CN207076984U - A kind of multi-drill twists transmission mechanism - Google Patents

Abstract

It the utility model is related to a kind of multi-drill and twist transmission mechanism, including fixed frame, shaft seat, rotating shaft body, upper hinged seat, fixed frame bottom is provided with swing rod, swing rod is provided with bar hole, bar hole runs through swing rod top surface and swing rod bottom, slide is provided with bar hole, slide, which is provided with, bores twisted axis, bore twisted axis bottom and be provided with mounting head, bore and be provided with lower hinged seat at the top of twisted axis, drive link is connected between upper hinged seat and lower hinged seat, drive link both ends are pivotally connected with upper hinged seat and lower hinged seat respectively and pivotal axis is horizontal, swing rod is provided with kingbolt, kingbolt is threadedly coupled after swing rod top surface and bottom surface with fixed frame, swing rod is provided with arcuate socket, the center of circle of arcuate socket is the center of kingbolt, secondary bolt is interspersed with arcuate socket, secondary bolt is threadedly coupled with fixed frame.The utility model adjusts slide to optional position by arcuate socket and bar hole, is easy to multiple hole positions while processes, stability of the swing rod after locked is easy in the design of kingbolt and secondary bolt.

Description

A kind of multi-drill twists transmission mechanism

Technical field

Transmission mechanism is the utility model is related to, more particularly to a kind of multi-drill twists transmission mechanism.

Background technology

Strand equipment is bored to twist equipment as common machining apparatus, existing traditional brill and be typically only capable to that a brill reamer is installed, Twisted for porous brill, efficiency is low, and precision is unstable, now also has for multi-hole drill strand and connects multi-head mincing by joint coupling Knife, but the strand equipment adjustment of existing Multi-drill bit is constant, and big, the flexible deformation of transmission parts is shaken in work.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of multi-drill strand transmission mechanism.

Technical scheme is used by the utility model solves its technical problem：A kind of multi-drill twists transmission mechanism, including Fixed frame, the shaft seat being arranged at the top of the fixed frame, the rotating shaft body coordinated with the shaft seat and the rotating shaft body The upper hinged seat of bottom connection, the fixed frame bottom are provided with horizontal swing rod, and the swing rod is provided with bar hole, the bar shaped The swing rod top surface and swing rod bottom are run through in hole, and the slide slided along the bar hole, the slide are provided with the bar hole It is provided with and bores twisted axis, the twisted axis bottom of boring is provided with the mounting head that reamer is bored for installing, and lower hinge is provided with the top of the brill twisted axis Joint chair, is connected with drive link between the upper hinged seat and the lower hinged seat, the drive link both ends respectively with the upper hinge Joint chair and lower hinged seat are pivotally connected and pivotal axis is horizontal, and the swing rod is provided with kingbolt, and the kingbolt runs through the pendulum It is threadedly coupled after bar top surface and bottom surface with the fixed frame, the swing rod is provided with arcuate socket, and the center of circle of the arcuate socket is institute The center of kingbolt is stated, secondary bolt is interspersed with the arcuate socket, the secondary bolt is threadedly coupled with the fixed frame.

Above-mentioned design adjusts slide to optional position by arcuate socket and bar hole, is easy to multiple hole positions while processes, Stability of the swing rod after locked is easy in the design of kingbolt and secondary bolt.

As the further improvement of the design, through hole is twisted provided with vertical brill in the slide, described bore is twisted in the middle part of through hole Provided with annular shoulder block, the brill twisted axis bottom stretches into described bore and twists through hole, and the brill twisted axis bottom is vertical splined shaft, described Mounting head top stretches into described bore and twists through hole, is provided with splined hole at the top of the mounting head, the splined shaft is matched somebody with somebody with the splined hole To close, mounting head top side is provided with the annular shaft shoulder, thrust bearing is accompanied between the annular shaft shoulder and the annular shoulder block, The slide top is provided with bearing mounting base, and ball bearing, the ball axle are cased with the mounting head below the annular shaft shoulder The outer ring held is arranged on the bearing mounting base, and the bearing mounting base bottom surface is provided with clamping plate, and the clamping plate, which is provided with, to be run through The fastening bolt being threadedly coupled after the clamping plate, the bearing mounting base with the slide, the slide top stretch out the bar Shape hole and outer wall, which are provided with, clamps screw thread, is threaded with binding nut on the clamping screw thread, the bearing mounting base bottom is stretched Go out the bar hole bottom and both sides and be provided with the positive stop strip being bonded with the swing rod bottom surface.Thrust bearing and ball bearing are easy to pacify The high-speed smooth rotation of head is filled, prevents that bore reamer shakes at work, the cooperation of splined shaft and splined hole will bore twisted axis and installation Prevent part from being bent by curved twisting force by flexible connection between head.

As the further improvement of the design, tension spring is cased with the brill twisted axis, the tension spring and it is described under Self-lubricating piece is accompanied between hinged seat, the tension spring bottom is bonded with the annular shoulder block top surface, is reduced and is bored twisted axis and peace The collision of head is filled, reduces vibrations.

As the further improvement of the design, the brill twisted axis surface is provided with spiral ridge, the spiral ridge mounting head The screwed hole that top is provided with spiral ridge coordinates on the brill twisted axis, the rotation direction of the spiral ridge rotate forward with the brill twisted axis In the opposite direction, i.e., boring twisted axis and mounting head when described brill twisted axis rotates forward has separation trend, be easy to occur boring reamer it is stuck when, Twisted axis is bored to separate with mounting head.

The beneficial effects of the utility model are：The utility model adjusts slide to any position by arcuate socket and bar hole Put, be easy to multiple hole positions while process, stability of the swing rod after locked is easy in the design of kingbolt and secondary bolt.

Brief description of the drawings

The utility model is further illustrated with reference to the accompanying drawings and examples.

Fig. 1 is overall structure diagram of the present utility model.

Fig. 2 is installation site longitudinal direction of the present utility model schematic diagram.

Fig. 3 is installation site transverse direction schematic diagram of the present utility model.

Fig. 4 is swing rod overlooking the structure diagram of the present utility model.

Fig. 5 is brill twisted axis of the present utility model and mounting head piece cooperation schematic diagram.

1. fixed frame in figure, 2. drive links, 3. rotating shaft bodies, 4. shaft seats, hinged seat on 5., 6. times hinged seats, 7. Bar hole, 8. brill reamers, 9. slides, 10. mounting heads, 11. swing rods, 12. kingbolts, 13. secondary bolts, 14. self-lubricating pieces, 15. Twisted axis is bored, 16. tension springs, 17. arcuate sockets, 18. binding nuts, 19. annular shoulder blocks, 20. thrust bearings, 21. bore strand through hole, 22. bearing mounting base, 23. ball bearings, 24. splined holes, 25. fastening bolts, 26. clamping plates, the 27. annular shaft shoulders, 28. is spacing Bar, 29. spiral ridges, 30. screwed holes.

Embodiment

Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, illustrative examples therein with And explanation is only used for explaining the utility model, but it is not intended as to restriction of the present utility model.

Embodiment：A kind of multi-drill twists transmission mechanism, including fixed frame 1, the shaft seat for being arranged on the top of fixed frame 1 4th, the rotating shaft body 3 coordinated with the shaft seat 4, the upper hinged seat 5 being connected with the bottom of rotating shaft body 3, the fixed frame 1 Bottom is provided with horizontal swing rod 11, and the swing rod 11 is provided with bar hole 7, the bar hole 7 through the top surface of swing rod 11 and The bottom of swing rod 11, the bar hole 7 is interior to be provided with the slide 9 slided along the bar hole 7, and the slide 9, which is provided with, bores twisted axis 15, The bottom of twisted axis 15 of boring is provided with the mounting head 10 for being used for installing brill reamer 8, and the top of brill twisted axis 15 is provided with lower hinged seat 6, Be connected with drive link 2 between the upper hinged seat 5 and the lower hinged seat 6, the both ends of drive link 2 respectively with it is described be hinged Seat 5 and lower hinged seat 6 are pivotally connected and pivotal axis is horizontal, and the swing rod 11 is provided with kingbolt 12, and the kingbolt 12 runs through It is threadedly coupled after the top surface of swing rod 11 and bottom surface with the fixed frame 1, the swing rod 11 is provided with arcuate socket 17, the arc The center of circle in hole 17 is the center of the kingbolt 12, and secondary bolt 13, the secondary bolt 13 and institute are interspersed with the arcuate socket 17 Fixed frame 1 is stated to be threadedly coupled.

Above-mentioned design adjusts slide 9 to optional position by arcuate socket 17 and bar hole 7 altogether, is easy to same to multiple hole positions Stability of the swing rod 11 after locked is easy in the design of Shi Jiagong, kingbolt 12 and secondary bolt 13.

As the further improvement of the design, through hole 21 is twisted provided with vertical brill in the slide 9, described bore twists through hole 21 Middle part is provided with annular shoulder block 19, and brill twisted axis 15 bottom stretches into described bore and twists through hole 21, and brill twisted axis 15 bottom is vertical Splined shaft, the top of mounting head 10 stretches into described bore and twists through hole 21, and the top of the mounting head 10 is provided with splined hole 24, described Splined shaft coordinates with the splined hole 24, and the top side of mounting head 10 is provided with the annular shaft shoulder 27, the annular shaft shoulder 27 with Thrust bearing 20 is accompanied between the annular shoulder block 19, the top of slide 9 is provided with bearing mounting base 22, the annular shaft shoulder 27 Ball bearing 23 is cased with the mounting head 10 of lower section, the outer ring of the ball bearing 23 is arranged on the bearing mounting base 22, The bottom surface of bearing mounting base 22 is provided with clamping plate 26, and the clamping plate 26 is provided with through the clamping plate 26, the bearing mounting base The fastening bolt 25 being threadedly coupled after 22 with the slide 9, the bar hole 7 is stretched out at the top of slide 9 and outer wall is provided with folder Tight screw thread, described clamp are threaded with binding nut 18 on screw thread, the bar hole 7 is stretched out in the bottom of bearing mounting base 22 Bottom and both sides are provided with the positive stop strip 28 being bonded with the bottom surface of swing rod 11.Thrust bearing 20 and ball bearing 23 are easily installed head 10 high-speed smooth rotation, prevent that bore reamer 8 shakes at work, the cooperation of splined shaft and splined hole 24 will bore twisted axis 15 and peace Prevent part from being bent by curved twisting force by flexible connection between dress first 10.

As the further improvement of the design, tension spring 16, the He of tension spring 16 are cased with the brill twisted axis 15 Self-lubricating piece 14 is accompanied between the lower hinged seat 6, the bottom of tension spring 16 is bonded with the annular top surface of shoulder block 19, subtracted Twisted axis 15 and the collision of mounting head 10 are bored less, reduce vibrations.

As the further improvement of the design, brill twisted axis 15 surface is provided with spiral ridge 29, the spiral ridge 29 The screwed hole 30 that the top of mounting head 10 is provided with spiral ridge 29 coordinates on the brill twisted axis 15, the rotation direction of the spiral ridge 29 With the brill forward direction of twisted axis 15 on the contrary, i.e. described brill twisted axis 15 bores twisted axis 15 and mounting head 10 with separating when rotating forward Gesture, it is easy to, when appearance brill reamer 8 is stuck, bore twisted axis 15 and separate with mounting head 10.

Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in Other related technical areas, similarly it is included in scope of patent protection of the present utility model.

Claims (4)

1. a kind of multi-drill twists transmission mechanism, it is characterised in that including fixed frame, the rotating shaft being arranged at the top of the fixed frame Seat, the rotating shaft body coordinated with the shaft seat, the upper hinged seat being connected with the rotating shaft body bottom portion, the fixed frame bottom Provided with horizontal swing rod, the swing rod is provided with bar hole, and the bar hole runs through the swing rod top surface and swing rod bottom, described The slide slided along the bar hole is provided with bar hole, the slide, which is provided with, bores twisted axis, and the brill twisted axis bottom, which is provided with, to be used Bore the mounting head of reamer in installation, lower hinged seat be provided with the top of the brill twisted axis, the upper hinged seat and the lower hinged seat it Between be connected with drive link, the drive link both ends respectively with the upper hinged seat and lower hinged seat is pivotally connected and pivotal axis water Flat, the swing rod is provided with kingbolt, and the kingbolt connects after the swing rod top surface and bottom surface with the fixed frame screw thread Connect, the swing rod is provided with arcuate socket, and the center of circle of the arcuate socket is the center of the kingbolt, is interspersed with the arcuate socket Secondary bolt, the secondary bolt are threadedly coupled with the fixed frame.

2. a kind of multi-drill according to claim 1 twists transmission mechanism, it is characterized in that, it is provided with vertical brill in the slide Through hole is twisted, described bore is provided with annular shoulder block in the middle part of strand through hole, the brill twisted axis bottom stretches into described bore and twists through hole, the brill twisted axis Bottom is vertical splined shaft, and the mounting head top stretches into described bore and twists through hole, and splined hole, institute are provided with the top of the mounting head State splined shaft with the splined hole to coordinate, mounting head top side is provided with the annular shaft shoulder, the annular shaft shoulder and the ring Accompany thrust bearing between shape shoulder block, the slide top is provided with bearing mounting base, in the mounting head below the annular shaft shoulder Ball bearing is cased with, the outer ring of the ball bearing is arranged on the bearing mounting base, and the bearing mounting base bottom surface is provided with Clamping plate, the clamping plate are provided with the fastening bolt being threadedly coupled after the clamping plate, the bearing mounting base with the slide, The slide top stretches out the bar hole and outer wall is provided with and clamps screw thread, and clamping spiral shell is threaded with the clamping screw thread Mother, the bearing mounting base bottom stretch out the bar hole bottom and both sides and are provided with the positive stop strip being bonded with the swing rod bottom surface.

3. a kind of multi-drill according to claim 2 twists transmission mechanism, it is characterized in that, cover tensioned bullet on the brill twisted axis Spring, self-lubricating piece, the tension spring bottom and the annular shoulder block are accompanied between the tension spring and the lower hinged seat Top surface is bonded.

4. a kind of multi-drill according to claim 1 twists transmission mechanism, it is characterized in that, the brill twisted axis surface is provided with spiral Fin, the spiral ridge mounting head top is provided with and the screwed hole for boring spiral ridge cooperation on twisted axis, the spiral prominence The rotation direction of rib is with the brill twisted axis forward direction on the contrary, i.e. described brill twisted axis bores twisted axis and mounting head with separating when rotating forward Gesture.