CN103389218A - Numerical control rotating tower tool rest combination property test platform - Google Patents
Numerical control rotating tower tool rest combination property test platform Download PDFInfo
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- CN103389218A CN103389218A CN2012101434460A CN201210143446A CN103389218A CN 103389218 A CN103389218 A CN 103389218A CN 2012101434460 A CN2012101434460 A CN 2012101434460A CN 201210143446 A CN201210143446 A CN 201210143446A CN 103389218 A CN103389218 A CN 103389218A
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- 238000010586 diagram Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
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- 238000005259 measurement Methods 0.000 description 3
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- 238000013459 approach Methods 0.000 description 1
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Abstract
The invention provides a numerical control rotating tower combination property test platform, and relates to a high-intensification property test platform which conducts combination test on accuracy, speed, stiffness, bearing ability and other important performance indexes of a rotating tower tool rest. The numerical control rotating tower combination property test platform is composed of a platform body I, a two-shaft workbench II, a test system III, an adjustable tool rest base IV, a control system V and a hydraulic station VI, wherein the two-shaft workbench II and the adjustable tool rest base IV are arranged on the platform body I, the test system III and the tested tool rest are arranged on the two-shaft workbench II and the adjustable tool rest base IV respectively, and an electrical system and a hydraulic system of the test platform are controlled through the control system V and the hydraulic station VI.
Description
Technical field
The invention relates to a kind of horizontal turret test platform for comprehensive performance for numerically-controlled machine.Particularly relate to and a kind ofly can carry out for important performance indexes such as turret precision, speed, rigidity, load-bearing capacitys the intensive Testing Platform of height of comprehensive detection.
Background technology
Flourish along with equipment manufacture, as the numerically-controlled machine of equipment industry machine tool also in development fast and applied on a large scale.Numerically controlled lathe is undoubtedly a very important class in Metal Cutting Machine Tool, and numerical control turret is the key feature in numerically controlled lathe, and its performance has directly determined the correlated performance index of numerically controlled lathe.Domestic have a plurality of producers to have the experience of manufacturing numerical control turret, also can provide the numerical control turret product, but the gap due to test and context of detection, cause comparing with same kind of products at abroad, and the various aspects of performance of domestic knife rest and reliability have larger gap.The at present domestic test of carrying out for numerical control turret detects comparatively single, mostly is continuous operation test or lays particular stress on test, can not comprehensively to the numerical control turret performance, estimate, and can't assess according to test result cutter setting frame reasonable structure.This test platform not only can carry out the multinomial performance indexs such as precision, speed, rigidity, load-bearing capacity to be tested accurately numerical control turret, comprehensively estimate the combination property of knife rest, can also be for the knife rest inner structure, for the designer provides advisory opinion.Compared with prior art, the invention has obvious creativeness and advance.
Summary of the invention
The invention technical matters to be solved be for numerical control turret carry out comprehensively, accurately, the evaluation of system.A kind of test platform that can carry multiple surveying instrument and sensor is provided, particularly can evaluates and tests the test platform of the multinomial performance indexs such as numerical control turret precision, speed, rigidity, load-bearing capacity.
The invention is to adopt following technical scheme to realize: a kind of numerical control turret test platform for comprehensive performance, it is characterized in that: comprise main platform body, diaxon worktable, test macro, adjustable blade holders base, control system, Hydraulic Station, described diaxon worktable, adjustable blade holders base are fixed on main platform body, test macro is arranged on the diaxon worktable, tested knife rest is arranged on the adjustable blade holders base, by control system and Hydraulic Station, electrical system and the hydraulic system of test platform is controlled.
T-shaped groove is set on described main platform body, and diaxon worktable, adjustable blade holders base are bolted on main platform body by T-shaped.
Described diaxon worktable be respectively axially to be parallel to tested knife rest axis direction and perpendicular to tested knife rest axis direction, each axle two ends of diaxon worktable are equipped with running fix piece vertically, and each of diaxon worktable axially is separately installed with latch segment.
the feeding of described diaxon worktable coordinates and realizes by large lead screw and handwheel, the bottom slide plate of diaxon worktable is provided with the T-shaped groove that is parallel to the knife rest axis direction, the middle level slide plate can be parallel to optional position positioning and locking on the knife rest axis direction by latch segment and T-shaped groove, the locating piece that can move along the T-shaped groove of bottom slide plate is installed respectively in slide plate both sides, middle level, T-shaped groove perpendicular to the knife rest axis direction is arranged on the slide plate of worktable middle level, the top layer slide plate can be by latch segment and T-shaped groove optional position positioning and locking on perpendicular to the knife rest axis direction, the locating piece that can move along the T-shaped groove of middle level slide plate is installed respectively in top layer slide plate both sides.
The axis adjusting mechanism that described adjustable blade holders base top is equipped with adjusting pad and rotating shaft and adjustment block, consists of, adjusting pad is connected by rotating shaft with the adjustable blade holders base.
Described adjustable blade holders base bottom is equipped with adjusts parallels and cushion block.
Described test macro tested tool axis to, radially, three directions such as tangential are equipped with to load and use hydraulic cylinder, and each hydraulic cylinder front end is equipped with strain gauge, on the relevant position of tested knife rest Simulated Arbor, displacement transducer is installed.
The beneficial effect of the invention is: with existing knife rest testing apparatus and method, compare, the detection of the multiple performance index of knife rest that the described numerical control turret test platform for comprehensive performance of the invention is integrated, can also apply all kinds of load by cutter setting frame, come the actual usability of cutter setting frame to evaluate, content measurement is contained the many aspects such as precision, speed, rigidity, load-bearing capacity, can comprehensive reflection knife rest overall performance.
The described numerical control turret test platform for comprehensive performance of the invention can adopt digital control system or industrial computer etc. as PC control, coordinate instruments such as adopting electrohydraulic servo valve, strain gauge, displacement transducer, electronic dial gauge can automatically gather the correlation test data and carry out data and process, curves such as automatic Fitting knife rest precision, rigidity, load-bearing capacity as required, reaction knife rest performance that can be directly perceived, accurate and effective.
Description of drawings
Fig. 1 is numerical control turret test platform for comprehensive performance one-piece construction schematic diagram.
Fig. 2 is diaxon Working table structure schematic diagram.
Fig. 3 is adjustable blade holders understructure schematic diagram.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the axial load condition schematic diagram of load maintainer.
Fig. 6 is numerical control turret test platform for comprehensive performance mechanical mechanism right view.
Fig. 7 is numerical control turret test platform for comprehensive performance principle schematic.
Embodiment
A kind of numerical control turret test platform for comprehensive performance, Fig. 1 can consult in its integral structure layout.Comparatively backward for present domestic numerical control turret Performance Detection level, the present situation that the performance index that much can the cutter setting frame result of use exert an influence are not carried out dependence test, the invention is integrated ingredients such as main platform body I, diaxon worktable II, test macro III, adjustable blade holders base IV, control system V, Hydraulic Station VI.
The main platform body I is as the carrier of all physical constructions, be designed with on main platform body I table top for fixing T-shaped groove a, diaxon worktable II and adjustable blade holders base IV are fixed on the table top of main platform body I by T-shaped bolt 21, tested knife rest 24 is fixed on the adjustable blade holders base IV, and the test macro III is fixed on diaxon worktable II.
Adjustable blade holders base IV top design is useful on the adjusting pad 8 that adapts to the different size knife rest, adjusting pad 8 is arranged on carriage saddle 9, adjusting pad 8 is connected by rotating shaft 14 with carriage saddle 9, utilize two adjustment blocks 12,13 to adjust the angle between adjusting pad 8 and carriage saddle 9, and then adjust knife rest axis and the axial depth of parallelism of worktable.Adjustment parallels 10 and cushion block 11 have been installed in adjustable blade holders base IV bottom, adjust parallels 10 and cushion block 11 and do not work simultaneously, and cushion block 11 uses as being rigidly attached under load condition, adjust parallels 10 as adjustment link in the situation that accuracy requirement is higher uses.
In diaxon worktable II, the feeding of parallel shafts coordinates and realizes by large lead screw 7 and handwheel 19, and the feeding of Z-axis coordinates and realizes by large lead screw 3 and handwheel 20.On diaxon worktable II bottom slide plate 1, the T-shaped groove b that is parallel to the knife rest axis direction is arranged, middle level slide plate 2 can be parallel to optional position positioning and locking on the knife rest axis direction by latch segment 4 and T-shaped groove b, the locating piece 5 that can move along the T-shaped groove b of bottom slide plate is installed respectively in slide plate 2 both sides in middle level, is used for spacing and knife rest axis direction resetting.T-shaped groove c perpendicular to the knife rest axis direction is arranged on diaxon worktable II middle level slide plate 2, top layer slide plate 6 can be by latch segment 4 and T-shaped groove c optional position positioning and locking on perpendicular to the knife rest axis direction, the locating piece 5 that can move along the T-shaped groove c of middle level slide plate is installed respectively in top layer slide plate 6 both sides, is used for spacing and rail head axis direction resetting.
Pedestal in the test macro III is arranged on diaxon worktable II as the carrier that hydraulic cylinder, instrument, sensor load checkout equipment, load with hydraulic cylinder 16 respectively along the numerical control turret cutterhead axially, radially, three directions such as tangential are arranged on pedestal 15, by electrohydraulic servo valve, the pressure of hydraulic cylinder 16 is controlled, and each hydraulic cylinder 16 front end is installed strain gauge 17, the actual loaded force information is sent to host computer, forms a closed-loop system.Simultaneously, installation position displacement sensor 18 on the relevant position of surveying knife rest Simulated Arbor 23, detect the knife bar strained situation.By the information that strain gauge 17 and displacement transducer 18 gather, process by further data, can obtain accurately the important performance indexes such as turret rigidity, load-bearing capacity.But additional character clock gauge equal precision measurement instrument on pedestal 15,, by the cooperation of diaxon worktable II, can measure all kinds of precision indexs of knife rest and cutterhead.
The invention can be done for the depth of parallelism, knife rest index time, tool changing frequency, cutter that numerical control turret is carried out the positioning precision that comprises turret body geometric accuracy, Cutting tool installation manner face working position, Cutting tool installation manner face working position the test of a plurality of projects such as the three-way rigidity of position and load-bearing capacity, can show test results intuitively, and estimate accurately.
Before testing, by the adjustment parallels 22 of main platform body I bottom, adjust table-surface level, after determining adjusting pad 8 thickness according to tested knife rest model, tested knife rest 24 is arranged on the adjustable blade holders base IV.
While carrying out the detection of precision project, electronic dial gauge is arranged on pedestal 15.Isolation cushion block 11, adjust the adjustment parallels 10 on the adjustable blade holders base IV, makes adjusting pad 8 upper surfaces (being tested knife rest installed surface) parallel with two axles of diaxon worktable.Adjust knife rest axis and the table axis depth of parallelism by rotating shaft 14 and adjustment block 12,13.When relating to tool axis to precision, electronic dial gauge is measured along the parallel shafts traveling, and Z-axis is as moving back the table axle.While relating to the knife rest radial accuracy, electronic dial gauge is measured along the Z-axis traveling, and parallel shafts is as moving back the table axle.In measuring process, utilize locating piece 5 to guarantee the consistance of each station test position.Measured value imports host computer into after changing by the A/D card, is shown by interface software after processing and record by internal algorithm.
While carrying out the detection of stiffness term purpose, parallels 10 is adjusted in isolation, and adjustable blade holders base IV and main platform body I are rigidly connected.Utilize the adjustment of diaxon worktable to change the loading position of hydraulic cylinder 16, use latch segment 4 isolation line slideways during loading, make between each slide plate of worktable and be rigidly connected.Axially, radially, tangentially apply respectively a plurality of load that vary in size in tested knife rest 24 working positions, value by strain gauge 17 and displacement transducer 18 collection power and distortion, and by after A/D card conversion, import host computer into, process after simulating rigidity (power-distortion) curve and shown by interface software by internal algorithm.
While carrying out the detection of load-bearing capacity project, parallels 10 is adjusted in isolation, and adjustable blade holders base IV and main platform body I are rigidly connected.Utilize the adjustment of diaxon worktable to change the loading position of hydraulic cylinder 16, use latch segment 4 isolation line slideways during loading, make between each slide plate of worktable and be rigidly connected.Tested knife rest 24 axially, radially, tangential diverse location imposed load respectively, in loading procedure, by electrohydraulic servo valve, adjust magnitude of load, when the deformation values of displacement transducer 18 collections reaches setting value, record the power value that strain gauge 17 gathers, carry out afterwards the measurement of next position.Import host computer into after the power value conversion that different loading position strain gauges 17 is gathered by the A/D card, by internal algorithm, process after simulating endurance curves (power-distance) curve and shown by interface software.
The test of speed term purpose is mainly tested by scrambler, approach switch that numerically-controlled slide carries.
The principle of work of the invention is consulted Fig. 7, utilize digital control system or industrial computer etc. as host computer, electrohydraulic servo valve is controlled, the PLC of using controls numerically-controlled slide and Hydraulic Station as slave computer, pass the power, distortion, rotating speed, precision, the position signals that produce in test process back host computer after changing by A/D, process and draw accurately reasonably precision, speed, rigidity, load-bearing capacity index by internal algorithm, and by interface software, shown.
Claims (7)
1. numerical control turret test platform for comprehensive performance, it is characterized in that: comprise main platform body, diaxon worktable, test macro, adjustable blade holders base, control system, Hydraulic Station, described diaxon worktable, adjustable blade holders base are fixed on main platform body, test macro is arranged on the diaxon worktable, tested knife rest is arranged on the adjustable blade holders base, by control system and Hydraulic Station, electrical system and the hydraulic system of test platform is controlled.
2. numerical control turret test platform for comprehensive performance according to claim 1, it is characterized in that: T-shaped groove is set on described main platform body, and diaxon worktable, adjustable blade holders base are bolted on main platform body by T-shaped.
3. numerical control turret test platform for comprehensive performance according to claim 1 and 2, it is characterized in that: described diaxon worktable be respectively axially to be parallel to tested knife rest axis direction and perpendicular to tested knife rest axis direction, each axle two ends of diaxon worktable are equipped with running fix piece vertically, and each of diaxon worktable axially is separately installed with latch segment.
4. numerical control turret test platform for comprehensive performance according to claim 3, it is characterized in that: the feeding of described diaxon worktable coordinates and realizes by large lead screw and handwheel, the bottom slide plate of diaxon worktable is provided with the T-shaped groove that is parallel to the knife rest axis direction, the middle level slide plate can be parallel to optional position positioning and locking on the knife rest axis direction by latch segment and T-shaped groove, the locating piece that can move along the T-shaped groove of bottom slide plate is installed respectively in slide plate both sides, middle level, T-shaped groove perpendicular to the knife rest axis direction is arranged on the slide plate of worktable middle level, the top layer slide plate can be by latch segment and T-shaped groove optional position positioning and locking on perpendicular to the knife rest axis direction, the locating piece that can move along the T-shaped groove of middle level slide plate is installed respectively in top layer slide plate both sides.
5. numerical control turret test platform for comprehensive performance according to claim 1, it is characterized in that: the axis adjusting mechanism that described adjustable blade holders base top is equipped with adjusting pad and rotating shaft and adjustment block, consists of, adjusting pad is connected by rotating shaft with the adjustable blade holders base.
6. numerical control turret test platform for comprehensive performance according to claim 5, is characterized in that: be equipped with bottom described adjustable blade holders base and adjust parallels and cushion block.
7. numerical control turret test platform for comprehensive performance according to claim 1, it is characterized in that: described test macro tested tool axis to, radially, three directions such as tangential are equipped with to load and use hydraulic cylinder, and each hydraulic cylinder front end is equipped with strain gauge, on the relevant position of tested knife rest Simulated Arbor, displacement transducer is installed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101434460A CN103389218A (en) | 2012-05-10 | 2012-05-10 | Numerical control rotating tower tool rest combination property test platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101434460A CN103389218A (en) | 2012-05-10 | 2012-05-10 | Numerical control rotating tower tool rest combination property test platform |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104002196A (en) * | 2014-06-18 | 2014-08-27 | 烟台环球机床附件集团有限公司 | Testing device for detecting precision retentivity of horizontal type servo tool rest |
| CN104076741A (en) * | 2014-07-02 | 2014-10-01 | 沈阳机床(集团)有限责任公司 | Servo tool rest reliability testing system and method for conducting testing with same |
| CN104595283A (en) * | 2015-01-24 | 2015-05-06 | 吉林大学 | Reliability test device and reliability test method for numerical control machine hydraulic system |
| CN106018093A (en) * | 2016-07-07 | 2016-10-12 | 宝鸡忠诚机床股份有限公司 | Static loading experiment device for turret of numerically controlled lathe |
| CN104197985B (en) * | 2014-08-26 | 2017-02-01 | 烟台环球机床附件集团有限公司 | Numerically-controlled knife rest detecting system and working method thereof |
| CN106679957A (en) * | 2017-01-09 | 2017-05-17 | 吉林大学 | Synchronously-loading heavy-duty horizontal lathe carrier reliability test device and method for lathe carrier reliability test by such device |
| CN108427043A (en) * | 2017-02-13 | 2018-08-21 | 华邦电子股份有限公司 | Rotary type tower test equipment and its rotary type tower test method |
| CN113790862A (en) * | 2021-08-30 | 2021-12-14 | 大连理工大学 | A stiffness testing device and method for a portable machining system |
| CN114473634A (en) * | 2022-03-10 | 2022-05-13 | 纽威数控装备(苏州)股份有限公司 | Precision detection method and device for numerical control tool rest |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106679957A (en) * | 2017-01-09 | 2017-05-17 | 吉林大学 | Synchronously-loading heavy-duty horizontal lathe carrier reliability test device and method for lathe carrier reliability test by such device |
| CN106679957B (en) * | 2017-01-09 | 2023-09-05 | 吉林大学 | Device and Method for Reliability Test of Heavy-duty Horizontal Lathe Tool Holder with Synchronous Loading |
| CN108427043A (en) * | 2017-02-13 | 2018-08-21 | 华邦电子股份有限公司 | Rotary type tower test equipment and its rotary type tower test method |
| CN113790862A (en) * | 2021-08-30 | 2021-12-14 | 大连理工大学 | A stiffness testing device and method for a portable machining system |
| CN114473634A (en) * | 2022-03-10 | 2022-05-13 | 纽威数控装备(苏州)股份有限公司 | Precision detection method and device for numerical control tool rest |
| CN114473634B (en) * | 2022-03-10 | 2022-11-11 | 纽威数控装备(苏州)股份有限公司 | Precision detection method and device for numerical control tool rest |
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Application publication date: 20131113 |