CN110962053A

CN110962053A - Automatic positioning system and automatic positioning method thereof

Info

Publication number: CN110962053A
Application number: CN201811143383.2A
Authority: CN
Inventors: 徐福润
Original assignee: Kintec Precision Machinery Co ltd
Current assignee: Kintec Precision Machinery Co ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2020-04-07

Abstract

The invention discloses an automatic positioning system and an automatic positioning method thereof applicable to a circuit board processing procedure; when the circuit board is conveyed to the positioning area of the stand through the forward rotation of the conveying belt, the lifting baffle can be controlled to ascend, the conveying belt can rotate reversely, and the circuit board can move reversely to abut against the lifting baffle. In addition, the first automatic positioning suction device can automatically turn over the circuit board and utilize the second automatic positioning suction device to carry, so that the opposite two surfaces of the circuit board can be continuously processed, and the production efficiency is improved.

Description

Automatic positioning system and automatic positioning method thereof

Technical Field

The present invention relates to a positioning technique suitable for a circuit board manufacturing process, and more particularly, to an automatic positioning system and an automatic positioning method thereof capable of quickly and accurately performing vacuum-pumping, sucking and positioning on a center of a circuit board.

Background

In recent years, technology and technology are continuously improved, technology and industry are continuously advanced, and many electronic products are correspondingly developed, which bring convenience to people in life, work, entertainment and leisure, and are the progress indexes of the twenty-first century, so that various electronic products are full of the life environment of people, and various electronic products need to use circuit boards.

The circuit board can be used as a support body of the electronic element, and the designed metal conductor circuit can be used for connecting a plurality of electronic elements with each other in an inserting mode, so that the arrangement of a physical circuit can be reduced, and the space is saved. Generally, the circuit board must be moved during the manufacturing process, and the vacuum suction method is used to perform the circuit board moving operation more easily and commonly at present, considering the increasing precision of the circuits inside the circuit board and the thin structure of the circuit board.

However, in the manufacturing process of the circuit board, the circuit board needs to be accurately aligned, but the conventional suction device does not position the circuit board to an accurate position before performing vacuum adsorption on the circuit board, so that the circuit board is moved to a processing area, and the processing displacement deviation is easily generated due to the inaccurate conveying position, thereby causing the problem of poor production quality of the circuit board.

Disclosure of Invention

In view of the above problems in the prior art, an object of the present invention is to provide an automatic positioning system and an automatic positioning method thereof, which can perform vacuum-pumping and positioning on the center of a circuit board quickly and accurately.

The technical means adopted by the invention are as follows.

According to an aspect of the present invention, an automatic positioning system for a circuit board manufacturing process is provided, comprising: a rack, wherein a feeding area, a temporary placing area and a positioning area are sequentially arranged in a column on the top surface of the rack, and a working reference area is arranged beside the positioning area; the conveying belt is arranged in the feeding area, the temporary placing area and the positioning area of the stand; the lifting baffle is arranged in the positioning area; the first automatic positioning suction device is arranged above the stand and can move between the range of the positioning area and the range of the working reference area; and a control device which is arranged on the stand and can electrically drive the conveying belt, the lifting baffle plate and the first automatic positioning suction device, when a circuit board to be processed is placed in the feeding area, the control device controls the lifting baffle plate to be positioned below the positioning area, and the control device controls the conveyer belt to rotate forward to drive the circuit board in the feeding area to pass through the temporary placing area and move to the positioning area, when the circuit board is positioned in the positioning area, the control device controls the lifting baffle plate to ascend on the positioning area, and the control device controls the conveyer belt to rotate reversely to drive the circuit board in the positioning area to move, so that the circuit board is abutted against the lifting baffle plate to complete positioning, then the control device can control the suction center of the first automatic positioning suction device to move corresponding to the center of the circuit board positioned in the positioning area, and the first automatic positioning suction device is controlled to suck and move the circuit board to the working reference area so as to execute the operation to be processed.

According to the above technical features, the automatic positioning system further includes a lifting mechanism connected to the lifting baffle and electrically connected to the control device, wherein the lifting mechanism is controlled by the control device to drive the lifting baffle to ascend or descend.

According to another aspect of the present invention, an automatic positioning system for a circuit board manufacturing process is provided, comprising: a rack, a feeding area, a temporary placing area and a positioning area are sequentially arranged in a column on the top surface of the rack, and a working reference area is arranged beside the positioning area; the conveying belt is arranged in the feeding area, the temporary placing area and the positioning area of the stand; the first automatic positioning suction device is arranged above the stand and can move between the range of the positioning area and the range of the working reference area; a photographic device arranged on the first automatic positioning suction device; and a control device, which is arranged on the stand and can electrically drive the conveying belt and the first automatic positioning suction device, when a circuit board to be processed is placed in the feeding area, the control device controls the first automatic positioning suction device to enable the photographic device to be positioned below the positioning area, the photographic device photographs the signal of the circuit board and transmits the signal to the control device, then the control device can control the suction center of the first automatic positioning suction device to move to the center of the circuit board corresponding to the positioning area, and the first automatic positioning suction device controls the suction and moves the circuit board to the working reference area to execute the processing operation. According to the above technical features, the automatic positioning system further comprises a second automatic positioning suction device disposed above the stand and electrically connected to the control device, wherein the control device controls the first automatic positioning suction device to move to the working reference area to suck one side of the circuit board and turn over the circuit board, and controls the second automatic positioning suction device to suck the opposite side of the circuit board, when the first automatic positioning suction device is controlled to separate from the circuit board, the circuit board is controlled by the second automatic positioning suction device to place the working reference area for the execution of the processing operation.

According to the above technical features, the apparatus further comprises a second automatic positioning suction device disposed above the stage and electrically connected to the control device, wherein the control device controls the first automatic positioning suction device to move to the working reference region to suck one side of the circuit board and turn over the circuit board, and controls the second automatic positioning suction device to suck the other side of the circuit board, when the first automatic positioning suction device is controlled to separate from the circuit board, the circuit board is controlled by the second automatic positioning suction device to place the working reference region for the execution of the processing operation.

According to the technical characteristics, a material receiving area is arranged beside the feeding area of the stand, and the control device can control the second automatic positioning and sucking device to suck and move the processed circuit board in the working reference area to the material receiving area.

According to the above technical features, the first automatic positioning suction device comprises: a plate body, one surface of which is provided with a line rail; at least one sliding block which is embedded in the linear rail and can move relative to the linear rail; a tooth row connected with the slide block; a first gear meshed with the gear row; a positive and negative rotation motor connected with the first gear, when the positive and negative rotation motor operates, the first gear rotates to drive the gear row to move relative to the linear rail through the slide block; the connecting piece is connected with the gear row and can move along with the gear row; one end of the axle rod is connected with the connecting piece; a suction nozzle mechanism, which is connected with the shaft core rod and is connected with the opposite other end of the connecting piece; a transmission component which is pivoted with the axle rod; and a rotary motor connected with the transmission component, and when the rotary motor operates, the transmission component can be controlled to drive the axis rod to rotate.

According to the above technical features, the first automatic positioning and sucking device further comprises a first supporting member for providing one end of the shaft center rod to penetrate through, and the shaft center rod is connected to the connecting member through the first supporting member.

According to the above technical feature, the first supporting member includes a first linear bearing, and the first linear bearing provides a shaft center rod to penetrate through the first linear bearing.

According to the above technical features, the first automatic positioning suction device further includes a second support member, which provides the shaft center rod to penetrate therethrough and provides the rotary motor to be disposed, and the second support member is located between the first support member and the suction nozzle mechanism.

According to the above technical feature, the second supporting member includes a second linear bearing, and the second linear bearing provides a shaft center rod to penetrate through the second linear bearing.

According to the above technical features, the first automatic positioning and sucking device further comprises a hollow outer tube, the interior of the hollow outer tube is provided with the shaft center rod, and one end of the hollow outer tube is connected with the second supporting member.

According to the above technical feature, the transmission assembly includes a second gear, a third gear and a belt, the second gear is connected to the rotary motor, the third gear is pivoted to the spindle rod, and the belt is connected to the second gear and the third gear.

According to the above technical feature, the suction nozzle mechanism includes: a connection fixing seat, in which a connection hole is formed; a rotating motor, which is connected with the fixed seat and is provided with a through hole communicated with the connecting hole, and the rotating motor drives the connected fixed seat to rotate when operating; and a plurality of suction assemblies, each suction assembly comprising: a suction nozzle provided with a suction hole; the suction nozzle is connected with one end of the N-th hollow pipe fitting, the suction nozzle is connected with the suction hole through the inside of the hollow pipe fitting, and N is a positive integer larger than 1; and N-1 pistons, each of which is respectively embedded in one end of the 2 nd to the Nth hollow pipe fitting and is placed in the pipe of the 1 st to the N-1 th hollow pipe fitting, and each of which is provided with a through hole which is communicated with the inside of the hollow pipe fitting.

According to the technical characteristics, the suction assembly further comprises N-1 packing pieces and N-1 sleeves, each packing piece is respectively sleeved on the outer wall surface where the Mth hollow pipe fitting and the M-1 th hollow pipe fitting are mutually connected in a penetrating mode, each sleeve is respectively sleeved and locked on the outer wall surface of each packing piece in a penetrating mode, and M is a positive integer larger than 1 and smaller than or equal to N.

According to the technical characteristics, the outer wall surface of the left half part of the packing piece forms a first thread part, the inner wall surface of the sleeve forms a second thread part, and the sleeve penetrates through the thread connection between the second thread part and the first thread part to be tightly locked on the outer wall surface of the packing piece.

According to the technical characteristics, the right half part of the packing piece forms a gradually expanding part with a structure capable of expanding and returning outwards, the gradually expanding part of each packing piece is respectively provided for the penetration of one end of the hollow pipe fitting from the 2 nd to the Nth, and the part of each packing piece provided with the first thread part is respectively provided for the penetration of the other end of the hollow pipe fitting from the 1 st to the N-1 st.

According to the technical characteristics, the outer wall surface of each hollow pipe fitting is provided with a first embedded part, the inner wall surface of each packing piece is provided with a second embedded part, and the hollow pipe fitting is embedded and connected with the packing piece in a sleeved mode through the first embedded part and the second embedded part.

According to the above technical features, the plurality of sucking components can be preferably arranged in a ring-shaped equidistant arrangement.

According to the objective of the present invention, an automatic positioning method is provided, which is suitable for a circuit board manufacturing process, and at least comprises the following steps: placing the circuit board in a feeding area of a stand by using a mechanical arm; the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the feeding area to the temporary placing area of the stand; the lifting baffle is controlled by the control device to be positioned below the positioning area of the stand; the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the temporary placement area to the positioning area; controlling the lifting baffle to ascend above the positioning area by using a control device; the control device is used for controlling the conveying belt to rotate reversely so as to move the circuit board in the positioning area to abut against the lifting baffle plate to complete positioning; controlling the suction center of the first automatic positioning suction device to move corresponding to the center of the circuit board in the positioning area by using the control device; and controlling the first automatic positioning suction device to suck and move the circuit board to the working reference area by using the control device, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on one surface of the circuit board.

According to the above technical features, after one side of the circuit board is processed and returned to the working reference area, the automatic positioning method further comprises the following steps: controlling the first automatic positioning and sucking device to move to a working reference area by using a control device so as to suck one surface of the circuit board and turn over the circuit board; controlling the second automatic positioning suction device to suck the opposite surface of the circuit board by using the control device; the control device is used for controlling the first automatic positioning suction device to be separated from the circuit board; and controlling the second automatic positioning and sucking device to place the circuit board in the working reference area by using the control device, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on the other surface of the circuit board.

According to the above technical features, after the circuit board is processed and returned to the working reference area, the automatic positioning method further comprises the following steps: and the control device is used for controlling the second automatic positioning suction device to suck the processed circuit board positioned in the working reference area and move the circuit board to the material receiving area of the stand.

As mentioned above, the automatic positioning system and the automatic positioning method thereof of the present invention mainly have the following characteristics: 1. the lifting baffle is arranged to provide the circuit board to be abutted and positioned, so that the suction center of the first automatic positioning suction device can be quickly moved to correspond to the center of the circuit board, the first automatic positioning suction device can accurately complete the alignment to complete the vacuumizing suction operation of the circuit board, and the circuit board cannot be displaced and deviated in the subsequent manufacturing operation, so that the good production quality is obtained. 2. The first automatic positioning suction device can automatically turn over the circuit board and utilize the second automatic positioning suction device to carry, so that the opposite two surfaces of the circuit board can be uninterruptedly processed, the circuit board can be fully automatically operated without manpower, the manpower can be reduced to reduce the cost, and the efficiency of producing and processing the circuit board can be improved.

Drawings

FIG. 1 is a schematic diagram of an automatic positioning system of the present invention.

Fig. 2 is a first schematic diagram of the automatic positioning system of the present invention performing positioning and transferring operations of the circuit board.

FIG. 3 is a second schematic diagram of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

FIG. 4 is a third schematic view of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

FIG. 5 is a fourth schematic view of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

FIG. 6 is a fifth schematic view of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

Fig. 7 is a sixth schematic view of the automatic positioning system of the present invention performing positioning and transferring operations of the circuit board.

FIG. 8 is a seventh schematic view of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

Fig. 9 is an eighth schematic view of the automatic positioning system of the present invention performing positioning and transferring operations of the circuit board.

Fig. 10 is a ninth schematic view of the automatic positioning system of the present invention for performing positioning and transferring operations of the circuit board.

Fig. 11 is a tenth schematic view of the automatic positioning system of the present invention performing positioning and transferring operations of the circuit board.

Fig. 12 is a first flowchart of the automatic positioning method of the present invention.

Fig. 13 is a second flowchart of the automatic positioning method of the present invention.

FIG. 14 is a first schematic view of a first automatic positioning suction device of the automatic positioning system of the present invention.

FIG. 15 is a second schematic view of the first automatic positioning suction device of the automatic positioning system of the present invention.

FIG. 16 is a third schematic view of the first automatic positioning suction device of the automatic positioning system of the present invention.

FIG. 17 is a fourth schematic view of the first automatic positioning suction device of the automatic positioning system of the present invention.

FIG. 18 is a fifth schematic view of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 19 is a first schematic view of a nozzle mechanism of a first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 20 is a second schematic view of the nozzle mechanism of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 21 is a third schematic view of the nozzle mechanism of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 22 is a fourth schematic view of the nozzle mechanism of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 23 is a fifth schematic view of a nozzle mechanism of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 24 is a sixth schematic view of the nozzle mechanism of the first automatic positioning suction device of the automatic positioning system of the present invention.

Fig. 25 is a schematic diagram of another embodiment of the automatic positioning system of the present invention.

Description of the figure numbers:

10 stand

11 feeding area

12 temporary playing area

13 location area

14 reference region of operation

15 material receiving area

20 conveyer belt

30 lifting baffle

40 first automatic positioning suction means

41 plate body

411 line rail

42 slider

43 rows of teeth

44 first gear

45 positive and negative rotation motor

46 connecting piece

47 axle center rod

48 suction nozzle mechanism

481 connection fixing seat

4811 connecting hole

482 rotary motor

4821 through hole

483 suction assembly

4831 suction nozzle

48311 suction hole

4832 hollow pipe fitting

48321 first scarf joint part

4833 piston

48331 perforation

4834 packing member

48341 first threaded part

48342 divergent part

48343 second engagement section

4835 Sleeve

48351 second threaded part

4836 gasket

49 drive assembly

491 second gear

492 third gear

493 leather belt

410 rotary motor

420 first support

4201 first linear bearing

430 second support member

4301 second linear bearing

440 hollow outer tube

50 control device

60 second automatic positioning suction means

70 lifting mechanism

80 photographic device

200 processing zone

300 circuit board stack box

400 mechanical arm

A circuit board

S101 to S109, S1081 to S1084.

Detailed Description

Referring to fig. 1 and 2, fig. 1 is a schematic view of an automatic positioning system according to the present invention, and fig. 2 is a first schematic view of the automatic positioning system according to the present invention for performing positioning and transferring operations of a circuit board. The automatic positioning system of the present invention is suitable for use in a circuit board manufacturing process, and as shown in the figure, the automatic positioning system mainly comprises a stand 10, a conveyor 20, a lifting baffle 30, a first automatic positioning suction device 40, a control device 50, a second automatic positioning suction device 60, and a lifting mechanism 70.

A vertical row on the top surface of the stand 10 is sequentially provided with a feeding area 11, a temporary placing area 12 and a positioning area 13, and is provided with a working reference area 14 and a material receiving area 15 in parallel with the vertical row, the working reference area 14 is arranged beside the positioning area 13, the material receiving area 15 is arranged beside the feeding area 11, and one side of the working reference area 14 is provided with a processing area 200. The conveyor belt 20 is disposed in the feeding area 11, the temporary placing area 12, and the positioning area 13 of the rack 10, and can rotate forward and backward by electrical driving. The lifting baffle 30 is disposed at a position of the stand 10 corresponding to the positioning area 13, and can be electrically driven to ascend or descend. The first automatic positioning and suction device 40 is disposed above the rack 10 and is movable between the positioning region 13 and the working reference region 14, and electrically driven to perform vacuum pumping operation in a negative pressure manner to suck the circuit board a. The second automatic positioning and suction device 60 is disposed above the rack 10 and can move between the working reference area 14 and the receiving area 15, and electrically driven to perform vacuum pumping operation in a negative pressure manner to suck the circuit board a. The lifting mechanism 70 is connected to the lifting baffle 30 and is mainly used for receiving an electrical signal to drive the lifting baffle 30 to ascend or descend. The control device 50 is disposed on the rack 10 and electrically connected to the conveyor belt 20, the first automatic positioning and sucking device 40, the second automatic positioning and sucking device 60, and the lifting mechanism 70.

As shown in fig. 3, before the automatic positioning system of the present invention performs the positioning and transferring operations of the circuit boards, the robot 400 can access the circuit board a in the circuit board stacking box 300, as shown in fig. 2. Next, the robot arm 400 may rotate to place the circuit board a on the feeding area 11 of the rack 10. As shown in fig. 4 and 5, when the circuit board a to be processed is placed in the feeding area 11, the control device 50 can transmit an electrical signal to the lifting mechanism 70 to electrically drive the lifting baffle 30 to be positioned below the positioning area 13, and the control device 50 controls the conveyor belt 20 to rotate forward, so that the circuit boards a in the feeding area 11 can sequentially move to the positioning area 13 through the temporary placing area 12. As shown in fig. 5, when the circuit board a is located in the positioning area 13, the control device 50 electrically drives the lifting baffle 30 to ascend so as to be located above the positioning area 13. As shown in fig. 6, the control device 50 controls the conveying belt 20 to rotate reversely to drive the circuit board a in the positioning area 13 to move reversely, so that the circuit board a can abut against the lifting baffle 30 to complete the positioning. As shown in fig. 7, after the positioning of the circuit board a is completed, the control device 50 controls the first automatic positioning suction device 40 to move, so that the suction center of the first automatic positioning suction device 40 can correspond to the center of the circuit board a located in the positioning area 13, and the control device 50 controls the first automatic positioning suction device 40 to move downward to perform the vacuum suction operation on the circuit board a. As shown in fig. 8 and 9, the control device 50 controls the first automatic positioning and sucking device 40 to lift the circuit board a upwards and move the circuit board a to be placed on the working reference area 14 of the rack 10. As shown in fig. 10, after the circuit board a in the working reference area 14 is sent to the processing area 200 for processing and returned to the working reference area 14 again, the control device 50 can control the second automatic positioning and suction device 60 to suck and move the processed circuit board a located in the working reference area 14 to the material receiving area 15.

As shown in fig. 11, in the above, when one side of the circuit board a is processed and returned to the working reference area 14, the control device 50 can further control the first automatic positioning suction device 40 to move to the working reference area 14 to suck one side of the circuit board a and turn over, and the control device 50 can control the second automatic positioning suction device 60 to suck the opposite side of the circuit board a, when the first automatic positioning suction device 40 is controlled to be separated from the circuit board a, the circuit board a can be placed in the working reference area 14 under the control of the second automatic positioning suction device 60, so that the other side of the circuit board a can also automatically and uninterruptedly perform the processing operation.

Referring to fig. 12, the above-mentioned operation flow is a first flow chart of the automatic positioning method according to the present invention, and the flow chart at least includes the following steps: step S101: placing the circuit board in a feeding area of a stand by using a mechanical arm; step S102: the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the feeding area to the temporary placing area of the stand; step S103: the lifting baffle is controlled by the control device to be positioned below the positioning area of the stand; step S104: the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the temporary placement area to the positioning area; step S105: controlling the lifting baffle to ascend above the positioning area by using a control device; step S106: the control device is used for controlling the conveying belt to rotate reversely so as to move the circuit board in the positioning area to abut against the lifting baffle plate to complete positioning; step S107: controlling the suction center of the first automatic positioning suction device to move corresponding to the center of the circuit board in the positioning area by using the control device; step S108: controlling the first automatic positioning suction device to suck and move the circuit board to the working reference area by using the control device, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on one surface of the circuit board; step S109: after the circuit board is processed and returned to the working reference area, the control device can be used for controlling the second automatic positioning and sucking device to suck the processed circuit board positioned in the working reference area and move the circuit board to the material receiving area of the stand.

Fig. 13 is a second flowchart of the automatic positioning method according to the present invention, and can be referred to as the operation flow of automatically performing the double-sided processing of the circuit board. As shown, the flow after the step S108 is: step S1081: after one side of the circuit board is processed and sent back to the working reference area, the control device can be used for controlling the first automatic positioning suction device to move to the working reference area so as to suck one side of the circuit board and turn over the circuit board; step S1082: controlling the second automatic positioning suction device to suck the opposite surface of the circuit board by using the control device; step S1083: the control device is used for controlling the first automatic positioning suction device to be separated from the circuit board; step S1084: the control device is used for controlling the second automatic positioning suction device to place the circuit board in the working reference area, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on the other surface of the circuit board; step S109: after the circuit board is processed and returned to the working reference area, the control device can be used for controlling the second automatic positioning and sucking device to suck the processed circuit board positioned in the working reference area and move the circuit board to the material receiving area of the stand.

Referring to fig. 14 and fig. 15, a first schematic view and a second schematic view of a first automatic positioning suction device of the automatic positioning system of the present invention are respectively shown. As shown in the drawings, the first automatic positioning and sucking device 40 of the present invention includes a plate 41, at least one sliding block 42, a gear row 43, a first gear 44, a forward and reverse rotation motor 45, a connecting member 46, a spindle rod 47, a suction nozzle mechanism 48, a transmission assembly 49, a rotation motor 410, a first supporting member 420, a second supporting member 430, and a hollow outer tube 440.

One surface of the plate 41 is provided with a linear rail 411; the sliding block 42 is embedded on the linear rail 411; the tooth row 43 is connected with the sliding block 42; said first gear 44 is meshed with the row of teeth 43; the forward and reverse rotation motor 45 is connected with the first gear 44; the connecting piece 46 is connected with the tooth row 43; one end of the axial rod 47 is connected with the connecting piece 46; the suction nozzle mechanism 48 is connected to the shaft center rod 47 and connected to the opposite end of the connecting member 46, further, the suction nozzle mechanism 48 includes a connecting fixing seat 481, a rotating motor 482 and a plurality of suction components 483, the connecting fixing seat 481 is connected to the rotating motor 482, and the plurality of suction components 483 are connected to the connecting fixing seat 481, wherein the plurality of suction components 483 are preferably arranged in a ring-shaped equidistant arrangement, but not limited thereto; the transmission assembly 49 is pivotally connected to the shaft rod 47 and connected to the rotary motor 410, further, the transmission assembly 49 includes a second gear 491, a third gear 492 and a belt 493, the second gear 491 is connected to the rotary motor 410, the third gear 492 is pivotally connected to the shaft rod 47, and the belt 493 is connected to the second gear 491 and the third gear 492; the first supporting member 420 provides one end of the shaft 47 to be inserted through, so that the shaft 47 can be connected to the connecting member 46 through the first supporting member 420, and further, the first supporting member 420 includes a first linear bearing 4201, and the first linear bearing 4201 can be used to provide the shaft 47 to be inserted through; the second support 430 provides the shaft center rod 47 to penetrate through and provides the rotary motor 410 to be disposed, and the second support 430 is located between the first support 420 and the nozzle mechanism 48, further, the second support 430 includes a second linear bearing 4301, and the second linear bearing 4301 can be used to provide the shaft center rod 47 to penetrate through; the inner portion of the hollow outer tube 440 is provided with the shaft rod 47, and one end of the hollow outer tube 440 is connected to the second supporting member 430.

Please refer to fig. 15, which are third schematic views of the first automatic positioning suction device of the automatic positioning system of the present invention. As mentioned above, the sliding block 42 can move laterally relative to the linear rail 411, when the forward/reverse rotation motor 45 operates in forward or reverse rotation, the first gear 44 can rotate to control the rack 43, so that the rack 43 can move leftwards or rightwards relative to the linear rail 411 through the sliding block 42, and thus the connecting member 46 linked with the rack 43 can drive the shaft center rod 47 to move, so that the suction nozzle mechanism 48 can be adjusted to move to make its center position correspond to the center position of the circuit board a. Through the arrangement of the linear rail 411 and the sliding block 42, the gear row 43 can be displaced in a labor-saving and stable manner, and the torsion of the forward and reverse rotation motor 45 can be reduced.

Fig. 17 and 18 are a fourth schematic view and a fifth schematic view of the first automatic positioning suction device of the automatic positioning system according to the present invention, respectively. As shown in the figure, when the rotary motor 410 starts to operate, the second gear 491 can be controlled to rotate, so that the belt 493 starts to rotate the third gear 492 and link the shaft center rod 47, so that the suction nozzle mechanism 48 can be driven by the shaft center rod 47 to rotate in any direction of 360 degrees, and the other side of the circuit board a sucked by the suction nozzle mechanism 48 can be turned over to execute the processing procedure. The first linear bearing 4201 and the second linear bearing 4301 are configured to prevent the shaft rod 47 from generating an angular deviation during rotation, so as to ensure that the nozzle mechanism 48 can stably perform a steering operation.

Further, please refer to fig. 19, which is a first schematic diagram of a nozzle mechanism of a first automatic positioning suction device of the automatic positioning system according to the present invention. As shown in the figure, a connection hole 4811 is formed inside the connection holder 481 of the nozzle mechanism 48. The rotating motor 482 is connected to the connecting fixing seat 481, and the rotating motor 482 is provided with a through hole 4821 communicating with the connecting hole 4811, so that the rotating motor 482 rotates the connecting fixing seat 481 when operating. Each of the suction modules 483 includes: a suction nozzle 4831 provided with a suction hole 48311 for sucking the circuit board a; n hollow pipes 4832 for engaging the suction nozzle 4831 with the connection holder 481, wherein one end of the 1 st hollow pipe 4832 engages with the connection holder 481, the 1 st to nth hollow pipes 4832 are sequentially sleeved, and the 2 nd to nth hollow pipes 4832 are respectively laterally displaceable to change the length of the sleeved N hollow pipes 4832, and one end of the nth hollow pipe 4832 engages with the suction nozzle 4831, so that the suction hole 48311 of the suction nozzle 4831 can be communicated to the connection hole 4811 of the connection holder 481 through the inside of the hollow pipe 4832, where N is a positive integer greater than 1; n-1 pistons 4833, each said piston 4833 is inlaid in one end of the hollow tube 4832 of the 2 nd to Nth and put into the tube of the hollow tube 4832 of the 1 st to N-1 th respectively, and each said piston 4833 has a perforation 48331, the said perforation 48331 communicates the inside of the hollow tube 4832; n-1 packing members 4834, each packing member 4834 is respectively threaded on the M-th hollow pipe 4832 and the outer wall surface where the M-1 th hollow pipe 4832 is joined to each other, where M is a positive integer greater than 1 and less than or equal to N, for example, four hollow pipe 4832 are provided in the drawing, and each packing member 4834 is threaded between the 1 st and 2 nd, 2 nd and 3 rd, and 3 rd and 4 th hollow pipe 4832; n-1 sleeves 4835, each said sleeve 4835 is threaded and locked to the exterior wall of each said packing piece 4834 separately; n-1 gaskets 4836, each of the gaskets 4836 is respectively sleeved on the outer periphery of each of the pistons 4833 and abuts against the inner wall surface of the hollow pipe 4832 from the 1 st to the N-1 st. Wherein, the pipe diameters of the N hollow pipe elements 4832 are different, and the pipe diameter of the 1 st hollow pipe element 4832 gradually decreases to the pipe diameter of the nth hollow pipe element 4832.

Fig. 20 and 21 are a second schematic view and a third schematic view of a nozzle mechanism of a first automatic positioning suction device of the automatic positioning system according to the present invention. As shown in the figure, the outer wall surface of each hollow pipe 4832 is provided with a first engaging portion 48321; the outer wall surface of the left half part of each packing piece 4834 forms a first screw thread portion 48341, the right half part of each packing piece 4834 forms a gradually expanding portion 48342 which can expand and return outwards, and the inner wall surface of each packing piece 4834 is provided with a second embedding portion 48343; a second screw portion 48351 is formed on the inner wall surface of each of the sleeves 4835.

Referring to fig. 22 to 24, a fourth schematic view, a fifth schematic view and a sixth schematic view of a nozzle mechanism of a first automatic positioning suction device of the automatic positioning system of the present invention are respectively shown. As shown in the figure, the sleeve 4835 can be locked on the outer wall surface of the tightening member 4834 by threading the second threaded portion 48351 with the first threaded portion 48341; the gradually expanding portion 48342 of each of the packing members 4834 can provide one end of the hollow pipe 4832 from the 2 nd to the nth, respectively, and the portion of each of the packing members 4834 provided with the first threaded portion 48341 can provide the other end of the hollow pipe 4832 from the 1 st to the nth-1 st, respectively, and simply, one end of each of the two adjacent hollow pipe 4832 to be sleeved is respectively threaded into the left half portion and the right half portion of the packing member 4834, and the left half portion and the right half portion of the packing member 4834 are respectively provided with the first threaded portion 48341 and form the gradually expanding portion 48342, and further, the hollow pipe 4832 is engaged with the second engaging portion 48343 through the first engaging portion 48321 to be sleeved with the packing member 4834.

Another embodiment of the present invention is shown in fig. 25, which is an automatic positioning system for a circuit board manufacturing process, comprising: a stand 10, a feeding area 11, a temporary placing area 12 and a positioning area 13 are sequentially arranged on a column of the top surface of the stand, and a working reference area 14 is arranged beside the positioning area 13; a conveyor belt 20 disposed in the feeding area 11, the temporary placing area 12 and the positioning area 13 of the rack 10; a first automatic positioning and sucking device 40 disposed above the gantry 10 and capable of moving between the positioning region 13 and the working reference region 14; a photographing device 80 disposed on the first automatic positioning suction device 40; and a control device 50, which is disposed on the stand 10 and can electrically drive the conveyor belt 20, the lifting baffle 30 and the first automatic positioning suction device 40, when the circuit board a to be processed is placed in the feeding area 11, the control device 50 controls the first automatic positioning suction device 40 to make the camera device 80 be located under the positioning area 13, the camera device 80 shoots the circuit board signal and transmits the circuit board signal to the control device 50, then the control device 50 can control the suction center of the first automatic positioning suction device 40 to move to the center of the circuit board a corresponding to the positioning area 13, and the first automatic positioning suction device 40 controls to suck and move the circuit board a to the working reference area 14 to execute the processing operation.

Specifically, the automatic positioning system and the automatic positioning method thereof can control a lifting baffle plate to ascend and enable a conveying belt to rotate reversely when the circuit board is conveyed to the positioning area of the stand through forward rotation of the conveying belt, so that the circuit board can move reversely to abut against the lifting baffle plate for positioning. In addition, the first automatic positioning suction device can automatically turn over the circuit board and utilize the second automatic positioning suction device to carry, so that the opposite two surfaces of the circuit board can be continuously processed, and the production efficiency is improved.

Claims

1. An automatic positioning system is suitable for a circuit board processing procedure, and is characterized by comprising: a stand (10), a feeding area (11), a temporary placing area (12) and a positioning area (13) are sequentially arranged in a column on the top surface of the stand, and a working reference area (14) is arranged beside the positioning area (13); the conveying belt (20) is arranged in the feeding area (11), the temporary placing area (12) and the positioning area (13) of the stand (10); a lifting baffle (30) arranged in the positioning area (13); a first automatic positioning suction device (40) which is arranged above the stand (10) and can move between the range of the positioning area (13) and the range of the working reference area (14); and a control device (50) disposed on the stand (10) and electrically driving the conveyor belt (20), the lifting baffle (30) and the first automatic positioning suction device (40), wherein when a circuit board (A) to be processed is placed in the feeding area (11), the control device (50) controls the lifting baffle (30) to be located below the positioning area (13), and the control device (50) controls the conveyor belt (20) to rotate forward to drive the circuit board (A) in the feeding area (11) to pass through the temporary placing area (12) and move to the positioning area (13), and when the circuit board (A) is located in the positioning area (13), the control device (50) controls the lifting baffle (30) to ascend above the positioning area (13), and the control device (50) controls the conveyor belt (20) to rotate backward to drive the circuit board (A) in the positioning area (13) to move, so that the circuit board (A) abuts against the lifting baffle (30) to complete the positioning, then the control device (50) can control the suction center of the first automatic positioning suction device (40) to move corresponding to the center of the circuit board (A) positioned in the positioning area (13), and the first automatic positioning suction device (40) is controlled to suck and move the circuit board (A) to the working reference area (14) to execute the processing operation.

2. The automatic positioning system of claim 1, comprising a lifting mechanism (70) connected to the lifting flap (30) and electrically connected to the control device (50), wherein the lifting mechanism (70) is controlled by the control device (50) to move the lifting flap (30) up or down.

3. An automatic positioning system is suitable for a circuit board processing procedure, and is characterized by comprising: a stand (10), a feeding area (11), a temporary placing area (12) and a positioning area (13) are sequentially arranged in a column on the top surface of the stand, and a working reference area (14) is arranged beside the positioning area (13); the conveying belt (20) is arranged in the feeding area (11), the temporary placing area (12) and the positioning area (13) of the stand (10); a first automatic positioning suction device (40) which is arranged above the stand (10) and can move between the range of the positioning area (13) and the range of the working reference area (14); a photographic device (80) arranged on the first automatic positioning suction device (40); and a control device (50) which is arranged on the stand (10) and can electrically drive the conveying belt (20) and the first automatic positioning suction device (40), when a circuit board to be processed is placed in the feeding area (11), the control device (50) controls the first automatic positioning suction device (40) to enable the photographic device (80) to be positioned below the positioning area (13), the photographic device (80) shoots the circuit board (A) and transmits a signal to the control device (50), then the control device (50) can control the suction center of the first automatic positioning suction device (40) to move to the center corresponding to the circuit board (A) positioned in the positioning area (13), and the first automatic positioning suction device (40) is controlled to suck and move the circuit board (A) to the working reference area (14) so as to execute the operation to be processed.

4. The automatic positioning system according to claim 1 or 3, comprising a second automatic positioning suction device (60) disposed above the rack (10) and electrically connected to the control device (50), wherein the control device (50) can control the first automatic positioning suction device (40) to move to the working reference area (14) to suck one side of the circuit board (A) and turn over the circuit board, and the control device (50) controls the second automatic positioning suction device (60) to suck the opposite side of the circuit board (A), when the first automatic positioning suction device (40) is controlled to separate from the circuit board (A), the circuit board (A) is controlled by the second automatic positioning suction device (60) to place the working reference area (14) for the execution of the processing operation.

5. The automatic positioning system of claim 4, wherein the rack (10) is provided with a material receiving area (15) beside the feeding area (11), and the control device (50) can control the second automatic positioning and sucking device (60) to suck and move the processed circuit board (A) located in the working reference area (14) to the material receiving area (15).

6. The automatic positioning system according to claim 4, wherein said first automatic positioning suction device (40) comprises: a plate body (41) with a linear rail (411) on one surface; at least one sliding block (42) embedded in the linear rail (411), wherein the sliding block (42) can move relative to the linear rail (411); a row of teeth (43) connected to the slider (42); a first toothed wheel (44) meshing with the row of teeth (43); a positive and negative rotation motor (45) connected to the first gear (44), when the positive and negative rotation motor (45) operates, the first gear (44) rotates to drive the gear row (43) to move relative to the linear rail (411) through the slide block (42); a connecting piece (46) connected with the gear row (43), and the connecting piece (46) can move along with the gear row (43); an axial rod (47) having one end engaged with the connecting member (46); a nozzle mechanism (48) connected to the spindle rod (47) to engage the opposite end of the connecting member (46); a transmission assembly (49) pivotally connected to the shaft (47); and a rotating motor (410) connected with the transmission component (49), when the rotating motor (410) operates, the transmission component (49) is controlled to drive the axle rod (47) to rotate.

7. The automatic positioning system of claim 6, wherein the first automatic positioning suction device (40) comprises a first support member (420) for receiving an end of the shaft rod (47) therethrough, and the shaft rod (47) is engaged with the connecting member (46) through the first support member (420).

8. The automatic positioning system of claim 7, wherein the first support member (420) comprises a first linear bearing (4201), the first linear bearing (4201) providing the spindle shaft (47) therethrough.

9. The automatic positioning system of claim 8, wherein the first automatic positioning suction device (40) comprises a second support member (430) for the spindle rod (47) to pass through and for the rotation motor (410) to be disposed, the second support member (430) is located between the first support member (420) and the nozzle mechanism (48), the second support member (430) comprises a second linear bearing (4301), and the second linear bearing (4301) provides the spindle rod (47) to pass through.

10. The automatic positioning system of claim 9, wherein the first automatic positioning suction device (40) comprises a hollow outer tube (440) having the shaft rod (47) inserted therein, and one end of the hollow outer tube (440) is connected to the second support member (430).

11. The automatic positioning system of claim 6, wherein the transmission assembly (49) comprises a second gear (491), a third gear (492), and a belt (493), the second gear (491) is connected to the rotary motor (410), the third gear (492) is pivotally connected to the spindle (47), and the belt (493) is connected to the second gear (491) and the third gear (492).

12. The automatic positioning system of claim 6, wherein the nozzle mechanism (48) comprises: a connection holder (481) having a connection hole (4811) formed therein; a rotating motor (482) connected with the connecting fixed seat (481), wherein the rotating motor (482) is provided with a through hole (4821) communicated with the connecting hole (4811), and the rotating motor (482) drives the connecting fixed seat (481) to rotate when in operation; and a plurality of suction devices (483), each suction device (483) comprising: a suction nozzle (4831) provided with a suction hole (48311); n hollow pipes (4832), wherein one end of the 1 st hollow pipe (4832) is connected to the connection holder (481), the 1 st to nth hollow pipes (4832) are sequentially sleeved, and the 2 nd to nth hollow pipes (4832) are respectively capable of being displaced laterally to change the length of the sleeved N hollow pipes (4832), one end of the nth hollow pipe (4832) is connected to the suction nozzle (4831), and the suction hole (48311) is communicated to the connection hole (4811) through the inside of the hollow pipe (4832), wherein N is a positive integer greater than 1; and N-1 pistons (4833), each piston (4833) is embedded in one end of the hollow pipe fitting (4832) of the 2 nd to the Nth respectively and is placed into the pipe of the hollow pipe fitting (4832) of the 1 st to the N-1 th respectively, and each piston (4833) is provided with a through hole (48331), and the through hole (48331) is communicated with the inside of the hollow pipe fitting (4832).

13. The automatic positioning system of claim 12, wherein the suction assembly (483) comprises N-1 urging members (4834) and N-1 sleeves (4835), each of the urging members (4834) is respectively threaded around the outer wall surface where the mth hollow pipe (4832) and the M-1 th hollow pipe (4832) are engaged with each other, and each of the sleeves (4835) is respectively threaded around the outer wall surface of each of the urging members (4834), wherein M is a positive integer greater than 1 and less than or equal to N.

14. The automatic positioning system as claimed in claim 13, wherein an outer wall surface of a left half portion of the urging member (4834) forms a first screw portion (48341), an inner wall surface of the sleeve (4835) forms a second screw portion (48351), and the sleeve (4835) is fastened to the outer wall surface of the urging member (4834) by screwing the second screw portion (48351) to the first screw portion (48341).

15. The automatic positioning system as claimed in claim 14, wherein the right half of the packing member (4834) forms a diverging section (48342) which is configured to be outwardly expanded and returned, the diverging section (48342) of each packing member (4834) provides one end of the hollow pipe member (4832) of the 2 nd to the nth to be penetrated, respectively, and the portion of each packing member (4834) provided with the first threaded section (48341) provides the other end of the hollow pipe member (4832) of the 1 st to the N-1 st to be penetrated, respectively.

16. The automatic positioning system as claimed in claim 15, wherein an outer wall surface of each hollow pipe member (4832) is provided with a first engaging portion (48321), and an inner wall surface of each packing member (4834) is provided with a second engaging portion (48343), and the hollow pipe member (4832) is engaged with the second engaging portion (48343) through the first engaging portion (48321) to be fitted with the packing member (4834).

17. The automatic positioning system according to claim 12, wherein the plurality of suction modules (483) are arranged in an annular equidistant arrangement.

18. An automatic positioning method is suitable for a circuit board processing procedure, and is characterized by at least comprising the following steps:

step (S101): placing the circuit board in a feeding area of a stand by using a mechanical arm;

step (S102): the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the feeding area to the temporary placing area of the stand;

step (S103): the lifting baffle is controlled by the control device to be positioned below the positioning area of the stand;

step (S104): the control device is used for controlling the conveyer belt to rotate forwards so as to convey the circuit board positioned in the temporary placement area to the positioning area;

step (S105): controlling the lifting baffle to ascend above the positioning area by using a control device;

step (S106): the control device is used for controlling the conveying belt to rotate reversely so as to move the circuit board in the positioning area to abut against the lifting baffle plate to complete positioning;

step (S107): controlling the sucking center of the first automatic positioning sucking device to move corresponding to the center of the circuit board in the positioning area by using the control device; and

step (S108): the control device is used for controlling the first automatic positioning suction device to suck and move the circuit board to the working reference area, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on one surface of the circuit board.

19. The automatic positioning method of claim 18, wherein after one side of the circuit board is processed and returned to the working reference area, the method comprises the steps of:

step (S1081): controlling the first automatic positioning and sucking device to move to a working reference area by using a control device so as to suck one surface of the circuit board and turn over the circuit board;

step (S1082): controlling the second automatic positioning suction device to suck the opposite surface of the circuit board by using the control device;

step (S1083): the control device is used for controlling the first automatic positioning suction device to be separated from the circuit board; and

step (S1084): and controlling the second automatic positioning and sucking device to place the circuit board in the working reference area by using the control device, so that the circuit board can be conveyed to the processing area through the working reference area to perform processing operation on the other surface of the circuit board.

20. The automatic positioning method according to claim 18 or 19, wherein after the circuit board is processed and returned to the working reference area, the method comprises the following steps: step (S109): and the control device is used for controlling the second automatic positioning suction device to suck the processed circuit board positioned in the working reference area and move the circuit board to the material receiving area of the stand.