CN201855981U - Depth control device for machining circuit board counter bore - Google Patents
Depth control device for machining circuit board counter bore Download PDFInfo
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- CN201855981U CN201855981U CN2010202920960U CN201020292096U CN201855981U CN 201855981 U CN201855981 U CN 201855981U CN 2010202920960 U CN2010202920960 U CN 2010202920960U CN 201020292096 U CN201020292096 U CN 201020292096U CN 201855981 U CN201855981 U CN 201855981U
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- workbench
- screw rod
- positioning
- control device
- guiding mechanism
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Abstract
The utility model discloses a depth control device for machining a circuit board counter bore, which is characterized by comprising a locking device, a positioning device, a positioning disc, a guide mechanism and a workbench; the structure of the positioning device is the structure of a miking adjusting part, and the positioning device is fixed on the workbench by a positioning device fixing support; the guide mechanism is arranged on the workbench, and is positioned right above the positioning device; the positioning disc is arranged at the upper part of a screw rod on the positioning device and can move up and down along the guide mechanism; a movable dial drum on the rotary positioning device controls the screw rod to drive the positioning disc to move up and down in the guide mechanism; and the locking device is fixed nearby the screw rod and used for locking the screw rod. The depth control device has the advantages of being convenient in use and adjustment, simple in structure, easy for maintenance, long in service life, lower in machining cost, wide in machining range, small in volume, light in weight and the like, and is applicable to wide generalization in the field of circuit board counter bores.
Description
Technical field
The utility model relates to a kind of degree of depth control device of processing the wiring board counterbore.
Background technology
The hole that is used for fixed-site on the printed wiring board mostly is counterbore, these counterbores of conventional art all are to process on numerical control drilling machine, numerical control drilling machine use conventional countersink processing during these counterbores breaking serious, positional precision and aperture precision can not effectively be guaranteed, at all can't ordinary production.Because of bore diameter greater than handle of a knife diameter (bore diameter is big more, and gap is big more), the suffered moment of torsion of handle of a knife is very big in the drilling process, even the problem that cutter fractures does not take place, cutter is subjected to the big twisting force also can be unstable in drilling process.Utilize counterbore angle and the counterbore depth dimensions relation of conditioning each other to design, guarantee all kinds of technical requirements of counterbore by the control lathe Z axle free degree, but present lathe adds man-hour actual, be difficult to spatial relation and free degree restriction state between assurance workpiece, frock and the cutter three, thereby do not reach the degree of depth requirement of all kinds of counterbores of control.
On numerical control drilling machine, use the problem of conventional countersink processing counterbore method and existence just can not satisfy printed wiring board countersunk hole quality and efficient, cost requirement like this.Along with wiring board industry profit margin more and more lower today, each enterprise all improves the quality and production efficiency in the various advanced technologies of research, so we also must use new departure printed wiring board countersunk hole quality also to enhance productivity as possible.And a kind of degree of depth control device of counterbore is badly in need of being developed.
As shown in Figure 7, micrometer is widely used as survey tool, it measures adjustment member, be micrometric screw a, nut casing b, microdrum c, fixed muffle d and the ratchet swing handle e of micrometer, classical especially metering system, precision height not only, and simple to operate, so can be used as the degree of depth control assembly of counterbore, its structure uses.
Summary of the invention
The utility model is at the proposition of above problem, and develops a kind of degree of depth control device of processing the wiring board counterbore.The technological means that the utility model adopts is as follows:
A kind of degree of depth control device of processing the wiring board counterbore is characterized in that comprising locking device, positioner, positioning disk, guiding mechanism and workbench; The structure of described positioner is the structure of miking adjustment member, and the described positioner support that is fixed by positioning device is fixed on the workbench; Described workbench is provided with guiding mechanism, be positioned at positioner directly over; The top of the screw rod on positioner is provided with positioning disk, and described positioning disk can move up and down along guiding mechanism; Movable mark tube on the rotary positioning apparatus, the control screw rod drives positioning disk and moves up and down in guiding mechanism; Described locking device is used for tie down screw near being fixed on screw rod.
Described locking device is made of drive link, jackscrew and turning handle; Be provided with a hole above the described guiding mechanism, described jackscrew is with silk hole threaded engagement; Described drive link is fixed on the workbench by the locking device fixed support; Turning handle is rotated control by drive link to jackscrew.
With prior art compare the utility model has the advantages that conspicuous, specific as follows:
1, this degree of depth control device and counterbore are processed special-purpose countersink and are used, can on the lathe platform, realize the accurate control of different size and classification counterbore (the tack counterbore of different counter bore hole diameters, different bottom diameter, different counterbore angle, the different counterbore degree of depth, taper counterbore (82 degree/90 degree/120 degree counterbores etc.)) according to customer requirement, the highest aperture precision can reach 4mil (0.1mm), and aperture precision CPK value reaches 2.15; Maximum gauge can be machined to 12.0mm.
2, the positioner below this degree of depth control device is the micrometer structure, can be in the positioner range ability arbitrarily, drilling depth under the accurate control, the comprehensive error of other mechanisms, depth accuracy can be controlled within the 50 μ m.
3, the positioner of this degree of depth control device has been owing to adopted locking device, so bore the helicitic texture that the drop power that produces when touching positioning disk can damage positioning device under countersink, has the batch process meaning.
4, this degree of depth control device have use easy to adjust, simple in structure, be easy to maintenance, long service life, processing cost is lower, the range of work is wide, volume is little, advantage such as in light weight.
Description of drawings
Fig. 1 is that degree of depth control device described in the utility model is formed structural representation;
Fig. 2 is degree of depth control device described in the utility model and bench drill, wiring board aligning structure schematic diagram;
Structural representation when Fig. 3 is a degree of depth control device zero setting described in the utility model;
Fig. 4 is that degree of depth control device described in the utility model is set the dark back of brill structural representation;
Fig. 5 touches structural representation behind the positioning disk for getting into terminal point under the utility model countersink;
Fig. 6 has bored structural representation behind the counterbore cutter lifting for the utility model;
Fig. 7 is the measurement adjustment member structural representation of micrometer.
Among the figure: 1, locking device fixed support, 2, locking device, 3, positioner, 4, positioning disk, 5, guiding mechanism, 6, the positioner fixed support, 7, workbench, 8, wiring board to be processed, 9, positioning guide column, 10, countersink, 11, the counterbore bottom outlet, 12, screw rod, 13, movable mark tube, 14, drive link, 15, jackscrew, 16, turning handle, 17, the silk hole, 18, counterbore.
The specific embodiment
The degree of depth control device of processing wiring board counterbore described in the utility model utilizes counterbore angle and the counterbore depth dimensions relation of conditioning each other is designed, and guarantees all kinds of technical requirements of counterbore by the control lathe Z axle free degree again.As shown in Figure 1, degree of depth control device described in the utility model comprises locking device 2, positioner 3, positioning disk 4, guiding mechanism 5 and workbench 7; The structure of described positioner 3 is the structure of miking adjustment member, and described positioner 3 support 6 that is fixed by positioning device is fixed on the workbench 7; Described workbench 7 is provided with guiding mechanism 5, be positioned at positioner 3 directly over; The top of the screw rod 12 on positioner 3 is provided with positioning disk 4, and described positioning disk 4 can move up and down along guiding mechanism 5; Movable mark tube 13 on the rotary positioning apparatus 3, control screw rod 12 drives positioning disk 4 and moves up and down in guiding mechanism 5; Described locking device 2 is used for tie down screw 12 near being fixed on screw rod 12.Wherein locking device 12 can be vice structure, band-type brake structure, jackscrew structure.What locking device 2 of the present utility model adopted is the jackscrew structure, is made of drive link 14, jackscrew 15 and turning handle 16; Be provided with a hole 17 above the described guiding mechanism 5, described jackscrew 15 is with a hole 17 threaded engagement; Described drive link 14 is fixed on the workbench 7 by locking device fixed support 1; Turning handle 16 is controlled by 14 pairs of jackscrews 15 of drive link, rotates turning handle 16 and drives jackscrews 15 rotations by drive link 14, feeds and withdraw from the purpose that reaches locking and unclamp screw rod 12 with control jackscrew 15.
For being described further, the example that present embodiment is enumerated is the explanation that is used with this degree of depth control device with the countersink 10 of being with positioning guide column 9, and is extremely shown in Figure 6 as Fig. 1.
The utility model selects the epoxy resin board of a L200xW300xH10 as workbench 7 as shown in Figure 1, outside dimension perforate in workbench 7 centre positions according to guiding mechanism 5, guiding mechanism 5 is mounted in the hole of being opened, guarantee that certain tolerance fit can not relatively move guiding mechanism 5 in the hole of workbench 7, center boring below guiding mechanism 5.Positioner 3 is that the top of micrometer is removed, and keeps support, the screw rod 12 of the reserve part of micrometer is goed deep in the guiding mechanism 5, and front end and positioning disk 4 are connected and fixed.Micrometer stand part (that is: the positioner fixed support 6) is fixed by bolts on the workbench 7, keeps positioner 3 vertical with workbench 7.Reach the effect of location again by being used of foregoing locking device 2, concrete technology implementation procedure is as follows:
Boring counterbore depth localization device 3 Primary Location in bench drill table top center, put the wiring board to be processed 8 that has bored counterbore bottom outlet 11, be clamped in special-purpose countersink 10 on the bench drill chuck and locking, adjust depth localization device 3, bench drill auger spindle, wiring board to be processed 8 threes' relative position, the counterbore bottom outlet 11 three centers of the guiding mechanism 5 on countersink front positioning guide column 9, the workbench 7, wiring board to be processed are on the same axis, as shown in Figure 2; The countersink positioning guide column 9 that makes rotation drilling machine feeding handle falls in the counterbore bottom outlet 11 fully, machine does not spud in earlier, the movable mark tube 13 of dextrorotation positioner 3 makes the positioning disk 4 in guiding mechanism 5 just in time touch the lower edge of countersink positioning guide column 9, and this position is as zero point, as shown in Figure 3; Counterbore degree of depth h according to customer requirement, the movable mark tube 13 of left-handed positioner 3 makes from the downward modulation of counting zero point and highly is h, adjusting locking device 2 is that turning handle 16 is controlled by 14 pairs of jackscrews 15 of drive link, rotate turning handle 16 and drive jackscrew 15 rotations by drive link 14, with feeding of control jackscrew 15, to locking state, as shown in Figure 4; Start rotation hand feed handle behind the rig, begin the drilling counterbore after making countersink front positioning guide column 9 enter counterbore bottom outlet 11 at a slow speed, guide pillar 9 to be positioned no longer continues to bore down after touching positioning disk 4, as shown in Figure 5; Counter-rotation feeding handle lifts countersink 10, and this moment, countersink 10 left the wiring board that bores 8, and counterbore 18 is completion of processing, as shown in Figure 6;
Cooperate the front to have the countersink of positioning guide column with this degree of depth control device.Can realize any, the accurately control of the various different counterbore degree of depth.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and inventive concept thereof, all should be encompassed within the protection domain of the present utility model.
Claims (2)
1. a degree of depth control device of processing the wiring board counterbore is characterized in that comprising locking device (2), positioner (3), positioning disk (4), guiding mechanism (5) and workbench (7); Described positioner (3) support (6) that is fixed by positioning device is fixed on the workbench (7); Described workbench (7) is provided with guiding mechanism (5), be positioned at positioner (3) directly over; The top of the screw rod (12) on positioner (3) is provided with positioning disk (4), and described positioning disk (4) can move up and down along guiding mechanism (5); Movable mark tube (13) on the rotary positioning apparatus (3), control screw rod (12) drives positioning disk (4) and moves up and down in guiding mechanism (5); Described locking device (2) is used for tie down screw (12) near being fixed on screw rod (12).
2. a kind of degree of depth control device of processing the wiring board counterbore according to claim 1 is characterized in that described locking device (2) is made of drive link (14), jackscrew (15) and turning handle (16); Be provided with a hole (17) above the described guiding mechanism (5), described jackscrew (15) is with silk hole (17) threaded engagement; Described drive link (14) is fixed on the workbench (7) by locking device fixed support (1); Turning handle (16) is rotated control by drive link (14) to jackscrew (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202920960U CN201855981U (en) | 2010-08-13 | 2010-08-13 | Depth control device for machining circuit board counter bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202920960U CN201855981U (en) | 2010-08-13 | 2010-08-13 | Depth control device for machining circuit board counter bore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201855981U true CN201855981U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202920960U Expired - Fee Related CN201855981U (en) | 2010-08-13 | 2010-08-13 | Depth control device for machining circuit board counter bore |
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|---|---|
| CN (1) | CN201855981U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458577B (en) * | 2012-06-15 | 2014-11-01 | Univ Chienkuo Technology | Drill-free vise fixture |
| CN106052529A (en) * | 2016-05-31 | 2016-10-26 | 广州杰赛科技股份有限公司 | PCB counterbore detection method |
-
2010
- 2010-08-13 CN CN2010202920960U patent/CN201855981U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458577B (en) * | 2012-06-15 | 2014-11-01 | Univ Chienkuo Technology | Drill-free vise fixture |
| CN106052529A (en) * | 2016-05-31 | 2016-10-26 | 广州杰赛科技股份有限公司 | PCB counterbore detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20130813 |