CN104776987A - Main shaft performance testing platform and testing method of testing platform - Google Patents
Main shaft performance testing platform and testing method of testing platform Download PDFInfo
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- CN104776987A CN104776987A CN201510124197.4A CN201510124197A CN104776987A CN 104776987 A CN104776987 A CN 104776987A CN 201510124197 A CN201510124197 A CN 201510124197A CN 104776987 A CN104776987 A CN 104776987A
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Abstract
The invention discloses a main shaft performance testing platform and a testing method of the testing platform. The testing platform comprises a main body support base, a main shaft system fixing bearing, a driving motor fixing adjustment bearing and a tester fixing adjustment bearing, wherein the main shaft system fixing bearing is connected with four bolt holes in the main shaft system fixing bearing via four bolt holes at the bottom; six bolt holes for fixing a tested main shaft case are formed in an inclined plane of the main shaft system fixing bearing; the driving motor fixing adjustment bearing and the tester fixing adjustment bearing are fixed on the main body support base via bolts; and the main shaft system fixing bearing has an inclination angle. The testing platform can stably support and fix a main shaft system and a main shaft driving system, is simple and convenient to mount, is applicable to testing of the main shaft systems of multiple models, and can ensure smooth implementation of a main shaft rotation accuracy test, a temperature rise deformation test and a main shaft vibration test.
Description
Technical field
The present invention relates to a kind of main shaft Testing Platform and method of testing thereof, is that one can accomplish the test platform that spindle rotation accuracy test, temperature rise deformation test and spindle vibration (axially, diameter run-out) test height are intensive.
Background technology
Along with the application of new material and technology, and processing technology, assembly technology optimization, main shaft is as the core component of lathe, and its performance is also progressively improved.At present, spindle technology development is towards high reliability, high output characteristic, high intelligent, high-environmental, modular design, long-life non-maintaining future development, meanwhile, main shaft bearing high rigidity and the enough harmonies of high speed performance, the standardization level of main axle cutter and electric interfaces is also more and more higher.Along with old-fashioned lathe progressively steps down from the stage of history, enterprise bears the mainly all types of numerical control machining center of Product processing task, compare traditional machine tool main shaft, the rotating speed of machining center mechanical main shaft significantly improves, and machining precision, machined surface quality are also significantly increased.Therefore, the test of main shaft performance must be paid attention to, design a kind of main shaft performance synthesis test platform and seem particularly important.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of to be carried out comprehensively for processing center of numerical-control machine tool high-speed electric main shaft, accurately, the main shaft Testing Platform of the evaluation of system.This test platform is the intensive test platform of a kind of height, can evaluate and test spindle rotation accuracy, temperature rise deformation and spindle vibration (axially, diameter run-out) index.
The object of the invention adopts following technical scheme to realize:
A kind of main shaft Testing Platform comprises body supports base, axis system hold-down support, drive motor secured adjusted bearing and tester secured adjusted bearing, axis system hold-down support is connected with the bolt hole of four on axis system base for supporting by four, bottom bolt hole, the dip plane of axis system hold-down support is provided with 6 bolts hole for fixing tested main spindle box, and drive motor secured adjusted bearing and tester secured adjusted bearing are fixed on body supports base respectively by bolt; Axis system hold-down support is provided with inclination angle.
Described drive motor secured adjusted bearing comprises motor, motor support base, T-slot composite module, hold-down support and lead screw, drive motor secured adjusted bearing is bolted on body supports base by four bolts hole and four bolts hole, four T-slot composite modules are fixed on hold-down support by four sunk screws, motor support base is connected on T-slot composite module via the T-shaped block that screw connects, motor is fixed on motor support base, lead screw is secured by bolts on motor support base, lead screw handle place is fixed on hold-down support via screw.
Tester secured adjusted bearing comprises main shaft diameter to testing sensor locating support and the axial testing sensor locating support of main shaft, and wherein main shaft diameter is made up of to testing sensor locating support magnetic base, current vortex sensor, longitudinal removable guide rail, transverse movable guide rail and the first fixed guide support; The axial testing sensor locating support of main shaft comprises the second fixed guide support, displacement transducer and magnetic base composition, is fixed in axis system hold-down support plane by tester secured adjusted bearing during test by magnetic base.
The main shaft performance test methods of described main shaft Testing Platform is: be fixed on by tested main shaft on axis system hold-down support, rotational slide leading screw handle regulates the distance between electrical machine belt pulley and primary shaft belt pulley, band is arranged on belt wheel and primary shaft belt pulley, band is adjusted to suitable degree of tightness by rotational slide leading screw handle again, connect motor power and continue fine adjustment lead screw handle, V belt translation is made to be in optimum condition, disable motor, arrange the sensor device for testing, tester secured adjusted bearing is fixed on the inclined surface of axis system hold-down support, with magnetic base as connecting between locating support and axis system hold-down support, when testing the radial vibration of main shaft, utilize main shaft diameter to test position fix support, two orthogonal current vortex sensors are arranged in the radial position of main shaft, by regulating longitudinally removable guide rail, transverse movable guide rail regulates current vortex sensor probe and main shaft surface distance,
During spindle axial vib ration test, magnetic base is utilized to be fixed on the inclined surface of axis system hold-down support by axial for main shaft test position fix support, after layout completes, motor is switched on power, after main axis is steady, the receiving system installed on computing machine can be utilized to carry out Data Collection, main shaft combination property can be obtained to the data analysis received.
The beneficial effect that the present invention compared with prior art has is: this test platform can stable support fixed main shaft system and spindle drive systems, install simple and convenient, be applicable to the test of Multiple Type axis system, special is the inclined surface conformed to actual conditions by axis system hold-down support surface design, test result can be made more to be close to actual condition, can to ensure that spindle rotation accuracy test, temperature rise deformation test and the accurate of spindle vibration test carry out smoothly.
Accompanying drawing explanation
Fig. 1 is main shaft testing system platform one-piece construction of the present invention assembling schematic diagram;
Fig. 2 is main shaft testing system platform base for supporting structural representation;
Fig. 3 is axis system hold-down support Standard schematic diagram;
Fig. 4 is drive system hold-down support Standard schematic diagram;
Fig. 5 is that main shaft diameter is to testing sensor locating support schematic diagram;
Fig. 6 is main shaft axial testing sensor locating support schematic diagram.
Embodiment
By reference to the accompanying drawings the present invention is made a detailed explanation.First state that these accompanying drawings are only used to structure of the present invention is described in a schematic manner, the structure that therefore only display is relevant with the present invention.Main shaft testing system platform is as shown in the figure used for spindle rotation accuracy test, temperature rise deformation test, spindle vibration test etc.Main shaft test platform comprises body supports base 1, axis system hold-down support 2, drive motor secured adjusted bearing 3, tester secured adjusted bearing composition;
Wherein axis system hold-down support 2 is fixedly linked via bolt by four, bottom bolt hole 10 and four bolts hole 30 on axis system base for supporting 1, and tested main spindle box is fixed by 6 bolts hole 9 by the dip plane of axis system hold-down support 2;
Drive motor secured adjusted bearing 3 comprises hold-down support 14, T-slot composite module 13, motor 11, motor support base 12 and lead screw 15 and forms.Drive motor secured adjusted bearing 3 is bolted on body supports base 1 by four bolts hole 16 and four bolts hole 30, four T-slot composite modules 13 are fixed on hold-down support 14 respectively by four sunk screws 21, motor support base 12 is connected on T-slot composite module 13 via the T-shaped block that screw 12 connects, motor 11 is fixed on motor support base 12, lead screw 15 is fixed on motor support base 12 by bolt 18, and lead screw 15 handle place is fixed on hold-down support 14 via screw 20.
Testing apparatus fixed support comprises main shaft diameter to testing sensor locating support 4 and the axial testing sensor locating support 5 of main shaft.Wherein main shaft diameter forms to testing sensor locating support magnetic base 24, current vortex sensor 26, longitudinal removable guide rail 22, transverse movable guide rail 23 and the first fixed guide support 25; The axial testing sensor locating support 5 of main shaft comprises the second fixed guide support 28, displacement transducer 27 and magnetic base 24 and forms.By magnetic base 24, testing apparatus locating support is fixed in axis system hold-down support 2 plane during test.
In actual experiment, installation testing platform device described above, tested main shaft is fixed on axis system hold-down support 2, by rotational slide leading screw 15 handle, regulate the distance between motor 11 belt wheel 19 and primary shaft belt pulley 8, to facilitate mounting strap 6, and then by rotational slide leading screw 15 handle, band 6 is adjusted to suitable degree of tightness, connect motor power and continue fine adjustment lead screw 15 handle, make V belt translation be in optimum condition.Disable motor 11, arrange the sensor device for testing, testing apparatus locating support 4 and 5 is all fixed on the inclined surface of axis system hold-down support 2, this surface is not used for the notch of fixing ordinary sensors hold-down support, according to actual experiment demand, with magnetic base 24 as connecting between locating support 20 and axis system hold-down support 2, this design makes the position adjustability of sensor localization support significantly improve.When testing the radial vibration of main shaft, utilize main shaft diameter to test position fix support 4, require to arrange two orthogonal current vortex sensors 26 in the radial position of main shaft, by regulating longitudinally removable guide rail 22, transverse movable guide rail 23 in actual experiment situation, current vortex sensor 26 is regulated to pop one's head in and main shaft surface distance voluntarily.Main shaft axially required displacement transducer 27 support of test fixedly requires fairly simple, only need to utilize in corresponding position magnetic base 24 to be fixed on the inclined surface of axis system hold-down support 2 by axial for main shaft test position fix support, regulate the probe of displacement transducer 27 and the distance of main shaft end face.After layout completes, motor 11 is switched on power, after main axis is steady, the receiving system installed on computing machine can be utilized to carry out Data Collection, main shaft combination property can be obtained to the data analysis received.
Claims (4)
1. a main shaft Testing Platform, it is characterized in that comprising body supports base (1), axis system hold-down support (2), drive motor secured adjusted bearing (3) and tester secured adjusted bearing, axis system hold-down support (2) is connected with four bolts hole (30) on axis system base for supporting (1) by four, bottom bolt hole (10), the dip plane of axis system hold-down support (2) is provided with 6 bolts hole (9) for fixing tested main spindle box, drive motor secured adjusted bearing and tester secured adjusted bearing are fixed on body supports base respectively by bolt, axis system hold-down support (2) is provided with inclination angle.
2. main shaft Testing Platform according to claim 1, it is characterized in that described drive motor secured adjusted bearing (3) comprises motor (11), motor support base (12), T-slot composite module (13), hold-down support (14) and lead screw (15), drive motor secured adjusted bearing (3) is bolted on body supports base (1) by four bolts hole (16) and four bolts hole (28), four T-slot composite modules (13) are fixed on hold-down support (14) by four sunk screws (21), motor support base (12) is connected on T-slot composite module (13) via the T-shaped block that screw (12) connects, motor (11) is fixed on motor support base (12), lead screw (15) is fixed on motor support base (12) by bolt (18), lead screw (15) handle place is fixed on hold-down support (14) via screw (20).
3. main shaft Testing Platform according to claim 1, it is characterized in that tester secured adjusted bearing comprises main shaft diameter to testing sensor locating support (4) and axial testing sensor locating support (5) of main shaft, wherein main shaft diameter is made up of to testing sensor locating support (4) magnetic base (24), current vortex sensor (26), longitudinally removable guide rail (22), transverse movable guide rail (23) and the first fixed guide support (25); Axial testing sensor locating support (5) of main shaft comprises the second fixed guide support (28), displacement transducer (27) and magnetic base (24) composition, is fixed in axis system hold-down support (2) plane by tester secured adjusted bearing during test by magnetic base (24).
4. the main shaft performance test methods of a main shaft Testing Platform as claimed in claim 1, it is characterized in that: tested main shaft is fixed on axis system hold-down support (2), rotational slide leading screw (15) handle regulates the distance between motor (11) belt wheel (19) and primary shaft belt pulley (8), (6) will be with to be arranged on belt wheel (19) with on primary shaft belt pulley (8), rotational slide leading screw (15) handle accommodation zone (6) is to suitable degree of tightness again, connect motor power and continue fine adjustment lead screw (15) handle, V belt translation is made to be in optimum condition, disable motor (11), arrange the sensor device for testing, tester secured adjusted bearing is fixed on the inclined surface of axis system hold-down support (2), with magnetic base (24) as connecting between the first fixed guide support (25) and axis system hold-down support (2), when testing the radial vibration of main shaft, utilize main shaft diameter to test position fix support (4), two orthogonal current vortex sensors (26) are arranged in the radial position of main shaft, by regulating longitudinally removable guide rail (22), transverse movable guide rail (23) regulates current vortex sensor (26) probe and main shaft surface distance,
During spindle axial vib ration test, magnetic base (24) is utilized to be fixed on the inclined surface of axis system hold-down support (2) by axial for main shaft test position fix support (5), regulate the probe of displacement transducer (27) and the distance of main shaft end face, after layout completes, motor (11) is switched on power, after main axis is steady, the receiving system installed on computing machine can be utilized to carry out Data Collection, main shaft combination property can be obtained to the data analysis received.
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Cited By (9)
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| CN105108582A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Device beneficial to shortening thermal deformation analyzing cycle of machine tool spindle |
| CN105115729A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Spindle deformation analysis device |
| CN105108581A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Numerically-controlled machine tool spindle rotation precision verifying unit |
| CN105181319A (en) * | 2015-09-29 | 2015-12-23 | 爱佩仪中测（成都）精密仪器有限公司 | Spindle dynamic error and thermal deformation analyzer |
| CN106644054A (en) * | 2016-12-28 | 2017-05-10 | 汽-大众汽车有限公司 | Near-field noise scanning testing device |
| CN110285957A (en) * | 2019-07-23 | 2019-09-27 | 安徽卓尔航空科技有限公司 | A kind of adjustable platform for propeller performance test |
| CN111307434A (en) * | 2020-03-07 | 2020-06-19 | 倪俊极 | Batch detection testing machine and detection method for servo motor after production and assembly |
| CN114018143A (en) * | 2021-09-23 | 2022-02-08 | 华能伊敏煤电有限责任公司 | Device and method for measuring axial displacement and radial vibration of engine crankshaft |
| CN116793668A (en) * | 2022-08-02 | 2023-09-22 | 刘付善 | Mechanical vibration detection equipment |
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| CN105108582A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Device beneficial to shortening thermal deformation analyzing cycle of machine tool spindle |
| CN105115729A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Spindle deformation analysis device |
| CN105108581A (en) * | 2015-09-29 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Numerically-controlled machine tool spindle rotation precision verifying unit |
| CN105181319A (en) * | 2015-09-29 | 2015-12-23 | 爱佩仪中测（成都）精密仪器有限公司 | Spindle dynamic error and thermal deformation analyzer |
| CN106644054A (en) * | 2016-12-28 | 2017-05-10 | 汽-大众汽车有限公司 | Near-field noise scanning testing device |
| CN106644054B (en) * | 2016-12-28 | 2023-12-26 | 一汽-大众汽车有限公司 | Near field noise scanning testing device |
| CN110285957A (en) * | 2019-07-23 | 2019-09-27 | 安徽卓尔航空科技有限公司 | A kind of adjustable platform for propeller performance test |
| CN111307434A (en) * | 2020-03-07 | 2020-06-19 | 倪俊极 | Batch detection testing machine and detection method for servo motor after production and assembly |
| CN111307434B (en) * | 2020-03-07 | 2021-10-12 | 芜湖清川电气有限公司 | Batch detection testing machine and detection method for servo motor after production and assembly |
| CN114018143A (en) * | 2021-09-23 | 2022-02-08 | 华能伊敏煤电有限责任公司 | Device and method for measuring axial displacement and radial vibration of engine crankshaft |
| CN116793668A (en) * | 2022-08-02 | 2023-09-22 | 刘付善 | Mechanical vibration detection equipment |
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