CN203164594U - PCB (printed circuit board) exposure machine and rectification mechanism thereof - Google Patents
PCB (printed circuit board) exposure machine and rectification mechanism thereof Download PDFInfo
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- CN203164594U CN203164594U CN 201320144266 CN201320144266U CN203164594U CN 203164594 U CN203164594 U CN 203164594U CN 201320144266 CN201320144266 CN 201320144266 CN 201320144266 U CN201320144266 U CN 201320144266U CN 203164594 U CN203164594 U CN 203164594U
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Abstract
The utility model relates to a PCB (printed circuit board) exposure machine and a rectification mechanism thereof, and mainly solves the problems of the existing rectification mechanism such as poor stability and low precision. The device comprises a motor, an eccentric shaft, a first bearing, a second bearing, a bearing sleeve and a tension spring, wherein the eccentric shaft is arranged at the output end of the motor; the first bearing and the second bearing are arranged on the eccentric shaft; an X-axis movement mechanism, a Y-axis movement mechanism and a rotating arm are all connected with a push plate; the first bearing forms an abutting fit with the push plate; the bearing sleeve is arranged outside the second bearing; and one end of the tension spring is connected with the push plate, and the other end is connected with the bearing sleeve. The eccentric shaft drives the bearing to form a rolling fit with the end part of the push plate so as to perform abutting action, and rolling friction is adopted instead of sliding friction. Meanwhile, the excircle roundness of the precision bearing can provide a better guarantee in comparison with the excircle roundness of the eccentric shaft, the tension length can not be changed any more, the stability is high, and the service performance is satisfactory.
Description
Technical field
The utility model relates to a kind of pick-up unit of control panel, refers in particular to a kind of PCB exposure machine and deviation correction mechanism thereof.
Background technology
Deviation correction mechanism is regulated PCB, pin penetrates the PCB hanging plate hole, during adjusting, move, rotate the drive pcb board by pin and realize fine setting, extension spring one end in the background technology is fixing, and an end is to stretch with moving component, so talk about, move distance increases, and the pulling force of extension spring also increases, and motor stability meeting when the load that reply changes is poorer.Directly with the surface drive slide plate of excentric shaft, bigger sliding resistance is arranged during eccentric drive, simultaneously circularity and the direct motion-affecting precision of surfaceness of excentric shaft cylindrical.In addition, when deviation correction mechanism rotated at pivot arm, two pin axles seesawed respectively and regulate, but because the relative distance of the hanging plate hole of pcb board is changeless, therefore when rotated, can not compensate automatically, so just stuck easily, directly influence degree of regulation.In order to guarantee precision, need to keep the spacing of two pins stable.
Summary of the invention
In order to overcome deficiency and the defective in the background technology, the utility model provides a kind of PCB exposure machine and deviation correction mechanism thereof, solves existing deviation correction mechanism and has poor stability, the problem that precision is low.
The technical solution of the utility model is: a kind of PCB deviation correction mechanism, comprise X-axis travel mechanism, y-axis shift actuation mechanism and adjusting part, described X-axis travel mechanism drives adjusting part and moves along X-direction, described y-axis shift actuation mechanism drives adjusting part and moves along Y direction, described adjusting part comprises pivot arm, installing plate, the two ends of described pivot arm are provided with pin, described pivot arm is articulated on the installing plate, described installing plate respectively with described X-axis travel mechanism, the y-axis shift actuation mechanism is connected, also comprise first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism, described first top-pushing mechanism promotes described X-axis travel mechanism and moves along X-axis, described second top-pushing mechanism promotes described y-axis shift actuation mechanism and moves along Y direction, the end that described the 3rd top-pushing mechanism promotes described pivot arm rotates around pin joint, described first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism include motor, excentric shaft, clutch shaft bearing, second bearing, bearing holder (housing, cover) and extension spring, described excentric shaft is located at the output terminal of motor, described clutch shaft bearing, second bearing holder (housing, cover) is located on the excentric shaft, described X-axis travel mechanism, y-axis shift actuation mechanism and pivot arm all are connected with push pedal, described clutch shaft bearing cooperates with the push pedal roof pressure, described bearing holder (housing, cover) is located at outside second bearing, described extension spring one end is fixedlyed connected with push pedal, and the other end is fixedlyed connected with described bearing holder (housing, cover).
Also comprise first slide rail of placing towards Y direction, the described push pedal that is connected with pivot arm cooperates with the described first slide rail slippage, be hinged with bindiny mechanism on the described pivot arm, and described push pedal is rotated the described bindiny mechanism of formation along the length direction slippage of pivot arm by described bindiny mechanism roof pressure pivot arm.
Described bindiny mechanism comprises first slide block, rotating shaft and the 3rd bearing, described rotating shaft is fixedly connected on first slide block, described pivot arm is provided with through hole, described the 3rd bearing fixing is in through hole, described rotating shaft matches with described the 3rd bearing, fixedly has in the described push pedal with described first slide block to constitute second slide rail that is slidingly matched.
Described installing plate is provided with the balanced controls that support pivot arm, and described balanced controls comprise arc-shaped guide rail, second slide block, and described arc-shaped guide rail is fixed in installing plate, and described second slide block is installed on the pivot arm and with arc-shaped guide rail and is slidingly matched.
Described X-axis travel mechanism comprises X-axis guide rail, X-axis slide plate, described X-axis slide plate and X-axis guide rail are slidingly matched, described push pedal is fixedlyed connected with described X-axis slide plate, described y-axis shift actuation mechanism comprises Y-axis guide rail, Y-axis slide plate, described Y-axis guide rail is perpendicular with the X-axis guide rail and fixedly connected with the X-axis slide plate, described Y-axis slide plate and Y-axis guide rail are slidingly matched, and described installing plate is fixedlyed connected with the Y-axis slide plate, and described push pedal is fixedlyed connected with installing plate.
Fixedly there is erecting frame the side, two ends of described pivot arm, and described erecting frame is provided with deep-slotted chip breaker, and described pin is installed in the described deep-slotted chip breaker.
Described pivot arm is provided with cylinder, and the piston rod of described cylinder is connected with described erecting frame, and the piston rod of described cylinder is flexible to be constituted between two described pins apart from adjustable.
Described bearing holder (housing, cover) is provided with the drag hook that is threaded with described bearing holder (housing, cover), and described extension spring one end is fixed on the described drag hook.
A kind of PCB exposure machine comprises load frame and PCB deviation correction mechanism, and described PCB deviation correction mechanism is installed on the load frame.
The beneficial effects of the utility model: drive bearing by excentric shaft and cooperate the realization roof pressure with the end formation rolling of push pedal, replace sliding friction with rolling friction, the cylindrical circularity of precision bearing is more guaranteed than the cylindrical circularity of excentric shaft simultaneously, the precision height, good stability, and the tensile elongation of extension spring no longer changes, and usability is good.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is A place structure enlarged drawing in the utility model.
Fig. 3 is the structural representation of another angle of the utility model.
Fig. 4 is projection view of the present utility model.
Fig. 5 is the structure enlarged drawing at B place in the utility model.
Among the figure, pivot arm 1, installing plate 2, pin 3, motor 4, excentric shaft 5, clutch shaft bearing 6, the second bearings 7, bearing holder (housing, cover) 8, drag hook 9, extension spring 10, push pedal 11, the first slide blocks 12, rotating shaft 13, the three bearings 14, through hole 15, the second slide rails 16, arc-shaped guide rail 17, the second slide blocks 18, X-axis guide rail 19, X-axis slide plate 20, Y-axis guide rail 21, Y-axis slide plate 22, erecting frame 23, deep-slotted chip breaker 24, the first slide rails 25, cylinder 26.
Embodiment
At accompanying drawing embodiment of the present utility model is described further below:
As shown in the figure, a kind of PCB deviation correction mechanism, comprise X-axis travel mechanism, y-axis shift actuation mechanism and adjusting part, described X-axis travel mechanism drives adjusting part and moves along X-direction, described y-axis shift actuation mechanism drives adjusting part and moves along Y direction, described adjusting part comprises pivot arm 1, installing plate 2, the two ends of described pivot arm 1 are provided with pin 3, described pivot arm 1 is articulated on the installing plate 2, pivot arm 1 is connected with accurate bearing pin with the high-precision duplex angular contact ball bearing of installing plate 2 usefulness, described installing plate 2 respectively with described X-axis travel mechanism, the y-axis shift actuation mechanism is connected, also comprise first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism, described first top-pushing mechanism promotes described X-axis travel mechanism and moves along X-axis, described second top-pushing mechanism promotes described y-axis shift actuation mechanism and moves along Y direction, the end that described the 3rd top-pushing mechanism promotes described pivot arm 1 rotates around pin joint, described first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism include motor 4, excentric shaft 5, clutch shaft bearing 6, second bearing 7, bearing holder (housing, cover) 8 and extension spring 10, described excentric shaft 5 is located at the output terminal of motor 4, described clutch shaft bearing 6, second bearing 7 is sheathed on the excentric shaft 5, described X-axis travel mechanism, y-axis shift actuation mechanism and pivot arm 1 all are connected with push pedal 11, described clutch shaft bearing 6 cooperates with push pedal 11 roof pressures, described bearing holder (housing, cover) 8 is located at outside second bearing 7, described extension spring 10 1 ends are fixedlyed connected with push pedal 11, and the other end is fixedlyed connected with described bearing holder (housing, cover) 8.Motor rotates and drives excentric shaft 5, clutch shaft bearing 6 is set in outside the excentric shaft 5, driving clutch shaft bearing 6 by excentric shaft 5 cooperates with the end formation rolling of push pedal 11, overlapped the second accurate bearing 7 at excentric shaft 5, replace sliding friction with rolling friction, the cylindrical circularity of precision bearing is more guaranteed than the cylindrical circularity of excentric shaft simultaneously.And an end of extension spring 10 is fixed in the push pedal 11, the other end is fixedlyed connected with bearing holder (housing, cover) 8, during adjusting, drive clutch shaft bearing 6 roof pressure push pedals 11 by excentric shaft 5, the push pedal campaign, simultaneously, 8 swings of second bearing, 7 rotating band moving axis bearing sleeves drive extension spring and move together, thereby make extension spring 10 tensile elongations no longer change, good stability, precision height.
In the utility model, also comprise first slide rail of placing towards Y direction 25, the described push pedal 11 that is connected with pivot arm 1 cooperates with 25 slippages of described first slide rail, be hinged with bindiny mechanism on the described pivot arm 1, and described push pedal 11 is rotated the described bindiny mechanism of formation along the length direction slippage of pivot arm 1 by described bindiny mechanism roof pressure pivot arm 1.This bindiny mechanism comprises first slide block 12, rotating shaft 13 and the 3rd bearing 14, described rotating shaft 13 is fixedly connected on first slide block 12, described pivot arm 1 is provided with through hole 15, described the 3rd bearing 14 is fixed in the through hole 15, described rotating shaft 13 matches with described the 3rd bearing 14, fixedly has in the described push pedal 11 with described first slide block 12 to constitute second slide rail 16 that is slidingly matched.When rotation is regulated, driving push pedal 11 by top-pushing mechanism moves, promote first slide block 12, because second slide rail 16 is fixed in the end of push pedal 11, first slide block 12 is connected on the pivot arm 1 by rotating shaft 13, the 3rd bearing 14, first slide block 12 can circumferentially rotate automatic adjusting, thereby realize the function of compensation automatically, because this deviation correction mechanism has automatic compensation function, when pcb board is regulated in rotation, can compensate automatically, remain the spacing of two hanging holes, prevent from rotating stuck, effectively improve degree of regulation and stability in use energy.The bindiny mechanism here also can be for arranging chute at pivot arm, and by being provided with bearing pin in push pedal 11, this bearing pin is hinged in the chute.Pivot arm rotates, and is equivalent to bearing pin slippage in chute.
In the utility model, described installing plate 2 is provided with the balanced controls that support pivot arm 1, described balanced controls comprise arc-shaped guide rail 17, second slide block 18, and described arc-shaped guide rail 17 is fixed in installing plate 2, and described second slide block 18 is installed on the pivot arm 1 and with arc-shaped guide rail 17 and is slidingly matched.The two ends of installing plate 2 are equipped with balanced controls, and arc-shaped guide rail 17 matches with the rotation direction of pivot arm 1, by the support of 17 pairs of pivot arms 1 of arc-shaped guide rail, improve stability and degree of regulation.
In the utility model, described X-axis travel mechanism comprises X-axis guide rail 19, X-axis slide plate 20, described X-axis slide plate 20 is slidingly matched with X-axis guide rail 19, described push pedal 11 is fixedlyed connected with described X-axis slide plate 20, described y-axis shift actuation mechanism comprises Y-axis guide rail 21, Y-axis slide plate 22, described Y-axis guide rail 21 and X-axis guide rail 19 are perpendicular and fixedly connected with X-axis slide plate 20, described Y-axis slide plate 22 is slidingly matched with Y-axis guide rail 21, described installing plate 2 is fixedlyed connected with Y-axis slide plate 22, and described push pedal 11 is fixedlyed connected with installing plate 2.X-axis slide plate 20 drives by motor 4, and X-axis slide plate 20 is fixedlyed connected with Y-axis guide rail 21, Y-axis slide plate 22 is fixedlyed connected with installing plate 2, Y-axis slide plate 22 is respectively at the two ends, the left and right sides of erecting frame 2, match with the Y-axis guide rail 21 at two ends, the left and right sides respectively, described Y-axis guide rail 21 is perpendicular with X-axis guide rail 19, therefore, when X-axis is regulated, the y-axis shift actuation mechanism that drive X-axis slide plate 20 move and drive pivot arm 1 and move along X-direction, and y-axis shift is when moving, and Y-axis slide plate 22 drives pivot arm 1 on the installing plates 2 along Y-axis guide rail 21 and moves along Y direction and realize regulating.First slide rail 25 is fixed on Y-axis slide plate 22.
In the utility model, described bearing holder (housing, cover) is provided with the drag hook 9 that is threaded with described bearing holder (housing, cover), and described extension spring 10 1 ends are fixed on the described drag hook 9.Extension spring is fixed on the bearing holder (housing, cover) 8 convenient disassembly, good stability by drag hook.In addition, fixedly there is erecting frame 23 side, two ends of described pivot arm 1, and described erecting frame 23 is provided with deep-slotted chip breaker 24, and described pin 3 is installed in the described deep-slotted chip breaker 24.By pin 3 being installed in the deep-slotted chip breaker 24 of erecting frame 23, pin 3 vertically arranges, described pivot arm 1 is provided with cylinder 26, the piston rod of described cylinder 26 is connected with described erecting frame 23, the piston rod of described cylinder 26 is flexible to be constituted between two described pins 2 apart from adjustable, improve degree of regulation, usability is good.
A kind of PCB exposure machine comprises load frame, and above-mentioned PCB deviation correction mechanism, and described PCB deviation correction mechanism is installed on the load frame.It is good that this exposure machine has usability, the advantage that stable height and degree of regulation are high.
Embodiment should not be considered as the restriction to utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection domain of the present utility model.
Claims (9)
1. PCB deviation correction mechanism, comprise X-axis travel mechanism, y-axis shift actuation mechanism and adjusting part, described X-axis travel mechanism drives adjusting part and moves along X-direction, described y-axis shift actuation mechanism drives adjusting part and moves along Y direction, described adjusting part comprises pivot arm (1), installing plate (2), the two ends of described pivot arm (1) are provided with pin (3), described pivot arm (1) is articulated on the installing plate (2), described installing plate (2) respectively with described X-axis travel mechanism, the y-axis shift actuation mechanism is connected, it is characterized in that: also comprise first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism, described first top-pushing mechanism promotes described X-axis travel mechanism and moves along X-axis, described second top-pushing mechanism promotes described y-axis shift actuation mechanism and moves along Y direction, the end that described the 3rd top-pushing mechanism promotes described pivot arm (1) rotates around pin joint, described first top-pushing mechanism, second top-pushing mechanism and the 3rd top-pushing mechanism include motor (4), excentric shaft (5), clutch shaft bearing (6), second bearing (7), bearing holder (housing, cover) (8), and extension spring (10), described excentric shaft (5) is located at the output terminal of motor (4), described clutch shaft bearing (6), second bearing (7) is sheathed on the excentric shaft (5), described X-axis travel mechanism, y-axis shift actuation mechanism and pivot arm (1) all are connected with push pedal (11), described clutch shaft bearing (6) cooperates with push pedal (11) roof pressure, described bearing holder (housing, cover) (8) is located at outside second bearing (7), described extension spring (10) one ends are fixedlyed connected with push pedal (11), and the other end is fixedlyed connected with described bearing holder (housing, cover) (8).
2. PCB deviation correction mechanism according to claim 1, it is characterized in that also comprising first slide rail of placing towards Y direction (25), the described push pedal (11) that is connected with pivot arm (1) cooperates with described first slide rail (25) slippage, described pivot arm is hinged with bindiny mechanism on (1), and described push pedal (11) is rotated the described bindiny mechanism of formation along the length direction slippage of pivot arm (1) by described bindiny mechanism's roof pressure pivot arm (1).
3. PCB deviation correction mechanism according to claim 2, it is characterized in that described bindiny mechanism comprises first slide block (12), rotating shaft (13) and the 3rd bearing (14), described rotating shaft (13) is fixedly connected on first slide block (12), described pivot arm (1) is provided with through hole (15), described the 3rd bearing (14) is fixed in the through hole (15), described rotating shaft (13) matches with described the 3rd bearing (14), and described push pedal (11) is gone up fixedly to have with described first slide block (12) and constituted second slide rail (16) that is slidingly matched.
4. according to claim 1 or 2 or 3 described PCB deviation correction mechanisms, it is characterized in that described installing plate (2) is provided with the balanced controls that support pivot arm (1), described balanced controls comprise arc-shaped guide rail (17), second slide block (18), described arc-shaped guide rail (17) is fixed in installing plate (2), and described second slide block (18) is installed on pivot arm (1) and upward and with arc-shaped guide rail (17) is slidingly matched.
5. according to claim 1 or 2 or 3 described PCB deviation correction mechanisms, it is characterized in that described X-axis travel mechanism comprises X-axis guide rail (19), X-axis slide plate (20), described X-axis slide plate (20) is slidingly matched with X-axis guide rail (19), described push pedal (11) is fixedlyed connected with described X-axis slide plate (20), described y-axis shift actuation mechanism comprises Y-axis guide rail (21), Y-axis slide plate (22), described Y-axis guide rail (21) is perpendicular with X-axis guide rail (19) and fixedly connected with X-axis slide plate (20), described Y-axis slide plate (22) is slidingly matched with Y-axis guide rail (21), described installing plate (2) is fixedlyed connected with Y-axis slide plate (22), described should place's push pedal (11) fixedlying connected with installing plate (2).
6. according to claim 1 or 2 or 3 described PCB deviation correction mechanisms, fixedly there is erecting frame (23) side, two ends that it is characterized in that described pivot arm (1), described erecting frame (23) is provided with deep-slotted chip breaker (24), and described pin (3) is installed in the described deep-slotted chip breaker (24).
7. according to claim 1 or 2 or 3 described PCB deviation correction mechanisms, it is characterized in that described pivot arm (1) is provided with cylinder (26), the piston rod of described cylinder (26) is connected with described erecting frame (23), and the piston rod of described cylinder (26) is flexible to be constituted between two described pins (2) apart from adjustable.
8. according to claim 1 or 2 or 3 described PCB deviation correction mechanisms, it is characterized in that described bearing holder (housing, cover) (8) is provided with the drag hook (9) that is threaded with described bearing holder (housing, cover) (8), described extension spring (10) one ends are fixed on the described drag hook (9).
9. a PCB exposure machine comprises load frame, it is characterized in that also comprising the described PCB deviation correction mechanism of claim 1, and described PCB deviation correction mechanism is installed on the load frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144266 CN203164594U (en) | 2013-03-27 | 2013-03-27 | PCB (printed circuit board) exposure machine and rectification mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144266 CN203164594U (en) | 2013-03-27 | 2013-03-27 | PCB (printed circuit board) exposure machine and rectification mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164594U true CN203164594U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320144266 Withdrawn - After Issue CN203164594U (en) | 2013-03-27 | 2013-03-27 | PCB (printed circuit board) exposure machine and rectification mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203164594U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217875A (en) * | 2013-03-27 | 2013-07-24 | 浙江欧视达科技有限公司 | PCB (printed circuit board) exposure machine and correction mechanism thereof |
| CN104129663A (en) * | 2014-07-04 | 2014-11-05 | 孟昊 | Rolling method of coating machine and deviation rectifying system used for rolling unit of coating machine |
| CN104678721A (en) * | 2015-03-20 | 2015-06-03 | 浙江欧视达科技有限公司 | Alignment mechanism and exposure machine with same |
| CN104765253A (en) * | 2015-03-20 | 2015-07-08 | 浙江欧视达科技有限公司 | Automatic contraposition mechanism and exposure machine provided with automatic contraposition mechanism |
-
2013
- 2013-03-27 CN CN 201320144266 patent/CN203164594U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217875A (en) * | 2013-03-27 | 2013-07-24 | 浙江欧视达科技有限公司 | PCB (printed circuit board) exposure machine and correction mechanism thereof |
| CN103217875B (en) * | 2013-03-27 | 2014-12-17 | 浙江欧视达科技有限公司 | PCB (printed circuit board) exposure machine and correction mechanism thereof |
| CN104129663A (en) * | 2014-07-04 | 2014-11-05 | 孟昊 | Rolling method of coating machine and deviation rectifying system used for rolling unit of coating machine |
| CN104129663B (en) * | 2014-07-04 | 2018-03-27 | 深圳市泰仁恩科技有限公司 | A kind of winding method of coating machine and the deviation-rectifying system for coating machine rolling unit |
| CN104678721A (en) * | 2015-03-20 | 2015-06-03 | 浙江欧视达科技有限公司 | Alignment mechanism and exposure machine with same |
| CN104765253A (en) * | 2015-03-20 | 2015-07-08 | 浙江欧视达科技有限公司 | Automatic contraposition mechanism and exposure machine provided with automatic contraposition mechanism |
| CN104678721B (en) * | 2015-03-20 | 2017-12-22 | 浙江欧视达科技有限公司 | A kind of positioning mechanism and the exposure machine provided with the positioning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130828 Effective date of abandoning: 20141217 |
|
| RGAV | Abandon patent right to avoid regrant |