CN105033765A - Micro-vibration monitoring device for numerical control machine tool - Google Patents

Micro-vibration monitoring device for numerical control machine tool Download PDF

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Publication number
CN105033765A
CN105033765A CN201510484751.XA CN201510484751A CN105033765A CN 105033765 A CN105033765 A CN 105033765A CN 201510484751 A CN201510484751 A CN 201510484751A CN 105033765 A CN105033765 A CN 105033765A
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China
Prior art keywords
machine tool
control machine
motor
digit control
micro
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CN201510484751.XA
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Chinese (zh)
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孟令启
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Individual
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Individual
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Priority to CN201510484751.XA priority Critical patent/CN105033765A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/12Arrangements for observing, indicating or measuring on machine tools for indicating or measuring vibration

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Sensing Apparatuses (AREA)
  • Numerical Control (AREA)

Abstract

The invention relates to a micro-vibration monitoring device for a numerical control machine tool. The micro-vibration monitoring device comprises the numerical control machine tool. A three-dimensional workbench is installed on the numerical control machine tool. GPS position finders are arranged on the two opposite sides of the three-dimensional workbench. A laser transmitter is arranged on one GPS position finder, a receiver is arranged on the other GPS position finder, the receiver is used for receiving laser beams transmitted by the laser transmitter, and a vibration sensor for inducting the laser beams is further arranged on the numerical control machine tool. The GPS position finders and the vibration sensor are all in communication connection with a control device, and the control device controls an X-direction motor, a Y-direction motor and a Z-direction transmission device for driving the numerical control machine tool. The micro-vibration monitoring device has the advantages that the GPS and computer technology, the data communication technology and the data processing and analysis technology are integrated, the speed and accuracy are high, and operation is easy and convenient; automation from data collection, transmission and management to vibration analysis and prediction is achieved, and the requirements for remote online real-time monitoring are met.

Description

A kind of micro-vibration monitoring device of Digit Control Machine Tool
Technical field
The present invention relates to a kind of checkout gear of Digit Control Machine Tool, particularly a kind of micro-vibration monitoring device of Digit Control Machine Tool.
Background technology
Digital control system oscillation problem is Digit Control Machine Tool debugging or fault common in running, and the oscillatory occurences of digital control system has become the concomitant problem of digital control system.Lathe can be caused during system oscillation to produce vibration fault, especially higher with the frequency rotating its system of numerical control table, NC table axle appearance vibration at the axle of Horizontal band column.This problem has become affects one of key factor that numerical control device normally uses.The oscillation fault of lathe usually occurs in mechanical part and feed servo-system, the reason producing vibration has a lot, exist except mechanical aspects except the factors such as not eliminable drive gap, elastic deformation, frictional resistance, the impact of the relevant parameters of servo-drive system is also important one side.So how to apply modern monitoring means and effectively monitor all kinds of Digit Control Machine Tool, become an important topic of this area.
Summary of the invention
The object of the invention is, in order to solve present stage Digit Control Machine Tool debugging or digital control system vibration can be produced in running, to cause lathe to produce the shortcoming of vibration fault, and the micro-vibration monitoring device of a kind of Digit Control Machine Tool proposed.
To achieve these goals, present invention employs following technical scheme:
A kind of micro-vibration monitoring device of Digit Control Machine Tool, comprise Digit Control Machine Tool, it is characterized in that: on described Digit Control Machine Tool, a three-dimensional workbench is installed, described three-dimensional workbench comprises and is arranged on X on described Digit Control Machine Tool to base, X is provided with to motor to the side of base at described X, described X connects Y-direction slide track seat by X to transmission device to motor, in one end of described Y-direction slide track seat, described Y-direction motor is set, described Y-direction motor connects Z-direction workbench by Y-direction transmission device, and described Z-direction workbench regulates support and connection workbench by described Z-direction transmission device;
The both sides relative at described three-dimensional workbench are equipped with GPS position indicator, GPS position indicator is provided with generating laser wherein, another GPS position indicator is provided with receiver, the laser beam that described receiver sends for receiving generating laser, described Digit Control Machine Tool is also provided with the shock sensor for responding to laser beam;
Described GPS position indicator and shock sensor equal communication connection control device, control device controls to drive the X of described Digit Control Machine Tool to motor, Y-direction motor and Z-direction transmission device.
On the basis of technique scheme, following further technical scheme can be had:
Described X is identical with Y-direction transmission structures to transmission device, all adopts the ball-screw and feed screw nut that cooperatively interact.
Described Z-direction transmission device comprises Z-direction motor, and the output shaft of Z-direction motor connects ball-screw, and ball-screw is connected feed screw nut.
The invention has the advantages that: this device utilizes three-dimensional workbench to match with GPS position indicator, GPS and computer technology, data communication technology and data process&analysis technology is utilized to carry out integrated, not only there is the advantages such as speed is fast, precision is high, easy and simple to handle, and achieve from Data Collection, transmission, management to the automation of vibration analysis and prediction, reach the requirement that remote online is monitored in real time.It utilizes GPS position indicator to monitor out the position of generating laser, and positional information is sent to single-chip microcomputer analysis, position compensation is carried out to the stepper motor input signal of three-dimensional workbench by single-chip microcomputer, ensure that the relative position of laser rays in whole testing process does not produce variation, very little to ambient influnence, there is good development potentiality.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present invention
Fig. 2 is Site Detection schematic diagram;
Fig. 3 is X, Y-direction adjustment schematic diagram;
Fig. 4 is that Z-direction workbench regulates schematic diagram.
Detailed description of the invention
In order to make the present invention clearly understand, describe in detail this device below in conjunction with accompanying drawing, specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Application is started in the engineering goods that current laser monitoring technology is numerous at home.GPS is the global positioning system based on satellite, and current GPS technology obtains application in Digit Control Machine Tool monitoring, micro-vibration monitoring etc., can solve some difficult problems that other monitoring means cann't be solved.GPS technology utilizes GPS and computer technology, data communication technology and data process&analysis technology to carry out integrated, and not only there is the advantages such as speed is fast, precision is high, easy and simple to handle, can realize, from Data Collection, transmission, management to the automation of vibration analysis and prediction, reaching the requirement that remote online is monitored in real time.GPS position indicator is utilized to monitor out the position of generating laser, and positional information is sent to single-chip microcomputer analysis, position compensation is carried out to the stepper motor input signal of three-dimensional workbench 1 by single-chip microcomputer, ensure that the relative position of laser rays in whole testing process does not produce variation, gather width figure below and describe in detail.
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, the micro-vibration monitoring device of a kind of Digit Control Machine Tool provided by the invention, comprise Digit Control Machine Tool 10, described Digit Control Machine Tool 10 is prior art, described Digit Control Machine Tool 10 installs a three-dimensional workbench 1, described three-dimensional workbench 1 comprises and is fixed on X on described Digit Control Machine Tool 10 to base 2 by screw and pin, described X is rectangular structure to base 2, X is connected by screw to motor 3 to the side of base 2 at described X, the output shaft of X to motor 3 connects a decelerator, X is connected to transmission device 4 by shaft coupling at the output of decelerator, described X comprises the ball-screw be connected with decelerator to transmission device 4, described ball-screw is connected feed screw nut, feed screw nut is connected Y-direction slide track seat 5 by screw with pin, Y-direction motor 6 is connected by screw with pin in one end of described Y-direction slide track seat 5, the output shaft of Y-direction motor 6 connects a decelerator, Y-direction transmission device 7 is connected by shaft coupling at the output of decelerator, described Y-direction transmission device 7 comprises the ball-screw be connected with decelerator, described ball-screw is connected feed screw nut, described feed screw nut is connected Z-direction workbench 8 by screw with pin, described Z-direction workbench 8 regulates support and connection workbench 11 by described Z-direction transmission device 9, described Z-direction transmission device 9 comprises Z-direction motor, for drawing in described Z-direction motor figure, the output shaft of Z-direction motor connects ball-screw, ball-screw is connected feed screw nut.
The both sides relative at described three-dimensional workbench 1 are equipped with GPS position indicator 12, described GPS position indicator 12 adopts prior art, a GPS position indicator 12 is provided with generating laser 13 wherein, another GPS position indicator 13 is provided with receiver 14, the laser beam 15 that described receiver 14 sends for receiving generating laser 13, GPS position indicator is utilized to test out the position of generating laser, and positional information is sent to single-chip microcomputer analysis, send signal by single-chip microcomputer to the stepper motor of three-dimensional workbench and carry out position compensation, ensure that the position of laser rays in whole testing process does not change.Described Digit Control Machine Tool 10 also connects 6 for responding to the shock sensor 16 of laser beam 15.
Described GPS position indicator 12 and shock sensor 6 all communication connection control devices 17, control device 17 controls to drive the X of described Digit Control Machine Tool 10 to motor 3, Y-direction motor 6 and Z-direction transmission device 9.
Described control device 17 adopts single-chip microcomputer, described X all adopts stepper motor to motor 3, Y-direction motor 6 and Z-direction motor, described control device 17 is according to the signal of the GPS position indicator 12 received and generating laser 13, after photoelectric coupling and power amplification, corresponding X is controlled to motor 3, Y-direction motor 6 and Z-direction motor movement after being transformed by digital-to-analogue, and then drive workbench 11 to move to the corresponding position needing adjustment, reach debugging purpose.

Claims (3)

1. the micro-vibration monitoring device of a Digit Control Machine Tool, comprise Digit Control Machine Tool (10), it is characterized in that: the upper installation three-dimensional workbench (1) of described Digit Control Machine Tool (10), described three-dimensional workbench (1) comprises and is arranged on X on described Digit Control Machine Tool (10) to base (2), X is provided with to motor (3) to the side of base (2) at described X, described X connects Y-direction slide track seat (5) by X to transmission device (4) to motor (3), in one end of described Y-direction slide track seat (5), described Y-direction motor (6) is set, described Y-direction motor (6) connects Z-direction workbench (8) by Y-direction transmission device (7), described Z-direction workbench (8) regulates support and connection workbench (11) by described Z-direction transmission device (9),
The both sides relative described three-dimensional workbench (1) are equipped with GPS position indicator (12), GPS position indicator (12) is provided with generating laser (13) wherein, another GPS position indicator (13) is provided with receiver (14), the laser beam (15) that described receiver (14) sends for receiving generating laser (13), described Digit Control Machine Tool (10) is also provided with the shock sensor (16) for responding to laser beam (15);
Described GPS position indicator (12) and shock sensor (6) all communication connection control devices (17), control device (17) controls to drive the X of described Digit Control Machine Tool (10) to motor (3), Y-direction motor (6) and Z-direction transmission device (9).
2. the micro-vibration monitoring device of a kind of Digit Control Machine Tool according to claim 1, is characterized in that: described X is identical with Y-direction transmission device (7) structure to transmission device (4), all adopts the ball-screw and feed screw nut that cooperatively interact.
3. the micro-vibration monitoring device of a kind of Digit Control Machine Tool according to claim 1, is characterized in that: described Z-direction transmission device (9) comprises Z-direction motor, and the output shaft of Z-direction motor connects ball-screw, and ball-screw is connected feed screw nut.
CN201510484751.XA 2015-08-07 2015-08-07 Micro-vibration monitoring device for numerical control machine tool Pending CN105033765A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108202259A (en) * 2016-12-20 2018-06-26 空中客车简化股份公司 Lathe with the assembled configuration with cantilevered tool

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09131633A (en) * 1995-11-10 1997-05-20 Sony Precision Technol Inc Positioning device
KR20080000866A (en) * 2006-06-28 2008-01-03 삼성에스디아이 주식회사 Plasma display panel
JP2008000866A (en) * 2006-06-26 2008-01-10 Toshiba Mach Co Ltd Machine tool
CN202622340U (en) * 2012-06-05 2012-12-26 河南森茂机械有限公司 Machine tool bed provided with vibration sensor
CN102997055A (en) * 2011-09-14 2013-03-27 中国石油天然气集团公司 Leakage point locating method and system of optical fiber sensing natural gas pipeline leakage monitoring system
CN103822703A (en) * 2014-03-19 2014-05-28 浙江大学 Unsmooth dynamic compensation method for ultralow-frequency horizontal vibration table guide rail
CN204128678U (en) * 2014-08-20 2015-01-28 上海工程技术大学 A kind of machine vibration online monitoring system
CN204976194U (en) * 2015-08-07 2016-01-20 孟令启 Little vibration monitoring devices of digit control machine tool

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09131633A (en) * 1995-11-10 1997-05-20 Sony Precision Technol Inc Positioning device
JP2008000866A (en) * 2006-06-26 2008-01-10 Toshiba Mach Co Ltd Machine tool
KR20080000866A (en) * 2006-06-28 2008-01-03 삼성에스디아이 주식회사 Plasma display panel
CN102997055A (en) * 2011-09-14 2013-03-27 中国石油天然气集团公司 Leakage point locating method and system of optical fiber sensing natural gas pipeline leakage monitoring system
CN202622340U (en) * 2012-06-05 2012-12-26 河南森茂机械有限公司 Machine tool bed provided with vibration sensor
CN103822703A (en) * 2014-03-19 2014-05-28 浙江大学 Unsmooth dynamic compensation method for ultralow-frequency horizontal vibration table guide rail
CN204128678U (en) * 2014-08-20 2015-01-28 上海工程技术大学 A kind of machine vibration online monitoring system
CN204976194U (en) * 2015-08-07 2016-01-20 孟令启 Little vibration monitoring devices of digit control machine tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108202259A (en) * 2016-12-20 2018-06-26 空中客车简化股份公司 Lathe with the assembled configuration with cantilevered tool

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