CN108918135A - A kind of numerical control rotating platform reliability test verifying bench and test verification method - Google Patents
A kind of numerical control rotating platform reliability test verifying bench and test verification method Download PDFInfo
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- CN108918135A CN108918135A CN201811125777.5A CN201811125777A CN108918135A CN 108918135 A CN108918135 A CN 108918135A CN 201811125777 A CN201811125777 A CN 201811125777A CN 108918135 A CN108918135 A CN 108918135A
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- 238000012360 testing method Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 18
- 238000012795 verification Methods 0.000 title description 4
- 230000007704 transition Effects 0.000 claims abstract description 36
- 239000011159 matrix material Substances 0.000 claims abstract description 31
- 238000004088 simulation Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000002045 lasting effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of numerical control rotating platform reliability test verifying benches, including platform matrix, support, high-frequency vibration cylinder, vibration transition rings and turntable to be measured, turntable and support to be measured are fixedly installed on platform matrix, vibration transition rings are fixedly installed on the table top of turntable to be measured, high-frequency vibration cylinder is fixedly installed on support, and the piston rod end of high-frequency vibration cylinder is equipped with impact bulb, bulb and vibration transition rings are impacted to just, and impact bulb carries out high-frequency impact vibration to vibration transition rings under the driving of high-frequency vibration cylinder.The beneficial effects of the invention are as follows：Simulation loading works well, and by the impact of high-frequency vibration cylinder, simulates the impact vibration of the numerical control rotating platform cutting force born in actual operation and formation, which works well, and can react the mechanical index in real work.
Description
Technical field
The present invention relates to numerical control machine tool technique field, especially a kind of numerical control rotating platform reliability test verifying bench and test
The method of inspection.
Background technique
In the production model of modernization, lathe requires to work normally under non-stop-machine state at 24 hours, therefore to machine
The reliability of bed proposes high requirement.And the conventional support attachment as numerically-controlled machine tool --- numerical control rotating platform is in whole lathe
In have very important status.Therefore the reliability of numerical control rotating platform occupies extremely important position in the reliability of lathe
It sets.The development of science and technology promotes numerical control rotating platform towards the higher direction progress of the degree of automation, and more and more accurate and sensitive matches
Part large-scale application.Such as inductosyn, encoder, high-accuracy bearing, hydraulic-driven unclamp fastening system.Numerical control rotating platform
Normal operation be exactly build on precision components normal work basis on.It is considered that the reliability of numerical control rotating platform is exactly
The reliability of above-mentioned precision components.But in numerical control rotating platform operational process, due to the start and stop of high frequency time, release, brake is tight, turns
Position, above-mentioned accurate sensing element is also among the use process of high frequency, therefore failure rate is higher, once it breaks down, then
Production line stop inspection, seriously affects production efficiency.Therefore reliability becomes an important indicator for measuring numerical control rotating platform performance.
Correspondingly, also becoming new issue urgently to be resolved to the exploration of the test verification equipment, method of numerical control rotating platform reliability.
Currently, the not no good solution of the problem, can only passively wait failure generation to go bit by bit to overhaul again, use
Investigation method obtains final fault point, time-consuming and laborious.
Therefore being badly in need of a kind of technology can solve the above problem, so that the reliability test of numerical control rotating platform, which is examined, has automation
Degree is high, the accurate convenient, fault point of Data Detection shows clear feature.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of numerical control rotating platform reliability test verifying bench
And test verification method, certificate authenticity test is carried out to different types of numerical control rotating platform, to adapt to the demand for development of productivity.
The purpose of the present invention is achieved through the following technical solutions：A kind of numerical control rotating platform reliability test verifying bench, packet
Platform matrix, support, high-frequency vibration cylinder, vibration transition rings and turntable to be measured, turntable and support to be measured is included to be fixedly installed in
On platform matrix, vibration transition rings are fixedly installed on the table top of turntable to be measured, and high-frequency vibration cylinder is fixedly installed on support,
And the piston rod end of high-frequency vibration cylinder is equipped with impact bulb, impact bulb and vibration transition rings to just, impact bulb exists
High-frequency impact vibration is carried out to vibration transition rings under the driving of high-frequency vibration cylinder.
Turntable to be measured carries out high low speed, forward and reverse rotation, and unclamps, stops tightly；High-frequency vibration cylinder driving impact bulb is real
Now to the high-frequency impact vibration of vibration transition rings, the simulation actual condition load in turntable operational process to be measured is realized.
It is further preferred that the numerical control rotating platform reliability test verifying bench further includes hydraulic station and digital control system,
Turntable to be measured provides pressure oil by hydraulic station for the turntable to be measured, is mainly used for being to be measured by piping connection hydraulic station
The tight chamber fuel feeding of release brake of turntable, hydraulic station can close after a certain oil pocket is full of pressure oil with shut-off valve and carry out pressure maintaining, and
By the hydraulic meter reading on hydraulic station, whether observed pressure is changed, so that it is determined that the sealing reliability of turntable to be measured.It is to be measured
Turntable is controlled turntable to be measured by digital control system and is acted by connection digital control system.Specifically, digital control system controls to be measured turn
Platform carries out high low speed, forward and reverse operation by the program of setting, realizes the release similar with actual condition, indexing, the movement such as tight of stopping.
And digital control system passes through the signal for detecting such as sensor, encoder precision components on turntable to be measured, to determine that these are important
The reliability of component, and alarm can accurately be issued.Digital control system also passes through the solenoid valve of connection hydraulic station, with control
The fuel feeding of hydraulic station acts.
Preferably, the platform matrix is fixedly connected by screw with support, high-frequency vibration cylinder by screw with it is curved
Board support is fixedly connected.
It is further preferred that the support is bent plate support, bent plate support includes the level board that is fixedly connected and vertical
Plate, level board are fixedly connected with platform matrix, and high-frequency vibration cylinder is fixedly installed on vertical panel.
Preferably, multiple height differences, the installation position for installing high-frequency vibration cylinder are provided on the support, with
Conveniently adapt to the high turntable to be measured in different centers
Preferably, the turntable to be measured is fixedly connected by briquetting with platform matrix, and briquetting is overlaid on turntable to be measured
And it is fixedly connected by screw with platform matrix.
Preferably, it is provided with multiple groups screw hole and T-slot on the platform matrix, in order to be measured turn of different size
The installation of platform.
Preferably, vibration transition rings are fixedly installed on the table top of turntable to be measured by briquetting, form one with turntable to be measured
A entirety protects the table top of turntable to be measured when high-frequency vibration cylinder carries out Impulsive load to turntable to be measured.
The method for carrying out test detection using the numerical control rotating platform reliability test verifying bench, includes the following steps：
High-frequency vibration cylinder, is installed on the proper height position of support by S1, the center height according to turntable to be measured by screw
It sets, in this position, the impact ball head of high-frequency vibration cylinder can be to positive vibration transition rings；
S2, the bent plate support for being equipped with high-frequency vibration cylinder is installed on platform matrix by screw；
S3, vibration transition rings are fixedly connected on the table top of turntable to be measured by briquetting, and vibration transition rings will be equipped with
Turntable shift position to be measured after position determines, leads to so that the surface of vibration transition rings is adjacent to the impact bulb of high-frequency vibration cylinder
The screw hole on platform matrix is crossed, briquetting is fixedly installed on platform matrix, turntable to be measured is fixed by briquetting；
S4, digital control system is connect with turntable to be measured, hydraulic station is connect with turntable to be measured, by hydraulic station and digital control system
Connection,
Digital control system controls the solenoid valve on the driving motor and hydraulic station of turntable to be measured, and runs by setup program, drives
It moves turntable to be measured and carries out high low speed, forward and reverse rotation, on-off, the commutation of oil circuit are realized, so that turntable to be measured is unclamped, stopped
Tightly；
S5, high-frequency vibration cylinder are passed through gas source and realize to the high-frequency impact vibration of vibration transition rings, realize turntable to be measured
Simulation actual condition load in operational process；
S6, during above-mentioned steps carry out, the electrical component of the lasting detection turntable to be measured of digital control system and hydraulic station
Signal, with the reliability of determination turntable to be measured, after above-mentioned steps carry out a period of time, digital control system controls turntable to be measured and stops
Stop is made, and unclamps tight operation of stopping by hydraulic station realization, and according to pre-set programs delay pressure maintaining, to detect the close of turntable to be measured
Seal reliability.
The present invention has the following advantages that：
Simulation loading works well, and by the impact of high-frequency vibration cylinder, simulates numerical control rotating platform and bears in actual operation
Cutting force and formation impact vibration, which works well, and can react the mechanical index in real work.
Turntable sealing reliability is easy to detect quick.Facilitate controllable hydraulic system by having, can timely react close
The reliability of seal structure.
The detection of electrical component reliability is accurate quick.Using digital control system, to electrical component all on numerical control rotating platform into
Row control, by operation, is monitored the use state of electrical component, once failure is alarmed.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is overlooking structure diagram of the invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing：
As shown in Figure 1 and Figure 2, a kind of numerical control rotating platform reliability test verifying bench, including platform matrix 1, support 2, high frequency
Vibrating air cylinder 3, vibration transition rings 4 and turntable to be measured 6, turntable 6 and support 2 to be measured are fixedly installed on platform matrix 1, are vibrated
Transition rings 4 are fixedly installed on the table top of turntable 6 to be measured, and high-frequency vibration cylinder 3 is fixedly installed on support 2, and high-frequency vibration
The piston rod end of cylinder 3 is equipped with impact bulb, impact bulb and vibration transition rings 4 to just, and impact bulb is in high-frequency vibration
High-frequency impact vibration is carried out to vibration transition rings 4 under the driving of cylinder 3.
Turntable 6 to be measured carries out high low speed, forward and reverse rotation, and unclamps, stops tightly；The driving impact bulb of high-frequency vibration cylinder 3
It realizes the high-frequency impact vibration to vibration transition rings 4, realizes the simulation actual condition load in 6 operational process of turntable to be measured.
It is further preferred that the numerical control rotating platform reliability test verifying bench further includes hydraulic station 7 and digital control system
8, turntable 6 to be measured is that the turntable to be measured 6 provides pressure oil by hydraulic station 7, is mainly used for by piping connection hydraulic station 7
For the tight chamber fuel feeding of release brake of turntable 6 to be measured, hydraulic station 7 can be closed after a certain oil pocket is full of pressure oil with shut-off valve and be carried out
Pressure maintaining, and by the hydraulic meter reading on hydraulic station 7, whether observed pressure changes, so that it is determined that the sealing of turntable to be measured 6 can
By property.Turntable 6 to be measured is controlled turntable 6 to be measured by digital control system 8 and is acted by connection digital control system 8.Specifically, numerical control
System 8 controls turntable 6 to be measured and carries out high low speed, forward and reverse operation by the program of setting, realize the release similar with actual condition,
Indexing, the movement such as tight of stopping.And digital control system 8 passes through the letter of such as sensor, encoder precision components on detection turntable 6 to be measured
Number, to determine the reliability of these Important Components, and alarm can accurately be issued.Digital control system 8 also passes through connection liquid
The solenoid valve at pressure station 7, to control the fuel feeding movement of hydraulic station 7.
Preferably, the platform matrix 1 is fixedly connected by screw with support 2, high-frequency vibration cylinder 3 by screw and
Bent plate support is fixedly connected.
It is further preferred that the support 2 is bent plate support, bent plate support includes the level board that is fixedly connected and vertical
Plate, level board are fixedly connected with platform matrix 1, and high-frequency vibration cylinder 3 is fixedly installed on vertical panel.
Preferably, multiple height differences, the installation position for installing high-frequency vibration cylinder 3 are provided on the support 2,
In order to adapt to the high turntable to be measured 6 in different centers
Preferably, the turntable to be measured 6 is fixedly connected by briquetting 5 with platform matrix 1, and briquetting 5 is overlaid on to be measured turn
It is fixedly connected on platform 6 and by screw with platform matrix 1.
Preferably, it is provided with multiple groups screw hole and T-slot on the platform matrix 1, it is to be measured in order to different size
The installation of turntable 6.
Preferably, vibration transition rings 4 are fixedly installed on the table top of turntable 6 to be measured by briquetting 9, with 6 shape of turntable to be measured
The table top of turntable 6 to be measured is protected when high-frequency vibration cylinder 3 carries out Impulsive load to turntable 6 to be measured at an entirety.
The method for carrying out test detection using the numerical control rotating platform reliability test verifying bench, includes the following steps：
High-frequency vibration cylinder 3, is installed on the proper height of support 2 by S1, the center height according to turntable 6 to be measured by screw
On position, in this position, the impact ball head of high-frequency vibration cylinder 3 can be to positive vibration transition rings 4；
S2, the bent plate support for being equipped with high-frequency vibration cylinder 3 is installed on platform matrix 1 by screw；
S3, vibration transition rings 4 are fixedly connected on the table top of turntable 6 to be measured by briquetting 9, will be equipped with vibration transition rings
46 shift position of turntable to be measured, so that the surface of vibration transition rings 4 is adjacent to the impact bulb of high-frequency vibration cylinder 3, position is true
After fixed, by the screw hole on platform matrix 1, briquetting 5 is fixedly installed on platform matrix 1, is fixed by briquetting 5 to be measured
Turntable 6；
S4, digital control system 8 is connect with turntable 6 to be measured, hydraulic station 7 is connect with turntable 6 to be measured, by hydraulic station 7 and number
Control system 8 connects,
Digital control system 8 controls the solenoid valve on the driving motor and hydraulic station 7 of turntable 6 to be measured, and runs by setup program,
Drive turntable 6 to be measured to carry out high low speed, forward and reverse rotation, realize oil circuit on-off, commutation so that turntable to be measured 6 unclamped,
It stops tight；
S5, high-frequency vibration cylinder 3 are passed through gas source and realize to the high-frequency impact vibration for vibrating transition rings 4, realize to be measured turn
Simulation actual condition load in 6 operational process of platform；
S6, during above-mentioned steps carry out, the electrical member of the lasting detection turntable 6 to be measured of digital control system 8 and hydraulic station 7
The signal of part, with the reliability of determination turntable 6 to be measured, after above-mentioned steps carry out a period of time, digital control system 8 controls to be measured turn
6 stopping of platform movement, and tight operation of stopping is unclamped by the realization of hydraulic station 7, and according to pre-set programs delay pressure maintaining, to detect to be measured turn
The sealing reliability of platform 6.
Claims (9)
1. a kind of numerical control rotating platform reliability test verifying bench, it is characterised in that：It takes offence including platform matrix, support, high frequency vibrating
Cylinder, vibration transition rings and turntable to be measured, turntable and support to be measured are fixedly installed on platform matrix, the fixed peace of vibration transition rings
On table top loaded on turntable to be measured, high-frequency vibration cylinder is fixedly installed on support, and the piston rod end of high-frequency vibration cylinder
Impact bulb, impact bulb and vibration transition rings are installed to just, impact bulb is under the driving of high-frequency vibration cylinder to vibration
Transition rings carry out high-frequency impact vibration.
2. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：It further include hydraulic
It stands and digital control system, turntable to be measured provides pressure oil by hydraulic station by piping connection hydraulic station for the turntable to be measured, to
Turntable is surveyed by connection digital control system, turntable to be measured is controlled by digital control system and is acted, digital control system also passes through connection
The solenoid valve of hydraulic station, to control the fuel feeding movement of hydraulic station.
3. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：The platform
Matrix is fixedly connected by screw with support, and high-frequency vibration cylinder is fixedly connected by screw with bent plate support.
4. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：The support
For bent plate support, bent plate support includes the level board and vertical plate being fixedly connected, and level board is fixedly connected with platform matrix, high frequency
Vibrating air cylinder is fixedly installed on vertical panel.
5. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：The support
On be provided with that multiple height are different, the installation position for installing high-frequency vibration cylinder.
6. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：Described is to be measured
Turntable is fixedly connected by briquetting with platform matrix, and briquetting is overlaid on turntable to be measured and connects by the way that screw and platform matrix are fixed
It connects.
7. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：The platform
Multiple groups screw hole and T-slot are provided on matrix.
8. a kind of numerical control rotating platform reliability test verifying bench according to claim 1, it is characterised in that：Vibrate transition rings
It is fixedly installed in by briquetting on the table top of turntable to be measured.
9. the method for carrying out test detection using numerical control rotating platform reliability test verifying bench, it is characterised in that：Including following step
Suddenly：
S1, the center height according to turntable to be measured, high-frequency vibration cylinder is installed on the proper height position of support by screw,
In this position, the impact ball head of high-frequency vibration cylinder can be to positive vibration transition rings；
S2, the bent plate support for being equipped with high-frequency vibration cylinder is installed on platform matrix by screw；
S3, vibration transition rings are fixedly connected on the table top of turntable to be measured by briquetting, and the to be measured of vibration transition rings will be equipped with
Turntable shift position, so that the surface of vibration transition rings is adjacent to the impact bulb of high-frequency vibration cylinder, after position determines, by flat
Briquetting is fixedly installed on platform matrix by the screw hole on stylobate body, is fixed turntable to be measured by briquetting；
S4, digital control system is connect with turntable to be measured, hydraulic station is connect with turntable to be measured, hydraulic station and digital control system are connected
It connects,
Digital control system controls the solenoid valve on the driving motor and hydraulic station of turntable to be measured, and runs by setup program, driving to
It surveys turntable and carries out high low speed, forward and reverse rotation, realize on-off, the commutation of oil circuit, so that turntable to be measured is unclamped, stopped tightly；
S5, high-frequency vibration cylinder are passed through gas source and realize to the high-frequency impact vibration for vibrating transition rings, realize turntable operation to be measured
Simulation actual condition load in the process；
S6, during above-mentioned steps carry out, the letter of the electrical component of the lasting detection turntable to be measured of digital control system and hydraulic station
Number, with the reliability of determination turntable to be measured, after above-mentioned steps carry out a period of time, digital control system controls turntable to be measured and stops moving
Make, and tight operation of stopping is unclamped by hydraulic station realization, and according to pre-set programs delay pressure maintaining, it can to detect the sealing of turntable to be measured
By property.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811125777.5A CN108918135A (en) | 2018-09-26 | 2018-09-26 | A kind of numerical control rotating platform reliability test verifying bench and test verification method |
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| CN201811125777.5A CN108918135A (en) | 2018-09-26 | 2018-09-26 | A kind of numerical control rotating platform reliability test verifying bench and test verification method |
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Family
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Cited By (2)
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| CN110501178A (en) * | 2019-08-30 | 2019-11-26 | 吉林大学 | A kind of NC rotary table comprehensive performance detecting system and reliability test method |
| CN114354075A (en) * | 2022-01-26 | 2022-04-15 | 苏州古田自动化科技有限公司 | Numerical control turntable detection equipment and detection method thereof |
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Cited By (2)
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| CN114354075A (en) * | 2022-01-26 | 2022-04-15 | 苏州古田自动化科技有限公司 | Numerical control turntable detection equipment and detection method thereof |
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