阅读说明：本技术 Pcb板检测擦拭一体机 (PCB (printed circuit board) detecting and wiping integrated machine ) 是由 王怀军 柴先接 于 2019-09-16 设计创作，主要内容包括：本发明公开了一种PCB板检测擦拭一体机,涉及PCB板清洁技术领域,旨在解决现有的PCB板金手指清洁机效率低且不安全的问题。其技术方案要点是,包括：水平设置在壳体内的工作台,机体的一端设置有进料口,机体的另一端设置有出料口；承载于工作台且用于将PCB板由进料口向出料口方向输送的输送机构；设置在工作台靠近进料口的一端、用于对PCB板的金手指进行检测的检测组件；承载于工作台、用于对PCB板的金手指进行擦拭的擦拭机构；设置在工作台靠近出料口的一端、用于对PCB板的金手指进行吹气干燥的吹气装置。其中,擦拭机构响应于检测组件输出的检测信号而运作,吹气装置响应于擦拭机构输出的动作信号而运作,具有安全、高效、有利于节省生产成本的效果。(The invention discloses a PCB detecting and wiping integrated machine, relates to the technical field of PCB cleaning, and aims to solve the problems of low efficiency and insecurity of the existing PCB golden finger cleaning machine. The key points of the technical scheme are as follows: the workbench is horizontally arranged in the shell, one end of the machine body is provided with a feeding hole, and the other end of the machine body is provided with a discharging hole; the conveying mechanism is borne on the workbench and used for conveying the PCB from the feed inlet to the discharge outlet; the detection assembly is arranged at one end, close to the feeding hole, of the workbench and used for detecting the golden fingers of the PCB; the wiping mechanism is borne on the workbench and used for wiping the golden fingers of the PCB; the blowing device is arranged at one end of the workbench, which is close to the discharge hole, and is used for blowing and drying the golden fingers of the PCB. The wiping mechanism operates in response to a detection signal output by the detection component, and the blowing device operates in response to an action signal output by the wiping mechanism, so that the device has the effects of safety, high efficiency and contribution to saving the production cost.)

1. The utility model provides a PCB board detects cleans all-in-one which characterized in that includes:

the device comprises a shell (1), wherein a workbench (12) which partitions the upper part of the shell (1) into a working cavity (11) is horizontally arranged in the shell (1), one end of the shell (1) is provided with a feeding hole (13) communicated with the working cavity (11), and the other end of the shell (1) is provided with a discharging hole (14) communicated with the working cavity (11);

the conveying mechanism (3) is borne on the workbench (12) and is used for conveying the PCB (2) from the feeding hole (13) to the discharging hole (14);

the detection assembly (4) is arranged at one end, close to the feeding hole (13), of the workbench (12) and used for detecting golden fingers of the PCB (2) placed on the conveying mechanism (3);

the wiping mechanism (5) is borne on the workbench (12) and located above the conveying mechanism (3), and the wiping mechanism (5) is used for wiping golden fingers of the PCB (2); and the number of the first and second groups,

the blowing device (6) is arranged at one end of the workbench (12) close to the discharge hole (14) and is used for blowing the golden fingers of the PCB (2) wiped by the wiping mechanism (5);

wherein the wiping mechanism (5) is operated in response to a detection signal output by the detection component (4), and the air blowing device (6) is operated in response to an action signal output by the wiping mechanism (5).

2. The PCB board detecting and wiping all-in-one machine according to claim 1, wherein the conveying mechanism (3) comprises a conveyor belt (31), a driving shaft (32) and a conveying motor (33); the two conveyor belts (31) are arranged in parallel and are arranged along the direction from the feed port (13) to the discharge port (14); the driving shaft (32) is arranged at one end of the two conveyor belts (31) in the same direction and is used for driving the two conveyor belts (93) to synchronously rotate, and the conveying motor (33) is arranged at one side of the conveyor belts (31) and is in transmission connection with one end of the driving shaft (32); the two conveyor belts (31) jointly bear carriers (34) used for placing the PCB (2), the carriers (34) are square, and the distance between the two conveyor belts (31) is smaller than the width or the length of the carriers (34).

3. The PCB detecting and wiping all-in-one machine as claimed in claim 2, wherein the detecting component (4) comprises a first industrial CCD camera component (41) and a second industrial CCD camera component (42), the first industrial CCD camera component (41) is arranged above the conveyor belt (31) and is used for detecting top surface images of golden fingers on the PCB (2), and the second industrial CCD camera component (42) is arranged on one side of the conveyor belt (31) and is used for detecting side surface images of the golden fingers on the PCB (2).

4. The PCB board detecting and wiping all-in-one machine as recited in claim 3, wherein the second industrial CCD camera component (42) comprises a side CCD camera (43), a light gathering cylinder (44), a reflective lens (45) and a connecting plate (46); the light gathering cylinder (44) is arranged on one side of the conveying belt (31) and is positioned above the conveying belt (31), the opening of the light gathering cylinder (44) faces the direction of the conveying belt (31), and the bottom end of the light gathering cylinder is also arranged in an opening manner; the reflective lens (45) is arranged on the inner bottom wall of the light gathering cylinder (44) and is inclined at an angle of 45 degrees, the side CCD camera (43) is positioned right below the light gathering cylinder (44), and the lens of the side CCD camera is aligned with the reflective lens (45); the connecting plate (46) is connected between the light gathering cylinder (44) and the workbench (12).

5. The PCB board detecting and wiping all-in-one machine is characterized in that an upper jacking mechanism (7) for jacking up a carrier (34) is carried on the workbench (12) and is positioned below the conveyor belt (31), and the upper jacking mechanism (7) comprises a mounting frame (71), a jacking cylinder (72) and a jacking plate (73); the jacking plate (73) is positioned between the two conveyor belts (31), the mounting frame (71) is positioned below the conveyor belts (31) and is fixedly connected with the workbench (12), the jacking cylinder (72) is arranged in the mounting frame (71), and a piston rod of the jacking cylinder penetrates through the top end of the mounting frame (71) and is connected with the jacking plate (73); the bottom end of the jacking plate (73) is vertically provided with a guide rod (74), and the top end of the mounting frame (71) is provided with a guide hole (75) for the guide rod (74) to penetrate through and to be in sliding fit with the guide rod (74).

6. The PCB detecting and wiping integrated machine according to claim 5, wherein a blocking mechanism (8) is arranged between the two conveyor belts (31) and on one side of the jacking plate (73) close to the discharge hole (14), and the blocking mechanism (8) comprises a blocking cylinder (81) and a blocking block (82); the blocking cylinder (81) is connected with the workbench (12) and a piston rod of the blocking cylinder is vertically arranged upwards, and the blocking block (82) is located below the top of the conveyor belt (31) and connected with the piston rod of the blocking cylinder (81).

7. The PCB detecting and wiping integrated machine according to claim 5, wherein a plurality of positioning cylinders (83) borne by the workbench (12) are arranged above the conveying mechanism (3) and on two sides of the conveying mechanism (3), a positioning block (84) is connected to a piston rod of each positioning cylinder (83), and the positioning cylinders (83) are used for driving the positioning blocks (84) to abut against the outer side wall of the carrier (34).

8. The PCB detecting and wiping integrated machine according to claim 1, wherein the blowing device (6) comprises a fixed frame (61), an ion wind blowing pipe (62) and an ion wind supply piece, the fixed frame (61) is connected with the workbench (12), the ion wind blowing pipe (62) is connected with the fixed frame (61) and one end of the ion wind blowing pipe faces the conveying mechanism (3), and the other end of the ion wind blowing pipe (62) is connected with the ion wind supply piece.

9. The PCB detecting and wiping integrated machine according to claim 1, wherein the wiping mechanism (5) comprises a portal frame (51) arranged on the workbench (12) and positioned at one side of the conveying mechanism (3), and a feeding tray (52), a receiving tray (53), a driving motor (54), a wiping cylinder (55) and a wiping head (56) which are carried on the portal frame (51); the feeding disc (52) and the material receiving disc (53) are sequentially arranged along the conveying direction of the PCB (2), and the driving motor (54) is coaxially connected with the material receiving disc (53) and is used for driving the material receiving disc (53) to wind the material belt released by the feeding disc (52); the wiping cylinder (55) is arranged between the feeding disc (52) and the receiving disc (53), and a piston rod of the wiping cylinder (55) is arranged vertically downwards and is connected with the wiping head (56); the wiping head (56) is used for driving the material belt between the feeding disc (52) and the material receiving disc (53) to be abutted against a golden finger on the PCB (2), and the wiping head (56) is also connected with a transfusion device used for spraying wiping liquid to the material belt.

10. The PCB detecting and wiping integrated machine according to claim 9, wherein a liquid outlet (561) is formed at the bottom end of the wiping head (56), and a liquid inlet (562) communicated with the liquid outlet (561) is formed in the side wall of the wiping head (56); the infusion device is an infusion pump (57) arranged on the workbench (12), and the liquid inlet hole (562) is connected with the infusion pump (57) through a hose; the automatic feeding device is characterized in that a mounting plate (58) is arranged between the portal frame (51) and the feeding disc (52), a linear module (59) used for driving the mounting plate (58) to move along the length direction of the portal frame (51) is arranged between the mounting plate (58) and the portal frame (51), and the feeding disc (52), the receiving disc (53), the driving motor (54), the wiping cylinder (55) and the wiping head (56) are all supported on the mounting plate (58).

Technical Field

The invention relates to the technical field of PCB cleaning, in particular to a PCB detecting and wiping integrated machine.

Background

The golden finger consists of a plurality of golden conductive contact blades which are arranged on the circuit board and are used for transmitting signals. The surface of the conductive contact on the PCB is plated with gold and the conductive contact is arranged like a finger, so the PCB is called a 'gold finger'. After low-pressure injection molding in wire harness processing, since the gold fingers of the PCB may be stained, it is necessary to clean the gold fingers with alcohol to ensure the signal transmission performance.

The prior Chinese patent with the publication number of CN206838570U discloses a PCB golden finger cleaning machine, which comprises a water pipe and a base, wherein a needle cylinder is connected with a dispenser in a matching way, and the dispenser is arranged on the right side of the top end of the base; a sponge frame is arranged on the left side of the top end of the base, and a sponge is arranged on the inner side of the sponge frame; the needle cylinder is positioned on the top side of the sponge frame, and the water outlet of the needle cylinder is connected with the left top side of the sponge in a wrapping mode; be connected through the water pipe between cylinder and the point gum machine, adopt in the pneumatic point gum machine promotes the alcohol in the cylinder to the sponge, make the sponge absorb alcohol fast, and the sponge is the two parts of connecting from top to bottom, and the front side forms a bar between these two parts and wipes the test region, draws the sponge and the dry sponge of being stained with alcohol with the PCB board from a left side to the right side, thereby disposable completion is clean and the action of wiping futilely, has replaced original needs one hand to take the alcohol sponge and the mode is made to the formula of wiping of another hand of PCB board.

However, the above prior art solutions have the following drawbacks:

firstly, manual wiping, namely manually scratching the PCB from left to right through the sponge stained with alcohol and the dry sponge is unsafe, and because the angle speed of scratching the sponge and the like depend on manual operation, the golden fingers on the PCB are easily damaged, and the wiping efficiency is low;

secondly, not every golden finger on the PCB needs to be wiped, but when a manual wiping mode is adopted, the difference of the circuit boards which need to be wiped or do not need to be wiped is difficult to distinguish through naked eyes, so that a full wiping method is usually adopted, and the full wiping not only increases the labor intensity of workers, but also increases the production cost.

Disclosure of Invention

The invention aims to provide a PCB detecting and wiping integrated machine which has the advantages of safety, high efficiency and contribution to saving of production cost.

The above object of the present invention is achieved by the following technical solutions:

a PCB board detects and wipes all-in-one, includes:

the device comprises a shell, wherein a workbench which divides the upper part of the shell into working chambers is horizontally arranged in the shell, one end of the shell is provided with a feeding hole communicated with the working chambers, and the other end of the shell is provided with a discharging hole communicated with the working chambers;

the conveying mechanism is borne on the workbench and is used for conveying the PCB from the feed inlet to the discharge outlet;

the detection assembly is arranged at one end, close to the feeding hole, of the workbench and used for detecting the golden fingers of the PCB placed on the conveying mechanism;

the wiping mechanism is borne on the workbench and positioned above the conveying mechanism, and is used for wiping golden fingers of the PCB; and the number of the first and second groups,

the air blowing device is arranged at one end of the workbench, which is close to the discharge hole, and is used for blowing the golden fingers of the PCB wiped by the wiping mechanism;

wherein the wiping mechanism is operated in response to the detection signal output by the detection component, and the air blowing device is operated in response to the action signal output by the wiping mechanism.

Through adopting above-mentioned technical scheme, the PCB board can be earlier through detecting element's detection before being carried to wiping mechanism department, only when the golden finger that detects the PCB board need clean, wiping mechanism just can move to wiping position at the PCB board and clean it to dry the golden finger through gas blowing device after cleaning the completion, replaced artificial observation and cleaned, accelerated and cleaned efficiency, saved manufacturing cost. On the other hand, compared with manual wiping, the invention can also avoid the damage of the circuit board and/or the golden finger caused by the manual wiping, thereby improving the safety.

The invention is further configured to: the conveying mechanism comprises a conveying belt, a driving shaft and a conveying motor; the two conveyor belts are parallel to each other and arranged along the direction from the feed inlet to the discharge outlet; the driving shaft is arranged at one end of the two conveyor belts in the same direction and is used for driving the two conveyor belts to synchronously rotate, and the conveying motor is arranged at one side of the conveyor belts and is in transmission connection with one end of the driving shaft; the carrier that is used for placing the PCB board is born to the common on two conveyer belts, the carrier is square, and two distance between the conveyer belt is less than the width or the length of carrier.

By adopting the technical scheme, after the PCB is correspondingly placed on the carrier, the conveyer belt can drive the carrier to move forwards and sequentially carry out the processes of detection, wiping, blowing and the like, so that the automation is realized, and the production efficiency is accelerated.

The invention is further configured to: the detection assembly comprises a first industrial CCD camera assembly and a second industrial CCD camera assembly, the first industrial CCD camera assembly is arranged above the conveying belt and used for detecting top surface images of golden fingers on the PCB, and the second industrial CCD camera assembly is arranged on one side of the conveying belt and used for detecting side surface images of the golden fingers on the PCB.

Through adopting above-mentioned technical scheme, through the cooperation of industry CCD camera subassembly one and industry CCD camera subassembly two, whether detection PCB board golden finger that can be more accurate need clean, has improved the detection precision of equipment.

The invention is further configured to: the industrial CCD camera component II comprises a side CCD camera, a light gathering cylinder, a reflecting lens and a connecting plate; the light gathering cylinder is arranged on one side of the conveying belt and above the conveying belt, an opening of the light gathering cylinder faces the conveying belt direction, and the bottom end of the light gathering cylinder is also arranged in an opening manner; the side CCD camera is positioned right below the light gathering cylinder, and a lens of the side CCD camera is aligned with the reflective lens; the connecting plate is connected between the light gathering cylinder and the workbench.

Through adopting above-mentioned technical scheme, when the carrier that places the PCB board passes through the spotlight section of thick bamboo, the side CCD camera can shoot the side picture of PCB board golden finger through reflection of light lens to the degree of accuracy that detects has been improved. On the other hand, the side CCD camera is vertically arranged and reflects the picture through the reverse-looking lens, so that the space on the workbench can be fully utilized, the whole volume of the device is smaller, and the device is convenient to place and move.

The invention is further configured to: an upper jacking mechanism for jacking the carrier is carried on the workbench and positioned below the conveyor belt, and the upper jacking mechanism comprises an installation frame, a jacking cylinder and a jacking plate; the jacking plate is positioned between the two conveyor belts, the mounting frame is positioned below the conveyor belts and is fixedly connected with the workbench, the jacking cylinder is arranged in the mounting frame, and a piston rod of the jacking cylinder penetrates through the top end of the mounting frame and is connected with the jacking plate; the bottom of jacking board is vertical to be provided with the guide bar, the top of installing frame is provided with the guide hole that supplies the guide bar to pass and with guide bar sliding fit.

Through adopting above-mentioned technical scheme, when the carrier moved to wiping mechanism below, upward the mechanism can jack up the carrier to carry out strong support to the carrier, be convenient for wipe the wiping mechanism to the gold finger.

The invention is further configured to: a blocking mechanism is arranged between the two conveyor belts and on one side, close to the discharge port, of the jacking plate, and comprises a blocking cylinder and a blocking block; the stop cylinder is connected with the workbench, a piston rod of the stop cylinder is vertically arranged upwards, and the stop block is located below the top of the conveyor belt and connected with the piston rod of the stop cylinder.

Through adopting above-mentioned technical scheme, when the golden finger on the PCB needs to be cleaned, block that the cylinder drive blocks the piece and rise to being blocked by the piece and the position corresponds the accuracy with last top mechanism after the carrier moves to wiping mechanism and transfers, having improved wiping mechanism and cleaned the precision of golden finger.

The invention is further configured to: the top of conveying mechanism and the both sides that are located conveying mechanism all are provided with a plurality of location cylinders that bear in the workstation, each the piston rod of location cylinder all is connected with the locating piece, the location cylinder is used for driving the lateral wall counterbalance of locating piece and carrier.

By adopting the technical scheme, after the carrier is jacked up by the jacking mechanism, the positioning cylinders can drive the corresponding positioning blocks to clamp the carrier from two sides of the carrier, so that the carrier is stably fixed at a wiping position; subsequently, the jacking mechanism descends, so that the flow of other carriers which do not need to be wiped on the conveyor belt is not influenced, and the production efficiency is further improved.

The invention is further configured to: the air blowing device comprises a fixing frame, an ion air blowing pipe and an ion air supply piece, the fixing frame is connected with the workbench, the ion air blowing pipe is connected with the fixing frame, one end of the ion air blowing pipe faces the conveying mechanism, and the other end of the ion air blowing pipe is connected with the ion air supply piece.

Through adopting above-mentioned technical scheme, PCB sheet metal finger is through wiping the back, and some wiping solution can remain in the surface, so when the carrier flow in ion wind blow pipe below after, ion wind blow pipe can aim at the golden finger and blow, realizes the drying, has saved subsequent drying process step to production efficiency has further been accelerated.

The invention is further configured to: the wiping mechanism comprises a portal frame arranged on the workbench and positioned on one side of the conveying mechanism, and a feeding disc, a material receiving disc, a driving motor, a wiping cylinder and a wiping head which are borne on the portal frame; the feeding disc and the material receiving disc are sequentially arranged along the conveying direction of the PCB, and the driving motor is coaxially connected with the material receiving disc and is used for driving the material receiving disc to roll the material belt released by the feeding disc; the wiping cylinder is arranged between the feeding tray and the receiving tray, and a piston rod of the wiping cylinder is arranged vertically downwards and is connected with the wiping head; the cleaning head is used for driving the material belt between the feeding tray and the receiving tray to be abutted against the golden finger on the PCB, and the cleaning head is also connected with an infusion device used for spraying cleaning liquid to the material belt.

Through adopting above-mentioned technical scheme, after the carrier was cliied to the locating piece, thereby the wiping head can descend and drive the material area and offset with the golden finger. Simultaneously, infusion set sprays wiping solution to the material area, and at the in-process of cleaning, the material collecting tray passes through driving motor and drives also moving, all cleans with new dustless cloth when guaranteeing to clean the golden finger to clean the effect has been guaranteed.

The invention is further configured to: a liquid outlet hole is formed in the bottom end of the wiping head, and a liquid inlet hole communicated with the liquid outlet hole is formed in the side wall of the wiping head; the infusion device is an infusion pump arranged on the workbench, and the liquid inlet hole is connected with the infusion pump through a hose; the gantry type cleaning machine is characterized in that a mounting plate is arranged between the gantry and the feeding plate, a linear module used for driving the mounting plate to move along the length direction of the gantry is arranged between the mounting plate and the gantry, and the feeding plate, the material receiving plate, the driving motor, the cleaning cylinder and the cleaning head are all supported on the mounting plate.

Through adopting above-mentioned technical scheme, at the in-process of cleaning, the material collecting tray passes through the motor and drives rotating, cleans the structure simultaneously and is driven by sharp module to the realization is cleaned fully of golden finger.

In conclusion, the beneficial technical effects of the invention are as follows:

1. through the arrangement of the conveying mechanism, the detection assembly, the wiping mechanism and the blowing device, the effects of safety, high efficiency and contribution to saving of production cost are achieved;

2. through the arrangement of the jacking mechanism, the blocking mechanism and the positioning block, the flow of the PCB which does not need to be wiped on the conveyor belt is not influenced, and the production efficiency is further accelerated;

3. through receiving tray, feed table, wiping head, wiping cylinder and the setting of sharp module, improved the effect of wiping.

Drawings

FIG. 1 is a schematic overall structure diagram of a PCB board detecting and wiping all-in-one machine according to an embodiment of the invention;

FIG. 2 is a schematic structural diagram of another PCB board inspection and wiping integrated machine according to an embodiment of the invention;

FIG. 3 is a schematic structural diagram for showing the distribution of the conveying mechanism, the detection assembly, the wiping mechanism and the air blowing devices on the workbench according to the embodiment of the invention;

FIG. 4 is a schematic structural diagram of a workbench according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of another work table according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a second industrial CCD camera module according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a jack-up mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of the wiping mechanism in positional relationship to an infusion pump according to an embodiment of the present invention;

FIG. 9 is a schematic view of a wiping mechanism according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of a mounting plate shown in an embodiment of the present invention;

fig. 11 is an enlarged view of a portion a in fig. 9;

FIG. 12 is a cross-sectional view of a wiping head shown in an embodiment of the invention.

In the figure, 1, a housing; 11. a working chamber; 12. a work table; 13. a feed inlet; 14. a discharge port; 2. a PCB board; 3. a conveying mechanism; 31. a conveyor belt; 32. a drive shaft; 33. a conveying motor; 34. a carrier; 4. a detection component; 41. an industrial CCD camera component I; 42. an industrial CCD camera component II; 43. a side CCD camera; 44. a light-gathering cylinder; 45. a light-reflecting lens; 46. a connecting plate; 47. a top surface CCD camera; 48. a top end bracket; 5. a wiping mechanism; 51. a gantry; 52. a feed tray; 53. a material receiving disc; 54. a drive motor; 55. wiping the cylinder; 56. a wiping head; 561. a liquid outlet hole; 562. a liquid inlet hole; 563. a butting block; 564. a limiting block; 57. an infusion pump; 58. mounting a plate; 581. a fixing plate; 582. a limiting plate; 583. a limiting hole; 584. a guide shaft; 59. a linear module; 6. a blowing device; 61. a fixed mount; 62. an ion wind blowing pipe; 7. a jacking mechanism; 71. installing a frame; 72. jacking a cylinder; 73. a jacking plate; 74. a guide bar; 75. a guide hole; 76. a through groove; 77. a bump; 8. a blocking mechanism; 81. a blocking cylinder; 82. a blocking block; 83. positioning the air cylinder; 84. positioning blocks; 9. a return line; 91. a mounting cavity; 92. a port; 93. and (5) conveying the belt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.