CN114348625A

CN114348625A - PCB board conveyer of prepareeing material for intelligent manufacturing

Info

Publication number: CN114348625A
Application number: CN202111606297.2A
Authority: CN
Inventors: 王俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2022-04-15

Abstract

The invention relates to a conveying device, in particular to a PCB (printed circuit board) material preparation conveying device for intelligent manufacturing. The technical problem to be solved is as follows: the PCB material preparing and conveying device for the intelligent manufacturing is convenient and high in working efficiency. The technical scheme of the invention is as follows: the utility model provides a PCB board conveyer of prepareeing material for intelligent manufacturing, includes bed frame, first base, friction plate and first bottom plate, and the bed frame top is equipped with first base, and the gliding style is equipped with the friction plate on the first base, and the gliding style is equipped with first bottom plate on the friction plate. The power mechanism can provide power for the push block so as to push the PCB to move; the control mechanism can ensure that the PCB cannot be brought back in the resetting process of the push block.

Description

PCB board conveyer of prepareeing material for intelligent manufacturing

Technical Field

The invention relates to a conveying device, in particular to a PCB (printed circuit board) material preparation conveying device for intelligent manufacturing.

Background

PCB board is printed circuit board, be electronic components electrical connection's provider, in the transportation to it, if transport to the workstation side from the warehouse, because of its particularity, can not contact each other, thereby cause certain difficulty to the transportation, it is the manual work at present and carries the work, can only carry one at a time not with the help of the isolation, increase the whole weight to the article that need carry again when with the help of the isolation, thereby it is comparatively tired when with the help of the isolation to carry the manual work, transport efficiency is lower when not with the help of the isolation.

Therefore, it is necessary to design a PCB material preparing and conveying device for intelligent manufacturing, which is convenient for PCB and high in working efficiency.

Disclosure of Invention

In order to overcome the defects that when the PCB is carried manually, the labor is tired by means of an insulator, and the transportation efficiency is low without the help of the insulator, the technical problems to be solved are as follows: the PCB material preparing and conveying device for the intelligent manufacturing is convenient and high in working efficiency.

The technical scheme of the invention is as follows: the utility model provides a PCB board conveyer of prepareeing material for intelligent manufacturing, which comprises a base frame, first base, the friction plate, first bottom plate, first fixed block, first pivot pole, dysmorphism piece, the ejector pad, first support, the slide, power unit and control mechanism, the bed frame top is equipped with first base, the gliding style is equipped with the friction plate on the first base, the gliding style is equipped with first bottom plate on the friction plate, first bottom plate top evenly is equipped with the first fixed block of multiunit, the figure of every group is 2, equal rotary type is connected with first pivot pole between the first fixed block of every group, all be equipped with the dysmorphism piece on the first pivot pole, dysmorphism piece top all is equipped with the ejector pad, the equal symmetry in first base top both sides is equipped with first support, all be connected with the slide between the first support top of both sides, bed frame top one side is equipped with power unit, be equipped with control mechanism on the first bottom plate.

Further, power unit is including second base, cylinder, second support, solid fixed ring and first push rod, and first base top one side is equipped with the second base, and second base top is equipped with the cylinder, and first base top bilateral symmetry is equipped with the second support, and slidingtype connection has first push rod between the second support, and first push rod links to each other with the cylinder telescopic link, and the symmetry is equipped with solid fixed ring on the first push rod, and solid fixed ring all links to each other with first bottom plate.

Further, control mechanism is including first dead lever, the swivel becket, the slide bar, second guide way and second fixed block, dysmorphism piece upper portion all is equipped with first dead lever, the equal rotary type in first dead lever both sides is equipped with the swivel becket, the swivel becket bottom all is equipped with the slide bar, first bottom plate top is evenly opened has the first guide way of multiunit, every group figure is 2, first guide way all is in the outside of first fixed block, slide bar and first guide way slidingtype cooperation, first bottom plate top is evenly opened has a plurality of second guide ways, the friction plate top evenly is equipped with three second fixed block, second fixed block and adjacent second guide way slidingtype cooperation, the friction plate top is evenly opened has multiunit third guide way, every group figure is 2, slide bar and third guide way slidingtype cooperation.

Further, still including the second bottom plate, including a motor, an end cap, a controller, and a cover plate, the motor, lack the gear, straight-teeth gear third support, first baffle, the second dwang, the drive belt with place the dish, bed frame top one side is equipped with the second bottom plate, second bottom plate top symmetry is equipped with the third support, all be connected with first baffle between the third support top both sides, equal rotary type is connected with the second dwang between the first baffle both sides, be connected with the drive belt between the second dwang, place the dish has been placed to drive belt one side, first baffle one side of one side is equipped with the motor, motor output shaft has the gear that lacks, second dwang one side of one side is equipped with straight-teeth gear, straight-teeth gear and the cooperation of lacking the gear.

Further, including second dead lever, full gear, rack, fourth support and locating piece, four sides all slidingtype are equipped with the rack around placing the dish, and the rack outer end all is equipped with the fourth support, and fourth support top all is equipped with two locating pieces, places the dish in the middle part rotary type be equipped with the second dead lever, is equipped with full gear on the second dead lever, full gear and rack all mesh.

Further, the novel rack placing device is characterized by further comprising a guide block, a first elastic piece, a third fixed block, a clamping block, a second push rod and a second elastic piece, wherein the second push rod is arranged on one side of the right rack, the guide block is arranged on one side of the bottom of the placing disc, the second elastic piece is connected between the guide block and the second push rod, the third fixed block is slidably arranged in the guide block, the first elastic piece is connected between the third fixed block and the guide block, the clamping block is arranged at the bottom of the third fixed block, and the clamping block is matched with the second push rod.

Further, the sliding mechanism comprises a connecting rod, a fourth fixing block, a fifth support, a sliding groove block, a sliding block, a first wedge block, a second wedge block, a third wedge block, a second baffle, a third elastic piece and a trigger rod, wherein the connecting rod is arranged on one side of the first base plate, the fourth fixing block is arranged on one side of the connecting rod, the fifth fixing block is arranged on one side of the top of the connecting rod, the fifth support is symmetrically arranged on one side of the bottom of a side slideway, the sliding groove block is connected between the bottoms of the fifth supports, the sliding block is arranged in the sliding groove block, the first wedge block is arranged on one side of the sliding block, the second wedge block is arranged on one side of the sliding block, the third wedge block is arranged on one side of the sliding block, the second baffle is arranged on one side of the sliding block, the trigger rod is connected with the sliding block, and the third elastic piece is connected between the trigger rod and the first baffle on one side of the sliding block.

Furthermore, the positioning block is made of an insulating material.

The invention has the beneficial effects that: the power mechanism can provide power for the push block so as to push the PCB to move; the PCB cannot be brought back in the resetting process of the push block through the arranged control mechanism; through the locating piece that sets up, can press from both sides tight PCB board, make the PCB board can not drop from placing the dish.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the power mechanism according to the present invention.

Fig. 3 is a schematic perspective view of the control mechanism of the present invention.

FIG. 4 is a schematic view of a first partial body structure according to the present invention.

FIG. 5 is a schematic view of a second partial body structure according to the present invention.

Fig. 6 is a perspective view of a third embodiment of the present invention.

Fig. 7 is a perspective view of a fourth embodiment of the present invention.

FIG. 8 is a schematic view of a fifth partial body structure according to the present invention.

Fig. 9 is an enlarged schematic perspective view of the invention at a.

The labels in the figures are: 1_ base frame, 2_ first base, 3_ friction plate, 4_ first base plate, 5_ first fixing block, 6_ first rotating rod, 7_ special-shaped block, 8_ pushing block, 9_ first support, 10_ slideway, 11_ power mechanism, 1101_ second base, 1102_ cylinder, 1103_ second support, 1104_ fixing ring, 1105_ first push rod, 12_ control mechanism, 1201_ first fixing rod, 1202_ rotating ring, 1203_ sliding rod, 1204_ first guide groove, 1205_ second guide groove, 1206_ second fixing block, 1207_ third guide groove, 13_ second base plate, 1301_ motor, 1302_ missing gear, 1303_ spur gear, 14_ third support, 15_ first baffle, 16_ second rotating rod, 17_ driving belt, 18_ placing disc, 19_ second fixing rod, 20_ full gear, 21_ rack, 22_ fourth support, 23_ positioning block, 24_ guide block, 25_ first elastic member, 26_ third fixed block, 27_ fixed block, 28_ second push rod, 29_ second elastic member, 30_ link, 31_ fourth fixed block, 32_ fifth fixed block, 33_ fifth bracket, 34_ chute block, 35_ slider, 36_ first wedge block, 37_ second wedge block, 38_ third wedge block, 39_ second baffle, 40_ third elastic member, 41_ trigger lever.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

A PCB (printed Circuit Board) material preparation conveying device for intelligent manufacturing is disclosed, as shown in figures 1-9, and comprises a base frame 1, a first base 2, a friction plate 3, a first bottom plate 4, a first fixed block 5, a first rotating rod 6, a special-shaped block 7, a push block 8, a first bracket 9, a slide way 10, a power mechanism 11 and a control mechanism 12, wherein the top of the base frame 1 is provided with the first base 2, the first base 2 is provided with the friction plate 3 in a sliding manner, the friction plate 3 is provided with the first bottom plate 4 in a sliding manner, the top of the first bottom plate 4 is uniformly provided with three groups of first fixed blocks 5, the number of each group is 2, the first rotating rod 6 is rotatably connected between each group of the first fixed blocks 5, the first rotating rod 6 is provided with the special-shaped block 7, the top of the special-shaped block 7 is provided with the push block 8, the front and rear sides of the top of the first base 2 are respectively provided with the first bracket 9 in a left-right symmetry manner, the slide way 10 is connected between the top of the first brackets 9 at the front and rear sides, the rear side of the top of the base frame 1 is provided with a power mechanism 11, and the first bottom plate 4 is provided with a control mechanism 12.

The power mechanism 11 comprises a second base 1101, an air cylinder 1102, a second support 1103, fixing rings 1104 and a first push rod 1105, the second base 1101 is arranged on the rear right side of the top of the first base 2, the air cylinder 1102 is arranged on the top of the second base 1101, the second support 1103 is symmetrically arranged on the rear left side of the top of the first base 2, the first push rod 1105 is slidably connected between the second supports 1103, the first push rod 1105 is connected with a telescopic rod of the air cylinder 1102, the fixing rings 1104 are symmetrically arranged on the first push rod 1105, and the fixing rings 1104 are connected with the first bottom plate 4.

The control mechanism 12 comprises a first fixed rod 1201 and a rotating ring 1202, slide bar 1203, second guide way 1205 and second fixed block 1206, dysmorphism piece 7 upper portion all is equipped with first dead lever 1201, the equal rotary type in both sides is equipped with swivel 1202 around first dead lever 1201, swivel 1202 bottom all is equipped with slide bar 1203, first bottom plate 4 top is evenly opened has three groups of first guide way 1204, every group figure is 2, first guide way 1204 all is in the outside of first fixed block 5, slide bar 1203 and first guide way 1204 sliding fit, first bottom plate 4 top is evenly opened has three second guide way 1205, friction plate 3 top is evenly equipped with three second fixed block 1206, second fixed block 1206 and adjacent second guide way 1205 sliding fit, friction plate 3 top is evenly opened has three groups of third guide way 1207, every group figure is 2, slide bar 1203 and third guide way 1207 sliding fit.

When the PCB needs to be transported intermittently, a worker can place the PCB between the push blocks 8 and on the slide way 10, then the air cylinder 1102 is started to work, the telescopic rod of the air cylinder 1102 is extended to drive the first push rod 1105 to move leftwards, the first push rod 1105 moves leftwards to drive the fixed ring 1104 and the first bottom plate 4 to move leftwards, the first bottom plate 4 moves leftwards to drive the first fixed block 5, the first rotating rod 6, the special-shaped block 7 and the push block 8 to move leftwards, the push block 8 moves leftwards to drive the PCB to move leftwards, the special-shaped block 7 moves leftwards to drive the first fixed rod 1201, the rotating ring 1202 and the sliding rod 1203 to move leftwards, the first bottom plate 4 moves leftwards to simultaneously drive the second fixed block 1206 to move leftwards, the second fixed block 1206 moves leftwards to drive the friction plate 3 to move leftwards, then the first push rod 1105 can be reset rightwards through the air cylinder 1102, the first push rod 1105 resets rightwards to move rightwards to drive the fixed ring 1104 and the first bottom plate 4 to move rightwards, at this time, the first bottom plate 4 does not drive the second fixing block 1206 to move rightwards first when moving rightwards, so that the second fixing block 1206 is located at the left side of the third guide groove 1207, and the PCB is at a certain distance from the push block 8 at the left side of the PCB, so that the push block 8 does not drive the PCB to move at this time, the first bottom plate 4 moves rightwards when moving rightwards, the first fixing block 5 moves rightwards, the first rotating rod 6 and the special-shaped block 7 are driven rightwards when the first fixing block 5 moves rightwards, the sliding rod 1203 is limited by the friction plate 3 and cannot move rightwards at this time, so that under the guiding action of the third guide groove 1207, the sliding rod 1203 slides downwards in the guide groove, the sliding rod 1203 slides leftwards in the first guide groove 1204, the sliding rod 1203 slides downwards to drive the rotating ring 1202 to move downwards and rotate on the first fixing rod 1201, so as to drive the special-shaped block 7 to rotate, and drive the first rotating rod 6 to rotate on the first fixing block 5, therefore, the position of the push block 8 is lower than that of the PCB, and the push block is moved rightwards at the same time, then the first bottom plate 4 is moved rightwards continuously, the friction plate 3 is driven rightwards by the second fixed block 1206, the slide rod 1203 is moved rightwards by the friction plate 3 moving rightwards, the first push rod 1105 is moved leftwards again by the air cylinder 1102 after being moved rightwards and reset towards the second fixed block 1206, when the second fixed block 1206 moves to the right side of the third guide groove 1207, the extension rod of the air cylinder 1102 can be stopped to extend, the friction plate 3 can not move at the moment, so that the special-shaped block 7 and the push block 8 can be reset in a rotating way, thus completing the work of left transmission of the PCB once, the leftmost PCB is positioned at the left side of the push block 8, at the moment, a worker can be placed between the push blocks 8 again, the air cylinder 1102 is controlled to work continuously, and can carry out continuous transportation work, meanwhile, another worker collects and places the transported PCB on the left side of the slideway 10, and the air cylinder 1102 is stopped when the transportation is not needed.

Still including the second bottom plate 13, motor 1301, scarce gear 1302, straight-teeth gear 1303 third support 14, first baffle 15, second dwang 16, drive belt 17 and place a

set

18, 1 top left side of bed frame is equipped with second bottom plate 13, second bottom plate 13 top longitudinal symmetry is equipped with third support 14, all be connected with first baffle 15 between the 14 top left and right sides of third support, equal rotary type is connected with second dwang 16 between 15 front and back both sides of first baffle, be connected with drive belt 17 between the second dwang 16, drive belt 17 rear side is placed and is placed set 18, the first baffle 15 rear side in right side is equipped with motor 1301, motor 1301 output shaft has scarce gear 1302, rear side second dwang 16 right side is equipped with straight-teeth gear 1303, straight-teeth gear 1303 and the cooperation of scarce gear 1302.

The worker can place the placing disc 18 at the rear side of the transmission belt 17, then the motor 1301 is started to work, the output shaft of the motor 1301 rotates to drive the gear 1302 to rotate, the gear 1302 rotates to drive the spur gear 1303 to rotate, the spur gear 1303 rotates to drive the second rotating rod 16 at the rear side to rotate, the transmission belt 17 rotates to drive the placing disc 18 to move forward, the placing disc 18 is located at the left side of the slideway 10, then the gear 1302 rotates to be disengaged from the spur gear 1303, at the moment, the left transmission work of the PCB can be started, the PCB can fall on the placing disc 18, meanwhile, a new placing disc 18 is placed at the rear side of the transmission belt 17 again, when the first bottom plate 4 moves rightwards to reset, the gear 1302 is engaged with the spur gear 1303, the placing disc 18 can be driven to move forward again, therefore, each PCB can fall on the placing disc 18, and then the worker stands at the front side of the transmission belt 17, the placing tray 18 with the PCB board is collected, and the motor 1301 is stopped when transportation is not needed.

The rack placing plate is characterized by further comprising a second fixing rod 19, a full gear 20, a rack 21, a fourth support 22 and positioning blocks 23, wherein the racks 21 are arranged on the front side, the rear side, the left side and the right side of the placing plate 18 in a sliding mode, the fourth support 22 is arranged at the outer end of each rack 21, the two positioning blocks 23 are arranged at the top of each fourth support 22, the second fixing rod 19 is rotatably arranged in the middle of the placing plate 18, the full gear 20 is arranged on the second fixing rod 19, and the full gear 20 is meshed with the racks 21.

When the PCB board is on placing the dish 18, the staff alright promote the fourth support 22 rearward movement on right side, thereby drive right side rack 21 and right side locating piece 23 rearward movement, and then make gear revolve, alright make front side rack 21, fourth support 22 and locating piece 23 rearward movement, left side rack 21, fourth support 22 and locating piece 23 rearward movement, rear side rack 21, fourth support 22 and locating piece 23 forward movement, locating piece 23 is close to each other this moment, thereby can press from both sides tight PCB board, make the PCB board can not follow and place dish 18 and drop, the staff of being convenient for takes off the dish 18 of placing that has the PCB board and carries out subsequent operation simultaneously.

The novel rack placing plate is characterized by further comprising a guide block 24, a first elastic piece 25, a third fixing block 26, a clamping block 27, a second push rod 28 and a second elastic piece 29, the second push rod 28 is arranged on the right front side of the right side rack 21, the guide block 24 is arranged on the right front side of the bottom of the placing plate 18, the second elastic piece 29 is connected between the guide block 24 and the second push rod 28, the third fixing block 26 is arranged in the guide block 24 in a sliding mode, the first elastic piece 25 is connected between the third fixing block 26 and the guide block 24, the clamping block 27 is arranged at the bottom of the third fixing block 26, and the clamping block 27 is matched with the second push rod 28.

The sliding device further comprises a connecting rod 30, a fourth fixing block 31, a fifth fixing block 32, a fifth support 33, a sliding groove block 34, a sliding block 35, a first wedge-shaped block 36, a second wedge-shaped block 37, a third wedge-shaped block 38, a second support 39, a third elastic part 40 and a trigger rod 41, wherein the connecting rod 30 is arranged on the left front side of the first bottom plate 4, the fourth fixing block 31 is arranged on the rear side of the upper portion of the connecting rod 30, the fifth fixing block 32 is arranged on the left side of the top of the connecting rod 30, the fifth support 33 is symmetrically arranged on the left side of the bottom of the front side slideway 10, the sliding groove block 34 is connected between the bottoms of the fifth support 33, the sliding block 35 is arranged in the sliding manner, the first wedge-shaped block 36 is arranged on the right side of the sliding block 35 in the sliding manner, the second wedge-shaped block 37 is arranged on the rear side of the sliding manner of the sliding block 35, the third wedge 38 is arranged on the left side of the sliding manner of the sliding block 35, the second support 39 is arranged on the top of the sliding block 35, the right front portion of the first baffle 15 is provided with the trigger rod 41, the trigger rod 41 is connected with the slide block 35, and a third elastic piece 40 is connected between the trigger rod 41 and the right first baffle 15.

Initially, the second elastic element 29 is compressed, the first base plate 4 moves leftwards to drive the connecting rod 30 to move leftwards, the connecting rod 30 moves leftwards to drive the fourth fixing block 31 and the fifth fixing block 32 to move leftwards, the connecting rod 30 moves leftwards to drive the third wedge block 38 to move backwards, the third wedge block 38 moves backwards to drive the second wedge block 37 to move rightwards, the second wedge block 37 moves rightwards to drive the first wedge block 36 to move forwards, the first wedge block 36 is positioned at the right side of the fourth fixing block 31, then when the first base plate 4 moves rightwards to drive the connecting rod 30 to move rightwards, the fourth fixing block 31 moves rightwards to drive the first wedge block 36 to move rightwards, the first wedge block 36 moves rightwards to drive the sliding block 35 to move rightwards on the sliding groove block 34, the sliding block 35 moves rightwards to drive the trigger rod 41 to move rightwards, the third elastic element 40 is stretched, the trigger rod 41 drives the clamping block 27 to move downwards, the clamping block 27 moves downwards to drive the third fixing block 26 to move downwards, the first elastic element 25 is stretched, the clamping block 27 moves downwards to stop the second push rod 28, the second push rod 28 moves backwards under the action of the second elastic element 29, so that the rack 21 on the right side moves backwards, the PCB can be clamped, the sliding block 35 gradually moves upwards in the process of moving rightwards on the sliding groove block 34, the first wedge-shaped block 36 is not contacted with the fourth fixing block 31, the first wedge-shaped block 36 is contacted with the fifth fixing block 32, the trigger rod 41 and the sliding block 35 move leftwards to reset under the action of the third elastic element 40, the fifth fixing block 32 moves rightwards to drive the first wedge-shaped block 36 to move backwards to reset, the second wedge-shaped block 37 moves leftwards to reset, and the third wedge-shaped block 38 moves forwards to reset.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A PCB prepared material conveying device for intelligent manufacturing is characterized by comprising a base frame (1), a first base (2), a friction plate (3), a first base plate (4), first fixed blocks (5), first rotating rods (6), special-shaped blocks (7), pushing blocks (8), a first support (9), a slide way (10), a power mechanism (11) and a control mechanism (12), wherein the first base (2) is arranged at the top of the base frame (1), the friction plate (3) is arranged on the first base (2) in a sliding mode, the first base plate (4) is arranged on the friction plate (3) in a sliding mode, a plurality of groups of first fixed blocks (5) are uniformly arranged at the top of the first base plate (4), the number of each group is 2, the first rotating rods (6) are connected between the first fixed blocks (5) in a rotating mode, the special-shaped blocks (7) are arranged on the first rotating rods (6), the pushing blocks (8) are arranged at the tops of the special-shaped blocks (7), first base (2) top both sides all symmetry are equipped with first support (9), all are connected with slide (10) between first support (9) top of both sides, and bed frame (1) top one side is equipped with power unit (11), is equipped with control mechanism (12) on first bottom plate (4).

2. The PCB plate stock preparation conveying device for intelligent manufacturing as recited in claim 1, wherein the power mechanism (11) comprises a second base (1101), an air cylinder (1102), a second support (1103), fixing rings (1104) and a first push rod (1105), the second base (1101) is arranged on one side of the top of the first base (2), the air cylinder (1102) is arranged on the top of the second base (1101), the second support (1103) is symmetrically arranged on one side of the top of the first base (2), the first push rod (1105) is slidably connected between the second supports (1103), the first push rod (1105) is connected with a telescopic rod of the air cylinder (1102), the fixing rings (1104) are symmetrically arranged on the first push rod (1105), and the fixing rings (1104) are connected with the first bottom plate (4).

3. The PCB preparation conveying device for intelligent manufacturing as claimed in claim 2, wherein the control mechanism (12) comprises a first fixing rod (1201), a rotating ring (1202), a sliding rod (1203), a second guide groove (1205) and a second fixing block (1206), the first fixing rod (1201) is arranged on the upper portion of the special-shaped block (7), the rotating ring (1202) is rotatably arranged on both sides of the first fixing rod (1201), the sliding rod (1203) is arranged at the bottom of the rotating ring (1202), a plurality of groups of first guide grooves (1204) are uniformly formed in the top of the first bottom plate (4), the number of each group is 2, the first guide grooves (1204) are respectively arranged on the outer side of the first fixing block (5), the sliding rod (1203) is slidably matched with the first guide grooves (1204), a plurality of second guide grooves (1205) are uniformly formed in the top of the first bottom plate (4), three second fixing blocks (1206) are uniformly arranged on the top of the friction plate (3), the second fixing block (1206) is in sliding fit with the adjacent second guide grooves (1205), a plurality of groups of third guide grooves (1207) are uniformly formed in the top of the friction plate (3), the number of each group is 2, and the sliding rod (1203) is in sliding fit with the third guide grooves (1207).

4. The PCB preparation conveying device for intelligent manufacturing as claimed in claim 3, further comprising a second bottom plate (13), a motor (1301), a gear lacking wheel (1302), a straight gear (1303), a third support (14), a first baffle plate (15), a second rotating rod (16), a transmission belt (17) and a placing disc (18), wherein the second bottom plate (13) is arranged on one side of the top of the base frame (1), the third support (14) is symmetrically arranged on the top of the second bottom plate (13), the first baffle plate (15) is connected between two sides of the top of the third support (14), the second rotating rod (16) is rotatably connected between two sides of the first baffle plate (15), the transmission belt (17) is connected between the second rotating rods (16), the placing disc (18) is placed on one side of the transmission belt (17), the motor (1301) is arranged on one side of the first baffle plate (15), the gear lacking wheel (1302) is connected to an output shaft of the motor (1301), one side of the second rotating rod (16) on one side is provided with a straight gear (1303), and the straight gear (1303) is matched with the missing gear (1302).

5. The PCB preparation conveying device for intelligent manufacturing as recited in claim 4, further comprising a second fixing rod (19), a full gear (20), a rack (21), a fourth support (22) and positioning blocks (23), wherein the racks (21) are slidably arranged on the front, rear, left and right sides in the placing disc (18), the fourth support (22) is arranged at the outer end of each rack (21), the two positioning blocks (23) are arranged at the top of each fourth support (22), the second fixing rod (19) is rotatably arranged in the middle of the inside of the placing disc (18), the full gear (20) is arranged on each second fixing rod (19), and the full gear (20) is meshed with the racks (21).

6. The PCB preparation conveying device for intelligent manufacturing as claimed in claim 5, further comprising a guide block (24), a first elastic member (25), a third fixing block (26), a clamping block (27), a second push rod (28) and a second elastic member (29), wherein the second push rod (28) is arranged on one side of the right rack (21), the guide block (24) is arranged on one side of the bottom of the placing disc (18), the second elastic member (29) is connected between the guide block (24) and the second push rod (28), the third fixing block (26) is arranged in the guide block (24) in a sliding manner, the first elastic member (25) is connected between the third fixing block (26) and the guide block (24), the clamping block (27) is arranged at the bottom of the third fixing block (26), and the clamping block (27) is matched with the second push rod (28).

7. The PCB stock preparation conveying device for intelligent manufacturing according to claim 6, further comprising a connecting rod (30), a fourth fixing block (31), a fifth fixing block (32), a fifth support (33), a chute block (34), a sliding block (35), a first wedge-shaped block (36), a second wedge-shaped block (37), a third wedge-shaped block (38), a second baffle (39), a third elastic member (40) and a trigger rod (41), wherein the connecting rod (30) is arranged on one side of the first base plate (4), the fourth fixing block (31) is arranged on one side of the connecting rod (30), the fifth fixing block (32) is arranged on one side of the top of the connecting rod (30), the fifth support (33) is symmetrically arranged on one side of the bottom of the slideway (10) on one side, the chute block (34) is connected between the bottoms of the fifth supports (33), the sliding block (35) is arranged in the chute block (34) in a sliding manner, the first wedge-shaped block (36) is arranged on one side of the sliding block (35), a second wedge-shaped block (37) is arranged on one side of the sliding block (35) in a sliding mode, a third wedge-shaped block (38) is arranged on one side of the sliding block (35) in a sliding mode, a second baffle (39) is arranged at the top of the sliding block (35), a trigger rod (41) is arranged on one side of the first baffle (15) on one side in a sliding mode, the trigger rod (41) is connected with the sliding block (35), and a third elastic part (40) is connected between the trigger rod (41) and the first baffle (15) on one side.

8. The PCB stock conveying device for intelligent manufacturing as claimed in claim 5, wherein the positioning block (23) is made of insulating material.