CN109795880B - Automatic feeding and discharging device for PCBA manufacturing production and operation method thereof - Google Patents
Automatic feeding and discharging device for PCBA manufacturing production and operation method thereof Download PDFInfo
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- CN109795880B CN109795880B CN201910205179.7A CN201910205179A CN109795880B CN 109795880 B CN109795880 B CN 109795880B CN 201910205179 A CN201910205179 A CN 201910205179A CN 109795880 B CN109795880 B CN 109795880B
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Abstract
The invention discloses an automatic loading and unloading device for PCBA manufacturing production, which comprises a frame, an electric cabinet box, an electric cabinet, a discharging mechanism, a suction and lifting mechanism and a stacking mechanism, wherein the electric cabinet box is installed on one side of the frame, the electric cabinet is installed on the other side of the frame, the suction and lifting mechanism is installed on one side of the top of the frame, the discharging mechanism is installed on the inner side of the frame, and the stacking mechanism is installed on one side adjacent to the frame; the invention arranges the whole stack of PCBAs, ensures that the PCBAs can be carried in each carrying process by directly positioning and adsorbing through the sucking and hanging mechanism, and has high automation degree; meanwhile, the positions of the suckers can be planned and adjusted before the sucking and hanging mechanism is used according to different sizes and areas of PCBAs, and stable transportation can be guaranteed to be completed by using the least suckers during sucking and transportation; PCBA on the transmission mechanism carries out good correction positioning limitation, and ensures that the subsequent manufacturing process can be directly operated.
Description
Technical Field
The invention relates to the field of PCBA manufacturing production equipment, in particular to an automatic feeding and discharging device for PCBA manufacturing production and an operation method thereof.
Background
The printed circuit board, also known as printed circuit board, often using the acronym PCB, is an important electronic component, a support for electronic components, a provider of circuit connection for electronic components, and is called "printed" circuit board because it is manufactured by using electronic printing technology. Before the advent of printed circuit boards, interconnections between electronic components were completed by direct wire connections. At present, circuit breadboards exist only as effective experimental tools, and printed circuit boards have become an absolutely dominant position in the electronics industry; in the beginning of the 20 th century, in order to simplify the production of electronic devices, reduce the number of wirings between electronic components, and reduce the production cost, efforts have been made to replace the wiring method by printing, and engineers have been working for thirty years on insulating substrates for wiring with metal conductors. In 1925, the most successful method is to print a circuit pattern on an insulated substrate in the united states and then build a conductor as a wiring successfully by electroplating; the PCBA refers to the whole process of loading the PCB blank board by SMT and then performing DI P plug-in, which is called PCBA for short.
In the using process of the existing automatic feeding and discharging device for manufacturing and producing the PCBAs, the whole of the piled PCBAs cannot be regulated, and the PCBAs can be fixedly transported only by continuously adjusting and positioning the suction and hanging mechanism in the transporting process of each time; meanwhile, different PCBAs have different sizes and areas, and when the sucking and hoisting mechanism sucking discs are used for sucking and transporting, the sucking force is insufficient due to the fact that part of the sucking discs are too much and too little and are unevenly distributed, and the PCBAs are easy to fall off in the transporting process; meanwhile, in the later conveying process of the PCBA, the PCBA on the transmission mechanism cannot be well corrected and positioned, and a large amount of time is consumed in the subsequent manufacturing process to carry out limiting correction to influence the working efficiency.
Disclosure of Invention
The invention aims to provide an automatic feeding and discharging device for PCBA manufacturing production and an operation method thereof, aiming at overcoming the technical problems, the automatic feeding and discharging device for PCBA manufacturing production is used for regulating the whole stack of PCBAs, ensures that the PCBAs can be carried in each carrying process by directly positioning and adsorbing through a suction and hanging mechanism, and has high automation degree; meanwhile, the positions of the suckers can be planned and adjusted before the sucking and hanging mechanism is used according to different sizes and areas of PCBAs, and stable transportation can be guaranteed to be completed by using the least suckers during sucking and transportation; PCBA on the transmission mechanism carries out good correction positioning limitation, and ensures that the subsequent manufacturing process can be directly operated.
The purpose of the invention can be realized by the following technical scheme:
an automatic loading and unloading device for PCBA manufacturing production comprises a frame, an electric cabinet box, an electric cabinet, a discharging mechanism, a suction lifting mechanism and a stacking mechanism, wherein the electric cabinet box is installed on one side of the frame, the electric cabinet is installed on the other side of the frame, the suction lifting mechanism is installed on one side of the top of the frame, the discharging mechanism is installed on the inner side of the frame, and the stacking mechanism is installed on one side, adjacent to the frame, of the frame;
the discharging mechanism comprises side plates, a first fixing plate, a first lifting plate, a first air pressure rod, a first guide sleeve, a top plate frame, a first servo motor, a driving wheel, a slide rod, a belt, a mounting frame, a driven wheel, a second fixing plate, a linear bearing seat, a clamping plate, a supporting rod and an adjusting supporting plate, wherein the two ends of the first fixing plate are connected with the side plates at two sides, the two ends of the first lifting plate are positioned above the first fixing plate and connected with the side plates at two sides, the first air pressure rod is arranged at the center of the bottom of the first fixing plate, the top end of the first air pressure rod is connected with the bottom side of the first lifting plate, the first guide sleeve is arranged at the bottom of the first fixing plate and positioned at two sides of the first air pressure rod, the top end of the first guide rod is fixed at the bottom side of the first lifting plate, the first guide sleeve, a first servo motor is mounted on the inner side of the side plate on one side, a driving wheel is mounted at the output end of the first servo motor, a driven wheel is mounted on the inner side of the side plate on the other side through a mounting frame, the driving wheel and the driven wheel are in transmission connection through a belt, two ends of each sliding rod are respectively connected with the side plates on two sides, sliding rods are arranged on two sides of the first servo motor, second fixing plates are symmetrically mounted on two sides above the sliding rods, linear bearing seats are symmetrically mounted at the bottoms of the second fixing plates, the two sliding rods respectively penetrate through the linear bearing seats, clamping plates are mounted on one side of the bottoms of the second fixing plates, the clamping plates clamp the belt through bolts, supporting rods are mounted;
the suction lifting mechanism comprises a supporting slide rail, a slide seat, a second air pressure rod, a first adjusting rod, a movable seat, a fixed seat, a second adjusting rod, a sliding groove, an adjusting bolt, an adjusting plate and a sucker, wherein the supporting slide rail is installed at the top of the frame, the slide seat is installed at one side of the supporting slide rail, the second air pressure rod is installed above one side of the slide seat, the first adjusting rod is installed at the bottom of the second air pressure rod, the movable seat is installed at one end of the first adjusting rod, the fixed seat is installed at the other end of the first adjusting rod, the second adjusting rods are installed at the bottoms of the movable seat and the fixed seat, the sliding groove is formed in the top of the adjusting plate, the adjusting plates are installed at the tops of the second adjusting rods;
the stacking mechanism comprises a second servo motor, a bottom plate, a threaded screw rod, a threaded sleeve, a second guide sleeve, a second lifting plate, a second guide rod, a mounting plate, a stacking top plate, a first movable stop rod, a second movable stop rod, an adjusting seat, a standard shaft and a shaft seat, wherein the second servo motor is installed on one side of the top of the bottom plate, the threaded screw rod is installed at the center of the top of the bottom plate, the threaded sleeve is installed at the center of the top of the mounting plate in a penetrating mode, the top end of the threaded screw rod penetrates through the threaded sleeve, the second guide rod is installed on the periphery of the bottom of the mounting plate, the second guide sleeve is installed at the top of the second lifting plate in a penetrating mode, the stacking top end of the second guide rod penetrates through the second guide sleeve and is provided with the stacking top plate, the first movable stop rod is symmetrically installed on, two standard shafts) are respectively provided with an adjusting seat, the two ends of the top of the adjusting seat are respectively provided with a second movable stop lever, and the top ends of the first movable stop lever and the second movable stop lever penetrate through the stacked top plate.
As a further scheme of the invention: both sides a plurality of gyro wheel, one side are evenly installed to curb plate top inboard transmission motor is installed to the curb plate, gyro wheel one end and transmission motor output pass through hold-in range and synchronous pulley transmission and are connected.
As a further scheme of the invention: gears are installed on the output end of the bottom of the second servo motor and the outer side of the bottom end of the threaded screw rod, and the gears are connected through a chain in a transmission mode.
As a further scheme of the invention: and the two sides of the second fixing plate are provided with correction photoelectric sensing switches at the tops, and the first servo motor is electrically connected with the correction photoelectric sensing switches.
As a further scheme of the invention: the top of the stacking top plate is provided with a through groove, and the through groove is rectangular.
As a further scheme of the invention: t type groove has been seted up at the second regulation pole top, T type piece is installed to adjusting bolt bottom, T type piece and T type groove cooperation are used.
As a further scheme of the invention: the air faucet is arranged at the top end of the sucker, the first air pressure rod, the second air pressure rod and the sucker are connected with the air pressure pump through guide pipes respectively, and the air pressure pump is arranged inside the electric cabinet box.
As a further scheme of the invention: control panel is installed at the electronic control box top, first servo motor, support slide rail, second servo motor, pneumatic pump and drive motor respectively with control panel electric connection.
An operation method of an automatic loading and unloading device for manufacturing and producing PCBA comprises the following specific steps:
the method comprises the following steps: firstly, placing a stack of PCBA plates on the top of a stacking top plate, moving an adjusting seat on a standard shaft to drive a second movable stop lever to move so as to align and discharge the edges of the PCBA plates, then driving a threaded lead screw to rotate clockwise by a second servo motor, simultaneously moving a mounting plate and the stacking top plate downwards under the guidance of a second guide rod through the matching of a threaded sleeve until the top ends of a first movable stop lever and a second movable stop lever exceed the PCBA plate on the uppermost layer, and playing a role in stopping and protecting through the first movable stop lever and the second movable stop lever;
step two: different numbers of suckers are arranged on the second adjusting rod according to the piled PCBA plates with different sizes, the required number of suckers are arranged on the second adjusting rod by loosening the adjusting bolts, at the same time, the distance between the suckers is adjusted, and the distance between the suckers at the two sides is adjusted by moving on the sliding chute of the adjusting plate, then the adjusting bolt is screwed, the first adjusting rod can conveniently adsorb PCBA boards with different sizes through the adjusting movable seat, after the adjustment is finished, the sliding seat is horizontally and automatically arranged on the supporting sliding rail, the PCBA board is moved from the stacking mechanism to the discharging mechanism through the suction of the sucker after the PCBA board is moved in the vertical direction through the second air pressure rod, when a PCBA is taken away from the stacking mechanism each time, the second servo motor drives the threaded screw rod to rotate anticlockwise, the mounting plate and the stacking top plate simultaneously rise by the height of the thickness of the PCBA, and the height position of the PCBA in the next material moving process is guaranteed to be unchanged;
step three: when the PCBA is placed on the discharging mechanism, the first air pressure rod on the first fixing plate extends, the first lifting plate is driven to ascend under the guidance of the first guide rod until the top plates on two sides of the first lifting plate are higher than the tops of the transmission rollers, then the PCBA is placed on the tops of the top plate supports, the first servo motor drives the driving wheel to rotate, the driven wheel is driven to rotate through belt transmission, the bottom ends of the second fixing plates on two sides are respectively connected with two sides of the belt through clamping plates, the second fixing plates are driven to horizontally move back and forth while the belt is continuously transmitted, wherein the bottom ends of the second fixing plates are kept on the sliding rods to stably move through linear bearing seats, the tops of the second fixing plates on two sides move back and forth through adjusting supporting plates fixed by supporting rods to adjust the position of the PCBA, and the first servo motor is controlled to stop working until the corrected photoelectric induction switch is corrected, then the first air pressure lever contracts, and the PCBA board falls on the driven roller to complete transmission.
Compared with the prior art, the invention has the beneficial effects that:
1. the adjusting seat is moved on the standard shaft to drive the second movable stop lever to move so as to align and discharge the edges of the PCBA boards, then the second servo motor drives the threaded screw rod to rotate clockwise, the mounting plate and the stacking top plate move downwards simultaneously under the guide of the second guide rod through the matching of the threaded sleeves until the top ends of the first movable stop lever and the second movable stop lever exceed the PCBA board on the uppermost layer, the first movable stop lever and the second movable stop lever play a role in blocking and protecting, the stacked PCBA is regulated integrally, the PCBA can be conveyed directly through the positioning and adsorption of the sucking and hanging mechanism in each conveying process, and the degree of automation is high;
2. meanwhile, when a PCBA is taken away from the stacking mechanism each time, the second servo motor drives the threaded screw rod to rotate anticlockwise, the mounting plate and the stacking top plate simultaneously rise by the thickness of the PCBA, the height position of the PCBA for next material transferring is guaranteed to be unchanged, the material supplementing operation is conveniently and automatically completed, and each time the suction and lifting mechanism completes adsorption movement at the same position;
3. the PCBA plate lifting mechanism is characterized in that different numbers of suckers are mounted on a second adjusting rod according to different sizes of piled PCBA plates, the suckers in required numbers are mounted on the second adjusting rod by loosening adjusting bolts, the space between the suckers is adjusted at the same time, the space between the suckers on two sides is adjusted by moving on a sliding groove of an adjusting plate, then the adjusting bolts are screwed down, the PCBA plates in different sizes can be conveniently adsorbed on the first adjusting rod through adjusting a movable seat, the positions of the suckers are planned and adjusted before the sucking and lifting mechanism is used, and stable transportation is guaranteed to be completed by using the fewest suckers when adsorption transportation is carried out;
4. the first air pressure rod on the first fixing plate extends to drive the first lifting plate to ascend under the guidance of the first guide rod until the top plates on the two sides of the first lifting plate are higher than the tops of the transmission rollers, then the PCBA is placed on the tops of the top plate frames, the first servo motor drives the driving wheel to rotate, the driven wheel is driven to rotate through belt transmission, the bottom ends of the second fixing plates on the two sides are respectively connected with the two sides of the belt through clamping plates, the second fixing plates are driven to horizontally move back and forth while the belt is continuously driven, the bottom ends of the second fixing plates are kept stable in motion on the sliding rods through linear bearing seats, the tops of the second fixing plates on the two sides are adjusted to the positions of the PCBA through adjusting supporting plates fixed by supporting rods, until the correction photoelectric induction switch is corrected, the first servo motor is controlled to stop working qualified, then the first air pressure rod contracts, and the PCBA falls onto the transmission, PCBA on the discharge mechanism carries out fine correction location restriction, guarantees that follow-up process of making can directly operate.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the frame of the present invention.
Fig. 3 is a schematic structural diagram of the discharging mechanism of the present invention.
Fig. 4 is a schematic view of the internal structure of the discharging mechanism of the present invention.
FIG. 5 is a schematic view of the suction and suspension mechanism of the present invention.
FIG. 6 is another schematic structural view of the suction and suspension mechanism of the present invention.
FIG. 7 is an enlarged view of area A of FIG. 5 according to the present invention.
Fig. 8 is a schematic structural diagram of a stacking mechanism of the present invention.
FIG. 9 is a front view of the stacking mechanism of the present invention.
In the figure: 1. a frame; 2. an electric cabinet box; 3. an electric cabinet; 4. a discharging mechanism; 5. a suction and lifting mechanism; 6. a stacking mechanism; 7. a side plate; 8. a first fixing plate; 9. a first lifter plate; 10. a first pneumatic rod; 11. a first guide bar; 12. a first guide sleeve; 13. a roof rack; 14. a first servo motor; 15. a driving wheel; 16. a slide bar; 17. a belt; 18. a mounting frame; 19. a driven wheel; 20. a second fixing plate; 21. a linear bearing seat; 22. a splint; 23. a support bar; 24. adjusting the support plate; 25. supporting the slide rail; 26. a slide base; 27. a second pneumatic rod; 28. a first adjusting lever; 29. a movable seat; 30. a fixed seat; 31. a second adjusting lever; 32. a chute; 33. adjusting the bolt; 34. an adjusting plate; 35. a suction cup; 36. a second servo motor; 37. a base plate; 38. a threaded lead screw; 39. a threaded sleeve; 40. a second guide sleeve; 41. a second lifter plate; 42. a second guide bar; 43. mounting a plate; 44. stacking a top plate; 45. a first movable stop lever; 46. a second movable stop lever; 47. an adjusting seat; 48. a standard shaft; 49. a shaft seat.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.
Referring to fig. 1-9, an automatic loading and unloading device for manufacturing and producing PCBA comprises a frame 1, an electric cabinet 2, an electric cabinet 3, a discharging mechanism 4, a suction and lifting mechanism 5 and a stacking mechanism 6, wherein the electric cabinet 2 is installed on one side of the frame 1, the electric cabinet 3 is installed on the other side of the frame 1, the suction and lifting mechanism 5 is installed on one side of the top of the frame 1, the discharging mechanism 4 is installed on the inner side of the frame 1, and the stacking mechanism 6 is installed on the adjacent side of the frame 1;
the discharging mechanism 4 comprises a side plate 7, a first fixing plate 8, a first lifting plate 9, a first air pressure rod 10, a first guide rod 11, a first guide sleeve 12, a top plate frame 13, a first servo motor 14, a driving wheel 15, a slide rod 16, a belt 17, a mounting frame 18, a driven wheel 19, a second fixing plate 20, a linear bearing seat 21, a clamping plate 22, a support rod 23 and an adjusting support plate 24, wherein two ends of the first fixing plate 8 are connected with the side plates 7 at two sides, two ends of the first lifting plate 9 are positioned above the first fixing plate 8 and connected with the side plates 7 at two sides, the center of the bottom of the first fixing plate 8 is provided with the first air pressure rod 10, the top end of the first air pressure rod 10 is connected with the bottom side of the first lifting plate 9, the first guide sleeve 12 is arranged at the bottom of the first fixing plate 8 and positioned at two sides of the first air pressure rod 10, the top end of the first guide, the two sides of the top of the first lifting plate 9 are symmetrically provided with top plate frames 13, the inner side of the side plate 7 on one side is provided with a first servo motor 14, the output end of the first servo motor 14 is provided with a driving wheel 15, the inner side of the side plate 7 on the other side is provided with a driven wheel 19 through a mounting frame 18, the driving wheel 15 and the driven wheel 19 are in transmission connection through a belt 17, the two ends of each sliding rod 16 are respectively connected with the side plates 7 on the two sides, the two sides of the first servo motor 14 are provided with sliding rods 16, the two sides above the sliding rods 16 are symmetrically provided with second fixing plates 20, the bottoms of the second fixing plates 20 are symmetrically provided with linear bearing seats 21, the two sliding rods 16 respectively penetrate through the linear bearing seats 21, one side of the bottom of each second fixing plate 20 is provided with;
the suction lifting mechanism 5 comprises a supporting slide rail 25, a slide seat 26, a second air pressure rod 27, a first adjusting rod 28, a movable seat 29, a fixed seat 30, a second adjusting rod 31, a sliding groove 32, an adjusting bolt 33, an adjusting plate 34 and a sucking disc 35, wherein the supporting slide rail 25 is installed at the top of the frame 1, the slide seat 26 is installed at one side of the supporting slide rail 25, the second air pressure rod 27 is installed above one side of the slide seat 26, the first adjusting rod 28 is installed at the bottom of the second air pressure rod 27, the movable seat 29 is installed at one end of the first adjusting rod 28, the fixed seat 30 is installed at the other end of the first adjusting rod 28, the second adjusting rods 31 are installed at the bottoms of the movable seat 29 and the fixed seat 30, the sliding groove 32 is formed at the top of the adjusting plate 34, a plurality of adjusting plates 34 are;
the stacking mechanism 6 comprises a second servo motor 36, a bottom plate 37, a threaded screw rod 38, a threaded sleeve 39, a second guide sleeve 40, a second lifting plate 41, a second guide rod 42, a mounting plate 43, a stacking top plate 44, a first movable stop rod 45, a second movable stop rod 46, an adjusting seat 47, a standard shaft 48 and a shaft seat 49, wherein the second servo motor 36 is installed on one side of the top of the bottom plate 37, the threaded screw rod 38 is installed at the center of the top of the bottom plate 37, the threaded sleeve 39 is installed at the center of the top of the mounting plate 43 in a penetrating mode, the top end of the threaded screw rod 38 penetrates through the threaded sleeve 39, the second guide rods 42 are installed on the periphery of the bottom of the mounting plate 43, the second guide sleeve 40 is installed at the top of the second lifting plate 41 in a penetrating mode, the top end of the second guide rods 42 penetrates through the second guide sleeve 40 and is provided with the stacking, the symmetrical shaft seats 49 are connected through standard shafts 48, adjusting seats 47 are respectively installed on the outer sides of two ends of each standard shaft 48, second movable stop levers 46 are respectively installed on two ends of the tops of the adjusting seats 47, and the top ends of the first movable stop levers 45 and the second movable stop levers 46 penetrate through the stacking top plate 44.
A plurality of gyro wheel is evenly installed to 7 top inboards of both sides curb plate, and driving motor is installed to one side curb plate 7, and gyro wheel one end and driving motor output pass through hold-in range and synchronous pulley transmission and connect, and driving motor work passes through hold-in range and synchronous pulley transmission and drives a plurality of gyro wheel and convey the transportation to PCBA.
Gears are respectively arranged at the output end of the bottom of the second servo motor 36 and the outer side of the bottom end of the threaded screw rod 38, the two gears are connected through chain transmission, the second servo motor 36 drives the threaded screw rod 38 to rotate through gear chain transmission, and therefore follow-up material supplement is facilitated, and the first movable stop lever and the second movable stop lever are utilized to play a role in blocking and protecting.
The top of the second fixing plate 20 on both sides is provided with a correction photoelectric sensing switch, and the first servo motor 14 is electrically connected with the correction photoelectric sensing switch, so that the correction and the discharge of the PCBA can be automatically completed.
The top of the stacking top plate 44 is provided with a through groove, the through groove is rectangular, and the through groove moves through the first movable stop lever and the second movable stop lever to play a role in blocking and protecting.
T type groove has been seted up at second regulation pole 31 top, and T type piece is installed to adjusting bolt 33 bottom, and T type piece and T type groove cooperation are used, and the regulating plate of being convenient for moves the adjusting position on second regulation pole 31, screws up fixedly through adjusting bolt 33.
The air cock has been seted up on sucking disc 35 top, and first pneumatic rod 10, second pneumatic rod 27 and sucking disc 35 are connected with the pneumatic pump through the pipe respectively, and 2 internally mounted of electricity cabinet case have the pneumatic pump, are convenient for control first pneumatic rod 10, second pneumatic rod 27 and sucking disc 35 work through the pneumatic pump, accomplish the work of going up and down and adsorbing the transport.
Control panel is installed at electric cabinet 3 top, first servo motor 14, support slide rail 25, second servo motor 36, pneumatic pump and drive motor respectively with control panel electric connection, be convenient for accomplish the unloading operation of going up of device through control panel control.
An operation method of an automatic loading and unloading device for manufacturing and producing PCBA comprises the following specific steps:
the method comprises the following steps: firstly, a stack of PCBA plates are placed on the top of a stacking top plate 44, an adjusting seat 47 is moved on a standard shaft 48 to drive a second movable stop lever 46 to move so as to align and discharge the edges of the PCBA plates, then a second servo motor 36 drives a threaded lead screw 38 to rotate clockwise, through the cooperation of a threaded sleeve 39, under the guide of a second guide rod 42, a mounting plate 43 and the stacking top plate 44 move downwards simultaneously until the top ends of a first movable stop lever 45 and the second movable stop lever 46 exceed the PCBA plate on the uppermost layer, and the first movable stop lever 45 and the second movable stop lever 46 play a role in stopping and protecting;
step two: different numbers of suckers 35 are arranged on the second adjusting rod 31 according to different sizes of piled PCBA boards, required numbers of suckers 35 are arranged on the second adjusting rod 31 by loosening the adjusting bolts 33, meanwhile, the space between the suckers 35 is adjusted, meanwhile, the space between the suckers 35 at two sides is adjusted by moving on the sliding groove 32 of the adjusting plate 34, then the adjusting bolts 33 are screwed, PCBA boards with different sizes can be conveniently adsorbed on the first adjusting rod 28 by adjusting the movable seat 29, after the adjustment is finished, the sliding seat 26 is horizontally and automatically arranged on the supporting sliding rail 25, the vertical movement is completed through the second air pressure rod 27, the PCBA boards are moved from the stacking mechanism 6 to the discharging mechanism 4 through the adsorption of the suckers 35, when one PCBA board is taken away from the stacking mechanism 6 each time, the second servo motor 36 drives the threaded screw rod 38 to rotate anticlockwise, the mounting plate 43 and the stacking top plate 44 simultaneously ascend by the thickness of one PCBA board, ensuring that the height position of the next material-moving PCBA board is unchanged;
step three: when the PCBA is placed on the discharging mechanism 4, the first air pressure rod 10 on the first fixing plate 8 extends, the first lifting plate 9 is driven to ascend under the guidance of the first guide rod 11 until the top plate frames 13 on the two sides of the first lifting plate 9 are higher than the tops of the driven rollers, then the PCBA is placed on the tops of the top plate frames 13, the first servo motor 14 drives the driving wheel 15 to rotate, the driven wheel 19 is driven to rotate through the transmission of the belt 17, the bottom ends of the second fixing plates 20 on the two sides are respectively connected with the two sides of the belt 17 through the clamping plates 22, the second fixing plates 20 are driven to horizontally move back and forth while the belt 17 continuously transmits, wherein the bottom ends of the second fixing plates 20 are kept stable in movement on the sliding rods 16 through the linear shafts 21, the tops of the second fixing plates 20 on the two sides move back and forth through the adjusting supporting plates 24 fixed by the supporting rods 23 to adjust the positions of the PCBA until the corrected, and controlling the first servo motor 14 to stop working, then contracting the first air pressure rod 10, and dropping the PCBA board onto the driven roller to complete the transmission.
Compared with the prior art, the invention has the beneficial effects that:
1. the adjusting seat 47 is moved on the standard shaft 48 to drive the second movable stop lever 46 to move so as to align and discharge the edges of the PCBA plates, then the second servo motor 36 drives the threaded screw rod 38 to rotate clockwise, the mounting plate 43 and the stacking top plate 44 simultaneously move downwards under the guidance of the second guide rod 42 through the matching of the threaded sleeve 39 until the top ends of the first movable stop lever 45 and the second movable stop lever 46 exceed the PCBA plate on the uppermost layer, the first movable stop lever 45 and the second movable stop lever 46 play a role in stopping and protecting, the stacked PCBA plates are regulated integrally, the PCBA plates can be conveyed directly through the positioning and adsorption of the suction and lifting mechanism 5 in each conveying process, and the degree of automation is high;
2. meanwhile, when a PCBA is taken away from the stacking mechanism 6 each time, the second servo motor 36 drives the threaded screw rod 38 to rotate anticlockwise, the mounting plate 43 and the stacking top plate 44 simultaneously rise by the thickness of the PCBA, the height position of the PCBA for next material transferring is guaranteed to be unchanged, the operation of material supplementing is conveniently and automatically completed, and the suction and lifting mechanism 5 is guaranteed to complete adsorption movement at the same position each time;
3. the method comprises the steps that different numbers of suckers 35 are mounted on a second adjusting rod 31 according to stacks of PCBA plates with different sizes, the required number of suckers 35 are mounted on the second adjusting rod 31 by loosening adjusting bolts 33, the space between the suckers 35 is adjusted at the same time, the space between the suckers 35 on two sides is adjusted by moving on a sliding groove 32 of an adjusting plate 34, then the adjusting bolts 33 are screwed, the PCBA plates with different sizes can be conveniently adsorbed on a first adjusting rod 28 by adjusting a movable seat 29, the positions of the suckers 35 are planned and adjusted before the sucking and hanging mechanism 5 is used, and when the PCBA plates are adsorbed and carried, stable carrying is guaranteed to be completed by using the fewest suckers 35;
4. the first air pressure rod 10 on the first fixing plate 8 extends, the first lifting plate 9 is driven to ascend under the guidance of the first guide rod 11 until the top plate frames 13 on the two sides of the first lifting plate 9 are higher than the tops of the transmission rollers, then the PCBA is placed on the tops of the top plate frames 13, the first servo motor 14 drives the driving wheel 15 to rotate, the driven wheel 19 is driven to rotate through the transmission of the belt 17, the bottom ends of the second fixing plates 20 on the two sides are respectively connected with the two sides of the belt 17 through the clamping plates 22, the second fixing plates 20 are driven to horizontally move back and forth while the belt 17 continuously transmits, wherein the bottom ends of the second fixing plates 20 are kept on the sliding rods 16 to stably move through the linear bearing seats 21, the positions of the PCBA are adjusted through the adjusting support plates 24 fixed on the tops of the second fixing plates 20 on the two sides through the support rods 23, and the first servo motor 14 is controlled to stop working until, then the first air pressure lever 10 contracts, the PCBA board falls on the driven roller to complete transmission, the PCBA on the discharging mechanism 4 is well corrected, positioned and limited, and the subsequent manufacturing process can be directly operated.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. An automatic loading and unloading device for PCBA manufacturing production comprises a frame (1), an electric cabinet box (2), an electric cabinet (3), a discharging mechanism (4), a suction lifting mechanism (5) and a stacking mechanism (6), wherein the electric cabinet box (2) is installed on one side of the frame (1), the electric cabinet (3) is installed on the other side of the frame (1), and the suction lifting mechanism (5) is installed on one side of the top of the frame (1);
inhale and hang mechanism (5) including supporting slide rail (25), slide (26), second air pressure bar (27), first regulation pole (28), sliding seat (29), fixing base (30), second regulation pole (31), spout (32), adjusting bolt (33), regulating plate (34) and sucking disc (35), support slide rail (25) and install at frame (1) top, slide (26) are installed to support slide rail (25) one side, second air pressure bar (27) are installed to slide (26) one side top, first regulation pole (28) are installed to second air pressure bar (27) bottom, sliding seat (29) is installed to first regulation pole (28) one end, and fixing base (30) are installed to first regulation pole (28) other end, second regulation pole (31) are all installed to sliding seat (29) and fixing base (30) bottom, spout (32) have been seted up at regulating plate (34) top, the top of the second adjusting rod (31) is provided with a plurality of adjusting plates (34) through adjusting bolts (33) penetrating through sliding grooves (32), and one ends of the adjusting plates (34) are provided with suckers (35);
a discharging mechanism (4) is installed on the inner side of the frame (1), and a stacking mechanism (6) is installed on one adjacent side of the frame (1);
the automatic feeding device is characterized in that the discharging mechanism (4) comprises side plates (7), a first fixing plate (8), a first lifting plate (9), a first air pressure rod (10), a first guide rod (11), a first guide sleeve (12), a top plate frame (13), a first servo motor (14), a driving wheel (15), a sliding rod (16), a belt (17), a mounting frame (18), a driven wheel (19), a second fixing plate (20), a linear bearing seat (21), a clamping plate (22), a supporting rod (23) and an adjusting supporting plate (24), wherein two ends of the first fixing plate (8) are connected with the side plates (7) on two sides, two ends of the first lifting plate (9) are positioned above the first fixing plate (8) and connected with the side plates (7) on two sides, the first air pressure rod (10) is installed at the center of the bottom of the first fixing plate (8), and the top end of the first air pressure rod (10) is connected with the bottom side of the first, first guide sleeves (12) are installed at the bottom of the first fixing plate (8) and located on two sides of a first air pressure rod (10), the top end of the first guide rod (11) is fixed to the bottom side of the first lifting plate (9), the bottom end of the first guide rod (11) penetrates through the first guide sleeves (12), a top plate frame (13) is symmetrically installed on two sides of the top of the first lifting plate (9), a first servo motor (14) is installed on the inner side of the side plate (7), a driving wheel (15) is installed at the output end of the first servo motor (14), a driven wheel (19) is installed on the inner side of the side plate (7) on the other side through a mounting frame (18), the driving wheel (15) is in transmission connection with the driven wheel (19) through a belt (17), two ends of the slide rod (16) are respectively connected with the side plate (7), and two sides of the first servo motor, second fixing plates (20) are symmetrically installed on two sides above the sliding rods (16), linear bearing seats (21) are symmetrically installed at the bottoms of the second fixing plates (20), the two sliding rods (16) respectively penetrate through the linear bearing seats (21), a clamping plate (22) is installed on one side of the bottom of each second fixing plate (20), the clamping plate (22) clamps the belt (17) through bolts, supporting rods (23) are installed at two ends of the top of each second fixing plate (20), and adjusting supporting plates (24) are installed at the tops of the supporting rods (23) at two ends;
the stacking mechanism (6) comprises a second servo motor (36), a bottom plate (37), a threaded lead screw (38), a threaded sleeve (39), a second guide sleeve (40), a second lifting plate (41), a second guide rod (42), a mounting plate (43), a stacking top plate (44), a first movable stop lever (45), a second movable stop lever (46), an adjusting seat (47), a standard shaft (48) and a shaft seat (49), wherein the second servo motor (36) is installed on one side of the top of the bottom plate (37), the threaded lead screw (38) is installed at the center of the top of the bottom plate (37), the threaded sleeve (39) is installed at the center of the top of the mounting plate (43) in a penetrating mode, the threaded sleeve (39) is installed at the top end of the threaded lead screw (38), the second guide rod (42) is installed on the periphery of the bottom of the mounting plate (43), the second guide sleeve (40) is installed at the top, second guide arm (42) top is passed second guide pin bushing (40) and is installed and stack roof (44), first movable pin (45) are installed to mounting panel (43) top bilateral symmetry, another bilateral symmetry in mounting panel (43) top is installed two axle bed (49), symmetry axle bed (49) are connected through standard axle (48), two standard axle (48) both ends outside is installed respectively and is adjusted seat (47), adjust seat (47) top both ends and install second movable pin (46) respectively, first movable pin (45) and second movable pin (46) top all pass and stack roof (44).
2. The automatic loading and unloading device for PCBA manufacturing and production as recited in claim 1, wherein a plurality of rollers are uniformly mounted on the inner side of the top of the side plates (7) on both sides, a transmission motor is mounted on the side plate (7) on one side, and one end of each roller is in transmission connection with the output end of the transmission motor through a synchronous belt and a synchronous belt pulley.
3. The automatic loading and unloading device for PCBA manufacturing and production as recited in claim 1, wherein gears are mounted at the output end of the bottom of the second servo motor (36) and the outer side of the bottom end of the threaded screw rod (38), and the two gears are connected through chain transmission.
4. The automatic loading and unloading device for PCBA manufacturing and production as claimed in claim 1, wherein the calibration photoelectric sensing switch is mounted on the top of the second fixing plate (20) on both sides, and the first servo motor (14) is electrically connected with the calibration photoelectric sensing switch.
5. The automatic loading and unloading device for the PCBA manufacturing production as recited in claim 1, wherein a through groove is formed in the top of the stacking top plate (44), and the through groove is rectangular in shape.
6. The automatic loading and unloading device for PCBA manufacturing and production as recited in claim 1, wherein a T-shaped groove is formed in the top of the second adjusting rod (31), a T-shaped block is mounted at the bottom of the adjusting bolt (33), and the T-shaped block and the T-shaped groove are matched for use.
7. The automatic loading and unloading device for PCBA manufacturing and production as claimed in claim 1, wherein an air tap is opened at the top end of the suction cup (35), the first pneumatic rod (10), the second pneumatic rod (27) and the suction cup (35) are respectively connected with a pneumatic pump through a conduit, and the pneumatic pump is installed inside the electric cabinet box (2).
8. The automatic loading and unloading device for PCBA manufacturing and production as recited in claim 1, wherein a control panel is mounted on top of the electric cabinet (3), and the first servo motor (14), the support slide rail (25), the second servo motor (36), the pneumatic pump and the transmission motor are respectively electrically connected with the control panel.
9. An operation method of an automatic loading and unloading device for manufacturing and producing PCBA is characterized by comprising the following specific steps:
the method comprises the following steps: firstly, placing a stack of PCBA plates on the top of a stacking top plate (44), driving a second movable stop lever (46) to move to align and discharge the edges of the PCBA plates by moving an adjusting seat (47) on a standard shaft (48), then driving a threaded screw rod (38) to rotate clockwise by a second servo motor (36), simultaneously moving a mounting plate (43) and the stacking top plate (44) downwards under the guidance of a second guide rod (42) through the matching of a threaded sleeve (39) until the top ends of a first movable stop lever (45) and a second movable stop lever (46) exceed the PCBA plate on the uppermost layer, and playing a role in blocking and protecting through the first movable stop lever (45) and the second movable stop lever (46);
step two: according to different sizes of piled PCBA boards, different numbers of suckers (35) are arranged on a second adjusting rod (31), the suckers (35) with required numbers are arranged on the second adjusting rod (31) by loosening adjusting bolts (33), the distance between the suckers (35) is adjusted at the same time, meanwhile, the suckers (35) on two sides are adjusted by moving on a sliding chute (32) of an adjusting plate (34), then the adjusting bolts (33) are screwed, PCBA boards with different sizes and sizes can be conveniently adsorbed on a first adjusting rod (28) by adjusting a movable seat (29), after adjustment is finished, a sliding seat (26) is automatically horizontally arranged on a supporting sliding rail (25), movement in the vertical direction is finished through a second air pressure rod (27), the PCBA boards are moved from a stacking mechanism (6) to a discharging mechanism (4) through suction of the suckers (35), when one PCBA board is taken away from the stacking mechanism (6) every time, the second servo motor (36) drives the threaded screw rod (38) to rotate anticlockwise, the mounting plate (43) and the stacking top plate (44) simultaneously rise by the thickness of one PCBA plate, and the height position of the PCBA plate in the next material moving process is guaranteed to be unchanged;
step three: when a PCBA board is placed on a discharging mechanism (4) quickly, a first air pressure rod (10) on a first fixing plate (8) extends, a first lifting plate (9) is driven to ascend under the guidance of a first guide rod (11) until top plate frames (13) on two sides of the first lifting plate (9) are higher than the tops of transmission rollers, then the PCBA board is placed on the tops of the top plate frames (13), a first servo motor (14) drives a driving wheel (15) to rotate, a driven wheel (19) is driven to rotate through the transmission of a belt (17), the bottom ends of second fixing plates (20) on two sides are respectively connected with two sides of the belt (17) through clamping plates (22), the second fixing plates (20) are driven to move horizontally back and forth while the belt (17) is continuously driven, the bottom ends of the second fixing plates (20) are kept stable in motion on sliding rods (16) through linear bearing seats (21), and the tops of the second fixing plates (20) on two sides are adjusted through adjusting supporting plates (24) fixed through supporting rods (23) to move back and the position of the PCBA board is controlled to stop working until the correction of the photoelectric sensing switch is qualified through induction correction, then the first air pressure rod (10) contracts, and the PCBA board falls on the driven roller to complete transmission.
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| CN201910205179.7A CN109795880B (en) | 2019-03-18 | 2019-03-18 | Automatic feeding and discharging device for PCBA manufacturing production and operation method thereof |
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| CN201910205179.7A CN109795880B (en) | 2019-03-18 | 2019-03-18 | Automatic feeding and discharging device for PCBA manufacturing production and operation method thereof |
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| CN109795880B true CN109795880B (en) | 2020-11-13 |
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