阅读说明：本技术 一种电路板的放板机及放板方法 (Board placing machine and board placing method for circuit board ) 是由 魏德英 于 2021-09-26 设计创作，主要内容包括：本发明公开了一种电路板的放板机及放板方法,包括：放板箱,其顶部开口,所述放板箱的底部一侧开设有推槽,所述放板箱的底部另一侧开设有对应推槽的出板槽,且放板箱的顶部位于推槽上方的一侧开设有缺口；推板单元,包含有滑轨、滑杆、推杆、推板块、保护垫和往复推拉组件,放板箱的底部位于推槽两侧分别连接有滑轨,滑杆的两端分别与两个滑轨滑动连接,所述滑杆靠近放板箱的一侧中部通过推杆连接推板块,推板块靠近放板箱的一侧设有保护垫；放板限位单元,其安装在放板箱位于出板槽两侧的位置；限位调整单元,安装在放板限位单元的底部。可以提高放板效率,放板的准确度高,不容易发生偏移,可以确保后续电路板的加工效率。(The invention discloses a board placing machine and a board placing method for a circuit board, which comprise the following steps: the top of the plate placing box is provided with an opening, one side of the bottom of the plate placing box is provided with a pushing groove, the other side of the bottom of the plate placing box is provided with a plate discharging groove corresponding to the pushing groove, and one side of the top of the plate placing box, which is positioned above the pushing groove, is provided with a notch; the push plate unit comprises slide rails, slide bars, push rods, push plate blocks, protective pads and a reciprocating push-pull assembly, the slide rails are respectively connected with the bottom of the plate placing box at two sides of the push groove, two ends of each slide bar are respectively connected with the two slide rails in a sliding manner, the middle part of one side, close to the plate placing box, of each slide bar is connected with the corresponding push plate block through the corresponding push rod, and the protective pad is arranged at one side, close to the plate placing box, of each push plate block; the plate placing limiting units are arranged at the positions of the plate placing boxes on the two sides of the plate outlet groove; and the limiting adjusting unit is arranged at the bottom of the plate placing limiting unit. The efficiency of putting the board can be improved, the degree of accuracy of putting the board is high, is difficult to take place the skew, can ensure the machining efficiency of follow-up circuit board.)

1. A trigger of putting of circuit board characterized in that includes:

the top of the plate placing box (1) is opened, a pushing groove (9) is formed in one side of the bottom of the plate placing box (1), a plate discharging groove (10) corresponding to the pushing groove (9) is formed in the other side of the bottom of the plate placing box (1), and a notch is formed in one side, located above the pushing groove (9), of the top of the plate placing box (1);

the plate pushing unit (2) comprises sliding rails (21), sliding rods (22), push rods (23), a plate pushing block (24), a protection pad (25) and a reciprocating push-pull assembly, the sliding rails (21) are respectively connected to the two sides of the push groove (9) at the bottom of the plate placing box (1), the two ends of each sliding rod (22) are respectively connected with the two sliding rails (21) in a sliding mode, the middle of one side, close to the plate placing box (1), of each sliding rod (22) is connected with the plate pushing block (24) through the corresponding push rod (23), and the protection pad (25) is arranged on one side, close to the plate placing box (1), of each plate pushing block (24);

the plate placing limiting units (6) are arranged at the positions, located on the two sides of the plate outlet groove (10), of the plate placing box (1);

and the limiting adjusting unit (7) is arranged at the bottom of the plate placing limiting unit (6).

2. The board placing machine for the circuit board according to claim 1, characterized in that: reciprocating push-and-pull subassembly includes installation pole (26), motor support (27), motor installation cover (28), push pedal motor (29), loose axle (210), swing arm (211) and movable rod (212), and the one end difference fixedly connected with installation pole (26) of putting board case (1) are kept away from in two slide rails (21), two installation poles (26) are connected respectively to the both ends of motor support (27), push pedal motor (29) are installed through motor installation cover (28) in the middle part of motor support (27), the one end of bottom output shaft fixed connection swing arm (211) of push pedal motor (29), the one end of the other end of swing arm (211) through loose axle (210) swing joint movable rod (212), the middle part upside of the other end through round pin axle swing joint slide bar (22) of movable rod (212).

3. The board placing machine for the circuit board according to claim 1, characterized in that: put spacing unit of board (6) and include side piece (61), fixed axle (62), rotate a section of thick bamboo (63), limiting plate (64) and spacing (65), put the position that the board case (1) is located a board groove (10) both sides and be fixed with side piece (61) respectively, the side of two side pieces (61) is equipped with fixed axle (62) that are on a parallel with slide rail (21) respectively, and two fixed axles (62) rotate a section of thick bamboo (63) with two respectively and are connected, and the bottom that rotates a section of thick bamboo (63) is connected with limiting plate (64) respectively, the upside of limiting plate (64) is kept away from the one end of putting board case (1) and is equipped with spacing (65).

4. A board placing machine for a circuit board according to claim 3, characterized in that: spacing adjustment unit (7) include spliced pole (71), screw piece (72), horizontal screw rod (73), intermediate column (74), throw pole (75) and swivel (76), and two limiting plates (64) are close to a lateral base of putting board case (1) and do not are fixed with spliced pole (71), and the tip of two spliced poles (71) rotates respectively and is connected with screw piece (72), the both ends of intermediate column (74) are connected with horizontal screw rod (73) respectively, and the screw thread opposite direction of two horizontal screw rods (73), and two horizontal screw rods (73) respectively with screw piece (72) threaded connection that corresponds, and swivel (76) are connected through annular array's the throw pole (75) to the tip side of one of them horizontal screw rod (73), the side of swivel (76) is passed to the tip of throwing pole (75).

5. The board placing machine for the circuit board according to claim 1, characterized in that: still including putting board mouth closed cell (3), it includes major axis (31), closing plate (32), stopper (33), side opening (34), joint hole (35), joint post (36) and side link (37) to put board mouth closed cell (3), the bottom of breach is through major axis (31) swing joint closing plate (32), joint hole (35) have been seted up respectively to the top both sides of closing plate (32), the top both sides of putting board case (1) are seted up side opening (34) that correspond the breach top, it has joint post (36) to alternate in side opening (34), the end connection of joint post (36) has side link (37), it is equipped with stopper (33) to be located the breach downside to put board case (1).

6. The board placing machine for the circuit board according to claim 1, characterized in that: still including pressing neat unit (5), it includes knee pole (51), mounting panel (52), stand (53), compression spring (54), clamp plate (55), pressure pad (56) and stop nut (57) to press neat unit (5), the top both sides of putting board case (1) are connected with mounting panel (52) through knee pole (51), mounting panel (52) are located the top center of putting board case (1), and sliding connection has stand (53) from top to bottom in the middle part through-hole of mounting panel (52), the bottom of stand (53) is connected with clamp plate (55), the bottom of clamp plate (55) is connected with pressure pad (56), the column section that stand (53) are located between clamp plate (55) and mounting panel (52) has cup jointed compression spring (54), and the top threaded connection of stand (53) has stop nut (57).

7. The board placing machine for the circuit board according to claim 6, wherein: pressing neat unit (5) still includes pole setting (58), installation pole (59), operating ring (510), side kelly (511), side draw-in groove (512) and last pull ring (513), the bottom of the top fixed connection pole setting (58) of clamp plate (55), sliding connection about the rectangular channel on the top of pole setting (58) and mounting panel (52), side draw-in groove (512) have been seted up to the vertical equidistance in side of pole setting (58), the top of pole setting (58) is connected with pull ring (513), and the top of one of them knee (51) is fixed with installation pole (59), side kelly (511) have been worn to insert in installation pole (59) top side jack, the one end fixed connection operating ring (510) of side kelly (511), and the other end and the side draw-in groove (512) joint that corresponds of operating ring (510).

8. The board placing machine for the circuit board according to claim 1, characterized in that: the device also comprises a width adjusting unit (4), wherein the width adjusting unit (4) comprises a slip ring (41), a sliding column (42), an adjusting screw rod (43), an adjusting nut (44), a hand wheel (45), a width adjusting plate (46) and a side pad (47), a sliding ring (41) and an adjusting nut (44) are embedded in the front side and the rear side of the plate placing box (1), a sliding column (42) is connected in the sliding ring (41) in a sliding way, an adjusting screw rod (43) is connected in the adjusting nut (44) in a threaded way, one end of the adjusting screw rod (43) positioned in the plate placing box (1) is rotationally connected with a width adjusting plate (46), the width adjusting plate (46) is fixedly connected with one end of the corresponding sliding column (42) in the board placing box (1), a side pad (47) is arranged on one side of the width adjusting plate (46) close to the middle part of the plate placing box (1), and one end of the adjusting screw rod (43) positioned outside the plate placing box (1) is connected with a hand wheel (45).

9. The board placing machine for the circuit board according to claim 1, characterized in that: still include lift adjustment unit (8), lift adjustment unit (8) include curb plate (81), lift spacing post (82), electric putter (83), bottom plate (84) and mounting hole (85), the side bottom is connected with curb plate (81) respectively around putting board case (1), sliding connection has lift spacing post (82) about in the slide opening on curb plate (81), bottom plate (84) are connected to the bottom of lift spacing post (82), mounting hole (85) have been seted up respectively at the both ends of bottom plate (84), still be fixed with electric putter (83) on bottom plate (84), curb plate (81) bottom that corresponds is connected on the top of electric putter (83).

10. The board placing method of a board placing machine for circuit boards according to any one of claims 1 to 9, comprising the steps of:

the method comprises the following steps: the clamping column (36) is pulled out through the side pull ring (37), the closing plate (32) is opened, the gap is opened, and the piled circuit boards are placed into the board placing box (1);

step two: twisting a hand wheel (45) to drive the adjusting screw rod (43) to rotate, so as to push a side pad (47) on the side surface of the width adjusting plate (46) to abut against the side surface of the stacked circuit boards;

step three: operating the limit adjusting unit (7) so as to adjust the bottom space between the two limit plates (64) and enable the bottom space between the two limit plates (64) to be equal to the width of the circuit board;

step four: starting an electric push rod (83) to control the height of the plate placing box (1) so that the bottom of a limiting plate (64) on the lower side of the plate placing box (1) approaches to the plate placing position;

step five: the push plate motor (29) is started to work, so that the push plate block (24) is driven to reciprocate left and right, the circuit boards on the lower side in the piled circuit boards are sequentially pushed out from the board outlet groove (10), and the pushed circuit boards accurately fall under the limiting effect of the limiting plate (64).

Technical Field

The invention relates to the technical field of circuit board production equipment, in particular to a board placing machine and a board placing method for a circuit board.

Background

At present, with the acceleration of the update of electronic products and the increasing of new types, the production line of circuit boards needs to greatly improve the production efficiency to increase the yield of circuit boards.

In current circuit board production and processing process, the circuit board that needs to wait to process is placed on the production line, puts the board in order to replace the manual work, adopts the trigger of putting of circuit board to put the board operation among the prior art, then the circuit board produces the skew easily when putting the board, leads to subsequent production of circuit board to need extra processing of rectifying, influences production machining efficiency.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the existing defects, and provide a board placing machine and a board placing method for a circuit board, which can improve the board placing efficiency, have high board placing accuracy, are not easy to deviate, can ensure the processing efficiency of the subsequent circuit board, and can effectively solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a board handler for circuit boards, comprising:

the top of the plate placing box is provided with an opening, one side of the bottom of the plate placing box is provided with a pushing groove, the other side of the bottom of the plate placing box is provided with a plate discharging groove corresponding to the pushing groove, and one side of the top of the plate placing box, which is positioned above the pushing groove, is provided with a notch;

the push plate unit comprises slide rails, slide bars, push rods, push plate blocks, protection pads and a reciprocating push-pull assembly, the slide rails are respectively connected with the bottom of the plate placing box at two sides of the push groove, two ends of each slide bar are respectively connected with the two slide rails in a sliding manner, the middle part of one side, close to the plate placing box, of each slide bar is connected with the corresponding push plate block through the corresponding push rod, and the protection pads are arranged at one side, close to the plate placing box, of each push plate block;

the plate placing limiting units are arranged at the positions of the plate placing boxes on the two sides of the plate outlet groove;

and the limiting adjusting unit is arranged at the bottom of the plate placing limiting unit.

Can conveniently prevent to become the circuit board of piling up through the breach and putting the inboard, reciprocal push-and-pull subassembly can push and pull the slide bar and reciprocating motion about the slide rail, push away the slide bar when reciprocal push-and-pull subassembly and moving left, the slide bar pushes away the push pedal piece through the push-out groove entering and puts the inboard bottom of board case, can release a circuit board of downside from going out the board groove, the side direct contact of push pedal piece and circuit board can be avoided to the protection pad, protect the circuit board, then reciprocal activity, realize the operation of putting the board in proper order, the circuit board of being released receives the spacing whereabouts of putting the spacing unit of board, can be steady square fall, realize comparatively accurate operation of putting the board, spacing adjustment unit can control the spacing degree of putting the spacing unit of board.

Further, reciprocal push-and-pull subassembly includes installation pole, motor support, motor installation cover, push pedal motor, loose axle, swing arm and movable rod, and two slide rails are kept away from the one end of putting the flat case and are fixedly connected with installation pole respectively, two installation poles are connected respectively at the both ends of motor support, the push pedal motor is installed through motor installation cover in the middle part of motor support, the one end of bottom output shaft fixed connection swing arm of push pedal motor, the other end of swing arm passes through the one end of loose axle swing joint movable rod, the other end of movable rod passes through the middle part upside of round pin axle swing joint slide bar. The installation rod and the motor support are used for installing a motor installation sleeve, a push plate motor is fixed on the motor installation sleeve, and the push plate motor can drive the rotating rod to rotate so as to drive the movable rod to move and push the slide rod to reciprocate left and right along the slide rail.

Further, put spacing unit of board and include side piece, fixed axle, a rotation section of thick bamboo, limiting plate and spacing, put the position that the wooden case is located a board groove both sides and be fixed with the side piece respectively, the side of two side pieces is equipped with the fixed axle that is on a parallel with the slide rail respectively, and two fixed axles rotate the section of thick bamboo with two respectively and are connected, and the bottom of two rotation sections of thick bamboos is connected with the limiting plate respectively, the one end of putting the wooden case is kept away from to the upside of limiting plate is equipped with spacing. The side piece is used for installing the fixed axle, and two limiting plates rotate for the fixed axle through rotating the section of thick bamboo to the bottom interval of two limiting plates of adjustment can be according to the width adjustment interval of circuit board, and spacing can avoid the circuit board to follow the left side departure of limiting plate, and the left side of circuit board is spacing when falling.

Further, the spacing adjustment unit includes spliced pole, screw hole piece, horizontal screw rod, intermediate column, trip rod and change, and two limiting plates are close to a lateral base of putting the board case and are fixed with the spliced pole respectively, and the tip of two spliced poles rotates respectively and is connected with the screw hole piece, the both ends of intermediate column are connected with horizontal screw rod respectively, and the screw thread opposite direction of two horizontal screw rods, and two horizontal screw rods respectively with the screw block threaded connection that corresponds, the trip rod connection change that the tip side of one of them horizontal screw rod passes through annular array, the side of change is passed to the tip of trip rod. The transverse screw rods are conveniently rotated through the rotating ring and the pulling rod, so that the two transverse screw rods and the middle column are synchronously rotated, due to the thread effect of the transverse screw rods and the screw hole blocks, the two screw hole blocks can move relatively along the transverse screw rods or move away from each other, the bottoms of the two limiting plates are driven through the connecting column to move close to each other or back to each other, the limiting distance of the bottoms of the two limiting plates is adjusted, and the limiting distance of the bottoms is slightly larger than the width of the circuit board.

Further, still including putting the board mouth closed cell, it includes major axis, closure plate, stopper, side opening, joint hole, joint post and side link to put the board mouth closed cell, the bottom of major axis swing joint closure plate is passed through to the bottom of breach, the joint hole has been seted up respectively to the top both sides of closure plate, the side opening that corresponds the breach top is seted up to the top both sides of putting the board case, it has the joint post to alternate in the side opening, the end connection of joint post has the side link, it is equipped with the stopper to be located the breach downside to put the board case.

Can operate the joint post through the side link, make the joint post card go into the joint of closing plate downthehole, fix the closing plate in the breach, pull out the joint post through the side link, can open the closing plate, because the spacing of stopper can make the closing plate for ninety degrees of major axis outside activity, make the closing plate open back horizontal position to the circuit board that conveniently will become pile places on the closing plate, then moves to put the inboard case again, facilitates the use.

Further, including pressing neat unit, it includes knee, mounting panel, stand, compression spring, clamp plate, pressure pad and stop nut to press neat unit, the top both sides of putting the board case are connected with the mounting panel through the knee, the mounting panel is located the top center of putting the board case, and sliding connection has the stand from top to bottom in the middle part through-hole of mounting panel, the bottom of stand is connected with the clamp plate, the bottom of clamp plate is connected with the pressure pad, the column section that the stand is located between clamp plate and the mounting panel has cup jointed compression spring, and the top threaded connection of stand has stop nut.

Can push away the clamp plate through compression spring and compress tightly the top that becomes pile circuit board, make the circuit board of downside contact the bottom of putting the inboard all the time, avoid the top of clamp plate direct contact circuit board through the pressure pad, protect the circuit board, avoid stand and mounting panel to break away from through stop nut.

Further, it still includes pole setting, installation pole, handle ring, side kelly, side draw-in groove and last pull ring to press neat unit, the bottom of the top fixed connection pole setting of clamp plate, sliding connection about the rectangular channel on the top of pole setting and the mounting panel, the side draw-in groove has been seted up to the vertical equidistance in side of pole setting, the top of pole setting is connected with the pull ring, and the top of one of them knee is fixed with the installation pole, the side kelly has been alternate in the side jack of installation pole top portion side, the one end fixed connection handle ring of side kelly, and the other end of handle ring and the side draw-in groove joint that corresponds. Make things convenient for the upward pull pole through last pull ring, overcome compression spring's elasticity, put the inboard circuit board of board incasement and put the board after the board and pull up the clamp plate, conveniently add the circuit board of pile again, during again, make the side kelly card go into the side draw-in groove through the control ring, the clamp plate also can not move down because compression spring's elasticity after loosening the pull ring this moment, add the circuit board of accomplishing pile again, pull out the side kelly through the control ring, because compression spring's elasticity, the pressure pad of clamp plate downside compresses tightly the circuit board of pile again.

Further, still include the width adjustment unit, the width adjustment unit includes sliding ring, traveller, adjusting screw, adjusting nut, hand wheel, width adjustment board and side pad, the front side and the rear side of putting the board case are all inlayed and are had sliding ring and adjusting nut, sliding connection has the traveller in the sliding ring, adjusting nut female connection has adjusting screw, adjusting screw is located the one end of putting the board incasement and rotates and connect the width adjustment board, the one end fixed connection that the width adjustment board and the traveller that corresponds are located putting the board incasement, one side that the width adjustment board is close to putting the board case middle part is equipped with the side pad, adjusting screw is located puts the outer one end connection hand wheel of board case. The hand wheel is twisted to drive the adjusting screw to rotate, the width adjusting plate can be driven to move due to the thread effect of the adjusting screw and the adjusting nut, the slip ring and the slip column slide in the process to ensure the stability of the movement of the width adjusting plate, and the width adjusting plate is limited on two sides of the piled circuit board through the side pads, so that the two sides of the circuit board are prevented from being deviated.

Further, still include the lift adjustment unit, the lift adjustment unit includes curb plate, the spacing post of lift, electric putter, bottom plate and mounting hole, the side bottom is connected with the curb plate respectively around putting the board case, sliding connection has the spacing post of lift about in the sliding hole on the curb plate, the bottom plate is connected to the bottom of the spacing post of lift, the mounting hole has been seted up respectively at the both ends of bottom plate, still be fixed with electric putter on the bottom plate, corresponding curb plate bottom is connected on electric putter's top. The extension of electric putter can push away the curb plate and rise, can ensure through the slip of the spacing post of going up and down and curb plate to put the stability that the board case goes up and down, can adjust the limiting plate and put the vertical distance of board position through putting the change of board case height, avoids this vertical distance too high.

A board placing method of a board placing machine of a circuit board comprises the following steps:

the method comprises the following steps: the clamping column is pulled out through the side pull ring, the sealing plate is opened, the gap is opened, and the piled circuit boards are placed into the board placing box;

step two: twisting the hand wheel to drive the adjusting screw rod to rotate, so as to push the side pad on the side surface of the width adjusting plate to abut against the side surface of the piled circuit board;

step three: operating the limit adjusting unit to adjust the bottom space of the two limit plates, so that the bottom space of the two limit plates is equal to the width of the circuit board;

step four: starting the electric push rod to control the height of the plate placing box, so that the bottom of the limiting plate at the lower side of the plate placing box is close to the plate placing position;

step five: the board pushing motor is started to work, so that the board pushing block is driven to reciprocate left and right, the circuit boards on the lower side in the piled circuit boards are pushed out from the board outlet groove in sequence, and the pushed circuit boards accurately fall under the limiting effect of the limiting board.

Compared with the prior art, the invention has the beneficial effects that: the board placing machine and the board placing method for the circuit board have the following advantages:

1. the stacked circuit boards can be conveniently prevented from being placed in the board placing box through the notches, the reciprocating push-pull assembly can push and pull the slide rods to reciprocate leftwards and rightwards along the slide rails, when the reciprocating push-pull assembly pushes the slide rods to move leftwards, the slide rods push the push plate blocks through the push rods to enter the bottom in the board placing box through the push grooves, one circuit board on the lower side can be pushed out from the board outlet grooves, the protection pads can prevent the push plate blocks from being in direct contact with the side edges of the circuit boards, the circuit boards are protected, and then the circuit boards move in a reciprocating mode, and sequential board placing operation is achieved;

2. the circuit board that is released receives the spacing whereabouts of putting the spacing unit of board, and the side is positive falls steadily, realizes comparatively accurate putting the board operation, and spacing adjustment unit can control the spacing degree of putting the spacing unit of board.

3. The efficiency of putting the board can be improved, the degree of accuracy of putting the board is high, is difficult to take place the skew, can ensure the machining efficiency of follow-up circuit board.

Drawings

FIG. 1 is a schematic structural view of a board loading machine for a circuit board according to the present invention;

FIG. 2 is a schematic side view of a circuit board placement machine according to the present invention;

FIG. 3 is an enlarged view of a portion of the circuit board loading device of FIG. 2;

FIG. 4 is a schematic view of a partially enlarged structure of a pressing and aligning unit of the circuit board placing machine according to the present invention;

FIG. 5 is a schematic bottom view of a circuit board placement machine according to the present invention;

fig. 6 is a schematic view of a part of an enlarged structure at B in fig. 5 of the board loading machine of the circuit board according to the present invention.

In the figure: 1 plate placing box, 2 plate pushing unit, 21 slide rail, 22 slide bar, 23 push rod, 24 plate pushing block, 25 protection pad, 26 mounting bar, 27 motor support, 28 motor mounting sleeve, 29 plate pushing motor, 210 movable shaft, 211 rotary bar, 212 movable bar, 3 plate placing opening sealing unit, 31 long shaft, 32 sealing plate, 33 limiting block, 34 side hole, 35 clamping hole, 36 clamping column, 37 side pull ring, 4 width adjusting unit, 41 slip ring, 42 slide column, 43 adjusting screw, 44 adjusting nut, 45 hand wheel, 46 width adjusting plate, 47 side pad, 5 pressing unit, 51 bent bar, 52 mounting plate, 53 vertical column, 54 compression spring, 55 pressing plate, 56 pressing pad, 57 limiting nut, 58 vertical bar, 59 mounting bar, 510 operating ring, 511 side clamping bar, 512 side clamping groove, 513 upper pull ring, 6 plate placing limiting unit, 61 side block, 62 fixing shaft, 63 rotating cylinder, 64 limiting plate, 65 limiting bar, 7 limiting adjusting unit, 71 connecting column, 72 screw hole block, 73 horizontal screw, 74 middle column, 75 wrenching rod, 76 swivel, 8 lifting adjusting unit, 81 side plate, 82 lifting limiting column, 83 electric push rod, 84 bottom plate, 85 mounting hole, 9 push groove and 10 plate outlet groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, please refer to fig. 1 to 6, the present embodiment provides a technical solution: a board handler for circuit boards, comprising:

the top of the plate placing box 1 is open, a pushing groove 9 is formed in one side of the bottom of the plate placing box 1, a plate discharging groove 10 corresponding to the pushing groove 9 is formed in the other side of the bottom of the plate placing box 1, a notch is formed in one side, located above the pushing groove 9, of the top of the plate placing box 1, and the bottoms of the pushing groove 9 and the plate discharging groove 10 are flush with the bottom of the inner side of the plate placing box 1;

the plate pushing unit 2 comprises slide rails 21, slide rods 22, push rods 23, plate pushing blocks 24, protection pads 25 and a reciprocating push-pull assembly, the slide rails 21 are respectively connected to the bottom of the plate placing box 1 at two sides of the push groove 9, two ends of each slide rod 22 are respectively connected with the two slide rails 21 in a sliding mode, the middle of one side, close to the plate placing box 1, of each slide rod 22 is connected with the plate pushing block 24 through the corresponding push rod 23, and the protection pad 25 is arranged on one side, close to the plate placing box 1, of each plate pushing block 24;

reciprocal push-and-pull subassembly includes installation pole 26, motor support 27, motor installation cover 28, push pedal motor 29, loose axle 210, swing arm 211 and movable rod 212, two slide rails 21 are kept away from the one end difference fixedly connected with installation pole 26 of putting board case 1, two installation poles 26 are connected respectively at motor support 27's both ends, push pedal motor 29 is installed through motor installation cover 28 in motor support 27's middle part, the one end of push pedal motor 29's bottom output shaft fixed connection swing arm 211, the one end of loose axle 210 swing joint movable rod 212 is passed through to the other end of swing arm 211, the middle part upside of the other end through round pin axle swing joint slide bar 22 of movable rod 212. The mounting rod 26 and the motor bracket 27 are used for mounting a motor mounting sleeve 28, the motor mounting sleeve 28 fixes the push plate motor 29, and the push plate motor 29 can drive the rotating rod 211 to rotate when working, so as to drive the movable rod 212 to move, and further push the slide rod 22 to reciprocate left and right along the slide rail 21.

The plate placing limiting units 6 are arranged at the positions of the plate placing box 1, which are positioned at the two sides of the plate outlet groove 10;

put spacing unit 6 of board and include side piece 61, fixed axle 62, a rotating cylinder 63, limiting plate 64 and spacing strip 65, put the position that board case 1 is located a board groove 10 both sides and be fixed with side piece 61 respectively, the side of two side pieces 61 is equipped with the fixed axle 62 that is on a parallel with slide rail 21 respectively, two fixed axles 62 rotate with two rotating cylinders 63 respectively and are connected, the bottom of two rotating cylinders 63 is connected with limiting plate 64 respectively, the one end that board case 1 was kept away from to the upside of limiting plate 64 is equipped with spacing strip 65. The side block 61 is used for installing the fixed shaft 62, and the two limiting plates 64 rotate relative to the fixed shaft 62 through the rotating cylinder 63, so that the bottom distance of the two limiting plates 64 is adjusted, the distance can be adjusted according to the width of the circuit board, the limiting strips 65 can prevent the circuit board from flying out of the left side of the limiting plates 64, and the left side of the circuit board is limited when the circuit board falls.

And the limiting adjusting unit 7 is arranged at the bottom of the plate placing limiting unit 6.

The limiting adjustment unit 7 comprises connecting columns 71, screw hole blocks 72, transverse screws 73, middle columns 74, pulling rods 75 and rotating rings 76, the connecting columns 71 are respectively fixed at the bottom parts of the two limiting plates 64 close to the plate placing box 1, the end parts of the two connecting columns 71 are respectively connected with the screw hole blocks 72 in a rotating mode, the transverse screws 73 are respectively connected to the two ends of the middle column 74, the thread directions of the two transverse screws 73 are opposite, the two transverse screws 73 are respectively in threaded connection with the corresponding screw hole blocks 72, the side face of the end part of one transverse screw 73 is connected with the rotating ring 76 through the pulling rods 75 in an annular array, and the end part of the pulling rod 75 penetrates through the side face of the rotating ring 76. The transverse screw rods 73 are conveniently rotated through the rotating rings 76 and the pulling rods 75, so that the two transverse screw rods 73 and the middle column 74 synchronously rotate, due to the thread effect of the transverse screw rods 73 and the screw hole blocks 72, the two screw hole blocks 72 can move relatively or move away from each other along the transverse screw rods 73, the connecting columns 71 drive the bottoms of the two limiting plates 64 to move close to each other or move away from each other, the limiting distance between the bottoms of the two limiting plates 64 is adjusted, and the limiting distance between the bottoms is slightly larger than the width of the circuit board.

Can conveniently prevent to become the circuit board of piling up through the breach and putting the inboard 1, reciprocal push-and-pull subassembly can push and pull slide bar 22 and reciprocating motion about slide rail 21, it is movable left to push away slide bar 22 when reciprocal push-and-pull subassembly, slide bar 22 pushes away push-and-pull block 24 and gets into the bottom in putting the inboard 1 through push away groove 9 through push rod 23, can push away a circuit board of downside from play chase 10, protection pad 25 can avoid the side direct contact of push-and-pull block 24 and circuit board, protect the circuit board, then reciprocal activity, realize the operation of putting the board in proper order, the circuit board of being released receives the spacing whereabouts of putting spacing unit 6 of board, can be steady square falling, realize comparatively accurate operation of putting the board, spacing adjustment unit 7 can control the spacing degree of putting spacing unit 6 of board.

In the second embodiment, referring to fig. 1-3, the present embodiment provides a technical solution: the present embodiment is substantially the same as the above embodiments, and the differences are:

still include putting board mouthful closed cell 3, it includes major axis 31 to put board mouthful closed cell 3, closed plate 32, stopper 33, side opening 34, joint hole 35, joint post 36 and side link 37, the bottom of major axis 31 swing joint closed plate 32 is passed through to the bottom of breach, joint hole 35 has been seted up respectively to closed plate 32's top both sides, put the side opening 34 that corresponds the breach top is seted up to the top both sides of board case 1, it has joint post 36 to alternate in the side opening 34, the end connection of joint post 36 has side link 37, it is equipped with stopper 33 to put board case 1 to be located the breach downside.

Can operate joint post 36 through side pull ring 37, make joint post 36 block go into in the joint hole 35 of closing plate 32, fix closing plate 32 in the breach, pull out joint post 36 through side pull ring 37, can open closing plate 32, because stopper 33 is spacing, can make closing plate 32 for ninety degrees of major axis 31 outside activity, make closing plate 32 open back horizontal position, thereby conveniently place the circuit board that piles up on closing plate 32 earlier, then move to and put in the board case 1, facilitate the use.

In a third embodiment, referring to fig. 1 and fig. 3, the present embodiment provides a technical solution: the present embodiment is substantially the same as the above embodiments, and the differences are:

still including pressing neat unit 5, it includes knee-rod 51 to press neat unit 5, mounting panel 52, stand 53, compression spring 54, pressing plate 55, pressure pad 56 and stop nut 57, the top both sides of putting board case 1 are connected with mounting panel 52 through knee-rod 51, mounting panel 52 is located the top center of putting board case 1, and sliding connection has stand 53 about in the middle part through-hole of mounting panel 52, stand 53's bottom is connected with pressing plate 55, pressing plate 55's bottom is connected with pressure pad 56, compression spring 54 has been cup jointed to the post section that stand 53 is located between pressing plate 55 and the mounting panel 52, and stand 53's top threaded connection has stop nut 57.

The pressing plate 55 can be pushed by the compression spring 54 to press the top of the stacked circuit boards, so that the circuit board at the lowest side is always in contact with the bottom in the board placing box 1, the pressing pad 56 is used for preventing the pressing plate 55 from being in direct contact with the top of the circuit board, the circuit board is protected, and the upright column 53 is prevented from being separated from the mounting plate 52 by the limiting nut 57.

The pressing and aligning unit 5 further comprises a vertical rod 58, a mounting rod 59, an operating ring 510, side clamping rods 511, side clamping grooves 512 and an upper pull ring 513, the top of the pressing plate 55 is fixedly connected with the bottom end of the vertical rod 58, the top end of the vertical rod 58 is vertically and slidably connected with a rectangular groove in the mounting plate 52, the side clamping grooves 512 are vertically and equidistantly formed in the side surface of the vertical rod 58, the top end of the vertical rod 58 is connected with the upper pull ring 513, the mounting rod 59 is fixed to the top of one bent rod 51, the side clamping rods 511 are inserted into side insertion holes in the top of the mounting rod 59, one end of each side clamping rod 511 is fixedly connected with the operating ring 510, and the other end of the operating ring 510 is clamped with the corresponding side clamping groove 512. The vertical rod 58 is conveniently pulled up through the upper pull ring 513, the elasticity of the compression spring 54 is overcome, the pressing plate 55 is pulled up after the circuit board in the board placing box 1 is placed, the stacked circuit boards are conveniently added again, during the second time, the side clamping rod 511 is clamped into the side clamping groove 512 through the operation ring 510, the pressing plate 55 does not move downwards due to the elasticity of the compression spring 54 after the upper pull ring 513 is loosened, the stacked circuit boards are added again, the side clamping rod 511 is pulled out through the operation ring 510, and due to the elasticity of the compression spring 54, the pressing pad 56 on the lower side of the pressing plate 55 is pressed again to form the stacked circuit boards.

In a fourth embodiment, referring to fig. 1 and fig. 3, the present embodiment provides a technical solution: the present embodiment is substantially the same as the above embodiments, and the differences are:

still include width adjustment unit 4, width adjustment unit 4 includes sliding ring 41, traveller 42, adjusting screw 43, adjusting nut 44, hand wheel 45, width adjustment board 46 and side pad 47, the front side and the rear side of putting board case 1 are all inlayed and are had sliding ring 41 and adjusting nut 44, sliding connection has traveller 42 in the sliding ring 41, adjusting nut 44 female connection has adjusting screw 43, adjusting screw 43 is located the one end of putting board case 1 and rotates and connect width adjustment board 46, width adjustment board 46 is located the one end fixed connection of putting board case 1 with corresponding traveller 42, one side that width adjustment board 46 is close to putting board case 1 middle part is equipped with side pad 47, adjusting screw 43 is located the hand wheel 45 is connected to the outer one end of putting board case 1. The hand wheel 45 is twisted to drive the adjusting screw 43 to rotate, the adjusting screw 43 and the adjusting nut 44 are threaded to drive the width adjusting plate 46 to move, the slip ring 41 and the sliding column 42 slide to ensure the moving stability of the width adjusting plate 46, and the width adjusting plate 46 limits the two sides of the piled circuit boards through the side pads 47 to avoid the deviation of the two sides of the circuit boards.

In the fifth embodiment, referring to fig. 1, the present embodiment provides a technical solution: the present embodiment is substantially the same as the above embodiments, and the differences are:

still include lift adjustment unit 8, lift adjustment unit 8 includes curb plate 81, the spacing post 82 of lift, electric putter 83, bottom plate 84 and mounting hole 85, the side bottom is connected with curb plate 81 respectively around putting 1 of board case, sliding connection has the spacing post 82 of lift about in the spout on curb plate 81, bottom plate 84 is connected to the bottom of the spacing post 82 of lift, mounting hole 85 has been seted up respectively at the both ends of bottom plate 84, still be fixed with electric putter 83 on the bottom plate 84, the curb plate 81 bottom that corresponds is connected on electric putter 83's top. Electric putter 83 extension can push away curb plate 81 and rise, can ensure through the slip of spacing post 82 and curb plate 81 that goes up and down to put the stability that the board case 1 goes up and down, can adjust the vertical distance of limiting plate 64 and putting the board position through the change of putting the board case 1 height, avoids this vertical distance too high.

Referring to fig. 1-6, a board placing method of a board placing machine for a circuit board includes the following steps:

the method comprises the following steps: the clamping column 36 is pulled out through the side pull ring 37, the closing plate 32 is opened, the gap is opened, and the piled circuit boards are placed into the board placing box 1;

step two: twisting the hand wheel 45 to drive the adjusting screw 43 to rotate, thereby pushing the side pad 47 on the side surface of the width adjusting plate 46 to abut against the side surface of the stacked circuit boards;

step three: the limit adjusting unit 7 is operated to adjust the bottom space between the two limit plates 64 so that the bottom space between the two limit plates 64 is equal to the width of the circuit board;

step four: starting the electric push rod 83 to control the height of the plate placing box 1, so that the bottom of the limiting plate 64 at the lower side of the plate placing box 1 is close to the plate placing position;

step five: the push plate motor 29 is started to work, so that the push plate block 24 is driven to reciprocate left and right, the circuit boards on the middle and lower sides of the stacked circuit boards are sequentially pushed out from the plate outlet groove 10, and the pushed circuit boards accurately fall under the limiting effect of the limiting plate 64.

It should be noted that the input terminals of the electric push rod 83 and the push plate motor 29 disclosed in the above embodiments are electrically connected to the output terminal of the external power source through an external PLC controller, the push plate motor 29 is a stepping motor, the external PLC controller controls the electric push rod 83 and the push plate motor 29 to work by a method commonly used in the prior art, and the protection pad 25, the pressure pad 56 and the side pad 47 are rubber pads.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.