CN116528493B

CN116528493B - Processing equipment and processing method for PCB

Info

Publication number: CN116528493B
Application number: CN202310806108.9A
Authority: CN
Inventors: 郭立铭
Original assignee: Jebsen Microsystems Huizhou Co ltd
Current assignee: Jebsen Microsystems Huizhou Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-11-24
Anticipated expiration: 2043-07-04
Also published as: CN116528493A

Abstract

The application discloses processing equipment and a processing method of a PCB (printed Circuit Board), and relates to the technical field of PCB processing, wherein the processing equipment comprises a rotating mechanism, a rotating telescopic mechanism, a transmission control mechanism, a transmission mechanism, a bearing mechanism, a circuit reinforcing pool, a copper pipe mounting mechanism and a transmission belt; the rotating mechanism comprises a rotating part and a sliding part, the rotating part is fixed in position and is in rotating connection with the outside, the sliding part is in sliding connection with the rotating part, and the sliding part can slide along the rotating part; according to the processing equipment and the processing method for the PCB circuit board, the power mechanism drives the rotary telescopic mechanism to rotate and stretch, so that the PCB is immersed into different tanks successively to be processed, the reinforcement of the PCB circuit pattern is completed, the copper column is driven to swing so that the copper column falls into the through hole of the PCB, the equipment usage amount in the PCB processing process is reduced, and the cost is further reduced.

Description

Processing equipment and processing method for PCB

Technical Field

The application relates to the technical field of PCB processing, in particular to processing equipment and a processing method of a PCB.

Background

PCB (Printed Circuit Board) the Chinese name printed circuit board, also called printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrically interconnecting electronic components. It is called a "printed" circuit board because it is made using electronic printing. The PCBs are divided into single-layer PCBs and multi-layer PCBs, for which drilling holes in the PCBs are required during processing, and placing copper posts in the holes for interconnecting the lines of the different sides of the multi-layer PCBs.

Chinese patent publication No. CN114916154a relates to a processing apparatus for PCB circuit board and a processing method thereof. Be used for PCB circuit board processing equipment, include: the fixing frame is internally fixedly provided with a transmission mechanism; the intermittent rotating mechanism is rotationally connected and arranged on the fixing frame; the circuit board fixing seat is rotationally and fixedly arranged on the intermittent rotating mechanism; the vibrating feeding box is arranged on the fixing frame in a sliding fit manner; the copper tube can be arranged in the hole on the circuit board at one time under the action of the reciprocating shaking, so that the mechanical arm can install the copper tube without repeated taking, and the processing efficiency of the circuit board is improved.

In the prior art, although the copper pipe installation efficiency is improved, when the intermittent rotating mechanism drives the circuit board to rotate into the feeding box, the copper pipe is arranged in the feeding box, the copper pipe in the feeding box is required to be rocked to fall into a hole of the circuit board, the circuit board is required to be inserted into a copper pipe pile and buried into the copper pipe pile, and the copper pipe is required to be contacted and pulled out by the circuit board in the process, so that more friction is generated between the circuit board and the copper pipe, and the plating layer and the circuit on the circuit board are scratched, so that the performance of the circuit board is affected; and it can only finish one step of copper pipe installation, and other steps still need additional equipment to finish, and it is necessary to reduce the equipment usage in the PCB processing process, further reducing the cost.

Disclosure of Invention

The application aims to provide a processing device and a processing method for a PCB (printed Circuit Board) so as to solve the defects in the prior art.

In order to achieve the above object, the present application provides the following technical solutions: the processing equipment of the PCB circuit board comprises a rotating mechanism, a rotating telescopic mechanism, a transmission control mechanism, a transmission mechanism, a bearing mechanism, a circuit reinforcing pool, a copper pipe installation mechanism and a transmission belt; the rotating mechanism comprises a rotating part and a sliding part, the rotating part is fixed in position and is in rotating connection with the outside, the sliding part is in sliding connection with the rotating part, and the sliding part can slide along the rotating part; the rotary telescopic mechanism comprises a power mechanism, and the rotary mechanism is connected with the sliding part and the rotating part and is used for driving the sliding part to slide along the rotating part in a rotating way; the transmission control mechanism comprises a transmission wheel II, the surface of the transmission wheel II is coaxially and rotatably connected with a transmission wheel III, an abutting mechanism penetrating the transmission wheel II and being in sliding connection with the transmission wheel II is arranged on the transmission wheel II, an elastic part for applying force to the abutting mechanism in a direction far away from the transmission wheel III is arranged on the abutting mechanism, and when the rotary telescopic mechanism is in a shortest state, the abutting mechanism abuts against the sliding part and the transmission wheel III, so that the transmission wheel II can drive the transmission wheel III to synchronously rotate through the abutting mechanism, and the rotary telescopic mechanism drives the transmission wheel II to rotate through a transmission belt; the transmission mechanism comprises a bidirectional ratchet mechanism and a plurality of driven gears, wherein a first chain meshed with the bidirectional ratchet mechanism is arranged on the outer sides of the bidirectional ratchet mechanism and the driven gears, a second ring of chain is arranged on the outer sides of the first chain, a plurality of gear shafts are arranged between the first chain and the second chain, the first chain and the second chain are meshed with the gear shafts and rotate in opposite directions, the transmission wheel III is connected with the bidirectional ratchet mechanism through a transmission belt, and the transmission wheel III can drive the outer sides of the bidirectional ratchet mechanism to rotate unidirectionally through the transmission belt; the bearing mechanism is used for installing and fixing the PCB, is connected with the sliding part and can slide along the sliding part, and two sides of the bearing mechanism are respectively connected with the first chain and the second chain, so that the first chain and the second chain can drive the bearing mechanism to slide; the circuit reinforcement pool is arranged under the rotary mechanism, the rotary telescopic mechanism can drive the bearing mechanism to be inserted into the circuit reinforcement pool and pulled out by driving the sliding part to slide, and the rotary telescopic mechanism can also drive the bearing mechanism to slide by driving belts, driving control mechanisms and driving mechanisms to change the position of the bearing mechanism inserted into the circuit reinforcement pool; the copper pipe installation mechanism is arranged at one side of the rotation direction of the rotation mechanism, and the bearing mechanism can be inserted into the copper pipe installation mechanism.

Further, the rotating part comprises a rotating arm, one end of the rotating arm is rotatably connected with a fixed shaft fixedly connected with the outside, and one end of the fixed shaft positioned in the rotating arm is fixedly connected with a bevel gear; an abutting wheel I is rotatably connected in the rotating arm, one end of the abutting wheel I is provided with a bevel gear which is coaxially and fixedly connected with the abutting wheel I, and the bevel gear on the abutting wheel I is meshed with the bevel gear on the fixed shaft; the inside of the rotating arm is provided with a cylindrical cavity with an opening at the bottom, and the middle lower part of the cylindrical cavity is provided with threads.

Further, the sliding part comprises a limiting slide rod which is in sliding connection with the rotating arm, and one end of the limiting slide rod is fixedly connected with a telescopic block; a first chute and a second chute are formed in the inner wall of the rotating arm; the rotary telescopic mechanism comprises a servo motor, the servo motor is fixedly connected inside a telescopic block, an output shaft of the servo motor is connected with a first driving wheel, the upper end of the first driving wheel is in sliding clamping connection with a screw rod coaxial with the first driving wheel, the screw rod is in threaded fit with threads of a cylindrical cavity of the rotating arm, a first spring is sleeved on the lower half part of the screw rod, and two ends of the first spring are fixedly connected with the screw rod and the first driving wheel respectively and are used for applying force to the screw rod to enable the screw rod to be close to the first driving wheel; the top of the screw rod can be coaxially abutted with the first abutting wheel, and the screw rod is abutted with the first abutting wheel to drive the first abutting wheel to synchronously rotate.

Further, the first driving wheel is in driving fit with the second driving wheel through a driving belt, the abutting mechanism comprises a rotating rod coaxially and slidably connected with the second driving wheel, one end of the rotating rod is fixedly connected with a second abutting wheel, a spring II, one end of which is fixedly connected with the rotating arm, the other end of which is fixedly connected with the rotating rod, is sleeved on the rotating rod, and the second abutting wheel can abut against the third driving wheel and drive the third driving wheel to rotate.

Further, the bearing mechanism comprises a bearing plate, the bearing plate is in sliding fit with the sliding groove, a mounting groove is formed in the bearing plate, a fixing plate used for clamping the PCB in a matched mode with the mounting groove is arranged in the mounting groove in a sliding mode, and a handle used for adjusting and limiting the position of the fixing plate is arranged on the surface of the bearing plate.

Further, a winding groove is formed in one surface of the driving wheel, a traction rope is fixedly connected in the winding groove, the traction rope is wound on the winding groove, one end of the traction rope is fixedly connected with the bearing plate, the traction rope can be collected through the winding groove when the driving wheel rotates, and the traction rope is loosened by the winding groove when the driving wheel drives the bearing plate to slide through the driving belt driving control mechanism and the driving mechanism.

Further, the reversing mechanism is connected with the sliding part and can slide along the sliding part, the reversing mechanism comprises a poking arm and a reversing slide rod, one end of the poking arm is connected with the bidirectional ratchet mechanism and used for controlling the outer side rotation direction of the bidirectional ratchet mechanism, two ends of the reversing slide rod are in sliding connection with the sliding groove II, the positions, close to the two ends, of the bottom of the reversing slide rod are fixedly connected with a protruding block respectively, the carrying mechanism pushes the protruding block to drive the reversing slide rod to move when moving to the stroke tail ends of the two ends, and the reversing slide rod moves to drive the poking arm to rotate and switch the outer side rotation direction of the bidirectional ratchet mechanism.

Further, the circuit reinforcement pool comprises a total pool, a plurality of single pools are arranged in the total pool, the bearing mechanism is inserted into the single pools, and the bearing mechanism is inserted into the adjacent single pools after the position of the bearing mechanism is changed; the circuit reinforcing pool further comprises a power-on mechanism, the power-on mechanism is placed in the single pool and comprises a power supply, an anode plate connected with the anode of the power supply and a cathode reed connected with the cathode of the power supply, and the cathode reed is provided with elasticity and is contacted with a PCB fixedly installed on a bearing mechanism inserted into the single pool.

Further, the copper pipe installation mechanism comprises a base mechanism and a shaking mechanism, the base mechanism comprises an installation seat, a shaking bin is formed in the top of the installation seat, a slot for inserting a bearing plate is formed in one side of the installation seat facing the rotating mechanism, a baffle is connected to the inside of the slot in a sliding mode, a return spring III used for enabling the baffle to be displaced is fixedly connected to one side of the baffle away from the opening of the slot, an abutting shaft is connected to one side of the installation seat facing the rotating mechanism in a rotating mode, the abutting shaft is axially elastic, a transmission wheel I is coaxial with the abutting shaft when the rotating arm rotates to be perpendicular to the installation seat, the abutting shaft is in the sliding stroke of the sliding part, a protruding column I is fixedly connected to the position, close to the edge, of one end of the abutting shaft, of the shaking bin is provided with a wave groove; the swinging mechanism comprises a copper column box arranged in the swinging bin, a sliding groove III which is in sliding connection with the protruding column I is formed in one side of the copper column box, the abutting shaft rotates to drive the copper column box to slide back and forth in one direction through the matching of the protruding column I and the sliding groove III, a protruding column II which is in sliding connection with the wave groove is fixedly connected to the bottom of the copper column box, and the copper column box slides back and forth in the other direction through the matching of the protruding column II and the wave groove when sliding back and forth; the copper column box is internally provided with a plurality of through holes which vertically penetrate through the copper column box and are used for storing copper columns, and the baffle plate is contacted with the bottom of the copper column box to shield the through holes.

A processing method of a PCB circuit board comprises the following steps:

s1, selecting a PCB which is drilled with a through hole and needs circuit pattern reinforcement, configuring an acid degreasing tank, a water washing tank, a microetching tank, a copper plating tank, an acid soaking tank and a tinning tank in a circuit reinforcement tank area by area, placing a copper pipe into a copper pipe mounting mechanism, and modulating an initial position of a bearing mechanism;

s2, the rotary telescopic mechanism is installed and fixed on the bearing mechanism, and the power mechanism is started, so that the rotary telescopic mechanism drives the rotary part to rotate to be perpendicular to the circuit reinforcement pool;

s3, reversing the power mechanism to enable the rotary telescopic mechanism to drive the sliding part and the bearing mechanism to move downwards, after stopping, reversing the power mechanism to drive the sliding part and the bearing mechanism to move upwards and then slide to one side, repeating the steps, and enabling the bearing mechanism to be inserted into and removed from the acid degreasing tank, the water washing tank, the microetching tank, the copper plating tank, the acid soaking tank and the tinning tank in sequence to finish the reinforcement of circuit patterns;

s4, after the bearing mechanism moves out of the tinning pool, the power mechanism does not rotate reversely and continues to rotate, the rotating part is driven to rotate continuously to be perpendicular to the copper pipe installation mechanism, then the power mechanism rotates reversely to enable the bearing mechanism to be inserted into the copper pipe installation mechanism, the rotary telescopic mechanism is in butt joint with the copper pipe installation mechanism, copper pipes stored in the copper pipe installation mechanism are enabled to shake, and the copper pipes fall into through holes of PCBs (printed circuit boards) inserted into the bearing mechanism of the copper pipe installation mechanism;

s5, reversing the power mechanism to enable the rotary telescopic mechanism and the bearing mechanism to leave the copper pipe installation mechanism, and completing the installation of the copper pipe.

1. Compared with the prior art, the processing equipment and the processing method for the PCB provided by the application have the advantages that the power mechanism of the rotary telescopic mechanism rotates to drive the rotary mechanism to rotate through the cooperation of the rotary mechanism, the rotary telescopic mechanism, the transmission control mechanism, the transmission mechanism, the bearing mechanism, the circuit reinforcing pool, the copper pipe installation mechanism and the transmission belt, the bearing mechanism with the PCB can be inserted into and pulled out of the circuit reinforcing pool, and the bearing mechanism can be driven to slide through the rotary telescopic mechanism, so that the PCB sequentially passes through and is inserted into different pools of the circuit reinforcing pool, and the reinforcement of circuit patterns is completed.

2. Compared with the prior art, the processing equipment and the processing method for the PCB provided by the application have the advantages that through the matching of the rotating mechanism, the rotating telescopic mechanism, the transmission control mechanism, the transmission mechanism, the bearing mechanism, the circuit reinforcing pool, the copper pipe installation mechanism, the transmission belt and the reversing mechanism, the bearing mechanism with the PCB can return to the position before sliding after circuit pattern reinforcement is completed, the power mechanism is rotated to drive the rotating part to rotate so as to drive the bearing mechanism to insert into the slot, and the rotating telescopic mechanism is enabled to drive the copper column box to shake in the front-back and left-right directions, so that copper columns in the copper column box fall into through holes of the PCB, and the copper columns of the complete PCB are installed.

3. Compared with the prior art, the processing equipment and the processing method for the PCB provided by the application have the advantages that the power mechanism drives the rotary telescopic mechanism to rotate and stretch, so that the PCB is immersed into different tanks in sequence for processing, the reinforcement of the PCB circuit pattern is finished, the copper column is driven to swing so as to fall into the through hole of the PCB, the equipment usage amount in the PCB processing process is reduced, and the cost is further reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a rotating mechanism according to an embodiment of the present application;

FIG. 3 is a schematic view of a rotary telescopic mechanism according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a transmission mechanism according to an embodiment of the present application;

FIG. 5 is another schematic diagram of a transmission mechanism according to an embodiment of the present application;

FIG. 6 is a schematic diagram of a transmission control mechanism according to an embodiment of the present application;

FIG. 7 is an enlarged view of portion A of FIG. 4 provided by an embodiment of the present application;

FIG. 8 is a schematic diagram of a winding mechanism according to an embodiment of the present application;

FIG. 9 is a schematic diagram of a circuit reinforcement pool according to an embodiment of the present application;

fig. 10 is a schematic view of a copper pipe installation mechanism according to an embodiment of the present application;

FIG. 11 is another schematic view of a copper tube mounting mechanism provided by an embodiment of the present application;

FIG. 12 is a schematic view of a shake bin provided by an embodiment of the application;

FIG. 13 is a schematic diagram of a bi-directional ratchet mechanism according to an embodiment of the present application mated with the present toggle arm.

Reference numerals illustrate:

11. a rotating arm; 12. a fixed shaft; 13. a limit slide bar; 14. a telescopic block; 15. the first abutting wheel is connected with the second abutting wheel; 16. bevel gears; 17. a first chute; 18. a second chute;

21. a servo motor; 22. a first driving wheel; 23. a screw; 24. a first spring;

31. a second driving wheel; 32. a transmission wheel III; 33. the second abutting wheel is in butt joint with the second abutting wheel; 34. a rotating lever; 35. a second spring;

41. a bi-directional ratchet mechanism; 42. a driven gear; 43. a first chain; 44. a gear shaft; 45. a second chain; 46. a traction rope;

51. a pulling arm; 52. a reversing slide bar; 53. a bump;

61. a carrying plate; 62. a mounting groove; 63. a fixing plate; 64. a handle;

71. a total pool; 72. a single cell; 73. an energizing mechanism;

81. a mounting base; 82. shaking the bin; 83. a slot; 84. a baffle; 85. a third spring; 86. abutting the shaft; 87. a first protruding column; 88. a wave trough;

91. a copper pillar box; 92. a chute III; 93. and a second protruding column.

Detailed Description

In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Example embodiments will be described more fully hereinafter with reference to the accompanying drawings, but may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Embodiments of the disclosure and features of embodiments may be combined with each other without conflict.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used herein, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Embodiments described herein may be described with reference to plan and/or cross-sectional views with the aid of idealized schematic diagrams of the present disclosure. Accordingly, the example illustrations may be modified in accordance with manufacturing techniques and/or tolerances. Thus, the embodiments are not limited to the embodiments shown in the drawings, but include modifications of the configuration formed based on the manufacturing process. Thus, the regions illustrated in the figures have schematic properties and the shapes of the regions illustrated in the figures illustrate the particular shapes of the regions of the elements, but are not intended to be limiting.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present disclosure, and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Referring to fig. 1-13, a processing device for a PCB circuit board includes a rotation mechanism, a rotation telescopic mechanism, a transmission control mechanism, a transmission mechanism, a bearing mechanism, a circuit reinforcing pool, a copper pipe installation mechanism, and a transmission belt.

The rotating mechanism comprises a rotating part and a sliding part, the rotating part is fixed in position and is connected with the outside in a rotating way, the sliding part is connected with the rotating part in a sliding way, and the sliding part can slide along the rotating part.

The rotating part comprises a rotating arm 11, one end of the rotating arm 11 is rotationally connected with a fixed shaft 12 fixedly connected with the outside, namely the fixed shaft 12 is fixed in position and can not rotate, and one end of the fixed shaft 12 positioned in the rotating arm 11 is fixedly connected with a bevel gear 16; the inside of the rotating arm 11 is rotatably connected with a first abutting wheel 15, one end of the first abutting wheel 15 is provided with a bevel gear 16 coaxially and fixedly connected with the first abutting wheel, and the bevel gear 16 on the first abutting wheel 15 is meshed with the bevel gear 16 on the fixed shaft 12; so that when the two abutting wheels 15 drive the bevel gears 16 on the two abutting wheels to rotate, the two bevel gears 16 are matched with each other to drive the rotating arm 11 to rotate around the fixed shaft 12. The rotary arm 11 is internally provided with a cylindrical cavity with an opening at the bottom for the insertion of the screw 23, and the lower middle part of the cylindrical cavity is provided with threads.

The sliding part comprises a limiting slide bar 13 which is in sliding connection with the rotating arm 11, one end of the limiting slide bar 13 is fixedly connected with a telescopic block 14, and the limiting slide bar 13 is used for preventing the telescopic block 14 from rotating around the axis of the rotating arm 11; the inner wall of the rotating arm 11 is provided with a first chute 17 and a second chute 18.

The rotary telescopic mechanism comprises a power mechanism, and the rotary mechanism is connected with the sliding part and the rotating part and is used for driving the sliding part to slide along the rotating part in a rotating way; the power mechanism may be a servo motor 21, the servo motor 21 is fixedly connected inside the telescopic block 14, the servo motor 21 is controlled by a set plc, and the plc is common knowledge in the prior art and will not be repeated here. The output shaft of the servo motor 21 is connected with a first driving wheel 22, the upper end of the first driving wheel 22 is slidably clamped with a screw 23 coaxial with the first driving wheel, namely the first driving wheel 22 and the screw 23 synchronously rotate, and the end face of the part, which is slidably clamped in the first driving wheel 22, of the preferred screw 23 is square. The screw 23 is in threaded fit with the threads of the cylindrical cavity of the rotating arm 11, the lower half part of the screw 23 is sleeved with a first spring 24, two ends of the first spring 24 are fixedly connected with the screw 23 and the first driving wheel 22 respectively and are used for applying force to the screw 23 to enable the screw 23 to approach the first driving wheel 22, the top of the screw 23 can be coaxially abutted with the first abutting wheel 15, and the screw 23 is abutted with the first abutting wheel 15 and then drives the first abutting wheel 15 to synchronously rotate. The screw 23 and the thread of the cylindrical cavity are in threaded fit, and when the screw moves to the top, the screw is abutted with the first abutting wheel 15 to drive the screw to rotate synchronously, and meanwhile, the screw just loses fit with the thread and stretches the first spring 24, so that the screw 23 can be tightly contacted with the thread under the tension of the first spring 24 to be conveniently matched with the thread again when the screw is reversed.

The transmission control mechanism comprises a transmission wheel II 31, a transmission wheel III 32 is coaxially and rotatably connected to the surface of the transmission wheel II 31, an abutting mechanism penetrating the transmission wheel II and in sliding connection with the transmission wheel II is arranged on the transmission wheel II, an elastic part for applying force to the transmission wheel II in a direction far away from the transmission wheel III 32 is arranged on the abutting mechanism, and when the rotary telescopic mechanism is in the shortest state, the abutting mechanism abuts against the sliding part and the transmission wheel III 32, so that the transmission wheel II 31 can drive the transmission wheel III 32 to synchronously rotate through the abutting mechanism, and the rotary telescopic mechanism drives the transmission wheel II 31 to rotate through a transmission belt; the first driving wheel 22 is in driving fit with the second driving wheel 31 through a driving belt, the abutting mechanism comprises a rotating rod 34 which is coaxially and slidably connected with the second driving wheel 31, one end of the rotating rod 34 is fixedly connected with a second abutting wheel 33, an elastic component, one end of which is fixedly connected with the rotating arm 11, and the other end of which is fixedly connected with the rotating rod 34, is sleeved on the rotating rod 34, the elastic component is preferably a second spring 35, and the second abutting wheel 33 can abut against the third driving wheel 32 and drive the third driving wheel 32 to rotate. So that the sliding part is positioned closest to the rotating part at the beginning, one end of the rotating rod 34 is contacted with the rotating arm 11, and the other end of the rotating rod is pushed by the rotating arm 11 to approach the driving wheel III 32, so that the abutting wheel II 33 fixedly connected with the other end of the rotating rod 34 is tightly contacted with the driving wheel III 32 to drive the driving wheel III to synchronously rotate. When the sliding part slides away from the rotating part, the rotating rod 34 loses contact with the rotating arm 11, and the rotating rod 34 drives the abutting wheel II 33 to leave the driving wheel III 32 under the action of the spring II 35, so that the driving wheel III 32 does not rotate along with the driving wheel II 31.

The transmission mechanism comprises a bidirectional ratchet mechanism 41 and a plurality of driven gears 42, a first chain 43 meshed with the bidirectional ratchet mechanism 41 is arranged on the outer side of the bidirectional ratchet mechanism 41 and the driven gears 42, a second chain 45 is arranged on the outer side of the first chain 43, three preferred driven gears 42 are positioned at four corners of a rectangle, which enable the first chain 43 meshed with the driven gears to be rectangular, the outer diameters of the bidirectional ratchet mechanism 41 and the driven gears 42 are equal, a plurality of gear shafts 44 are arranged between the first chain 43 and the second chain 45, the gear shafts 44 are connected with the telescopic block 14 in a rotating mode, the preferred gear shafts 44 are four, the first chain 43 and the second chain 45 are meshed with the gear shafts 44 and are opposite in rotating direction, the third transmission wheel 32 is connected with the bidirectional ratchet mechanism 41 through a transmission belt, and the third transmission wheel 32 can drive the outer side of the bidirectional ratchet mechanism 41 to rotate unidirectionally through the transmission belt.

In one embodiment, a winding groove is formed on the surface of the first driving wheel 22, a traction rope 46 is fixedly connected in the winding groove, the traction rope 46 is wound on the winding groove, one end of the traction rope 46 is fixedly connected with the bearing plate 61, a guide wheel for changing the direction of the traction rope 46 is rotatably connected to the inner side of the telescopic block 14, the first driving wheel 22 can retract the traction rope 46 through the winding groove, and when the first driving wheel 22 drives the bearing plate 61 to slide through the driving belt driving control mechanism and the driving mechanism, the winding groove loosens the traction rope 46, the bearing plate 61 can drive the loosened traction rope 46 when being driven by the driving mechanism to slide, the diameter of the winding groove is larger than the outer diameters of the bidirectional ratchet mechanism 41 and the driven gear 42, and the length for preventing the loosening of the traction rope 46 is smaller than the sliding length of the bearing plate 61.

The reversing mechanism is connected with the sliding part and can slide along the sliding part, the reversing mechanism comprises a shifting arm 51 and a reversing slide rod 52, one end of the shifting arm 51 is connected with the bidirectional ratchet mechanism 41 and used for controlling the outer rotating direction of the bidirectional ratchet mechanism 41, two ends of the reversing slide rod 52 are in sliding connection with the sliding groove II 18, a lug 53 is fixedly connected to the position, close to the two ends, of the bottom of the reversing slide rod 52 respectively, when the bearing mechanism moves to the stroke tail ends of the two ends, the lug 53 is pushed to drive the reversing slide rod 52 to move, and the shifting slide rod 52 is moved to drive the shifting arm 51 to rotate and switch the outer rotating direction of the bidirectional ratchet mechanism 41. One end of the shifting arm 51 connected with the reversing slide rod 52 is fixedly connected with a protruding column III, the surface of the reversing slide rod 52 is fixedly connected with two baffles 84, the protruding column III and the two baffles 84 are in sliding connection, the reversing slide rod 52 moves to drive the protruding column III to move through the two baffles 84, and therefore the shifting arm 51 is driven to rotate, and movement interference is prevented.

As shown in fig. 13, one end of the toggle arm 51 is fixedly connected with an adjusting block of the bidirectional ratchet mechanism 41, the toggle arm 51 can drive the adjusting block to rotate, and the angle of the adjusting block is changed, so that an inner gear can drive the external rotating direction to be changed, and the inner gear is driven to rotate by a conveyor belt in the embodiment.

The bearing mechanism is used for installing and fixing the PCB, is connected with the sliding part and can slide along the sliding part, and two sides of the bearing mechanism are respectively connected with the first chain 43 and the second chain 45, so that the first chain 43 and the second chain 45 can drive the bearing mechanism to slide; the bearing mechanism comprises a bearing plate 61, the bearing plate 61 is in sliding fit with the first chute 17, a mounting groove 62 is formed in the bearing plate 61, a fixing plate 63 for clamping a PCB in cooperation with the mounting groove 62 is arranged in the mounting groove 62 in a sliding mode, a handle 64 for adjusting and limiting the position of the fixing plate 63 is arranged on the surface of the bearing plate 61, the handle 64 can be a bolt and is in rotary connection with the fixing plate 63 and in threaded fit with the bearing plate 61, the position of the fixing plate 63 is adjusted in a rotary mode, the PCB placed in the mounting groove 62 is clamped, and a plurality of PCBs can be placed in the PCB simultaneously.

The circuit reinforcement pool is arranged under the rotating mechanism, the rotating telescopic mechanism can drive the bearing mechanism to be inserted into the circuit reinforcement pool and pulled out by driving the sliding part to slide, and the rotating telescopic mechanism can also drive the bearing mechanism to slide by driving belts, driving control mechanisms and driving mechanisms, so that the position of the bearing mechanism inserted into the circuit reinforcement pool is changed; the circuit reinforcement pool comprises a total pool 71, a plurality of single pools 72 are arranged in the total pool 71, the bearing mechanism is inserted into the single pools 72, and the bearing mechanism is inserted into the adjacent single pools 72 after the position of the bearing mechanism is changed; the circuit reinforcing tank further comprises an energizing mechanism 73, the energizing mechanism 73 is placed in the single tank 72, the energizing mechanism 73 comprises a power supply, an anode plate connected with the positive electrode of the power supply and a cathode reed connected with the negative electrode of the power supply, and the cathode reed is elastically contacted with a PCB (printed circuit board) fixedly installed on a bearing mechanism inserted into the single tank 72. Preferably, there are six cells 72, and each cell 72 is respectively placed with a different chemical reagent, and acid degreasing, water washing, microetching, copper plating, acid leaching and tin plating are sequentially performed to strengthen the circuit pattern on the PCB.

The copper pipe installation mechanism is arranged at one side of the rotation direction of the rotation mechanism, and the bearing mechanism can be inserted into the copper pipe installation mechanism. The copper pipe installation mechanism comprises a base mechanism and a shaking mechanism, the base mechanism comprises an installation seat 81, a shaking bin 82 is formed in the top of the installation seat 81, a slot 83 for inserting a bearing plate 61 is formed in one side of the installation seat 81 facing the rotation mechanism, a baffle 84 is connected inside the slot 83 in a sliding mode, a return spring III 85 for enabling the baffle 84 to be positioned after the baffle 84 is positioned is fixedly connected to one side of the baffle 84 far away from the opening of the slot 83, an abutting shaft 86 is connected to one side of the installation seat 81 facing the rotation mechanism in a rotating mode, the abutting shaft 86 is axially elastic, namely axially telescopic, an abutting shaft 86 can be formed by fixedly connecting a compression spring between two shafts which are only connected in a sliding mode and can not rotate relatively axially, the axial telescopic function can be achieved, a first driving wheel 22 and the abutting shaft 86 are coaxial when a rotating arm 11 rotates to be perpendicular to the installation seat 81, the abutting shaft 86 is fixedly connected with a first protruding column 87 at a position, close to the edge, of one end of the abutting shaft 86, and the bottom of the shaking bin 82 is provided with a wave groove 88; the swinging mechanism comprises a copper column box 91 arranged in the swinging bin 82, a sliding groove III 92 which is in sliding connection with the first protruding column 87 is formed in one side of the copper column box 91, the copper column box 91 is driven to slide back and forth in one direction by the rotation of the abutting shaft 86 through the cooperation of the first protruding column 87 and the sliding groove III 92, a second protruding column 93 which is in sliding connection with the wave groove 88 is fixedly connected to the bottom of the copper column box 91, and the copper column box 91 slides back and forth in the other direction through the cooperation of the second protruding column 93 and the wave groove 88 when sliding back and forth; the copper pillar box 91 is provided with a plurality of through holes penetrating therethrough up and down for storing copper pillars, and the baffle 84 contacts the bottom of the copper pillar box 91 to shield the through holes.

When the rotating arm 11 rotates to be perpendicular to the installation seat 81, the servo motor 21 reverses to drive the first driving wheel 22 and the screw 23 to reverse, the screw 23 drives the telescopic block 14 to be far away from the rotating arm 11 and close to the installation seat 81 until the bearing plate 61 is inserted into the slot 83 and pushes the baffle 84 away from the lower part of the copper pillar box 91, the bearing plate 61 is located below the copper pillar box 91, meanwhile, the first driving wheel 22 in the telescopic block 14 is abutted with the abutting shaft 86 to drive the abutting shaft 86 to rotate, the abutting shaft 86 is matched with the third sliding groove 92 through the first protruding column 87 on the abutting shaft to drive the copper pillar box 91 to shake in the front-rear direction, and the second protruding column 93 at the bottom of the copper pillar box 91 is matched with the wave groove 88 when the copper pillar box 91 shakes in the front-rear direction, so that the copper pillar box 91 is conveniently driven to shake in the left-right direction and falls into a through hole of a PCB installed in the bearing plate 61.

A processing method of a PCB circuit board comprises the following steps:

s1, selecting a PCB which is drilled with a through hole and needs circuit pattern reinforcement, partitioning the circuit reinforcement pool to form an acid degreasing pool, a water washing pool, a microetching pool, a copper plating pool, an acid soaking pool and a tin plating pool, placing a copper pipe into a copper pipe installation mechanism, modulating a bearing mechanism to an initial position, wherein a rotating part is parallel to the circuit reinforcement pool in the initial position, and the circuit reinforcement pool is positioned in the rotating direction of the rotating part;

While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.

Claims

1. The utility model provides a processing equipment of PCB circuit board which characterized in that: comprises a rotating mechanism, a rotating telescopic mechanism, a transmission control mechanism, a transmission mechanism, a bearing mechanism, a circuit reinforcing pool, a copper pipe installation mechanism and a transmission belt;

the rotating mechanism comprises a rotating part and a sliding part, the rotating part is fixed in position and is in rotating connection with the outside, the sliding part is in sliding connection with the rotating part, and the sliding part slides along the rotating part;

the rotary telescopic mechanism comprises a power mechanism, and the rotary mechanism is connected with the sliding part and the rotating part and is used for driving the sliding part to slide along the rotating part in a rotating way;

the transmission control mechanism comprises a transmission wheel II, the surface of the transmission wheel II is coaxially and rotatably connected with a transmission wheel III, an abutting mechanism penetrating the transmission wheel II and being in sliding connection with the transmission wheel II is arranged on the transmission wheel II, an elastic part for applying force to the abutting mechanism in a direction far away from the transmission wheel III is arranged on the abutting mechanism, when the rotary telescopic mechanism is in a shortest state, the abutting mechanism abuts against the sliding part and the transmission wheel III, so that the transmission wheel II drives the transmission wheel III to synchronously rotate through the abutting mechanism, and the rotary telescopic mechanism drives the transmission wheel II to rotate through a transmission belt;

the transmission mechanism comprises a bidirectional ratchet mechanism and a plurality of driven gears, wherein a first chain meshed with the bidirectional ratchet mechanism is arranged on the outer sides of the bidirectional ratchet mechanism and the driven gears, a second ring of chain is arranged on the outer sides of the first chain, a plurality of gear shafts are arranged between the first chain and the second chain, the first chain and the second chain are meshed with the gear shafts and rotate in opposite directions, the transmission wheel III is connected with the bidirectional ratchet mechanism through a transmission belt, and the transmission wheel III drives the outer sides of the bidirectional ratchet mechanism to rotate unidirectionally through the transmission belt;

the bearing mechanism is used for installing and fixing the PCB, is connected with the sliding part and slides along the sliding part, and two sides of the bearing mechanism are respectively connected with the first chain and the second chain, so that the first chain and the second chain drive the bearing mechanism to slide;

the circuit reinforcement pool is arranged under the rotating mechanism, the rotating telescopic mechanism drives the bearing mechanism to be inserted into the circuit reinforcement pool and pulled out by driving the sliding part to slide, and the rotating telescopic mechanism also drives the bearing mechanism to slide by the driving belt, the driving control mechanism and the driving mechanism, so that the position of the bearing mechanism inserted into the circuit reinforcement pool is changed;

the copper pipe installation mechanism is arranged at one side of the rotation direction of the rotation mechanism, and the bearing mechanism is inserted into the copper pipe installation mechanism;

the rotating part comprises a rotating arm, and a first chute and a second chute are formed in the inner wall of the rotating arm; the rotary telescopic mechanism comprises a servo motor, the servo motor is fixedly connected inside the telescopic block, and an output shaft of the servo motor is connected with a first driving wheel;

the bearing mechanism comprises a bearing plate, wherein the bearing plate is in sliding fit with the first sliding groove, a mounting groove is formed in the bearing plate, a fixing plate for clamping the PCB in a matched manner with the mounting groove is arranged in the mounting groove in a sliding manner, and a handle for adjusting and limiting the position of the fixing plate is arranged on the surface of the bearing plate;

the processing equipment further comprises a reversing mechanism, the reversing mechanism is connected with the sliding part and slides along the sliding part, the reversing mechanism comprises a poking arm and a reversing slide rod, one end of the poking arm is connected with the bidirectional ratchet mechanism and used for controlling the outer rotating direction of the bidirectional ratchet mechanism, two ends of the reversing slide rod are in sliding connection with the sliding groove II, the positions, close to the two ends, of the bottom of the reversing slide rod are respectively fixedly connected with a lug, when the bearing mechanism moves to the stroke tail ends of the two ends, the lug is pushed to drive the reversing slide rod to move, and the reversing slide rod moves to drive the poking arm to rotate and switch the outer rotating direction of the bidirectional ratchet mechanism;

the circuit reinforcement pool comprises a total pool, a plurality of single pools are arranged in the total pool, the bearing mechanism is inserted into the single pools, and the bearing mechanism is inserted into the adjacent single pools after the position of the bearing mechanism is changed; the circuit reinforcement pool also comprises a power-on mechanism, wherein the power-on mechanism is arranged in the single pool and comprises a power supply, an anode plate connected with the anode of the power supply and a cathode reed connected with the cathode of the power supply, and the cathode reed is elastically contacted with a PCB (printed Circuit Board) fixedly arranged on a bearing mechanism inserted into the single pool;

the copper pipe installation mechanism comprises a base mechanism and a shaking mechanism, the base mechanism comprises an installation seat, a shaking bin is arranged at the top of the installation seat, a slot for inserting a bearing plate is arranged at one side of the installation seat facing the rotating mechanism, a baffle is connected to the inside of the slot in a sliding mode, a return spring III used for enabling the baffle to reset after the baffle is displaced is fixedly connected to one side of the baffle far away from the opening of the slot, an abutting shaft is connected to one side of the installation seat facing the rotating mechanism in a rotating mode, the abutting shaft is axially elastic, a transmission wheel I is coaxial with the abutting shaft when the rotating arm rotates to be perpendicular to the installation seat, the abutting shaft is in the sliding stroke of the sliding part, a protruding column I is fixedly connected to the position, close to the edge, of one end of the abutting shaft, of the shaking bin is provided with a wave groove;

the swinging mechanism comprises a copper column box arranged in the swinging bin, a sliding groove III which is in sliding connection with the protruding column I is formed in one side of the copper column box, the abutting shaft rotates to drive the copper column box to slide back and forth in one direction through the matching of the protruding column I and the sliding groove III, a protruding column II which is in sliding connection with the wave groove is fixedly connected to the bottom of the copper column box, and the copper column box slides back and forth in the other direction through the matching of the protruding column II and the wave groove when sliding back and forth;

the copper column box is internally provided with a plurality of through holes which vertically penetrate through the copper column box and are used for storing copper columns, and the baffle plate is contacted with the bottom of the copper column box to shield the through holes.

2. The processing apparatus of a PCB circuit board of claim 1, wherein: one end of the rotating arm is rotationally connected with a fixed shaft fixedly connected with the outside, and one end of the fixed shaft positioned in the rotating arm is fixedly connected with a bevel gear;

an abutting wheel I is rotatably connected in the rotating arm, one end of the abutting wheel I is provided with a bevel gear which is coaxially and fixedly connected with the abutting wheel I, and the bevel gear on the abutting wheel I is meshed with the bevel gear on the fixed shaft;

the inside of the rotating arm is provided with a cylindrical cavity with an opening at the bottom, and the middle lower part of the cylindrical cavity is provided with threads.

3. The processing apparatus of a PCB circuit board according to claim 2, wherein: the sliding part comprises a limiting slide bar which is in sliding connection with the rotating arm, and one end of the limiting slide bar is fixedly connected with a telescopic block;

the upper end of the first driving wheel is in sliding clamping connection with a screw rod which is coaxial with the first driving wheel, the screw rod is in threaded fit with threads of a cylindrical cavity of the rotating arm, a first spring is sleeved on the lower half part of the screw rod, and two ends of the first spring are fixedly connected with the screw rod and the first driving wheel respectively and are used for applying force to the screw rod to enable the screw rod to approach the first driving wheel;

the top of the screw rod is coaxially abutted with the first abutting wheel, and the screw rod is abutted with the first abutting wheel to drive the first abutting wheel to synchronously rotate.

4. A processing apparatus for a PCB according to claim 3, wherein: the first transmission wheel is in transmission fit with the second transmission wheel through a transmission belt, the abutting mechanism comprises a rotating rod coaxially and slidably connected with the second transmission wheel, one end of the rotating rod is fixedly connected with a second abutting wheel, a spring II, one end of which is fixedly connected with the rotating arm, the other end of which is fixedly connected with the rotating rod, is sleeved on the rotating rod, and the second abutting wheel abuts against the third transmission wheel and drives the third transmission wheel to rotate.

5. The processing apparatus of a PCB panel of claim 4, wherein: the winding groove is formed in the surface of the first driving wheel, the traction rope is fixedly connected in the winding groove and wound on the winding groove, one end of the traction rope is fixedly connected with the bearing plate, the first driving wheel rotates to retract the traction rope through the winding groove, and when the first driving wheel drives the bearing plate to slide through the driving belt driving control mechanism and the driving mechanism, the winding groove releases the traction rope.

6. A processing method of a PCB circuit board, applied to the processing device of a PCB circuit board according to any one of claims 1 to 5, characterized in that: the method comprises the following steps: