CN113747688B - Pressfitting apparatus for producing of circuit board - Google Patents
Pressfitting apparatus for producing of circuit board Download PDFInfo
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- CN113747688B CN113747688B CN202111059826.1A CN202111059826A CN113747688B CN 113747688 B CN113747688 B CN 113747688B CN 202111059826 A CN202111059826 A CN 202111059826A CN 113747688 B CN113747688 B CN 113747688B
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- fixedly connected
- box body
- pressing
- mounting frame
- pressing box
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The utility model provides a pressfitting apparatus for producing of circuit board, the device is including the pressfitting box, is provided with the pressfitting unit that is used for the pressfitting circuit board in the pressfitting box, and the pressfitting box is outside to the even array of centre of a circle have can to the base plate transmission unit of pressfitting unit transmission base plate and a plurality of sheet material transmission unit to the pressfitting unit transmission sheet material, and the rotatable setting of pressfitting box is on first base, and can rotate first opening towards base plate transmission unit or sheet material transmission unit. The invention can automatically complete the pressing work of the circuit board, the pressing box body can rotate to select any plate material transmission unit, materials can be conveniently and quickly changed, when the sliding door is opened upwards, the plate material stretches into the pressing box body, the blade moves downwards to cut the plate material, after the cutting is completed, when the blade moves upwards, the sliding door closes the pressing box body downwards to perform the pressing work, the actions are synchronous, the working efficiency is improved, and the waiting time is reduced.
Description
Technical Field
The invention relates to the technical field of circuit boards, in particular to a press-fit production device of a circuit board.
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 circuit boards are classified according to the number of circuit layers: the method is divided into a single panel, a double panel and a multi-layer board. Common multi-layer boards are typically 4-layer boards or 6-layer boards, and complex multi-layer boards can reach tens of layers. The manufacturing of the multilayer board is particularly complex, and the main manufacturing method is to bond and shape each inner core board and the copper foil at high temperature and high pressure through the viscosity of the prepreg by heating and pressurizing processes. The bonding is realized by interdiffusion and permeation among macromolecules on an interface, so that mutual interweaving is generated, and the discrete multi-layer plate material and the prepreg are pressed into the multi-layer plate with required layer number and thickness. In actual operation, materials such as copper foil, prepreg, inner layer plate, stainless steel, isolation plate, kraft paper and outer layer steel plate are overlapped according to technological requirements, and different materials can be used according to different product requirements.
In the prior art, the placement efficiency of the substrate and various materials is low, and the substrate and various materials are not provided with the capability of quickly replacing the materials due to the matched fixed production line, so that a pressing production device for the circuit board, which can randomly replace the materials, is needed.
Disclosure of Invention
The invention aims to provide a press-fit production device for a circuit board.
The invention aims at realizing the technical scheme that the device comprises a pressing box body, wherein a first opening is formed in the side wall of the pressing box body, a pressing unit for pressing a circuit board is arranged in the pressing box body, a substrate transmission unit capable of transmitting a substrate to the pressing unit and a plurality of plate transmission units capable of transmitting plates to the pressing unit are uniformly arranged outside the pressing box body around the circle center, the pressing box body is rotatably arranged on a first base, and the first opening can be rotated towards the substrate transmission unit or the plate transmission unit;
the bottom surface of the pressing box body is fixedly connected with a connecting column vertical to the bottom surface of the pressing box body, the other end of the connecting column is fixedly connected with a chassis, the chassis is rotatably arranged on a first base, a first motor is arranged on the first base, an output shaft of the first motor is fixedly connected with the circle center position of the bottom surface of the chassis, a second motor is arranged at the non-circle center position of the top surface of the chassis, and an output shaft of the second motor points to the bottom surface of the pressing box body and is fixedly connected with a first bevel gear and a first belt wheel;
the pressing unit comprises a first telescopic rod arranged in a pressing box body, the telescopic end of the first telescopic rod points to a first opening and is fixedly connected with a first push plate which can push a finished circuit board out of the first opening, the inner bottom surface of the pressing box body is fixedly connected with a left baffle and a right baffle which are used for limiting the position of the circuit board, the length directions of the left baffle and the right baffle are parallel to the telescopic direction of the first telescopic rod and are respectively positioned at two sides of the first push plate, a sliding door capable of sliding up and down is arranged at the first opening, a first sliding rod and a rotatable first threaded rod are further arranged in the pressing box body, the first threaded rod and the first sliding rod are perpendicular to the bottom surface of the pressing box body, one end of the sliding door is sleeved on the first threaded rod and is in threaded connection with the first threaded rod, the other end of the sliding door is sleeved on the first threaded rod in a sliding mode, and one end of the sliding door extends out of the bottom surface of the pressing box body and is fixedly connected with a first gear;
the pressing unit further comprises a blade used for cutting a plate material extending into the first opening, the blade is parallel to the sliding door, a second sliding rod and a rotatable second threaded rod are further arranged in the pressing box body, the second threaded rod and the second sliding rod are parallel to the axis of the first threaded rod, one end of the blade is sleeved on the second threaded rod and is in threaded connection with the second threaded rod, the other end of the blade is slidably sleeved on the second sliding rod, one end of the second threaded rod extends out of the bottom surface of the pressing box body and is fixedly connected with a second gear and a second belt wheel, the second gear is meshed with the first gear, and the second belt wheel can be in belt transmission with the first belt wheel;
the top surface of the pressing box body is provided with a heating element and an electric lifting column which are used for heating the inside of the pressing box body, and one end of the electric lifting column stretches into the pressing box body and is fixedly connected with a pressing plate used for pressing the circuit board.
Preferably, the sheet material transmission units comprise an upper mounting frame and a lower mounting frame, a sheet material reel and a discharging roller are rotatably arranged in the upper mounting frame, the discharging roller is parallel to the axis of the sheet material reel, the sheet material on the sheet material reel can be fed into the first opening, one end of the discharging roller penetrates through the side wall of the upper mounting frame and extends out of the upper mounting frame to be fixedly connected with a third belt pulley, the third belt pulley and a fourth belt pulley are in belt transmission, the fourth belt pulley is fixedly connected with one end of a first transmission shaft, the first transmission shaft is rotatably arranged on the side wall of the upper mounting frame, the other end of the first transmission shaft extends into the upper mounting frame to be fixedly connected with a second bevel gear, the second bevel gear is meshed with the third bevel gear, the third bevel gear is fixedly connected with one end of the second transmission shaft, the second transmission shaft is rotatably arranged on the inner bottom surface of the upper mounting frame, and the other end of the second transmission shaft points to the press-fit box body, and the fourth bevel gear which can be meshed with the first bevel gear is fixedly connected;
the upper mounting frame is characterized in that a first cylinder is fixedly connected to the bottom surface of the upper mounting frame, a first mounting blind hole is formed in the top surface of the lower mounting frame, the first cylinder can slide up and down and is located in the first mounting blind hole, a first spring is arranged on the bottom surface of the first mounting blind hole, and the other end of the first spring is in contact with the bottom surface of the first cylinder.
Preferably, the substrate transmission unit comprises a placing table, a second telescopic rod is arranged on the placing table, the telescopic end of the second telescopic rod points to the pressing box body, a second pushing plate capable of pushing the substrate to the pressing box body is fixedly connected with the second pushing plate, a first conveying belt capable of conveying the substrate to the placing table is arranged on one side of the placing table, and a second conveying belt capable of conveying the finished circuit board out of the placing table is arranged on the other side of the placing table;
the top surface of the placing table is fixedly connected with a first mounting frame, a third telescopic rod is fixedly connected to the bottom surface of the first mounting frame, the telescopic end of the third telescopic rod points to the placing table, and a rolling assembly for moving the substrate is fixedly connected.
Preferably, the rolling assembly comprises a second mounting frame fixedly connected to the telescopic end of the third telescopic rod, a first rotating shaft is rotatably mounted on the second mounting frame, the axis of the first rotating shaft is parallel to the telescopic direction of the second telescopic rod, a plurality of second mounting blind holes are formed in the outer circumferential wall of the first rotating shaft around the circle center array, the second cylinders are all slidably located in the second mounting blind holes, a second spring is sleeved on the second cylinders, one end of each second spring is fixedly connected with the second cylinders, the other end of each second spring is fixedly connected with the first rotating shaft, a third motor is further mounted on the second mounting frame, and the output shaft of the third motor is fixedly connected with one end of the first rotating shaft.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. the invention can automatically complete the circuit board pressing work, reduce the labor cost, the pressing box body can rotate to select any plate material transmission unit, any plate material is selected, the material can be conveniently and quickly changed, when the sliding door is opened upwards, the plate material stretches into the pressing box body, the blade moves downwards to cut the plate material, after the cutting is completed, when the blade moves upwards, the sliding door closes the pressing box body downwards to perform the pressing work, the actions are synchronous, the working efficiency is improved, and the waiting time is reduced.
2. When the plate scroll is not placed on the upper mounting frame of the plate conveying unit, the first spring in the lower mounting frame is released, the first cylinder is jacked up, the horizontal height of the upper mounting frame is increased, the fourth bevel gear on the upper mounting frame is not meshed with the first bevel gear on the second motor, the plate scroll can be placed or taken down through the fourth bevel gear, the plate conveying unit can work in a mode of being matched with the pressing unit in a selectable mode, and the plate scroll can be replaced conveniently.
3. After the finished circuit board is pressed, internal stress exists, follow-up processing is not facilitated, the rolling assembly can be matched with the first conveyor belt and the second conveyor belt to realize transmission work, small-amplitude vibration can be carried out on the finished circuit board on the placing table, and residual stress in the product can be eliminated through vibration.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
The drawings of the present invention are described below.
Fig. 1 is an overall schematic of the present invention.
Fig. 2 is a schematic view of a press-fit box according to the present invention.
Fig. 3 is a schematic view of a sliding door of the present invention.
Fig. 4 is a schematic view of a first pusher plate according to the present invention.
FIG. 5 is a schematic view of a platen of the present invention.
Fig. 6 is a schematic diagram of a sheet material transfer unit according to the present invention.
Fig. 7 is a schematic diagram of a substrate transfer unit according to the present invention.
FIG. 8 is a schematic view of a rolling assembly of the present invention.
In the figure: 1. pressing the box body; 2. a first opening; 3. a first base; 4. a connecting column; 5. a chassis; 6. a third motor; seventhly, a first motor; 8. a second motor; 9. a first bevel gear; 10. a first pulley; 11. a first telescopic rod; 12. a first push plate; a left baffle; 14. a right baffle; 15. a sliding door; 16. a first threaded rod; 17. a first slide bar; 18. a first gear; 19. a blade; 20. a second threaded rod; 21. a second slide bar; 22. a second gear; 23. a second pulley; 24. a heating element; 25. an electric lifting column; 26. a pressing plate; 27. an upper mounting frame; 28. a lower mounting rack; 29. a plate reel; 30. a discharging roller; 31. a third pulley; 32. a fourth pulley; 33. a first drive shaft; 34. a second bevel gear; 35. a third bevel gear; 36. a second drive shaft; 37. a fourth bevel gear; 38. a first column; 39. a first mounting blind hole; 40. a first spring; 41. a placement table; 42. a second telescopic rod; 43. a second push plate; 44. a first conveyor belt; 45. a second conveyor belt; 46. a first mounting frame; 47. a third telescopic rod; 48. a second mounting frame; 49. a first rotating shaft; 50. the second mounting blind hole; 51. a second column; 52. and a second spring.
Detailed Description
The invention is further described below with reference to the drawings and examples.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In describing embodiments of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present invention will be understood in detail by those of ordinary skill in the art.
As shown in fig. 1 to 5, a press-fit production device for circuit boards comprises a press-fit box body 1, wherein a first opening 2 is formed in the side wall of the press-fit box body 1, press-fit units for pressing the circuit boards are arranged in the press-fit box body 1, a substrate transmission unit capable of transmitting substrates to the press-fit units and a plurality of sheet transmission units capable of transmitting sheets to the press-fit units are uniformly arranged outside the press-fit box body 1 around a circle center, the press-fit box body 1 is rotatably arranged on a first base 3, and the first opening 2 can be rotated towards the substrate transmission unit or the sheet transmission unit;
the bottom surface of the pressing box body 1 is fixedly connected with a connecting column 4 vertical to the bottom surface of the pressing box body 1, the other end of the connecting column 4 is fixedly connected with a chassis 5, the chassis 5 is rotatably arranged on a first base 3, a first motor 7 is arranged on the first base 3, an output shaft of the first motor 7 is fixedly connected with the circle center position of the bottom surface of the chassis 5, a second motor 8 is arranged at the non-circle center position of the top surface of the chassis 5, and an output shaft of the second motor 8 points to the bottom surface of the pressing box body 1 and is fixedly connected with a first bevel gear 9 and a first belt pulley 10;
the pressing unit comprises a first telescopic rod 11 arranged in a pressing box body 1, the telescopic end of the first telescopic rod 11 points to a first opening 2 and is fixedly connected with a first push plate 12 capable of pushing a finished circuit board out of the first opening 2, the inner bottom surface of the pressing box body 1 is fixedly connected with a left baffle 13 and a right baffle 14 for limiting the position of the circuit board, the length directions of the left baffle 13 and the right baffle 14 are parallel to the telescopic direction of the first telescopic rod 11 and are respectively positioned at two sides of the first push plate 12, a sliding door 15 capable of sliding up and down is arranged at the first opening 2, a first sliding rod 17 and a rotatable first threaded rod 16 are also arranged in the pressing box body 1, the first threaded rod 16 and the first sliding rod 17 are both perpendicular to the bottom surface of the pressing box body 1, one end of the sliding door 15 is sleeved on the first threaded rod 16 and is in threaded connection with the first threaded rod 16, the other end of the sliding door is sleeved on the first sliding rod 17, one end of the first threaded rod 16 extends out of the bottom surface of the pressing box body 1 and is fixedly connected with a first gear 18;
the pressing unit further comprises a blade 19 for cutting the material in the first opening 2, the blade 19 is parallel to the sliding door 15, a second sliding rod 21 and a rotatable second threaded rod 20 are further arranged in the pressing box body 1, the second threaded rod 20 and the second sliding rod 21 are parallel to the axis of the first threaded rod 16, one end of the blade 19 is sleeved on the second threaded rod 20 and is in threaded connection with the second threaded rod 20, the other end of the blade 19 is slidably sleeved on the second sliding rod 21, one end of the second threaded rod 20 extends out of the bottom surface of the pressing box body 1 and is fixedly connected with a second gear 22 and a second belt pulley 23, the second gear 22 is meshed with the first gear 18, and the second belt pulley 23 can be in belt transmission with the first belt pulley 10;
the top surface of the pressing box body 1 is provided with a heating element 24 and an electric lifting column 25 for heating the inside of the pressing box body 1, and one end of the electric lifting column 25 extends into the pressing box body 1 and is fixedly connected with a pressing plate 26 for pressing a circuit board.
In the embodiment, in an initial state, a sliding door is closed, a pressing box body is in a closed state, a first motor is started to drive a chassis and the pressing box body above the chassis to rotate, a first opening can rotate to the directions of a substrate transmission unit and any plate material transmission unit, and the substrate transmission unit and the plate material transmission unit sequentially transmit a substrate and a plate material into the pressing box body for pressing a finished circuit board;
when the second motor is started, the first belt wheel on the second motor drives the second belt wheel to rotate, the second belt wheel drives the second threaded rod to rotate, the second threaded rod drives the blade to rotate, and the blade is limited by the second slide rod, so that the rotary motion is converted into lifting motion, the cutting of the plate extending into the first opening is realized, meanwhile, when the second threaded rod rotates, the second gear fixedly connected to the second threaded rod rotates to drive the first gear, the first gear drives the first threaded rod, the first threaded rod drives the sliding door to rotate, and the sliding door is limited by the first slide rod, so that the rotary motion is converted into lifting motion, and the opening and closing of the sliding door are realized;
when the sliding door is opened upwards, the plate extends into the pressing box body, the blade moves downwards to cut the plate, after the cutting is completed, the blade moves upwards, the sliding door closes the pressing box body downwards to perform pressing work, the actions are synchronous, the working efficiency is improved, and the waiting time is reduced;
after the first motor drives the turntable to rotate, the first bevel gear on the second motor can be in power connection with any plate material transmission unit, then the plate material transmission unit sends plate materials into the pressing box body, the left baffle plate and the right baffle plate can position the sent plate materials, the heating element heats the pressing box body, the pressing plate presses a plurality of plate materials and the base plate together, after the pressing is completed, the first telescopic rod stretches out to push the first push plate, the finished circuit board is pushed out of the pressing box body, and the pressing work is completed.
As shown in fig. 6, the sheet material conveying units comprise an upper mounting frame 27 and a lower mounting frame 28, a sheet material reel 29 and a discharging roller 30 are rotatably mounted in the upper mounting frame 27, the discharging roller 30 is parallel to the axis of the sheet material reel 29, and can convey the sheet material on the sheet material reel 29 into the first opening 2, one end of the discharging roller 30 passes through the side wall of the upper mounting frame 27, extends out of the upper mounting frame 27 and is fixedly connected with a third belt wheel 31, the third belt wheel 31 is in belt transmission with a fourth belt wheel 32, the fourth belt wheel 32 is fixedly connected with one end of a first transmission shaft 33, the first transmission shaft 33 is rotatably mounted on the side wall of the upper mounting frame 27, the other end extends into the upper mounting frame 27 and is fixedly connected with a second bevel gear 34, the second bevel gear 34 is meshed with a third bevel gear 35, the third bevel gear 35 is fixedly connected with one end of a second transmission shaft 36, the second transmission shaft 36 is rotatably mounted on the inner bottom surface of the upper mounting frame 27, and the other end of the second transmission shaft 36 is directed towards the press-fit box 1, and is fixedly connected with a fourth bevel gear 37 which can be meshed with the first bevel gear 9;
the bottom surface of the upper mounting frame 27 is fixedly connected with a first column body 38, a first mounting blind hole 39 is formed in the top surface of the lower mounting frame 28, the first column body 38 can slide up and down and is positioned in the first mounting blind hole 39, a first spring 40 is arranged on the bottom surface of the first mounting blind hole 39, and the other end of the first spring 40 is in contact with the bottom surface of the first column body 38.
According to the embodiment, when the plate scroll is not placed on the upper mounting frame of the plate conveying unit, the first spring in the lower mounting frame is released to jack up the first column, the horizontal height of the upper mounting frame is increased, the fourth bevel gear on the upper mounting frame is not meshed with the first bevel gear on the second motor, the plate scroll can be placed or taken down, the plate conveying unit can be optionally matched with the pressing unit to work, and the plate scroll can be conveniently replaced;
if place the sheet material spool on the last mounting bracket, first spring is compressed by weight, goes up the mounting bracket horizontal height decline, goes up the fourth bevel gear meshing on the mounting bracket and the second motor, and the fourth bevel gear drives third bevel gear, and third bevel gear drives second bevel gear, and the second bevel gear drives the fourth band pulley, and the fourth band pulley drives the third band pulley, and the third band pulley drives ejection of compact roller bearing, and ejection of compact roller bearing rolls the sheet material on the sheet material spool, sends into the pressfitting box in.
As shown in fig. 8, the substrate conveying unit includes a placement table 41, a second telescopic rod 42 is installed on the placement table 41, a telescopic end of the second telescopic rod 42 points to the press-fit box 1, and a second push plate 43 capable of pushing the substrate to the press-fit box 1 is fixedly connected, a first conveyor belt 44 capable of conveying the substrate to the placement table 41 is provided on one side of the placement table 41, and a second conveyor belt 45 capable of conveying the finished circuit board from the placement table 41 is provided on the opposite side;
the top surface of the placing table 41 is fixedly connected with a first mounting frame 46, a third telescopic rod 47 is fixedly connected to the bottom surface of the first mounting frame 46, the telescopic end of the third telescopic rod 47 points to the placing table 41, and a rolling assembly for moving the substrate is fixedly connected.
In the embodiment, the first conveyor belt conveys the substrate into the placing table, the second telescopic rod on the placing table drives the second pushing plate to push the substrate into the pressing box body, after pressing is completed, the finished circuit board is pushed out by the first pushing plate, and the second conveyor belt conveys the finished circuit board out of the placing table; during the in-and-out process, the substrate and the position of the substrate are often not opposite to the inlet of the pressing box body, so that the rolling assembly is required to move the substrate on the placing table in a small range.
As shown in fig. 8, the rolling assembly includes a second mounting frame 48 fixedly connected to the telescopic end of the third telescopic rod 47, a first rotating shaft 49 is rotatably mounted on the second mounting frame 48, the axis line of the first rotating shaft 49 is parallel to the telescopic direction of the second telescopic rod 42, a plurality of second mounting blind holes 50 are formed on the circumferential outer wall of the first rotating shaft 49 around the circle center array, the second cylinder 51 is slidably positioned in the second mounting blind holes 50, a second spring 52 is sleeved on the second cylinder 51, one end of the second spring 52 is fixedly connected with the second cylinder 51, the other end of the second spring 52 is fixedly connected with the first rotating shaft 49, a third motor 6 is further mounted on the second mounting frame 48, and the output shaft of the third motor 6 is fixedly connected with one end of the first rotating shaft 49.
In this embodiment, when the first conveyor belt conveys the substrate into the placement table, the substrate cannot be conveyed into the center of the placement table completely, the second telescopic rod descends, the third motor drives the first rotating shaft to rotate, and the first rotating shaft drives the second column to stir the substrate towards the center of the placement table;
when the finished circuit board is pressed, the first pushing plate sends out the pressed box body, and the second driving belt cannot directly take off the finished circuit board when the finished circuit board is sent to the placing table, the second telescopic rod descends, the third motor drives the first rotating shaft to rotate, and the first rotating shaft drives the second cylinder to stir the finished circuit board to the direction of the second driving belt;
and after the finished circuit board is pressed at a high temperature, internal residual stress exists, which may cause edge curling, is unfavorable for subsequent processing, the second telescopic rod descends, the second spring on the second cylinder can vibrate and knock the finished circuit board by a small margin, and the vibration can eliminate the internal residual stress of the product.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (1)
1. The device is characterized by comprising a pressing box body (1), wherein a first opening (2) is formed in the side wall of the pressing box body (1), pressing units used for pressing the circuit board are arranged in the pressing box body (1), substrate transmission units capable of transmitting substrates to the pressing units and a plurality of sheet material transmission units capable of transmitting sheets to the pressing units are uniformly arranged outside the pressing box body (1) around the circle center, and the pressing box body (1) is rotatably arranged on a first base (3) and can rotate the first opening (2) towards the substrate transmission units or the sheet material transmission units;
the bottom surface of the pressing box body (1) is fixedly connected with a connecting column (4) perpendicular to the bottom surface of the pressing box body (1), the other end of the connecting column (4) is fixedly connected with a chassis (5), the chassis (5) is rotatably arranged on a first base (3), a first motor (7) is arranged on the first base (3), an output shaft of the first motor (7) is fixedly connected with the center position of the bottom surface of the chassis (5), a second motor (8) is arranged at the non-center position of the top surface of the chassis (5), and an output shaft of the second motor (8) points to the bottom surface of the pressing box body (1) and is fixedly connected with a first bevel gear (9) and a first belt wheel (10);
the pressing unit comprises a first telescopic rod (11) arranged in a pressing box body (1), a telescopic end of the first telescopic rod (11) points to a first opening (2) and is fixedly connected with a first push plate (12) capable of pushing a finished circuit board out of the first opening (2), a left baffle (13) and a right baffle (14) which are used for limiting the position of the circuit board are fixedly connected to the inner bottom surface of the pressing box body (1), the length direction of the left baffle (13) and the length direction of the right baffle (14) are parallel to the telescopic direction of the first telescopic rod (11) and are respectively positioned at two sides of the first push plate (12), a sliding door (15) capable of sliding up and down is arranged at the first opening (2), a first sliding rod (17) and a first rotatable threaded rod (16) are further arranged in the pressing box body (1), one end of the sliding door (15) is sleeved on the first threaded rod (16) and is in threaded connection with the other end of the first threaded rod (16), and the first threaded rod (16) is sleeved on the first threaded rod (16) and is fixedly connected to the first bottom surface (18) of the pressing box body;
the pressing unit further comprises a blade (19) used for cutting a plate material extending into the first opening (2), the blade (19) is parallel to the sliding door (15), a second sliding rod (21) and a rotatable second threaded rod (20) are further arranged in the pressing box body (1), the second threaded rod (20) and the second sliding rod (21) are both parallel to the axis of the first threaded rod (16), one end of the blade (19) is sleeved on the second threaded rod (20) and is in threaded connection with the second threaded rod (20), the other end of the blade is slidably sleeved on the second sliding rod (21), one end of the second threaded rod (20) extends out of the bottom surface of the pressing box body (1) and is fixedly connected with a second gear (22) and a second belt wheel (23), the second gear (22) is meshed with the first gear (18), and the second belt wheel (23) can be in belt transmission with the first belt wheel (10);
the top surface of the pressing box body (1) is provided with a heating element (24) and an electric lifting column (25) which are used for heating the inside of the pressing box body (1), and one end of the electric lifting column (25) extends into the pressing box body (1) and is fixedly connected with a pressing plate (26) used for pressing a circuit board;
the sheet material transmission unit comprises an upper mounting frame (27) and a lower mounting frame (28), a sheet material scroll (29) and a discharging roller (30) are rotatably arranged in the upper mounting frame (27), the discharging roller (30) is parallel to the axis of the sheet material scroll (29), a sheet material on the sheet material scroll (29) can be fed into the first opening (2), one end of the discharging roller (30) penetrates through the side wall of the upper mounting frame (27) to extend out of the upper mounting frame (27) and fixedly connected with a third belt wheel (31), the third belt wheel (31) is in belt transmission with a fourth belt wheel (32), the fourth belt wheel (32) is fixedly connected with one end of a first transmission shaft (33), the first transmission shaft (33) is rotatably arranged on the side wall of the upper mounting frame (27), the other end of the first transmission shaft (33) extends into the upper mounting frame (27) to be fixedly connected with a second bevel gear (34), the second bevel gear (34) is meshed with a third bevel gear (35), one end of the third bevel gear (35) is fixedly connected with a second transmission shaft (36), the second transmission shaft (36) is rotatably arranged on the inner side surface of the upper mounting frame (27), and the other end of the second bevel gear (36) is fixedly connected with a fourth bevel gear (9) in a direction of a press box (9);
the bottom surface of the upper mounting frame (27) is fixedly connected with a first column body (38), a first mounting blind hole (39) is formed in the top surface of the lower mounting frame (28), the first column body (38) can slide up and down and is positioned in the first mounting blind hole (39), a first spring (40) is arranged on the bottom surface of the first mounting blind hole (39), and the other end of the first spring (40) is in contact with the bottom surface of the first column body (38);
the substrate transmission unit comprises a placing table (41), a second telescopic rod (42) is arranged on the placing table (41), the telescopic end of the second telescopic rod (42) points to the pressing box body (1), a second pushing plate (43) capable of pushing the substrate to the pressing box body (1) is fixedly connected, a first conveying belt (44) capable of conveying the substrate to the placing table (41) is arranged on one side of the placing table (41), and a second conveying belt (45) capable of conveying the finished circuit board from the placing table (41) is arranged on the other opposite side of the placing table;
the top surface of the placing table (41) is fixedly connected with a first mounting frame (46), the bottom surface of the first mounting frame (46) is fixedly connected with a third telescopic rod (47), the telescopic end of the third telescopic rod (47) points to the placing table (41), and a rolling assembly for moving a substrate is fixedly connected;
the rolling assembly comprises a second mounting frame (48) fixedly connected to the telescopic end of a third telescopic rod (47), a first rotating shaft (49) is rotatably mounted on the second mounting frame (48), the axial lead of the first rotating shaft (49) is parallel to the telescopic direction of the second telescopic rod (42), a plurality of second mounting blind holes (50) are formed in the circumferential outer wall of the first rotating shaft (49) around a circle center array, the second cylinder (51) is slidably positioned in the second mounting blind holes (50), a second spring (52) is sleeved on the second cylinder (51), one end of the second spring (52) is fixedly connected with the second cylinder (51), the other end of the second spring is fixedly connected with the first rotating shaft (49), a third motor (6) is further mounted on the second mounting frame (48), and the output shaft of the third motor (6) is fixedly connected with one end of the first rotating shaft (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111059826.1A CN113747688B (en) | 2021-09-10 | 2021-09-10 | Pressfitting apparatus for producing of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111059826.1A CN113747688B (en) | 2021-09-10 | 2021-09-10 | Pressfitting apparatus for producing of circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113747688A CN113747688A (en) | 2021-12-03 |
| CN113747688B true CN113747688B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111059826.1A Active CN113747688B (en) | 2021-09-10 | 2021-09-10 | Pressfitting apparatus for producing of circuit board |
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| CN (1) | CN113747688B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529284A (en) * | 2010-12-23 | 2012-07-04 | 富葵精密组件(深圳)有限公司 | Press fit device and circuit board press-fit method using same |
| CN208572584U (en) * | 2018-07-21 | 2019-03-01 | 南昌明高科技有限公司 | A kind of Rigid Flex auxiliary pressiing device |
| CN210210642U (en) * | 2019-07-09 | 2020-03-31 | 温州市永利电子有限公司 | Cutting mechanism is used in circuit board production |
| CN112291934A (en) * | 2020-10-20 | 2021-01-29 | 谷东虎 | Board splitting mechanism and board splitting method of PCB |
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| CN113747688A (en) | 2021-12-03 |
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Effective date of registration: 20230321 Address after: 362000 Qianyang Park, Shuangyang overseas Chinese Economic Development Zone, Luojiang District, Quanzhou City, Fujian Province Applicant after: QUANZHOU JINTIAN ELECTRONIC CIRCUIT BOARD Co.,Ltd. Address before: 310000 1f, No. 66, Qingjiang Road, Shangcheng District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou weileideng Technology Co.,Ltd. |
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