CN102398058B - Double-headed drilling device - Google Patents
Double-headed drilling device Download PDFInfo
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- CN102398058B CN102398058B CN 201110389940 CN201110389940A CN102398058B CN 102398058 B CN102398058 B CN 102398058B CN 201110389940 CN201110389940 CN 201110389940 CN 201110389940 A CN201110389940 A CN 201110389940A CN 102398058 B CN102398058 B CN 102398058B
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Abstract
The invention discloses a double-headed drilling device, which relates to a vertical drilling machine accessory and is suitable for machining two holes in a board on a vertical drilling machine simultaneously. The device comprises a gear box, wherein the upper part of the gear box is fixedly connected with a sleeve which can be fixedly connected with a drilling machine main shaft sleeve; a gear box input shaft which can be connected with a drilling machine main shaft drillstock is arranged in the sleeve; two output shafts which can be provided with drill bits are arranged on the lower part of the gear box; and a workpiece is compacted by a connecting rod mechanism driven by a cylinder. The rotational motion of the drilling machine main shaft drillstock are decomposed into two kinds of rotating motion with the same rotating direction and rotating speed through the transmission of the gear box and is output by the two output shafts, and the drill bits are arranged on the output shafts, so that a double-headed drilling function can be realized, and the fit dimensional accuracy and the working efficiency of a hole pitch can be improved; and the workpiece of the board can be automatically and quickly clamped through the connecting rod mechanism which is clamped pneumatically.
Description
Technical field
The present invention relates to a kind of upright drill annex, especially a kind of twin tip drill aperture apparatus of upright drill.Be applicable on upright drill sheet material is processed two holes simultaneously.
Background technology
In the machining engineering, often need bore diplopore at sheet material, the distance between two holes has the fit dimension of comparison strictness, and is to produce in enormous quantities.It is very loaded down with trivial details that this uses universal fixturing to add trade union at common upright drill, and efficient is low, and it is long to expend man-hour.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of twin tip drill aperture apparatus that can process diplopore on sheet material simultaneously, improves machining accuracy and operating efficiency.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of twin tip drill aperture apparatus, comprise gear-box, upper gear case is fixedly connected can overlap the sleeve of fixedlying connected with drill press spindle, is provided with the gearbox input shaft that can be connected with the drill press spindle drillstock in the sleeve, and lower gearbox portion arranges two output shafts that drill bit can be installed.
The wheel train structure of gear-box is: power shaft is fixedlyed connected with first gear, first gear meshes with second gear and the 3rd gear respectively, second gear and the 3rd gear mesh with the 4th gear and the 5th gear respectively, and the 4th gear is fixedlyed connected with two output shafts respectively with the 5th gear.
Article two, the lower end of output shaft is equipped with bearing, and bearing block is arranged on the supporting plate, and supporting plate is fixedlyed connected with gear-box by joint pin; Be provided with the slotted eye of being convenient to dismantle drill bit in the side of output shaft.
Be fixedly connected with guide cylinder at gear-box and supporting plate both sides, be combined with the axis of guide with guide cylinder, the axis of guide is fixedly connected on the anchor clamps of boring workpiece.
Anchor clamps comprise a frame structure, and framework comprises top board, and top board is provided with two drill guide bore and two strut kongs, are provided with two depression bars that can compress the boring workpiece in the strut kong; The axis of guide is fixedlyed connected with top board; The top board both sides are fixedly connected two blocks of side plates respectively, the fixedly connected framework base plate in side plate bottom.
Depression bar connects the linkage by air cylinder driven: cylinder piston connects a slide bar, and slide bar is positioned at the below of chassis base; Left end at slide bar is hinged by first bearing pin and first connecting rod, first connecting rod is hinged by second bearing pin and second connecting rod, second connecting rod is hinged by the 3rd bearing pin and first pole, depression bar by the 4th bearing pin and left side is hinged, wherein first strut fixation is connected in the left side on the top board, the 3rd bearing pin is between second bearing pin and the 4th bearing pin, and first bearing pin is positioned at the lower left of second bearing pin; Right-hand member at slide bar is hinged by the 5th bearing pin and third connecting rod, third connecting rod is by the 6th bearing pin and the 4th rod hinge connection, the 4th connecting rod is hinged by the 7th bearing pin and second pole, depression bar by the 8th bearing pin and right side is hinged, wherein second strut fixation is connected in the right side on the top board, the 7th bearing pin is between the 6th bearing pin and the 8th bearing pin, and the 5th bearing pin is positioned at the lower left of the 6th bearing pin; Chassis base is fixedly connected with the frock base plate that can be fixedly installed on the Drilling machines bench again, also fixedlys connected between cylinder block and frock base plate.
Lower plane at slide bar arranges slot rolling, is provided with the guide roller of slide bar in slot rolling, and guide roller is installed on the last plane of frock base plate.
Be provided with vertical flute profile gap in the side of sleeve, be provided with connecting plate in the gap both sides, connecting plate is provided with screwed hole, but is combined with the screw of regulating sleeve obvolvent drill press spindle cover dynamics in the screwed hole.
On the axis of guide, be set with the first compression spring between guide cylinder and the frame head plate.
Be provided with the riser of fixedlying connected with the frock base plate on the right side of frock base plate, between the right-hand member of riser and slide bar, be provided with the second compression spring.
The beneficial effect that adopts technique scheme to produce is: by the transmission of gear-box, can resolve into two rotatablely move identical with rotating speed of rotation direction to rotatablely moving of drill press spindle drillstock, by two output shaft outputs, at output shaft drill bit is installed, double end boring function be can realize, machining accuracy and operating efficiency improved; The bottom end bearing of output shaft is arranged on the gear-box outside, is convenient to be convenient in the setting of output shaft side the slotted eye of drill bit dismounting; The twin tip drill aperture apparatus that is set to of the axis of guide leads, and guarantees the stability of processing; In frame structure, place sheet material workpiece, be convenient to the location of workpiece; The linkage of pneumatic pinch is realized clamping fast automatically of sheet material workpiece; The rigidity action that spring in the device is set in the device provides buffering, and is conducive to operation.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of the embodiment of the invention 1;
Fig. 2 is the structural representation of the embodiment of the invention 1 middle gear case train;
Fig. 3 is the structural representation of slide bar and guide roller in the embodiment of the invention 1;
Fig. 4 is the cutaway view of Fig. 3 midship section A-A;
Fig. 5 is the structural representation of the embodiment of the invention 1 middle sleeve;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the structural representation of the embodiment of the invention 2 middle gear case trains.
Wherein, 1-gear-box; The 2-sleeve; The 3-power shaft; The 4-output shaft; 5-first gear; 6-second gear; 7-the 3rd gear; 8-the 4th gear; 9-the 5th gear; The 10-bearing block; The 11-supporting plate; The 12-joint pin; The 13-slotted eye; The 14-guide cylinder; The 15-axis of guide; The 16-top board; The 17-depression bar; The 18-side plate; The 19-chassis base; The 20-cylinder piston; The 21-slide bar; 22-first bearing pin; The 23-first connecting rod; 24-second bearing pin; The 25-second connecting rod; 26-the 3rd bearing pin; 27-first pole; 28-the 4th bearing pin; 29-the 5th bearing pin; The 30-third connecting rod; 31-the 6th bearing pin; 32-the 4th connecting rod; 33-the 7th bearing pin; 34-second pole; 35-the 8th bearing pin; 36-frock base plate; The 37-slot rolling; The 38-guide roller; The 39-gap; The 40-connecting plate; The 41-screw; The 42-first compression spring; The 43-riser; The 44-second compression spring; 45-the 6th gear; 46-the 7th gear; 47-second gear shaft; 48-the 3rd gear shaft; 49-orienting roll wheel shaft; The 50-drill bit; The 51-workpiece.
The specific embodiment
Embodiment one:
A kind of twin tip drill aperture apparatus, comprise gear-box 1, gear-box 1 top is fixedly connected can overlap the sleeve 2 of fixedlying connected with drill press spindle, is provided with the gearbox input shaft 3 that can be connected with the drill press spindle drillstock in the sleeve 2, and gear-box 1 bottom arranges two output shafts 4 that drill bit can be installed.
As shown in Figure 2, the wheel train structure of gear-box 1 is: power shaft 3 is fixedlyed connected with first gear 5, first gear 5 meshes with second gear 6 and the 3rd gear 7 respectively, second gear 6 and the 3rd gear 7 mesh with the 4th gear 8 and the 5th gear 9 respectively, and the 4th gear 8 is fixedlyed connected with two output shafts 4 respectively with the 5th gear 9.Wherein all gears all are the number of teeth spur gears identical with modulus.By the transmission of gear-box 1, can resolve into two rotatablely move identical with rotating speed of rotation direction to rotatablely moving of drill press spindle drillstock, by 4 outputs of two output shafts, at output shaft 4 drill bit is installed, can realize double end boring function.
Article two, the lower end of output shaft 4 is equipped with bearing, and bearing block 10 is arranged on the supporting plate 11, and supporting plate 11 is fixedlyed connected with gear-box 1 by joint pin 12; Be provided with the slotted eye 13 of being convenient to dismantle drill bit in the side of output shaft 4.The bottom end bearing of output shaft 4 is arranged on gear-box 1 outside, is convenient in the side of output shaft 4 slotted eye 13 of being convenient to the drill bit dismounting is set.Be provided with the taper hole that matches with drill bit installing handle tapering in output shaft 4, slotted eye 13 communicates with the top of taper hole, is easy to dismantle drill bit by slotted eye 13.
Be fixedly connected with guide cylinder 14 at gear-box 1 and supporting plate 11 both sides, be combined with the axis of guide 15 with guide cylinder 14, the axis of guide 15 is fixedly connected on the anchor clamps of boring workpiece.The twin tip drill aperture apparatus that is set to of the axis of guide 15 leads, and guarantees the stability of processing.
Anchor clamps comprise a frame structure, and framework comprises top board 16, and top board 16 is provided with two drill guide bore and two strut kongs, are provided with two depression bars 17 that can compress the boring workpiece in the strut kong; The axis of guide 15 is fixedlyed connected with top board 16; Top board 16 both sides are fixedly connected two blocks of side plates 18 respectively, the fixedly connected framework base plate 19 in side plate 18 bottoms.This frame structure is placement and the detent mechanism of sheet material workpiece, and sheet material workpiece is placed on the chassis base 19 in the framework.
Shown in Fig. 3,4, at the lower plane of slide bar 21 slot rolling 37 is set, in slot rolling 37, be provided with the guide roller 38 of slide bar 21, guide roller 38 is installed on the last plane of frock base plate 36.
Shown in Fig. 5,6, be provided with vertical flute profile gap 39 in the side of sleeve 2, be provided with connecting plate 40 in gap 39 both sides, connecting plate 40 is provided with screwed hole, but is combined with the screw 41 of regulating sleeve 2 obvolvent drill press spindles cover dynamics in the screwed hole.
On the axis of guide 15, be set with the first compression spring 42 between guide cylinder 14 and the frame head plate 16.This spring can guarantee that gear-box 1 has certain home position, and is conducive to mount and dismount the operation of drill bit.
Be provided with the riser 43 of fixedlying connected with frock base plate 36 on the right side of frock base plate 36, between the right-hand member of riser 43 and slide bar 21, be provided with the second compression spring 44.Arranging of this spring can provide buffering for the rigidity action of cylinder.
Embodiment two: as shown in Figure 7, the wheel train structure that is its gear-box 1 with the difference of embodiment one is: power shaft 3 is fixedlyed connected with the 6th gear 45, the 6th gear 45 is internal tooth straight-tooth gears, the 6th gear 45 meshes with the 7th gear 46 and octadentate wheel 47 respectively, the 7th gear 46 is the identical straight-tooth gears of the number of teeth, modulus with octadentate wheel 47, and the 7th gear 46 is fixedlyed connected with two output shafts 4 respectively with octadentate wheel 47.So also can resolve into two rotatablely move identical with rotating speed of rotation direction to rotatablely moving of drill press spindle drillstock.
Embodiment three: be its anchor clamps neither one frame structure with the difference of embodiment one, and has only a base plate that can be fixedly connected on Drilling machines bench, lead 15 is fixedly connected on the base plate, by other general drill jig workpiece is fixed on the base plate then to get final product.
Claims (5)
1. twin tip drill aperture apparatus, it is characterized in that: comprise gear-box, upper gear case connects can overlap the sleeve of fixedlying connected with drill press spindle, is provided with the gearbox input shaft that can be connected with the drill press spindle drillstock in the sleeve, and lower gearbox portion arranges two output shafts that drill bit can be installed; The wheel train structure of gear-box is: power shaft is fixedlyed connected with first gear, first gear meshes with second gear and the 3rd gear respectively, second gear and the 3rd gear mesh with the 4th gear and the 5th gear respectively, and the 4th gear is fixedlyed connected with two output shafts respectively with the 5th gear; Article two, the lower end of output shaft is equipped with bearing, and bearing block is arranged on the supporting plate, and supporting plate is fixedlyed connected with gear-box by joint pin; Be provided with the slotted eye of being convenient to dismantle drill bit in the side of output shaft; Be fixedly connected with guide cylinder at gear-box and supporting plate both sides, be combined with the axis of guide with guide cylinder, the axis of guide is fixedly connected on the anchor clamps of boring workpiece; Anchor clamps comprise a frame structure, and framework comprises top board, and top board is provided with two drill guide bore and two strut kongs, are provided with two depression bars that can compress the boring workpiece in the strut kong; The axis of guide is fixedlyed connected with top board; The top board both sides are fixedly connected two blocks of side plates respectively, the fixedly connected framework base plate in side plate bottom; Depression bar connects the linkage by air cylinder driven: cylinder piston connects a slide bar, and slide bar is positioned at the below of chassis base; Left end at slide bar is hinged by first bearing pin and first connecting rod, first connecting rod is hinged by second bearing pin and second connecting rod, second connecting rod is hinged by the 3rd bearing pin and first pole, depression bar by the 4th bearing pin and left side is hinged, wherein first strut fixation is connected in the left side on the top board, the 3rd bearing pin is between second bearing pin and the 4th bearing pin, and first bearing pin is positioned at the lower left of second bearing pin; Right-hand member at slide bar is hinged by the 5th bearing pin and third connecting rod, third connecting rod is by the 6th bearing pin and the 4th rod hinge connection, the 4th connecting rod is hinged by the 7th bearing pin and second pole, depression bar by the 8th bearing pin and right side is hinged, wherein second strut fixation is connected in the right side on the top board, the 7th bearing pin is between the 6th bearing pin and the 8th bearing pin, and the 5th bearing pin is positioned at the lower left of the 6th bearing pin; Chassis base is fixedly connected with the frock base plate that can be fixedly installed on the Drilling machines bench again, also fixedlys connected between cylinder block and frock base plate.
2. twin tip drill aperture apparatus according to claim 1, it is characterized in that: the lower plane at slide bar arranges slot rolling, is provided with the guide roller of slide bar in slot rolling, and guide roller is installed on the last plane of frock base plate.
3. twin tip drill aperture apparatus according to claim 1, it is characterized in that: be provided with vertical flute profile gap in the side of sleeve, be provided with connecting plate in the gap both sides, connecting plate is provided with screwed hole, but is combined with the screw of regulating sleeve obvolvent drill press spindle cover dynamics in the screwed hole.
4. twin tip drill aperture apparatus according to claim 1 is characterized in that: on the axis of guide, be set with the first compression spring between guide cylinder and the frame head plate.
5. twin tip drill aperture apparatus according to claim 1 is characterized in that: be provided with the riser of fixedlying connected with the frock base plate on the right side of frock base plate, be provided with the second compression spring between the right-hand member of riser and slide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110389940 CN102398058B (en) | 2011-11-30 | 2011-11-30 | Double-headed drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110389940 CN102398058B (en) | 2011-11-30 | 2011-11-30 | Double-headed drilling device |
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| Publication Number | Publication Date |
|---|---|
| CN102398058A CN102398058A (en) | 2012-04-04 |
| CN102398058B true CN102398058B (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110389940 Active CN102398058B (en) | 2011-11-30 | 2011-11-30 | Double-headed drilling device |
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Address after: 051430 Shijiazhuang Province, Luancheng City, Shijiazhuang province equipment Industrial Park, Yu Xiang street, No. 168 Patentee after: CRRC SHIJIAZHUANG CO., LTD. Address before: 050000 No. 125, front street, Shijiazhuang vehicle factory, Hebei Patentee before: CSR SHIJIAZHUANG ROLLING STOCK WORKS |