CN219097092U

CN219097092U - Carrier exchange plate retracting and releasing machine compatible with NG material box

Info

Publication number: CN219097092U
Application number: CN202320146665.8U
Authority: CN
Inventors: 陈曲剑; 陈玉昆; 蔡景魁; 颜朝信
Original assignee: Symtek Automation Dongguan Co Ltd
Current assignee: Symtek Automation Dongguan Co Ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-05-30
Anticipated expiration: 2033-02-02

Abstract

The utility model relates to the technical field of material conveying, in particular to a carrier exchange receiving and releasing plate machine compatible with an NG (negative working) material box, which comprises a conveying device, a receiving and releasing conveying device, a material box jig, an NG material box and a manipulator, wherein the conveying device is used for conveying an external printed circuit board, the receiving and releasing conveying device is used for bearing and conveying the material box jig, the material box jig is used for bearing the external printed circuit board of good products, the NG material box is arranged between the conveying device and the receiving and releasing conveying device and is used for bearing the external printed circuit board of defective products, and the manipulator clamps the external printed circuit board to be conveyed among the conveying device, the NG material box and the material box jig. According to the utility model, the manipulator is provided with the code reader for reading and identifying the two-dimensional code of the external printed circuit board, the manipulator is electrically connected with the code reader, and the code reader controls the manipulator to convey the external printed circuit board into the NG material box or the material box jig according to the identified information, so that the working intensity of staff is reduced.

Description

Carrier exchange plate retracting and releasing machine compatible with NG material box

Technical Field

The utility model relates to the technical field of material conveying, in particular to a carrier exchange plate retracting machine compatible with an NG material box.

Background

Printed circuit boards (PCB's) are an indispensable accessory in modern electronic devices, and are used for all electronic devices, whether large machines or personal computers, communication base stations or cell phones, household appliances or electronic toys.

However, because the circuit board production process is complex, the printed circuit board production process generally includes: cutting, drilling, copper deposition, film pressing, exposure, development, electrolytic copper, electrolytic tin, film stripping, etching, tin stripping, optical detection, solder resist printing, solder resist exposure, development, character treatment, forming, electric measurement, final detection, spot test and packaging. After each procedure is finished, the finished products in the procedure are detected and classified, and good products and defective products (NG) are stored in a classified mode so as to control the production quality.

In the prior art, each production process of the circuit board is marked by using a two-dimensional code, so that quality control and flow problem tracing in the later stage are facilitated, marking information can be obtained by identifying the two-dimensional code, and the two-dimensional code is identified and classified for storage by manual code scanning, so that the labor is required to keep working beside the equipment all the time, and the working strength of workers is increased, so that improvement is necessary.

Disclosure of Invention

The utility model aims to overcome the defect that the working intensity of workers is increased by manual code scanning identification and classified storage in the prior art, and provides a carrier exchange collecting and placing plate machine compatible with an NG material box.

In order to achieve the above purpose, the carrier exchange plate receiving and releasing machine compatible with the NG material box comprises a conveying device, a receiving and releasing conveying device, a material box jig, a NG material box and a manipulator, wherein the conveying device is used for conveying an external printed circuit board, the receiving and releasing conveying device is used for bearing and conveying the material box jig, the material box jig is used for bearing the external printed circuit board of good products, the NG material box is arranged between the conveying device and the receiving and releasing conveying device and is used for bearing the external printed circuit board of defective products, and the manipulator clamps the external printed circuit board to be conveyed among the conveying device, the NG material box and the material box jig; the external printed circuit board is provided with a two-dimensional code of product information, the manipulator is provided with a code reader for reading and identifying the two-dimensional code of the external printed circuit board, the manipulator is electrically connected with the code reader, and the code reader controls the manipulator to convey the external printed circuit board to the NG material box or the material box jig according to the identified information.

Preferably, the manipulator comprises a first gripper, a first driver for driving the first gripper to move left and right, and a first lifter for driving the first gripper to lift up and down on the first driver, wherein the first gripper is connected with the first driver through the first lifter.

Preferably, the manipulator further comprises a second gripper, a second driver for driving the second gripper to move left and right, and a second lifter for driving the second gripper to lift up and down on the second driver, wherein the second gripper is connected with the second driver through the second lifter, and the second gripper is arranged at one end of the retraction conveying device far away from the conveying device; the winding and unwinding conveying device is provided with paper boxes corresponding to the second grippers, and the paper boxes are used for placing partition papers which are arranged at intervals on the printed circuit boards outside the stacked and placed parts.

Preferably, the code reader comprises a fixing frame arranged above the conveying device, a CCD camera arranged on the fixing frame, and a controller for receiving and identifying pictures shot by the CCD camera, wherein the first gripper, the first driver, the first lifter, the second gripper, the second driver and the second lifter are all electrically connected with the controller.

Preferably, the magazine tool NG magazine and the carton all include the box body, the box body is inside to be provided with the holding chamber, the holding intracavity is provided with the liftout board that is used for bearing the material, the box body below is provided with the liftout mouth, can jack-up through the liftout mouth the liftout board makes the liftout board slides along holding intracavity wall, makes the load in the material of liftout board expose in the holding chamber, be convenient for the manipulator centre gripping the material of liftout board or place the material at the liftout board.

Preferably, the retraction conveying device comprises a support frame and conveying belts which are arranged on the support frame in a relative rotation mode, wherein the two conveying belts are symmetrically arranged on two sides of the interior of the support frame; each conveyer belt comprises a driving wheel, a driven wheel, a conveyer belt body and a third driver, wherein the driving wheel and the driven wheel are oppositely rotated on one side of the supporting frame, the conveyer belt body is sleeved between the driving wheel and the driven wheel, and the third driver is fixed on the supporting frame and drives the driving wheel to rotate so as to drive the driven wheel and the conveyer belt body to rotate; two be provided with the turnover tray on the conveyer belt, the turnover tray is used for bearing the magazine tool.

Preferably, the conveying device comprises a bracket, a conveying roller group, a conveying driver and a limiting part, the conveying roller group is arranged on the bracket in a rolling mode, the conveying driver drives the conveying roller group to roll, the limiting part is fixed on the bracket, the conveying roller group is used for bearing and conveying an external printed circuit board, and the conveying driver drives the conveying roller group to roll so as to convey the external printed circuit board to the limiting part.

Preferably, the conveying roller group comprises a front roller group and a rear roller group, the front roller group and the rear roller group roll respectively and are arranged on the support in front and back, the conveying driver comprises a front driver and a rear driver, the front driver is in transmission connection with the front roller group, and the rear driver is in transmission connection with the rear roller group.

Preferably, the front driver is provided with a front magnetic gear rod rolling on the bracket, the front roller group comprises a plurality of front conveying shafts which are arranged side by side at intervals, each front conveying shaft is provided with a front magnetic gear, and the front driver drives the front magnetic gear rod to be in non-contact magnetic transmission connection with the front magnetic gears; the rear driver is provided with a rear magnetic gear rod which rolls on the support, the rear roller group comprises a plurality of rear conveying shafts which are arranged side by side at intervals, each rear conveying shaft is provided with a rear magnetic gear, and the rear driver drives the rear magnetic gear rod to be in non-contact magnetic transmission connection with the rear magnetic gears.

Preferably, the support is fixedly provided with a plurality of partition bars for partitioning the front roller group, the front roller group is partitioned into a plurality of rows of conveying channels for conveying external printed circuit boards by the partition bars, and the rear roller group is provided with a plurality of groups and is distributed corresponding to the conveying channels, so that the conveying roller groups simultaneously partition and convey the external printed circuit boards.

The utility model has the beneficial effects that: according to the utility model, the manipulator is provided with the code reader for reading and identifying the two-dimensional code of the external printed circuit board, the manipulator is electrically connected with the code reader, and the code reader controls the manipulator to convey the external printed circuit board into the NG material box or the material box jig according to the identified information, so that the working intensity of staff is reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a manipulator according to the present utility model.

Fig. 3 is a schematic structural diagram of a code reader according to the present utility model.

Fig. 4 is a schematic view showing an exploded structure of the retractable conveyer of the present utility model.

Fig. 5 is a schematic view showing an exploded structure of the case of the present utility model.

Fig. 6 is a schematic structural view of the conveying device of the present utility model.

Fig. 7 is a schematic view of the structure of the conveying roller set and the conveying driver of the present utility model.

The reference numerals include:

1. a conveying device; 11. a bracket; 111. a slide rail; 12. a conveying roller group; 121. a front roller group; 1211. a front conveying shaft; 1212. a front magnetic gear; 122. a rear roller group; 1221. a rear conveying shaft; 1222. a rear magnetic gear; 13. a transport drive; 131. a front driver; 1311. a front magnetic gear lever; 132. a rear driver; 1321. a rear magnetic gear lever; 14. a limiting piece; 15. dividing and arranging parting strips; 2. a winding and unwinding conveying device; 21. a support frame; 22. a conveyor belt; 221. a driving wheel; 222. driven wheel; 223. a conveyor belt body; 224. a third driver; 23. a turnover tray; 3. a material box jig; 4. NG a material box; 5. a manipulator; 51. a first grip; 52. a first driver; 53. a first lifter; 54. a second grip; 55. a second driver; 56. a second lifter; 6. a code reader; 61. a fixing frame; 62. a CCD camera; 63. a controller; 7. a paper box; 8. a case body; 81. a receiving chamber; 82. a liftout plate; 83. and a material ejection opening.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 7, the carrier exchange board receiving and releasing machine compatible with NG material boxes of the present utility model includes a conveying device 1, a receiving and releasing conveying device 2, a material box jig 3, a NG material box 4 and a manipulator 5, wherein the conveying device 1 is used for conveying external printed circuit boards, the receiving and releasing conveying device 2 is used for bearing and conveying the material box jig 3, the material box jig 3 is used for bearing external printed circuit boards of good products, the NG material box 4 is arranged between the conveying device 1 and the receiving and releasing conveying device 2 and is used for bearing external printed circuit boards of bad products, and the manipulator 5 clamps the external printed circuit boards to be conveyed among the conveying device 1, the NG material box 4 and the material box jig 3 for classifying and storing the external printed circuit boards.

The external printed circuit board is provided with the two-dimensional code of product information, and manipulator 5 is provided with the code reader 6 that is used for reading and discernment external printed circuit board's two-dimensional code, and manipulator 5 is connected with the code reader 6 electricity, and code reader 6 is according to the information control manipulator 5 of discernment with external printed circuit board carry NG magazine 4 or magazine tool 3 in, reduce staff's working strength, improve the accuracy of classifying the storage to external printed circuit board, reduce human error.

During operation, the conveying device 1 is used for conveying the external printed circuit board with the product information two-dimensional code, when the external printed circuit board is conveyed to one end of the conveying device 1, which is close to the manipulator 5, the conveying device 1 stops and waits for the manipulator 5 to clamp the external printed circuit board to conduct classified storage, the code reader 6 reads and recognizes the two-dimensional code of the external printed circuit board, and controls the manipulator 5 to clamp the external printed circuit board from the conveying device 1 according to the recognized information to conduct classified storage, when the product is recognized as a good product, the code reader 6 controls the manipulator 5 to clamp the external printed circuit board to store in the magazine jig 3, when the product is recognized as a bad product, the code reader 6 controls the manipulator 5 to clamp the external printed circuit board to store in the NG magazine 4, and achieves classified storage of the good product and the bad product of the external printed circuit board, so that the production quality is controlled, and meanwhile, the working intensity of workers is relieved.

The manipulator 5 of the present embodiment includes a first gripper 51, a first driver 52 that drives the first gripper 51 to move left and right, and a first lifter 53 that drives the first gripper 51 to lift up and down on the first driver 52, the first gripper 51 being connected to the first driver 52 through the first lifter 53, so that the first gripper 51, the first lifter 53, and the first driver 52 are connected to each other.

The first driver 52 and the first lifter 53 are both linear cylinder die combinations, the fixed end of the first lifter 53 is connected with the sliding end of the first driver 52, the sliding end of the first lifter 53 is connected with the first gripper 51, the first driver 52 drives the first gripper 51 and the first lifter 53 to move left and right among the conveying device 1, the NG material box 4 and the material box jig 3, the first lifter 53 drives the first gripper 51 to lift up and down in the first driver 52, and the first gripper 51 is convenient to clamp or release an external printed circuit board.

The first gripper 51 is a pneumatic chuck gripper, so that the first gripper 51 can absorb external printed circuit boards through the chuck, and the external printed circuit boards can be conveniently classified and stored.

During operation, the first driver 52 drives the first gripper 51 and the first lifter 53 to move to the upper side of the conveying device 1 and align with the external printed circuit board on the conveying device 1, the first lifter 53 drives the first gripper 51 to descend to be close to the external printed circuit board on the conveying device 1, the first gripper 51 sucks the external printed circuit board, the first lifter 53 drives the first gripper 51 to ascend, the code reader 6 controls the first driver 52 to drive the first gripper 51 and the first lifter 53 to move to the upper side of the NG material box 4 or the material box jig 3, the first lifter 53 drives the first gripper 51 to descend, and the first gripper 51 is convenient to place the sucked external printed circuit board in the NG material box 4 or the material box jig 3.

The manipulator 5 of the present embodiment includes a second gripper 54, a second driver 55 for driving the second gripper 54 to move left and right, and a second lifter 56 for driving the second gripper 54 to lift up and down on the second driver 55, and the second gripper 54 is connected to the second driver 55 through the second lifter 56, so that the second gripper 54, the second lifter 56, and the second driver 55 are connected to each other. The collecting and delivering device 2 is provided with a paper box 7 corresponding to the second grip 54, and the paper box 7 is used for placing the separating paper which is arranged at intervals on the printed circuit boards outside the stacking arrangement.

The second driver 55 and the second lifter 56 are both linear cylinder die combinations, the fixed end of the second lifter 56 is connected with the sliding end of the second driver 55, the sliding end of the second lifter 56 is connected with the second gripper 54, the second driver 55 drives the second gripper 54 and the second lifter 56 to move left and right among the NG material box 4, the material box jig 3 and the paper box 7, and the second lifter 56 drives the second gripper 54 to lift up and down on the second driver 55, so that the second gripper 54 can clamp or release the paper. The second gripper 54 is a pneumatic suction cup gripper such that the second gripper 54 sucks the separator through the suction cup.

When the paper box is used, the first driver 52 drives the first gripper 51 and the first lifter 53 to place the printed circuit board which absorbs the outside in the NG material box 4, and the second lifter 56 drives the second gripper 54 to descend towards the paper box 7, so that the second gripper 54 absorbs the paper; after the first driver 52 drives the first gripper 51 and the first lifter 53 to leave the NG magazine 4, the second driver 55 drives the second gripper 54 and the second lifter 56 to move above the NG magazine 4, the second lifter 56 drives the second gripper 54 to descend toward the NG magazine 4, the second gripper 54 places the sucked paper in the NG magazine 4, and similarly, the first driver 52 drives the first gripper 51 and the first lifter 53 to place the sucked external printed circuit boards on the upper side of the magazine jig 3, the second driver 55 drives the second gripper 54 and the second lifter 56 to move above the magazine jig 3, the second lifter 56 drives the second gripper 54 to descend toward the magazine jig 3, the second gripper 54 places the sucked paper in the magazine jig 3, the external printed circuit boards in the NG magazine 4 and the magazine jig 3 are stacked by the paper separation, and when the external printed circuit boards are stacked, the two external printed circuit boards cannot rub against each other.

The code reader 6 of the present embodiment includes a fixing frame 61 disposed above the conveying device 1, a CCD camera 62 disposed on the fixing frame 61, and a controller 63 for receiving and recognizing a picture photographed by the CCD camera 62, where the controller 63 is electrically connected to the CCD camera 62, so that the code reader 6 can read and recognize the two-dimensional code of the external printed circuit board. The first gripper 51, the first driver 52, the first lifter 53, the second gripper 54, the second driver 55 and the second lifter 56 are all electrically connected with the controller 63, so that the manipulator 5 is electrically connected with the code reader 6, and the manipulator 5 is conveniently controlled.

The magazine tool 3, NG magazine 4 and carton 7 of this embodiment all include box body 8, and box body 8 inside is provided with holding chamber 81, is provided with the liftout board 82 that is used for bearing the material in the holding chamber 81, is convenient for bear outside printed circuit board or separating paper. The box body 8 below is provided with liftout mouth 83, can jack-up liftout plate 82 through liftout mouth 83, makes liftout plate 82 slide along holding chamber 81 inner wall, makes the material that bears in liftout plate 82 expose in holding chamber 81, and the material of the liftout plate 82 of manipulator 5 centre gripping of being convenient for or place the material at liftout plate 82 to make first tongs 51 more easily place the outside printed circuit board of absorbing in magazine tool 3 or NG magazine 4, second tongs 54 more easily absorb the baffle from carton 7 or place the baffle of absorbing in magazine tool 3 or NG magazine 4.

The retractable conveying device 2 of the embodiment comprises a supporting frame 21 and conveying belts 22 which are arranged on the supporting frame 21 in a relatively rotating manner, wherein the two conveying belts 22 are symmetrically arranged on two sides inside the supporting frame 21, and the two conveying belts 22 are used for conveying and retracting the magazine jig 3 of the external printed circuit board.

Each conveyor belt 22 includes a driving pulley 221, a driven pulley 222, a conveyor belt body 223, and a third driver 224, and the third driver 224 is a gear motor. The driving wheel 221 and the driven wheel 222 are respectively rotated at one side of the supporting frame 21, the conveying belt body 223 is sleeved between the driving wheel 221 and the driven wheel 222, the third driver 224 is fixed on the supporting frame 21 and drives the driving wheel 221 to rotate, so that the driven wheel 222 and the conveying belt body 223 are driven to rotate, and the collecting and releasing conveying device 2 is used for bearing and conveying the material box jig 3.

Be provided with turnover tray 23 on two conveyer belts 22, turnover tray 23 is used for bearing magazine tool 3, bears many ranges of magazine tool 3 and carton 7 through turnover tray 23, will bear many ranges of magazine tool 3 and carton 7 turnover tray 23 and place on two conveyer belts 22, realizes receiving and releasing conveyor 2 once only to carry a plurality of magazine tools 3 and carton 7, and in the magazine tool 3 of being convenient for and carton 7 got into next process.

The conveying device 1 of the embodiment comprises a bracket 11, a conveying roller set 12 arranged on the bracket 11 in a rolling manner, a conveying driver 13 for driving the conveying roller set 12 to roll and a limiting piece 14 fixed on the bracket 11, wherein the conveying roller set 12 is used for bearing and conveying an external printed circuit board, the conveying driver 13 drives the conveying roller set 12 to roll and convey the external printed circuit board to the limiting piece 14, the first driver 52 is convenient for driving the first gripper 51 and the first lifter 53 to move at the limiting piece 14 of the conveying device 1, the first lifter 53 is convenient for driving the first gripper 51 to descend, the first gripper 51 is convenient for sucking the external printed circuit board which is propped against the limiting piece 14, and the manipulator 5 is convenient for clamping the external printed circuit board from the conveying device 1.

The conveying roller set 12 of the present embodiment includes a front roller set 121 and a rear roller set 122, the front roller set 121 and the rear roller set 122 are respectively arranged on the support 11 in a rolling front-back manner, so that the rear roller set 122 is disposed between the front roller set 121 and the limiting member 14, and an external printed circuit board is conveyed along the front roller set 121 and the rear roller set 122 to be abutted against the limiting member 14. The first driver 13 comprises a front driver 131 and a rear driver 132, the front driver 131 and the rear driver 132 are all gear motors, the front driver 131 is in transmission connection with the front roller set 121, the rear driver 132 is in transmission connection with the rear roller set 122, the front driver 131 drives the front roller set 121, the rear driver 132 drives the rear roller set 122, the front roller set 121 and the rear roller set 122 are controlled separately, the external printed circuit board conveying control is facilitated, and the external printed circuit board conveying positioning is accurate.

The front driver 131 of the present embodiment is provided with a front magnetic gear rod 1311 rolling on the bracket 11, the front roller set 121 includes a plurality of front conveying shafts 1211 arranged side by side at intervals, each front conveying shaft 1211 is provided with a front magnetic gear 1212, and the front driver 131 drives the front magnetic gear rod 1311 to be in non-contact magnetic transmission connection with the front magnetic gear 1212 through the cooperation of a belt and a belt pulley, so that the front roller set 121 can roll more quietly.

The rear driver 132 is provided with a rear magnetic gear rod 1321 rolling on the bracket 11, the rear roller set 122 comprises a plurality of rear conveying shafts 1221 arranged side by side at intervals, each rear conveying shaft 1221 is provided with a rear magnetic gear 1222, and the rear driver 132 drives the rear magnetic gear rod 1321 to be in non-contact magnetic transmission connection with the rear magnetic gear 1222 through the cooperation of a belt and a belt pulley, so that the rolling operation of the rear roller set 122 is quieter.

The support 11 of this embodiment is fixedly provided with a plurality of partition bars 15 for partitioning the front roller set 121, the front roller set 121 is partitioned into a plurality of rows of conveying channels for conveying external printed circuit boards by the partition bars 15, and the rear roller set 122 is provided with a plurality of groups and is distributed corresponding to the conveying channels, so that the conveying roller set 12 simultaneously partitions and conveys the external printed circuit boards, and the conveying efficiency of the external printed circuit boards is improved.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. A carrier exchange board receiving and releasing machine compatible with an NG material box is characterized in that: comprises a conveying device (1), a collecting and releasing conveying device (2), a material box jig (3), an NG material box (4) and a manipulator (5),

the feeding device (1) is used for feeding an external printed circuit board, the retraction and delivery device (2) is used for bearing and delivering the material box jig (3), the material box jig (3) is used for bearing the external printed circuit board of good products, the NG material box (4) is arranged between the feeding device (1) and the retraction and delivery device (2) and is used for bearing the external printed circuit board of bad products, and the manipulator (5) clamps the external printed circuit board to be delivered between the feeding device (1), the NG material box (4) and the material box jig (3);

the external printed circuit board is provided with a two-dimensional code of product information, the manipulator (5) is provided with a code reader (6) for reading and identifying the two-dimensional code of the external printed circuit board, the manipulator (5) is electrically connected with the code reader (6), and the code reader (6) controls the manipulator (5) to convey the external printed circuit board to the NG material box (4) or the material box jig (3) according to the identified information.

2. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 1, wherein: the manipulator (5) comprises a first gripper (51), a first driver (52) for driving the first gripper (51) to move left and right and a first lifter (53) for driving the first gripper (51) to lift up and down on the first driver (52), and the first gripper (51) is connected with the first driver (52) through the first lifter (53).

3. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 2, wherein: the manipulator (5) further comprises a second gripper (54), a second driver (55) for driving the second gripper (54) to move left and right and a second lifter (56) for driving the second gripper (54) to lift up and down on the second driver (55), the second gripper (54) is connected with the second driver (55) through the second lifter (56), and the second gripper (54) is arranged at one end, far away from the conveying device (1), of the retraction conveying device (2);

the folding and unfolding conveying device (2) is provided with paper boxes (7) corresponding to the second grippers (54), and the paper boxes (7) are used for placing separation papers which are arranged at intervals on the printed circuit boards outside the stacked and placed.

4. A NG cartridge compatible carrier exchange retraction plate machine according to claim 3 wherein: the code reader (6) comprises a fixing frame (61) arranged above the conveying device (1), a CCD camera (62) arranged on the fixing frame (61) and a controller (63) for receiving and identifying pictures shot by the CCD camera (62), wherein the first gripper (51), the first driver (52), the first lifter (53), the second gripper (54), the second driver (55) and the second lifter (56) are electrically connected with the controller (63).

5. A NG cartridge compatible carrier exchange retraction plate machine according to claim 3 wherein: the material box jig (3), the NG material box (4) and the paper box (7) all include box body (8), box body (8) inside is provided with holding chamber (81), be provided with in holding chamber (81) and be used for bearing the top flitch (82) of material, box body (8) below is provided with liftout mouth (83), can jack up through liftout mouth (83) top flitch (82), make top flitch (82) slide along holding chamber (81) inner wall, make the load in the material of top flitch (82) expose in holding chamber (81), be convenient for manipulator (5) centre gripping the material of top flitch (82) or place the material in top flitch (82).

6. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 1, wherein: the winding and unwinding conveying device (2) comprises a supporting frame (21) and conveying belts (22) which are arranged on the supporting frame (21) in a relatively rotating mode, wherein the conveying belts (22) comprise two conveying belts (22) which are symmetrically arranged on two sides in the supporting frame (21);

each conveying belt (22) comprises a driving wheel (221), a driven wheel (222), a conveying belt body (223) and a third driver (224), wherein the driving wheel (221) and the driven wheel (222) are oppositely rotated on one side of the supporting frame (21), the conveying belt body (223) is sleeved between the driving wheel (221) and the driven wheel (222), and the third driver (224) is fixed on the supporting frame (21) and drives the driving wheel (221) to rotate so as to drive the driven wheel (222) and the conveying belt body (223) to rotate;

two conveyer belts (22) are provided with turnover trays (23), and the turnover trays (23) are used for bearing the material box jigs (3).

7. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 1, wherein: the conveying device (1) comprises a support (11), a conveying roller group (12) arranged on the support (11) in a rolling mode, a conveying driver (13) for driving the conveying roller group (12) to roll and a limiting piece (14) fixed on the support (11), wherein the conveying roller group (12) is used for bearing and conveying an external printed circuit board, and the conveying driver (13) drives the conveying roller group (12) to roll and convey the external printed circuit board to the limiting piece (14).

8. The NG cartridge compatible carrier exchange board receiving and releasing machine as claimed in claim 7, wherein: the conveying roller group (12) comprises a front roller group (121) and a rear roller group (122), the front roller group (121) and the rear roller group (122) are respectively rolled front and back and are arranged on the support (11), the conveying driver (13) comprises a front driver (131) and a rear driver (132), the front driver (131) is in transmission connection with the front roller group (121), and the rear driver (132) is in transmission connection with the rear roller group (122).

9. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 8, wherein: the front driver (131) is provided with a front magnetic gear rod (1311) rolling on the bracket (11), the front roller group (121) comprises a plurality of front conveying shafts (1211) which are arranged side by side at intervals, each front conveying shaft (1211) is provided with a front magnetic gear (1212), and the front driver (131) drives the front magnetic gear rod (1311) to be in non-contact magnetic transmission connection with the front magnetic gear (1212);

the rear driver (132) is provided with a rear magnetic gear rod (1321) rolling on the support (11), the rear roller group (122) comprises a plurality of rear conveying shafts (1221) which are arranged side by side at intervals, each rear conveying shaft (1221) is provided with a rear magnetic gear (1222), and the rear driver (132) drives the rear magnetic gear rod (1321) to be in non-contact magnetic transmission connection with the rear magnetic gear (1222).

10. The NG cartridge compatible carrier exchange board receiving and releasing machine according to claim 9, wherein: the support (11) is fixedly provided with a plurality of partition bars (15) for partitioning the front roller group (121), the front roller group (121) is partitioned into a plurality of rows of conveying channels for conveying external printed circuit boards through the partition bars (15), and the rear roller group (122) is provided with a plurality of groups and is distributed corresponding to the conveying channels, so that the conveying roller groups (12) can simultaneously partition and convey the external printed circuit boards.