CN119629875B - Flexible circuit board printing machine - Google Patents

Flexible circuit board printing machine Download PDF

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Publication number
CN119629875B
CN119629875B CN202510147331.6A CN202510147331A CN119629875B CN 119629875 B CN119629875 B CN 119629875B CN 202510147331 A CN202510147331 A CN 202510147331A CN 119629875 B CN119629875 B CN 119629875B
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CN
China
Prior art keywords
unit
seat
slide rail
fixedly connected
circuit board
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202510147331.6A
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Chinese (zh)
Other versions
CN119629875A (en
Inventor
高志军
石宗耀
王志刚
苗国霞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gu'an Keyu Xinpeng Automation Control Equipment Co ltd
Original Assignee
Gu'an Keyu Xinpeng Automation Control Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gu'an Keyu Xinpeng Automation Control Equipment Co ltd filed Critical Gu'an Keyu Xinpeng Automation Control Equipment Co ltd
Priority to CN202510147331.6A priority Critical patent/CN119629875B/en
Publication of CN119629875A publication Critical patent/CN119629875A/en
Application granted granted Critical
Publication of CN119629875B publication Critical patent/CN119629875B/en
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Classifications

    • 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
    • H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
    • H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
    • H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F15/00—Screen printers
    • B41F15/08—Machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F15/00—Screen printers
    • B41F15/14—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F15/00—Screen printers
    • B41F15/14—Details
    • B41F15/16—Printing tables
    • B41F15/18—Supports for workpieces
    • B41F15/20—Supports for workpieces with suction-operated elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F15/00—Screen printers
    • B41F15/14—Details
    • B41F15/34—Screens, Frames; Holders therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/002—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing cleaning devices for sheets or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/02—Arrangements of indicating devices, e.g. counters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2215/00—Screen printing machines
    • B41P2215/10—Screen printing machines characterised by their constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2215/00—Screen printing machines
    • B41P2215/50—Screen printing machines for particular purposes
    • 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
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/01—Tools for processing; Objects used during processing
    • H05K2203/0195—Tool for a process not provided for in H05K3/00, e.g. tool for handling objects using suction, for deforming objects, for applying local pressure

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Screen Printers (AREA)

Abstract

本发明提供了一种柔性线路板印刷机，属于柔性线路板印刷的技术领域，包括适用于卷料的机体，所述机体具有网版和设于所述网版上方的印刷单元，还包括牵拉单元和吸附单元；所述牵拉单元设于所述机体的前方，并用于带动所述卷料间歇式前进；所述吸附单元设于所述网版下方；所述吸附单元包括吸附平台和与所述吸附平台连通的换气部，所述吸附平台与所述网版之间设有供所述卷料通过的间隙；所述换气部具有抽气和送气两种工作状态；其中，所述牵拉单元带动所述卷料前进时，所述换气部送气，使得所述吸附平台与所述卷料分离；所述印刷单元印刷时，所述牵拉单元停止牵拉，所述换气部抽气，使得所述吸附平台与所述卷料吸附固定。本发明提高了印刷精度。

The present invention provides a flexible circuit board printer, belonging to the technical field of flexible circuit board printing, comprising a body suitable for coiled material, the body having a screen and a printing unit arranged above the screen, and also comprising a pulling unit and an adsorption unit; the pulling unit is arranged in front of the body and is used to drive the coiled material to advance intermittently; the adsorption unit is arranged below the screen; the adsorption unit comprises an adsorption platform and a ventilation part connected to the adsorption platform, a gap is arranged between the adsorption platform and the screen for the coiled material to pass through; the ventilation part has two working states of exhaustion and air supply; wherein, when the pulling unit drives the coiled material to advance, the ventilation part supplies air so that the adsorption platform is separated from the coiled material; when the printing unit prints, the pulling unit stops pulling, and the ventilation part exhausts air so that the adsorption platform is adsorbed and fixed to the coiled material. The present invention improves printing accuracy.

Description

Flexible circuit board printer
Technical Field
The invention belongs to the technical field of flexible circuit board printing, and particularly relates to a flexible circuit board printing machine.
Background
The flexible circuit board printer prints ink, conductive paste and other materials to the appointed position of the flexible circuit board precisely by screen printing technology to form the required circuit pattern, characters, symbols and the like. The flexible printed circuit board is widely applied to the fields of electronics, communication, medical treatment, automobiles and the like, and is indispensable equipment in the manufacturing process of the flexible printed circuit board.
The flexible circuit board is flexible material and is easy to deform, and if the flexible circuit board deforms in the printing process, the circuit parts which should be isolated originally are contacted with each other to cause short circuit, or the circuit parts which should be connected originally are disconnected to cause disconnection, so that the defect of low printing precision exists.
Disclosure of Invention
The embodiment of the invention provides a flexible circuit board printer, which aims to solve the technical problem of low printing precision.
In order to achieve the above purpose, the invention adopts the technical scheme that the flexible circuit board printer is provided with a machine body suitable for coil stock, wherein the machine body is provided with a screen plate and a printing unit arranged above the screen plate, and the flexible circuit board printer further comprises:
The traction unit is arranged in front of the machine body and is used for driving the coil stock to intermittently advance;
The adsorption unit comprises an adsorption platform and a ventilation part communicated with the adsorption platform, a gap for the coiled material to pass through is arranged between the adsorption platform and the screen, and the ventilation part has two working states of air suction and air supply;
when the traction unit drives the coil stock to advance, the ventilation part supplies air, so that the adsorption platform is separated from the coil stock; when the printing unit prints, the traction unit stops traction, and the ventilation part pumps air, so that the adsorption platform and the coil stock are adsorbed and fixed.
In one possible mode, the screen printing machine further comprises two independent positioning units, wherein the two independent positioning units are respectively arranged at the front end and the rear end of the screen printing plate;
the independent positioning unit comprises:
The first sliding rail is connected with the machine body;
The two moving seats are arranged, the two moving seats are connected to the first sliding rail in a sliding manner along the left-right direction, and the moving seats are detachably connected with the first sliding rail and can be fixed at preset positions on the first sliding rail;
The clamping seats are in one-to-one correspondence with the movable seats and fixedly connected to the movable seats, a placing groove for the screen plate to extend in is formed in one side, deviating from the movable seats, of each clamping seat, and a clamping part for fixing the screen plate with the clamping seats is arranged in each placing groove.
In a possible mode, a base is fixedly connected to one side of the machine body, and a distance adjusting unit which corresponds to the independent positioning units one by one is arranged on one side of the base, facing the screen;
the pitch adjustment unit includes:
A movable arm slidably connected to the base in the front-rear direction;
the interval lead screw is rotationally connected with the base around the central axis of the interval lead screw and is in threaded connection with the movable arm.
In one possible manner, an integral positioning unit is disposed below each of the moving arms, and the integral positioning unit includes:
The second sliding rail is connected with the movable arm, is arranged along the left-right direction and is in sliding connection with the first sliding rail along the left-right direction;
The sliding seat is fixedly connected with the second sliding rail;
the sliding block is connected with the sliding seat in a sliding manner along the left-right direction and fixedly connected with the first sliding rail;
the adjusting seat is fixedly connected to the top surface of the sliding seat;
The length of the adjusting piece is telescopic along the left-right direction, the movable end of the adjusting piece is propped against the outer wall of the adjusting seat, and the fixed end of the adjusting piece is fixedly connected with the sliding block;
The elastic piece is fixedly connected between the sliding block and the second sliding rail and has pretightening force for enabling the adjusting seat to move towards the position close to the adjusting piece.
In one possible manner, the lifting device further comprises a lifting unit, the lifting unit comprising:
The lifting shaft is connected with the movable arm in a sliding manner along the vertical direction, and the bottom end of the lifting shaft is fixedly connected with the second sliding rail;
The lifting screw rod is rotationally connected with the movable arm around the central axis of the lifting screw rod and is in threaded connection with the lifting shaft;
The first power piece is fixedly connected to the movable arm and is in transmission connection with the lifting screw rod;
the guide assembly is telescopic along the length of the vertical direction and is fixedly arranged between the second sliding rail and the movable arm.
In one possible mode, the first sliding rail is detachably connected with the second sliding rail and is fixed at a preset position on the second sliding rail, and the flexible circuit board printer further comprises a deviation rectifying unit;
The deviation rectifying unit comprises:
the deviation correcting screw rod is in threaded connection with the second sliding rail;
the second power piece is fixedly connected with the first sliding rail and is in transmission connection with the deviation correcting screw rod;
The deviation correcting sensor is fixedly connected with the sliding seat and is in communication connection with the second power piece, and the deviation correcting sensor is used for monitoring the edge position of the coiled material.
In one possible manner, the rear end of the machine body is provided with a dust removing unit, and the dust removing unit includes:
The two dust removing rollers are arranged in the front-back direction and are rotationally connected to the machine body around the central axis of the dust removing rollers, the axial direction of the dust removing rollers is parallel to the left-right direction, and the two dust removing rollers have height differences;
the first driving piece is in transmission connection with the dust removing roller.
In one possible manner, the dust removing unit further includes:
the dust-sticking rollers are in one-to-one correspondence with the dust-removing rollers and are rotationally connected with the machine body around the central axis of the dust-sticking rollers, and the dust-sticking rollers are detachably connected with the machine body;
The dust adhering rolls are in one-to-one correspondence with the dust adhering rolls and are sleeved on the periphery of the dust adhering rolls, and the dust adhering rolls are detachably connected and fixed with the dust adhering rolls;
and the second driving piece is in transmission connection with the dust adhering roller.
In one possible way, the pulling unit comprises:
The power assembly is used for pulling the coil stock to move forwards;
the mounting seat is arranged above the machine body;
The interval control sensor is fixedly connected with the mounting seat, is in communication connection with the power assembly and is used for monitoring the advancing distance of the coil stock;
And the moving assembly drives the mounting seat to move so that the interval control sensor corresponds to the coil stock.
In one possible manner, the machine body rear side is provided with a positioning unit, the positioning unit includes:
the support plate is fixedly connected with the machine body and is obliquely arranged from front to back;
the pressing strips are provided with a plurality of pressing strips and are sequentially arranged at intervals along the front-back direction;
the telescopic piece is telescopic along the direction perpendicular to the plate surface of the supporting plate, the length of the telescopic piece along the direction perpendicular to the inclination direction of the supporting plate is telescopic, the fixed end of the telescopic piece is fixedly connected with the supporting plate, and the movable end of the telescopic piece is fixedly connected with the end part of the pressing strip;
the telescopic pieces are in one-to-one correspondence with the pressing strips, or one pressing strip corresponds to at least two telescopic pieces.
Compared with the prior art, the flexible circuit board printing machine provided by the invention has the advantages that:
When the printing unit prints, the coil stock stops moving, and the coil stock is absorbed by the absorbing platform completely at the moment, so that the coil stock is spread smoothly, the flexible circuit board can not deform in the printing process, and the printing precision is improved.
Drawings
FIG. 1 is a schematic view of a flexible circuit board printer according to an embodiment of the present invention;
FIG. 2 is an exploded view showing the structure of an adsorption unit according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a structure showing the positions of an independent positioning unit and a spacing adjustment unit according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of a portion A of FIG. 3;
FIG. 5 is a partially enlarged schematic illustration of portion B of FIG. 3;
FIG. 6 is a schematic diagram of a structure of an integral positioning unit according to an embodiment of the present invention;
FIG. 7 is a schematic view of a structure showing the positions of a slider and an elastic member according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a deviation rectifying unit and a lifting unit according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram showing the position of a lifting screw according to an embodiment of the present invention;
Fig. 10 is a schematic structural diagram of a dust removing unit and a positioning unit according to an embodiment of the present invention;
FIG. 11 is an enlarged partial schematic view of portion C of FIG. 10;
FIG. 12 is a schematic diagram of a mobile component according to an embodiment of the present invention;
Fig. 13 is a partially enlarged schematic view of the portion D in fig. 12.
Reference numerals illustrate:
10. the machine body, 101, the base, 1011, the guide rail;
20. Pulling unit, 201, power component, 202, mounting seat, 2021, protruding block, 203, rotating block, 2031, cylindrical seat, 2031, square seat, 204, clamping block, 2041, locking piece, 205, moving roller, 2051, front seat, 20511, chute, 20512, hand button, 20513, moving screw, 2052, back seat;
30. Adsorption units 301, top plates 3011, adsorption holes 302, bottom plates 303, air cavities 3031 and raised strips;
40. The device comprises an independent positioning unit, a first sliding rail, a 4011, a connecting plate, a 402, a movable seat, a 403, a clamping seat, a 4031, a placing groove, a 4032, a clamping piece, a 4033 and a clamping piece;
50. A pitch adjustment unit; 501, a movable arm, 5011, a guide holder, 502, a spacing screw, 5021 and a hand wheel;
60. The device comprises an integral positioning unit, a second sliding rail, 602, a sliding seat, 6021, a micrometer bracket, 603, a sliding block, 6031, a storage cavity, 604, an adjusting seat, 6041, an adjusting pad, 605 and an adjusting piece;
70. a slide rail bracket; 701, a sensor bracket 702, a nut seat;
80. Lifting unit 801, lifting shaft 802, lifting screw 803, first power piece 804, locking block 805, guide bar;
90. The device comprises a correction unit, a correction screw, a second power piece and a correction control unit, wherein the correction screw is 901;
100. Dust removing unit 1001, dust removing roller 1002, dust adhering roller;
110. positioning unit 1101, supporting plate 1102, pressing bar 1103 and telescopic piece.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 13, a flexible circuit board printer according to the present invention will be described. The flexible circuit board printer is suitable for a machine body 10 of a coil stock, the machine body 10 is provided with a screen plate (not shown) and a printing unit arranged above the screen plate, the flexible circuit board printer further comprises a traction unit 20 and an adsorption unit 30, the traction unit 20 is arranged in front of the machine body 10 and is used for driving the coil stock to intermittently advance, the adsorption unit 30 is arranged below the screen plate, the adsorption unit 30 comprises an adsorption platform and a ventilation part (not shown) communicated with the adsorption platform, a gap for the coil stock to pass through is arranged between the screen plate and the adsorption platform, and the ventilation part has two working states of air suction and air supply.
When the drawing unit 20 drives the coil stock to advance, the air exchanging part supplies air to separate the adsorption platform from the coil stock, and when the printing unit prints, the drawing unit 20 stops drawing, and the air exchanging part pumps air to adsorb and fix the adsorption platform and the coil stock.
It should be noted that the printing unit is an existing printing structure, and the present application is not described in detail.
Compared with the prior art, the flexible circuit board printing machine provided by the embodiment has the following advantages:
when the traction unit 20 pulls the rewinding material to advance, the adsorption platform is separated from the winding material, and when the printing unit prints, the winding material stops moving, and at the moment, the winding material is completely adsorbed by the adsorption platform, so that the winding material is flatly spread, the flexible circuit board cannot be deformed in the printing process, and the printing precision is improved.
In some embodiments, referring to fig. 2, the adsorption platform includes a top plate 301, a bottom plate 302 fixedly connected below the top plate 301, and an air cavity 303 disposed between the top plate 301 and the bottom plate 302, where a plurality of ribs 3031 are disposed in the air cavity 303 to form a row, and a plurality of rows are disposed in the front-rear direction, where the ribs 3031 may be fixedly connected to the top plate 301, and the ribs 3031 may also be fixedly connected to the bottom plate 302.
Specifically, the top surface of the top plate 301 is provided with a plurality of adsorption holes 3011 communicating with the air chamber 303, and an air pumping part (not shown) is fixedly mounted on the bottom wall of the bottom plate 302, and the air pumping part may be an air pump, and the air pump communicates with the air chamber 303.
By arranging the shunt grooves, when the air pump is pumping and supplying air, the air at each point in the air cavity 303 is uniformly increased or decreased, and the uniformity of adsorption and separation of coiled materials by each point of the adsorption platform is improved.
In some embodiments, referring to fig. 3 and 4, the flexible circuit board printer further includes two independent positioning units 40, where the two independent positioning units 40 are respectively disposed at front and rear ends of the screen, the independent positioning units 40 include a first sliding rail 401, a moving seat 402 and a clamping seat 403, the first sliding rail 401 is connected with the machine body 10, the moving seat 402 is provided with two moving seats 402, both moving seats 402 are slidably connected with the first sliding rail 401 in a left-right direction, the moving seat 402 is detachably connected with the first sliding rail 401 and can be fixed at a preset position on the first sliding rail 401, the clamping seats 403 are in one-to-one correspondence with the moving seats 402 and are fixedly connected with the moving seat 402, a placing groove 4031 into which the screen is stretched is disposed at one side of the clamping seat 403 away from the moving seat 402, and a clamping portion for fixing the screen with the clamping seat 403 is disposed in the placing groove 4031.
Specifically, a top wall of the clamping seat 403 is provided with a clamping piece 4032, the clamping piece 4032 is telescopic in length along the vertical direction, a fixed end of the clamping piece 4032 is fixedly connected with the clamping seat 403, a movable end of the clamping piece 4032 penetrates through the clamping seat 403 to extend into the placing groove 4031, and a clamping piece 4033 forming a clamping part is fixedly connected to the end part of the movable end of the clamping piece 4032.
The clamping member 4032 may be a telescopic cylinder, an electric cylinder, or a hydraulic cylinder.
After the clamping piece 4032 is started to extend downwards to enable the clamping piece 4033 to abut against the edge of the screen, and the screen and the clamping seat 403 are fixed, a worker can move the positions of the two moving seats 402 along the first sliding rail 401, so that screens with different widths can be clamped.
In some embodiments, referring to fig. 3 and 5, a base 101 is fixedly connected to one side of a machine body 10, a spacing adjusting unit 50 corresponding to the independent positioning units 40 one by one is arranged on one side, facing towards the screen, of the base 101, the spacing adjusting unit 50 comprises a moving arm 501 and a spacing screw 502, the moving arm 501 is slidingly connected to the base 101 along the front-back direction, and the spacing screw 502 is rotationally connected to the base 101 around the central axis of the spacing screw 502 and is in threaded connection with the moving arm 501.
Specifically, a guide track 1011 is fixed on the side of the base 101 facing the moving arm 501, a guide seat 5011 slidably adapted to the first guide track 1011 is fixed on the side of the moving arm 501 near the base 101, and a hand wheel 5021 is fixed on one end of the pitch screw 502.
The staff rotates the hand wheel 5021 to drive the interval screw 502 to rotate, so that the movable arms 501 drive the guide bases 5011 to slide along the guide tracks 1011, and therefore the interval between the two movable arms 501 can be adjusted, and the screens with different lengths can be adapted.
In some embodiments, referring to fig. 3, 6 and 7, an integral positioning unit 60 is disposed below each moving arm 501, where the integral positioning unit 60 includes a second sliding rail 601, a sliding seat 602, a sliding block 603, an adjusting seat 604 and an adjusting member 605, the second sliding rail 601 is connected to the moving arm 501, the second sliding rail 601 is disposed along a left-right direction, the second sliding rail 601 is slidingly connected to the first sliding rail 401 along the left-right direction, the sliding seat 602 is fixedly connected to the second sliding rail 601, the sliding block 603 is slidingly connected to the sliding seat 602 along the left-right direction and fixedly connected to the first sliding rail 401, the adjusting seat 604 is fixedly connected to the top surface of the sliding seat 602, the adjusting member 605 is telescopic along the left-right direction, the movable end of the adjusting member 605 is abutted to the outer wall of the adjusting seat 604, the fixed end of the adjusting member 605 is fixedly connected to the sliding block 603, and the elastic member is fixedly connected between the sliding block 603 and the second sliding rail 601, and has a pre-tightening force for moving the adjusting seat 604 toward the adjusting member 605.
Specifically, a sliding rail bracket 70 is disposed below the moving arm 501, the sliding rail bracket 70 is L-shaped, and the second sliding rail 601 is fixedly disposed in the sliding rail bracket 70.
Specifically, the sensor support 701 has been set firmly to slide rail support 70 outer wall, the slide 602 rigid coupling is in sensor support 701, micrometer support 6021 has been set firmly to the top surface of slide 602, the stiff end rigid coupling of regulating part 605 is in micrometer support 6021, set firmly connecting plate 4011 between micrometer support 6021 and the first slide rail 401, slider 603 top surface and connecting plate 4011 diapire rigid coupling, micrometer support 6021 deviates from sensor support 701 one side is located to adjusting seat 604, adjusting pad 6041 has been set firmly towards micrometer support 6021 one side to adjusting seat 604, regulating part 605 can be the micrometer, the loose end butt of micrometer is in the regulating pad, slider 603 is equipped with towards sensor support 701 one side and accomodates chamber 6031, the elastic component is set firmly between accomodate chamber 6031 inner wall and the sensor.
The staff makes the movable end of the adjusting piece 605 extend, the micrometer support 6021 moves in the direction away from the adjusting seat 604, the micrometer support 6021 drives the sliding block 603 to stretch the elastic piece, the staff makes the movable end of the adjusting piece 605 retract, the elastic piece releases the elastic force, and the sliding block 603 moves in the direction close to the adjusting seat 604 through the connecting plate 4011.
When the micrometer support 6021 approaches to or departs from the adjusting seat 604, the micrometer support 6021 drives the first slide rail 401 to slide along the second slide rail 601 through the connecting plate 4011, thereby integrally moving the position of the independent position adjusting unit 40.
In some embodiments, referring to fig. 8 and 9, the flexible circuit board printer further includes a lifting unit 80, where the lifting unit 80 includes a lifting shaft 801, a lifting screw 802, a first power member 803, and a guide assembly, the lifting shaft 801 is slidably connected with the moving arm 501 in a vertical direction, a bottom end of the lifting shaft 801 is fixedly connected with the second sliding rail 601, the lifting screw 802 is rotatably connected with the moving arm 501 around a central axis thereof, the lifting screw 802 is in threaded connection with the lifting shaft 801, the first power member 803 is fixedly connected with the moving arm 501 and is in transmission connection with the lifting screw 802, and the guide assembly is telescopic in length in a vertical direction and is fixedly arranged between the second sliding rail 601 and the moving arm 501.
Specifically, the bottom end of the lifting shaft 801 is fixedly connected with the top surface of the sliding rail bracket 70, the guide assembly comprises a locking block 804 and a guide rod 805, the locking block 804 is fixedly arranged on the top surface of the sliding rail bracket 70, a sliding cavity is arranged on the top surface of the locking block 804, the sliding cavity extends along the vertical direction, the guide rod 805 is arranged between the movable arm 501 and the locking block 804 along the vertical direction, the top end of the guide rod 805 is fixedly connected with the movable arm 501, and the bottom end of the guide rod 805 extends into the sliding cavity and is in sliding fit with the sliding cavity.
The first power member 803 may be a motor, and an output shaft of the motor is fixedly connected to a top end of the lifting screw 802.
The first power piece 803 is started to drive the lifting screw rod 802 to rotate, the lifting screw rod 802 drives the lifting shaft 801 to move up and down, so that the screen printing plate can be lifted, and when the viscosity of the printing ink is relatively high, the screen printing plate is required to be lifted to clean the printing ink.
In some embodiments, referring to fig. 6 and 8, the first sliding rail 401 is detachably connected with the second sliding rail 601 and fixed at a preset position on the second sliding rail 601, the flexible circuit board printer further comprises a deviation rectifying unit 90, the deviation rectifying unit 90 comprises a deviation rectifying screw 901, a second power member 902 and a deviation rectifying sensor (not shown), the deviation rectifying screw 901 is in threaded connection with the second sliding rail 601, the second power member 902 is fixedly connected with the first sliding rail 401 and in transmission connection with the deviation rectifying screw 901, the deviation rectifying sensor is fixedly connected with the sliding seat 602 and in communication connection with the second power member 902, and the deviation rectifying sensor is used for monitoring the edge position of the coil stock.
Specifically, a nut seat 702 is fixedly arranged at one end of the sliding rail support 70, a deviation rectifying screw 901 is in threaded connection with the nut seat 702, the second power piece 902 can be a motor, the motor is fixedly connected with the first sliding rail 401, and an output shaft of the motor is fixedly connected with the deviation rectifying screw 901.
The deviation correcting sensor is provided with a preset position, monitors the edge position of the coil stock to obtain an actual position, when the preset position deviates from the actual position, the deviation correcting sensor transmits a starting signal to the second power part 902, the second power part 902 is started after receiving the starting signal, and the second power part 902 drives the deviation correcting screw 901 to rotate, so that the first sliding rail 401 moves along the actual position to the preset position.
In some embodiments, referring to fig. 10, a dust removing unit 100 is provided at a rear end of a machine body 10, the dust removing unit 100 includes dust removing rollers 1001 and a first driving member, the dust removing rollers 1001 are provided in two in a front-rear direction and rotatably connected to the machine body 10 around a central axis thereof, an axial direction of the dust removing rollers 1001 is parallel to a left-right direction, the two dust removing rollers 1001 have a height difference, and the first driving member is in driving connection with the dust removing rollers 1001.
Specifically, the dust removing roller 1001 has tackiness.
The first driving member may be a motor, and the first driving member is not shown.
Dust on the surface of the web is removed by the viscosity of the dust removing roller 1001, thereby reducing interference with printing and improving printing accuracy.
In some embodiments, referring to fig. 10, the dust removing unit 100 further includes a dust-sticking roller 1002, a dust-sticking roller 1002 and a second driving member, where the dust-sticking roller 1002 is in one-to-one correspondence with the dust-sticking roller 1001 and is rotatably connected to the machine body 10 around its central axis, the dust-sticking roller 1002 is detachably connected to the machine body 10, the dust-sticking roller 1002 is in one-to-one correspondence with the dust-sticking roller 1002 and is sleeved on the periphery of the dust-sticking roller 1002, the dust-sticking roller is detachably connected and fixed with the dust-sticking roller 1002, and the second driving member is in transmission connection with the dust-sticking roller 1002.
It should be noted that, the second driving member may be a motor, the second driving member is not shown, the dust-binding roll is a roll of a plurality of dust-binding papers, and a row of holes are arranged between two adjacent dust-binding papers along the left-right direction.
The dust removing roller 1001 is cleaned by removing the dust-sticking roll, when the dust-sticking roll is dusty, zhou Nianman, the staff tears off the dust-sticking paper at the outermost side until all the dust-sticking paper is used up, and the dust-sticking roll 1002 is detached to be replaced by a new dust-sticking roll.
In some embodiments, referring to fig. 1, 12 and 13, the pulling unit 20 includes a power assembly 201, a mounting base 202, a spacing control sensor (not shown) and a moving assembly, wherein the power assembly 201 is used for pulling the coil stock to move forward, the mounting base 202 is arranged above the machine body 10, the spacing control sensor is fixedly connected to the mounting base 202 and is in communication connection with the power assembly 201 and is used for monitoring the advancing distance of the coil stock, and the moving assembly drives the mounting base 202 to move so that the spacing control sensor corresponds to the coil stock.
Specifically, the moving assembly comprises two rotating blocks 203, clamping blocks 204 and moving rollers 205, wherein the rotating blocks 203 are provided with two rotating blocks 203, each rotating block 203 comprises a cylindrical base 2031 which is connected to one side of the machine body 10 in a rotating mode around a central axis of the rotating block and a square base 2031 fixedly connected to the top surface of the cylindrical base 2031, the two clamping blocks 204 are respectively arranged on two sides of the cylindrical base 2031, the inner walls of the clamping blocks 204 are provided with cambered surfaces which are respectively attached to the two cylindrical bases 2031, locking pieces 2041 are fixedly arranged between the two clamping blocks 204, the locking pieces 2041 can be adjustable positioning handles, the moving rollers 205 are provided with two moving rollers 205, the two moving rollers 205 penetrate through the two square bases 2031 respectively, the moving rollers 205 are in sliding fit with the square bases 2031, locking pieces 2041 are also arranged on the top wall of the square base 2031, one ends of the two moving rollers 205 are jointly hinged with a front base 2051, the other ends of the two moving bases 402 are jointly hinged with a rear base 2052, the hinging shafts of the two moving bases are parallel to the vertical direction, and the mounting base 202 is arranged on the front base 2051.
Specifically, a sliding groove 20511 is formed in one side of the front seat 2051, which faces away from the movable roller 205, the sliding groove 20511 is formed in the length direction of the front seat 2051, the mounting seat 202 is provided with a protruding block 2021 which is slidably matched with the sliding groove 20511, the sliding groove 20511 is rotationally connected with a movable lead screw 20513, the movable lead screw 20513 is in threaded connection with the protruding block 2021, a hand button 20512 is rotationally connected to the outer wall of the front seat 2051, and the hand button 20512 is fixedly connected with the movable lead screw 20513.
It should be noted that, the coil stock has a point location monitored by the working distance control sensor, the point location can be obtained by exposure, and the power assembly 201 is an existing structure capable of driving the coil stock to advance, which is not described in detail in the present application.
The position of the spacing control sensor can be adjusted in a large range by adjusting the position of the movable roller 205 and rotating the cylindrical base 2031, and the position of the spacing control sensor can be adjusted in a small range by rotating the knob 20512 to rotate the movable screw 20513 to drive the mounting base 202 to move.
In some embodiments, referring to fig. 10 and 11, a positioning unit 110 is disposed at the rear side of the machine body 10, the positioning unit 110 includes a supporting plate 1101, a pressing strip 1102 and a telescopic member 1103, the supporting plate 1101 is fixedly connected with the machine body 10 and is obliquely disposed from front to back, the pressing strip 1102 is provided with a plurality of pressing strips and is sequentially disposed at intervals along the front-back direction, the telescopic member 1103 is telescopic along the direction perpendicular to the oblique direction of the supporting plate 1101, the fixed end of the telescopic member 1103 is fixedly connected with the supporting plate 1101, and the movable end of the telescopic member 1103 is fixedly connected with the end of the pressing strip 1102.
Wherein, the expansion pieces 1103 are in one-to-one correspondence with the pressing strips 1102, or one pressing strip 1102 is corresponding to at least two expansion pieces 1103.
It should be noted that, in the structure in the figure, one compression bar 1102 corresponds to two telescopic members 1103, and the telescopic members 1103 may be telescopic cylinders, electric cylinders, and hydraulic cylinders.
Specifically, the telescoping member 1103 is communicatively coupled to a pitch control sensor.
The distance control sensor detects that the advancing distance of the coil stock reaches a preset distance after the point position is detected, the distance control sensor transmits a stop signal to the power assembly 201, the power assembly 201 stops working after receiving the stop signal, the coil stock does not advance any more, meanwhile, the distance control sensor transmits a starting signal to the telescopic piece 1103, and the telescopic piece 1103 starts to drive the pressing strip 1102 to move towards the direction close to the supporting plate 1101 until the coil stock is abutted against the supporting plate 1101, so that the position of the coil stock cannot deviate in the printing process.
After printing is completed, the power assembly 201 is started again to drive the coil stock to advance, and simultaneously the telescopic piece 1103 drives the pressing bar 1102 to move in a direction away from the supporting plate 1101.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (6)

1.一种柔性线路板印刷机，包括适用于卷料的机体，所述机体具有网版和设于所述网版上方的印刷单元，其特征在于，还包括：1. A flexible circuit board printer, comprising a body suitable for coiling materials, the body having a screen and a printing unit arranged above the screen, characterized in that it also includes: 牵拉单元，设于所述机体的前方，并用于带动所述卷料间歇式前进；A pulling unit is arranged in front of the machine body and is used to drive the coil to move forward intermittently; 吸附单元，设于所述网版下方；所述吸附单元包括吸附平台和与所述吸附平台连通的换气部，所述吸附平台与所述网版之间设有供所述卷料通过的间隙，所述换气部具有抽气和送气两种工作状态；An adsorption unit is arranged below the screen; the adsorption unit comprises an adsorption platform and a ventilation part connected to the adsorption platform, a gap is arranged between the adsorption platform and the screen for the web to pass through, and the ventilation part has two working states of air extraction and air delivery; 其中，所述牵拉单元带动所述卷料前进时，所述换气部送气，使得所述吸附平台与所述卷料分离；所述印刷单元印刷时，所述牵拉单元停止牵拉，所述换气部抽气，使得所述吸附平台与所述卷料吸附固定；When the pulling unit drives the coil forward, the ventilation unit supplies air, so that the adsorption platform is separated from the coil; when the printing unit prints, the pulling unit stops pulling, and the ventilation unit exhausts air, so that the adsorption platform and the coil are adsorbed and fixed; 所述柔性线路板印刷机还包括独立调位单元，所述独立调位单元设有两个，两个所述独立调位单元分别设于所述网版的前后两端；The flexible circuit board printer further comprises an independent positioning unit, wherein two independent positioning units are provided, and the two independent positioning units are respectively arranged at the front and rear ends of the screen; 所述独立调位单元包括：The independent position adjustment unit comprises: 第一滑轨，与所述机体相连；A first slide rail connected to the body; 移动座，设有两个，两个所述移动座均沿左右方向滑动连接于所述第一滑轨，所述移动座与所述第一滑轨可拆卸连接，并可在所述第一滑轨上的预设位置固定；There are two movable seats, both of which are slidably connected to the first slide rail along the left-right direction, and the movable seats are detachably connected to the first slide rail and can be fixed at a preset position on the first slide rail; 夹持座，与所述移动座一一对应，并固接于所述移动座，所述夹持座背离所述移动座一侧设有供所述网版伸入的放置槽，所述放置槽内设有用于将所述网版与所述夹持座固定的夹紧部；A clamping seat, corresponding to the movable seat one by one and fixed to the movable seat, a placement groove for the screen to extend into is provided on the side of the clamping seat away from the movable seat, and a clamping part for fixing the screen to the clamping seat is provided in the placement groove; 所述机体一侧固接有基座，所述基座朝向所述网版一侧设有与所述独立调位单元一一对应的间距调节单元；A base is fixedly connected to one side of the machine body, and a spacing adjustment unit corresponding to the independent position adjustment unit is provided on the side of the base facing the screen; 所述间距调节单元包括：The spacing adjustment unit comprises: 移动臂，沿前后方向滑动连接于所述基座；A movable arm is slidably connected to the base in a front-rear direction; 间距丝杠，绕自身中心轴线转动连接于所述基座，并与所述移动臂螺接；A spacing lead screw is connected to the base by rotation around its own central axis and is threadedly connected to the moving arm; 每个所述移动臂下方均设有整体调位单元，所述整体调位单元包括：An integral positioning unit is provided below each of the movable arms, and the integral positioning unit comprises: 第二滑轨，与所述移动臂相连，所述第二滑轨沿左右方向设置，所述第二滑轨沿左右方向与所述第一滑轨滑动连接；A second slide rail connected to the movable arm, the second slide rail being arranged in a left-right direction, and the second slide rail being slidably connected to the first slide rail in the left-right direction; 滑座，与所述第二滑轨固接；A slide seat, fixedly connected to the second slide rail; 滑块，沿左右方向与所述滑座滑动连接，并与所述第一滑轨固接；A slider, slidably connected to the slide seat along a left-right direction and fixedly connected to the first slide rail; 调整座，固接于所述滑座顶面；An adjusting seat, fixedly connected to the top surface of the sliding seat; 调节件，沿左右方向长度可伸缩，所述调节件的活动端抵接于所述调整座外壁，所述调节件的固定端与所述滑块固接；An adjusting member, which is retractable in length along the left-right direction, wherein the movable end of the adjusting member abuts against the outer wall of the adjusting seat, and the fixed end of the adjusting member is fixedly connected to the sliding block; 弹力件，固接于所述滑块与所述第二滑轨之间，并具有使得所述调整座向靠近所述调节件移动的预紧力；An elastic member, fixedly connected between the slider and the second slide rail, and having a pre-tightening force for causing the adjustment seat to move closer to the adjustment member; 所述第一滑轨与所述第二滑轨可拆卸连接，并在所述第二滑轨上的预设位置固定，所述柔性线路板印刷机还包括纠偏单元；The first slide rail is detachably connected to the second slide rail and fixed at a preset position on the second slide rail, and the flexible circuit board printing machine further includes a deviation correction unit; 所述纠偏单元包括：The correction unit comprises: 纠偏丝杠，与所述第二滑轨螺接；A deviation-correcting screw, threadedly connected to the second slide rail; 第二动力件，与所述第一滑轨固接，并与所述纠偏丝杠传动连接；A second power member is fixedly connected to the first slide rail and is drivingly connected to the deviation-correcting lead screw; 纠偏传感器，与所述滑座固接，并与所述第二动力件通讯连接，所述纠偏传感器用于监测所述卷料边缘位置。A deviation correction sensor is fixedly connected to the slide seat and is in communication connection with the second power member. The deviation correction sensor is used to monitor the edge position of the coil. 2.如权利要求1所述的柔性线路板印刷机，其特征在于，还包括升降单元，所述升降单元包括：2. The flexible circuit board printer according to claim 1, further comprising a lifting unit, wherein the lifting unit comprises: 升降轴，沿竖直方向与所述移动臂滑动连接，所述升降轴底端与所述第二滑轨固接；A lifting shaft is slidably connected to the movable arm along a vertical direction, and a bottom end of the lifting shaft is fixedly connected to the second slide rail; 升降丝杠，绕自身中心轴线转动连接于所述移动臂，所述升降丝杠与所述升降轴螺接；A lifting screw is connected to the moving arm by rotation around its own central axis, and the lifting screw is threadedly connected to the lifting shaft; 第一动力件，固接于所述移动臂，并与所述升降丝杠传动连接；A first power member is fixedly connected to the moving arm and is drivingly connected to the lifting screw; 导向组件，沿竖直方向长度可伸缩，并固设于所述第二滑轨与所述移动臂之间。The guide assembly is retractable in length along the vertical direction and is fixed between the second slide rail and the moving arm. 3.如权利要求1所述的柔性线路板印刷机，其特征在于，所述机体的后端设有除尘单元，所述除尘单元包括：3. The flexible circuit board printer according to claim 1, characterized in that a dust removal unit is provided at the rear end of the machine body, and the dust removal unit comprises: 除尘辊，沿前后方向设有两个，并绕自身中心轴线转动连接于所述机体，所述除尘辊的轴向平行于左右方向，两个所述除尘辊具有高度差；Dust removal rollers, two of which are arranged along the front-to-back direction and are connected to the machine body by rotation around their own central axes, the axial direction of the dust removal rollers is parallel to the left-right direction, and the two dust removal rollers have a height difference; 第一驱动件，与所述除尘辊传动连接。The first driving member is drivingly connected to the dust removal roller. 4.如权利要求3所述的柔性线路板印刷机，其特征在于，所述除尘单元还包括：4. The flexible circuit board printer according to claim 3, wherein the dust removal unit further comprises: 粘尘辊，与所述除尘辊一一对应，并绕自身中心轴线转动连接于所述机体，所述粘尘辊与所述机体可拆卸连接；A dust sticking roller, corresponding to the dust removing roller one by one, and connected to the machine body by rotation around its own central axis, and the dust sticking roller is detachably connected to the machine body; 粘尘卷，与所述粘尘辊一一对应，并套设于所述粘尘辊外周，所述粘尘卷与所述粘尘辊可拆卸连接固定；A dust sticking roll, corresponding to the dust sticking roller one by one, and sleeved on the outer circumference of the dust sticking roller, wherein the dust sticking roll is detachably connected and fixed to the dust sticking roller; 第二驱动件，与所述粘尘辊传动连接。The second driving member is drivingly connected to the dust-sticking roller. 5.如权利要求1所述的柔性线路板印刷机，其特征在于，所述牵拉单元包括：5. The flexible circuit board printer according to claim 1, wherein the pulling unit comprises: 动力组件，用于牵拉所述卷料向前运动；A power assembly, used for pulling the coil forward; 安装座，设于所述机体上方；A mounting seat, arranged above the machine body; 间距控制传感器，固接于所述安装座，与所述动力组件通讯连接，并用于监测所述卷料前进距离；A spacing control sensor is fixedly connected to the mounting base, is in communication connection with the power assembly, and is used to monitor the advancing distance of the coil; 移动组件，带动所述安装座移动，以使所述间距控制传感器与所述卷料对应。The moving assembly drives the mounting seat to move so that the spacing control sensor corresponds to the coil. 6.如权利要求5所述的柔性线路板印刷机，其特征在于，所述机体后侧设有定位单元，所述定位单元包括：6. The flexible circuit board printer according to claim 5, characterized in that a positioning unit is provided at the rear side of the machine body, and the positioning unit comprises: 支撑板，与所述机体固接，并从前至后向下倾斜设置；A support plate, fixedly connected to the machine body and arranged to be tilted downward from front to rear; 压条，设有多个，并沿前后方向依次间隔设置；There are multiple pressure strips, which are arranged in sequence and spaced apart in the front-to-back direction; 伸缩件，沿垂直于所述支撑板板面方向可伸缩，所述伸缩件沿与所述支撑板倾斜方向想垂直的方向长度可伸缩，所述伸缩件的固定端与所述支撑板固接，所述伸缩件的活动端与所述压条端部固接；A telescopic member, which is telescopic in a direction perpendicular to the surface of the support plate, and the length of the telescopic member is telescopic in a direction perpendicular to the inclination direction of the support plate, wherein the fixed end of the telescopic member is fixedly connected to the support plate, and the movable end of the telescopic member is fixedly connected to the end of the pressure strip; 其中，所述伸缩件与所述压条一一对应，或者一个所述压条对应至少两个所述伸缩件。Wherein, the telescopic members correspond to the pressure strips one by one, or one pressure strip corresponds to at least two telescopic members.
CN202510147331.6A 2025-02-11 2025-02-11 Flexible circuit board printing machine Active CN119629875B (en)

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