clamping plates is improved.

The beneficial effects of the utility model are as follows:

1. the utility model provides an auxiliary positioning tool of an optical inspection machine, which can adjust the position of a clamping plate in real time according to the difference of the size and the structure of a circuit board by utilizing the movable effect of a first slide bar and a second slide bar, so that the circuit board can smoothly pass through a detection frame to carry out detection operation, and the adaptability of equipment for detecting when facing a plurality of groups of circuit boards with different specifications is improved.

2. The utility model provides an auxiliary positioning tool of an optical inspection machine, which can change the distance between a pair of clamping plates by utilizing the rotation effect of a threaded sleeve, adjust the distance in real time according to the image and the size of a circuit board, increase the clamping effect of the pair of clamping plates on the circuit board and keep the stability of the circuit board when a detection frame detects the circuit board.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a perspective view of a first embodiment;

fig. 2 is a perspective view of a clamping plate according to the first embodiment;

fig. 3 is a schematic structural view of a squeeze plate according to the first embodiment;

fig. 4 is a schematic structural diagram of a limiting plate according to the first embodiment;

fig. 5 is a perspective view of a second embodiment;

legend description:

1. an optical inspection machine; 11. a detection frame; 12. a first chute; 13. a first slide bar; 14. a second slide bar; 15. a clamping plate; 2. a limiting rotating shaft; 21. a connecting plate; 22. a threaded rod; 23. a thread sleeve; 3. a second chute; 31. a limiting plate; 32. pressing the plate; 33. a connecting belt; 4. a third chute; 41. a rubber plate; 42. a support plate; 5. a fourth chute; 6. a telescopic rod; 7. and a universal wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, an auxiliary positioning tool of an optical inspection machine comprises an optical inspection machine 1; the top end of the optical inspection machine 1 is fixedly connected with a detection frame 11; a first chute 12 is formed in the side wall of the top of the optical inspection machine 1; a one-to-one sliding rod 13 is connected inside the first sliding groove 12 in a sliding way; a pair of second slide bars 14 are connected above the pair of first slide bars 13 in a sliding manner; the middle parts of the second slide bars 14 are connected with a pair of clamping plates 15 in a sliding manner; during operation, when an operator performs inspection operation on a circuit board by using the optical inspection machine 1, the positions of the first slide bar 13 and the second slide bar 14 can be changed according to the difference of the sizes of the circuit boards, at the moment, the pair of clamping plates 15 can clamp the circuit board by using the self-holdability, the stability of the circuit board is kept so as to detect the circuit board by using the detection frame 11, the positions of the clamping plates 15 can be adjusted in real time according to the difference of the sizes and the structures of the circuit boards by using the movable effect of the first slide bar 13 and the second slide bar 14, so that the circuit board can smoothly perform detection operation by using the detection frame 11, and the adaptability of equipment for detecting when facing to multiple groups of circuit boards with different specifications is improved.

One end of a connecting plate 21 is hinged between the pair of clamping plates 15; the corresponding end parts of the pair of connecting plates 21 are hinged with limiting rotating shafts 2; a thread sleeve 23 is arranged between the pair of limit rotating shafts 2; threaded rods 22 are respectively connected with two ends of the threaded sleeve 23 in a threaded manner; the end part of the threaded rod 22 far away from the thread sleeve 23 is rotatably connected to the side wall of the limit rotating shaft 2; during operation, in the process of detecting circuit boards of different specifications by workers, according to the difference of the sizes and the shapes of the circuit boards, the thread sleeve 23 can be rotated by the workers, so that the threaded rod 22 moves along the thread setting direction, the pair of limiting rotating shafts 2 and the connecting plate 21 are in a parallel state, the distance between the pair of clamping plates 15 is changed, the distance between the pair of clamping plates 15 can be changed by utilizing the rotating effect of the thread sleeve 23, real-time adjustment is performed according to the image and the sizes of the circuit boards, the holding effect of the pair of clamping plates 15 on the circuit boards is increased, and the stability of the circuit boards when the detection frame 11 detects the circuit boards is maintained.

A second chute 3 is formed in the side wall of the clamping plate 15; a pair of clamping plates 15 are connected with limiting plates 31 in a sliding manner in the corresponding side wall second sliding groove 3; the top surface of the limiting plate 31 is inclined; the second chute 3 is internally provided with a pressing plate 32 in a sliding connection manner in the direction opposite to the limiting plate 31; the pressing plate 32 and the limiting plate 31 are connected through a connecting belt 33; the limiting plate 31, the pressing plate 32 and the side wall of the second chute 3 are all connected through springs; during operation, in the process that the staff holds the operation to the circuit board, the circuit board can contact with limiting plate 31 top surface inclined plane, provide the extrusion effect to limiting plate 31, make limiting plate 31 move to the inside of No. two spout 3, afterwards, after circuit board and grip block 15 contact completely and the limiting plate 31 break away from the contact, limiting plate 31 resets under the spring effect, limit circuit board top, can drive connecting band 33 through pressing plate 32 and remove, drag limiting plate 31, this step utilizes limiting plate 31 to the restriction operation of circuit board, can reduce the circuit board and appear breaking away from the emergence of state in the reduction process, stability in the circuit board testing process is increased, simultaneously the pressing effect of cooperation pressing plate 32, can make things convenient for the staff to control limiting plate 31, so as to draw the circuit board.

A third chute 4 is formed in the bottom surface of the limiting plate 31; a rubber plate 41 is connected inside the third chute 4 in a sliding manner; the rubber plate 41 is connected with the third chute 4 through a plurality of groups of support plates 42; during operation, when limiting plate 31 stops the circuit board, the rubber plate 41 that exists on the limiting plate 31 bottom can contact with the circuit board, reduce circuit board and limiting plate 31 bottom through self material and contact, the extrusion effect of backup pad 42 can drive rubber plate 41 and circuit board according to the difference of circuit board thickness simultaneously and contact, the existence of rubber plate 41 on this step utilization limiting plate 31 bottom can reduce the friction that appears between circuit board and the limiting plate 31, improve the protection effect to the circuit board, reduce appear cutting and rubbing and lead to influencing the follow-up detection of circuit.

A fourth chute 5 is formed in the bottom of the rubber plate 41; the fourth sliding grooves 5 are multiple groups and are continuously formed in a wave shape; during operation, in the process that the rubber plate 41 contacts with the circuit board, the fourth sliding chute 5 formed in the bottom of the rubber plate 41 can contact with the circuit board, at this time, the fourth sliding chute 5 formed in the bottom of the rubber plate 41 can deform under extrusion force, so that the side wall of the fourth sliding chute 5 is extruded with the circuit board, the step utilizes the forming of the plurality of groups of the fourth sliding chutes 5 in the bottom of the rubber plate 41, the contact area between the rubber plate 41 and the circuit board can be increased when the rubber plate 41 contacts with the circuit board, the friction force is improved, the occurrence of sliding conditions of the circuit board is further reduced, and the fixing effect is improved.

A telescopic rod 6 is fixedly connected between the pair of clamping plates 15 and positioned on two sides of the pair of connecting plates 21; during operation, in the process that the staff finely adjusts the clamping plates 15 through the threaded sleeves 23, the stability of the clamping plates 15 in the moving process can be improved due to the existence of the telescopic rods 6, the moving effect of the telescopic rods 6 is utilized in the step, the pair of clamping plates 15 can be kept in smooth movement during moving, the occurrence of fluctuation is reduced, and the stability of the pair of clamping plates 15 is increased.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present utility model, a plurality of sets of universal wheels 7 are rotatably connected to the bottom of the optical inspection machine 1; during operation, in the process of carrying by the staff, the plurality of groups of universal wheels 7 arranged on the bottom of the optical inspection machine 1 can assist the staff to move by utilizing the rotation of the universal wheels 7, and the friction between the optical inspection machine 1 and the ground can be reduced by utilizing the rotatability of the universal wheels 7, so that the optical inspection machine 1 is assisted to move to the correct position along with the staff.

Working principle: when a worker performs inspection operation on a circuit board by using the optical inspection machine 1, the positions of the first slide bar 13 and the second slide bar 14 can be changed according to the difference of the sizes of the circuit boards, at the moment, the pair of clamping plates 15 can clamp the circuit board by using the self-clamping property, the stability of the circuit board is kept, so that the detection frame 11 detects the circuit board, during the detection operation of the circuit boards with different specifications by the worker, the threaded sleeve 23 can be rotated by the worker according to the difference of the sizes and the shapes of the circuit boards, the threaded rod 22 moves along the thread opening direction, the pair of limiting rotating shafts 2 and the connecting plate 21 are in a parallel state, the distance between the pair of clamping plates 15 is changed, during the clamping operation of the circuit board by the worker, the circuit board can be contacted with the inclined surface of the top surface of the limiting plate 31, the limiting plate 31 is provided with an extrusion effect, so that the limiting plate 31 moves towards the inside of the second sliding groove 3, then, after the circuit board and the clamping plate 15 are completely contacted and are separated from the limiting plate 31, the limiting plate 31 is reset under the action of a spring, the top of the circuit board is limited, the connecting belt 33 can be driven to move by pressing the pressing plate 32 to pull the limiting plate 31, when the limiting plate 31 blocks the circuit board, the rubber plate 41 existing on the bottom of the limiting plate 31 can be contacted with the circuit board, the bottom of the circuit board and the limiting plate 31 are reduced by the self material, meanwhile, the extrusion effect of the supporting plate 42 can drive the rubber plate 41 and the circuit board to be contacted according to the difference of the thickness of the circuit board, the fourth sliding groove 5 formed on the bottom of the rubber plate 41 can be contacted with the circuit board in the contact process of the rubber plate 41 and the circuit board, at this time, the fourth sliding groove 5 formed at the bottom of the rubber plate 41 can deform under the extrusion force, so that the side wall of the fourth sliding groove 5 and the circuit board are extruded, and the stability of the clamping plate 15 in the moving process can be improved due to the telescopic rod 6 in the process that the clamping plate 15 is finely adjusted by a worker through the thread sleeve 23.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. An auxiliary positioning tool of an optical inspection machine comprises the optical inspection machine (1); the top end of the optical inspection machine (1) is fixedly connected with a detection frame (11); a first chute (12) is formed in the side wall of the top of the optical inspection machine (1); the method is characterized in that: a one-to-one sliding rod (13) is connected inside the first sliding groove (12) in a sliding way; a pair of second slide bars (14) are connected above the pair of first slide bars (13) in a sliding way; the middle parts of the second slide bars (14) are connected with a pair of clamping plates (15) in a sliding manner.

2. The auxiliary positioning tool of the optical inspection machine according to claim 1, wherein: one end of a connecting plate (21) is hinged between the pair of clamping plates (15); the corresponding end parts of the pair of connecting plates (21) are hinged with limiting rotating shafts (2); a thread sleeve (23) is arranged between the pair of limit rotating shafts (2); threaded rods (22) are respectively connected with two ends of the threaded sleeve (23) in a threaded manner; the end part of the threaded rod (22) far away from the thread sleeve (23) is rotatably connected to the side wall of the limit rotating shaft (2).

3. The auxiliary positioning tool of the optical inspection machine according to claim 2, wherein: a second chute (3) is formed in the side wall of the clamping plate (15); a limiting plate (31) is connected inside the second sliding groove (3) on the corresponding side wall of the pair of clamping plates (15) in a sliding manner; the top surface of the limiting plate (31) is inclined; a pressing plate (32) is slidably connected in the second chute (3) in the direction opposite to the limiting plate (31); the pressing plate (32) is connected with the limiting plate (31) through a connecting belt (33); the limiting plate (31), the pressing plate (32) and the side wall of the second chute (3) are connected through springs.

4. An auxiliary positioning tool for an optical inspection machine according to claim 3, wherein: a third sliding groove (4) is formed in the bottom surface of the limiting plate (31); a rubber plate (41) is connected inside the third chute (4) in a sliding way; the rubber plate (41) is connected with the third sliding chute (4) through a plurality of groups of supporting plates (42).

5. The auxiliary positioning tool of the optical inspection machine according to claim 4, wherein: a fourth sliding groove (5) is formed in the bottom of the rubber plate (41); the fourth sliding grooves (5) are multiple groups and are continuously arranged in a wave shape.

6. The auxiliary positioning tool of the optical inspection machine according to claim 5, wherein: and telescopic rods (6) are fixedly connected between the pair of clamping plates (15) and positioned on two sides of the pair of connecting plates (21).