WO2012083891A1 - 直线往复移动设备及其定位控制方法 - Google Patents
直线往复移动设备及其定位控制方法 Download PDFInfo
- Publication number
- WO2012083891A1 WO2012083891A1 PCT/CN2011/084673 CN2011084673W WO2012083891A1 WO 2012083891 A1 WO2012083891 A1 WO 2012083891A1 CN 2011084673 W CN2011084673 W CN 2011084673W WO 2012083891 A1 WO2012083891 A1 WO 2012083891A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- load
- detecting device
- displacement
- base
- motor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/182—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by the machine tool function, e.g. thread cutting, cam making, tool direction control
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/37—Measurements
- G05B2219/37103—Limit, proximity switch
Definitions
- the present invention relates to the field of self-control, and in particular to a linear reciprocating mobile device and a control method therefor. Background technique
- linear motion control In various industrial automation equipment such as CNC machine tools, inkjet printers, and digital printing equipment, linear motion control has a wide range of applications.
- the reciprocating positioning error occurs due to the error caused by the mechanical structure of the transmission system and the detection deviation of the origin detecting device.
- Related art methods for solving this problem are as follows: 1) A grating scale is mounted on a moving object to accurately detect the position of the moving object, and the controller performs judgment processing according to the position signal fed back to realize precise positioning of the reciprocating movement. 2) Through the transmission system, the rotary motion is converted into a linear motion, and a rotary encoder or a rotary transformer is mounted on the transmission shaft, and the controller performs judgment processing according to the feedback position signal to realize reciprocating positioning.
- the present invention aims to provide a linear reciprocating mobile device and a positioning control method thereof to solve the problem of positioning accuracy of a linear reciprocating mobile device.
- a linear reciprocating apparatus which includes a base, a linear guide fixedly mounted on the base, a load that linearly reciprocates with the linear guide, and a motor that drives the load, and further includes:
- the limit detecting device is configured to detect the origin position of the load;
- the displacement detecting device is configured to detect the relative displacement amount of the load in the positioning area; the controller, the connection limit detecting device, the displacement detecting device and the motor.
- a positioning control method for a linear reciprocating mobile device includes a base, a linear guide fixedly mounted on the base, and a load and a drive that linearly reciprocate with the linear guide.
- Loaded motor, linear reciprocating The moving device further includes: a limit detecting device for detecting an origin position of the load; a displacement detecting device for detecting a relative displacement amount of the load in the positioning area; a controller, a connection limit detecting device, a displacement detecting device and a motor,
- the method comprises: the controller controls the action of the motor according to the position detection result of the limit detection device and the displacement detection result of the displacement detecting device.
- the linear reciprocating mobile device and the positioning control method thereof overcome the problems of high cost or low precision of the positioning control in the prior art by using the limit detecting device and the displacement detecting device to control the positioning.
- the cost achieves a higher positioning accuracy.
- Fig. 1 shows a linear reciprocating apparatus according to an embodiment of the present invention. detailed description
- FIG. 1 shows a linear reciprocating apparatus according to an embodiment of the present invention, which includes a base (ie, a mounting base), a linear guide fixedly mounted on the base 2, a load 4 that linearly reciprocates with the linear guide, and a driving load.
- the motor 8 of 4 for example, the motor 8 is a stepping motor, is connected to the ball screw 6 through a diaphragm coupling, and drives a transmission system formed by the ball screw 6, and the transmission system drives the load 4 to reciprocate along the linear guide 2.
- the linear reciprocating device further includes: a limit detecting device for detecting an origin position of the load; a displacement detecting device for detecting a relative displacement amount of the load in the positioning region; a controller (not shown), a connection limit Position detecting device, displacement detecting device and motor 8.
- An embodiment of the present invention provides a positioning control method for the linear reciprocating apparatus, including: the controller controls the action of the motor 8 according to the position detection result of the limit detecting device and the displacement detecting result of the displacement detecting device.
- the limit detecting device and the displacement detecting device are used to control the positioning, and the cost of the limit detecting device and the displacement detecting device is lower than that of the grating scale, so that the problem of high positioning control cost in the prior art is overcome, and the limit is limited.
- the accuracy of the detecting device and the displacement detecting device are relatively high, so the present embodiment achieves higher positioning accuracy at a lower cost.
- the limit detecting device comprises: a blocking piece 5, one end of which is mounted on the load 4 and the other end of which extends to the base; the photoelectric switch sensor 7 is mounted on the base and is in the blocking piece 5 On the trajectory of the movement, the photoelectric switch sensor 7 has a groove through which the blocking piece 5 passes.
- a shaping or amplifying circuit is provided in the slot type photoelectric switch sensor to ensure the sensitivity of the slot type photoelectric switch sensor.
- the photoelectric switch sensor 7 is located at the origin of the linear movement of the load 4.
- the origin position is the motion start position of the load.
- the photoelectric switch sensor 7 can be triggered when the blank 5 placed on the drive train load passes through the photoelectric switch sensor 7.
- the photoelectric switch sensor 7 sends a signal A when the shutter 5 is detected; when the controller receives the signal A, it stops the motor in real time, thereby preventing the load of the drive system from moving out of its effective stroke.
- the displacement detecting device comprises: a stopper 3, one end of which is mounted on the load 4 and the other end of which is extended to the base; the differential transformer type displacement sensor 1 is mounted on the base and is in the block On the trajectory of block 3, the slider of the differential transformer type displacement sensor 1 cooperates with the stop 3 to resist.
- a high-precision differential transformer type displacement sensor can be used.
- the differential transformer displacement sensor is inversely connected by two built-in secondary coils to improve sensor sensitivity and improve linearity.
- the differential transformer type displacement sensor 1 is located in the positioning area of the load 4.
- the positioning position of the positioning area is the movement arrival position of the load.
- the slider of 1 When the slider of 1 is used, the slider can be pushed freely and flexibly, and the differential transformer type displacement sensor 1 can be triggered.
- the differential transformer type displacement sensor 1 detects that the stopper 3 is in contact with the slide bar, it sends a signal B (ie, a linear correlation voltage analog signal) whose amplitude is related to the displacement amount of the slider; when the controller receives the signal B, The motor 8 is linearly decelerated in real time according to the amplitude of the signal B until it stops at the positioning position, that is, the high-precision positioning of the reciprocating movement is realized.
- a signal B ie, a linear correlation voltage analog signal
- the origin position limit detecting means 7 detects the flap 5 and emits a corresponding electric signal (i.e., signal A), and then reciprocates.
- the stepper motor 8 of the controller control transmission system is immediately stopped; when the load 4 of the transmission system moves from the origin position limit detecting device 7 toward the positioning area, the following steps are taken: a) The reciprocating movement controller controls the stepping of the transmission system The motor 8 linearly accelerates to the running speed, and the transmission runs smoothly; b) Subsequently, when the stopper 3 mounted on the transmission system load 4 freely and flexibly pushes the slider of the displacement detecting device 1, the sensor outputs a voltage analog signal (ie, a signal) B), the controller controls the linear deceleration of the stepping motor 8 of the transmission system according to the voltage analog quantity signal; d) Finally, when the transmission system load reaches the positioning point position, the displacement detecting device 1 outputs a voltage analog quantity signal corresponding
- the linear reciprocating mobile device of the above embodiment of the present invention may be various industrial automation devices such as a numerical control machine, an inkjet printer, and a digital printing device.
- the linear reciprocating apparatus of the above embodiment of the present invention is a printing apparatus, and the load 4 is a print head.
- the above-described embodiment of the present invention realizes high-precision positioning of reciprocating movement in the case where the transmission system is smoothly reciprocated.
- the invention has the advantages of simple device, high cost performance, convenient high-precision positioning of reciprocating movement, wide application, convenient promotion and application.
- the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- Automation & Control Theory (AREA)
- Control Of Position Or Direction (AREA)
- Control Of Linear Motors (AREA)
- Control Of Stepping Motors (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013545037A JP5749810B2 (ja) | 2010-12-24 | 2011-12-26 | 直線往復運動装置およびその位置決め制御方法 |
US13/997,621 US20130345852A1 (en) | 2010-12-24 | 2011-12-26 | Linear reciprocating device and its positioning control method |
EP11851485.0A EP2658111A4 (en) | 2010-12-24 | 2011-12-26 | LINEAR PISTON DEVICE AND POSITION CONTROL METHOD THEREFOR |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010106219495A CN102566499A (zh) | 2010-12-24 | 2010-12-24 | 直线往复移动设备及其定位控制方法 |
CN201010621949.5 | 2010-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012083891A1 true WO2012083891A1 (zh) | 2012-06-28 |
Family
ID=46313197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2011/084673 WO2012083891A1 (zh) | 2010-12-24 | 2011-12-26 | 直线往复移动设备及其定位控制方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130345852A1 (zh) |
EP (1) | EP2658111A4 (zh) |
JP (1) | JP5749810B2 (zh) |
CN (1) | CN102566499A (zh) |
WO (1) | WO2012083891A1 (zh) |
Cited By (4)
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CN106697835A (zh) * | 2016-12-07 | 2017-05-24 | 海亮(安徽)铜业有限公司 | 一种成品退火炉回转系统 |
CN108318635A (zh) * | 2018-02-24 | 2018-07-24 | 玉溪合创科技有限公司 | 用于打叶生产线中的水分检测系统 |
CN110307787A (zh) * | 2019-07-01 | 2019-10-08 | 吴行飞 | 一种高精度智能高度测试装置与测试方法 |
CN114166524A (zh) * | 2021-12-01 | 2022-03-11 | 中机认检(青岛)汽车检测服务有限公司 | 一种厢式货车货箱栏板的急减速抗撞性能检测设备 |
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CN102897503B (zh) * | 2012-10-08 | 2014-10-08 | 南京工程学院 | 一种组合定位控制系统 |
CN103964154B (zh) * | 2012-10-08 | 2015-02-25 | 南京工程学院 | 一种组合定位控制系统的控制方法 |
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CN103900458A (zh) * | 2014-03-27 | 2014-07-02 | 哈尔滨工程大学 | 一种差动式位移传感器测试装置 |
CN105066860B (zh) * | 2015-08-04 | 2017-12-26 | 深圳市仕浦电气有限公司 | 医用注射泵的滑块位置检测机构及方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106697835A (zh) * | 2016-12-07 | 2017-05-24 | 海亮(安徽)铜业有限公司 | 一种成品退火炉回转系统 |
CN108318635A (zh) * | 2018-02-24 | 2018-07-24 | 玉溪合创科技有限公司 | 用于打叶生产线中的水分检测系统 |
CN110307787A (zh) * | 2019-07-01 | 2019-10-08 | 吴行飞 | 一种高精度智能高度测试装置与测试方法 |
CN114166524A (zh) * | 2021-12-01 | 2022-03-11 | 中机认检(青岛)汽车检测服务有限公司 | 一种厢式货车货箱栏板的急减速抗撞性能检测设备 |
CN114166524B (zh) * | 2021-12-01 | 2024-05-31 | 中机认检(青岛)汽车检测服务有限公司 | 一种厢式货车货箱栏板的急减速抗撞性能检测设备 |
Also Published As
Publication number | Publication date |
---|---|
EP2658111A1 (en) | 2013-10-30 |
JP5749810B2 (ja) | 2015-07-15 |
JP2014500701A (ja) | 2014-01-09 |
CN102566499A (zh) | 2012-07-11 |
EP2658111A4 (en) | 2016-11-23 |
US20130345852A1 (en) | 2013-12-26 |
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