CN212892717U - Laser drilling machine - Google Patents

Abstract

The utility model belongs to the technical field of the drilling of PCB board, a laser drilling machine is disclosed. The laser drilling machine is used for drilling holes on a PCB (printed circuit board) on a tray, a lifting plate collecting and releasing machine is arranged at the inlet and outlet end of the laser drilling machine and used for transporting the tray to the laser drilling machine and transporting the drilled tray out of the laser drilling machine; the laser drilling machine further comprises a transfer mechanism for transferring the tray, and the transfer mechanism is installed in a working chamber of the laser drilling machine. Because the laser drilling machine of the utility model comprises the lifting plate collecting and releasing machine, the PCB to be processed can be mechanically conveyed to the laser drilling machine; meanwhile, the laser drilling machine can convey the PCB subjected to drilling out, and the problems that in the prior art, the labor cost is high and the production efficiency is low in the PCB drilling process are solved.

Description

Laser drilling machine

Technical Field

The utility model belongs to the technical field of the drilling of PCB board, concretely relates to radium-shine rig.

Background

A PCB, known in chinese as a printed circuit board, is an important electronic component printed and spatially arranged for mounting electronic components. At present, the PCB is drilled through the laser drilling machine, the PCB to be processed needs to be artificially placed in the laser drilling machine, and meanwhile, the laser drilling machine is artificially taken out of the PCB after the processing is finished, so that the labor cost is increased, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that PCB board drilling process among the prior art is with high costs of labor, production efficiency is low, the utility model provides a laser drilling machine.

The utility model discloses a following scheme realizes:

a laser drilling machine is used for drilling a PCB on a tray, a lifting plate collecting and releasing machine is arranged at the inlet and outlet end of the laser drilling machine and used for conveying the tray to the laser drilling machine and conveying the drilled tray out of the laser drilling machine;

the laser drilling machine further comprises a transfer mechanism for transferring the tray, and the transfer mechanism is installed in a working chamber of the laser drilling machine.

In the above technical solution, the transfer mechanism includes a translation guide rail, a telescopic rod capable of moving along the translation guide rail, a vacuum generator, and a suction nozzle for sucking the tray;

the translation guide rail is fixedly arranged at the top of a working chamber of the laser drilling machine, and two ends of the translation guide rail respectively extend to the inlet and outlet ends of the laser drilling machine;

the vacuum generator is connected with the suction nozzle and used for sucking air around the suction nozzle, so that the suction nozzle can suck the tray. In the technical scheme, the lifting plate collecting and releasing machine comprises a lifting mechanism and a conveying mechanism, the lifting mechanism drives the conveying mechanism to do lifting motion, and the conveying mechanism is used for conveying the tray.

In the above technical solution, the lifting mechanism includes a lifting motor and a chain; the lifting motor drives the conveying mechanism to do lifting motion through the chain.

In the above technical scheme, the lifting mechanism further comprises a lifting frame and a lifting guide rail;

the lifting motor is arranged on the lifting frame, the two groups of lifting guide rails are arranged on two opposite sides of the lifting frame, and the lifting motor drives the conveying mechanism to move up and down along the lifting guide rails through the chains.

In the technical scheme, the conveying mechanism comprises a conveying frame, a conveying motor and a conveying belt, wherein the conveying motor and the conveying belt are arranged on the conveying frame;

the conveying motor drives the conveying belt to move to convey the tray, and the chain drives the conveying frame to do lifting movement.

In the above technical solution, the conveying mechanism further comprises a lifting guide block; the lifting guide block is matched with the lifting guide rail, and the chain drives the conveying frame to move up and down through the matching of the lifting guide block and the lifting guide rail.

Compared with the prior art, adopt above-mentioned scheme the beneficial effects of the utility model are that:

because the laser drilling machine of the utility model comprises the lifting plate collecting and releasing machine, the PCB to be processed can be mechanically conveyed to the laser drilling machine; meanwhile, the laser drilling machine can convey the PCB subjected to drilling out, and the problems that in the prior art, the labor cost is high and the production efficiency is low in the PCB drilling process are solved.

Drawings

Fig. 1 is a top view of the intelligent PCB drilling production system of the present invention;

FIG. 2 is a schematic view of a part of the apparatus of the present invention;

FIG. 3 is a schematic structural view of the tray removing machine of the present invention;

fig. 4 is a side view of the automatic tray removing machine of the present invention;

FIG. 5 is a schematic structural view of a lifting mechanism of the tray removing machine of the present invention;

FIG. 6 is a schematic structural view of a transportation mechanism of the tray removing machine of the present invention;

FIG. 7 is a side view of the transportation mechanism of the tray removing machine of the present invention;

fig. 8 is a schematic structural view of a rotating mechanism of the tray detaching machine of the present invention;

fig. 9 is a side view of a rotating mechanism of the tray removing machine of the present invention;

fig. 10 is a schematic structural view of the L-shaped conveying device of the present invention;

fig. 11 is a first schematic structural view of a reversing conveying mechanism of the L-shaped conveying device of the present invention;

fig. 12 is a schematic structural view of a reversing conveying mechanism of the L-shaped conveying device of the present invention;

fig. 13 is a schematic structural view of a first one-way conveying mechanism of the L-shaped conveying device of the present invention;

FIG. 14 is a schematic diagram of a double AGV of the present invention;

fig. 15 is a top view of the laser drilling machine of the present invention;

fig. 16 is a schematic structural view of a part of the lifting plate retrieving and placing machine of the laser drilling machine of the present invention;

fig. 17 is a schematic structural view of the transfer mechanism of the laser drilling machine of the present invention.

Detailed Description

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

As shown in fig. 1 and 2, the utility model provides an intelligent production system of PCB board drilling, including stereoscopic warehouse 1, dust-free workshop 2 and the control unit, wherein:

referring to fig. 1, the stereoscopic warehouse 1 includes shelves 11, a stacker 12, and a tray remover 13;

the shelf 11: used for storing the tray a;

the stacker 12: for carrying the pallet a;

a tray a: the PCB board processing device is used for placing a PCB board to be processed or processed;

referring to fig. 2, a first conveying device 14 and a second conveying device 15 are arranged at two ends of the shelf 11, and the first conveying device 14 and the second conveying device 15 are common roller conveying devices; the first conveying device 14 is provided with a first lifting mechanism 141 (shown as a simple schematic diagram) for lifting the tray a, and the second conveying device 15 is provided with a second lifting mechanism 151 (shown as a simple schematic diagram) for lifting the tray a, so that the stacker 12 can conveniently move the tray a off the first conveying device 14 or the second conveying device 15; the stacker 12 conveys the trays a on the racks 11 to the second conveyor 15, and the second conveyor 15 conveys the trays a to the L-shaped conveyor 21 when the stacker 12 conveys the trays a on the racks 11 to the first conveyor 14 and waits for processing.

The disc detaching machine 13: the group a of the stacked trays is disassembled;

referring to fig. 3 and 4, the tray detaching machine 13 includes a tray detaching machine frame 134, and a lifting mechanism 132, a transporting mechanism 133 and a rotating mechanism 131 which are arranged on the tray detaching machine frame 134, the trolley with the tray set is pushed into the tray detaching machine, the lifting mechanism 132 lifts the tray set, the transporting mechanism 133 moves the single tray a from the lifting mechanism 132 to the rotating mechanism 131, and the rotating mechanism 131 rotates the tray a and moves the tray a out of the tray detaching machine.

Referring to fig. 5, the lifting mechanism 132 includes a lifting screw 1323, a lifting rail 1322, a lifting motor (not shown), a bracket 1321, a lifting nut 1324 and a lifting bracket 1325, the lifting screw 1323 is engaged with the lifting nut 1324 and rotatably disposed on the lifting bracket 1325, the bracket 1321 is fixedly disposed with the lifting nut 1324, the lifting rail 1322 is fixedly disposed on the lifting bracket 1325, the lifting motor drives the lifting screw 1323 to rotate to drive the bracket 1321 to move along the lifting rail 1322, a support rod 13211 is disposed on the bracket 1321, the tray set is disposed on the support rod 13211, when the trolley with the tray set is pushed into the tray dismounting machine, the support rod 13211 is located below the tray set, and the lifting motor drives the lifting screw 1323 to rotate to drive the support rod 13211 to ascend and lift the tray set, so that the tray set is separated from the trolley.

Referring to fig. 6 and 7, the transportation mechanism 133 includes a transportation frame 1334, and a clamping assembly 1331, a traverse assembly 1333 and a lifting assembly 1332 disposed on the transportation frame 1334, wherein the lifting assembly 1332 is connected to the clamping assembly 1331, the traverse assembly 1333 drives the lifting assembly 1332 to move so as to drive the clamping assembly 1331 to move, the lifting assembly 1332 drives the clamping assembly 1331 to move up and down, the clamping assembly 1331 clamps the tray a, in practice, the traverse assembly 1333 moves the lifting assembly 1332 to above the lifting mechanism 132, the lifting assembly 1332 drives the clamping assembly 1331 to press down, the clamping assembly 1331 clamps the tray a and then resets the lifting assembly 1332, the traverse assembly 1333 moves the lifting assembly 1332 to above the rotating mechanism 131, the lifting assembly 1332 drives the clamping assembly 1331 to press down, and the clamping assembly 1 puts the tray a down on the rotating mechanism 131.

The traverse assembly 1333 comprises a traverse motor 13331, a traverse guide 13332, a traverse belt 13333, a traverse driving wheel 13335 and a traverse driven wheel 13334, the traverse guide 13332 is arranged on the transportation bracket 1334, the traverse driven wheel 13334 is rotatably arranged on the transportation bracket 1334, the traverse driving wheel 13335 is arranged at the output end of the traverse motor 13331, the traverse driven wheel 13334 is connected with the traverse driving wheel 13335 through the traverse belt 13333, the lifting assembly 1332 moves along the traverse guide 13332 and synchronously moves with the traverse belt 13333, and the traverse motor 13331 drives the traverse belt 13333 to rotate so as to drive the lifting assembly 1332 to move.

The lifting assembly 1332 includes a lifting cylinder 13321, a lifting base 13323 and a lifting support 13324, the lifting cylinder 13321 is disposed on the lifting support 13324, the lifting support 13324 moves along the traverse guide 13332 and moves synchronously with the traverse belt 13333, the clamping assembly 1331 is disposed on the lifting base 13323, and the lifting cylinder 13321 drives the lifting base 13323 to move.

The lifting assembly 1332 is further provided with a lifting guide rod 13322, and the lifting guide rod 13322 is arranged on the lifting base plate 13323 and penetrates through the lifting support 13324, so that the lifting base plate 13323 is kept stable when moving.

The clamping assemblies 1331 are provided with four clamping assemblies 1331, the four clamping assemblies 1331 are arranged around the lifting base plate 13323 to clamp the edge of the tray a, the clamping assemblies 1331 comprise clamping parts 13311, clamping air cylinders 13312 and clamping guide rails 13313, and the clamping air cylinders 13312 drive the clamping parts 13311 to move along the clamping guide rails 13313 so as to adapt to various types of trays.

Referring to fig. 8 and 9, the rotating mechanism 131 includes a rotating frame 1314, and a rotating assembly 1311, a discharging assembly 1313 and a lifting assembly 1312 disposed on the rotating frame 1314, where the lifting assembly 1312 drives the rotating assembly 1311 to ascend, after the rotating assembly 1311 drives the tray a to rotate, the lifting assembly 1312 drives the rotating assembly 1311 to descend, and the discharging assembly 1313 drives the rotated tray a to separate from the tray remover.

The rotating assembly 1311 comprises a supporting plate 13111, a rotating base 13112, a rotating rack 13114 and a rotating cylinder 13113, the supporting plate 13111 is disposed at the upper end of the rotating base 13112, the rotating rack 13114 is meshed with the rotating base 13112, and the rotating cylinder 13113 drives the rotating rack 13114 to move so as to drive the rotating base 13112 to rotate, so that the supporting plate 13111 rotates, the tray a can rotate 90 degrees or 180 degrees as required, and subsequent work is facilitated.

The lifting unit 1312 includes a lifting substrate 13121 and a lifting cylinder 13122, the rotating unit 1311 is fixed to the lifting substrate 13121, the lifting cylinder 13122 drives the lifting substrate 13121 to move, the lifting unit 1312 lifts the rotating unit 1311 to separate the tray a from the discharging unit 1313, and the tray a is rotated.

The lift assembly 1312 further includes a lift guide 13123, the lift guide 13123 is fixed to the lift substrate 13121 and is inserted into the rotation bracket 1314, and the lift substrate 13121 moves along the lift guide 13123 to keep the lift substrate 13121 stable when moving.

The discharging assembly 1313 comprises a conveyor belt 13133, a discharging motor 13131 and synchronous rollers 13132, the conveyor belt 13133 is arranged between the two synchronous rollers 13132, the discharging motor 13131 drives the synchronous rollers 13132 to rotate so as to drive the tray a to leave the tray detaching machine, and a plurality of rollers 13134 are arranged between the two synchronous rollers 13132 and used for supporting the conveyor belt 13133, enhancing the strength of the conveyor belt 13133 and avoiding the conveyor belt 13133 from being broken due to the fact that the tray a is too heavy.

Referring to fig. 1, the dust-free workshop 2 comprises an L-shaped conveying device 21, a plurality of double-layer AGV carts 22 and a plurality of laser drilling machines 23;

l-shaped conveying device 21: for transporting the pallet a between the stereoscopic warehouse 1 and the dust-free workshop 2;

referring to fig. 10, the L-shaped conveying device 21 includes a reversing conveying mechanism 211 including a reversing conveyor frame 2111, a belt conveying assembly 2112, a wheel axle conveying assembly 2113 and a jacking assembly 2114;

the belt conveying assembly 2112 and the wheel shaft conveying assembly 2113 are arranged on the reversing conveying rack 2111 in a staggered mode, the jacking assembly 2114 is arranged on the reversing conveying rack 2111, an output shaft of the jacking assembly 2114 is connected with the wheel shaft conveying assembly 2113, and the wheel shaft conveying assembly 2113 is driven to do lifting movement.

When the tray a is about to enter the wheel axle conveying assembly 2113, the lifting assembly 2114 drives the wheel axle conveying assembly 2113 to lift, so that the tray a does not contact with the belt conveying assembly 2112 when the wheel axle conveying assembly 2113 moves, and the contact with the belt conveying assembly 2112 is avoided to generate large friction force; when the tray a reaches the position above the belt conveying assembly 2112, namely the position where the wheel axle conveying assembly 2113 and the belt conveying assembly 2112 are staggered, the wheel axle conveying assembly 2113 stops conveying, the lifting assembly 2114 drives the wheel axle conveying assembly 2113 to descend, the tray a is abutted against the belt conveying assembly 2112, and the wheel axle conveying assembly 2113 leaves the tray a, so that the tray a is prevented from contacting the wheel axle conveying assembly 2113 to generate large friction force when moving on the belt conveying assembly 2112.

The arrangement of the belt conveying assembly 2112 and the wheel shaft conveying assembly 2113 ensures that the device can stably finish reversing conveying of the tray a, and reduces the one-way occupied space; the jacking assembly 2114 drives the wheel shaft conveying assembly 2113 to lift so as to adjust the conveying height to adapt to the height difference of the butt joint positions of the butt joint devices of the stereoscopic warehouse and the dust-free workshop.

Referring to fig. 11 and 12, the axle conveying assembly 2113 includes an axle conveying bracket 21131, a plurality of axles 21132 disposed thereon, and an axle driving motor 21133, the axle conveying bracket 21131 is disposed on the reversing conveyor frame 2111, the axle conveying bracket 21131 is connected to an output shaft of the jacking assembly 2114, and the axle driving motor 21133 drives the plurality of axles 21132 to rotate.

The wheel axle conveying bracket 21131 is provided with a plurality of first rollers 211311 for preventing products from falling off, and a plurality of first rollers 211311 are positioned around the wheel axle 21132; when the belt conveying assembly 2112 (the wheel axle conveying assembly 2113) drives the tray a to move to abut against the first rolling shaft 211311, the movement is stopped, the tray a is changed to the wheel axle conveying assembly 2113 (the belt conveying assembly 2112) through the jacking assembly 2114, the first rolling shaft 211311 has an air limiting effect on the tray a, so that the tray which is conveyed each time is positioned at a certain position, and the position of the tray a is determined by the next operation; in addition, the first roller 211311 is rotatable to reduce friction when the tray a moves against the first roller 211311.

In this embodiment, the jacking assembly 2114 includes a jacking cylinder, the jacking cylinder is fixedly disposed at one side of the reversing conveying frame 2111, an output shaft of the jacking cylinder is connected with the wheel axle conveying support 21131, and the wheel axle conveying assembly 2113 is driven by the wheel axle conveying support 21131 to perform lifting movement.

The belt conveying assembly 2112 comprises a belt conveying bracket 21121, a driving belt 21122, a driven belt 21123, a transmission wheel shaft 21124 and a belt driving motor 21125, wherein the belt conveying bracket 21121 passes through the wheel shaft conveying bracket 21131 and is arranged on the reversing conveyor frame 2111, so that the position of the belt conveying assembly 2112 is not influenced when the jacking assembly 2114 drives the wheel shaft conveying assembly 2113 to move up and down; the transmission wheel shaft 21124 is arranged between the driving belt 21122 and the driven belt 21123; the belt driving motor 21125 drives the driving belt 21122 to drive the transmission wheel shaft 21124 to rotate, and the transmission wheel shaft 21124 drives the driven belt 21123 to move; the driving axle 21124 makes it easier for the pallet a to enter the driving belt 21122 and the driven belt 21123.

The belt conveying assembly 2112 further comprises a plurality of rollers 21126, and the rollers 21126 are positioned between the driving belt 21122 and the driven belt 21123 and arranged on the reversing conveying rack 2111; the roller 21126 supports the middle of the tray a, so that the transportation of the tray a on the driving belt 21122 and the driven belt 21123 is more stable, and in addition, the roller 21126 is of a rotatable structure, so that the friction force with the tray a is reduced.

The reversing conveyor frame 2111 is a lifting frame to adjust the overall positions of the belt conveyor assembly 2112, the wheel axle conveyor assembly 2113 and the jacking assembly 2114, in this embodiment, the reversing conveyor frame 2111 is a common scissor-type lifting frame, and the lifting motion of the structure is stable.

In addition, because the transportation of the pallet a in the reversing conveying mechanism 211 needs to be reversed by the jacking assembly 2114, if the reversing conveying mechanism 211 adopts an upper-layer framework and a lower-layer framework, that is, an upper belt conveying assembly 2112, a lower belt conveying assembly 2113 and a jacking assembly 2114 are arranged on one reversing conveying frame 2111, the situation that the pallet a on the lower structure is interfered by the upper structure may occur, and therefore, the reversing conveying frame 2111 of the embodiment adopts an up-down lifting structure.

Referring to fig. 10, the L-shaped conveying device further includes a first unidirectional conveying mechanism 212 and a second unidirectional conveying mechanism 213, and the first unidirectional conveying mechanism 212 and the second unidirectional conveying mechanism 213 respectively abut against the wheel axle conveying assembly 2113 and the belt conveying assembly 2112 to form a conveying path.

Referring to fig. 13, the first unidirectional transportation mechanism 212 includes a unidirectional transportation frame 2121 and a roller transportation assembly 2122 disposed thereon, the roller transportation assembly 2122 includes a roller transportation frame 21221, a plurality of rollers 21222 and a roller driving motor 21223 disposed thereon, the roller transportation frame 21221 is disposed on the unidirectional transportation frame 2121, and the roller driving motor 21223 drives the roller 21222 to rotate.

The roller shaft conveying support 21221 is provided with a plurality of second rollers 212211 and a push-out cylinder 21224 for preventing the product from falling off, the push-out cylinder 21224 and the second rollers 212211 are arranged at two corresponding sides of the roller shaft 21222, and the push-out cylinder 21224 pushes the tray a to be abutted against the second rollers 212211, i.e. the tray a is aligned, so that the tray a is not jammed due to deviation when being conveyed to the next device.

The first unidirectional conveying mechanism 212 comprises two sets of roller shaft conveying assemblies 2122, and the two sets of roller shaft conveying assemblies 2122 are arranged on the unidirectional conveying rack 2121 up and down; the scissor lift frame drives the belt conveying component 2112 and the wheel shaft conveying component 2113 to lift up and down, and forms an upper conveying path and a lower conveying path with the upper roller shaft conveying component 2122 and the lower roller shaft conveying component 2122.

In this embodiment, the second one-way transport mechanism 213 has the same structure as the first one-way transport mechanism 212, but has a different docking height, and the first one-way transport mechanism 212 is adapted to the docking height of the rack 11, and the second one-way transport mechanism 213 is adapted to the docking height of the double-deck AGV car 22.

Double-deck AGV car 22: for transporting the pallet a on the L-shaped conveyor 21 to the laser drilling machine 23;

referring to fig. 14, the double-layer AGV 22 includes a transportation frame 221, a vehicle body 222, transportation rollers 223 and AGV driving motors (not shown), the transportation frame 221 is disposed on the vehicle body 222, the transportation rollers 223 are erected on the transportation frame 221, the transportation rollers 223 are provided with two layers, one layer of transportation rollers 223 are driven by one AGV driving motor to rotate, the other layer of transportation rollers 223 are driven by the other AGV driving motor to rotate, the double-layer AGV 22 can be simultaneously loaded or unloaded, the one layer of transportation rollers 223 can be loaded, the other layer of transportation rollers 223 can be unloaded, the transportation frame 221 is provided with anti-collision plates 2211, the anti-collision plates 2211 are disposed on two sides of the transportation rollers 223, and it is prevented that the transportation frame 221 is damaged due to collision of products with the transportation frame 221 in the product transportation process.

Referring to fig. 1, a control panel 2212, a charging interface 2213 for charging the AGV 22 and an accommodating groove 2214 are arranged on the transport rack 221, the control panel 2212 includes a touch screen 22121, a speaker 22123, a power display 22122 and a switch 22124, the touch screen 22121 can control the movement of the vehicle body 222 and control an AGV driving motor to enable the transport roller 223 to transport products, the speaker 22123 is used for emitting warning sounds, the power display 22122 is used for displaying the remaining power of the vehicle body 222, the switch 22124 is used for controlling the opening or closing of the AGV, and the touch screen 22121 is arranged in the accommodating groove 2214, so that the situation that the AGV 11 collides with the touch screen 22121 in the moving process and the touch screen 22121 is damaged is prevented.

The car body 222 is provided with a laser detector 2221, a collision sensor 2222, a groove 2223 and a collision strip 2224, the laser detector 2221 detects a road sign on the ground to guide the car body 222 to move, the road sign can be an indicative mark such as a two-dimensional code, after the laser detector 2221 scans the road sign, the AGV car 22 moves according to the direction indicated by the road sign, the groove 2223 is arranged on the surface of the car body 222 and is arranged at the front end and the rear end of the moving direction of the AGV car 22, the collision sensor 2222 is arranged in the groove 2223 to protect the collision sensor 2222 and prevent the collision sensor 2222 from being damaged due to collision, the collision sensor 2222 senses objects at two sides of the car body 222 to prevent the AGV car 22 from being collided, when the collision sensor 2222 senses that collision is about to occur or has occurred, a horn 22123 gives a warning, an operator processes according to the warning, the collision strip 2224 is arranged on, preventing collisions during movement of the AGV vehicle 22.

A laser drilling machine 23: the drilling machine is used for drilling the PCB to be processed in the tray a;

referring to fig. 15 and 16, a lifting plate-receiving and placing machine 231 is provided at an inlet of the laser drilling machine 23, and the lifting plate-receiving and placing machine 231 is used for transporting the pallet a to the laser drilling machine 23 and transporting the pallet a after drilling to the double-deck AGV cart 22.

The laser drilling machine further comprises a transfer mechanism for transferring the tray a, and the transfer mechanism is installed in a working chamber of the laser drilling machine.

The transfer mechanism transfers the pallet a of the lifting plate receiving and releasing machine 231 into the working chamber of the laser drilling machine, and simultaneously transfers the drilled pallet a onto the lifting plate receiving and releasing machine 231. Referring to fig. 17, the transfer mechanism includes a translation guide 2411, a telescopic rod 2412 capable of moving along the translation guide 2411, a vacuum generator 2413, and a suction nozzle 2414 for sucking the tray a;

the translation guide rail 2411 is fixedly arranged at the top of a working chamber of the laser drilling machine, and two ends of the translation guide rail 2411 respectively extend to the inlet and outlet ends of the laser drilling machine;

a vacuum port of the vacuum generator 2413 is connected to the suction nozzle 2414 for sucking air around the suction nozzle 2414 so that the suction nozzle 2414 can suck up the tray a.

Because the two ends of the translation guide rail 2411 respectively extend to the inlet and outlet ends of the laser drilling machine, when the lifting plate receiving and releasing machine 231 at the inlet end of the laser drilling machine has a tray a, the telescopic rod 2412 moves towards the inlet end of the laser drilling machine along the translation guide rail 2411 until the telescopic rod is positioned above the tray a;

the expansion rod 2412 is extended, the vacuum generator 2413 is started, when the suction nozzle 2414 sucks the tray a, the expansion rod 2412 is shortened, and meanwhile, the expansion rod 2412 moves into a working chamber of the laser drilling machine along the translation guide rail 2411;

the expansion rod 2412 is extended, the vacuum generator 2413 is reset, and the tray a on the suction nozzle 2414 falls onto a processing station;

after drilling is finished, the telescopic rod 2412 is extended, the vacuum generator 2413 is started, when the suction nozzle 2414 sucks the tray a, the telescopic rod 2412 is shortened, and meanwhile, the telescopic rod 2412 moves towards the lifting plate retracting and releasing machine 231 at the outlet end of the laser drilling machine along the translation guide rail 2411;

when the laser drilling machine reaches the position above the lifting plate collecting and releasing machine 231 at the outlet end of the laser drilling machine, the telescopic rod 2412 extends, the vacuum generator 2413 resets, and the tray a on the suction nozzle 2414 falls onto the lifting plate collecting and releasing machine 231.

In this embodiment, the expansion link 2412 may be a commercially available electric push rod; vacuum generator 2413 can be a commercially available vacuum generator, such as a Zhentai vacuum generator; the translating guide 2411 may be a linear guide sliding linear module, such as a product with a product number of zyGz4iCp 87.

The lifting plate collecting and releasing machine 231 comprises a lifting mechanism 2311 and a conveying mechanism 2312;

the lifting mechanism 2311 comprises a lifting frame 23111, a lifting motor 23112, a lifting guide rail 23113 and a chain (not shown in the figure); the lifting motor 23112 is arranged on the lifting frame 23111, the two groups of lifting guide rails 23113 are arranged on two opposite sides of the lifting frame 23111, and the lifting motor 23112 drives the conveying mechanism 2312 to do lifting movement along the lifting guide rails 23113 through a chain.

The conveying mechanism 2312 comprises a conveying frame 23121, a conveying motor 23122 arranged on the conveying frame, a conveying belt 23123 and a lifting guide block 23124; the lifting guide block 23124 is matched with the lifting guide rail 23113, the conveying motor 23122 drives the conveying belt 23123 to move to convey the tray a, and the chain drives the conveying frame 23121 to do lifting movement through the matching of the lifting guide block 23124 and the lifting guide rail 23113, so that the conveying mechanism 2312 and the two layers of conveying rollers 223 of the double-layer AGV car 22 form conveying paths for feeding and discharging materials respectively.

RFID reading devices (not shown in the figure) connected with the control unit are arranged in the stereoscopic warehouse 1 and the dust-free workshop 2, RFID labels are arranged on the trays a, the RFID reading devices read data on the RFID labels so as to ensure that all materials entering the stereoscopic warehouse 1 are the same according to material notifications issued by the MES system, and avoid placing useless materials into the stereoscopic warehouse 1.

The control unit uniformly controls the stacker 12, the L-shaped conveying device 21, the double-layer AGV car 22 and the laser drilling machine 23 to cooperate with each other, so that intellectualization is realized;

the utility model also provides a control method of intelligent production system of PCB board drilling, it includes foretell intelligent production system of PCB board drilling, wherein, the execution system is made including intercommunicating's MES to the control unit and WMS warehouse management system, and concrete control step includes:

s1, issuing a production plan to a WMS warehouse management system by an MES manufacturing execution system;

s2, arranging materials (a tray a containing the PCB to be processed) to be put in a warehouse by the WMS warehouse management system according to the production plan;

s2.1, the WMS warehouse management system sends a material warehousing request to the stacker 12 according to the production plan;

s2.2, the stacker 12 conveys the tray a which is split by the tray splitter 13 to the goods shelf 11 for storage;

s3, the MES manufacturing execution system carries out production scheduling on the laser drilling machine 23 according to the stock of the warehousing materials on the shelf 11;

s4, when the laser drilling machine sends a feeding or receiving request to the MES manufacturing execution system, the MES manufacturing execution system dispatches the double-layer AGV 22 according to whether the laser drilling machine 23 has a production work order;

s4.1, when the laser drilling machine 23 has a production work order, the MES manufacturing execution system sends a feeding request to the double-layer AGV 22;

s4.1.1, when the laser drilling machine 23 has a production work order, the MES manufacturing execution system sends a material preparation request to the WMS warehouse management system;

s4.1.2. the WMS warehouse management system sends a material preparation request to the stacker 12;

s4.1.3, the stacker 12 transports the tray a which is provided with the PCB to be processed on the goods shelf 11 to the L-shaped conveying device 21;

s4.1.4. the WMS warehouse management system sends material preparation completion information to the MES manufacturing execution system;

s4.1.5. the MES manufacturing execution system sends a feeding request to the double-layer AGV car 22;

s4.2, when the laser drilling machine 23 has no production work order, the MES manufacturing execution system sends a material receiving request to the double-layer AGV 22;

and S5, feeding or receiving the materials to the laser drilling machine 23 by the double-layer AGV car 22 into the goods shelf 11 until the production plan is completed.

The intelligent PCB drilling production system can also monitor the production condition of each device through an MES manufacturing execution system and a WMS warehouse management system, and can give an alarm in time when a device is wrong or abnormal in the production process, inform an operator and report the state of the device for realization, so that the operator can conveniently check and maintain;

in addition, when the laser drilling machine needs maintenance, a maintenance worker can lock the laser drilling machine needing maintenance in the maintenance time through the MES manufacturing execution system, so that the laser drilling machine avoids production schedule and is convenient to maintain; the MES manufacturing execution system can store the records of maintenance and service, and is convenient for checking when problems are traced.

The intelligent PCB drilling production system carries out informatization production of the whole production system through an MES manufacturing execution system and a WMS warehouse management system.

The utility model discloses an execution system is made to MES and WMS warehouse management system issues the instruction, and unified each equipment of commander reaches full-automatic production effect according to production plan automatic work to make the function between each equipment more flexible, need not personnel in the production process moreover and transport the sheet material, avoid the human error of this process, in addition, the utility model discloses make production data and information obtain the usefulness, improve production efficiency.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the described parent features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. A laser drilling machine is used for drilling a PCB to be processed on a tray, and is characterized in that a lifting plate receiving and releasing machine (231) is arranged at the inlet and outlet end of the laser drilling machine, and the lifting plate receiving and releasing machine (231) is used for transporting a tray (a) to the laser drilling machine and transporting the drilled tray (a) out of the laser drilling machine;

the laser drilling machine further comprises a transfer mechanism for transferring the tray (a), and the transfer mechanism is installed in a working chamber of the laser drilling machine.

2. The laser drilling machine according to claim 1, characterized in that the transfer mechanism comprises a translation guide (2411), a telescopic rod (2412) movable along the translation guide (2411), a vacuum generator (2413), and a suction nozzle (2414) for sucking the tray (a);

the translation guide rail (2411) is fixedly arranged at the top of a working chamber of the laser drilling machine, and two ends of the translation guide rail (2411) respectively extend to the inlet and outlet ends of the laser drilling machine;

the vacuum port of the vacuum generator (2413) is connected with the suction nozzle (2414) and is used for sucking air around the suction nozzle (2414) so that the suction nozzle (2414) can suck up the tray (a).

3. The laser drilling machine according to claim 1 or 2, wherein the lifting plate receiving and releasing machine (231) comprises a lifting mechanism (2311) and a conveying mechanism (2312), the lifting mechanism (2311) drives the conveying mechanism (2312) to perform lifting movement, and the conveying mechanism (2312) is used for conveying the tray (a).

4. The laser drilling machine of claim 3, wherein the lifting mechanism (2311) comprises a lifting motor (23112) and a chain; the lifting motor (23112) drives the conveying mechanism (2312) to do lifting movement through the chain.

5. The laser drilling machine of claim 4, wherein the lifting mechanism (2311) further comprises a lifting frame (23111) and a lifting guide rail (23113);

the lifting motor (23112) is arranged on the lifting frame (23111), the two groups of lifting guide rails (23113) are arranged on two opposite sides of the lifting frame (23111), and the lifting motor (23112) drives the conveying mechanism (2312) to do lifting motion along the lifting guide rails (23113) through the chain.

6. The laser drilling machine according to claim 5, wherein the conveying mechanism (2312) comprises a conveying frame (23121), a conveying motor (23122) arranged on the conveying frame, and a conveying belt (23123);

the conveying motor (23122) drives the conveying belt (23123) to move so as to convey the tray (a), and the chain drives the conveying frame (23121) to move up and down.

7. The laser drilling machine of claim 6, wherein the transfer mechanism (2312) further comprises a lift guide (23124);

the lifting guide block (23124) is matched with the lifting guide rail (23113), and the chain drives the conveying frame (23121) to do lifting movement through the matching of the lifting guide block (23124) and the lifting guide rail (23113).

Images