CN203470917U - Hydraulic indexing cutter frame - Google Patents
Hydraulic indexing cutter frame Download PDFInfo
- Publication number
- CN203470917U CN203470917U CN201320520498.5U CN201320520498U CN203470917U CN 203470917 U CN203470917 U CN 203470917U CN 201320520498 U CN201320520498 U CN 201320520498U CN 203470917 U CN203470917 U CN 203470917U
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- inductor
- cam
- casing
- hydraulic
- cutter
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Abstract
The utility model discloses a hydraulic indexing cutter frame, and the frame comprises a box body, a fixed shaft, a cutter disc, a fixed tooth ring, a movable tooth ring, a tooth-disc connection plate, a piston, a hydraulic motor, a driving gear, a fixed-shaft gear, a parallel conjugate-cam indexing mechanism, a message-transmitting wheel, a cutter-disc locking inductor, a cutter-spacing transposition inductor, a detection wheel, a cutter-spacing inductor, and a control system which controls the operation of the piston and the operation of the hydraulic motor. The fixed tooth ring is engaged with the movable tooth ring. The fixed tooth ring is fixedly connected to the tooth-disc connection plate. The movable tooth ring is fixedly connected to the cutter disc. The driving gear is movably connected with the parallel conjugate-cam indexing mechanism, and the hydraulic motor is movably connected with the parallel conjugate-cam indexing mechanism, so as to convert the continuous input movement of the hydraulic motor into the intermittent-type output movement of the driving gear. The frame provided by the utility model can improve the speed and precision of cutter changing, employs hydraulic pressure for driving the cutter disc to rotate, is smooth in operation of indexing, loosening and locking, is large and stable in torque, and is applicable to a machine tool which is used for heavy cut and continuous indexing.
Description
Technical field
The utility model relates to a kind of hydraulic indexing knife rest, belongs to lathe cutter saddle technical field.
Background technology
At present, calibration knife rest is the device that is widely used in the plant equipment revolution location such as numerically-controlled machine tool rest, tool magazine, for reducing manufacturing cost, improving service efficiency, calibration knife rest preferably adopts common induction machine or hydraulic gyration hydraulic oil cylinder driving, and can continuous rotary and calibration location.
Because the Position Control of induction machine and hydraulic gyration oil cylinder is more difficult, at present, hydraulic tool rest generally can only be fixed angle revolution, can not continuous division, and tool-changing speed is slow, tool changing precision is not high; The calibration knife rest of Induction Motor Drive needs to adopt Geneva mechanism (as Tool Magazine in Machining Centers) or reversion retaining mechanism (as Tool-rest of Numerical Control Lathe), it is large that the former calibration is that intermittent motion, location are impacted, and the latter can only unidirectional rotary and need to be crossed anchor point " instead by " location; Therefore, in impact such as numerically-controlled machine tool rest, tool magazines, have higher requirements and require the occasion of calibration location rapidly, continuously, generally need to adopt expensive driven by servomotor calibration knife rest.
Summary of the invention
Technical problem to be solved in the utility model is the defect that overcomes prior art, a kind of hydraulic indexing knife rest is provided, it can improve tool-changing speed and tool changing precision, adopt the rotation of hydraulic-driven cutterhead, calibration and to unclamp locking action smooth and easy, moment of torsion is large and steady, is suitable for the lathe of heavy cut and continuous division requirement.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of hydraulic indexing knife rest, it comprises casing, dead axle, cutterhead, determine gear ring, moving gear ring, fluted disc gusset piece, piston, hydraulic motor, driving gear, fixed axis gear, parallel conjugate cam indexing mechanism, sender wheel, cutterhead locking inductor, cutter spacing transposition inductor, detect wheel and a plurality of cutter spacing inductor and control piston action and control the control system that hydraulic motor moves, dead axle be bearing on casing and relatively casing move axially, cutterhead is solidly set on the head end of dead axle, fixed axis gear and piston are all solidly set on dead axle, fluted disc gusset piece is fixedly connected on casing, determine the gear ring cooperation that is meshed with moving gear ring, determining gear ring is fixedly connected on fluted disc gusset piece, moving gear ring is fixedly connected on cutterhead, between piston and fluted disc gusset piece and between piston and casing, being provided with oil pocket moves axially with respect to casing to promote piston, driving gear is flexibly connected mutually with parallel conjugate cam indexing mechanism, and the continuous input motion that hydraulic motor and parallel conjugate cam indexing mechanism are flexibly connected to order about hydraulic motor is mutually converted into the batch (-type) output movement of driving gear, driving gear is also meshed with fixed axis gear, cutterhead locking inductor, cutter spacing transposition inductor is all connected with control system with cutter spacing inductor, described sender wheel is arranged on the tail end of dead axle and matches with cutterhead locking inductor and cutter spacing inductor respectively, the described wheel that detects is arranged on parallel conjugate cam indexing mechanism and with cutter spacing transposition inductor and matches.
Further, described parallel conjugate cam indexing mechanism comprises camshaft, roller shaft, a plurality of rollers, a plurality of roller pins, a plurality of cams and a plurality of pin shaft baffle, described camshaft and roller shaft all can be rotated to support on casing, described hydraulic motor is flexibly connected mutually with camshaft, described driving gear is sleeved on roller shaft, cam is sleeved on camshaft, pin shaft baffle is arranged on roller shaft, and cam and the pin shaft baffle shape that is distributed in distance, roller pin is bearing between adjacent pin shaft baffle equably, roller housing is contained on corresponding roller pin, described cam and roller alternate and are provided with and drive section and static segment to rotate to order about roller shaft batch (-type) on the outline of butt and cam, the described wheel that detects is sleeved on camshaft.
Further, the two ends of described camshaft are respectively installed with eccentric bushing and camshaft can rotate relative to eccentric bushing, and described eccentric bushing is installed on casing, and on casing, are also provided with eccentric bushing adjusting device with the axial location of adjustment cam axle.
Further, described cam has two, and its driving section mutual dislocation layout, and described pin shaft baffle has three, and described cam lays respectively between adjacent pin shaft baffle.
Further, described fixed axis gear and the contact site of dead axle are provided with expansion mechanism, this expansion mechanism comprises tapered sleeve adjusting pad, pressing plate and multipair taper sleeve component, tapered sleeve adjusting pad and pressing plate are all sleeved on dead axle, and a side of tapered sleeve adjusting pad and taper sleeve component butt, opposite side and pressing plate butt, every pair of taper sleeve component comprises tapering inner sleeve and the tapering overcoat that is provided with a pair of tapering face, together with the cooperation by a pair of tapering face of tapering inner sleeve and tapering overcoat is pressed on, tapering inner sleeve is also connected on dead axle, and tapering overcoat also connects with fixed axis gear.
Adopted after technique scheme, when knife rest needs tool changing, control system is controlled the hydraulic valve work being connected with oil pocket, piston promotes dead axle outward, determine gear ring and the moving gear ring of engagement are thrown off, cutterhead locking inductor is non-inductive, system is received knife rest unlock signal, control system is controlled the hydraulic valve work being connected with hydraulic motor, with camshaft, rotate, drive roller shaft rotates, thereby drive driving gear rotation, driving gear drives fixed axis gear to rotate again, thereby rotate with cutterhead, when reaching the cutter spacing needing, cutter spacing inductor sends the signal that puts in place, cam and roller combination be the position in angle of repose just in time, dead axle and cutterhead also remain static, control system is controlled the hydraulic valve being connected with hydraulic motor and is quit work, the hydraulic valve reverse operation being connected with oil pocket, piston is dead axle and the past lira of cutterhead, make to determine gear ring and moving gear ring engagement locking, cutterhead locking inductor sends locking signal, knife rest tool changing EP (end of program), system is received signal, next process is carried out in instruction, the utility model has adopted the rotation of hydraulic-driven cutterhead, calibration and to unclamp locking action smooth and easy, moment of torsion is large and steady, be suitable for the lathe of heavy cut and continuous division requirement, the utility model has also adopted parallel conjugate cam indexing mechanism, improved the tool-changing speed of this knife rest, and adopted various inductors to respond to respectively control, improved the tool changing precision of this knife rest.
Accompanying drawing explanation
Fig. 1 is the structural representation of hydraulic indexing knife rest of the present utility model.
The specific embodiment
For content of the present utility model is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below,
As shown in Figure 1, a kind of hydraulic indexing knife rest, it comprises casing 1, dead axle 14, cutterhead 9, determine gear ring 7, moving gear ring 8, fluted disc gusset piece 5, piston 4, hydraulic motor 31, driving gear 34, fixed axis gear 35, parallel conjugate cam indexing mechanism, sender wheel 36, cutterhead locking inductor 2, cutter spacing transposition inductor 20, detect wheel 18 and a plurality of cutter spacing inductor 3 and control piston 4 actions and control the control system that hydraulic motor 31 moves, dead axle 14 be bearing on casing 1 and relatively casing 1 move axially, cutterhead 9 is solidly set on the head end of dead axle 14, fixed axis gear 35 and piston 4 are all solidly set on dead axle 14, fluted disc gusset piece 5 is fixedly connected on casing 1, determine gear ring 7 cooperation that is meshed with moving gear ring 8, determining gear ring 7 is fixedly connected on fluted disc gusset piece 5, moving gear ring 8 is fixedly connected on cutterhead 9, between piston 4 and fluted disc gusset piece 5 and between piston 4 and casing 1, being provided with oil pocket 45 moves axially with respect to casing 1 to promote piston 4, driving gear 34 is flexibly connected mutually with parallel conjugate cam indexing mechanism, and the continuous input motion that hydraulic motor 31 and parallel conjugate cam indexing mechanism are flexibly connected to order about hydraulic motor 31 is mutually converted into the batch (-type) output movement of driving gear 34, driving gear 34 is also meshed with fixed axis gear 35, cutterhead locking inductor 2, cutter spacing transposition inductor 20 is all connected with control system with cutter spacing inductor 3, sender wheel 36 is arranged on the tail end of dead axle 14 and matches with cutterhead locking inductor 2 and cutter spacing inductor 3 respectively, the described wheel 18 that detects is arranged on parallel conjugate cam indexing mechanism and with cutter spacing transposition inductor 20 and matches.
Parallel conjugate cam indexing mechanism comprises camshaft 22, roller shaft 27, a plurality of rollers 23, a plurality of roller pins 24, a plurality of cam 22-1 and a plurality of pin shaft baffle 25, camshaft 22 and roller shaft 27 all can be rotated to support on casing 1, hydraulic motor 31 is flexibly connected mutually with camshaft 22, driving gear 34 is sleeved on roller shaft 27, cam 22-1 is sleeved on camshaft 22, pin shaft baffle 25 is arranged on roller shaft 27, and cam 22-1 and pin shaft baffle 25 shape that is distributed in distance, roller pin 24 is bearing between adjacent pin shaft baffle 25 equably, roller 23 is sleeved on corresponding roller pin (24), cam 22-1 and roller 23 alternate and are provided with and drive section and static segment to rotate to order about roller shaft 27 batch (-type)s on the outline of butt and cam 22-1, detecting wheel 18 is sleeved on camshaft 22.
For can the axis of adjustment cam axle 22 and the position of the axis of roller shaft 27, to reach cam 22-1, coordinate with the gapless of roller 23, become best frictional fit state, reach steady, noiseless effect, as shown in Figure 1, the two ends of camshaft 22 are respectively installed with eccentric bushing 21 and camshaft 22 can rotate relative to eccentric bushing 21, eccentric bushing 21 is installed on casing 1, and on casing 1, is also provided with eccentric bushing adjusting device with the axial location of adjustment cam axle 22.Cam 22-1 has two and its driving section mutual dislocation layout, and pin shaft baffle 25 has three, and cam 22-1 lays respectively between adjacent pin shaft baffle 25.
In order to make fixed axis gear 35 tight with coordinating of dead axle 14, and make fixed axis gear 35 good with driving gear 34 engagements, reach the effect of trouble free service, as shown in Figure 1, fixed axis gear 35 is provided with expansion mechanism with the contact site of dead axle 14, this expansion mechanism comprises tapered sleeve adjusting pad 38, pressing plate 37 and multipair taper sleeve component, tapered sleeve adjusting pad 38 and pressing plate 37 are all sleeved on dead axle 14, and a side of tapered sleeve adjusting pad 38 and taper sleeve component butt, opposite side and pressing plate 37 butts, every pair of taper sleeve component comprises tapering inner sleeve 40 and the tapering overcoat 39 that is provided with a pair of tapering face, together with the cooperation by a pair of tapering face of tapering inner sleeve 40 and tapering overcoat 39 is pressed on, tapering inner sleeve 40 is also connected on dead axle 14, tapering overcoat 39 also connects with fixed axis gear 35.By pressing plate 37, compress tapered sleeve adjusting pad 38, will make the tapering inner sleeve 40 of taper sleeve component move axially, thereby make tapering overcoat 39 to radial dilatation, thus swelling fixed axis gear 35.
Cutterhead locking inductor 2 of the present utility model, unclamps the confirmation signal of locking, and when it is not responded to, cutterhead 9 has unclamped disengaging, now just starts cutterhead 9 rotations, and seasonable when its thoughts, cutterhead 9 has been locked,
Cutter spacing of the present utility model transposition inductor 20, often changes a cutter induction once, the enabling signal of stopping the rotation and locking for cutterhead 9.When cutterhead 9 rotation is during to required cutter spacing, 20 inductions of cutter spacing transposition inductor, control the hydraulic valve power-off being connected with hydraulic motor 31, cutterhead 9 is stopped the rotation, and start the magnetic valve of cutterhead 9 lockings, to guarantee that cutterhead locks.
Operation principle of the present utility model is as follows:
When knife rest needs tool changing, control system is controlled the hydraulic valve work being connected with oil pocket 45, piston 4 promotes dead axle 14 outward, gear ring 7 and the moving gear ring 8 of determining of engagement thrown off, cutterhead locking inductor 2 is non-inductive, system is received knife rest unlock signal, control system is controlled the hydraulic valve work being connected with hydraulic motor 31, with camshaft 22, rotate, drive roller shaft 27 to rotate, thereby drive driving gear 34 rotations, driving gear 34 drives fixed axis gear 35 to rotate again, thereby rotate with cutterhead 9, when reaching the cutter spacing needing, cutter spacing inductor 3 sends the signal that puts in place, cam 22-1 and roller 23 combinations are the position in angle of repose just in time, dead axle 14 and cutterhead 9 also remain static, at this moment, 20 inductions of cutter spacing transposition inductor, control system is controlled the hydraulic valve being connected with hydraulic motor 31 and is quit work, the hydraulic valve reverse operation being connected with oil pocket 45, piston 4 is dead axle 14 and the past lira of cutterhead 9, make to determine gear ring 7 and the 8 engagement lockings of moving gear ring, cutterhead locking inductor 2 sends locking signal, knife rest tool changing EP (end of program), system is received signal, next process is carried out in instruction, the utility model has adopted 9 rotations of hydraulic-driven cutterhead, calibration and to unclamp locking action smooth and easy, moment of torsion is large and steady, be suitable for the lathe of heavy cut and continuous division requirement, the utility model has also adopted parallel conjugate cam indexing mechanism, improved the tool-changing speed of this knife rest, and adopted various inductors to respond to respectively control, improved the tool changing precision of this knife rest.
Above-described specific embodiment; technical problem, technical scheme and beneficial effect that the utility model is solved further describe; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a hydraulic indexing knife rest, it is characterized in that: it comprises casing (1), dead axle (14), cutterhead (9), determine gear ring (7), moving gear ring (8), fluted disc gusset piece (5), piston (4), hydraulic motor (31), driving gear (34), fixed axis gear (35), parallel conjugate cam indexing mechanism, sender wheel (36), cutterhead locking inductor (2), cutter spacing transposition inductor (20), detect wheel (18) and a plurality of cutter spacing inductor (3) and control piston (4) action and control the control system that hydraulic motor (31) moves, dead axle (14) be bearing in casing (1) upper and relatively casing (1) move axially, cutterhead (9) is solidly set on the head end of dead axle (14), fixed axis gear (35) and piston (4) are all solidly set on dead axle (14), fluted disc gusset piece (5) is fixedly connected on casing (1), determine gear ring (7) cooperation that is meshed with moving gear ring (8), determining gear ring (7) is fixedly connected on fluted disc gusset piece (5), moving gear ring (8) is fixedly connected on cutterhead (9), between piston (4) and fluted disc gusset piece (5) and between piston (4) and casing (1), being provided with oil pocket (45) moves axially with respect to casing (1) to promote piston (4), driving gear (34) is flexibly connected mutually with parallel conjugate cam indexing mechanism, and the continuous input motion that hydraulic motor (31) and parallel conjugate cam indexing mechanism are flexibly connected to order about hydraulic motor (31) is mutually converted into the batch (-type) output movement of driving gear (34), driving gear (34) is also meshed with fixed axis gear (35), cutterhead locking inductor (2), cutter spacing transposition inductor (20) is all connected with control system with cutter spacing inductor (3), described sender wheel (36) is arranged on the tail end of dead axle (14) and matches with cutterhead locking inductor (2) and cutter spacing inductor (3) respectively, the described wheel (18) that detects is arranged on parallel conjugate cam indexing mechanism and with cutter spacing transposition inductor (20) and matches.
2. hydraulic indexing knife rest according to claim 1, it is characterized in that: described parallel conjugate cam indexing mechanism comprises camshaft (22), roller shaft (27), a plurality of rollers (23), a plurality of roller pins (24), a plurality of cams (22-1) and a plurality of pin shaft baffle (25), described camshaft (22) and roller shaft (27) all can be rotated to support on casing (1), described hydraulic motor (31) is flexibly connected mutually with camshaft (22), described driving gear (34) is sleeved on roller shaft (27), cam (22-1) is sleeved on camshaft (22), pin shaft baffle (25) is arranged on roller shaft (27), and cam (22-1) and pin shaft baffle (25) shape that is distributed in distance, roller pin (24) is bearing between adjacent pin shaft baffle (25) equably, roller (23) is sleeved on corresponding roller pin (24), described cam (22-1) and roller (23) alternate and are provided with and drive section and static segment to rotate to order about roller shaft (27) batch (-type) on the outline of butt and cam (22-1), the described wheel (18) that detects is sleeved on camshaft (22).
3. hydraulic indexing knife rest according to claim 2, it is characterized in that: the two ends of described camshaft (22) are respectively installed with eccentric bushing (21) and camshaft (22) can rotate relative to eccentric bushing (21), it is upper that described eccentric bushing (21) is installed in casing (1), and be also provided with eccentric bushing adjusting device with the axial location of adjustment cam axle (22) on casing (1).
4. hydraulic indexing knife rest according to claim 2, it is characterized in that: described cam (22-1) has two, and it drives section mutual dislocation to arrange, described pin shaft baffle (25) has three, and described cam (22-1) lays respectively between adjacent pin shaft baffle (25).
5. hydraulic indexing knife rest according to claim 1, it is characterized in that: described fixed axis gear (35) is provided with expansion mechanism with the contact site of dead axle (14), this expansion mechanism comprises tapered sleeve adjusting pad (38), pressing plate (37) and multipair taper sleeve component, tapered sleeve adjusting pad (38) and pressing plate (37) are all sleeved on dead axle (14), and a side of tapered sleeve adjusting pad (38) and taper sleeve component butt, opposite side and pressing plate (37) butt, every pair of taper sleeve component comprises tapering inner sleeve (40) and the tapering overcoat (39) that is provided with a pair of tapering face, tapering inner sleeve (40) and tapering overcoat (39) are pressed on together by the cooperation of a pair of tapering face, tapering inner sleeve (40) is also connected on dead axle (14), tapering overcoat (39) also connects with fixed axis gear (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520498.5U CN203470917U (en) | 2013-08-26 | 2013-08-26 | Hydraulic indexing cutter frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520498.5U CN203470917U (en) | 2013-08-26 | 2013-08-26 | Hydraulic indexing cutter frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203470917U true CN203470917U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320520498.5U Withdrawn - After Issue CN203470917U (en) | 2013-08-26 | 2013-08-26 | Hydraulic indexing cutter frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203470917U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418807A (en) * | 2013-08-26 | 2013-12-04 | 常州市宏达机床数控设备有限公司 | Hydraulic indexing tool rest |
| CN104439297A (en) * | 2014-11-06 | 2015-03-25 | 常州市宏达机床数控设备有限公司 | Multi-head main shaft used for numerical control machine tool |
| CN105269008A (en) * | 2015-09-14 | 2016-01-27 | 上海真正数控机床有限公司 | Cutter rest assembly |
| CN105345563A (en) * | 2015-12-18 | 2016-02-24 | 湖北九洲数控机床有限责任公司 | Electric control mechanism for automatic indexing of automatic clamp of spindle |
| CN106141216A (en) * | 2016-08-02 | 2016-11-23 | 北京超同步伺服股份有限公司 | There is friction clamping and the numerically-controlled slide of arbitrary indexing function |
-
2013
- 2013-08-26 CN CN201320520498.5U patent/CN203470917U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418807A (en) * | 2013-08-26 | 2013-12-04 | 常州市宏达机床数控设备有限公司 | Hydraulic indexing tool rest |
| CN103418807B (en) * | 2013-08-26 | 2015-07-15 | 常州市宏达机床数控设备有限公司 | Hydraulic indexing tool rest |
| CN104439297A (en) * | 2014-11-06 | 2015-03-25 | 常州市宏达机床数控设备有限公司 | Multi-head main shaft used for numerical control machine tool |
| CN105269008A (en) * | 2015-09-14 | 2016-01-27 | 上海真正数控机床有限公司 | Cutter rest assembly |
| CN105269008B (en) * | 2015-09-14 | 2017-08-25 | 上海真正数控机床有限公司 | Cutter holder assembly |
| CN105345563A (en) * | 2015-12-18 | 2016-02-24 | 湖北九洲数控机床有限责任公司 | Electric control mechanism for automatic indexing of automatic clamp of spindle |
| CN105345563B (en) * | 2015-12-18 | 2019-01-11 | 湖北九洲数控机床有限责任公司 | A kind of electric control mechanism for main shaft automatic fixture automatic indexing |
| CN106141216A (en) * | 2016-08-02 | 2016-11-23 | 北京超同步伺服股份有限公司 | There is friction clamping and the numerically-controlled slide of arbitrary indexing function |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150715 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150715 |
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| RGAV | Abandon patent right to avoid regrant |