CN104760085B - A kind of fast-positioning device being applied on auto-feed brill - Google Patents
A kind of fast-positioning device being applied on auto-feed brill Download PDFInfo
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- CN104760085B CN104760085B CN201510198217.2A CN201510198217A CN104760085B CN 104760085 B CN104760085 B CN 104760085B CN 201510198217 A CN201510198217 A CN 201510198217A CN 104760085 B CN104760085 B CN 104760085B
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- hole
- lug
- inner core
- annulus
- snap close
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Classifications
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- 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
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- 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
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
-
- 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
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/0006—Means for guiding the cutter
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- 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
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1845—Means for removing cut-out material or waste by non mechanical means
- B26D7/1863—Means for removing cut-out material or waste by non mechanical means by suction
Abstract
The invention discloses a kind of fast-positioning device that auto-feed is bored that is applied to, the leading screw frame (4) of this fast-positioning device is for being connected with outside screw devices, for fast-positioning device provides feeding thrust in the time working; Leading portion guidance set (2) is for realizing the micro-movement in axial direction of drilling cutter; Back segment latch assembly (3) is for realizing being connected of staight shank pneumatic drill body and leading portion guidance set (2), and coordinating by universal bearing and leading screw frame (4), ensure that feeding thrust is stably passed to drilling cutter by outboard leadscrew equipment, make drilling cutter under the guiding of leading portion guidance set (2), ensure that cutter is in the case of bearing large axial force and moment of torsion, stop play and the swing of pneumatic drill in longitudinal center line direction, complete smoothly the task of drilling laminated material. By coordinating of leading portion guidance set (2) and back segment latch assembly (3), make pneumatic drill feeding in drilling process stable, not swaging clamp.
Description
Technical field
The present invention relates to a kind of fast-positioning device, more particularly say, relate to a kind of being applied on auto-feed brillPosition, hole fast-positioning device. This device be particularly useful for to carbon fibre composite and titanium alloy laminated material high-quality and high-efficiency low becomeIn this automation drilling process. Belong to cutting of hardworking material processing technology and part of appliance technical field.
Background technology
Auto-feed rig is a kind of automation punching device of extensive use in aircraft rigger skill. Auto-feed is boredCan adopt different rotating speeds, with certain feed rate drilling. Because drilling process does not stop and decompression phenomenon, drilling cutterTool can keep sharp for a long time, and hole do not have flutter scene while penetrating, thereby has reduced the possibility of drilling cracking of cutter.The conventional manual of comparing drilling instrument, the efficient height of auto-feed drilling tool, hole precision are high, drilling process stabilization, significantly fallThe advantages such as low workman's labour intensity.
Before auto-feed boring, the bushing plate with some bottom outlets need to be waited to add with being bolted to by pinWork surface. But existing auto-feed rig needs certain human assistance drilling cutter could be constrained in to bushing plateUpper, just can hole. Existing installation fixing step is: first auto-feed is bored and moved near bottom outlet to be processed, thenThe drill bushing that auto-feed is bored to front end by artificial centering inserts in bottom outlet, and last rotary drill bushing makes the wedge shape on drill bushing topStructure is stuck in the lip-deep locating piece of bushing plate, thereby completes fixing between auto-feed brill and bushing plate. This kind adoptedAlthough can meet and locate and locking requirement by the mode of knob locking drill bushing, increase drilling time, reduceThe overall drilling efficiency of auto-feed rig.
Summary of the invention
In order to solve the high-quality and high-efficiency low cost processing of difficult processing laminated material fastener hole in aircraft erecting yard, thisBright provide a kind of be applied to auto-feed bore on fast-positioning device. By the taper drill bushing of leading portion guidance set 2 front ends, realIn taper bottom outlet in existing leading portion guidance set 2 quick insertion bushing plates; Leading portion guidance set 2 is joined with back segment latch assembly 3Close, make pneumatic drill feeding in drilling process stable, not swaging clamp; Back segment latch assembly 3 can ensure that cutter is bearing large axleIn the situation of power and moment of torsion, stop play and the swing of pneumatic drill in longitudinal center line direction; Thereby overcome prior artDeficiency, be conveniently positioner of one.
The fast-positioning device of the present invention's design, realizes the quick guiding of cutter and enters the bottom outlet on rigidity bushing plate, is boringPosition, hole guiding in the process of hole, compression (compression realizes with minitype cylinder), position, quick hole centering. Apparatus of the present invention can be effectivelyReduce manual intervention, realize auto-feed and bore location and the function compressing fast.
The present invention is a kind of fast-positioning device that auto-feed is bored that is applied to, and described fast-positioning device is to installOn the staight shank pneumatic drill body of auto-feed rig, the front end of staight shank pneumatic drill body is provided with drilling cutter;Described fast-positioning device includes leading portion guidance set (2), back segment latch assembly (3) and leading screw frame (4).
Leading portion guidance set (2) includes taper drill bushing (21), guiding inner core (23), guiding urceolus (26) and flat key(27)。
One end of taper drill bushing (21) is provided with taper pullover (211), and the other end of taper drill bushing (21) is provided with nipple(213), the middle part of taper drill bushing (21) is central through hole (212); Described central through hole (212) is for one of drilling cutter (1)End through; Described nipple (213) is provided with external screw thread (213a); The nipple (213) of taper drill bushing (21) and guidingThe dome platform (231) of inner core (23) is threaded connection.
One end of guiding inner core (23) is provided with dome platform (231) and A lug (234a), B lug (234b); Guiding inner core(23) the other end is smooth end face; The cylindrical shell (237) of guiding inner core (23) is provided with inhales bits mouthful (235) and A keyway (236);The middle part of guiding inner core (23) is provided with A cavity (238), in this A cavity (238), is placed with staight shank pneumatic drill body (5), andThe back segment of drilling cutter (11).
This dome platform (231) is provided with internal thread (232), by the outer spiral shell on internal thread (232) and taper drill bushing (21)Line (214) connects, and realizes the front end that taper drill bushing (21) is arranged on to guiding inner core (23);
This A lug (234a) is provided with A through hole (233a), and A through hole (233a) is for the A guide rod on A minitype cylinder (24a)(24c) pass, and be connected with A hex nut (22a) on A guide rod (24c) after passing, realizing by A hex nut (22a) willOne end of A minitype cylinder (24a) is arranged on A lug (234a);
This B lug (234b) is provided with B through hole (233b), and B through hole (233b) is for the B guide rod on B minitype cylinder (24b)(24d) pass, and be connected with B hex nut (22b) on B guide rod (24d) after passing, realizing by B hex nut (22b) willOne end of B minitype cylinder (24b) is arranged on B lug (234b);
This A keyway (236) is for placing flat key (27);
The waste material that this suction bits mouthful (235) produce when by drilling is discharged.
The other end of guiding inner core (23) is socketed in guiding urceolus (26), and by flat key (27) and A keyway (236), BThe cooperation of keyway (264), realizes guiding inner core (23) and the location and installation of the urceolus (26) that leads.
The A guide rod (24c) of A minitype cylinder (24a) one end is through the A through hole on the A lug (234a) of guiding inner core (23)(233a) rear thread is connected with A hex nut (22a), and the A connector (24e) of A minitype cylinder (24a) other end is clamped in guidingThe A connector (261a) of urceolus (26) is upper, and logical through through hole, the C of A connector (24e) one end by A cheese head screw (25a)After the through hole of hole (261c), A connector (24e) other end, connect a hex nut.
The B guide rod (24d) of B minitype cylinder (24b) one end is through the B through hole on the B lug (234b) of guiding inner core (23)(233b) rear thread is connected with B hex nut (22b), and the B connector (24f) of B minitype cylinder (24b) other end is clamped in guidingThe B connector (261b) of urceolus (26) is upper, and logical through through hole, the D of B connector (24f) one end by B cheese head screw (25b)After the through hole of hole (261d), B connector (24f) other end, connect another hex nut.
Back segment latch assembly (3) include packing ring (3a), universal bearing (3b), universal drive shaft bearing (3c), steel ring (3d), onSemicircular ring (3e), second annulus (3f), lock-screw (3g) and retainer ring (3i).
Packing ring (3a) is threaded on the thread segment (3c2) of universal drive shaft bearing (3c).
Universal drive shaft bearing (3c) is provided with linkage section (3c1), thread segment (3c2), smooth section (3c5), C from one end to the other endProjection (3c3), D projection (3c4), C projection (3c3) is provided with for the C blind hole that A pin (3h1) is installed, and D projection (3c4) is provided withFor the D blind hole (3c41) that B pin (3h2) is installed. Linkage section (3c1) is placed in the countersunk head chamber (265) of guiding urceolus (26), screw threadIn section (3c2), be connected with packing ring (3a), in smooth section (3c5), be socketed with to bearing (3b).
One end of first annulus (3e) is provided with BA through hole (3e1), this BA through hole (3e1) wearing for lock-screw (3g)Cross; The other end of first annulus (3e) is provided with A snap close (3e2), B snap close (3e3) and U-shaped groove (3e4), in U-shaped groove (3e4)Be placed with one end that B connects lug (3i5), A snap close (3e2) is provided with BB through hole, and B snap close (3e3) is provided with BC through hole, E pinThe BB through hole, the B that pass in turn on A snap close (3e2) of nail (3h5) connect AB through hole (3i51), B snap close on lug (3i5)(3e3) the BC through hole on. Realize first annulus (3e) by E pin (3h5) and be connected lug (3i5) with the B of retainer ring (3i)End connects.
One end of second annulus (3f) is provided with tapped through hole (3f1), this tapped through hole (3f1) for lock-screw (3g)Thread segment (3g1) connect; The other end of second annulus (3f) is provided with C snap close (3f2), D snap close and U-shaped groove (3f4), U-shapedIn groove (3f4), be placed with the other end that B connects lug (3i5), C snap close (3f2) is provided with BD through hole, and D snap close is provided with BEThrough hole, F pin (3h6) in turn through the BD through hole on C snap close (3f2), B connect AC through hole (3i52) on lug (3i5),BE through hole on D snap close. Realize second annulus (3f) by F pin (3h6) and be connected lug (3i5) with the B of retainer ring (3i) separatelyOne end connects.
Retainer ring (3i) is provided with annulus (3i1), and annulus (3i1) is socketed in universal drive shaft bearing (3c); Described annulus(3i1) one end is provided with A projection (3i2), B projection (3i3), and A projection (3i2) is provided with for the A blind hole that D pin (3h4) is installed,B projection (3i3) is provided with for the B blind hole (3i31) that C pin (3h3) is installed; The other end of described annulus (3i1) is provided with A and connectsLug (3i4), B connect lug (3i5), and A connects lug (3i4) and is provided with AA through hole (3i41), this AA through hole (3i41) forLock-screw (3g) passes, and B connects lug (3i5) and is provided with AB through hole (3i51), AC through hole (3i52), this AB through hole (3i51)Pass for E pin (3h5), this AC through hole (3i52) passes for F pin (3h6).
One end of leading screw frame (4) is provided with A lead screw hole (41), A opening U groove (43), and the other end of leading screw frame (4) is provided with B silkThick stick hole (42), B opening U groove (44). A lead screw hole (41) and B lead screw hole (42) are passed for leading screw. Establish at the middle part of leading screw frame (4)Have U-shaped cavity (45), U-shaped cavity (45) is provided with positive stop (451) and backstop (452). U-shaped cavity (45) is for universalThe outer ring laminating of bearing (3b), and the outer ring of holding universal bearing (3b) tightly by positive stop (451) and backstop (452). By silkThick stick frame (4) is arranged on the outer ring of universal bearing (3b), and is placed in A opening U groove (43) and B opening U groove by long locking bar (4A)(44) in, realize locking.
A kind of advantage that is applied to the fast-positioning device on auto-feed brill of the present invention's design is:
1. the front end taper drill bushing of this device in very large range just can automatic guide insert fixing bushing plate epiconeIn shape hole, then by the cylinder automatic impaction conical surface, realize the function of location fast.
2. front end guidance set 2 can successfully import bushing plate by drilling cutter easily by front end taper drill bushingUpper, require (even if wearing and tearing also can ensure that very high centering requires a little) because cone match has very high centering, thereby protectDemonstrate,prove very high drilling perpendicularity and aperture precision, therefore overcome traditional auto-feed and bored due at the bottom of guiding drill bushing and bushing plateHole is easy to wear and shortcoming that the perpendicularity that causes and aperture precision decline.
3. back segment latch assembly 3 can be realized drilling cutter coaxial with pilot hole in front end guidance set 2 time, alsoHave and bear large axial force and moment of torsion (around axial direction), be drilled in and led thereby effectively overcome traditional auto-feedThe stuck phenomenon often occurring in journey.
4. by universal bearing being put into the leading screw frame U-shaped groove of (leading screw frame is connected with leading screw automatic feeder),Just can realize fast the installation of this positioner. Adopt leading screw frame to realize being connected of this device and leading screw automatic feederAll more convenient and simple with separating action.
5. the leading portion guidance set 2 in this device, with back segment latch assembly 3 for assembling in advance (must not dismantle easily), makesUsed time only need to unscrew rear portion lock-screw, extracts cutter assembly out, can carry out fast tool changing, and tool changing is convenient and swift.
6. coordinate with drilling cutter by the taper drill bushing of changing different inner diameters, can slightly add the hole of different pore sizeWork and fine finishining. Meanwhile, fast-positioning device of the present invention can be realized the connection with the pneumatic drill of different size, highly versatile.
Brief description of the drawings
Fig. 1 is the external structure that the present invention is applied to the fast-positioning device on auto-feed brill.
Figure 1A is another visual angle external structure that the present invention is applied to the fast-positioning device on auto-feed brill.
Figure 1B is the exploded view that the present invention is applied to the fast-positioning device on auto-feed brill.
Fig. 2 A is the structure chart of inner core of leading in leading portion guidance set of the present invention.
Fig. 2 B is the structure chart of urceolus of leading in leading portion guidance set of the present invention.
Fig. 2 C is the structure chart of taper drill bushing in leading portion guidance set of the present invention.
Fig. 3 is the structure chart of back segment latch assembly of the present invention.
Fig. 3 A is the cut-away view of back segment latch assembly of the present invention.
Fig. 3 B is the exploded view of back segment latch assembly of the present invention.
Fig. 3 C is the structure chart of retainer ring in back segment latch assembly of the present invention.
Fig. 4 is the structure chart of leading screw frame of the present invention.
| 1. drilling cutter | 11. external thread sections | 12. rear cones | 2. leading portion guidance set |
| 21. taper drill bushings | 211. tapers are pullover | 212. central through hole | 213. nipple |
| 213a. external screw thread | 22a.A hexagonal (hexagon)nut | 22b.B hexagonal (hexagon)nut | 23. guiding inner cores |
| 231. dome platforms | 232. internal thread | 233a.A through hole | 233b.B through hole |
| 234a.A lug | 234b.B lug | 235. inhale bits mouthful | 236.A keyway |
| 237. cylindrical shell | 238.A cavity | 24a.A minitype cylinder | 24b.B minitype cylinder |
| 24c.A guide rod | 24d.B guide rod | 24e.A connector | 24f.B connector |
| 25a.A cheese head screw | 25b.B cheese head screw | 26. guiding urceolus | 261a.A connector |
| 261b.B connector | 261c.C through hole | 261d.D through hole | 262.U type groove |
| 263.B cavity | 264.B keyway | 265. countersunk head chambeies | 3. back segment latch assembly |
| 3a. packing ring | 3b. universal bearing | 3c. universal drive shaft bearing | 3c1. linkage section |
| 3c2. thread segment | 3c3.C protruding | 3c4.D protruding | 3c41.D blind hole |
| 3c5. smooth section | 3d. steel ring | First annulus of 3e. | 3e1.BA through hole |
| 3e2.A snap close | 3e3.B snap close | 3e4.U connected in star | Second annulus of 3f. |
| 3f1. tapped through hole | 3f2.C snap close | 3f4.U connected in star | 3g. lock-screw |
| 3g1. thread segment | 3h1.A pin | 3h2.B pin | 3h3.C pin |
| 3h4.D pin | 3h5.E pin | 3h6.F pin | 3i. retainer ring |
| 3i1. annulus | 3i2.A protruding | 3i3.B protruding | 3i31.B blind hole |
| 3i4.A connects lug | 3i41.AA through hole | 3i5.B connects lug | 3i51.AB through hole |
| 3i52.AC through hole | 4. leading screw frame | The long locking bar of 4A. | 41.A lead screw hole |
| 42.B lead screw hole | 43.A opening U groove | 44.B opening U groove | 45.U connected in star |
| 451. positive stop | 452. backstop | 5. staight shank pneumatic drill body | 51. bellmouths |
| 52. tapped blind holes | 53. intake interfaces |
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Shown in Fig. 1, Figure 1A, Figure 1B, the present invention has designed a kind of quick location dress that auto-feed is bored that is applied toPut, this fast-positioning device includes leading portion guidance set 2, back segment latch assembly 3 and leading screw frame 4.
In the present invention, the drilling cutter in auto-feed rig is designated as drawing reference numeral 1. In auto-feed rigStaight shank pneumatic drill body is designated as drawing reference numeral 5.
Shown in Fig. 1, Figure 1A, Figure 1B, the front end of described drilling cutter 1 is cutter head; On the rear end of described drilling cutter 1Be provided with rear cone 12 and external thread section 11.
Shown in Fig. 1, Figure 1A, Figure 1B, the front end of described staight shank pneumatic drill body 5 is provided with bellmouth 51, this taperIn hole 51, be provided with tapped blind hole 52; The rear end of described staight shank pneumatic drill body 5 is provided with intake interface 53, by intake interface 53Outside compressed air is imported in pneumatic drill.
Drilling cutter 1 is by being screwed in the external thread section of rear end 11 bellmouth 51 of staight shank pneumatic drill body 5 front endsIn tapped blind hole 52, the rear cone 12 of drilling cutter 1 is fitted with the conical surface of bellmouth 51, completes the rear end of drilling cutter 1 with straightThe front end locking of handle pneumatic drill body 5.
In the present invention, drilling cutter 1 is usually will dismantle in the time changing.
Leading portion guidance set 2
Shown in Fig. 1, Figure 1A, Figure 1B, Fig. 2 A, Fig. 2 B, Fig. 2 C, in the present invention, leading portion guidance set 2 includes coneShape drill bushing 21, guiding inner core 23, guiding urceolus 26, flat key 27A, and hexagonal (hexagon)nut 22a, B hexagonal (hexagon)nut 22b, A minitype cylinder24a, B minitype cylinder 24b, A cheese head screw 25a, B cheese head screw 25b.
Shown in Figure 1B, Fig. 2 C, taper drill bushing 21 is integrated machine-shaping structure. One end of taper drill bushing 21 is provided withTaper is pullover 211, and the other end of taper drill bushing 21 is provided with nipple 213, and the middle part of taper drill bushing 21 is central through holes 212;Described central through hole 212 passes for one end of drilling cutter 1; Described nipple 213 is provided with external screw thread 213a; Tapered burThe nipple 213 of cover 21 is threaded connection with the dome platform 231 of guiding inner core 23. It is the nipple of taper drill bushing 21213 are placed in the cavity 238 of guiding inner core 23 one end, and by the internal thread 232 on dome platform 231 and the spiral shell of taper drill bushing 21External screw thread 213a on line joint 213 coordinates, and realizes fixing.
Shown in Figure 1B, Fig. 2 A, guiding inner core 23 is integrated machine-shaping structure. One end of guiding inner core 23 is provided withDome platform 231 and A lug 234a, B lug 234b; The other end of guiding inner core 23 is smooth end face; The cylindrical shell of guiding inner core 23237 are provided with suction bits mouth 235 and A keyway 236; The middle part of guiding inner core 23 is provided with A cavity 238, in this A cavity 238, is placed withStaight shank pneumatic drill body 5, and the back segment of drilling cutter 11.
This dome platform 231 is provided with internal thread 232, connects by internal thread 232 and the external screw thread 214 on taper drill bushing 21Connect, realize the front end that taper drill bushing 21 is arranged on to guiding inner core 23; In the present invention, guiding inner core 23 one end connect by screw threadConnect taper drill bushing 21, be conducive to be convenient for changing drilling cutter 1. Assemble by leading portion guidance set 2 and back segment latch assembly 3After, generally must not arbitrarily dismantle, in the time changing drilling cutter 1, only dismantle taper drill bushing 21.
This A lug 234a is provided with A through hole 233a, and A through hole 233a passes for the A guide rod 24c on A minitype cylinder 24a,And on the A guide rod 24c after passing, be connected with A hex nut 22a, realize one of A minitype cylinder 24a by A hex nut 22aEnd is arranged on A lug 234a;
This B lug 234b is provided with B through hole 233b, and B through hole 233b passes for the B guide rod 24d on B minitype cylinder 24b,And on the B guide rod 24d after passing, be connected with B hex nut 22b, realize one of B minitype cylinder 24b by B hex nut 22bEnd is arranged on B lug 234b;
This A keyway 236 is for placing flat key 27; The waste material that this suction bits mouthfuls 235 produce when by drilling is discharged.
The other end of guiding inner core 23 is socketed in guiding urceolus 26, and by flat key 27 and A keyway 236, B keyway 264Cooperation, realize the location and installation of guiding inner core 23 and guiding urceolus 26.
Shown in Figure 1B, Fig. 2 B, one end of guiding urceolus 26 is provided with U-shaped groove 262, in the cylindrical shell of guiding urceolus 26 one endPortion is provided with B keyway 264, and this B keyway 264 is for placing flat key 27; The other end of guiding urceolus 26 is provided with A in cylindrical shell outer symmetricalConnector 261a, B connector 261b; This A connector 261a is provided with C through hole 261c, on A connector 261a, A is installed miniatureThe A connector 24e of cylinder 24a; This B connector 261b is provided with D through hole 261d, on B connector 261b, B minitype cylinder is installedThe B connector 24f of 24b; The inside of the other end of guiding urceolus 26 is provided with countersunk head chamber 265, is provided with universal in this countersunk head chamber 265One end of bearing block 3c.
The A guide rod 24c of A minitype cylinder 24a one end through guiding inner core 23 A lug 234a on A through hole 233a after spiral shellLine is connected with A hex nut 22a, and the A connector 24e of the A minitype cylinder 24a other end is clamped in the A connector of guiding urceolus 26261a is upper, and passes through hole, C through hole 261c, the A connector 24e other end of A connector 24e one end by A cheese head screw 25aThrough hole after connect a hex nut.
The B guide rod 24d of B minitype cylinder 24b one end through guiding inner core 23 B lug 234b on B through hole 233b after spiral shellLine is connected with B hex nut 22b, and the B connector 24f of the B minitype cylinder 24b other end is clamped in the B connector of guiding urceolus 26261b is upper, and passes through hole, D through hole 261d, the B connector 24f other end of B connector 24f one end by B cheese head screw 25bThrough hole after connect another hex nut.
The rigging position relational expression of leading portion guidance set 2 is: taper drill bushing 21 is screwed in the dome platform of guiding inner core 23 front endsOn 231, flat key 27 is arranged in the A keyway 236 on guiding inner core 23 external cylindrical surfaces, outside guiding inner core 23 external cylindrical surfaces and guidingCylinder 26 inner cylinder faces 263 coordinate, and flat key 27 coordinates with the B keyway 264 on guiding urceolus 26 inner cylinder faces simultaneously, the work of flat key 27With being that prevent from leading inner core 23 in drilling process relatively rotates with guiding urceolus 26; After minitype cylinder (24a, 24b)Stiff end coordinates with the connector (261a, 261b) at guiding urceolus 26 rear portions, is connected to by tightening cheese head screw (25a, 25b)Together, the front end bar of minitype cylinder (24a, 24b) passes the through hole of the anterior lug (234a, 234b) of guiding inner core 23, andIn through hole, tighten hexagonal (hexagon)nut and reach fixing. Under the expanding-contracting action of minitype cylinder (24a, 24b) drives, guiding inner core 23 together withTaper drill bushing 21 is with respect to 5 relative motions of center line generation vertically of staight shank pneumatic drill body.
In the present invention, by guiding urceolus 26 and the coaxial assembling of inner core 23 of leading, and by minitype cylinder (24a,24b) be arranged between guiding urceolus 26 and guiding inner core 23 center vertically that can make minitype cylinder (24a, 24b) produceThe thrust of line is delivered to and leads on urceolus 26 and guiding inner core 23, compresses bushing plate thereby realize, and reaches and overcomes auto-feed brillThe moment of torsion that equipment produces in the time of drilling.
Back segment latch assembly 3
Shown in Fig. 1, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 B, Fig. 3 C, in the present invention, back segment latch assembly 3 comprisesThere are packing ring 3a, universal bearing 3b, universal drive shaft bearing 3c, steel ring 3d, first annulus 3e, second annulus 3f, lock-screw 3g and solidFixed ring 3i. The universal bearing 3b selecting is that Luoyang Shi Teng bearing Co., Ltd produces. And universal drive shaft bearing 3c is particular design, to meet on the one hand the installation of universal bearing 3b, to meet on the other hand the installation with staight shank pneumatic drill body 5.
Packing ring 3a is provided with internal thread. Packing ring 3a is threaded on the thread segment 3c2 of universal drive shaft bearing 3c.
Shown in Fig. 3, Fig. 3 A, 3B, universal drive shaft bearing 3c is provided with linkage section 3c1, thread segment from one end to the other end3c2, smooth section 3c5, C projection 3c3, D projection 3c4, C projection 3c3 is provided with for the C blind hole that A pin 3h1 is installed (not shown in the figuresGo out), D projection 3c4 is provided with for the D blind hole 3c41 that B pin 3h2 is installed. Linkage section 3c1 is placed in the countersunk head chamber of guiding urceolus 26In 265, on thread segment 3c2, be connected with packing ring 3a, on smooth section 3c5, be socketed with to bearing 3b.
Shown in Fig. 3 B, first annulus 3e is integrated machine-shaping structure. It is logical that one end of first annulus 3e is provided with BAHole 3e1, this BA through hole 3e1 passes for lock-screw 3g's; The other end of first annulus 3e is provided with A snap close 3e2, B snap close 3e3With U-shaped groove 3e4, in U-shaped groove 3e4, be placed with one end that B connects lug 3i5, A snap close 3e2 is provided with BB through hole, B snap close3e3 is provided with BC through hole, and E pin 3h5 connects the AB through hole on lug 3i5 through the BB through hole on A snap close 3e2, B in turnBC through hole on 3i51, B snap close 3e3. Realize first annulus 3e by E pin 3h5 and be connected lug 3i5 mono-with the B of retainer ring 3iEnd connects.
Shown in Fig. 3 B, second annulus 3f is integrated machine-shaping structure. One end of second annulus 3f is provided with screw threadThrough hole 3f1, this tapped through hole 3f1 is for being connected with the thread segment 3g1 of lock-screw 3g; The other end of second annulus 3f is provided with CSnap close 3f2, D snap close (not shown) and U-shaped groove 3f4, be placed with the other end that B connects lug 3i5 in U-shaped groove 3f4,C snap close 3f2 is provided with BD through hole, and D snap close is provided with BE through hole, F pin 3h6 in turn through BD through hole, B on C snap close 3f2Connect the AC through hole 3i52 on lug 3i5, the BE through hole on D snap close. By F pin, 3h6 realizes second annulus 3f and retainer ringThe B of 3i connects the lug 3i5 other end and connects.
Shown in Fig. 3 C, retainer ring 3i is integrated machine-shaping structure. Retainer ring 3i is provided with annulus 3i1, annulus3i1 is socketed on universal drive shaft bearing 3c; One end of described annulus 3i1 is provided with A projection 3i2, B projection 3i3, and A projection 3i2 is provided withFor the A blind hole (not shown) that D pin 3h4 is installed, B projection 3i3 is provided with for the B blind hole 3i31 that C pin 3h3 is installed; InstituteThe other end of stating annulus 3i1 is provided with A and connects lug 3i4, B connection lug 3i5, and A connects lug 3i4 and is provided with AA through hole 3i41,This AA through hole 3i41 passes for lock-screw 3g, and B connects lug 3i5 and is provided with AB through hole 3i51, AC through hole 3i52, and this AB is logicalHole 3i51 passes for E pin 3h5, and this AC through hole 3i52 passes for F pin 3h6.
The rigging position relational expression of back segment latch assembly 3 is: it is upper that universal bearing 3b is socketed in universal drive shaft bearing 3c, universal drive shaftOne end of bearing 3c is placed in one end of guiding urceolus 26, and the packing ring 3a that is threaded on universal drive shaft bearing 3c comes and guiding urceolus26 rear end face laminatings. The projection of retainer ring 3i front end is inserted in the groove mouth at universal drive shaft bearing 3c rear portion, and four pins are arranged on twoIn four blind holes of member, ensure that the notch of four pin ends is substantially in same plane simultaneously; Steel ring 3d is through four pinsOn notch, by tightening steel ring 3d, four pins are fixed in blind hole; E pin passes the snap close of first annulus 3e and fixesThrough hole in the lug of ring 3i, is hinged on first annulus 3e on retainer ring 3i; F pin passes the snap close of second annulus 3f with solidThrough hole in the lug of fixed ring 3i, is hinged on second annulus 3f on retainer ring 3i. Lock-screw 3g is through first annulus 3e'sAfter through hole on through hole, retainer ring 3i lug, be screwed in the tapped through hole of second annulus 3f. By tightening and unclamping lock-screw3g, can control first annulus 3e and second annulus 3f locking and unclamp staight shank pneumatic drill 12, reaches locking and unclamps cuttingThe object of assembly.
In the present invention, the rotation that staight shank pneumatic drill body 5 produces is delivered on drilling cutter 1, realizes boring. Pass throughOn staight shank pneumatic drill body 5, install universal bearing 3b and universal bearing 3b are installed on universal drive shaft bearing 3c, leading screw frame 4With coordinating of universal drive shaft bearing 3c, making leading portion guidance set 2 is static with respect to staight shank pneumatic drill body 5.
Leading screw frame 4
Shown in Fig. 1, Figure 1A, Fig. 4, one end of leading screw frame 4 is provided with A lead screw hole 41, A opening U groove 43, leading screw frame 4The other end is provided with B lead screw hole 42, B opening U groove 44. A lead screw hole 41 and B lead screw hole 42 are passed for leading screw. The middle part of leading screw frame 4Be provided with U-shaped cavity 45, U-shaped cavity 45 is provided with positive stop 451 and backstop 452. U-shaped cavity 45 is for universal bearing 3b'sOuter ring laminating, and the outer ring of holding universal bearing 3b tightly by positive stop 451 and backstop 452.
Leading screw frame 4 is arranged on the outer ring of universal bearing 3b, and is placed in A opening U groove 43 and B opening U by long locking bar 4AIn groove 44, realize locking.
In the present invention, be connected with outside screw devices by leading screw frame 4, realize the thrust that screw devices is produced and passBe delivered on the fast-positioning device of the present invention's design.
A kind of use procedure that is applied to the fast-positioning device on auto-feed brill of the present invention is:
Before use, first require to choose corresponding drilling cutter 11 according to drilling, then drilling cutter 11 is arranged onOn taper drill bushing 21, then by taper drill bushing 21 be arranged on guiding inner core 23 front end;
When installation, universal bearing 3b is pressed into gently in the U-shaped groove 45 of leading screw frame 4; Leading portion guidance set 2 and back segment lockTight assembly 3, for assembling in advance, generally must not be dismantled easily;
When drilling, open the required air pressure of minitype cylinder, connect the compressed air source of staight shank pneumatic drill 12, open leading screw and establishStandby; Then drilling cutter 11 is moved to drilling place, open automatic feeder drilling.
When drilling, minitype cylinder is elongation state, leading screw frame screw devices effect under promote fast-positioning device toTo be processed movement, opens automatic feeder button, drives this fast-positioning device from this position stability feeding, taper drill bushingCompress and complete quick location with bellmouth laminating.
Claims (4)
1. be applied to the fast-positioning device that auto-feed is bored, in auto-feed rig, have drilling cutter, straight at leastHandle pneumatic drill body; It is characterized in that: described fast-positioning device includes leading portion guidance set (2), back segment locking groupPart (3) and leading screw frame (4);
Leading portion guidance set (2) includes taper drill bushing (21), guiding inner core (23), guiding urceolus (26) and flat key (27);
One end of taper drill bushing (21) is provided with taper pullover (211), and the other end of taper drill bushing (21) is provided with nipple(213), the middle part of taper drill bushing (21) is central through hole (212); Described central through hole (212) is for one of drilling cutter (1)End through; Described nipple (213) is provided with external screw thread (213a); The nipple (213) of taper drill bushing (21) and guidingThe dome platform (231) of inner core (23) is threaded connection;
One end of guiding inner core (23) is provided with dome platform (231) and A lug (234a), B lug (234b); Guiding inner core (23)The other end is smooth end face; The cylindrical shell (237) of guiding inner core (23) is provided with inhales bits mouthful (235) and A keyway (236); In guidingThe middle part of cylinder (23) is provided with A cavity (238), in this A cavity (238), is placed with staight shank pneumatic drill body (5), and drilling cutterThe back segment of tool (1);
This dome platform (231) is provided with internal thread (232), by the external screw thread on internal thread (232) and taper drill bushing (21)(213a) connect, realize the front end that taper drill bushing (21) is arranged on to guiding inner core (23);
This A lug (234a) is provided with A through hole (233a), and A through hole (233a) is for the A guide rod on A minitype cylinder (24a)(24c) pass, and be connected with A hex nut (22a) on A guide rod (24c) after passing, realizing by A hex nut (22a) willOne end of A minitype cylinder (24a) is arranged on A lug (234a);
This B lug (234b) is provided with B through hole (233b), and B through hole (233b) is for the B guide rod on B minitype cylinder (24b)(24d) pass, and be connected with B hex nut (22b) on B guide rod (24d) after passing, realizing by B hex nut (22b) willOne end of B minitype cylinder (24b) is arranged on B lug (234b);
This A keyway (236) is for placing flat key (27);
The waste material that this suction bits mouthful (235) produce when by drilling is discharged;
The other end of guiding inner core (23) is socketed in guiding urceolus (26), and by flat key (27) and A keyway (236), B keyway(264) cooperation, realizes guiding inner core (23) and the location and installation of the urceolus (26) that leads;
The A guide rod (24c) of A minitype cylinder (24a) one end is through the A through hole on the A lug (234a) of guiding inner core (23)(233a) rear thread is connected with A hex nut (22a), and the A connector (24e) of A minitype cylinder (24a) other end is clamped in guidingThe A connector (261a) of urceolus (26) is upper, and logical through through hole, the C of A connector (24e) one end by A cheese head screw (25a)After the through hole of hole (261c), A connector (24e) other end, connect a hex nut;
The B guide rod (24d) of B minitype cylinder (24b) one end is through the B through hole on the B lug (234b) of guiding inner core (23)(233b) rear thread is connected with B hex nut (22b), and the B connector (24f) of B minitype cylinder (24b) other end is clamped in guidingThe B connector (261b) of urceolus (26) is upper, and logical through through hole, the D of B connector (24f) one end by B cheese head screw (25b)After the through hole of hole (261d), B connector (24f) other end, connect another hex nut;
Back segment latch assembly (3) includes packing ring (3a), universal bearing (3b), universal drive shaft bearing (3c), steel ring (3d), upper semi-circleRing (3e), second annulus (3f), lock-screw (3g) and retainer ring (3i);
Packing ring (3a) is threaded on the thread segment (3c2) of universal drive shaft bearing (3c);
Universal drive shaft bearing (3c) is provided with linkage section (3c1), thread segment (3c2), smooth section (3c5), C projection from one end to the other end(3c3), D projection (3c4), C projection (3c3) be provided with for install A pin (3h1) C blind hole, D projection (3c4) be provided with for peaceThe D blind hole (3c41) of dress B pin (3h2); Linkage section (3c1) is placed in the countersunk head chamber (265) of guiding urceolus (26), thread segment(3c2) on, be connected with packing ring (3a), in smooth section (3c5), be socketed with universal bearing (3b);
One end of first annulus (3e) is provided with BA through hole (3e1), this BA through hole (3e1) passing for lock-screw (3g); OnThe other end of semicircular ring (3e) is provided with A snap close (3e2), B snap close (3e3) and U-shaped groove (3e4), in U-shaped groove (3e4), placesHave B to connect one end of lug (3i5), A snap close (3e2) is provided with BB through hole, and B snap close (3e3) is provided with BC through hole, E pin(3h5) the BB through hole, the B that pass in turn on A snap close (3e2) connect AB through hole (3i51), B snap close (3e3) on lug (3i5)On BC through hole; Realize first annulus (3e) by E pin (3h5) and be connected lug (3i5) one end with the B of retainer ring (3i) evenConnect;
One end of second annulus (3f) is provided with tapped through hole (3f1), this tapped through hole (3f1) for the spiral shell of lock-screw (3g)Line section (3g1) connects; The other end of second annulus (3f) is provided with C snap close (3f2), D snap close and U-shaped groove (3f4), U-shaped groove(3f4) in, be placed with the other end that B connects lug (3i5), C snap close (3f2) is provided with BD through hole, and D snap close is provided with BE through hole,The BD through hole, the B that pass in turn on C snap close (3f2) of F pin (3h6) connect AC through hole (3i52), D snap close on lug (3i5)On BE through hole; Realize second annulus (3f) by F pin (3h6) and be connected lug (3i5) other end with the B of retainer ring (3i) evenConnect;
Retainer ring (3i) is provided with annulus (3i1), and annulus (3i1) is socketed in universal drive shaft bearing (3c); Described annulus (3i1)One end is provided with A projection (3i2), B projection (3i3), and A projection (3i2) is provided with for the A blind hole that D pin (3h4) is installed, B projection(3i3) be provided with for the B blind hole (3i31) that C pin (3h3) is installed; The other end of described annulus (3i1) is provided with A and connects lug(3i4), B connect lug (3i5), A connect lug (3i4) be provided with AA through hole (3i41), this AA through hole (3i41) for lockingScrew (3g) passes, B connect lug (3i5) be provided with AB through hole (3i51), AC through hole (3i52), this AB through hole (3i51) forE pin (3h5) passes, and this AC through hole (3i52) passes for F pin (3h6);
One end of leading screw frame (4) is provided with A lead screw hole (41), A opening U groove (43), and the other end of leading screw frame (4) is provided with B lead screw hole(42), B opening U groove (44); A lead screw hole (41) and B lead screw hole (42) are passed for leading screw; The middle part of leading screw frame (4) is provided with U-shapedCavity (45), U-shaped cavity (45) is provided with positive stop (451) and backstop (452); U-shaped cavity (45) for universal bearing(3b) outer ring laminating, and the outer ring of holding universal bearing (3b) tightly by positive stop (451) and backstop (452); By leading screw frame(4) be arranged on the outer ring of universal bearing (3b), and be placed in A opening U groove (43) and B opening U groove (44) by long locking bar (4A)Realize locking.
2. a kind of fast-positioning device that auto-feed is bored that is applied to according to claim 1, is characterized in that: micro-Under the expanding-contracting action of type cylinder (24a, 24b) drives, guiding inner core (23) together with taper drill bushing (21) with respect to the pneumatic gas of staight shankBore body (5) center line generation vertically relative motion.
3. a kind of fast-positioning device that auto-feed is bored that is applied to according to claim 1, is characterized in that: pass throughGuiding urceolus (26) and the coaxial assembling of inner core (23) of leading, and minitype cylinder (24a, 24b) is arranged on to guiding urceolus(26) and between guiding inner core (23), can make the thrust of the center line vertically that minitype cylinder (24a, 24b) produces be delivered toGuiding urceolus (26) is upper with guiding inner core (23), compresses bushing plate thereby realize, and reaches and overcomes auto-feed rig in drillingTime produce moment of torsion.
4. a kind of fast-positioning device that auto-feed is bored that is applied to according to claim 1, is characterized in that: pass throughAt upper universal drive shaft bearing (3c), upper universal bearing (3b), the Yi Jiwan of installing of leading screw frame (4) of installing of staight shank pneumatic drill body (5)To coordinating of bearing (3b) and universal drive shaft bearing (3c), make leading portion guidance set (2) with respect to staight shank pneumatic drill body (5)For static.
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| CN201510198217.2A CN104760085B (en) | 2015-04-23 | 2015-04-23 | A kind of fast-positioning device being applied on auto-feed brill |
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| CN201510198217.2A CN104760085B (en) | 2015-04-23 | 2015-04-23 | A kind of fast-positioning device being applied on auto-feed brill |
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| CN104760085B true CN104760085B (en) | 2016-05-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105598508A (en) * | 2016-01-18 | 2016-05-25 | 哈尔滨理工大学 | Air suction type automatic chip removal drill bit for CFRP machining |
| CN111843454A (en) * | 2020-04-27 | 2020-10-30 | 海安迪斯凯瑞探测仪器有限公司 | Screw locking jig for die assembly with torque and corner monitoring and controlling functions |
| CN113369530B (en) * | 2021-06-23 | 2022-07-15 | 成都飞机工业（集团）有限责任公司 | Device for making holes in aircraft skin and using method thereof |
| CN114837452B (en) * | 2022-05-26 | 2023-08-01 | 华铁建设集团(广东)有限公司 | Wall drilling and grouting device for house building |
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| EP1607329B1 (en) * | 2004-06-17 | 2006-08-16 | Albert Mühlenberg Apparatebau GmbH & Co. KG | Releasable track locking assembly |
| CN201565642U (en) * | 2009-10-28 | 2010-09-01 | 徐炜 | Automatic feed drilling machine power head |
| CN103521655A (en) * | 2013-10-22 | 2014-01-22 | 上海乾享机电科技有限公司 | Automatic pin punching equipment |
| US8969759B2 (en) * | 2009-01-22 | 2015-03-03 | Cav Advanced Technologies Limited | Apparatus and method for perforating material |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1607329B1 (en) * | 2004-06-17 | 2006-08-16 | Albert Mühlenberg Apparatebau GmbH & Co. KG | Releasable track locking assembly |
| US8969759B2 (en) * | 2009-01-22 | 2015-03-03 | Cav Advanced Technologies Limited | Apparatus and method for perforating material |
| CN201565642U (en) * | 2009-10-28 | 2010-09-01 | 徐炜 | Automatic feed drilling machine power head |
| CN103521655A (en) * | 2013-10-22 | 2014-01-22 | 上海乾享机电科技有限公司 | Automatic pin punching equipment |
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