CN210982201U - PCB optical detection tool - Google Patents
PCB optical detection tool Download PDFInfo
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- CN210982201U CN210982201U CN201921998816.2U CN201921998816U CN210982201U CN 210982201 U CN210982201 U CN 210982201U CN 201921998816 U CN201921998816 U CN 201921998816U CN 210982201 U CN210982201 U CN 210982201U
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Abstract
The utility model relates to a PCB detects technical field, discloses a PCB optical detection frock. The utility model has the advantages of it is following and effect: a PCB optical detection tool comprises a movable rail, a fixed rail and a bottom plate, wherein the movable rail and the fixed rail are arranged on the bottom plate in parallel, the fixed rail is arranged on one side of the bottom plate, slide rails are arranged on two sides of the bottom plate, which are perpendicular to the fixed rail, and two ends of the movable rail are erected on the slide rails; the lifting plate is further arranged on the bottom plate, the lifting plate is connected with the bottom plate through a linear bearing, and a lifting device is arranged at the bottom of the lifting plate. Can discern the feed position of PCB board fast through the combination of sensor, conveyer belt, jack catch to carry the detection position, and set up one side and be the movable rail way, can be according to the big or small free adjustment track interval of the PCB board of required detection, can be adapted to diversified production, the utility model discloses it is outstanding to effect, simple structure, maintenance convenience, should promote the practicality.
Description
Technical Field
The utility model relates to a PCB detects technical field, in particular to PCB optical detection frock.
Background
AOI (automated Optical inspection) is a device for detecting common defects encountered in welding production based on Optical principles, which is called automatic Optical inspection. AOI is a new emerging testing technology, but the development is rapid, and AOI testing equipment is released by many manufacturers. During automatic detection, the machine automatically scans the PCB through the camera, acquires images, compares the tested welding spots with qualified parameters in the database, inspects the defects on the PCB through image processing, and displays/marks the defects through a display or an automatic mark for repair personnel to repair.
AOI is generally classified into two types, one open and one closed. The open type AOI mainly depends on a sucker to fix a PCB (printed Circuit Board), and has the main defect that high cleanliness is required, so that an ultra-clean room needs to be established in a factory, and the application range of the AOI is limited; the closed AOI is used in a flow line type production for optical detection in a machine box, is widely applied, but the manpower cannot keep up with the production speed, and the traditional roller type clamping and conveying device is easy to damage a PCB, so that a conveying and clamping tool is very necessary to design.
Patent document No. CN201821746944.3 provides a circuit board AOI detects anchor clamps, drives the jack catch through actuating mechanism and pushes down the tight PCB board of clamp, and this kind of anchor clamps can not the adjustment width, is difficult to be adapted to the PCB board of multiple model, also does not have conveyor, if use in the AOI of closed type need the people to carry out hand push PCB to operating position, very troublesome, also do not favorable to follow-up automatic transformation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a PCB optical detection frock has the effect that convenient safe high efficiency carried out PCB optical detection.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a PCB optical detection frock, includes moves the track, decides track and bottom plate, its characterized in that: the movable rail and the fixed rail are arranged on the bottom plate in parallel, the fixed rail is arranged on one side of the bottom plate, slide rails are arranged on two sides of the bottom plate, which are perpendicular to the fixed rail, two ends of the movable rail are erected on the slide rails, and the movable rail and the fixed rail are connected through a displacement device; the movable rail is provided with a movable rail conveying belt and a movable rail motor, the movable rail conveying belt is arranged on one side, close to the fixed rail, of the movable rail, the movable rail motor is arranged at one end of the movable rail, and the other end of the movable rail is provided with a limiting baffle; the fixed rail is provided with a fixed rail conveyor belt and a fixed rail motor, the fixed rail conveyor belt is arranged on one side, close to the movable rail, of the fixed rail, the fixed rail motor is arranged at one end, far away from the movable rail motor, of the fixed rail, and the other end of the fixed rail is provided with a limiting baffle; the lifting plate is further arranged on the bottom plate, the lifting plate is connected with the bottom plate through a linear bearing, and a lifting device is arranged at the bottom of the lifting plate.
Through adopting above-mentioned technical scheme, the PCB board can be carried the detection station automatically and detect when placing on moving the track and deciding the track.
The utility model discloses a further set up to: the displacement device comprises two displacement lead screws which are connected with a movable track and a fixed track and a width-adjusting stepping motor which is arranged on the bottom plate and is close to one side of the movable track, the width-adjusting stepping motor and the displacement lead screws are in transmission through a belt, and the displacement lead screws and the movable track are connected through lead screw nuts.
Through adopting above-mentioned technical scheme, can go high belt after transferring wide step motor received signal and drive the displacement lead screw rotatory, and then drive the track that moves and slide the specified distance on the slide rail, the convenient and easy to adjust track width, the PCB board of the various sizes of adaptation that can be very convenient.
The utility model discloses a further set up to: the top end of the movable rail is provided with a movable rail clamping jaw, and the length of the part of the movable rail clamping jaw extending out of the movable rail is the same as the width of the movable rail conveying belt; the top end of the fixed rail is provided with a fixed rail clamping jaw, and the length of the part of the fixed rail clamping jaw extending out of the fixed rail is the same as the width of the fixed rail conveyor belt; the movable rail conveying belt is provided with a movable rail top plate below, the fixed rail conveying belt is provided with a fixed rail top plate below, the movable rail top plate is connected with the lifting plate through a spring, and the fixed rail top plate is connected with the lifting plate through a spring.
Through adopting above-mentioned technical scheme, can go on moving rail roof and fixed rail roof through promoting to rise the board, with the jack catch together with the PCB board clamp, have the conveyer belt separation between roof and the PCB board simultaneously, can not direct contact, avoided the roof to harm the condition of PCB board.
The utility model discloses a further set up to: the movable rail roof is provided with movable rail sensor mounting bracket near one side of limit baffle, the fixed rail roof is provided with fixed rail sensor mounting bracket near one side of limit baffle, all be provided with photoelectric sensor on movable rail sensor mounting bracket and the fixed rail sensor mounting bracket.
Through adopting above-mentioned technical scheme, the photoelectric sensor is sheltered from earlier when the PCB board is carried on the conveyer belt, and photoelectric sensor signals lets move rail motor and fixed rail motor speed reduction to do not cause the PCB board directly to hit on limit baffle, play the effect of protection PCB board.
The utility model discloses a further set up to: the limiting baffle comprises a baffle stepping motor, a baffle swing arm, a baffle sliding block and a separation blade, the baffle swing arm is used for connecting the baffle stepping motor and the baffle sliding block, and the separation blade is arranged at the top end of the baffle sliding block.
Through adopting above-mentioned technical scheme, can be simple become the lift of baffle with step motor's rotation.
The utility model discloses a further set up to: the lifting device comprises a lifting stepping motor and a lifting connecting rod group, the lifting stepping motor is arranged on the bottom plate, and the lifting stepping motor is connected with the lifting plate through the lifting connecting rod group.
Through adopting above-mentioned technical scheme, the lift cycle work that realizes the liter board that can be simple.
The utility model discloses a further set up to: and a plurality of sensor preformed holes are formed in the lifting plate.
Through adopting above-mentioned technical scheme, can install different sensors additional according to factory's actual demand.
The utility model discloses a further set up to: and position sensors are arranged at two ends of the movable track and the fixed track.
Through adopting above-mentioned technical scheme, can raise the contralateral limit baffle when hiding one side sensor for anchor clamps both sides can all be as the entry of PCB board, make the installation of anchor clamps more nimble.
The utility model has the advantages that: can discern the feed position of PCB board fast through the combination of sensor, conveyer belt, jack catch to carry the detection position, and set up one side and be the movable rail way, can be according to the big or small free adjustment track interval of the PCB board of required detection, can be adapted to diversified production, the utility model discloses it is outstanding to effect, simple structure, maintenance convenience, should promote the practicality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an enlarged view of the position a of the present invention.
Fig. 3 is a schematic perspective view of another angle of the present invention.
Fig. 4 is a schematic structural view of the lifting plate and the lifting device of the present invention.
In the figure, 1, a moving track; 11. a moving rail conveyor belt; 12. a moving rail motor; 13. a movable rail jaw; 14. a movable rail top plate; 15. A moving rail sensor mounting rack; 2. fixing a track; 21. a fixed-rail conveyor belt; 22. a track fixing motor; 23. a track fixing claw; 24. a fixed rail top plate; 25. a fixed rail sensor mounting rack; 3. a base plate; 31. a slide rail; 32. lifting the plate; 321. a spring; 33. a lifting device; 331. a lifting stepping motor; 332. a lifting connecting rod group; 333. a sensor prepared hole; 334. a linear bearing; 4. A displacement device; 41. a displacement screw; 42. a width-adjustable stepping motor; 43. a lead screw nut; 5. a limit baffle; 51. a baffle stepper motor; 52. a baffle swing arm; 53. a baffle slider; 54. a baffle plate; 6. a photosensor; 7. a position sensor.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments.
In this embodiment, as shown in fig. 1 and fig. 3, a bottom plate 3 is located at the lowest part of the fixture, two rails, namely, a moving rail 1 and a fixed rail 2, are arranged at the bottom part, the fixed rail 2 is fixedly connected to the bottom plate 3, two sliding rails 31 are arranged on the bottom plate 3 in a direction perpendicular to the direction of the fixed rail 2, the sliding rails 31 are respectively located at two ends of the fixed rail 2, and the moving rail 1 is erected on the sliding rails 31 and is slidably connected with the sliding rails 31. The fixed rail is provided with a fixed rail conveyor belt 21, a fixed rail motor 22, a fixed rail jaw 23, a fixed rail top plate 24 and a fixed rail sensor mounting frame 25, wherein the fixed rail conveyor belt 21 is arranged on the side surface of one side of the fixed rail close to the movable rail and is driven by the fixed rail motor 22, the fixed rail jaw 23 is arranged at the top end of the fixed rail 2, the length of the extending part is the same as the width of the fixed rail conveyor belt 21, the fixed rail top plate 24 is arranged beside the fixed rail conveyor belt 21 on the side surface of the fixed rail 2, and the fixed rail sensor mounting frame 25 is mounted on the fixed rail top plate 24; the movable rail sensor mounting rack comprises a movable rail conveyor belt 11, a movable rail motor 12, a movable rail clamping jaw 13, a movable rail top plate 14 and a movable rail sensor mounting rack 15, wherein the movable rail conveyor belt 11 is arranged on the side surface of the movable rail close to one side of the movable rail and is driven by the movable rail motor 12, the movable rail clamping jaw 13 is arranged at the top end of the movable rail 1, the length of the extending part is the same as the width of the movable rail conveyor belt 11, the movable rail top plate 14 is arranged beside the movable rail conveyor belt 11 on the side surface of the movable rail 1, and the movable rail sensor mounting rack 15 is mounted on the movable rail top plate 14; two ends of the movable track 1 and the fixed track 2 are both provided with position sensors 7; when the PCB is sent into the tool, the position sensor 7 detects the entering position of the PCB, sends a rotating direction instruction to the motor, the motor drives the conveyor belt to send the PCB into the detection position,
all be provided with photoelectric sensor 6 on fixed rail sensor mounting bracket 25 and the movable rail sensor mounting bracket 15, all be provided with limit baffle 5 in fixed rail sensor mounting bracket 25 and the movable rail sensor mounting bracket 15 outside, limit baffle 5 has baffle step motor 51, baffle swing arm 52, baffle slider 53 and separation blade 54 to constitute, and the structure is as shown in fig. 2, and step motor drive baffle swing arm 52 is undetermined baffle slider 53 and is reciprocated, and separation blade 54 sets up on baffle slider 53 top. When the position sensor 7 detects the entering position of the PCB, the opposite limiting baffle 5 is lifted, the photoelectric sensor 6 is started, and when the front end of the PCB passes through the photoelectric sensor 6, the fixed rail motor 22 and the movable rail motor 12 decelerate to drive the PCB to decelerate and finally stop in front of the limiting baffle 54.
In this embodiment, as shown in fig. 4, a lifting plate 32 is disposed on a bottom plate 3, the lifting plate 32 is connected to the bottom plate 3 through a linear bearing 334, a lifting step motor 331 is disposed on the bottom plate 3, the lifting step motor 331 is connected to the lifting plate 32 through a lifting link set 332, the lifting step motor 331 can drive the lifting link set 332 to move to drive the lifting plate 32 to move up and down, the lifting plate 32 is connected to a fixed rail top plate 24 through a spring 321, and the lifting plate 32 is connected to a movable rail top plate 14 through a spring 321. When the PCB moves to the detection position, all the photoelectric sensors 6 at the corresponding positions all send out the type, so that the lifting stepping motor 331 moves to drive the lifting plate 32 to lift, the lifting plate 32 lifts to drive the spring 321 to lift and further drive the movable rail top plate 14 and the fixed rail top plate 24 to lift, the upper edge of the conveyor belt is lifted, the PCB is clamped between the conveyor belt and the clamping jaws, and a plurality of sensor reserved holes 333 are reserved on the lifting plate 32 for installing sensors of various types as required.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a PCB optical detection frock, includes movable rail (1), fixed rail (2) and bottom plate (3), its characterized in that: the movable rail (1) and the fixed rail (2) are arranged on the bottom plate (3) in parallel, the fixed rail (2) is arranged on one side of the bottom plate (3), slide rails (31) are arranged on two sides, perpendicular to the fixed rail (2), of the bottom plate (3), two ends of the movable rail (1) are erected on the slide rails (31), and the movable rail (1) and the fixed rail (2) are connected through a displacement device (4); a moving rail conveyor belt (11) and a moving rail motor (12) are arranged on the moving rail (1), the moving rail conveyor belt (11) is arranged on one side, close to the fixed rail (2), of the moving rail (1), the moving rail motor (12) is arranged at one end of the moving rail (1), and a limiting baffle (5) is arranged at the other end of the moving rail (1); a fixed rail conveyor belt (21) and a fixed rail motor (22) are arranged on the fixed rail (2), the fixed rail conveyor belt (21) is arranged on one side, close to the movable rail (1), of the fixed rail (2), the fixed rail motor (22) is arranged on one end, far away from the movable rail motor (12), of the fixed rail (2), and a limiting baffle (5) is arranged at the other end of the fixed rail (2); the lifting device is characterized in that a lifting plate (32) is further arranged on the bottom plate (3), the lifting plate (32) is connected with the bottom plate (3) through a linear bearing (334), and a lifting device (33) is arranged at the bottom of the lifting plate (32).
2. The PCB optical detection tool of claim 1, wherein: the displacement device (4) comprises two displacement lead screws (41) connected with a movable track (1) and a fixed track (2) and a width-adjusting stepping motor (42) arranged on the bottom plate (3) and close to one side of the movable track (1), the width-adjusting stepping motor (42) and the displacement lead screws (41) are in belt transmission, and the displacement lead screws (41) are connected with the movable track (1) through lead screw nuts (43).
3. The PCB optical detection tool of claim 1, wherein: a movable rail clamping jaw (13) is arranged at the top end of the movable rail (1), and the length of the part, extending out of the movable rail (1), of the movable rail clamping jaw (13) is the same as the width of the movable rail conveyor belt (11); a fixed rail clamping jaw (23) is arranged at the top end of the fixed rail (2), and the length of the part of the fixed rail clamping jaw (23) extending out of the fixed rail (2) is the same as the width of the fixed rail conveyor belt (21); a movable rail top plate (14) is arranged below the movable rail conveyor belt (11), a fixed rail top plate (24) is arranged below the fixed rail conveyor belt (21), the movable rail top plate (14) is connected with the lifting plate (32) through a spring (321), and the fixed rail top plate (24) is connected with the lifting plate (32) through the spring (321).
4. The PCB optical detection tool of claim 3, wherein: the movable rail sensor mounting frame is characterized in that a movable rail sensor mounting frame (15) is arranged on one side, close to a limit baffle (5), of the movable rail top plate (14), a fixed rail sensor mounting frame (25) is arranged on one side, close to the limit baffle (5), of the fixed rail top plate (24), and photoelectric sensors (6) are arranged on the movable rail sensor mounting frame (15) and the fixed rail sensor mounting frame (25).
5. The PCB optical detection tool of claim 1, wherein: the limiting baffle (5) comprises a baffle stepping motor (51), a baffle swing arm (52), a baffle sliding block (53) and a baffle piece (54), the baffle swing arm (52) is used for connecting the baffle stepping motor (51) and the baffle sliding block (53), and the baffle piece (54) is arranged at the top end of the baffle sliding block (53).
6. The PCB optical detection tool of claim 1, wherein: the lifting device (33) comprises a lifting stepping motor (331) and a lifting connecting rod set (332), the lifting stepping motor (331) is arranged on the bottom plate (3), and the lifting stepping motor (331) is connected with the lifting plate (32) through the lifting connecting rod set (332).
7. The PCB optical detection tool of claim 6, wherein: the lifting plate (32) is provided with a plurality of sensor preformed holes (333).
8. The PCB optical detection tool of claim 1, wherein: and position sensors (7) are arranged at two ends of the movable track (1) and the fixed track (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921998816.2U CN210982201U (en) | 2019-11-19 | 2019-11-19 | PCB optical detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921998816.2U CN210982201U (en) | 2019-11-19 | 2019-11-19 | PCB optical detection tool |
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| Publication Number | Publication Date |
|---|---|
| CN210982201U true CN210982201U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921998816.2U Active CN210982201U (en) | 2019-11-19 | 2019-11-19 | PCB optical detection tool |
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| CN (1) | CN210982201U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158589A (en) * | 2020-10-13 | 2021-01-01 | 苏州象平自动化科技有限公司 | Full-automatic feeding machine |
| CN112158590A (en) * | 2020-10-13 | 2021-01-01 | 苏州象平自动化科技有限公司 | Full-automatic blanking machine |
| CN112320216A (en) * | 2020-10-13 | 2021-02-05 | 苏州象平自动化科技有限公司 | Full-automatic two-in-one board separator |
| CN112478583A (en) * | 2020-12-11 | 2021-03-12 | 湖北中纬幸和自动化设备科技有限公司 | Conveying and positioning device of PCB optical detection machine |
-
2019
- 2019-11-19 CN CN201921998816.2U patent/CN210982201U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158589A (en) * | 2020-10-13 | 2021-01-01 | 苏州象平自动化科技有限公司 | Full-automatic feeding machine |
| CN112158590A (en) * | 2020-10-13 | 2021-01-01 | 苏州象平自动化科技有限公司 | Full-automatic blanking machine |
| CN112320216A (en) * | 2020-10-13 | 2021-02-05 | 苏州象平自动化科技有限公司 | Full-automatic two-in-one board separator |
| CN112158590B (en) * | 2020-10-13 | 2022-05-17 | 苏州象平自动化科技有限公司 | Full-automatic blanking machine |
| CN112478583A (en) * | 2020-12-11 | 2021-03-12 | 湖北中纬幸和自动化设备科技有限公司 | Conveying and positioning device of PCB optical detection machine |
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