CN113042914A - Position adjusting mechanism and laser drilling device - Google Patents
Position adjusting mechanism and laser drilling device Download PDFInfo
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- CN113042914A CN113042914A CN202110431431.3A CN202110431431A CN113042914A CN 113042914 A CN113042914 A CN 113042914A CN 202110431431 A CN202110431431 A CN 202110431431A CN 113042914 A CN113042914 A CN 113042914A
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- 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
- B23K26/382—Removing material by boring or cutting by boring
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- 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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
- B23K26/0853—Devices involving movement of the workpiece in at least in two axial directions, e.g. in a plane
- B23K26/0861—Devices involving movement of the workpiece in at least in two axial directions, e.g. in a plane in at least in three axial directions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention discloses a position adjusting mechanism and a laser drilling device, wherein the position adjusting mechanism comprises: a carrying module; the first adjusting module comprises a first positioning unit and a second positioning unit, and the first positioning unit and the second positioning unit are both arranged on the bearing module; the second adjusting module comprises a third positioning unit and a fourth positioning unit, and the third positioning unit and the fourth positioning unit are both arranged on the bearing module; the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit can move towards the workpiece, the moving stroke of the first positioning unit is smaller than that of the second positioning unit, and the moving stroke of the third positioning unit is smaller than that of the fourth positioning unit so as to abut against and drive the workpiece to deflect by a preset angle. By implementing the invention, when a plurality of workpieces are subjected to laser drilling simultaneously, the workpieces can be accurately identified and processed, the position accuracy of laser drilling is improved, and the normal laser drilling is ensured.
Description
Technical Field
The invention relates to the technical field of laser drilling of a PCB (printed circuit board), in particular to a position adjusting mechanism and a laser drilling device.
Background
Along with the wide application of laser drilling in the electronic circuit board trade, the board automation tends to diversify and complicate, and laser processing platform positioning system is very high to the position precision requirement of PCB board mark target, thereby the round hole mark target on the PCB board must all be in predetermined position 10mm within range just can be discerned accurate location.
However, the error may be generated by conveying the PCB by the manipulator, which causes a position deviation when the PCB is placed on the processing platform, and the laser drilling device processes a plurality of PCBs at the same time, so that the position of the first PCB is accurate by adjusting the manipulator and the processing platform, but the position accuracy of other PCBs cannot be ensured, as shown in fig. 1, the angular deviation of "inner eight" or "outer eight" or the position deviation in the Y direction easily occurs in the position relationship between the second PCB 200 and the first PCB 100, and the deviation is caused by the feeding process of the manipulator, and the position deviation of the second PCB 200 may repeat and the deviation degree remains the same, which causes the inability to process the second PCB 200.
In the related art, the position of the second PCB 200 is adjusted by providing the position adjusting mechanism on the processing platform, however, the current position adjusting mechanism can only adjust the Y-direction position of the PCB, and cannot adjust the angular deviations such as "inner eight", "outer eight", and the like.
Disclosure of Invention
The invention provides a position adjusting mechanism and a laser drilling device, and aims to solve the problem that the angle deviation among different PCBs is difficult to adjust when a plurality of PCBs are drilled by laser at the same time.
In a first aspect, the present invention provides a position adjustment mechanism comprising: the bearing module is used for placing a plate-shaped workpiece; the first adjusting module comprises a first positioning unit and a second positioning unit, the first positioning unit and the second positioning unit are both arranged on the bearing module and are both used for abutting against the first side edge of the workpiece; the second adjusting module comprises a third positioning unit and a fourth positioning unit, the third positioning unit and the fourth positioning unit are both arranged on the bearing module and are both used for abutting against a second side edge of the workpiece adjacent to the first side edge; the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit can move towards the workpiece, the moving stroke of the first positioning unit is smaller than that of the second positioning unit, and the moving stroke of the third positioning unit is smaller than that of the fourth positioning unit, so that the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit can abut against and drive the workpiece to deflect by a preset angle.
Further, the first adjusting module further comprises a first offset correcting unit, the first offset correcting unit is mounted on the bearing module, the distance between the first positioning unit and the first offset correcting unit is smaller than the distance between the second positioning unit and the first offset correcting unit, and when the first positioning unit and the second positioning unit move towards the workpiece to abut against the first offset correcting unit, the moving stroke of the first positioning unit is smaller than the moving stroke of the second positioning unit.
Further, the first positioning unit comprises a first positioning power part, a first guide rod and a first baffle, one end of the first guide rod is connected with the first baffle, the other end of the first guide rod is connected with the first positioning power part in a penetrating manner, the second positioning unit comprises a second positioning power part, a second guide rod and a second baffle, one end of the second guide rod is connected with the second baffle, the other end of the second guide rod is connected with the second positioning power part in a penetrating manner, the first baffle and the second baffle are used for abutting against the first side edge of the workpiece, the distance between the other end of the first guide rod and the first deviation correction unit is smaller than that between the other end of the second guide rod and the first deviation correction unit, the first positioning power part drives the first guide rod, and the second positioning power part drives the second guide rod to move until the other end of the second guide rod abuts against the first deviation correction unit, the moving stroke of the first baffle is smaller than that of the second baffle.
Furthermore, the first deviation correction unit comprises a first limiting power part, a first connecting rod, a first limiting screw and a second limiting screw, wherein the first limiting screw and the second limiting screw are in threaded penetrating connection with the first connecting rod, the first connecting rod is connected with the first limiting power part, one end of the first limiting screw is exposed outside the first connecting rod and faces the first guide rod, one end of the second limiting screw is exposed outside the first connecting rod and faces the second guide rod, the length of the exposed end of the first limiting screw is greater than that of the exposed end of the second limiting screw, one end of the first limiting screw is used for abutting against the first guide rod, and one end of the second limiting screw is used for abutting against the second guide rod.
Further, the second adjusting module further comprises a second deviation correcting unit, the second deviation correcting unit is mounted on the bearing module, the distance between the third positioning unit and the second deviation correcting unit is smaller than the distance between the fourth positioning unit and the second deviation correcting unit, and when the third positioning unit and the fourth positioning unit move towards the workpiece to abut against the second deviation correcting unit, the moving stroke of the third positioning unit is smaller than the moving stroke of the fourth positioning unit.
Furthermore, the third positioning unit comprises a third positioning power part, a third guide rod and a third baffle, one end of the third guide rod is connected with the third baffle, the other end of the third guide rod is connected with the third positioning power part in a penetrating manner, the fourth positioning unit comprises a fourth positioning power part, a fourth guide rod and a fourth baffle, one end of the fourth guide rod is connected with the fourth baffle, the other end of the fourth guide rod is connected with the fourth positioning power part in a penetrating manner, the third baffle and the fourth baffle are used for abutting against the first side edge of the workpiece, the distance between the other end of the third guide rod and the second deviation correction unit is smaller than the distance between the other end of the fourth guide rod and the second deviation correction unit, the third positioning power part drives the third guide rod, and the fourth positioning power part drives the fourth guide rod to move until the other end of the fourth guide rod abuts against the second deviation correction unit, the moving stroke of the third baffle is smaller than that of the fourth baffle.
Further, the second deviation correction unit comprises a second limiting power part, a second connecting rod, a third limiting screw and a fourth limiting screw, the third limiting screw and the fourth limiting screw are in threaded connection with the second connecting rod, the second connecting rod is connected with the second limiting power part, one end of the third limiting screw is exposed outside the second connecting rod and faces the third guide rod, one end of the fourth limiting screw is exposed outside the second connecting rod and faces the fourth guide rod, the length of the exposed end of the third limiting screw is larger than that of the exposed end of the fourth limiting screw, one end of the third limiting screw is used for abutting against the third guide rod, and one end of the fourth limiting screw is used for abutting against the fourth guide rod.
Further, the bearing module comprises: a carrier plate for placing the workpiece; the mounting plate is arranged on the bearing plate; the first positioning unit and the second positioning unit are arranged on the first side edge of the mounting plate, and the third positioning unit and the fourth positioning unit are arranged on the second side edge, adjacent to the first side edge, of the mounting plate.
Further, the bearing module further comprises a moving unit which is installed on the installation plate and connected with the bearing plate, and the moving unit is used for driving the bearing plate to move towards the first side edge and the second side edge of the installation plate, so that the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit are abutted to the workpiece.
In a second aspect, the present invention provides a laser drilling apparatus comprising the position adjustment mechanism of the first aspect.
The invention has the beneficial effects that: through installing first positioning unit, the second positioning unit, third positioning unit and fourth positioning unit on bearing the module, place the back on bearing the module with platelike work piece, first positioning unit and second positioning unit butt the first side of work piece, third positioning unit and fourth positioning unit butt the second side of work piece, the second side is adjacent with first side, first positioning unit, the second positioning unit, third positioning unit and fourth positioning unit remove towards the work piece, thereby the butt drives the work piece and removes on bearing the module, and the removal stroke of first positioning unit is less than the removal stroke of second positioning unit, the removal stroke of third positioning unit is less than the removal stroke of fourth positioning unit, consequently the deflection of predetermineeing the angle can take place for the work piece in the removal process. The invention can realize the adjustment of the angle deviation of the workpieces, when a plurality of workpieces are simultaneously subjected to laser drilling, other workpieces are subjected to angle deflection to be parallel to the first workpiece through the invention, thereby ensuring that the workpieces can be accurately identified and processed, improving the position accuracy of the laser drilling and ensuring the normal operation of the laser drilling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 shows a schematic view of two PCBs with an angular deviation of "eight inside";
FIG. 2 illustrates a perspective view of the position adjustment mechanism;
FIG. 3 illustrates a top view of the position adjustment mechanism;
FIG. 4 illustrates a bottom view of the position adjustment mechanism;
FIG. 5 shows a cut-away schematic view A-A of FIG. 3;
fig. 6 shows a top view of the position adjustment mechanism at angular deflection of the PCB board.
In the figure:
a carrying module 1; a carrier plate 11; a mounting plate 12; a mobile unit 13;
a first adjusting module 2; a first positioning unit 21; the first positioning power member 211; a first guide 212; a first baffle 213; a second positioning unit 22; a second positioning power member 221; a second guide bar 222; a second shutter 223; a first offset correcting unit 23; a first limit power member 231; a first connecting rod 232; a first limit screw 233; a second limit screw 234;
a second adjusting module 3; a third positioning unit 31; a third positioning power member 311; a third guide 312; a third baffle 313; a fourth positioning unit 32; the fourth positioning power member 321; a fourth guide bar 322; a fourth baffle 323; a second offset correcting unit 33; a second limit power member 331; the second connecting rod 332; a third limit screw 333; a fourth limit screw 334.
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 some, not all, embodiments of the present invention. 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.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
The position adjustment mechanism provided in this embodiment, as shown in fig. 2 to 3, includes: the bearing module 1 is used for placing a plate-shaped workpiece; the first adjusting module 2 comprises a first positioning unit 21 and a second positioning unit 22, wherein the first positioning unit 21 and the second positioning unit 22 are both arranged on the bearing module 1 and are both used for abutting against a first side edge of a workpiece; the second adjusting module 3 comprises a third positioning unit 31 and a fourth positioning unit 32, the third positioning unit 31 and the fourth positioning unit 32 are both installed on the bearing module 1, and both are used for abutting against a second side edge of the workpiece adjacent to the first side edge; the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 can move towards the workpiece, the moving stroke of the first positioning unit 21 is smaller than that of the second positioning unit 22, the moving stroke of the third positioning unit 31 is smaller than that of the fourth positioning unit 32, the workpiece is abutted and driven to deflect by a preset angle, and the size of the preset angle is related to the setting of the moving stroke of each positioning unit in advance by a worker.
By installing the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 on the bearing module 1, after the plate-shaped workpiece is placed on the bearing module 1, the first positioning unit 21 and the second positioning unit 22 abut against a first side edge of the workpiece, the third positioning unit 31 and the fourth positioning unit 32 abut against a second side edge of the workpiece, the second side edge is adjacent to the first side edge, the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 move towards the workpiece, so that the workpiece is abutted against and driven to move on the bearing module 1, the moving stroke of the first positioning unit 21 is smaller than that of the second positioning unit 22, and the moving stroke of the third positioning unit 31 is smaller than that of the fourth positioning unit 32, so that the workpiece can deflect at a preset angle in the moving process. The embodiment can realize the adjustment of the angle deviation of the workpieces, and when a plurality of workpieces are simultaneously subjected to laser drilling, other workpieces are subjected to angle deflection to be parallel to the first workpiece through the laser drilling device, so that the workpieces can be accurately identified and processed, the position accuracy of the laser drilling is improved, and the normal operation of the laser drilling is ensured.
The workpiece of the embodiment takes a PCB as an example, the first positioning unit 21 and the second positioning unit 22 can abut against a first side edge of the PCB to drive the PCB to move in the X direction, so that the position adjustment of the PCB in the X direction is realized; the third positioning unit 31 and the fourth positioning unit 32 can be abutted against the second side edge of the PCB to drive the PCB to move in the Y direction, so that the position of the PCB in the Y direction can be adjusted, and the linear position adjustment in the X direction and the Y direction on the horizontal plane of the PCB can be realized by the cooperation of the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32; in the moving process of the first positioning unit 21 and the second positioning unit 22, the moving stroke of the first positioning unit 21 is smaller than that of the second positioning unit 22, so that the first side edge of the PCB is inclined, in the moving process of the third positioning unit 31 and the fourth positioning unit 32, the moving stroke of the third positioning unit 31 is smaller than that of the fourth positioning unit 32, so that the second side edge of the PCB is inclined, the inclined directions of the first side edge and the second side edge are the same, the PCB can be deflected clockwise or counterclockwise, and the angular deviation adjustment of the PCB is realized. The linear position adjustment and the angle deflection adjustment in the X direction and the Y direction of the PCB can be realized simultaneously through the position adjusting mechanism.
In this embodiment, as shown in fig. 4, the first adjusting module 2 further includes a first deviation correcting unit 23, the first deviation correcting unit 23 is installed on the bearing module 1, a distance between the first positioning unit 21 and the first deviation correcting unit 23 is smaller than a distance between the second positioning unit 22 and the first deviation correcting unit 23, and when the first positioning unit 21 and the second positioning unit 22 move towards the PCB to abut against the first deviation correcting unit 23, a moving stroke of the first positioning unit 21 is smaller than a moving stroke of the second positioning unit 22. The first deviation correcting unit 23 has a limiting effect on the first positioning unit 21 and the second positioning unit 22, and the first deviation correcting unit 23 controls the moving stroke of the first positioning unit 21 and the second positioning unit 22, so that the moving stroke of the first positioning unit 21 is smaller than that of the second positioning unit 22, and the first side edge of the PCB is inclined.
In this embodiment, as shown in fig. 4, when the first positioning unit 21 includes a first positioning power part 211, a first guide rod 212 and a first baffle 213, one end of the first guide rod 212 is connected to the first baffle 213, and the other end is connected to the first positioning power part 211 in a penetrating manner, the second positioning unit 22 includes a second positioning power part 221, a second guide rod 222 and a second baffle 223, one end of the second guide rod 222 is connected to the second baffle 223, and the other end is connected to the second positioning power part 221 in a penetrating manner, the first baffle 213 and the second baffle 223 are used for abutting against a first side edge of a workpiece, a distance between the other end of the first guide rod 212 and the first deviation rectifying unit 23 is smaller than a distance between the other end of the second guide rod 222 and the first deviation rectifying unit 23, the other ends of the first guide rod 212 and the second guide rod 222 are used for abutting against the first deviation rectifying unit 23, the first positioning power part 211 drives the first guide rod 212, the second positioning power part 221 drives the second guide rod 222 to move to the other end to abut against, the moving stroke of the first barrier 213 is smaller than that of the second barrier 223.
For example, the first positioning power member 211 and the second positioning power member 221 may be air cylinders, before placing the PCB, the first positioning power member 211 drives the first guide rod 212 and the second positioning power member 221 drives the second guide rod 222, so that the first baffle 213 and the second baffle 223 move to the maximum distance away from the carrier module 1, so that the PCB with a larger size can be placed thereon, and at this time, the maximum distance between the first baffle 213 and the second baffle 223 is equal and flush, and then the first positioning power member 211 drives the first guide rod 212 and the second positioning power member 221 drives the second guide rod 222, so that the first baffle 213 and the second baffle 223 move toward the middle of the carrier module 1, so that the first baffle 213 and the second baffle 223 start to reset and abut against the first side edge of the PCB to move the PCB in the X direction, and the first deviation correcting unit 23 is disposed on the other side of the first guide rod 212 away from the first baffle 213, the other ends of first guide rod 212 and second guide rod 222 are finally abutted against first deviation correcting unit 23, and first guide rod 212 is positioned at a position closer to the front side than second guide rod 222, and the abutting time is earlier, so that the moving stroke of first guide rod 212 during resetting is smaller than that of second guide rod 222, and therefore, the positions of first baffle 213 and second baffle 223 which are finally reset are different, the moving stroke of first baffle 213 is smaller, and the first side edge of the PCB is inclined.
According to actual requirements, the first positioning power member 211 and the second positioning power member 221 may also be power members that implement linear driving, such as a motor, an electric cylinder, and a hydraulic cylinder.
In this embodiment, as shown in fig. 4-5, the first deviation correcting unit 23 includes a first limiting power element 231, a first connecting rod 232, a first limiting screw 233 and a second limiting screw 234, the first limiting screw 233 and the second limiting screw 234 are movably disposed through the first connecting rod 232, the first connecting rod 232 is connected to the first limiting power element 231, one end of the first limiting screw 233 is exposed outside the first connecting rod 232 and faces the first guide rod 212, one end of the second limiting screw 234 is exposed outside the first connecting rod 232 and faces the second guide rod 222, the length of the exposed end of the first limiting screw 233 is greater than the length of the exposed end of the second limiting screw 234, one end of the first limiting screw 233 is used for abutting against the first guide rod 212, and one end of the second limiting screw 234 is used for abutting against the second guide rod 222.
For example, the first connection rod 232 is an aluminum strip, the first limit screw 233 and the second limit screw 234 are respectively inserted into two ends of the first connection rod 232 and are in threaded connection with the first connection rod 232, the first limit power component 231 is preferably an air cylinder, and certainly can also be a motor, an electric cylinder, a hydraulic cylinder and other power components for realizing linear driving, a fixed end of the first limit power component 231 is installed on the bearing module 1, a telescopic end is connected with the middle part of the first connection rod 232, an operator debugs the first limit screw 233 and the second limit screw 234 according to an angle deviation of a PCB on the bearing module 1 when the PCB is placed by a manipulator in advance, so that the exposed length of the first limit screw 233 is greater than that of the second limit screw 234, and the specific length difference can be debugged according to the actual situation of a processing site. After debugging, normal processing is started, the first limiting power piece 231 extends to enable the first limiting screw 233 and the second limiting screw 234 to be at preset positions, the first positioning power piece 211 and the second positioning power piece 221 also extend, so that the first baffle 213 and the second baffle 223 are at the extreme positions of the maximum distance, the manipulator places the PCB on the carrier module 1, the first positioning power part 211 and the second positioning power part 221 are retracted, the first baffle 213 and the second baffle 223 abut against the first side of the PCB, so that the PCB moves in the X direction, during the retraction process, the first guide rod 212 first abuts against the first limit screw 233, the first baffle 213 stops moving, the second guide rod 222 continues to move for a distance and then abuts against the second limit screw 234, the second baffle 223 stops moving, at this moment, the first side edge of the PCB inclines, and the angular deviation of the PCB is adjusted.
According to actual needs, the number of the first limiting screws 233 and the number of the first guide rods 212 may be equal, and similarly, the number of the second limiting screws 234 and the number of the second guide rods 222 may be equal. For example, in the present embodiment, the number of the first limit screws 233, the first guide rods 212, the second limit screws 234, and the second guide rods 222 is two, so that the movement of the first barrier 213 and the second barrier 223 is more stable.
In this embodiment, as shown in fig. 4, the second adjusting module 3 further includes a second deviation correcting unit 33, the second deviation correcting unit 33 is installed on the bearing module 1, a distance between the third positioning unit 31 and the second deviation correcting unit 33 is smaller than a distance between the fourth positioning unit 32 and the second deviation correcting unit 33, and when the third positioning unit 31 and the fourth positioning unit 32 move towards the PCB to abut against the second deviation correcting unit 33, a moving stroke of the third positioning unit 31 is smaller than a moving stroke of the fourth positioning unit 32. The second deviation correcting unit 33 limits the third positioning unit 31 and the fourth positioning unit 32, and the second deviation correcting unit 33 controls the moving stroke of the third positioning unit 31 and the fourth positioning unit 32, so that the moving stroke of the third positioning unit 31 is smaller than that of the fourth positioning unit 32, and the second side edge of the PCB is inclined.
In this embodiment, as shown in fig. 4, when the third positioning unit 31 includes a third positioning power part 311, a third guide rod 312 and a third baffle 313, one end of the third guide rod 312 is connected to the third baffle 313, and the other end is connected to the third positioning power part 311 in a penetrating manner, the fourth positioning unit 32 includes a fourth positioning power part 321, a fourth guide rod 322 and a fourth baffle 323, one end of the fourth guide rod 322 is connected to the fourth baffle 323, and the other end is connected to the fourth positioning power part 321 in a penetrating manner, the third baffle 313 and the fourth baffle 323 are used for abutting against the first side edge of the workpiece, the distance between the other end of the third guide rod 312 and the second deviation rectifying unit 33 is smaller than the distance between the other end of the fourth guide rod 322 and the second deviation rectifying unit 33, the other ends of the third guide rod 312 and the fourth guide rod 322 are used for abutting against the second deviation rectifying unit 33, the third positioning power part 311 drives the third guide rod 312, the fourth positioning power part 321 drives the fourth guide rod 322 to move to the other end abutting against the second deviation rectifying unit, the moving stroke of third shutter 313 is smaller than that of fourth shutter 323.
For example, the third positioning power element 311 and the fourth positioning power element 321 may be air cylinders, before placing the PCB, the third positioning power element 311 drives the third guide rod 312, the fourth positioning power element 321 drives the fourth guide rod 322, so that the third barrier 313 and the fourth barrier 323 move to the maximum distance away from the carrier module 1, so that the PCB with a larger size can be placed thereon, and at this time, the maximum distance between the third barrier 313 and the fourth barrier 323 is equal and flush, then the third positioning power element 311 drives the third guide rod 312, the fourth positioning power element 321 drives the fourth guide rod 322, so that the third barrier 313 and the fourth barrier 323 move toward the middle of the carrier module 1, so that the third barrier 313 and the fourth barrier 323 start to reset and abut against the second side of the PCB, so as to move the PCB in the Y direction, and the second deviation correcting unit 33 is disposed on the other side of the third guide rod 312 away from the third barrier 313, the other ends of third guide rod 312 and fourth guide rod 322 are finally abutted against second deviation correcting unit 33, and third guide rod 312 is positioned at a position before fourth guide rod 322 is abutted, and the abutment time is earlier, so that the moving stroke of third guide rod 312 during resetting is smaller than that of fourth guide rod 322, therefore, the final resetting position of third baffle 313 and fourth baffle 323 is different, the moving stroke of third baffle 313 is smaller, and the second side edge of the PCB is inclined.
According to actual requirements, the third positioning power member 311 and the fourth positioning power member 321 may also be power members that implement linear driving, such as a motor, an electric cylinder, and a hydraulic cylinder.
In this embodiment, as shown in fig. 4 to 5, the second deviation correcting unit 33 includes a second limiting power component 331, a second connecting rod 332, a third limiting screw 333 and a fourth limiting screw 334, the third limiting screw 333 and the fourth limiting screw 334 are movably disposed through the second connecting rod 332, the second connecting rod 332 is connected to the second limiting power component 331, one end of the third limiting screw 333 is exposed outside the second connecting rod 332 and faces the third guide rod 312, one end of the fourth limiting screw 334 is exposed outside the second connecting rod 332 and faces the fourth guide rod 322, an exposed length of one end of the third limiting screw 333 is greater than an exposed length of one end of the fourth limiting screw 334, one end of the third limiting screw 333 is used for abutting against the third guide rod 312, and one end of the fourth limiting screw is used for abutting against the fourth guide rod 322.
For example, the second connecting rod 332 is an aluminum strip, the third limiting screw 333 and the fourth limiting screw 334 are respectively inserted into two ends of the second connecting rod 332 and are in threaded connection with the second connecting rod 332, the second limiting power component 331 is preferably an air cylinder, and certainly can also be a power component that can be linearly driven by a motor, an electric cylinder, a hydraulic cylinder, and the like, a fixed end of the second limiting power component 331 is installed on the bearing module 1, and a telescopic end is connected with the middle portion of the second connecting rod 332, an operator debugs the third limiting screw 333 and the fourth limiting screw 334 according to an angle deviation of a PCB on the bearing module 1 when the manipulator places the PCB, so that the exposed length of the third limiting screw 333 is greater than that of the fourth limiting screw 334, and the specific length difference can be debugged according to the actual situation of a processing site. After debugging, normal processing is started, the second limit power part 331 extends to enable the third limit screw 333 and the fourth limit screw 334 to be at preset positions, the third positioning power part 311 and the fourth positioning power part 321 also extend, so that the third baffle 313 and the fourth baffle 323 are at the extreme position of the maximum distance, the manipulator places the PCB on the bearing module 1, the third positioning power member 311 and the fourth positioning power member 321 are retracted, the third baffle 313 and the fourth baffle 323 abut against the second side edge of the PCB, the PCB is enabled to move in the Y direction, in the retraction process, the third guide rod 312 is firstly abutted to the third limiting screw 333, the third baffle 313 stops moving, the fourth guide rod 322 is abutted to the fourth limiting screw 334 after continuously moving for a certain distance, the fourth baffle 323 stops moving, at the moment, the second side edge of the PCB is inclined, and the angle deviation adjustment is carried out on the PCB. The distribution positions of the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 are set according to actual conditions, so that the clockwise or counterclockwise angular deflection of the PCB is realized.
According to actual needs, the number of the third limiting screws 333 and the number of the third guide rods 312 may be equal, and similarly, the number of the fourth limiting screws 334 and the number of the fourth guide rods 322 may be equal. For example, in the present embodiment, the number of the third limiting screws 333, the third guide rods 312, the fourth limiting screws 334, and the fourth guide rods 322 is two, so that the movement of the third blocking plate 313 and the fourth blocking plate 323 is more stable.
In this embodiment, as shown in fig. 2, the carrier module 1 includes: a carrier plate 11 for placing a workpiece; the mounting plate 12 is provided with the bearing plate 11; the first positioning unit 21 and the second positioning unit 22 are both mounted side by side on a first side of the mounting plate 12, and the third positioning unit 31 and the fourth positioning unit 32 are both mounted side by side on a second side of the mounting plate 12 adjacent to the first side. Preferably, the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 are mounted on the surface of the mounting plate 12 opposite to the bearing plate 11, when the first positioning unit 21 is close to the second side edge, the second positioning unit 22 is far away from the second side edge, the third positioning unit 31 is far away from the first side edge, and the fourth positioning unit 32 is close to the first side edge, the PCB deflects by a clockwise angle, and the deflection angle is determined according to the debugging length of the four limit screws; when the first positioning unit 21 is far away from the second side edge, the second positioning unit 22 is close to the second side edge, the third positioning unit 31 is close to the first side edge, and the fourth positioning unit 32 is far away from the first side edge, the PCB deflects by an anticlockwise angle, and the deflection angle is determined according to the debugging length of the four limit screws.
In this embodiment, as shown in fig. 2 and 4, the carrying module 1 further includes a moving unit 13, which is installed on the mounting plate 12 and connected to the carrying plate 11, for driving the carrying plate 11 to move toward the first side and the second side of the mounting plate 12, so that the first positioning unit 21, the second positioning unit 22, the third positioning unit 31, and the fourth positioning unit 32 abut against the workpiece. Preferably, the moving unit 13 may be an air cylinder, certainly, a motor, an electric cylinder, a hydraulic cylinder and the like, to realize a linear driving power component, a fixed end of the air cylinder is connected to the surface of the mounting plate 12 opposite to the bearing plate 11, a telescopic end is connected to the bearing plate 11, the bearing plate 11 is movably abutted to the mounting plate 12, the manipulator places the PCB on the bearing plate 11, the air cylinder drives the bearing plate 11 to move along the X direction and the Y direction simultaneously, i.e., to move obliquely, so that the bearing plate 11 moves towards the first side and the second side of the mounting plate 12, finally, the first side of the PCB abuts to the first positioning unit 21 and the second positioning unit 22, and the second side of the PCB abuts to the third positioning unit 31 and the fourth positioning unit 32.
In this embodiment, the position adjustment mechanism has the following working procedure:
1. the exposure lengths of a first limiting screw 233, a second limiting screw 234, a third limiting screw 333 and a fourth limiting screw 334 are adjusted according to the angle deviation condition of the PCB placed by the manipulator;
2. the first limiting power part 231, the second limiting power part 331, the first positioning power part 211, the second positioning power part 221, the third positioning power part 311 and the fourth positioning power part 321 extend;
3. placing the PCB on the bearing plate 11, and driving the bearing plate 11 to move by the moving unit 13, so that the first side edge of the PCB abuts against the first baffle plate 213 and the second baffle plate 223, and the second side edge of the PCB abuts against the third baffle plate 313 and the fourth baffle plate 323;
4. the first positioning power part 211, the second positioning power part 221, the third positioning power part 311 and the fourth positioning power part 321 are all retracted, the positions of the PCB in the X direction and the Y direction are adjusted, and the PCB deflects at an angle, so that the two PCBs are parallel.
The invention also provides a laser drilling device, which comprises the position adjusting mechanism of the above embodiment, after a plate-shaped workpiece is placed on the bearing module 1, the first positioning unit 21 and the second positioning unit 22 abut against a first side edge of the workpiece, the third positioning unit 31 and the fourth positioning unit 32 abut against a second side edge of the workpiece, the second side edge is adjacent to the first side edge, the first positioning unit 21, the second positioning unit 22, the third positioning unit 31 and the fourth positioning unit 32 move towards the workpiece, so as to abut against and drive the workpiece to move on the bearing module 1, the moving stroke of the first positioning unit 21 is smaller than that of the second positioning unit 22, the moving stroke of the third positioning unit 31 is smaller than that of the fourth positioning unit 32, the workpiece is deflected by a preset angle during the movement. Can realize adjusting the angular deviation of work piece through implementing this embodiment, when a plurality of work pieces carried out laser drilling simultaneously, other work pieces carried out the angle through this embodiment and deflected to parallel with first work piece, have guaranteed that the work piece can be accurately discerned and processed, have improved laser drilling's position accuracy nature, ensure that laser drilling normally goes on.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A position adjustment mechanism, comprising:
the bearing module is used for placing a plate-shaped workpiece;
the first adjusting module comprises a first positioning unit and a second positioning unit, the first positioning unit and the second positioning unit are both arranged on the bearing module and are both used for abutting against the first side edge of the workpiece;
the second adjusting module comprises a third positioning unit and a fourth positioning unit, the third positioning unit and the fourth positioning unit are both arranged on the bearing module and are both used for abutting against a second side edge of the workpiece adjacent to the first side edge;
the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit can move towards the workpiece, the moving stroke of the first positioning unit is smaller than that of the second positioning unit, and the moving stroke of the third positioning unit is smaller than that of the fourth positioning unit, so that the first positioning unit, the second positioning unit, the third positioning unit and the fourth positioning unit can abut against and drive the workpiece to deflect by a preset angle.
2. The mechanism of claim 1, wherein the first adjustment module further comprises a first offset adjustment unit, the first offset adjustment unit is mounted to the carrier module, a distance between the first positioning unit and the first offset adjustment unit is smaller than a distance between the second positioning unit and the first offset adjustment unit, and a moving stroke of the first positioning unit is smaller than a moving stroke of the second positioning unit when the first positioning unit and the second positioning unit move toward the workpiece to abut against the first offset adjustment unit.
3. The position adjusting mechanism of claim 2, wherein the first positioning unit comprises a first positioning power member, a first guide rod and a first baffle plate, one end of the first guide rod is connected with the first baffle plate, and the other end of the first guide rod is connected with the first positioning power member in a penetrating way,
the second positioning unit comprises a second positioning power part, a second guide rod and a second baffle, one end of the second guide rod is connected with the second baffle, the other end of the second guide rod is connected with the second positioning power part in a penetrating manner, the first baffle and the second baffle are used for abutting against the first side edge of the workpiece, the distance between the other end of the first guide rod and the first deviation correction unit is smaller than the distance between the other end of the second guide rod and the first deviation correction unit,
when the first positioning power part drives the first guide rod, and the second positioning power part drives the second guide rod to move to the other end to abut against the first deviation correcting unit, the moving stroke of the first baffle is smaller than that of the second baffle.
4. The position adjustment mechanism of claim 3, wherein the first offset correcting unit comprises a first limit power member, a first connecting rod, a first limit screw, and a second limit screw, the first limit screw and the second limit screw are in threaded connection with the first connecting rod, the first connecting rod is connected with the first limiting power part, one end of the first limiting screw is exposed outside the first connecting rod and faces the first guide rod, one end of the second limiting screw is exposed outside the first connecting rod and faces the second guide rod, the exposed length of one end of the first limit screw is longer than that of one end of the second limit screw, one end of the first limiting screw is used for being abutted to the first guide rod, and one end of the second limiting screw is used for being abutted to the second guide rod.
5. The mechanism of claim 1, wherein the second adjustment module further comprises a second offset correction unit, the second offset correction unit is mounted on the carrier module, a distance between the third positioning unit and the second offset correction unit is smaller than a distance between the fourth positioning unit and the second offset correction unit, and a moving stroke of the third positioning unit is smaller than a moving stroke of the fourth positioning unit when the third positioning unit and the fourth positioning unit move toward the workpiece to abut against the second offset correction unit.
6. The position adjusting mechanism according to claim 5, wherein the third positioning unit comprises a third positioning power member, a third guide rod and a third baffle plate, one end of the third guide rod is connected with the third baffle plate, and the other end of the third guide rod is connected with the third positioning power member in a penetrating manner,
the fourth positioning unit comprises a fourth positioning power part, a fourth guide rod and a fourth baffle, one end of the fourth guide rod is connected with the fourth baffle, the other end of the fourth guide rod is connected with the fourth positioning power part in a penetrating manner, the third baffle and the fourth baffle are used for abutting against the first side edge of the workpiece, the distance between the other end of the third guide rod and the second deviation correction unit is smaller than the distance between the other end of the fourth guide rod and the second deviation correction unit,
when the third positioning power part drives the third guide rod and the fourth positioning power part drives the fourth guide rod to move to the other end of the fourth guide rod to abut against the second deviation correcting unit, the moving stroke of the third baffle is smaller than that of the fourth baffle.
7. The position adjustment mechanism of claim 6, wherein the second offset correcting unit includes a second limit power member, a second connecting rod, a third limit screw, and a fourth limit screw, the third limit screw and the fourth limit screw are in threaded connection with the second connecting rod, the second connecting rod is connected with the second limit power part, one end of the third limit screw is exposed outside the second connecting rod and faces the third guide rod, one end of the fourth limit screw is exposed outside the second connecting rod and faces the fourth guide rod, the exposed length of one end of the third limiting screw is greater than that of one end of the fourth limiting screw, one end of the third limiting screw is used for being abutted to the third guide rod, and one end of the fourth limiting screw is used for being abutted to the fourth guide rod.
8. The position adjustment mechanism according to any one of claims 1 to 7, wherein the carrier module comprises:
a carrier plate for placing the workpiece;
the mounting plate is arranged on the bearing plate;
the first positioning unit and the second positioning unit are arranged on the first side edge of the mounting plate, and the third positioning unit and the fourth positioning unit are arranged on the second side edge, adjacent to the first side edge, of the mounting plate.
9. The position adjustment mechanism of claim 8, wherein the carrier module further comprises a moving unit mounted to the mounting plate and coupled to the carrier plate for driving the carrier plate to move toward the first and second sides of the mounting plate to cause the first, second, third, and fourth positioning units to abut the workpiece.
10. A laser drilling apparatus comprising the position adjustment mechanism of any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431431.3A CN113042914B (en) | 2021-04-21 | 2021-04-21 | Position adjusting mechanism and laser drilling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431431.3A CN113042914B (en) | 2021-04-21 | 2021-04-21 | Position adjusting mechanism and laser drilling device |
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| CN113042914A true CN113042914A (en) | 2021-06-29 |
| CN113042914B CN113042914B (en) | 2023-04-18 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001096057A1 (en) * | 2000-06-16 | 2001-12-20 | Contour Cutting Technologies Ltd. | Cutting machine |
| CN208898013U (en) * | 2018-10-11 | 2019-05-24 | 苏州华智诚精工科技有限公司 | Fine tuning positioning device for sheet stock |
| CN210131993U (en) * | 2019-05-29 | 2020-03-10 | 广州本森咨询服务有限公司 | Plate clamping and leveling device |
| CN111185748A (en) * | 2020-02-19 | 2020-05-22 | 聆创(上海)机电技术有限公司 | Direction adjusting mechanism |
| CN112665477A (en) * | 2021-01-05 | 2021-04-16 | 苏州紫金港智能制造装备有限公司 | Detection tool and method for testing plane positioning accuracy of end effector |
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2021
- 2021-04-21 CN CN202110431431.3A patent/CN113042914B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001096057A1 (en) * | 2000-06-16 | 2001-12-20 | Contour Cutting Technologies Ltd. | Cutting machine |
| CN208898013U (en) * | 2018-10-11 | 2019-05-24 | 苏州华智诚精工科技有限公司 | Fine tuning positioning device for sheet stock |
| CN210131993U (en) * | 2019-05-29 | 2020-03-10 | 广州本森咨询服务有限公司 | Plate clamping and leveling device |
| CN111185748A (en) * | 2020-02-19 | 2020-05-22 | 聆创(上海)机电技术有限公司 | Direction adjusting mechanism |
| CN112665477A (en) * | 2021-01-05 | 2021-04-16 | 苏州紫金港智能制造装备有限公司 | Detection tool and method for testing plane positioning accuracy of end effector |
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|---|---|
| CN113042914B (en) | 2023-04-18 |
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