CN113579515A - Pcb laser window opening machine and pcb window opening method - Google Patents
Pcb laser window opening machine and pcb window opening method Download PDFInfo
- Publication number
- CN113579515A CN113579515A CN202110983581.5A CN202110983581A CN113579515A CN 113579515 A CN113579515 A CN 113579515A CN 202110983581 A CN202110983581 A CN 202110983581A CN 113579515 A CN113579515 A CN 113579515A
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- Prior art keywords
- pcb
- laser
- slider
- lifter plate
- head
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- 238000000034 method Methods 0.000 title claims description 19
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Images
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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
- B23K26/402—Removing material taking account of the properties of the material involved involving non-metallic material, e.g. isolators
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- B23K37/0408—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a pcb laser window opener, which relates to the technical field of pcb board manufacturing and comprises a base, wherein two parallel guide rails are arranged on the base; the transmission assembly comprises a bidirectional screw rod and a guide rod, the bidirectional screw rod and the guide rod are arranged in parallel, two ends of the bidirectional screw rod are respectively and rotatably connected with the two guide rails through sliding plates, and the bidirectional screw rod is in sliding connection with the sliding plates; lifting unit, lifting unit includes lifter plate, the pressure head, first slider, the second slider, head rod and second connecting rod, the lifter plate cover is established just at two-way lead screw, the regional juncture of reverse spiral, the fixed bottom that sets up at the lifter plate of pressure head, first slider and second slider are located the two-way lead screw of lifter plate both sides respectively, the both ends of head rod are articulated with first slider and lifter plate respectively, the both ends of second connecting rod are articulated with second slider and lifter plate respectively. The invention realizes the pressing of the pcb board to be windowed by the movement of the lifting board in the vertical direction.
Description
Technical Field
The invention relates to the technical field of pcb manufacturing, in particular to a pcb laser window opening machine and a pcb window opening method.
Background
At present, in the pcb board course of working, an important step before welding the golden finger when windowing to the glued membrane, mainly rely on the workman to accomplish the windowing with the mode of blade cutting glued membrane in the traditional art, but this kind of method mainly relies on the workman to control dynamics and the accuracy of blade, long-time work very easily leads to bad consequence because of fatigue, and at the glued membrane in-process of windowing, it is insecure to the suppression of waiting the pcb board of processing, consequently off tracking easily in the cutting process, and then make the damage to the pcb board, furthermore, current suppression pcb frock is special fixture mostly, can not compatible the pcb board of different specifications is pressed, and in the pressing process, the clamping force can not obtain fine control, lead to also causing the damage of pcb board in the pressing process.
Therefore, it is an urgent need in the art to provide a pcb laser window opener and a pcb window opening method that are compatible with pcb boards of different specifications and can effectively control the pressing force on the pcb board during the film window opening process.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the invention aims to provide a pcb laser window opener which can be compatible with pcb board pressing of different specifications and can effectively control the pressing force of the pcb board.
A second object of the present invention is to propose a pcb windowing method.
In order to achieve the above object, an embodiment of the first aspect of the present invention provides a pcb laser window opener, including:
the device comprises a base, a driving device and a control device, wherein two parallel guide rails are arranged on the base;
the two transmission assemblies are arranged along the length direction of the guide rails and comprise two-way lead screws and guide rods, the two-way lead screws are arranged in parallel with the guide rods, two ends of each two-way lead screw are respectively connected with the two guide rails in a sliding mode through sliding plates, one end of each two-way lead screw penetrates through the sliding plates and is connected with an adjusting nut, and the two-way lead screws are connected with the sliding plates in a rotating mode;
lifting unit, lifting unit includes lifter plate, pressure head, first slider, second slider, head rod and second connecting rod, the lifter plate has the bar hole, the lifter plate cover is established just, reverse spiral area's juncture of two-way lead screw, the pressure head is fixed to be set up the bottom of lifter plate, first slider and second slider are located respectively the lifter plate both sides on the two-way lead screw, the both ends of head rod respectively with first slider and lifter plate are articulated, the both ends of second connecting rod respectively with second slider and lifter plate are articulated.
Furthermore, the junction of the forward and reverse spiral areas of the bidirectional screw rod is provided with a limiting block, and the limiting block is matched with the strip-shaped hole and used for limiting the lifting plate to move vertically.
Further, this pcb laser machine of windowing still includes pressure sensor, pressure sensor set up in between lifter plate and the pressure head.
Furthermore, a boss is arranged below the pressure head, and an anti-skid pad is arranged on the boss.
Further, this pcb laser machine of windowing still includes three coordinate axes and laser head, three coordinate axes are fixed to be set up on the base, three coordinate axes are used for the drive the laser head removes.
Further, this pcb laser machine of windowing still includes the CCD camera, the CCD camera sets up one side of laser head.
Furthermore, two side faces of the guide rail are provided with limiting clamping grooves, and the bottom end of the sliding plate is provided with a sliding groove matched with the limiting clamping grooves.
In order to achieve the above object, a second embodiment of the present invention provides a pcb windowing method using the above pcb laser windowing machine, including the following steps:
(1) placing a pcb plate to be windowed on a base, sliding a sliding plate on a guide rail, rotating an adjusting nut, and vertically moving a lifting plate downwards to press two ends of the pcb plate to be windowed by using a pressure head;
(2) focusing by a laser head, taking a picture by a CCD camera, comparing the picture with a reference in a control program of the laser welding machine, automatically calibrating and opening a window by laser.
According to the technical scheme, compared with the prior art, the invention discloses the pcb laser window opener, the first slider and the second slider can be driven to move on the bidirectional screw rod by rotating the adjusting nut through the arrangement of the guide rail, the transmission assembly and the lifting assembly, and the lifting plate can be driven to move in the vertical direction through the first connecting rod and the second connecting rod so as to press a pcb to be windowed; meanwhile, the pcb windowing method can realize the functions of automatic focusing, photographing, calibrating and laser windowing, and further can improve the windowing efficiency of the pcb to be processed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of a pcb laser window opener provided by the present invention;
FIG. 2 is a front view of a pcb laser windowing machine provided by the present invention;
FIG. 3 is a schematic structural view of a pcb laser window opener provided by the present invention at another viewing angle;
wherein: 1 is a base; 2 is a transmission component; 21 is a bidirectional screw; 22 is a guide rod; 3 is a lifting component; 31 is a lifting plate; 32 is a pressure head; 33 is a first slide block; 34 is a second slide block; 35 is a first connecting rod; 36 is a second connecting rod; 4 is a three-coordinate axis; 5 is a laser head; 6 is a guide rail; 7 is a sliding plate; 8 is an adjusting nut; 9 is a strip-shaped hole; 10 is a limiting block; 11 is a pressure sensor; 12 is a CCD camera.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, on one hand, the embodiment of the invention discloses a pcb laser windowing machine, comprising: base 1, transmission component 2, lifting unit 3, three coordinate axis 4 and laser head 5 etc..
Two parallel guide rails 6 are arranged on the base 1, two side faces of each guide rail 6 are provided with limiting clamping grooves, and preferably, the cross section of each guide rail 6 is preferably in an I-shaped structure.
The lifting component 3 comprises a lifting plate 31, a pressure head 32, a first sliding block 33, a second sliding block 34, a first connecting rod 35 and a second connecting rod 36, the lifting plate 31 is provided with a strip-shaped hole 9, the lifting plate 31 is sleeved at the junction of the forward and reverse spiral areas of the bidirectional screw 21, preferably, a limit block 10 is arranged at the junction of the forward and reverse spiral areas of the bidirectional screw 21, the limit block 10 is matched with the strip-shaped hole 9 to limit the lifting plate 31 to move vertically, the pressure head 32 is fixedly arranged at the bottom of the lifting plate 31, the first sliding block 33 and the second sliding block 34 are respectively arranged on the bidirectional screw 21 at two sides of the lifting plate 31, meanwhile, the first sliding block 33 and the second sliding block 34 are sleeved on the guide rod 22, the first sliding block 33 and the second sliding block 34 can slide along the guide rod 22, two ends of the first connecting rod 35 are respectively hinged with the first sliding block 33 and the lifting plate 31, the two ends of the second connecting rod 36 are respectively hinged with the second slider 34 and the lifting plate 31.
In the above-mentioned embodiment, this pcb laser machine of windowing still includes pressure sensor 11, pressure sensor 11 sets up between lifter plate 31 and pressure head 32, the below of pressure head 32 has the boss, be equipped with the slipmat on the boss, can treat the compressive force of processing the pcb board to pressure head 32 through pressure sensor 11's setting, prevent that too big pressure from treating the pcb board of processing and causing the damage, and the pressure undersize, cause easily that the pcb board of processing is treated in the windowing in-process takes place the skew and lead to the failure rate of windowing, and be equipped with the slipmat on the boss of pressure head 32 below, the preferred rubber material of slipmat, the setting of slipmat not only can prevent that pressure head 32 from treating the pcb board fish tail of processing, can also have certain cushioning effect to the suppression of pcb board, prevent that pressure is too big.
In the above embodiment, the laser device further comprises a three-coordinate axis 4, a laser head 5 and a CCD camera 12, wherein the three-coordinate axis 4 is fixedly arranged on the base 1, the three-coordinate axis 4 is used for driving the laser head 5 to move, and the CCD camera 12 is arranged on one side of the laser head 5. The arrangement mode of the three coordinate axes 4, the laser head 5 and the CCD camera 12 is the same as that of a laser welding machine in the prior art, and the description is omitted here.
On the other hand, the invention also provides a pcb windowing method, which uses the pcb laser windowing machine, and comprises the following steps:
(1) placing a pcb to be windowed on the base 1, sliding the sliding plate 7 on the sliding guide rail 6 to a proper position, and rotating the adjusting nut 8 to enable the lifting plate 31 to vertically move downwards and press two ends of the pcb to be windowed by using the pressure head 32;
(2) the laser head 5 focuses, the CCD camera 12 shoots, the shot picture is compared with the reference in the control program of the laser welding machine, automatic calibration is carried out, and laser windowing is carried out. In this embodiment, the focusing of the laser head 5, the photographing of the CCD camera 12, the automatic calibration and the control procedure are all prior arts in the field of laser welding machines in the prior art, and are not described herein again.
The pcb windowing method has the beneficial effects of the pcb laser windowing machine, and can realize the functions of automatic focusing, photographing, calibrating and laser windowing, so that the windowing efficiency of a pcb to be processed can be improved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a pcb laser machine of windowing which characterized in that includes:
the device comprises a base, a driving device and a control device, wherein two parallel guide rails are arranged on the base;
the two transmission assemblies are arranged along the length direction of the guide rails and comprise two-way lead screws and guide rods, the two-way lead screws are arranged in parallel with the guide rods, two ends of each two-way lead screw are respectively connected with the two guide rails in a sliding mode through sliding plates, one end of each two-way lead screw penetrates through the sliding plates and is connected with an adjusting nut, and the two-way lead screws are connected with the sliding plates in a rotating mode;
lifting unit, lifting unit includes lifter plate, pressure head, first slider, second slider, head rod and second connecting rod, the lifter plate has the bar hole, the lifter plate cover is established just, reverse spiral area's juncture of two-way lead screw, the pressure head is fixed to be set up the bottom of lifter plate, first slider and second slider are located respectively the lifter plate both sides on the two-way lead screw, the both ends of head rod respectively with first slider and lifter plate are articulated, the both ends of second connecting rod respectively with second slider and lifter plate are articulated.
2. The pcb laser window opener according to claim 1, wherein a limiting block is disposed at a junction of forward and backward screw regions of the bidirectional screw, and the limiting block is engaged with the strip-shaped hole to limit the vertical movement of the lifting plate.
3. The pcb laser window opener of claim 1 or 2, further comprising a pressure sensor disposed between the lift plate and the ram.
4. The pcb laser window opener of claim 3, wherein a boss is provided below the ram, and a non-slip pad is provided on the boss.
5. The pcb laser window opener of claim 3, further comprising three coordinate axes and a laser head, wherein the three coordinate axes are fixedly arranged on the base, and the three coordinate axes are used for driving the laser head to move.
6. The pcb laser window opener of claim 5, further comprising a CCD camera, wherein the CCD camera is disposed on one side of the laser head.
7. The pcb laser window opener according to claim 1, wherein two side surfaces of the guide rail are provided with limiting clamping grooves, and the bottom end of the sliding plate is provided with sliding grooves matched with the limiting clamping grooves.
8. A pcb windowing method using a pcb laser windowing machine according to any of the preceding claims 1-7, comprising the steps of:
(1) placing a pcb plate to be windowed on a base, sliding a sliding plate on a guide rail, rotating an adjusting nut, and vertically moving a lifting plate downwards to press two ends of the pcb plate to be windowed by using a pressure head;
(2) focusing by a laser head, taking a picture by a CCD camera, comparing the picture with a reference in a control program of the laser welding machine, automatically calibrating and opening a window by laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983581.5A CN113579515A (en) | 2021-08-25 | 2021-08-25 | Pcb laser window opening machine and pcb window opening method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983581.5A CN113579515A (en) | 2021-08-25 | 2021-08-25 | Pcb laser window opening machine and pcb window opening method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113579515A true CN113579515A (en) | 2021-11-02 |
Family
ID=78239671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110983581.5A Pending CN113579515A (en) | 2021-08-25 | 2021-08-25 | Pcb laser window opening machine and pcb window opening method |
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| Country | Link |
|---|---|
| CN (1) | CN113579515A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102166685A (en) * | 2011-04-27 | 2011-08-31 | 华中科技大学 | Three-coordinate galvanometer scanning laser processing head |
| JP2011177757A (en) * | 2010-03-02 | 2011-09-15 | Disco Corp | Laser beam machining apparatus |
| CN108857089A (en) * | 2018-06-26 | 2018-11-23 | 东莞三润田智能科技股份有限公司 | The laser windowing method of pcb board |
| CN112589444A (en) * | 2021-03-03 | 2021-04-02 | 佛山市固高自动化技术有限公司 | Automatic welding production line for civil air defense door and welding method thereof |
| CN214024078U (en) * | 2020-12-24 | 2021-08-24 | 苏州河图电子科技有限公司 | Automatic laser marking machine for LED intelligent bulb |
-
2021
- 2021-08-25 CN CN202110983581.5A patent/CN113579515A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011177757A (en) * | 2010-03-02 | 2011-09-15 | Disco Corp | Laser beam machining apparatus |
| CN102166685A (en) * | 2011-04-27 | 2011-08-31 | 华中科技大学 | Three-coordinate galvanometer scanning laser processing head |
| CN108857089A (en) * | 2018-06-26 | 2018-11-23 | 东莞三润田智能科技股份有限公司 | The laser windowing method of pcb board |
| CN214024078U (en) * | 2020-12-24 | 2021-08-24 | 苏州河图电子科技有限公司 | Automatic laser marking machine for LED intelligent bulb |
| CN112589444A (en) * | 2021-03-03 | 2021-04-02 | 佛山市固高自动化技术有限公司 | Automatic welding production line for civil air defense door and welding method thereof |
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Application publication date: 20211102 |
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| RJ01 | Rejection of invention patent application after publication |