CN102107290A - Drilling method and drilling equipment - Google Patents
Drilling method and drilling equipment Download PDFInfo
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- CN102107290A CN102107290A CN 201010620312 CN201010620312A CN102107290A CN 102107290 A CN102107290 A CN 102107290A CN 201010620312 CN201010620312 CN 201010620312 CN 201010620312 A CN201010620312 A CN 201010620312A CN 102107290 A CN102107290 A CN 102107290A
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Abstract
The invention discloses a drilling method and drilling equipment, relates to the technical field of electronics, and solves the technical problems that the cost is high and a large-dimension circuit board is inconvenient to process and long in processing cycle in the prior art. The drilling method comprises the following steps of: arranging the circuit board on a first working table and an adjacent second working table of the drilling equipment, so that a first processing part of the circuit board is positioned in the first working table; drilling the first processing part by using a first cutter which is arranged on the drilling equipment corresponding to the first working table; and drilling the second processing part by using a second cutter which is arranged on the drilling equipment corresponding to the second working table. The drilling method and the drilling equipment are applied to drilling the circuit board.
Description
Technical field
The present invention relates to electronic technology field, the rig that is specifically related to a kind of boring method and implements this boring method.
Background technology
Circuit board is the important component part in the electronic equipment, and backboard (claim motherboard, English is: Backplanes) be a kind of circuit board that is applied to carry various components and parts.
Backboard possesses to inserting system board power distribution thereon or being communicated with electrical functionality between each plate, is mainly used in fields such as server, network communication and base station.Backboard generally has characteristics such as the number of plies is many, area is big, thickness is big, aspect ratio height, and backboard is very high to the requirement of aspects such as pressing technology, electroplating technology, level to level alignment degree technology in process of production.
As shown in Figure 1, make in the prior art in the process of circuit board 1, need hole, mill repeatedly machining such as (mill and also claim gong) edges of boards circuit board 1.The method of existing machining circuit board 1 generally includes following steps:
Establishment is used for the program (or claiming: formula, borehole data) of the cutter head 3 on the keyhole equipment;
A plurality of circuit boards 1 are positioned over same position place on a plurality of work tops 2 of rig with identical direction respectively;
According to program clamping corresponding cutters 4, and according to the predefined dimensional parameters of program, use on the rig cutter 4 of institute's clamping on each work top 2 corresponding cutter head 3 that are provided with, to the processing of holing synchronously of the circuit board 1 on each workbench 2.
In the prior art, common rig, for example drilling machine is provided with six identical work tops 2 of size usually, in six work tops 2, each work top 2 equal correspondence is provided with a cutter head 3, cutter 4 of each cutter head 3 each clamping, each bench drill hole equipment are used for respectively realizing simultaneously the processing of holing of six circuit boards 1 that are positioned over same position on six work tops 2 respectively by six cutter heads 3.
Because backboard is compared with common circuit board 1, the difference of backboard maximum is that the size of backboard is bigger, especially the size of employed backboard usually also can be bigger than the size of common backboard in the telecommunication system, for the backboard that is of a size of more than 24 * 24 inches, owing to surpassed the size of existing circuit board 1 rig work top 2, so can't use existing circuit board 1 rig to produce.Want to produce large-sized backboard, can only perhaps, strengthen the size of the work top 2 of rig, and increase the scope of rig cutter head 3 activities putting in order the bigger of bench drill hole equipment design in the prior art.
The inventor finds that there is following problem at least in prior art in realizing process of the present invention:
In the prior art, no matter be to put in order the bigger of bench drill hole equipment design, still strengthen the rig size of work top 2 as shown in Figure 1, and the scope of cutter head 3 activities on the interior work top 2 of increase rig, all need to make again new rig or existing rig is carried out necessary transformation, and make new rig again or transform existing rig not only cost than higher, and will certainly delay process-cycle of large scale circuit plate 1 (for example backboard more than 24 * 24 inches), cause the process-cycle of large scale circuit plate 1 longer.
Summary of the invention
The embodiment of the invention provides a kind of boring method, and solve prior art and had the cost height, and the technical problem that the processing of large scale circuit plate is inconvenient, the process-cycle is long.
For achieving the above object, embodiments of the invention adopt following technical scheme:
This boring method may further comprise the steps:
S1, circuit board is placed on first work top and adjacent second work top of rig, makes first processing part of described circuit board be in described first work top;
S2, use first cutter of corresponding setting with described first work top on the described rig, to the processing of holing of described first processing part;
S3, use second cutter of corresponding setting with described second work top on the described rig, to the processing of holing of described second processing part.
This rig is used to implement the boring method that the invention described above embodiment is provided, and comprises first work top, second work top, first cutter head, second cutter head and cutter head switching device shifter, wherein:
First cutter of the described first cutter head clamping and the corresponding setting of described first work top;
Second cutter of the described second cutter head clamping and the corresponding setting of described second work top;
Described cutter head switching device shifter is used at described first cutter of the described first cutter head clamping, and uses described first cutter to be holed in first processing part of the workpiece on first work top to add man-hour, turn off described second cutter head;
Described cutter head switching device shifter also is used at described second cutter of the described second cutter head clamping, and uses described second cutter to be holed in second processing part of the workpiece on second work top to add man-hour, turn off described first cutter head.
Compared with prior art, the arbitrary technical scheme in the technique scheme provided by the present invention all has following advantage at least:
Because in the boring method that the embodiment of the invention provided, circuit board is comprised first processing part and second processing part, and in the process, first processing part and second processing part of circuit board are positioned over respectively on first work top and first work top, second work top on every side, then, use is finished with the cutter on first work top and each self-corresponding cutter head of second work top boring of circuit board first processing part and second processing part is processed respectively, and then can use existing rig to realize the boring of entire circuit plate is processed, this shows, compared with prior art, need not in the embodiment of the invention and will put in order the bigger of bench drill hole equipment design, also need not to strengthen the size of rig table surface or increase the scope of rig cutter head activity, only by to the improvement of procedure of processing or add the cutter head switching device shifter and just can use existing rig to finish processing to large scale circuit plate, because the present invention need not to make again new rig, so not only saved cost, and shortened process-cycle of large scale circuit plate, and then solved prior art and have the cost height, and large scale circuit plate processing inconvenience, the technical problem that process-cycle is long;
In addition, because the boring method that the embodiment of the invention provided can utilize existing rig fully, so can utilize so that existing resource can access more fully.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram that uses the process of existing rig boring processing circuit board in the prior art;
The hole schematic diagram of the circuit board that offers the plate locating hole of processing of the boring method that can use embodiments of the invention and provide is provided Fig. 2;
Fig. 3 uses the schematic diagram of the process of drilling machine boring processing circuit board for using a kind of embodiment of the boring method that embodiments of the invention provided;
Fig. 4 uses the schematic diagram of the process of drilling machine boring processing circuit board for using another embodiment of the boring method that embodiments of the invention provided;
Fig. 5 is the schematic flow sheet of the boring method that embodiments of the invention provided;
The process schematic diagram of Fig. 6 for working out control program and utilize control program that cutter head is controlled in the boring method that embodiments of the invention provided;
Fig. 7 is the schematic flow sheet of first processing part or second processing part of locating circuit board in the boring method that embodiments of the invention provided;
Fig. 8 uses the schematic diagram of the process of drilling machine boring processing circuit board for using the boring method that embodiments of the invention provided;
Fig. 9 is the schematic diagram of the flow process of the method for offering first Kong Yumo hole in the boring method that embodiments of the invention provided;
Figure 10 is for installing the schematic flow sheet of the method for base plate and backboard in the boring method that embodiments of the invention provided.
The specific embodiment
The embodiment of the invention provides a kind of can make full use of existing rig, boring method that cost is lower and process time large scale circuit plate is short and the rig of implementing this method.
Boring method provided by the invention may further comprise the steps:
S1, circuit board is placed on first work top and adjacent second work top of rig, makes first processing part of described circuit board be in described first work top;
S2, use first cutter of corresponding setting with described first work top on the described rig, to the processing of holing of described first processing part;
S3, use second cutter of corresponding setting with described second work top on the described rig, to the processing of holing of described second processing part.
Should understand, though circuit board can only be divided into first processing part and second processing part in one embodiment, but, each processing part of circuit board (for example first processing part and second processing part) needn't size equate, nor overall dimension that must the forming circuit plate, and can be to need the local part of processing on the circuit board.When a processing part is added man-hour, this processing part should be in the corresponding work table top, rather than is in the gap area between the adjacent work top.
Preferably, in various embodiments of the present invention, in this boring method, between described step S2 and described step S3, further comprising the steps of:
Adjust the position of described circuit board, described second processing part is in described second work top.
Owing to have certain interval between first work top and second work top, the zone that the part of circuit board need be processed (for example second processing part) is if between first work top and second work top time, the possibility that then may exist first cutter and second cutter all can't hole and process, so machine after first processing part, need to adjust the position of circuit board, second processing part is in second work top, like this, just, can be so that on the entire circuit plate all can be holed in the zone of all processing of need holing.
Preferably, in various embodiments of the present invention, further comprising the steps of:
S10, with described circuit board be positioned over described first work top, second work top and with the 3rd work top of described first work top and/or the described rig adjacent with described second work top on, make the 3rd processing part of described circuit board be in described the 3rd work top;
S20, use the 3rd cutter of corresponding setting with described the 3rd work top on the described rig, to the processing of holing of described the 3rd processing part.
The gross area that the work top that has increased rig is set of the 3rd work top is so can use the circuit board of rig processing dimension provided by the invention greater than first work top and second work top.Certainly, also can be in the present embodiment according to the size of circuit board, the multiplex (MUX) makes table top to use above method to be provided with more.
Preferably, in various embodiments of the present invention, in this boring method, further comprising the steps of:
S2a, between described circuit board and described first work top, location structure is set; And/or,
S2b, between described circuit board and described second work top, location structure is set; And/or;
S2c, between described circuit board and described the 3rd work top, location structure is set.
Location structure is with firm being fixed on first work top, second work top and/or the 3rd work top of circuit board, can avoid circuit board to be offset, to go here and there like this in the process of processing circuit board, and the precision of influence boring processing, and then the quality of processing of guaranteeing to hole is higher, speed is faster.
Preferably, in various embodiments of the present invention, in this boring method, further comprising the steps of:
S2d, the supplemental support location structure is set, be used to support and/or locate described circuit board in described first, second, third work top part each other.
And/or; In this boring method, further comprising the steps of:
By at least two table top locating holes on described first or second work top and the plate locating hole on first or second processing part at described circuit board, described circuit board is positioned on described first or second work top.
Because there is certain interval each other in first, second, third work top, in the process of boring processing circuit board between first, second, third work top circuit board of gap location easily be damaged, so circuit board at first, second, third work top part place each other the supplemental support location structure is set, can make to be positioned at basically identical on suffered support force of first, second, third work top circuit board each other and first, second, third work top, and then guarantee circuit board boring crudy everywhere.
In one embodiment, table top locating hole and/or plate locating hole can be unthreaded hole or screw, realize the location to match with corresponding pin or screw.
Preferably, in various embodiments of the present invention, described first cutter is only offered first hole on the circuit board outside described first processing part; And/or
Described second cutter is only offered last hole on the described circuit board outside described second processing part, perhaps, described the 3rd cutter is only offered last hole on the described circuit board outside described the 3rd processing part.
In various embodiments of the present invention, first hole and last hole are to confirm the sign hole whether cutter is used for the ease of operating personnel, do not have the function of connecting circuit, so be to be provided with outside the processing part.Certainly, in other embodiments, if desired, first hole and last hole can be set also in the processing part.Only otherwise influence the circuit connection gets final product.
Preferably, in various embodiments of the present invention, between first or second processing part of described first or second work top and described circuit board flexible plate is set, preferably described flexible plate is positioned on described first or second work top by the bottom plate hole that is provided with on it; And/or,
Be covered with cover plate on described first processing part, described second processing part and/or described the 3rd processing part, make the corresponding processing part of boring described circuit board again behind the saturating described cover plate of when boring subdrilling, preferably described cover plate is made by Heat Conduction Material.
In one embodiment, bottom plate hole can be unthreaded hole or screw, realizes the location to match with corresponding pin or screw.
Preferably, in various embodiments of the present invention, a plurality of described circuit boards with identical or symmetric patterns are placed on a plurality of work tops of described rig, and in described rig, a plurality of described circuit boards are holed synchronously.
Boring synchronously helps to improve the drilling efficiency of circuit board, makes full use of work top as much as possible and cutter.
Preferably, in various embodiments of the present invention, described circuit board is set has following at least a feature:
Second processing part is symmetrical or not symmetrical on first processing part of described circuit board and the described circuit board;
The position of the plate locating hole on the position of the plate locating hole on first processing part of described circuit board and second processing part of described circuit board is symmetrical or not symmetrical;
Offer at least three described plate locating holes on first processing part of described circuit board and/or on second processing part;
Described plate locating hole is the NPTH hole on the described circuit board.
Preferably, in various embodiments of the present invention, described first work top is set and/or described second work top has following at least a feature:
Described first work top and/or described second work top and/or described base plate are made or are made by phenolic materials by timber or non-timber;
When described circuit board was rectangular, described first work top and described second work top were all rectangular and measure-alike;
The size on the long limit of described circuit board is greater than the long limit of described first work top or described second work top.
Rig provided by the present invention is used to implement the boring method that the invention described above embodiment is provided, and comprises first work top, second work top, first cutter head, second cutter head and cutter head switching device shifter, wherein:
First cutter of the described first cutter head clamping and the corresponding setting of described first work top;
Second cutter of the described second cutter head clamping and the corresponding setting of described second work top;
Described cutter head switching device shifter is used at described first cutter of the described first cutter head clamping, and uses described first cutter to be holed in first processing part of the workpiece on first work top to add man-hour, turn off described second cutter head;
Described cutter head switching device shifter also is used at described second cutter of the described second cutter head clamping, and uses described second cutter to be holed in second processing part of the workpiece on second work top to add man-hour, turn off described first cutter head.
Preferably, in various embodiments of the present invention, this rig also comprises sync control device, wherein:
Described sync control device, a plurality of circuit boards with identical or symmetric patterns that are used to control on a plurality of work tops that are placed on described rig are holed synchronously, and wherein said a plurality of work tops comprise described first and second work tops.
In synchronous processing procedure, according to the size of circuit board, can use two or more work tops, thereby can realize the synchronous processing of many plates for the identical or symmetrical circuit board of pattern to each circuit board.In one embodiment, described rig comprises six work tops, in this case, if each circuit board is used two work tops, but three circuit boards of synchronous processing then; If each circuit board is used three work tops, but two circuit boards of synchronous processing then.Like this, the synchronous processing by to circuit board can significantly improve production efficiency.
Preferably, in various embodiments of the present invention, this rig also comprises the 3rd work top and the 3rd cutter head, the 3rd cutter of described the 3rd cutter head clamping and the corresponding setting of described the 3rd work top, wherein:
Described cutter head switching device shifter also is used at described the 3rd cutter head clamping the 3rd cutter, and uses described the 3rd cutter to be holed in the 3rd processing part of the workpiece on the 3rd work top to add man-hour, turn off described first cutter head and described second cutter head.
Preferably, in various embodiments of the present invention, described first work top is a rectangle, and described second work top is positioned on the length direction or width of described first work top, and described the 3rd work top is positioned on the width or length direction of described first work top.
In an embodiment of the present invention, can use more a plurality of work tops as required, for example can use three work tops.In this case, according to the size shape of circuit board or processing part, the work top that is adopted can be the distribution of 1 shape (for microscler circuit board or processing part) or L shaped distribution (for L shaped circuit board or processing part).
The setting of this arrangement works table top is more flexible, and the position of the 3rd work top can be set according to the needs in space in the factory building, simultaneously, uses rig provided by the invention to process the more circuit board of multiform shape, for example: L-shaped circuit board.
Preferably, in various embodiments of the present invention, described first cutter head, described second cutter head and/or described the 3rd cutter head also comprise the cutter switching device shifter, wherein:
Described cutter switching device shifter is used for transferring corresponding described first cutter, described second cutter and/or described the 3rd cutter in the tool magazine to the processing of holing of described circuit board according to the needs of drilling operation;
The cutter switching device shifter can be transferred corresponding cutter according to the needs of drilling operation, not only can be so that cutter head can use the processing of holing of multiple cutter, and during the shared tool magazine of first cutter head, second cutter head and/or the 3rd cutter head, a cutter also can use for different cutter heads in the different periods, this shows, the setting of cutter switching device shifter has not only strengthened the function of drilling operation, and since the kind of cutter can be provided with more, so can also process more complicated circuit board.
Preferably, in various embodiments of the present invention, this rig also comprises circuit board adjustment positioner, wherein:
Described circuit board is adjusted positioner, be used to adjust described circuit board on described a plurality of work tops the position and described circuit board is positioned at described a plurality of work top, for example be used to adjust and/or locate the position of described circuit board on described first work top, described second work top and/or described the 3rd work top.
Use circuit board to adjust positioner and adjust the position of circuit board on first work top, second work top and/or the 3rd work top, with respect to the operating position precision is higher manually, operation more saves time, laborsaving.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not paying creative work belongs to the scope of protection of the invention.
As Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the boring method that the embodiment of the invention provided may further comprise the steps:
S1, will be as shown in Figure 2 first processing part 11 of circuit board 1 be positioned on first work top 21 of rig as shown in Figure 3;
S2, second processing part 12 of circuit board 1 is positioned on second work top 22 around first work top 21 of rig,
S3, turn off on the rig and the cutter head 3 of second work top, 22 corresponding settings as shown in Figure 3, using on the rig cutter 4 of institute's clamping on the cutter head 3 with the 21 corresponding settings of first work top is first cutter, to the processing of holing of first processing part 11 of circuit board 1;
S4, turn off on the rig and the cutter head 3 of first work top, 21 corresponding settings as shown in Figure 3, using on the rig cutter 4 of institute's clamping on the cutter head 3 with the 22 corresponding settings of second work top is second cutter, to the processing of holing of second processing part 12 of circuit board 1; Perhaps, second processing part 12 with circuit board 1 is positioned on first work top 21 of rig as shown in Figure 4, first processing part 11 of circuit board 1 is positioned on second work top 22 of rig, use on the rig cutter of institute's clamping on the cutter head with the 21 corresponding settings of first work top, to the processing of holing of second processing part 12 of circuit board 1.
Because in the method for the boring processing circuit board 1 that the embodiment of the invention provided, circuit board 1 comprises first processing part 11 and second processing part 12, and in the process, first processing part 11 and second processing part 12 of circuit board 1 are positioned over respectively on first work top 21 and first work top 21, second work top 22 on every side, then, cutter 4 on the use and first work top 21 and second work top, 22 each self-corresponding cutter head 3 is finished the processing to circuit board 1 first processing part 11 and second processing part 12 respectively, and then can use the processing of existing rig realization to entire circuit plate 1, perhaps, second processing part 12 of circuit board 1 is positioned on first work top 21 of rig, and after first processing part 11 of circuit board 1 being positioned on second work top 22 of rig, use on the rig cutter 4 of institute's clamping on the cutter head 3 with the 21 corresponding settings of first work top, to the processing of holing of second processing part 12 of circuit board 1, like this, also can use the processing of existing rig realization to entire circuit plate 1, this shows, compared with prior art, need not in the embodiment of the invention and will put in order the bigger of bench drill hole equipment design, also need not to strengthen the size of rig table surface or increase the scope of rig cutter head 3 activities, only by just can use existing rig to finish processing to the improvement of procedure of processing to large scale circuit plate 1, because the present invention need not to make again new rig, also need not to transform existing rig, so not only saved cost, and shortened process-cycle of large scale circuit plate 1, and then solved prior art and have the cost height, and long technical problem of the process-cycle of large scale circuit plate 1;
In addition, because the method for the boring processing circuit board 1 that the embodiment of the invention provided can be utilized existing rig fully, so can utilize so that existing resource can access more fully.
As shown in Figure 5 and Figure 6, in the present embodiment boring method, further comprising the steps of:
S00, establishment are used for cutter head 3 clamping cutters 4 on the keyhole equipment, and use the hole control program of process operation of 4 pairs of circuit boards 1 of cutter of institute's clamping;
S01, according to instruction relevant in the control program with the cutter head 3 of first work top 21 or the 22 corresponding settings of second work top, work out out first control program or second control program that are used to control with the cutter head 3 of first work top 21 or the 22 corresponding settings of second work top;
S02, rig is loaded first control program or second control program;
Use the cutter 4 of institute's clamping on the cutter head 3,, be specially first processing part 11 of circuit board 1 or second processing part 12 method for processing of holing:
Rig is according to first control program or second control program, and control cutter head 3 clamping cutters 4 also use first processing part 11 of 4 pairs of circuit boards 1 of cutter of institute's clamping or the processing of holing of second processing part 12;
S03, rig are according to first control program or the second control program clamping cutter 4 and use first processing part 11 of 4 pairs of circuit boards 1 of cutter of institute's clamping or the processing of holing of second processing part 12;
Perhaps, in this boring method, further comprising the steps of:
S00, establishment are used in the keyhole equipment cutter head 3 clamping cutters 4 with the 21 corresponding settings of first work top, and hole first control program of process operation of first processing part 11 of 4 pairs of circuit boards 1 of cutter of use institute clamping;
S01, establishment are used in the keyhole equipment cutter head 3 clamping cutters 4 with the 22 corresponding settings of second work top, and hole second control program of process operation of second processing part 12 of 4 pairs of circuit boards 1 of cutter of use institute clamping;
S02, rig is loaded first control program or second control program;
Use the cutter 4 of institute's clamping on the cutter head 3,, be specially first processing part 11 of circuit board 1 or second processing part 12 method for processing of holing:
Rig is according to first control program or second control program, and control cutter head 3 clamping cutters 4 also use first processing part 11 of 4 pairs of circuit boards 1 of cutter of institute's clamping or the processing of holing of second processing part 12.
Control program is also referred to as borehole data or boring formula, and usually the client can provide a complete borehole data, with a complete borehole data be divided into two independently the benefit of first control program and second control program be:
First control program, second control program is controlled the processing of holing of first work top 21 and corresponding 3 pairs first work tops 21 of cutter head that are provided with of second work top 22 and the circuit board 1 on second work top 22 respectively, because first control program, second control program is mutually independently, so when both control different cutter heads 3 respectively, can not interact, and can gradation load first control program, second control program, because first control program, the inevitable data volume of the data volume of second control program less than a complete borehole data, so for complete control program of disposable loading, gradation loads the words of first control program and second control program, required loaded data amount is littler in the loading procedure, more helps improving the efficient of rig processing circuit board.
In first control program and second control program, use the number of cutting tool 4, order to use the number of cutting tool 4, order to be redefined for consistent with the cutter head 3 of first work top, 21 corresponding settings on the rig with the cutter head 3 of second work top, 22 corresponding settings.
In first control program and second control program, the number, order that uses cutters 4 with the cutter head 3 of first work top, 21 corresponding settings on the rig is with the number of the cutter head 3 use cutters 4 of second work top, 22 corresponding setting, be redefined for when consistent in proper order, first work top, 21 corresponding cutter heads 3 that are provided with and second work top, the 22 corresponding cutter head 3 employed tool magazines that are provided with can design identical, saved and be equipped with the different cutters spent time of 4 storehouses, helped to increase work efficiency.
In the invention described above present embodiment, step S4 is preferably: turn off on the rig cutter head 3 with the 21 corresponding settings of first work top, use on the rig cutter 4 of institute's clamping on the cutter head 3 with the 22 corresponding settings of second work top, to the processing of holing of second processing part 12 of circuit board 1;
Between step S2 and the step S3, further comprising the steps of:
S2a, first processing part 11 of circuit board 1 is removably fixed on first work top 21;
And/or, between step S3 and the step S4, further comprising the steps of:
S3a, second processing part 12 of circuit board 1 is removably fixed on second work top 22.
In the process of processing that circuit board 1 is holed, when circuit board 1 is removably fixed in first work top 21 or is removably fixed on second work top 22, can avoid holing circuit board 1 in the process of processing because be subjected to of the vibration of the cutter 4 of institute's clamping on the cutter head 3 of rig to its cutting force that applies and rig, and cause circuit board 1 to follow cutter 4 and/or rig trembles, is offset, and then the precision and the quality of the processing that can guarantee to hole.
Step S4 is preferably: turn off on the rig cutter head 3 with the 21 corresponding settings of first work top, use on the rig cutter 4 of institute's clamping on the cutter head 3 with the 22 corresponding settings of second work top, second processing part 12 of circuit board 1 holed add man-hour, on the one hand, first processing part 11 of changing circuit board 1 again and the step of second processing part 12 have been saved; On the other hand, comparatively average the sharing of workload of boring processing circuit board 1 given on the rig institute's clamping on the cutter head 3 with the 22 corresponding settings of second work top cutter 4 and with the cutter head 3 of first work top, 21 corresponding settings on the cutter 4 of institute clamping, so on two workbench on the pairing cutter head 3 loss of the cutter 4 of institute's clamping in the boring process more average, so the service life of the cutter 4 of institute's clamping also can be more of a specified duration on the pairing cutter head 3 on two workbench.
As Fig. 3 and shown in Figure 7, in the invention described above present embodiment, step S2a or step S3a specifically may further comprise the steps:
Sa1, the boring of predefined position processes at least two table top locating holes 5 on first work top 21 or second work top 22;
Sa2, process, position corresponding plate locating hole 6 identical with table top locating hole 5 plate numbers in predefined position on first processing part 11 of circuit board 1 or on second processing part 12;
Sa3, embed pins 7 at table top locating hole 5, the wherein part of pin 7 is extended table top locating hole 5;
Sa4, first processing part 11 or second processing part 12 of circuit board 1 by being socketed on pin 7, are extended on the part of table top locating hole 5 by plate locating hole 6.
The fixed structure that table top locating hole 5, plate locating hole 6 and pin 7 constitute is not only relatively simple for structure, be convenient to make, and dismounting, fitting operation is also more convenient.Cutter 4 cuttings that table top locating hole 5 is preferably institute's clamping on the cutter head 3 of rig in the present embodiment form, plate locating hole 6 be preferably use similar mark machine device (for example: the X-RAY target-shooting machine) get.
In the invention described above present embodiment, second processing part 12 is symmetrical on first processing part 11 on the circuit board 1 and the circuit board 1, and/or the position of the plate locating hole 6 on first processing part 11 of circuit board 1 and the position of the plate locating hole 6 on second processing part 12 on the circuit board 1 are not symmetrical.
Because (for example: work top drilling machine) all is that size dimension is identical to every bench drill hole equipment in the prior art, so the symmetrical design in second processing part 12 can be on first work top 21 and the workload of comparatively average branch drilling processing on second work top 22 on first processing part 11 on the circuit board 1 and the circuit board 1, and then make the loss of the cutter 4 on the cutter head 3 of cutter 4 and the 22 corresponding settings of second work top on the corresponding cutter heads 3 that are provided with of the work top 21 of winning comparatively average, help to prolong first work top, the 21 corresponding cutter heads 3 that are provided with and on cutter 4, and with the cutter head 3 of second work top, 22 corresponding settings and on service life of cutter 4, simultaneously, because circuit board 1 symmetric design can determine that the location of circuit board 1 is more easy so that first processing part 11 and second processing part, 12 central points are easier.
When the position of the plate locating hole 6 on first processing part 11 of circuit board 1 and the position of the plate locating hole 6 on second processing part 12 on the circuit board 1 are not symmetrical, can avoid operating personnel in the process of placing circuit board 1, first processing part 11 and second processing part 12 of circuit board 1 to be mistaken one's bearings, reduce the probability of maloperation.
In the invention described above present embodiment, rig is as Fig. 3 or drilling machine shown in Figure 4.
Drilling machine is the higher rig of frequency of utilization, and existing drilling machine is provided with a plurality of workbench usually, and existing circuit board 1 all needs so be suitable for using technical solution of the present invention, to enlarge the size range of its circuit board 1 that can process through boring processing usually.
As shown in Figure 9, in the invention described above present embodiment, cutter 4 is for boring cutter, wherein as shown in Figure 3:
Further comprising the steps of among the step S3:
S30, if when first processing part 11 of circuit board 1 does not have the required hole that is drilled with of cutter that first work top, the 21 corresponding cutter heads that are provided with 3 use 4, first work top, the 21 corresponding cutter heads that are provided with 3 use cutters 4 only to offer first hole on circuit board 1;
And/or, further comprising the steps of among the step S4:
S40, if when second processing part 12 of circuit board 1 does not have first work top, the 21 corresponding cutter heads that are provided with 3 and uses the required hole that is drilled with of cutter 4, first work top, the 21 corresponding cutter heads that are provided with 3 use cutters 4 only to offer last hole on circuit board 1.
First Kong Yumo hole is that drilling machine is in the boring process, the sign hole that is drilled with for ease of operating personnel's identification, the order of observing, check cutter head 3 employed cutters 4 and specification, first hole is on cutter head 3 clampings after the drill bit, the hole that at first is drilled with, and last hole is on cutter head 3 clampings after the drill bit, the hole that is drilled with at last.First Kong Yumo hole drill is located at the edge in the edges of boards zone of circuit board 1, the design in first Kong Yumo hole the edges of boards edges of regions can be cut away during circuit board 1 processing and forming or milling is fallen, so can't influence the dimensional accuracy or the cutting quality in the circuit zone (being used to transmit the circuit of data or electric current and the zone at conduction copper column place on the circuit board 1) of circuit board 1.
As shown in figure 10, in the invention described above present embodiment, between step S2 and step S4, further comprising the steps of:
S2b, be higher than in flexibility that predefined position processes, position corresponding spacing hole identical with table top locating hole 5 plate numbers on the base plate as shown in Figure 78 that the material of circuit board 1 makes;
S2c, lay base plates 8, spacing hole is sheathed on the corresponding pin 7 in its position extends on the part of table top locating hole 5 at first work top 21 or second work top 22;
S2d, circuit board 1 is positioned on the base plate 8 on first work top 21 or second work top 22;
And/or, between step S2 and step S4, further comprising the steps of:
S2e, on first processing part 11 of circuit board 1, be covered with the cover plate of making by Heat Conduction Material 9, perhaps, on second processing part 12 of circuit board 1, be covered with the cover plate of making by Heat Conduction Material 9;
Behind S2f, the saturating cover plate 9 of cutter 4 subdrillings, bore first processing part 11 or second processing part 12 of circuit board 1 again.
Because the material flexibility of base plate 8 is higher than the material of circuit board 1, base plate 8 fills up between the circuit board 1 and first work top 21 or between the circuit board 1 and second work top 22, the circuit board 1 in the process of processing circuit board 1 of can avoiding holing splitting occurs near the part of first work top 21 or second work top 22, and then guarantees the machining accuracy and the intensity of circuit board 1.All base plate 8 can be set during drilling machine boring processing circuit board 1.
Cover plate 9 can drilling machine be drilled with in the process of through hole to circuit board 1 from above play a protective role, but also the heat on the drill bit can be conducted, thereby reduces the heat of drill bit, reduce the probability that drill bit damages because temperature is too high.
As Fig. 3 or shown in Figure 8, in the invention described above present embodiment, plate locating hole 6 is NPTH (Non Plating Through Hole, the non-heavy copper hole) hole on the circuit board 1;
And/or, offer at least three plate locating holes 6 on first processing part 11 of circuit board 1 and/or on second processing part 12;
And/or first work top 21 and/or second work top 22 are made for wood;
And/or base plate 8 is made for phenolic materials;
And/or cover plate 9 is made for aluminum or aluminum alloy;
And/or cover plate 9 is bonded on the circuit board 1 by adhesive tape (being preferably the wrinkle gummed paper).
The NPTH hole, hole wall does not have copper, is convenient to boring processing, suitable being applied to as plate locating hole 6.Three points can be determined a plane, so plate locating hole 6 is preferably three in the present embodiment.Certainly, the number of plate locating hole 6 also can be provided with three with last in the present embodiment.
Wood had both had certain flexibility and can guarantee that first work top 21 and/or second work top 22 can not cause loss to cutter 4, have certain rigid again and can guarantee that first work top 21 and/or second work top 22 support reliably, locating circuit board 1, and, wood also has with low cost, the advantage of being convenient to draw materials.Certainly, first work top 21 and/or second work top 22 also can use other materials outside the wood in the present embodiment.
Phenolic materials is all reasonable material of a kind of fire protecting performance, flexibility, and the cutting force that is applied in the process of cutter 4 cutting circuit boards 1 suits to be applied to cushion.
Aluminum or aluminum alloy has heat conductivility preferably, simultaneously, also has certain intensity and can play also to circuit board 1 that the certain protection effect is suitable to be applied to as cover plate 9.Certainly, present embodiment cover plate 9 also can use other materials with better heat conductivility outside the aluminum or aluminum alloy such as copper, copper alloy to make.
Adhesive tape is with low cost, and is convenient to tear it down, and processes after the circuit board 1, cover plate 9 is torn be difficult for staying dirt on circuit board 1.Certainly, also can use modes such as screw, bolt connection that cover plate 9 is fixed on the circuit board 1 in the present embodiment.
As Fig. 3, Fig. 4 or shown in Figure 8, in the invention described above present embodiment, circuit board 1 is rectangular, and first work top 21 and second work top 22 are all rectangular and measure-alike;
And/or the size on the long limit of circuit board 1 is greater than the long limit of first work top 21 or second work top 22;
And/or the size of circuit board 1 is not less than 20 * 20 inches, and preferably, circuit board 1 is not less than 24 * 24 inches backboard for size.
Rectangular first work top 21 and second work top 22 are comparatively general, help to improve the versatility of the method for the boring processing circuit board 1 that the embodiment of the invention provides.Usually, the rig that is provided in the prior art can't be processed the circuit board 1 of size more than 20 * 20 inches, and the method for using the boring processing circuit board 1 that the embodiment of the invention provided not only can be processed the circuit board 1 of size more than 20 * 20 inches, and, can also be applied to process 24 * 24 inches backboard.
The rig that the embodiment of the invention provided comprises first work top, second work top, cutter head and cutter head switching device shifter, wherein:
On first work top and on second work top respectively correspondence be provided with cutter head;
The cutter head switching device shifter, be used for the cutter head clamping cutter of the corresponding setting of first work top, and use cutter to be holed in first processing part of the workpiece on first work top to add man-hour, turn off on the rig cutter head with the corresponding setting of second work top;
The cutter head switching device shifter, also be used for the cutter head clamping cutter of the corresponding setting of second work top, and use cutter to be holed in second processing part of the workpiece on second work top to add man-hour, turn off on the rig cutter head with the corresponding setting of first work top.
Because the cutter head switching device shifter in the embodiment of the invention rig has been used the boring method that the invention described above embodiment provided, so there is total specified features between embodiment of the invention rig and the invention described above boring method, so also can produce identical technique effect, solve identical technical problem.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (15)
1. boring method is characterized in that: may further comprise the steps:
S1, circuit board is placed on first work top and adjacent second work top of rig, makes first processing part of described circuit board be in described first work top;
S2, use first cutter of corresponding setting with described first work top on the described rig, to the processing of holing of described first processing part;
S3, use second cutter of corresponding setting with described second work top on the described rig, to the processing of holing of described second processing part.
2. boring method according to claim 1 is characterized in that: in this boring method, between described step S2 and described step S3, further comprising the steps of:
Adjust the position of described circuit board, described second processing part is in described second work top.
3. boring method according to claim 1 and 2 is characterized in that: further comprising the steps of:
S10, with described circuit board be positioned over described first work top, second work top and with the 3rd work top of described first work top and/or the described rig adjacent with described second work top on, make the 3rd processing part of described circuit board be in described the 3rd work top;
S20, use the 3rd cutter of corresponding setting with described the 3rd work top on the described rig, to the processing of holing of described the 3rd processing part.
4. according to claim 1 or 2 or 3 described boring methods, it is characterized in that: in this boring method, further comprising the steps of:
S2a, between described circuit board and described first work top, location structure is set; And/or,
S2b, between described circuit board and described second work top, location structure is set; And/or,
S2c, between described circuit board and described the 3rd work top, location structure is set.
5. according to the arbitrary described boring method of claim 1 to 4, it is characterized in that:
In this boring method, further comprising the steps of:
The supplemental support location structure is set, be used to support and/or locate described circuit board in described first, second, third work top part each other;
And/or;
In this boring method, further comprising the steps of:
By at least two table top locating holes on described first or second work top and the plate locating hole on first or second processing part at described circuit board, described circuit board is positioned on described first or second work top.
6. according to the arbitrary described boring method of claim 1 to 5, it is characterized in that:
Described first cutter is only offered first hole on the circuit board outside described first processing part; And/or
Described second cutter is only offered last hole on the described circuit board outside described second processing part, perhaps, described the 3rd cutter is only offered last hole on the described circuit board outside described the 3rd processing part.
7. according to the arbitrary described boring method of claim 1 to 6, it is characterized in that:
Between first or second processing part of described first or second work top and described circuit board flexible plate is set, preferably described flexible plate is positioned on described first or second work top by the bottom plate hole that is provided with on it,
And/or,
Be covered with cover plate on described first processing part, described second processing part and/or described the 3rd processing part, make the corresponding processing part of boring described circuit board again behind the saturating described cover plate of when boring subdrilling, preferably described cover plate is made by Heat Conduction Material.
8. according to the arbitrary described boring method of claim 1 to 7, it is characterized in that:
A plurality of described circuit boards with identical or symmetric patterns are placed on a plurality of work tops of described rig, and in described rig, a plurality of described circuit boards are holed synchronously.
9. according to the arbitrary described boring method of claim 1 to 8, it is characterized in that: described circuit board is set has following at least a feature:
Second processing part is symmetrical on first processing part of described circuit board and the described circuit board;
The position of the plate locating hole on the position of the plate locating hole on first processing part of described circuit board and second processing part of described circuit board is symmetrical or not symmetrical;
Offer at least three described plate locating holes on first processing part of described circuit board and/or on second processing part;
Described plate locating hole is the NPTH hole on the described circuit board.
10. according to the arbitrary described boring method of claim 1 to 9, it is characterized in that: described first work top is set and/or described second work top has following at least a feature:
Described first work top and/or described second work top and/or described base plate are made or are made by phenolic materials by timber or non-timber;
When described circuit board was rectangular, described first work top and described second work top were all rectangular and measure-alike;
The size on the long limit of described circuit board is greater than the long limit of described first work top or described second work top.
11. a rig is used to implement the arbitrary described boring method of claim 1 to 10, it is characterized in that: comprise first work top, second work top, first cutter head, second cutter head and cutter head switching device shifter, wherein:
First cutter of the described first cutter head clamping and the corresponding setting of described first work top;
Second cutter of the described second cutter head clamping and the corresponding setting of described second work top;
Described cutter head switching device shifter is used at described first cutter of the described first cutter head clamping, and uses described first cutter to be holed in first processing part of the workpiece on first work top to add man-hour, turn off described second cutter head;
Described cutter head switching device shifter also is used at described second cutter of the described second cutter head clamping, and uses described second cutter to be holed in second processing part of the workpiece on second work top to add man-hour, turn off described first cutter head.
12. rig according to claim 11 is characterized in that: this rig, also comprise sync control device, wherein:
Described sync control device, a plurality of circuit boards with identical or symmetric patterns that are used to control on a plurality of work tops that are placed on described rig are holed synchronously, and wherein said a plurality of work tops comprise described first and second work tops.
13. according to claim 11 or 12 described rigs, it is characterized in that: described first work top is a rectangle, described second work top is positioned on the length direction or width of described first work top, and described the 3rd work top is positioned on the width or length direction of described first work top.
14. according to claim 11 or 12 or 13 described rigs, it is characterized in that: described first cutter head, described second cutter head and/or described the 3rd cutter head also comprise the cutter switching device shifter, wherein:
Described cutter switching device shifter is used for transferring corresponding described first cutter, described second cutter and/or described the 3rd cutter in the tool magazine to the processing of holing of described circuit board according to the needs of drilling operation.
15. according to claim 11 or 12 or 13 or 14 described rigs, it is characterized in that: this rig also comprises circuit board adjustment positioner, wherein:
Described circuit board is adjusted positioner, be used to adjust described circuit board on described a plurality of work tops the position and described circuit board is positioned at described a plurality of work top.
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| CN 201010620312 CN102107290B (en) | 2010-12-23 | 2010-12-23 | Drilling method and drilling equipment |
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| CN103313517A (en) * | 2012-03-16 | 2013-09-18 | 北大方正集团有限公司 | Drilling positioning method for PCB (printed circuit board) |
| CN103785876A (en) * | 2014-02-21 | 2014-05-14 | 昆山苏杭电路板有限公司 | Method for drilling high-precision large-aperture hole in printed board |
| CN104260147A (en) * | 2014-08-21 | 2015-01-07 | 宁波赛特信息科技发展有限公司 | Flexible circuit board drilling method |
| CN104325174A (en) * | 2014-10-09 | 2015-02-04 | 梅州市志浩电子科技有限公司 | Printed circuit board hole drilling positioning device and method |
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| CN104802214A (en) * | 2015-03-27 | 2015-07-29 | 深圳市五株科技股份有限公司 | Drilling method of overlength printed circuit board |
| CN104841969A (en) * | 2015-06-03 | 2015-08-19 | 洛阳伟信电子科技有限公司 | PCB (printed circuit board) numerical-control drilling method |
| CN106922082A (en) * | 2015-12-25 | 2017-07-04 | 惠州中京电子科技有限公司 | A kind of localization method of machine drilling |
| CN106163117A (en) * | 2016-07-14 | 2016-11-23 | 广州杰赛科技股份有限公司 | The machine-tooled method of wiring board |
| CN106180785A (en) * | 2016-08-12 | 2016-12-07 | 广德新三联电子有限公司 | A kind of large scale circuit board drilling method |
| CN106270603A (en) * | 2016-08-12 | 2017-01-04 | 广德新三联电子有限公司 | A kind of large scale circuit twist drill hole forming method |
| CN106180785B (en) * | 2016-08-12 | 2019-07-19 | 广德新三联电子有限公司 | A kind of large scale circuit board drilling method |
| CN106270603B (en) * | 2016-08-12 | 2019-08-16 | 广德新三联电子有限公司 | A kind of large scale circuit boring processing method |
| CN110740584A (en) * | 2019-10-12 | 2020-01-31 | 西安金百泽电路科技有限公司 | method for preparing gold immersion of ultra-long and ultra-thin polyimide single panel |
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| CN116900349B (en) * | 2023-09-11 | 2024-01-12 | 成都飞机工业（集团）有限责任公司 | Aviation structural part end effector and part machining method |
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Effective date of registration: 20221012 Address after: 3007, Hengqin international financial center building, No. 58, Huajin street, Hengqin new area, Zhuhai, Guangdong 519031 Patentee after: New founder holdings development Co.,Ltd. Patentee after: ZHUHAI FOUNDER PCB DEVELOPMENT Co.,Ltd. Address before: 100871, Beijing, Haidian District Cheng Fu Road 298, founder building, 5 floor Patentee before: PEKING UNIVERSITY FOUNDER GROUP Co.,Ltd. Patentee before: ZHUHAI FOUNDER PCB DEVELOPMENT Co.,Ltd. |
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