CN203357156U - Zero transmission and automatic clamping device of indexable insert peripheral grinding machine - Google Patents
Zero transmission and automatic clamping device of indexable insert peripheral grinding machine Download PDFInfo
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- CN203357156U CN203357156U CN 201320319468 CN201320319468U CN203357156U CN 203357156 U CN203357156 U CN 203357156U CN 201320319468 CN201320319468 CN 201320319468 CN 201320319468 U CN201320319468 U CN 201320319468U CN 203357156 U CN203357156 U CN 203357156U
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- indexable insert
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Abstract
A zero transmission and automatic clamping device of an indexable insert peripheral grinding machine is characterized in that a box body, a transmission device, a clamping device and a radial positioning device are included, the transmission device comprises a torque motor, a stator of the torque motor is mounted on the box body, a rotor of the torque motor is mounted on a precision spindle, the rear end of the precision spindle is supported through a front precision bearing and a rear precision bearing, an axial fixing positioning element is arranged at the front end of the precision spindle, a positioning central spindle is arranged on the center portion of the axial fixing positioning element, and a rotating encoder or an angle encoder is further mounted on the precision central spindle. According to the zero transmission and automatic clamping device of the indexable insert peripheral grinding machine, the rotor of the torque motor is mounted on the precision spindle, the purpose that the torque motor drives the precision spindle in a zero transmission mode to rotate is achieved, the zero transmission mode can not generate transmission errors at all, and the rotating precision for machining an indexable insert by the peripheral grinding machine is greatly improved.
Description
Technical field
The utility model relates to a kind of blade process equipment, relates to specifically a kind of indexable insert tip periphery grinding machine zero transmission and automatic clamping device.
Background technology
Along with accurate indexable insert tip, throw away tip is applied more and more widely in the digital control processing field, to the required precision of indexable insert tip, throw away tip and the working (machining) efficiency of indexable insert tip periphery grinding machine, require also more and more higher.In modern global function, high precision numerical control periphery grinding machine, the Workpiece transmission device of processing indexable insert tip, throw away tip is the critical component that guarantees machining accuracy.
The transmission of indexable insert tip, throw away tip refers to the gyration of indexable insert tip, throw away tip around the fixture central axis, in the prior art, when general indexable insert tip periphery grinding machine carries out transposition to workpiece, normally adopts worm-and-wheel gear.Due to structural limitations, worm gear generally can not be too large.In order further to reduce rotating speed, usually in previous stage, increase gear pair, inevitably there is driving error in this kind of drive.The way that prior art solves problems mainly contains two kinds of approach:
One: machinery is eliminated gap.As adopted, clearance elimination gear is secondary, the anti-backlash worm wheel worm gear pair.Clearance elimination gear pair and anti-backlash worm wheel worm gear pair can adopt various ways in the prior art.As the clearance elimination gear pair arranges pinion and gear wheel, gear wheel is split gear, for the gap that disappears; Or the anti-backlash worm wheel worm gear pair arrange worm screw for the double-joint type structure, but generally can only limited minimizing gap and error.
Its two: gap is eliminated in compensation.Same kind of products at abroad general using modern electronic technology compensates the gap that disappears.CAP sensor for example, although the CAP sensor also can complete other function when detecting drive gap, because really eliminate in gap, the Accuracy to workpiece in process still exists.
Due to this device, when completing the workpiece transmission, also need indexable insert tip, throw away tip is clamped.Indexable insert tip, throw away tip belongs to production in enormous quantities aborning, and a people many lathes on duty and unattended processing mode are widely accepted, and the workpiece feeding clamping generally adopts automated manner.Indexable insert tip, throw away tip clamps except guaranteeing that indexable insert tip, throw away tip, under the cutting force effect, keeps the invariant position of indexable insert tip, throw away tip in fixture, and relative displacement and not deflection neither occur, and the stability of clamping force and reliability are vital.But, due to indexable insert tip, throw away tip material and the constantly change of workpiece size, need according to clamping, to require to be adjusted in time.The pressure that adds the hydraulic system oil feed line changes, and Workpiece clamping is brought to certain influence.The kinematic accuracy of transmission mechanism and the reliability of clamping all will have a direct impact machining accuracy and the working (machining) efficiency of indexable insert tip, throw away tip.
The processing of indexable insert tip, throw away tip peripheral grinding is high efficiency and high-accuracy production in enormous quantities pattern, and except the high-precision requirement of grinding, the high efficiency feature of production is also the problem can not be ignored.Desk checking is one of operation of maximum consuming time.Except the stability of manual detection, outside efficiency is low, also have a problem: offline inspection is discarded the workpiece of having processed is overproof; If surplus is processing fully not, the processing of need to again reaching the standard grade is also more consuming time, affects normal process flow.Meet and produce the high accuracy indexable insert tip, throw away tip in enormous quantities to equipment high accuracy and high efficiency requirement, the on-line measurement of accurate indexable insert tip, throw away tip is important measure.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of high transmission accuracy that has, and high indexable insert tip periphery grinding machine zero transmission and the automatic clamping device of reliability and stability while clamping indexable insert tip, throw away tip.
The technical solution adopted in the utility model is: comprise casing, transmission device, clamping device and radial positioning device, described transmission device comprises torque motor, the stator of torque motor is arranged on casing, the rotor of torque motor is arranged on accurate main shaft, and accurate main shaft is by front precision bearing and the supporting of rear precision bearing; The front end of accurate main shaft is provided with the axial restraint setting element, and the center of axial restraint setting element is provided with a location mandrel, and rotary encoder or angular encoder also are installed on accurate main shaft;
It is top that described clamping device comprises that leverage, oil cylinder and activity step up, and described leverage middle part is hinged on casing by bearing pin, and an end of leverage and activity step up top hinged, the dead in line of the top axis of movable clamping and accurate main shaft; The other end of leverage and the piston rod of oil cylinder are hinged;
Described radial positioning device comprises V-block, V-block positioning seat, cylinder, director element and strut, and described V-block is arranged on the V-block positioning seat, and the V-type channel opening on V-block is towards accurate main shaft; Described V-block positioning seat is connected with mount pad, and mount pad is arranged on the end of cylinder piston rod; Described director element is sleeved on the outside of cylinder piston rod, is fixedly mounted on strut, and strut is arranged on box bottom; The guide direction of director element is perpendicular to the axis of accurate main shaft; The bottom of described cylinder is provided with the return push pedal.
In zero transmission of above-mentioned indexable insert tip periphery grinding machine and automatic clamping device, also comprise online measurement mechanism, described on-line measurement device is near the end horizontal setting of positioning core axle.
In zero transmission of above-mentioned indexable insert tip periphery grinding machine and automatic clamping device, described clamping device also comprises guiding mechanism, described guiding mechanism comprises swivel nut and swivel nut set lever, the piston rod of described oil cylinder is provided with external screw thread, swivel nut and cylinder piston rod are spirally connected, and by the locking of swivel nut set lever.
In zero transmission of above-mentioned indexable insert tip periphery grinding machine and automatic clamping device, the two ends of described clamping device leverage are equipped with the power transmission key seat, power transmission key seat and leverage are plane contact, and the power transmission key seat at leverage two ends is top with movable clamping hinged with piston rod oil cylinder respectively by the supporting pin.
In zero transmission of above-mentioned indexable insert tip periphery grinding machine and automatic clamping device, also be provided with power detecting device on described clamping device.
In zero transmission of above-mentioned indexable insert tip periphery grinding machine and automatic clamping device, on described casing, mounting torque motor place is provided with fin.
The beneficial effects of the utility model are:
1) rotor of torque motor of the present utility model is arranged on accurate main shaft, realized that torque motor zero transmission drives the accurate main shaft rotation, be the kind of drive of zero transmission, can not produce driving error fully, greatly improved the rotating accuracy of peripheral grinding machine processing indexable insert tip, throw away tip.
2) two ends of the leverage of clamping device of the present utility model are equipped with the power transmission key seat, power transmission key seat and leverage are plane contact, the situation of local line's contact while having avoided two ends directly to be connected with the supporting pin, reduced the contact stress between lever construction and supporting pin, the reliability while having improved the indexable insert tip, throw away tip clamping and the stability of clamping process.
3) clamping device of the present utility model also is provided with power detecting device, and preset clamping force parameter as required also can detect the duty of oil cylinder in real time, makes clamping device of the present utility model easy to adjust, flexible, reliable operation.
4) the utility model is provided with the on-line measurement device, and the on-line measurement device both can detect the machining accuracy of indexable insert tip, throw away tip, can detect again the eccentric situation of indexable insert tip, throw away tip with respect to the rotation of accurate main shaft; Not only reduce the outer labour intensity detected of testing staff's line, significantly enhanced productivity, improved the accuracy of detection of workpiece, and the dimensionally stable one of effectively the having guaranteed indexable insert tip, throw away tip machining accuracy of making peace.
The accompanying drawing explanation
Fig. 1 is profile stereogram of the present utility model.
Fig. 2 is structure and the Workpiece clamping cutaway view of zero transmission device of the present utility model.
Fig. 3 is the structural representation of leverage of the present utility model.
Fig. 4 is the structural representation of radial positioning device of the present utility model.
Fig. 5 is workpiece of the present utility model location, clamping and instrumentation plan.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the utility model comprises casing 6, transmission device 2, clamping device 3, on-line measurement device 4 and radial positioning device 5, as shown in Figure 2, described transmission device 2 comprises torque motor 7, the stator 71 of torque motor 7 is arranged on casing 6, and the rotor 72 of torque motor 7 is arranged on accurate main shaft 8.Because the rotor 72 of torque motor 7 is arranged on accurate main shaft 8, realized that torque motor 7 zero transmissions drive accurate main shafts 8 rotations, the kind of drive of zero transmission can not produce driving error fully, has greatly improved the rotating accuracy of peripheral grinding machine processing indexable insert tip, throw away tip.When torque motor 7 directly drives accurate main shaft 8, torque motor 7 is due to the characteristic of the large electric current of high moment of torsion, and easy temperature rise is to higher temperature, and then the driveability of influence power torque motor 7 and precision.For not driveability and the precision of influence power torque motor 7, on casing 6, the outside at mounting torque motor 7 places is provided with fin 21 heat radiations.Accurate main shaft 8 pass through 15 supportings of front precision bearing 14 and rear precision bearing; The front end of accurate main shaft 8 is provided with axial restraint setting element 10, and the center of axial restraint setting element 10 is provided with a location mandrel 17, and the tail end of accurate main shaft 8 is equipped with rotary encoder or angular encoder 16.
As shown in Figure 2, described clamping device 3 comprises leverage 9, oil cylinder 26, activity steps up top 11 and guiding mechanism 27, as shown in Figure 3, described leverage 9 middle parts are hinged on casing 6 by bearing pin 30, leverage 9 two ends are respectively equipped with a power transmission key seat 28, power transmission key seat 28 contacts with the end flat of leverage 9, the key seat 28 of one end steps up top 11 hinged by a supporting pin 31 and activity, the key seat 28 of the other end is hinged with the piston rod 32 of oil cylinder 26 by a supporting pin 31, avoid leverage 9 two ends to contact with supporting pin 31 local lines, reduce the local contact stress between leverage 9 and supporting pin 31, improve the reliability of stepping up of indexable insert tip, throw away tip 1 and the stability of clamping process.Described movable clamping top 11 is placed in conical sliding support frame 12, the dead in line of its axis and accurate main shaft 6; Piston rod 32 ends of oil cylinder 26 are provided with external screw thread, and are spirally connected by the adjustment swivel nut 33 of external screw thread and guiding mechanism 27, adjust swivel nut 33 rear ends by 34 lockings of swivel nut set lever.
As shown in Figure 4, described radial positioning device comprises V-block 22, V-block positioning seat 23, cylinder 37, director element 25 and strut 38, and described V-block 22 is arranged on V-block positioning seat 23, and the V-type channel opening on V-block 22 is towards accurate main shaft 8; Described V-type location block 23 is connected with mount pad 24 by the geometry of dovetail groove or square groove or other single-degree-of-freedom, can adjust in the horizontal direction the symmetry of indexable insert tip, throw away tip 1.Mount pad 24 is arranged on the end of cylinder 37 piston rods; Described director element 25 is sleeved on the outside of the piston rod of cylinder 37, is fixedly mounted on strut 38; Strut 38 is arranged on the base plate of casing 1; The guide direction of director element 25 is perpendicular to the axis of accurate main shaft 8; The piston rod of the cylinder 37 between mount pad 24 and strut 38 is provided with guard shield 39; The bottom of described cylinder 37 is provided with return push pedal 36.
Utilize 22 pairs of indexable insert tip, throw away tip 1 radial locations of V-block of radial positioning device, especially the indexable insert tip, throw away tip 1 of atresia carried out to radial location.V-block 22 can be adjusted up and down according to the radial dimension of indexable insert tip, throw away tip 1, and V-block 22 is adjusted and can be fixed on the block 23 of V-type location.V-block 22 and V-type location block 23, on mount pad 24, can move up and down along director element 25; Move up and down and can utilize cylinder 37 that power source is provided, also can be manual.
As shown in Figure 5, described line measurement mechanism 4 is near the end horizontal setting of positioning core axle 17.On-line measurement device 4 both can detect the machining accuracy of indexable insert tip, throw away tip 1, can detect again the eccentric situation of indexable insert tip, throw away tip 1 with respect to the rotation 13 of accurate main shaft 8; Not only reduce the outer labour intensity detected of testing staff's line, significantly enhanced productivity, improved the accuracy of detection of indexable insert tip, throw away tip 1, and the dimensionally stable one of effectively having guaranteed indexable insert tip, throw away tip 1 machining accuracy of making peace.
Claims (6)
1. an indexable insert tip periphery grinding machine zero transmission and automatic clamping device, it is characterized in that: comprise casing, transmission device, clamping device and radial positioning device, described transmission device comprises torque motor, the stator of torque motor is arranged on casing, the rotor of torque motor is arranged on accurate main shaft, accurate main shaft pass through the supporting of front precision bearing and rear precision bearing; The front end of accurate main shaft is provided with the axial restraint setting element, and the center of axial restraint setting element is provided with a location mandrel, and rotary encoder or angular encoder also are installed on accurate main shaft;
It is top that described clamping device comprises that leverage, oil cylinder and activity step up, and described leverage middle part is hinged on casing by bearing pin, and an end of leverage and activity step up top hinged, the dead in line of the top axis of movable clamping and accurate main shaft; The other end of leverage and the piston rod of oil cylinder are hinged;
Described radial positioning device comprises V-block, V-block positioning seat, cylinder, director element and strut, and described V-block is arranged on the V-block positioning seat, and the V-type channel opening on V-block is towards accurate main shaft; Described V-block positioning seat is connected with mount pad, and mount pad is arranged on the end of cylinder piston rod; Described director element is sleeved on the outside of cylinder piston rod, is fixedly mounted on strut, and strut is arranged on box bottom; The guide direction of director element is perpendicular to the axis of accurate main shaft; The bottom of described cylinder is provided with the return push pedal.
2. according to indexable insert tip periphery grinding machine zero transmission and the automatic clamping device of claim 1, it is characterized in that: also comprise online measurement mechanism, described on-line measurement device is near the end horizontal setting of positioning core axle.
3. according to the zero transmission of the indexable insert tip periphery grinding machine of claim 1 and automatic clamping device, it is characterized in that: described clamping device also comprises guiding mechanism, described guiding mechanism comprises swivel nut and swivel nut set lever, the piston rod of described oil cylinder is provided with external screw thread, the piston rod of swivel nut and oil cylinder is spirally connected, and by the locking of swivel nut set lever.
4. according to the zero transmission of the indexable insert tip periphery grinding machine of claim 1 and automatic clamping device, it is characterized in that: the two ends of described clamping device leverage are equipped with the power transmission key seat, power transmission key seat and leverage are plane contact, and the power transmission key seat at leverage two ends is top with movable clamping hinged with piston rod oil cylinder respectively by the supporting pin.
5. according to indexable insert tip periphery grinding machine zero transmission and the automatic clamping device of claim 1, it is characterized in that: also be provided with power detecting device on described clamping device.
6. according to indexable insert tip periphery grinding machine zero transmission and the automatic clamping device of claim 1, it is characterized in that: on described casing, mounting torque motor place is provided with fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320319468 CN203357156U (en) | 2013-06-05 | 2013-06-05 | Zero transmission and automatic clamping device of indexable insert peripheral grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320319468 CN203357156U (en) | 2013-06-05 | 2013-06-05 | Zero transmission and automatic clamping device of indexable insert peripheral grinding machine |
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| Publication Number | Publication Date |
|---|---|
| CN203357156U true CN203357156U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320319468 Withdrawn - After Issue CN203357156U (en) | 2013-06-05 | 2013-06-05 | Zero transmission and automatic clamping device of indexable insert peripheral grinding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203357156U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264350A (en) * | 2013-06-05 | 2013-08-28 | 湖南楚翰智能科技有限公司 | Indexable blade periphery grinding machine zero transmission and automatic clamping device |
| CN104162837A (en) * | 2014-03-26 | 2014-11-26 | 天通吉成机器技术有限公司 | Numerical control blade machining and clamping device |
| CN104889838A (en) * | 2015-04-22 | 2015-09-09 | 北京金风科创风电设备有限公司 | Cutting machine tool and cutting method for precast concrete tower section |
| CN105598836A (en) * | 2016-01-29 | 2016-05-25 | 苏州普维迪工业自动化有限公司 | Clamping device and method applied to grinding of hardware plier tool |
| CN106239278A (en) * | 2016-09-26 | 2016-12-21 | 湖南水利水电职业技术学院 | A kind of blade clamping centering adjusting means of indexable insert tip periphery grinding machine |
| US20210069858A1 (en) * | 2019-09-11 | 2021-03-11 | Agathon AG, Maschinenfabrik | Modular clamping device |
| CN113878498A (en) * | 2021-10-26 | 2022-01-04 | 济南凯特尔机器有限公司 | Taper cylindrical grinding online measuring device |
-
2013
- 2013-06-05 CN CN 201320319468 patent/CN203357156U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264350A (en) * | 2013-06-05 | 2013-08-28 | 湖南楚翰智能科技有限公司 | Indexable blade periphery grinding machine zero transmission and automatic clamping device |
| CN103264350B (en) * | 2013-06-05 | 2015-09-30 | 湖南楚翰智能科技有限公司 | A kind of indexable insert tip periphery grinding machine Zero-drive Chain and automatic clamping device |
| CN104162837A (en) * | 2014-03-26 | 2014-11-26 | 天通吉成机器技术有限公司 | Numerical control blade machining and clamping device |
| CN104889838A (en) * | 2015-04-22 | 2015-09-09 | 北京金风科创风电设备有限公司 | Cutting machine tool and cutting method for precast concrete tower section |
| CN104889838B (en) * | 2015-04-22 | 2018-07-31 | 北京金风科创风电设备有限公司 | Cutting machine tool and cutting method for precast concrete tower section |
| CN105598836A (en) * | 2016-01-29 | 2016-05-25 | 苏州普维迪工业自动化有限公司 | Clamping device and method applied to grinding of hardware plier tool |
| CN106239278A (en) * | 2016-09-26 | 2016-12-21 | 湖南水利水电职业技术学院 | A kind of blade clamping centering adjusting means of indexable insert tip periphery grinding machine |
| CN106239278B (en) * | 2016-09-26 | 2019-08-20 | 湖南水利水电职业技术学院 | A kind of blade clamping centering regulating device of indexable insert tip periphery grinding machine |
| US20210069858A1 (en) * | 2019-09-11 | 2021-03-11 | Agathon AG, Maschinenfabrik | Modular clamping device |
| CN113878498A (en) * | 2021-10-26 | 2022-01-04 | 济南凯特尔机器有限公司 | Taper cylindrical grinding online measuring device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20150930 |
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| RGAV | Abandon patent right to avoid regrant |