CN218416816U

CN218416816U - Full-automatic PCB moves back PIN rubber tapping board separator

Info

Publication number: CN218416816U
Application number: CN202222090239.5U
Authority: CN
Inventors: 刘光邵; 刘光军; 刘志辉
Original assignee: Hunan Keluheng Intelligent Technology Co ltd
Current assignee: Hunan Keluheng Intelligent Technology Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2023-01-31
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a full-automatic PCB moves back PIN rubber tapping board separator, including the frame, install duplex position feed mechanism in the frame, the upset moves back PIN mechanism and PCB board transport mechanism, installs first rotary mechanism, minor face rubber tapping mechanism, second rotary mechanism, long limit rubber tapping mechanism, branch aluminum sheet mechanism and branch PCB board and backing plate mechanism in proper order along PCB board transport mechanism's transmission direction, and the backing plate distinguishes 1 times usefulness, 2 times with keeping in, 1 times with keeping in as elevation structure. The utility model adopts double-station feeding, thereby the PCB can be fed uninterruptedly, and the continuity of the PIN withdrawing and tapping work of the PCB is improved; set up the upset and move back PIN mechanism, through machine vision system, whether discernment PIN needle sets up down to reverse PCB board 180 as required, guaranteed to move back normal and the continuous of PIN work and prevented appearing that PCB board placing direction is incorrect to lead to can't move back the PIN condition.

Description

Full-automatic PCB moves back PIN rubber tapping board separator

Technical Field

The utility model relates to the field of machinary, especially, relate to a full-automatic PCB moves back PIN rubber tapping board separator.

Background

Tapping and PIN returning are used as important processes in the circuit board production process, and in order to achieve automatic tapping and PIN returning, people develop an automatic tapping and PIN returning PLN device, so as to use a PCB tapping and PIN returning automatic production line disclosed in a novel patent CN 214675893U. However, the existing glue tapping and PLN returning device has only one feeding mechanism, and the feeding mechanism needs to raise the thickness of a PCB plate every time according to the process, so that after the PCB plate in the feeding mechanism is used up, the feeding mechanism needs to wait for the feeding mechanism to descend back to the original station, and the feeding mechanism needs to work again after placing the PCB plate again, so that the process of tapping and PLN returning of the PCB plate cannot be continuously performed.

In addition, before the PIN is withdrawn, the PIN PINs protrude out of the surface of the PCB board, so that the PCB boards are difficult to stack together in the same orientation. The existing method is generally that the plate surface is fed manually one by one, and the efficiency is low. And thirdly, the existing PCB has different format specifications, and the existing PIN-retreating glue-cutting board-dividing machine cannot be adjusted according to the size of the PCB format.

Finally, need drill hole on the backing plate earlier before the PIN needle is beaten to the PCB board, the backing plate is used for protecting the drill bit, consequently has a shrinkage pool on the backing plate after the drilling, but the backing plate owing to not being bored thoroughly, consequently can reuse its upset 180 back usually, but current device mixes disposable backing plate and the backing plate of secondary use together, leads to needing the manual work to examine again, extravagant manpower.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a full-automatic PCB moves back PIN rubber tapping board separator.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a full-automatic PCB moves back PIN tapping board separator, which comprises a frame, install duplex position feed mechanism in the frame, the upset moves back PIN mechanism and PCB board transport mechanism, install first rotary mechanism in proper order along PCB board transport mechanism's transmission direction, minor face tapping mechanism, the second rotary mechanism, long limit tapping mechanism, divide aluminum sheet mechanism and branch PCB board and backing plate mechanism, the backing plate distinguishes 1 time usefulness, 2 times are kept in, 1 time is kept in for elevation structure, 1 time usefulness and 2 times use adopt CCD mode discernments, the backing plate is 1 times with CCD discernment backing plate not hole face whether porose, judge for 1 time usefulness if not the hole, use for 2 times if porose.

The double-station feeding mechanism comprises a material taking mechanism and two lifting devices, and the lifting devices are connected with a feeding supporting plate; the material taking mechanism comprises a transverse translation mechanism, the transverse translation mechanism is connected with a longitudinal translation mechanism, and the longitudinal translation mechanism is connected with a material sucking disc through a vertical lifting device.

In a further improvement, the lifting device is a servo lifting mechanism; the transverse translation mechanism and the longitudinal translation mechanism are both linear motors.

The turning PIN withdrawing mechanism comprises first vertical telescopic devices positioned on two sides of the PCB conveying mechanism, the first vertical telescopic devices are connected with first transverse telescopic devices, the first transverse telescopic devices are connected with first rotating devices, and the first rotating devices are connected with PCB clamping jaws; a clamping plate is fixed on the PCB clamping jaw; a first n-shaped frame is fixed above the PCB conveying mechanism, and a PIN withdrawing cylinder is fixed on the first n-shaped frame; the first vertical telescopic device and the first transverse telescopic device are both cylinder or screw rod mechanisms; first rotary device is the rotating electrical machines, and CCD discernment backing plate is 1 time used, 2 times are with keeping in, and 1 time is with keeping in for elevation structure, 1 time use with 2 times with adopting the CCD mode discernment, backing plate 1 time with CCD discernment backing plate not bore the hole face whether porose, if do not have the hole to judge for 1 time use, if porose for 2 times use.

The first rotating mechanism and the second rotating mechanism respectively comprise a second n-shaped frame positioned on the PCB board conveying mechanism, a second rotating device is connected onto the second n-shaped frame, the second rotating device is connected with a lifting telescopic device, the lifting telescopic device is uniformly fixed with a plurality of fan fins along the circumferential direction, and first electric suckers are mounted on the fan fins; and the second rotating device is a rotating motor, and the lifting telescopic device is an air cylinder or a screw rod mechanism.

The short-side rubber tapping mechanism and the long-side rubber tapping mechanism respectively comprise second transverse telescopic devices positioned at two sides of the PCB conveying mechanism, the second transverse telescopic devices are connected with a mounting frame, and a conveying belt and a laser rubber tapping machine are mounted on the mounting frame; the second transverse telescopic device is a cylinder or a screw rod mechanism.

The aluminum sheet separating mechanism, the PCB separating mechanism and the backing plate mechanism respectively comprise mounting frames arranged on a frame, a third transverse expansion device and a second vertical expansion device are respectively arranged at two ends of each mounting frame, the third transverse expansion devices are connected with vertical connecting rods, the vertical connecting rods are connected with transverse mounting frames, and conveying belts are arranged on the transverse mounting frames; the second vertical telescopic device is connected with a row of electric suction nozzles; the third transverse telescopic device and the second vertical telescopic device are air cylinders or screw rod mechanisms; an aluminum sheet storage box is arranged below the conveying belt of the aluminum sheet separating mechanism.

In a further improvement, the middle part of the mounting frame of the PCB dividing and backing plate mechanism is also provided with a feeding frame, and two sides of the feeding frame are respectively provided with an upper conveying belt; the feeding frame is positioned above the transverse mounting frame; a machine vision system is also arranged below the mounting rack of the PCB dividing and backing plate mechanism; a disposable backing plate storage device is arranged below the conveyor belt of the PCB separating and backing plate mechanism.

The end of the rack is provided with a conveying conveyor belt which is positioned at the height between the conveyor belt of the PCB and base plate separating mechanism and the feeding frame; a secondary backing plate storage box is arranged below the conveying belt.

The improved base plate storage device comprises a screw rod, one end of the screw rod is connected with a speed reducing motor, the other end of the screw rod is in threaded connection with a lifting plate, and two ends of the lifting plate are slidably connected with sliding rods.

The utility model discloses following beneficial effect has.

1. And double-station feeding is adopted, so that the PCB can be continuously fed, and the continuity of PIN withdrawing and tapping work of the PCB is improved.

2. Set up the upset and move back PIN mechanism, through machine vision system, whether discernment PIN needle sets up down to reverse PCB board 180 as required, guaranteed to move back normal and the continuous of PIN work and prevented appearing that PCB board placing direction is incorrect to lead to can't move back the PIN condition.

3. The aluminum sheet separating mechanism and the PCB and backing plate separating mechanism are arranged, so that the self-feeding separation of the aluminum sheet, the PCB and the backing plate is realized.

4. The primary and secondary used base plates are discriminated through machine vision and stored respectively, and therefore labor is saved.

Drawings

The present invention is further explained by using the attached drawings, but the content in the attached drawings does not constitute any limitation to the present invention.

FIG. 1 is a schematic view of the overall structure of a full-automatic PCB PIN-stripping and tapping board separator

FIG. 2 is a schematic structural diagram of a double-station feeding mechanism and a turnover PIN withdrawing mechanism;

FIG. 3 is a schematic structural diagram of a first rotating mechanism and a short-edge tapping mechanism;

FIG. 4 is a schematic structural diagram of an aluminum sheet separating mechanism and a PCB and backing plate separating mechanism;

fig. 5 is a schematic structural view of the tie plate storage device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1 and 2, the full-automatic PCB board separator for withdrawing PIN comprises a frame 10, wherein a double-station feeding mechanism 1, a turnover PIN withdrawing mechanism 2 and a PCB board conveying mechanism are installed on the frame 10, and a first rotating mechanism 3, a short-edge glue-cutting mechanism 4, a second rotating mechanism 5, a long-edge glue-cutting mechanism 6, an aluminum sheet separating mechanism 7, a PCB board and a backing board mechanism 8 are sequentially installed along the transmission direction of the PCB board conveying mechanism.

In a further improvement, the double-station feeding mechanism 1 comprises a material taking mechanism 101 and two lifting devices 102, and the lifting devices 102 are connected with a feeding supporting plate 103; the material taking mechanism 101 comprises a transverse translation mechanism 1011, the transverse translation mechanism 1011 is connected with a longitudinal translation mechanism 1012, and the longitudinal translation mechanism 1012 is connected with a material sucking disc 1014 through a vertical lifting device 1013.

The lifting device 102 is a servo lifting mechanism; the transverse translation mechanism 1011 and the longitudinal translation mechanism 1012 are both linear motors.

The overturning PIN withdrawing mechanism 2 comprises first vertical telescopic devices 201 which are positioned at two sides of the PCB conveying mechanism, the first vertical telescopic devices 201 are connected with first transverse telescopic devices 202, the first transverse telescopic devices 202 are connected with first rotating devices 203, and the first rotating devices 203 are connected with PCB clamping claws 204; a clamping plate 205 is fixed on the PCB clamping jaw 204; a first n-shaped frame 207 is fixed above the PCB conveying mechanism, and a PIN withdrawing cylinder 208 is fixed on the first n-shaped frame 207; the first vertical telescopic device 201 and the first horizontal telescopic device 202 are both air cylinders or screw rod mechanisms; the first rotating device 203 is a rotating electric machine.

The first rotating mechanism 3 and the second rotating mechanism 5 both comprise a second n-shaped frame 301 positioned on the PCB board conveying mechanism, a second rotating device 302 is connected onto the second n-shaped frame 301, the second rotating device 302 is connected with a lifting telescopic device 303, the lifting telescopic device 303 is uniformly fixed with a plurality of fan fins 304 along the circumferential direction, and first electric suction cups 305 are mounted on the fan fins 304; the second rotating device 302, the second rotating device 302 is a rotating motor, and the lifting telescopic device 303 is a cylinder or a screw rod mechanism.

The short-side rubber tapping mechanism 4 and the long-side rubber tapping mechanism 6 both comprise second transverse telescopic devices 401 positioned at two sides of the PCB conveying mechanism, the second transverse telescopic devices 401 are connected with a first mounting frame 402, and a first conveying belt 403 and a laser rubber tapping machine 404 are mounted on the first mounting frame 402; the second lateral expansion device 401 is a cylinder or a screw mechanism.

The aluminum sheet separating mechanism 7 and the PCB separating and backing plate mechanism 8 both comprise a second mounting rack 701 mounted on the rack 10, a third transverse expansion device 702 and a second vertical expansion device 705 are respectively mounted at two ends of the second mounting rack 701, the third transverse expansion device 702 is connected with a vertical connecting rod 703, the vertical connecting rod 703 is connected with a transverse mounting rack 704, and a second conveyor belt 707 is mounted on the transverse mounting rack 704; the second vertical telescopic device 705 is connected with a row of electric suction nozzles 706; the third transverse expansion device 702 and the second vertical expansion device 705 are air cylinders or screw rod mechanisms; below the second conveyor belt 707 of the aluminum sheet separation mechanism 7 is a chip storage box 708.

A feeding frame 801 is further arranged in the middle of the second mounting frame 701 of the PCB distributing and backing plate mechanism 8, and upper conveying belts 802 are respectively arranged on two sides of the feeding frame 801; the feeder ledge 801 is above the transverse mounting ledge 704; a machine vision system 803 is also arranged below the second mounting rack 701 of the PCB separating and backing plate mechanism 8; a disposable pad storage device 804 is installed below the second conveyor 707 of the sub-PCB and pad mechanism 8.

The tail end of the rack 10 is provided with a conveying conveyor belt 9, and the conveying conveyor belt 9 is positioned at the height between the second conveyor belt 707 of the PCB and backing plate separating mechanism 8 and the feeding rack 801; below the conveyor belt 9 is a secondary pallet storage bin 901.

The base plate storage device 804 comprises a screw rod 8041, one end of the screw rod 8041 is connected with a speed reducing motor 8042, the other end of the screw rod 8041 is in threaded connection with a lifting plate 8043, and two ends of the lifting plate 8043 are slidably connected with a sliding rod 8044.

The utility model discloses a use method as follows:

the PCB which needs to be subjected to PIN withdrawing and tapping is respectively placed on the two lifting devices 102. Wherein the PCB that moves back PIN and tapping is put as follows: the smooth back surfaces of the two PCBs are mutually contacted to form a small group to be transversely arranged, then the smooth back surfaces of the other two PCBs are mutually contacted to form another small group to be longitudinally arranged, so that the PIN needles are avoided from being arranged in a row, and the four PCBs form a large group. The PCB is repeatedly placed in a large group as a unit, and base plates are respectively placed on two sides of the bottom of the lifting device 102, so that two ends of the bottommost PCB are positioned on the base plates, and the PIN needles are suspended.

Then the material taking mechanism 101 moves to the upper side of one lifting device 102 to take materials, when the lifting device 102 takes one PCB, the corresponding lifting device rises by a unit height, and when the board taking is finished, the corresponding lifting device gradually descends to the bottommost layer to carry out material feeding again, in the process, the material taking mechanism 101 takes materials from the other lifting device 102, and therefore uninterrupted material taking is achieved.

After the material taking mechanism 101 takes materials, the plate is driven to move downwards through the vertical lifting device 1013 to reach the overturning and PIN withdrawing mechanism 2, the two first transverse telescopic devices 202 respectively drive the first rotating device 203 and the PCB clamping jaws 204 to move oppositely to clamp the PCB, and the PCB is circularly arranged in sequence, so that the PIN is judged to be arranged upwards or downwards according to the grabbing times. If upwards set up then first vertical telescoping device 201 descends, directly place and transport along PCB board transport mechanism and move back PIN cylinder 208 department and move back PIN with the PIN needle, if the PIN needle sets up, then first rotary device 203 rotates 180 earlier later and transports to move back PIN cylinder 208 department and move back PIN with the PIN needle with it PCB board transport mechanism.

Simultaneously because the PCB board is according to the cycle arrangement in proper order, consequently judge according to the number of times of feeding that the PCB board is horizontal feeding or vertical feeding, judge first rotary mechanism 3 and will drive the PCB board and rotate 90.

The PCB board vertically feeds, then need earlier through first rotary mechanism 3, adsorbs the PCB board, then rotates 90, reentrant minor face rubber tapping mechanism 4 carries out the rubber tapping of minor face, and whether the person directly gets into minor face rubber tapping mechanism 4, carries out the rubber tapping of minor face.

The second transverse telescopic device 401 can adjust the position of the laser tapping machine 404 according to the specification of the PCB, thereby facilitating tapping of the short side. Then the aluminum sheet enters a second rotating mechanism 5, the aluminum sheet is rotated for 90 degrees, the glue cutting of the long edge is carried out at a long edge glue cutting mechanism 6, then the aluminum sheet enters an aluminum sheet separating mechanism 7, an electric suction nozzle 706 sucks the aluminum sheet at the top, after a PCB and a base plate below the electric suction nozzle enter the next station, the electric suction nozzle 706 loosens, and meanwhile, a third transverse telescopic device 702 extends, so that the aluminum sheet falls into a corresponding aluminum sheet storage box below the rack.

The PCB and the backing plate mechanism 8 is divided, the PCB at the top is sucked by the electric suction nozzle 706 and then ascends to the upper conveying belt 802, so that the PCB is conveyed to the conveying belt 9 by the upper conveying belt 802 and is taken down or conveyed to a subsequent production line by the material taking robot. Meanwhile, the machine vision system 803 detects whether the bottom of the cushion plate has a concave hole, if so, the cushion plate belongs to a cushion plate for secondary use, the second conveyor belt 707 of the PCB and cushion plate mechanism 8 moves to convey the cushion plate into the cushion plate storage box 901 for secondary use below the conveying conveyor belt 9, if the bottom of the cushion plate is smooth and has no concave hole, the third transverse telescopic device 702 extends, so that the cushion plate falls onto the cushion plate storage device 804, and when the cushion plate falls, the cushion plate storage device 804 falls by a distance of one cushion plate thickness, thereby ensuring that the cushion plate is stacked neatly. Preferably, the surface of the upper conveyor belt 802 is damped, and the electric suction nozzle 706 is lubricated to increase the friction force between the upper conveyor belt 802 and the PCB and reduce the friction force between the electric suction nozzle 706 and the PCB, so that the PCB can slide relative to the electric suction nozzle 706.

It should be finally noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the protection scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a full-automatic PCB moves back PIN rubber tapping board separator, its characterized in that, includes frame (10), installs duplex position feed mechanism (1), upset on frame (10) and moves back PIN mechanism (2) and PCB board transport mechanism, installs first rotary mechanism (3), minor face rubber tapping mechanism (4), second rotary mechanism (5), long limit rubber tapping mechanism (6), aluminum sheet mechanism (7) and branch PCB board and backing plate mechanism (8) in proper order along PCB board transport mechanism's transmission direction.

2. The full-automatic PCB PIN-withdrawing, glue-cutting and board-dividing machine as claimed in claim 1, wherein the double-station feeding mechanism (1) comprises a material-taking mechanism (101) and two lifting devices (102), the lifting devices (102) are connected with a feeding supporting plate (103); the material taking mechanism (101) comprises a transverse translation mechanism (1011), the transverse translation mechanism (1011) is connected with a longitudinal translation mechanism (1012), and the longitudinal translation mechanism (1012) is connected with a material sucking disc (1014) through a vertical lifting device (1013).

3. The full-automatic PCB PIN-stripping and splitting machine as claimed in claim 2, wherein the lifting device (102) is a servo lifting mechanism; the transverse translation mechanism (1011) and the longitudinal translation mechanism (1012) are linear motors.

4. The full-automatic PCB PIN withdrawing, tapping and board separating machine as claimed in claim 1, wherein the overturning PIN withdrawing mechanism (2) comprises first vertical telescopic devices (201) at two sides of the PCB board conveying mechanism, the first vertical telescopic devices (201) are connected with first transverse telescopic devices (202), the first transverse telescopic devices (202) are connected with first rotating devices (203), and the first rotating devices (203) are connected with PCB board clamping jaws (204); a clamping plate (205) is fixed on the PCB clamping claw (204); a first n-shaped frame (207) is fixed above the PCB conveying mechanism, and a PIN withdrawing cylinder (208) is fixed on the first n-shaped frame (207); the first vertical telescopic device (201) and the first transverse telescopic device (202) are both cylinder or screw rod mechanisms; the first rotating device (203) is a rotating electric machine.

5. The full-automatic PCB (printed circuit board) PIN withdrawing, tapping and board separating machine as claimed in claim 1, wherein the first rotating mechanism (3) and the second rotating mechanism (5) each comprise a second n-shaped frame (301) on the PCB board conveying mechanism, the second n-shaped frame (301) is connected with a second rotating device (302), the second rotating device (302) is connected with a lifting telescopic device (303) and a lifting telescopic device (303), the lifting telescopic device (303) is uniformly fixed with a plurality of fan-shaped fins (304) along the circumferential direction, and the fan-shaped fins (304) are provided with first electric suction cups (305); the second rotating device (302) is a rotating motor, and the lifting telescopic device (303) is an air cylinder or a screw rod mechanism.

6. The full-automatic PCB PIN withdrawing and splitting machine as claimed in claim 1, wherein the short edge splitting mechanism (4) and the long edge splitting mechanism (6) comprise second transverse telescopic devices (401) which are arranged at two sides of the PCB conveying mechanism, the second transverse telescopic devices (401) are connected with a first mounting frame (402), and a first conveying belt (403) and a laser splitting machine (404) are mounted on the first mounting frame (402); the second transverse expansion device (401) is a cylinder or a screw rod mechanism.

7. The full-automatic PCB PIN-removing, glue-cutting and board-dividing machine as claimed in claim 1, wherein the aluminum-dividing sheet mechanism (7) and the PCB-dividing and backing-plate mechanism (8) each comprise a second mounting frame (701) mounted on the rack (10), a third transverse expansion device (702) and a second vertical expansion device (705) are mounted at two ends of the second mounting frame (701) respectively, the third transverse expansion device (702) is connected with the vertical connecting rod (703), the vertical connecting rod (703) is connected with the transverse mounting frame (704), and a second conveyor belt (707) is mounted on the transverse mounting frame (704); the second vertical telescopic device (705) is connected with a row of electric suction nozzles (706); the third transverse expansion device (702) and the second vertical expansion device (705) are air cylinders or screw rod mechanisms; a street chip storage box (708) is arranged below a second conveyor belt (707) of the aluminum chip separating mechanism (7).

8. The full-automatic PCB back-PIN tapping board separator according to claim 7, wherein a feeding rack (801) is further arranged in the middle of the second mounting rack (701) of the PCB and backing plate separating mechanism (8), and upper conveyor belts (802) are respectively arranged on two sides of the feeding rack (801); the feeding frame (801) is positioned above the transverse mounting frame (704); a machine vision system (803) is also arranged below the second mounting frame (701) of the PCB separating and backing plate mechanism (8); a disposable backing plate storage device (804) is arranged below a second conveyor belt (707) of the PCB distributing and backing plate mechanism (8).

9. The full-automatic PCB PIN stripping and splitting machine as claimed in claim 8, wherein the end of the rack (10) is provided with a conveying conveyor belt (9), and the conveying conveyor belt (9) is positioned at the height between the second conveyor belt (707) of the PCB splitting and backing plate mechanism (8) and the feeding rack (801); a secondary backing plate storage box (901) is arranged below the conveying conveyor belt (9).

10. The full-automatic PCB PIN withdrawing, splitting and separating machine as claimed in claim 8, wherein the backing plate storage device (804) comprises a screw rod (8041), one end of the screw rod (8041) is connected with a speed reducing motor (8042), the other end of the screw rod is in threaded connection with a lifting plate (8043), and two ends of the lifting plate (8043) are slidably connected with sliding rods (8044).