CN209937967U - Automatic silk screen printing machine of PCB board - Google Patents
Automatic silk screen printing machine of PCB board Download PDFInfo
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- CN209937967U CN209937967U CN201920217103.1U CN201920217103U CN209937967U CN 209937967 U CN209937967 U CN 209937967U CN 201920217103 U CN201920217103 U CN 201920217103U CN 209937967 U CN209937967 U CN 209937967U
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Abstract
The utility model provides an automatic silk screen printing machine of PCB board, including the frame and locate the silk screen printing platform of frame upper end, still be equipped with the material feeding unit who is used for inputing or exporting the silk screen printing platform with the PCB board, and be used for carrying out the aligning gear of proofreading to the PCB board that is located on the silk screen printing platform, and be used for carrying out the silk screen printing device of silk screen printing to the PCB board that is located on the silk screen printing platform and through proofreading, and be used for preventing to crush staff's safety mechanism at the silk screen printing in-process, and be used for controlling material feeding unit, aligning gear, the silk screen printing device, the controller of safety mechanism's motion. The utility model is provided with the feeding device, realizes the automatic feeding of the PCB, reduces the labor cost and improves the production efficiency; the screen printing platform is also provided with a correction mechanism which can correct the position of the PCB positioned on the screen printing platform, so that the screen printing precision is improved, and the screen printing effect is good; still be equipped with safety mechanism, can avoid silk screen printing mechanism to press operating personnel at the in-process of silk screen printing, improved the factor of safety of equipment.
Description
Technical Field
The utility model relates to a silk screen printing machine specifically is an automatic silk screen printing machine of PCB board.
Background
The PCB is required to be printed with marks such as marks in the production process, and a silk screen printing machine is a common production device. Most of the currently used PCB screen printing machines adopt a manual feeding mode, so that the labor cost is high and the production efficiency is low; the safety mechanism is lacked, the safety coefficient of the equipment is low, the worker needs to stretch the hands into the working area of the workbench during operation, and when the hands of the worker enter the working area of the screen printing platform, the hands of the worker are easily injured when the screen printing mechanism descends due to the absence of the safety mechanism, so that the safety of the worker is damaged; and lack the aligning gear who rectifies the position of PCB board for the precision of silk screen printing is low, and the quality of product is poor.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an automatic screen printer of PCB board
The utility model adopts the following technical scheme:
the utility model provides an automatic silk screen printing machine of PCB board, includes the frame and locates the silk screen printing platform of frame upper end, still includes material feeding unit, aligning gear, silk screen printing device, safety mechanism, controller, material feeding unit is used for inputing or exporting the silk screen printing platform with the PCB board, aligning gear is used for proofreasing to the PCB board that is located on the silk screen printing platform, the silk screen printing device is used for carrying out the silk screen printing to the PCB board that is located on the silk screen printing platform and through the correction, safety mechanism is used for preventing to crush the staff at silk screen printing in-process, the controller is used for controlling material feeding unit, aligning gear, silk screen printing device, safety mechanism's motion.
Furthermore, the feeding device comprises roller mechanisms arranged at two sides of the screen printing platform, a lifting mechanism for driving the roller mechanisms to do lifting motion, and a rotating mechanism for driving the roller mechanisms at one side to rotate, wherein the roller mechanisms comprise a base, a supporting arm arranged at the upper end of the base, and rollers arranged at two sides of the supporting arm and hinged with the supporting arm through a rotating shaft, a conveying belt is connected between the rollers positioned at two sides of the screen printing platform and corresponding to the supporting arm, the lifting mechanism comprises a vertical guide rail and a lifting cylinder, the vertical guide rail is connected with the base in a sliding manner, the lifting cylinder is connected with the base in a driving manner, the lifting cylinder can drive the roller mechanisms to do vertical reciprocating motion along the vertical guide rail, the rotating mechanism comprises a motor, a driving bevel gear and a driven bevel gear, the motor is fixedly connected with the base, and the, the driven bevel gear is fixedly sleeved with the rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.
Furthermore, be equipped with the conveyer belt groove that supplies the conveyer belt to pass through and with the width adaptation of conveyer belt on the silk screen printing platform.
Furthermore, all be equipped with aligning gear around the silk screen printing platform, aligning gear includes the correction block to and the correction cylinder of being connected with the correction block drive, the correction groove has all been seted up on four edges of silk screen printing platform, correction block and correction groove sliding connection, the correction cylinder can drive the correction block and be horizontal reciprocating motion along the correction groove.
Further, silk screen printing device is including portal frame, vertical guide arm, walking beam, silk screen printing mechanism, pneumatic cylinder, the position sensor of locating silk screen printing platform rear, the inboard of portal frame is equipped with vertical guide arm, the both ends of vertical guide arm respectively with the back timber of portal frame, frame fixed connection, sliding connection has the walking beam on the vertical guide arm, walking beam and the silk screen printing mechanism fixed connection that is located directly over the silk screen printing platform, the top of portal frame is equipped with the pneumatic cylinder that the push rod set up down, the pneumatic cylinder is connected with the walking beam drive, and the pneumatic cylinder can drive the walking beam and be perpendicular reciprocating motion along vertical guide arm, the upper end of silk screen printing platform is located to the position sensor.
Further, safety mechanism includes pressure sensor and safety switch, pressure sensor's top and the front end fixed connection of the push rod of pneumatic cylinder, pressure sensor's bottom and the upper end fixed connection of walking beam, the upper end of silk screen printing platform is located to the safety switch.
Furthermore, the controller is respectively and electrically connected with the lifting cylinder, the motor, the correction cylinder, the hydraulic cylinder, the position sensor, the pressure sensor and the safety switch.
The utility model has the advantages that:
1) the utility model is provided with the feeding device, realizes the automatic feeding of the PCB, reduces the labor cost and improves the production efficiency;
2) the utility model is provided with the correcting mechanism, which can correct the position of the PCB positioned on the screen printing platform, improves the screen printing precision and has good screen printing effect;
3) the utility model discloses be equipped with safety mechanism, can avoid silk screen printing mechanism to weigh at the in-process of silk screen printing and hinder operating personnel, improved the factor of safety of equipment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
the machine frame (1) is provided with a frame,
a screen printing platform 2, a conveying belt slot 21, a correction slot 22,
a base 31a, a support arm 31b, a rotating shaft 31c, a roller 31d, a conveyor belt 31e,
a vertical guide rail 32a, a lifting cylinder 32b,
a motor 33a, a drive bevel gear 33b, a driven bevel gear 33c,
the number of the correcting block 41, the correcting cylinder 42,
a gantry 51, a vertical guide rod 52, a movable beam 53, a silk-screen mechanism 54, a hydraulic cylinder 55, a position sensor 56,
the pressure sensor 61, the safety switch 62,
and a controller 7.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
The automatic screen printing machine of PCB board as shown in the attached drawing comprises a frame 1 and a screen printing platform 2 arranged at the upper end of the frame 1, and further comprises a feeding device, a correcting mechanism, a screen printing device, a safety mechanism and a controller 7, wherein the feeding device is used for inputting or outputting the PCB board to the screen printing platform, the correcting mechanism is used for correcting the PCB board on the screen printing platform, the screen printing device is used for carrying out screen printing on the PCB board on the screen printing platform and through correction, the safety mechanism is used for preventing workers from being crushed in the screen printing process, and the controller 7 is used for controlling the movement of the feeding device, the correcting mechanism, the screen printing device and the safety mechanism.
Further, material feeding unit is including locating the running roller mechanism of silk screen printing platform both sides to and drive the running roller mechanism and be elevating system of elevating movement, and drive the running roller mechanism pivoted slewing mechanism of one side, running roller mechanism includes base 31a, and locates the support arm 31b of base 31a upper end, and locate the both sides of support arm 31b and through pivot 31c and support arm 31b articulated running roller 31d, be located and be connected with conveyer belt 31e between the running roller 31d that the both sides and the position of silk screen printing platform 2 correspond, elevating system includes vertical guide rail 32a and lift cylinder 32b, vertical guide rail 32a and base 31a sliding connection, lift cylinder 32b and base 31a drive are connected, and lift cylinder 32b can drive running roller mechanism and be vertical reciprocating motion along vertical guide rail 32a, slewing mechanism includes motor 33a, The motor 33a is fixedly connected with the base 31a, the driving bevel gear 33b is fixedly sleeved with an output shaft of the motor 33a, the driven bevel gear 33c is fixedly sleeved with the rotating shaft 31c, and the driving bevel gear 33b is meshed with the driven bevel gear 33 c.
Further, a conveying belt groove 21 for the conveying belt 31e to pass through and adapted to the width of the conveying belt 31e is formed in the screen printing platform 2.
Further, all be equipped with correction mechanism around the silk screen printing platform, correction mechanism includes correction block 41 to and the correction cylinder 42 of being connected with the 41 drive of correction block, correction groove 22 has all been seted up on four edges of silk screen printing platform, correction block 41 and correction groove 22 sliding connection, correction cylinder 42 can drive correction block 41 and be horizontal reciprocating motion along correction groove 22.
Further, the silk screen printing device is including locating portal frame 51, vertical guide arm 52, walking beam 53, silk screen printing mechanism 54, pneumatic cylinder 55, the position sensor 56 at 2 backs of silk screen printing platform, the inboard of portal frame 51 is equipped with vertical guide arm 52, the both ends of vertical guide arm 52 respectively with the back timber of portal frame 51, frame 1 fixed connection, sliding connection has walking beam 53 on the vertical guide arm 52, walking beam 53 and the silk screen printing mechanism 54 fixed connection that is located directly over silk screen printing platform 2, the top of portal frame 51 is equipped with the pneumatic cylinder 55 that the push rod set up down, pneumatic cylinder 55 and walking beam 53 drive connection are connected, and pneumatic cylinder 55 can drive walking beam 53 and be vertical reciprocating motion along vertical guide arm 52, position sensor 56 locates the upper end of silk screen printing platform 2.
Further, the safety mechanism includes a pressure sensor 61 and a safety switch 62, the top end of the pressure sensor 61 is fixedly connected with the front end of the push rod of the hydraulic cylinder 55, the bottom end of the pressure sensor 61 is fixedly connected with the upper end of the movable beam 53, and the safety switch 62 is arranged at the upper end of the screen printing platform 2.
Further, the controller 7 is electrically connected to the lift cylinder 32b, the motor 33a, the correction cylinder 42, the hydraulic cylinder 55, the position sensor 56, the pressure sensor 61, and the safety switch 62, respectively.
The utility model discloses a theory of operation does:
firstly, placing a PCB to be silk-screened on the upper layer of a conveyor belt at the input end of a feeding device, wherein the upper layer of the conveyor belt is positioned above a silk-screening platform;
then, controller control motor starts, the motor drive running roller rotates, the running roller drives the conveyer belt, make the PCB board that is located treating the silk screen printing on the conveyer belt be close to towards the silk screen printing platform, when the PCB board that treats the silk screen printing reachs the assigned position on the silk screen printing platform, and trigger position sensor, position sensor sends the signal to the controller, controller control motor stops, and control lift cylinder drive roller mechanism descends, make the upper strata of conveyer belt descend to the conveyer belt inslot, at this moment, the PCB board that treats the silk screen printing is supported to the silk screen printing platform.
And then, the controller controls the correction cylinder to work, the correction cylinder drives the correction block to abut against the PCB to be silk-screened, the position of the PCB to be silk-screened is corrected, and the correction cylinder drives the correction block to reset after the correction is finished.
And then, the controller controls the hydraulic cylinder to work, the hydraulic cylinder drives the silk-screen mechanism to descend, the PCB to be silk-screened is subjected to silk-screen printing, and after the silk-screen printing is finished, the hydraulic cylinder drives the silk-screen mechanism to reset.
And finally, driving the roller mechanism to ascend through a lifting cylinder, supporting the PCB subjected to silk-screen printing away from the silk-screen printing platform through the conveyor belt, starting a motor, and outputting the PCB subjected to silk-screen printing from the silk-screen printing platform.
Wherein, at the in-process that silk screen printing mechanism descends, if receive the hindrance, pressure sensor just can be triggered to the pressure that produces, and pressure sensor sends the signal to controller, and the pneumatic cylinder stop is controlled at once to the controller, avoids weighing wounded operating personnel. If silk screen printing mechanism does not receive the hindrance at the in-process that descends, safety switch on the silk screen printing platform is directly triggered to silk screen printing mechanism, and safety switch sends the signal to the controller, like this, when silk screen printing mechanism supported the silk screen printing platform, the controller just can disregard pressure sensor's signal, made the silk screen printing continue to go on.
Specifically, the height of the safety switch extending out of the silk-screen platform is smaller than the thickness of a human hand.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (7)
1. The utility model provides an automatic silk screen printing machine of PCB board, includes the frame and locates the silk screen printing platform of frame upper end, its characterized in that still includes material feeding unit, aligning gear, silk screen printing device, safety mechanism, controller, material feeding unit is used for inputing or exporting the silk screen printing platform with the PCB board, aligning gear is used for proofreasing to the PCB board that is located on the silk screen printing platform, the silk screen printing device is used for carrying out the silk screen printing to the PCB board that is located on the silk screen printing platform and through the correction, safety mechanism is used for preventing to crush the staff at silk screen printing in-process, the controller is used for controlling material feeding unit, aligning gear, silk screen printing device, safety mechanism's motion.
2. The automatic screen printing machine for PCB of claim 1, wherein the feeding device comprises roller mechanisms disposed at both sides of the screen printing platform, a lifting mechanism for driving the roller mechanisms to perform lifting movement, and a rotating mechanism for driving the roller mechanisms at one side to rotate,
the roller mechanism comprises a base, a supporting arm arranged at the upper end of the base, and rollers arranged at two sides of the supporting arm and hinged with the supporting arm through a rotating shaft, wherein a conveying belt is connected between the rollers which are positioned at two sides of the screen printing platform and correspond to the positions of the rollers,
the lifting mechanism comprises a vertical guide rail and a lifting cylinder, the vertical guide rail is connected with the base in a sliding way, the lifting cylinder is connected with the base in a driving way, the lifting cylinder can drive the roller mechanism to vertically reciprocate along the vertical guide rail,
the rotating mechanism comprises a motor, a driving bevel gear and a driven bevel gear, the motor is fixedly connected with the base, the driving bevel gear is fixedly sleeved with an output shaft of the motor, the driven bevel gear is fixedly sleeved with the rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.
3. The automatic screen printing machine for the PCB of claim 2, wherein the screen printing platform is provided with a conveying belt groove for the conveying belt to pass through and the conveying belt groove is matched with the width of the conveying belt.
4. The automatic screen printing machine for the PCB of claim 2, wherein the screen printing platform is provided with a calibration mechanism around, the calibration mechanism comprises a calibration block and a calibration cylinder in driving connection with the calibration block, four edges of the screen printing platform are provided with calibration grooves, the calibration block is in sliding connection with the calibration grooves, and the calibration cylinder can drive the calibration block to horizontally reciprocate along the calibration grooves.
5. The automatic screen printing machine of PCB of claim 4, characterized in that, the silk screen printing device is including locating portal frame, vertical guide arm, walking beam, silk screen printing mechanism, pneumatic cylinder, the position sensor of silk screen printing platform rear, the inboard of portal frame is equipped with vertical guide arm, the both ends of vertical guide arm respectively with the back timber of portal frame, frame fixed connection, sliding connection has the walking beam on the vertical guide arm, walking beam and the silk screen printing mechanism fixed connection that is located directly over the silk screen printing platform, the top of portal frame is equipped with the pneumatic cylinder that the push rod set up down, the pneumatic cylinder is connected with the walking beam drive, and the pneumatic cylinder can drive the walking beam and do vertical reciprocating motion along vertical guide arm, the upper end of silk screen printing platform is located to the position sensor.
6. The automatic screen printing machine for the PCB of claim 5, wherein the safety mechanism comprises a pressure sensor and a safety switch, the top end of the pressure sensor is fixedly connected with the front end of a push rod of the hydraulic cylinder, the bottom end of the pressure sensor is fixedly connected with the upper end of the movable beam, and the safety switch is arranged at the upper end of the screen printing platform.
7. The automatic screen printing machine for the PCB of claim 6, wherein the controller is electrically connected with the lifting cylinder, the motor, the correction cylinder, the hydraulic cylinder, the position sensor, the pressure sensor and the safety switch respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217103.1U CN209937967U (en) | 2019-02-20 | 2019-02-20 | Automatic silk screen printing machine of PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920217103.1U CN209937967U (en) | 2019-02-20 | 2019-02-20 | Automatic silk screen printing machine of PCB board |
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| Publication Number | Publication Date |
|---|---|
| CN209937967U true CN209937967U (en) | 2020-01-14 |
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ID=69122511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920217103.1U Active CN209937967U (en) | 2019-02-20 | 2019-02-20 | Automatic silk screen printing machine of PCB board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209937967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111606078A (en) * | 2020-06-02 | 2020-09-01 | 厦门恰再注包装有限公司 | Equipment for automatically conveying materials into truck |
| CN112475874A (en) * | 2020-10-22 | 2021-03-12 | 中国建材国际工程集团有限公司 | Assembled wallboard steel construction normal position and correction warp conveyor |
-
2019
- 2019-02-20 CN CN201920217103.1U patent/CN209937967U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111606078A (en) * | 2020-06-02 | 2020-09-01 | 厦门恰再注包装有限公司 | Equipment for automatically conveying materials into truck |
| CN111606078B (en) * | 2020-06-02 | 2021-01-01 | 江西云顺新能源有限公司 | Equipment for automatically conveying materials into truck |
| CN112475874A (en) * | 2020-10-22 | 2021-03-12 | 中国建材国际工程集团有限公司 | Assembled wallboard steel construction normal position and correction warp conveyor |
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