CN104289832A - Method for accurately indicating welding positions of components and working table - Google Patents

Method for accurately indicating welding positions of components and working table Download PDF

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Publication number
CN104289832A
CN104289832A CN201410419985.1A CN201410419985A CN104289832A CN 104289832 A CN104289832 A CN 104289832A CN 201410419985 A CN201410419985 A CN 201410419985A CN 104289832 A CN104289832 A CN 104289832A
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CN
China
Prior art keywords
components
welding
parts
pcb
intelligent
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.)
Withdrawn
Application number
CN201410419985.1A
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Chinese (zh)
Inventor
柯建森
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.)
FUZHOU GUOHE ELECTRONIC TECHNOLOGY Co Ltd
Original Assignee
FUZHOU GUOHE ELECTRONIC TECHNOLOGY 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 FUZHOU GUOHE ELECTRONIC TECHNOLOGY Co Ltd filed Critical FUZHOU GUOHE ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN201410419985.1A priority Critical patent/CN104289832A/en
Publication of CN104289832A publication Critical patent/CN104289832A/en
Priority to CN201510058321.1A priority patent/CN104551430B/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/08—Auxiliary devices therefor
    • B23K3/087—Soldering or brazing jigs, fixtures or clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • B23K2101/42—Printed circuits

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Numerical Control (AREA)
  • Laser Beam Processing (AREA)
  • Supply And Installment Of Electrical Components (AREA)

Abstract

The invention provides a method for accurately indicating the welding positions of components and a working table. The method includes the steps that in the welding process, a printed circuit board (PCB) (20) to be welded is fixed to a welding work tray (14) through a PCB clamp (15); laser points projected by a laser projection module (8) are calibrated to set up a virtual laser projection coordinate system; by means of X and Y axis coordinates, defined by a 'welding positioning file', of all the components, polarization motors in the X axis and the Y axis directions are driven to move the laser points on the laser projection module (8), so that the welding positions of the components are accurately indicated. Through the combination of conversion software, the intelligent welding working table and an intelligent component box of a PC end, the effect that the efficiency of welding PCB sample pieces by research and development staff is improved is achieved.

Description

Method and the workbench of accurately instruction are carried out in a kind of welding position to components and parts
Technical field
The present invention relates to a kind of in soldered circuit board process, make it produce movement all around by XY axial-rotation driving laser projection module projecting laser luminous point to reach the workbench welding position of components and parts being carried out to accurately instruction, belong to light (machine) the electrical integrated field of engineering manufacturing technology.
Background technology
In electronics and relevant industries, market demand Rapid Variable Design, scientific and technological progress day crescent easy.Along with technological progress and development in science and technology, the R&D cycle of product and life cycle, all in continuous shortening, shorten the R&D cycle particularly important.Nearly all household electrical appliance, electronic product all be unable to do without electronic system exploitation, and the exploitation core of electronic system all be unable to do without PCB (Printed Circuit Board, printed circuit board (PCB)) design and fabrication.The PCB design software that the EDA(of current advanced person is conventional mainly contains Protel, PowerPCB, Mentor, OrCAD etc.) software substantially reduces PCB(printed circuit board (PCB)) design cycle, and SMT automatic welding streamline also shortens the production cycle of product, but in R&D process, still cannot avoid the manual welding of small lot model machine or print.
At the beginning of design of electronic products, the PCB (printed circuit board (PCB)) required for product needs through many experiments, and continuous amendment just can develop the product the final shaping approved in market.From reducing costs consideration, for avoiding small lot model machine or print to entrust SMT processing factory to process the inefficiency caused and the phenomenon of wasting resource, manual welding PCB (printed circuit board (PCB)) just becomes product R & D personnel unavoidable step in design, making, debugging model machine and print process.Along with the more and more miniaturization of electronic devices and components encapsulation and the day by day complicated of design circuit, in the face of the electronic devices and components that upper hundreds of the pasters of PCB (printed circuit board (PCB)) or plug-in unit encapsulate, product R & D librarian use naked eyes search electronic devices and components and welding position speed is slow, inefficiency, error rate are higher, have a strong impact on manufacturing speed and the debugging efficiency of model machine or print, affected the development progress of whole product and then extend the R&D cycle of product.
Summary of the invention
In order to solve the problem how determining PCB (printed circuit board (PCB)) components and parts welding position in soldered circuit board process fast, to realize the coupling of switching software, Intelligent welding workbench and intelligent components and parts box that PC holds, the switching software held by PC extracts the welding position of each components and parts from PCB file, carry out classification according to the welding efficiency of the best to the welding position of each components and parts to merge, generate " file of getting the raw materials ready " and " welding locating file " simultaneously; Components and parts in " file of getting the raw materials ready " and the components and parts one_to_one corresponding be placed on intelligent components and parts box in different numbering lattice, product R & D personnel (printed circuit board (PCB) are carried out the components and parts in gripping lattice at welding PCB by the instruction of the LED under band numbering lattice in components and parts process; " welding locating file " is imported by the USB interface of Intelligent welding workbench, and accurately indicates by Intelligent welding workbench driving laser projection module projecting laser luminous point the welding position being fixed on the upper components and parts of workbench PCB (printed circuit board (PCB)).The invention provides method and workbench that accurately instruction is carried out in a kind of welding position to components and parts, positioning precision can reach 0.5mm.
The technical solution adopted for the present invention to solve the technical problems is: in this method by the laser projection module on Intelligent welding workbench, and uses the very little laser spot in laser projection module projection light emitting face to indicate reference point as position.By PCB to be welded (printed circuit board (PCB)) by PCB(printed circuit board (PCB)) fixture is fixed on has on welding job pallet that XY axle horizontal direction 360 ° rotates freely, and welding job pallet is fixed together by bearing and table base.First, PCB(printed circuit board (PCB) to be welded is incident upon to laser projection module) laser spots on the datum mark at two diagonal angles calibrates to set up virtual laser projection coordinate-system, thus determines PCB(printed circuit board (PCB)) the XY axial coordinate of upper all components and parts pads.Secondly, all components and parts XY axial coordinates defined by " welding locating file " drive the accurate instruction of laser spots realization to the welding position of components and parts on the polarization motor removing laser projection module of X-direction and Y direction.
The invention has the beneficial effects as follows: the coupling of the switching software held by PC, Intelligent welding workbench and intelligent components and parts box, indicates and be fixed on PCB(printed circuit board (PCB) on Intelligent welding workbench one by one to the components and parts on intelligent components and parts box) welding position of components and parts one by one accurately instruction improve R&D Professional to PCB(printed circuit board (PCB)) welding efficiency of print.
Accompanying drawing explanation
Fig. 1 is the structure chart that PC holds switching software program;
Fig. 2 is the flow chart that PC holds switching software program;
Fig. 3 is the flow chart of intelligent components and parts box program;
Fig. 4 is the flow chart of Intelligent welding workbench program;
Fig. 5 is the structure chart of intelligent components and parts box;
Fig. 6 is the structure chart (back side) of Intelligent welding workbench;
Fig. 7 is the structure chart (front) of Intelligent welding workbench.
In figure: (1) material lattice, (2) LED light, (3) groove, (4) tray rack, (5) control panel, (6) communication cable, (7) com interface, (8) laser projection module, (9) laser intensity adjustment knob, (10) laser X-axis adjustment knob, (11) laser Y-axis adjustment knob, (12) USB interface, (13) table base, (14) welding job pallet, (15) PCB(printed circuit board (PCB)) fixture, (16) workbench shell, (17) LCD Panel, (18) operation setting button, (19) components and parts welding position, (20) PCB(printed circuit board (PCB) to be welded).
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1: use SMT paster file and electronics BOM (english abbreviation is BOM) to input PC in the present embodiment and hold switching software conversion to export components and parts welding file.
SMT paster file is derived by PCB file usually, be used to refer to PCB(printed circuit board (PCB) in surface installation technique (english abbreviation is SMT)) components and parts welding position, SMT paster file is generally expressed with Excel form, wherein includes the item of each components and parts, component package, welding XY position and welding direction.
Table 1(Excel form) be the main contents (example) of SMT paster file:
A B C D E F
1 Sequence number Component package Welding X position Welding Y position Welding direction Item
2 1 RR0603 68.50 62.69 180 R54
3 2 RR0603 67.01 60.2 180 R30
4 3 CC0603 65.51 60.2 0 C5
5 4 SO8S2 72.96 58.32 270 U5
6 5 CC0603 75.13 53.72 0 C15
7 6 RR0603 76.81 53.75 0 L18
8 7 CC0603 82.98 51.89 0 C46
Table 1:SMT paster file
The benchmark of electronics BOM (english abbreviation is BOM) normally electronic welding, BOM generally expresses with Excel form, wherein includes components and parts title, components and parts specification, item and quantity.
Table 2(Excel form) for commonly using the main contents (example) of electronics BOM (english abbreviation is BOM):
A B C D E
1 Sequence number Components and parts title Components and parts specification Item Quantity
2 1 Patch capacitor 0.1u 0603,50V,±10%,X7R C5, C15, C46 3
3 2 Chip-R 470 Ω 0603，1/16W，±5% R54,R30 2
4 3 Paster magnetic bead 0603MURATA L18 1
5 4 Paster IC W25Q32BVSSIG U5 1
Table 2: electronics BOM (english abbreviation is BOM)
Components and parts welding file inputs PC by SMT paster file and electronics BOM (english abbreviation is BOM) to hold switching software to extract through data the file exported after merging module converts, and components and parts welding file is generally expressed with Excel form.Wherein comprise components and parts title, components and parts specification, item, encapsulation, welding XY position, welding direction, material lattice sequence number and quantity.
Table 3(Excel form) be the main contents (example) of components and parts welding file:
Table 3: components and parts welding file
In the present embodiment, described PC holds switching software, and Fig. 1 is shown in by its structure chart, and flow chart is shown in Fig. 2.Comprise data and extract merging module.Hold the process of switching software according to PC, details are as follows:
Data are extracted and are merged module by SMT paster file and common " item " field keys of electronics BOM (english abbreviation is BOM), are shown to be associated together by two EXCEL.Data extraction merging module reads the item field keys in electronics BOM (english abbreviation is BOM) in order one by one, and with item keyword for benchmark retrieves welding XY position data corresponding in SMT paster file one by one, obtain the material type and welding position data of specifying item, be filled in components and parts welding file.
When running PC and holding switching software, program startup data are extracted and are merged module, manually select SMT paster file and electronics BOM (english abbreviation is BOM) to import data, extract after merging resume module export components and parts welding file through data.
Embodiment 2: use components and parts welding file and Intelligent welding workbench to control the sequential illumination LED light (2) of intelligent components and parts box according to setting in the present embodiment, realize the method for quick position components and parts to be welded.According to the process of intelligent components and parts box program, details are as follows:
In the present embodiment, the flow chart of intelligent components and parts box program is shown in Fig. 3.Intelligent components and parts box and Intelligent welding workbench are linked together by the com interface (7) on communication cable (6) and Intelligent welding workbench, open the power supply of Intelligent welding workbench, components and parts are welded file and import Intelligent welding workbench by USB interface (12).Welding PCB(printed circuit board (PCB)) time, by pressing touch keyboard (18) on Intelligent welding workbench, give intelligent components and parts box by Intelligent welding workbench by the serial ports instruction of communication cable (6) transmit band material lattice sequence number, the LED light (2) under intelligent components and parts box control panel (5) receives corresponding material lattice (1) of serial ports instruction rear drive is lighted.Wherein, LED light (2) is embedded in the bottom of groove (3), and material lattice (1) are embedded in groove (3).Give welding PCB(printed circuit board (PCB)) R&D Professional of print provides the method for quick position components and parts to be welded.
Embodiment 3: use the accurate instruction of laser spots realization to components and parts welding position on polarization motor removing laser projection module (8) on components and parts welding file and Intelligent welding workbench control Intelligent welding workbench in the present embodiment.According to the process of Intelligent welding workbench program, details are as follows:
In the present embodiment, the flow chart of Intelligent welding workbench program is shown in Fig. 4.By PCB(printed circuit board (PCB) to be welded) (20) by PCB(printed circuit board (PCB)) fixture (15) is fixed on welding job pallet (14).Rotary laser X-axis adjustment knob (10) horizontal direction can move left and right the laser spots that laser projection module (8) projects, rotary laser Y-axis adjustment knob (11) horizontal direction can move up and down the laser spots that laser projection module (8) projects, and laser intensity can be regulated by rotary laser intensity adjustment knob (9).
Components and parts are welded file and import Intelligent welding workbench by USB interface (12), the LCD Panel (17) be embedded on workbench shell (6) can demonstrate the weld information of pcb board to be welded (20).Intelligent welding workbench calibrates two datum marks at PCB to be welded (printed circuit board) (20) diagonal angle by LCD Panel (17) prompting user.Rotary laser X-axis adjustment knob (10) and laser Y-axis adjustment knob (11) control laser projection module (8) and are incident upon by luminous point on these two datum marks.Intelligent welding workbench, with the datum mark at these two diagonal angles, sets up PCB(printed circuit board (PCB) to be welded) virtual laser of (20) projection coordinate-system.Welding PCB(printed circuit board (PCB)) time, by pressing touch keyboard (18) on Intelligent welding workbench, select the components and parts that to be welded, Intelligent welding workbench search components and parts welding file, obtain the weld information (device name of these components and parts, device specification, welding XY position, leaves the position in intelligent components and parts box in).Intelligent solder station sends the intelligent components and parts box of order control by communication cable (6) and lights the material lattice (1) depositing these components and parts, prompting user grabber piece in these material lattice.Intelligent welding workbench is in the weld information of these components and parts of the upper display of LCD Panel (17), control laser projection module (8) corresponding element device (19) position on PCB (printed circuit board) (20) simultaneously and project laser spots, indicate the position of current components and parts to be welded.Again press touch keyboard (18), then the laser spots on laser projection module (8) indicates next welding position, the like, until the components and parts of all items have all welded.Give welding PCB(printed circuit board (PCB)) R&D Professional of print provides method and the workbench of accurately instruction components and parts welding position.

Claims (4)

1. method and the workbench of accurately instruction is carried out in the welding position to components and parts, it is characterized in that: during welding, by PCB to be welded (printed circuit board (PCB)) (20) by PCB(printed circuit board (PCB)) fixture (15) is fixed on welding job pallet (14), the laser spots first projected laser projection module (8) calibrates to set up virtual laser projection coordinate-system, then all components and parts XY axial coordinates defined by " welding locating file " drive the accurate instruction of laser spots realization to the welding position of components and parts on polarization motor removing laser projection module (8) of X-direction and Y direction.
2. method and the workbench of accurately instruction is carried out in a kind of welding position to components and parts according to claim 1, it is characterized in that: the coupling of the switching software held by PC, Intelligent welding workbench and intelligent components and parts box, the components and parts on intelligent components and parts box indicated and be fixed on PCB(printed circuit board (PCB) to be welded on Intelligent welding workbench one by one) welding position of (20) components and parts accurately indicates one by one.
3. method and the workbench of accurately instruction is carried out in a kind of welding position to components and parts according to claim 1 and 2, it is characterized in that: use components and parts welding file and Intelligent welding workbench to control the sequential illumination LED light (2) of intelligent components and parts box according to setting, realize the method for quick position components and parts to be welded.
4. method and the workbench of accurately instruction is carried out in a kind of welding position to components and parts according to claim 1 and 2, it is characterized in that: use components and parts welding file and the Intelligent welding workbench laser spots controlled on polarization motor removing laser projection module (8) on Intelligent welding workbench realizes the accurate instruction to components and parts welding position.
CN201410419985.1A 2014-08-25 2014-08-25 Method for accurately indicating welding positions of components and working table Withdrawn CN104289832A (en)

Priority Applications (2)

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CN201410419985.1A CN104289832A (en) 2014-08-25 2014-08-25 Method for accurately indicating welding positions of components and working table
CN201510058321.1A CN104551430B (en) 2014-08-25 2015-02-04 Intelligent navigation welding table and control method thereof

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Application Number Priority Date Filing Date Title
CN201410419985.1A CN104289832A (en) 2014-08-25 2014-08-25 Method for accurately indicating welding positions of components and working table

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CN201510058321.1A Active CN104551430B (en) 2014-08-25 2015-02-04 Intelligent navigation welding table and control method thereof

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CN105489525A (en) * 2015-12-31 2016-04-13 广州兴森快捷电路科技有限公司 Device position indicating system and device position indicating method
CN108890063A (en) * 2018-07-12 2018-11-27 深圳市劲拓自动化设备股份有限公司 A kind of control method of crest welder, device, crest welder and storage medium
CN110480236A (en) * 2019-08-26 2019-11-22 中车石家庄车辆有限公司 Articulated car apparatus for welding and positioning, production line and welding method
CN114585253A (en) * 2022-03-15 2022-06-03 杭州测质成科技有限公司 PCB component installation and rechecking system and method based on image recognition

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CN113242651B (en) * 2021-05-20 2022-04-01 上海望友信息科技有限公司 Jet printing generation method and system, electronic equipment and storage medium
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Publication number Priority date Publication date Assignee Title
CN105489525A (en) * 2015-12-31 2016-04-13 广州兴森快捷电路科技有限公司 Device position indicating system and device position indicating method
CN105489525B (en) * 2015-12-31 2018-12-28 广州兴森快捷电路科技有限公司 Device position indicates system and device position indicating means
CN108890063A (en) * 2018-07-12 2018-11-27 深圳市劲拓自动化设备股份有限公司 A kind of control method of crest welder, device, crest welder and storage medium
CN110480236A (en) * 2019-08-26 2019-11-22 中车石家庄车辆有限公司 Articulated car apparatus for welding and positioning, production line and welding method
CN110480236B (en) * 2019-08-26 2021-07-20 中车石家庄车辆有限公司 Railway flatcar welding positioning device, production line and welding method
CN114585253A (en) * 2022-03-15 2022-06-03 杭州测质成科技有限公司 PCB component installation and rechecking system and method based on image recognition

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Application publication date: 20150121