CN109109077A - Drilling processing device and drilling method - Google Patents
Drilling processing device and drilling method Download PDFInfo
- Publication number
- CN109109077A CN109109077A CN201810651056.1A CN201810651056A CN109109077A CN 109109077 A CN109109077 A CN 109109077A CN 201810651056 A CN201810651056 A CN 201810651056A CN 109109077 A CN109109077 A CN 109109077A
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- CN
- China
- Prior art keywords
- height
- processing
- aforementioned
- main shaft
- drill bit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/16—Perforating by tool or tools of the drill type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/02—Means for moving the cutting member into its operative position for cutting
- B26D5/06—Means for moving the cutting member into its operative position for cutting by electrical means
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
It is an object of the present invention to reduce the movement desired time in gas cutting as far as possible in the drilling processing processed by drill bit to substrate improve productivity.The present invention has upper level test section and main shaft drives control unit, aforementioned upper level test section detects the height of the upper surface of each Working position of machined object in the processing of Working position, aforementioned main shaft drives control unit, which is able to carry out, will keep the control giving speed in processing on the way switch of the main shaft of drill bit to machine direction, the main shaft drives control unit is controlled, so that if the height of the drill bit of processing on the way reaches the height in previous processing by adding set height in the upper level of aforementioned upper level test section detection, then reduce and gives speed.
Description
Technical field
The present invention relates to for example carry out the drilling processing device of aperture and drill to add by drill bit relative to printed circuit board
Work method.
Background technique
In this drilling processing device, according to processing program, the workbench of printed circuit board will be placed with along X-axis, Y-axis
Direction driving makes to be avoided in advance to the drill bit decline of set height later by drill bit relative to Working position relative positioning
Carry out aperture.
In the past, moving distance (gas cutting (the エ ア カ ッ ト)) such as patent document 1 of the up and down direction unrelated with the processing of drill bit
(the 0005th section) is disclosed, considers the unevenness of the thickness of printed circuit board and set certain height with allowing some leeway.
However, being arranged to certain height in the prior art with allowing some leeway in gas cutting as described above, drill bit is prominent
The time will be spent by entering to printed circuit board, so processing spends the time, there is the problem of productivity variation.
Therefore, as disclosed in patent document 2 (the 0004th section), also have and give movement to printed circuit board by carrying out high speed
The commitment positions α of front, the existing skill for giving movement in contrast for the cutting of low speed improve productivity is switched to later
Art, but commitment positions α considers the uneven thickness of printed circuit board, it is desired nonetheless to it is set as the height allowed some leeway, corresponding ground auger
The head process angle of incidence is elongated, becomes the main reason for deteriorating productivity.
Patent document 1: Japanese Unexamined Patent Publication 2002-166396 bulletin.
Patent document 2: Japanese Unexamined Patent Publication 2003-1509 bulletin.
Summary of the invention
Therefore, it is an object of the present invention in the drilling processing processed by drill bit to substrate, reduces as far as possible
The movement of the gas cutting desired time improves productivity.
To solve the above-mentioned problems, representative drilling processing device disclosed in the present application is characterized in that having upper table
Face height detection portion and main shaft drives control unit, aforementioned upper level test section is detected in the processing of Working position to be processed
The height of the upper surface of each Working position of object, aforementioned main shaft drives control unit are able to carry out control, so that will keep boring
The main shaft of head switches to the speed of giving of machine direction in processing on the way, which is controlled, so that if
The height of the drill bit of processing on the way reaches the upper level detected in previous processing by aforementioned upper level test section
The upper height plus set height then reduces and aforementioned gives speed.
In addition, representative drilling method disclosed in the present application is characterized in that, in each processing of machined object
When the processing of position, the height of the upper surface of the Working position is detected, if the height of the drill bit of processing on the way is reached previous
The upper level detected when processing adds the height of set height, then reduces and keep the main shaft of drill bit to machine direction
Give speed.
Invention effect
According to the present invention, in the drilling processing processed by drill bit to substrate, the movement in gas cutting can be reduced as far as possible
The desired time can be such that productivity improves.
Detailed description of the invention
Fig. 1 is the figure for illustrating the movement based on drilling processing device of the invention.
Fig. 2 is the figure for indicating the structure based on drilling processing device of the invention.
Specific embodiment
Embodiment
Hereinafter, illustrating one embodiment of the invention using Fig. 1 ~ 2.
Fig. 2 is the figure for indicating the structure based on drilling processing device of the invention.Each structural element of Fig. 2, connecting line master
It indicates to be considered as necessary each structural element, connecting line for illustrating the present embodiment, not indicates to be used as drilling processing
All structural elements, connecting line necessary to device.
In Fig. 2, appended drawing reference 1 is the printed circuit board for needing aperture to process, and appended drawing reference 2 is by printed circuit board 1
Via the machine table for the lower plate 3b mounting being made of resin piece, appended drawing reference 3a is placed in the upper plate on printed circuit board 1, attached
Icon note 5 is to maintain the main axle unit of the main shaft 6 for the motor internally-arranged type for rotating drill bit 4.Main axle unit 5 is vertically driven by main shaft
Portion 7 vertically drives.
Machine table 2 is driven in the horizontal direction by workbench driving portion 8 to position, so that drill bit 4 is towards being intended in printed circuit
The position of 1 aperture of plate.Upper plate 3a is for example made of the metallic conductor as aluminium, and the occlusion of drill bit 4 is preferable, and performance prevents flash etc. from sending out
Raw effect.Lower plate 3b plays the effect for preventing drill bit 4 from penetrating printed circuit board 1 and contacting with machine table 2.In this case, making
It is the both sides of upper plate 3a and the printed circuit board 1 under it for the machined object relative to drill bit 4.
In the lower side of main shaft 6, the presser feet 9 for pushing printed circuit board 1 when aperture is processed blocks via pressure cylinder 10
It closes.Main axle unit 5 and presser feet 9 keep set interval vertically to engage, in the case where main axle unit 5 declines, with
Main axle unit 5 drops to the upper surface location that presser feet 9 is connected to upper plate 3a jointly.If presser feet 9 is connected to the surface of upper plate 3a,
Hereafter presser feet 9 stays in the position, and only main axle unit 5 individually declines, can be by 4 aperture of drill bit.If terminating aperture to make to lead
Axle unit 5 rises, then rises together from certain position and presser feet 9.
Appended drawing reference 11 is the upper table that the detector 12 by being fixed on main axle unit 5 is constituted with the bar 13 for being fixed on presser feet 9
Face sensor.For upper surface sensor 11 in the case where declining main axle unit 5, presser feet 9 reaches the surface of upper plate 3a, only presser feet
9 cannot further decline, when detecting that main axle unit 5 and presser feet 9 mutually deviate in vertical direction, the detection of output upper surface
Signal S.
Appended drawing reference 15 is controlled other than the rotation to main shaft 6 to control the whole whole control of drilling processing device
Portion processed is internally provided with main shaft drives control unit 16, workbench drive control part 17, upper level detection storage unit 18,
Aforementioned main shaft drives control unit 16 is worked as according to the end for giving location information identification drill bit 4 from main shaft vertical drive unit 7
Preceding height and position, while main shaft vertical drive unit 7 is controlled, foregoing work platform drive control part 17 drives according to from workbench
Portion 8 gives the two-dimensional position of location information identification machine table 2, while controlling workbench driving portion 8, aforementioned upper level inspection
Storage unit 18 is surveyed in the processing of each Working position, when based on detecting that signal S is detected in upper surface by upper surface sensor 11
From main shaft vertical drive unit 7 give location information detection upper plate 3a surface height, stored.In addition, main shaft
Drive control part 16 is able to carry out giving for switching main shaft vertical drive unit 7 in the processing of each Working position, in processing on the way
The control of speed.
Whole control unit 15 have it is described herein other than control function, also connect with (not shown) piece.Whole control
Portion 15 is constituted for example centered on the processing unit of process control, and each structural element therein, connecting line include theoretic
Each structural element, connecting line.In addition, a part of each structural element can also be individually arranged with whole control unit 15.
Fig. 1 is the figure for illustrating the movement based on drilling processing device of the invention, indicates the terminal position of drill bit
The Temporal changes of height.Appended drawing reference R indicates to carry out the evacuation position for avoiding drill bit when aperture relative to printed circuit board.
To the continuously processing of v-th, next w-th of hole, if being illustrated to the case where w-th of hole of processing,
It is then as described below.
Main shaft drives control unit 16 with gas cutting with give speed Va from evacuation position R decline the end of drill bit 4, until than
The upper plate 3a detected when the processing in v-th of hole as the previous hole for being pre-stored in upper level detection storage unit 18
Upper level Hv high h height Hv+h.
H at this time is set as the maximum in the difference of the thickness of the printed circuit board of the adjacent processing hole site of printed circuit board 1
Value, the end of drill bit 4 are reached to height Hv+h, then main shaft drives control unit 16 will give speed and be switched to than gas cutting with giving
Speed Va slow aperture gives velocities Vp to decline, including upper plate 3a to 1 aperture of printed circuit board.Reference number C w table
Show the switching moment for giving speed, at the time of appended drawing reference Pw indicates that drill bit 4 reaches the upper surface of upper plate 3a, appended drawing reference Hw table
Show the height of the upper surface of upper plate 3a at this time.When the processing, the height Hw of the upper surface of upper plate 3a is detected by upper level
Storage unit 18 is detected and is stored.After the process finishing in w-th of hole, main shaft drives control unit 16 makes drill bit 4 with return speed
Vb rise, in order to next hole processing and avoid to evacuation position R.
In addition, in Fig. 1, appended drawing reference Ho indicate as processing in the case where the initial hole of printed circuit board 1 or
Again from the gas cutting height for giving the switching time that speed Va switches in the case where more bit change 4.Height Ho is from opposite
It will not be with the gas cutting height for the gas cutting switching time for giving speed Va switching for giving speed Va aperture in any hole site
Degree, is stored in the inside of main shaft drives control unit 16.
According to the above embodiments, the Level Change of the upper plate 3a based on last hole site is from gas cutting with giving speed
The switching time of Va switching, so the height even if the thickness change of printed circuit board 1, with the upper surface of the upper plate 3a in v-th of hole
It is slightly higher compared to the height Hw of the upper surface of the upper plate 3a as w-th next of hole to spend Hv, if poor in the range of h,
Its decline effectively can be made with speed Va is given with gas cutting near the upper surface of upper plate 3a.Therefore, even if printed circuit board 1
Thickness change, can also prevent with gas cutting the possibility with giving speed Va aperture, being deteriorated without machining accuracy.
Also, h at this time is the value for only considering the difference of the thickness of printed circuit board of adjacent processing hole site, so not
It needs to consider like that the prior art the whole uneven thickness of printed circuit board 1, value more smaller than the prior art can be set.Cause
This, can be such that productivity improves.
In addition, in the above embodiment, the upper surface of upper plate 3a is detecting main axle unit 5 and presser feet 9 in Vertical Square
When mutually deviating upwards, carried out using the upper surface sensor 11 of output upper surface detection signal S but it is also possible to be its other party
Method.
For example, according to Japanese Unexamined Patent Publication 2015-223685 bulletin, it is known that the conductor layer of detection bit contact printed circuit board
When drill bit and ground between capacitor variation to detect the technology that drill bit is contacted with the conductor layer of printed circuit board, can also be with
The variation of the capacitor between drill bit 4 and ground when detection drill bit 4 and the upper surface of upper plate 3a contact makes upper surface detect signal S
Output.
In addition, in the above embodiment, being also possible to operator can be according to upper plate 3a, lower plate 3b, printed circuit board
1 respective structure, revolving speed of drill bit etc., separately, or make it is several suitably mutually in linkage, by be set to drilling
The control panel of processing unit (plant), setting gas cutting with give speed Va, velocities Vp, return speed Vb and h are given in aperture.
In addition, in the above embodiment, according to the structure of printed circuit board 1 and other processing conditions, upper plate 3a is simultaneously
It is not necessarily necessary, can omit.In this case, as machined object, only printed circuit board 1.
In addition, in the present invention, the lesser drill with ferrule head process angle of incidence of h is shorter and productivity can be made to improve, but upper
It states in embodiment, will be set as in the maximum value of the difference of the thickness of the printed circuit board of the adjacent processing hole site of printed circuit board 1
H, h become larger.
In printed circuit board 1, if the interval of adjacent processing hole site is smaller, the thickness of adjacent processing hole location
Difference it is small.Generally, the degree that the interval of adjacent processing hole site extremely becomes larger is less, and higher proportion is adjacent processing hole
The difference of thickness at position becomes smaller.
Accordingly it is also possible in the following way: the interval of new processing hole site and upper processing hole site is detected, if
It is less than set value, then the numerical value (hereinafter referred to as hm) for being less than aforementioned maximum value will be added to the upper surface of a upper hole site
The height of height is used from next gas cutting as h and gives the speed Va switching time switched, if aforementioned interval is more than
Height Ho then is set as using from gas cutting and gives the speed Va switching time switched by set value.
It is arranged in this way, h can be made smaller under higher proportion, so to charge into the time shorter and can make productivity for drill bit
It improves.
The structure that Fig. 2 indicates for realizing aforesaid way.
In Fig. 2, appended drawing reference 19 be the interval of the new processing hole site of detection and upper processing hole site and by its
Interval comparing section of the testing result compared with set value.Main shaft drives control unit 16 according to interval comparing section 19 comparison result,
Control main shaft vertical drive unit 7 as follows gives speed: if new processing hole site and upper processing hole site
Interval is less than set value, then will be set as next plus the height of hm in the upper level of a upper hole site and use from gas cutting
The speed Va switching time of switching is given, in addition, being set as cutting from gas cutting with speed Va is given by height Ho if being more than set value
The switching time changed.
Description of symbols
1: printed wiring board, 2: workbench, 3a: upper plate, 3b: lower plate, 4: drill bit,
5: main axle unit, 6: main shaft, 7: main shaft vertical drive unit,
8: workbench driving portion, 11: upper surface detection sensor, 15: whole control unit,
16: main shaft drives control unit, 17: workbench drive control part,
18: upper level detects storage unit, 19: interval comparing section.
Claims (6)
1. a kind of drilling processing device, which is characterized in that
Have upper level test section and main shaft drives control unit,
Aforementioned upper level test section detects the upper table of each Working position of machined object in the processing of Working position
The height in face,
Aforementioned main shaft drives control unit, which is able to carry out, will keep the main shaft of drill bit processing on the way to the speed of giving of machine direction
The control of switching,
The main shaft drives control unit is controlled so that if the height of processing drill bit on the way reach in previous processing by
The height that set height is added in the upper level that aforementioned upper level test section detects, then reduce and aforementioned give speed
Degree.
2. drilling processing device as described in claim 1, which is characterized in that
The thickness of aforementioned machined object of the aforementioned set height based on the adjacent Working position generated in aforementioned machined object
Difference be determined.
3. drilling processing device as described in claim 1, which is characterized in that
Aforementioned main shaft drives control unit according to by it is next processing hole site and previous Working position interval and set value
The comparison result of the interval comparing section compared changes aforementioned set height.
4. a kind of drilling method, which is characterized in that
In the processing of each Working position of machined object, the height of the upper surface of the Working position is detected, if processing is on the way
The height of drill bit reach the height that set height is added in the upper level that detects in previous processing, then reduce
The main shaft of drill bit is kept to give speed to machine direction.
5. drilling method as claimed in claim 4, which is characterized in that
The thickness of aforementioned machined object of the aforementioned set height based on the adjacent Working position generated in aforementioned machined object
Difference be determined.
6. drilling method as claimed in claim 4, which is characterized in that
By next processing hole site and the interval of previous Working position compared with set value, changed according to the comparison result
Aforementioned set height.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-122787 | 2017-06-23 | ||
| JP2017122787 | 2017-06-23 | ||
| JP2018-075126 | 2018-04-10 | ||
| JP2018075126A JP7046684B2 (en) | 2017-06-23 | 2018-04-10 | Drilling equipment and drilling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109109077A true CN109109077A (en) | 2019-01-01 |
| CN109109077B CN109109077B (en) | 2021-10-22 |
Family
ID=64822767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810651056.1A Active CN109109077B (en) | 2017-06-23 | 2018-06-22 | Drilling device and drilling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109109077B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421578A (en) * | 2019-08-14 | 2019-11-08 | 上海发那科机器人有限公司 | A kind of contact detection formula servo electro spindle drilling gripper and its drilling method |
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| JP2015223686A (en) * | 2014-05-30 | 2015-12-14 | ビアメカニクス株式会社 | Substrate drilling device and substrate drilling method |
| CN205021299U (en) * | 2015-09-28 | 2016-02-10 | 益彰机械股份有限公司 | Drilling machine speed control unit improves |
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|---|---|---|---|---|
| JPH07290399A (en) * | 1994-04-21 | 1995-11-07 | Hitachi Seiko Ltd | Spindle lift end setting device for printed board machining device when machining position is moved |
| JP4231129B2 (en) * | 1998-09-11 | 2009-02-25 | 株式会社アマダエンジニアリングセンター | Drilling machine |
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| CN103990829A (en) * | 2014-05-29 | 2014-08-20 | 上海飞机制造有限公司 | End effector for forming holes for aircraft assembly and using method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421578A (en) * | 2019-08-14 | 2019-11-08 | 上海发那科机器人有限公司 | A kind of contact detection formula servo electro spindle drilling gripper and its drilling method |
| CN110421578B (en) * | 2019-08-14 | 2022-11-04 | 上海发那科机器人有限公司 | Contact detection type servo electric spindle drilling paw and drilling processing method thereof |
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| Publication number | Publication date |
|---|---|
| CN109109077B (en) | 2021-10-22 |
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