CN204108248U - A kind of mold oscillation test experience platform - Google Patents

A kind of mold oscillation test experience platform Download PDF

Info

Publication number
CN204108248U
CN204108248U CN201420551989.0U CN201420551989U CN204108248U CN 204108248 U CN204108248 U CN 204108248U CN 201420551989 U CN201420551989 U CN 201420551989U CN 204108248 U CN204108248 U CN 204108248U
Authority
CN
China
Prior art keywords
platform
servomotor
mold oscillation
test experience
supporting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201420551989.0U
Other languages
Chinese (zh)
Inventor
李培玉
沈国振
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANGZHOU PUCHENG TAIDI INDUSTRIAL Co Ltd
Original Assignee
HANGZHOU PUCHENG TAIDI INDUSTRIAL Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HANGZHOU PUCHENG TAIDI INDUSTRIAL Co Ltd filed Critical HANGZHOU PUCHENG TAIDI INDUSTRIAL Co Ltd
Priority to CN201420551989.0U priority Critical patent/CN204108248U/en
Application granted granted Critical
Publication of CN204108248U publication Critical patent/CN204108248U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to metallurgical steelmaking process Detection & Controling field, aims to provide a kind of mold oscillation test experience platform.This kind of mold oscillation test experience platform involving vibrations platform, base for supporting, ball screw, feed screw nut, servomotor, ball screw is connected with base for supporting by two ball bearings, feed screw nut on ball screw and shaking platform are fixed, the lower end of ball screw is connected with servomotor by shaft coupling, servomotor is arranged on base for supporting by bolt, servomotor rotates for driving ball screw, and then drives feed screw nut and shaking platform vertically to move up and down.The utility model have structure simple, load and unload easy, reliable and stable, precision advantages of higher, and simulated field continuous cast mold operating characteristic design completely, sine, non-sine, amplitude can be realized, shake frequently, the on-line control of deviation proportion.

Description

A kind of mold oscillation test experience platform
Technical field
The utility model is about metallurgical steelmaking process Detection & Controling field, particularly a kind of mold oscillation test experience platform.
Background technology
Crystallizer is the key equipment of conticaster, for the casting blank formation that continuous casting of iron and steel is produced.In the evolution of continuous casting technology, the progressive each time of Oscillation Technique of Mould all makes continuous casting production capacity and the level of production attain a new height again.During continuous casting is produced; crystallizer up-down vibration; the relative position of molten steel face and crystallizer wall is periodically changed by oscillating curve; strand can be made to be able to forced stripper mechanism; be conducive to the infiltration of covering slag at crystallizer wall; improve its lubrication state, frictional resistance during minimizing throwing and the possibility of bonding, thus improve the surface quality of strand.The major function of mould vibration device is that crystallizer is by given amplitude, frequency and waveform movement in a curve.Continuous casting is produced and is mainly contained two to the requirement of mold oscillation, and one is that crystallizer accurately vibrates, as straight line or circular motion track according to movement locus; Two is that crystallizer is vibrated according to given speed law, as sinusoidal or non-sinusoidal oscillation rule.
Can the whether appropriate continuous casting billet that is related to that Oscilation Parameters of Mold is selected normally produce the quality with surface quality of continuously cast slab.The wearing and tearing of mechanism in the installation accuracy of vibrating device and use procedure in addition, can cause actual vibration track and theoretical oscillation trajectory generation deviation, impact vibration, swing or polarization, and then directly have influence on the quality of strand.In order to obtain actual vibration parameter, often has plenty of at present the displacement measuring device that traditional manual detection method and crystallizer carry, manual measurement means precision is low, the main amplitude of crystallizer and frequency value of shaking can only be obtained, and contact type measurement contact probe head is easy to wearing and tearing, service life is short, cuts and affects manual operation in high temperature, moist working site, and efficiency is lower little to the guidance meaning in actual production; The position-measurement device that crystallizer carries, can only experience oil cylinder stroke or the electric cylinder anglec of rotation, has certain difference with actual vibration.
Therefore there are a lot of enterprises and institutions to further investigate all for this reason, develop some and arrange the equipment and instrument that detect for mold oscillation.Such as Chinese utility model patent " a kind of Portable plate blank continuous casting crystallizer vibration detection device " (number of patent application: 201020140646.7) relate to a kind of mold oscillation checkout gear, it is made up of data handling machine, data signal acquisition device and several sensor combinations unit boxes, connected by cable mutually, obtained the data such as frequency, amplitude, beat, vibration velocity, vibration displacement track of mold oscillation process by computer disposal.Chinese utility model patent " a kind of portable mold oscillation detector " (number of patent application: 201220587106.2) propose a kind of hand-held mold oscillation detect with, realize the detection to mold oscillation by two 3-axis acceleration sensors and one for the handheld device analyzed image data, process and show.
Appeal achievement in research all achieves breakthrough in detection method and means, but due in the test lacking continuous cast mold scene, current different steel mill cannot be adapted to, change that different steel grade, different conticaster, different crystallizer type of drive take the diversified combination parameter such as different vibration frequencies, Oscillation Amplitude, sine/non-sinusoidal oscillation, negative slip time, usually occur measuring inaccurate situation.Add the on-the-spot high temperature of continuous casting in addition, high humidity, dust is large, the features such as electromagnetic interference is strong, also new challenge is proposed to these detection methods and means, and the mal-condition at continuous casting scene and continuous casting are produced can not discontinuity feature, the scene of determining cannot provide enough experiment conditions optimize and improve these detection methods and means, this brings very large difficulty to carrying out further of research, therefore the experiment porch of the technology detected towards mold oscillation is built, simulate various mold oscillation mode in laboratory conditions, and optimize on this basis and improve existing mold oscillation ways and means and be necessary.
Utility model content
Main purpose of the present utility model is to overcome deficiency of the prior art, provide a kind of can overcome on-the-spot mal-condition and continuous casting produce can not discontinuity to the experiment porch of testing the difficulty brought.For solving the problems of the technologies described above, solution of the present utility model is:
There is provided a kind of mold oscillation test experience platform, involving vibrations platform, also comprise base for supporting, screw mandrel unit, servomotor, servo amplifier, PLC and electronic equipment, wherein, base for supporting horizontal positioned;
Described screw mandrel unit comprises ball screw and feed screw nut, and ball screw is connected with base for supporting by two ball bearings, makes it keep fixing in horizontal and vertical direction; Feed screw nut on ball screw and shaking platform are fixed, the lower end of ball screw is connected with servomotor by shaft coupling, servomotor is arranged on base for supporting by bolt, servomotor rotates for driving ball screw, and then drives feed screw nut and shaking platform vertically to move up and down;
Described shaking platform comprises appear on the stage panel and leave from office panel, and panel of appearing on the stage is connected by vertically disposed polished rod with leave from office panel, and polished rod is connected with base for supporting by linear bearing, and shaking platform can only vertically be moved up and down;
Described servomotor, servo amplifier, PLC are connected successively by control line, and PLC is provided with serial communication modular, and PLC is connected with electronic equipment by serial communication modular; Electronic equipment refers to the electronic equipment with serial communication and Man Machine Interface, for carrying out mode of vibration, vibration frequency, vibration amplitude setting, and the relevant parameter of generation is sent to PLC by serial communication; PLC controls servo amplifier according to the relevant parameter received and drives servomotor running, realizes shaking platform and vibrates by setting means, test for mold oscillation detecting instrument; Wherein, described relevant parameter comprises umber of pulse, pulse frequency, rotating instruction, for controlling servomotor rotating forward, reversion and the speed rotated and stop position.
As further improvement, described in appear on the stage panel and leave from office panel linked into an integrated entity by 4 polished rods dividing equally distribution.
As further improvement, described in appear on the stage panel and leave from office panel parallel, horizontal arrange.
As further improvement, described mold oscillation test experience platform also comprises operating platform, and base for supporting is placed on the operational platform; Operating platform can carry out Level tune, for ensureing that mold oscillation test experience platform and integrally is in horizontal level.
As further improvement, described feed screw nut is fixed by the leave from office panel in bolt and shaking platform.
As further improvement, described electronic equipment comprises PDA, panel computer, notebook.
As further improvement, when described electronic equipment carries out mode of vibration setting, comprise sinusoidal vibration, non-sinusoidal oscillation; If mode of vibration is set as non-sinusoidal oscillation, electronic equipment can also carry out deviation proportion setting.
The utility model carries out, in vibration-testing, comprising amplitude control method, frequency adjustment method and non-sinusoidal vibration method.
In amplitude control method, amplitude A determines the number of turns n that servomotor rotates, the number of turns n that amplitude A/helical pitch P=servomotor rotates, required pulse drives number N=number of turns n × individual pen required pulse number, within the regular hour, send certain pulse number by PLC and just can realize certain amplitude.
In frequency adjustment method, suppose that the cycle vibrated is T, and establish servomotor to rotate forward realization vibration from minimum point arrival peak, reversion realizes peak and arrives minimum point, within 0 ~ T/2 time, 2N pulse to be sent by PLC to rotate forward to drive servomotor, in T/2 ~ T time, send 2N pulse by PLC equally and reverse to drive servomotor.By cycle T discretization, be divided into the minor time slice section that several are isometric, in each minor time slice section, send certain train of pulse by PLC by necessary requirement, the speed realizing each time slice is different.
Non-sinusoidal vibration method, the time rotated forward by servomotor is greater than time of reverse, i.e. the ratio of the time of adjusting nut rise time and decline realizes.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model have structure simple, load and unload easy, reliable and stable, precision is high advantages such as (amplitude accuracy ± 0.001mm, frequency accuracy ± 1cpm (0.02Hz));
2, the utility model complete simulated field continuous cast mold operating characteristic design (amplitude range 1-8mm, shake scope 0-7Hz, deviation proportion scope 0-30% frequently), can realize the on-line control of sine, non-sine, amplitude, shake frequency, deviation proportion;
3, the utility model makes mold oscillation test experience can away from the severe production environment in scene, avoids shutting down the harmful effect that test experience is produced continuous casting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Reference numeral in figure is: 1 linear bearing; 2 appear on the stage panel; 3 leave from office panels; 4 feed screw nuts; 5 polished rods; 6 electronic equipments; 7PLC; 8 servo amplifiers; 9 ball screws; 10 shaft couplings; 11 servomotors; 12 base for supporting; 13 ball bearings.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
A kind of mold oscillation test experience platform as shown in Figure 1, involving vibrations platform, base for supporting 12, screw mandrel unit, servomotor 11, servo amplifier 8, PLC7, electronic equipment 6 and operating platform, base for supporting 12 is placed on the operational platform, and ensure base for supporting 12 horizontal positioned, operating platform can carry out Level tune, for ensureing that mold oscillation test experience platform and integrally is in horizontal level.
Screw mandrel unit comprises ball screw 9 and feed screw nut 4, and ball screw 9 is connected with base for supporting 12 by two ball bearings 13, makes it keep fixing in horizontal and vertical direction; Feed screw nut 4 on ball screw 9 is fixed by the leave from office panel 3 of bolt and shaking platform, the lower end of ball screw 9 is connected with servomotor 11 by shaft coupling 10, servomotor 11 is arranged on base for supporting 12 by bolt, servomotor 11 rotates for driving ball screw 9, and then drives feed screw nut 4 and shaking platform vertically to move up and down.
Shaking platform comprises appear on the stage panel 2 and the leave from office panel 3 that parallel, horizontal is arranged, and panel 2 of appearing on the stage is connected by vertically disposed 4 polished rods 5 with leave from office panel 3, and distribution divided equally by 4 polished rods 5; Polished rod 5 is connected with base for supporting 12 by linear bearing 1, and shaking platform can only vertically be moved up and down.
Servomotor 11, servo amplifier 8, PLC7 are connected successively by control line, and PLC7 is provided with serial communication modular, and PLC7 is connected with electronic equipment 6 by serial communication modular.Electronic equipment 6 refers to the electronic equipment 6 with serial communication and Man Machine Interface, comprises PDA, panel computer, notebook.Operating personnel are by the man machine operation interface setting mode of vibration (sinusoidal or non-sine) on electronic equipment 6, vibration frequency, vibration amplitude, if non-sinusoidal oscillation can also arrange deviation proportion, after setting, electronic equipment 6 can calculate relevant parameter automatically, and according to set communications protocol, these parameters are sent to PLC7 by serial communication, controlling servo amplifier 8 by PLC7 drives servomotor 11 to operate, realize shaking platform to vibrate by setting means, carry out various test for various mold oscillation detecting instrument.Wherein, described relevant parameter comprises umber of pulse, pulse frequency, rotating instruction, for controlling speed that servomotor 11 rotates forward, reverses and rotate and stop position.
Amplitude control method: amplitude A determines the number of turns n that servomotor 11 rotates, the number of turns n that amplitude A/helical pitch P=servomotor 11 rotates, required pulse drives number N=number of turns n × individual pen required pulse number, within the regular hour, send certain pulse number by PLC7 and just can realize certain amplitude.
Frequency adjustment method: suppose that the cycle vibrated is T, and establish servomotor 11 to rotate forward realization vibration from minimum point arrival peak, reversion realizes peak and arrives minimum point, within 0 ~ T/2 time, 2N pulse to be sent by PLC7 to rotate forward to drive servomotor 11, in T/2 ~ T time, send 2N pulse by PLC7 equally and reverse to drive servomotor 11.By cycle T discretization, be divided into the minor time slice section that several are isometric, in each minor time slice section, send certain train of pulse by PLC7 by necessary requirement, the speed realizing each time slice is different.
Non-sinusoidal vibration method: the time rotated forward by servomotor 11 is greater than time of reverse, i.e. the ratio of the time of adjusting nut rise time and decline realizes.
Finally, it should be noted that above what enumerate is only specific embodiment of the utility model.Obviously, the utility model is not limited to above embodiment, can also have a lot of distortion.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed in the utility model, all should think protection domain of the present utility model.

Claims (7)

1. a mold oscillation test experience platform, involving vibrations platform, is characterized in that, also comprises base for supporting, screw mandrel unit, servomotor, servo amplifier, PLC and electronic equipment, wherein, base for supporting horizontal positioned;
Described screw mandrel unit comprises ball screw and feed screw nut, and ball screw is connected with base for supporting by two ball bearings, makes it keep fixing in horizontal and vertical direction; Feed screw nut on ball screw and shaking platform are fixed, the lower end of ball screw is connected with servomotor by shaft coupling, servomotor is arranged on base for supporting by bolt, servomotor rotates for driving ball screw, and then drives feed screw nut and shaking platform vertically to move up and down;
Described shaking platform comprises appear on the stage panel and leave from office panel, and panel of appearing on the stage is connected by vertically disposed polished rod with leave from office panel, and polished rod is connected with base for supporting by linear bearing, and shaking platform can only vertically be moved up and down;
Described servomotor, servo amplifier, PLC are connected successively by control line, and PLC is provided with serial communication modular, and PLC is connected with electronic equipment by serial communication modular; Electronic equipment refers to the electronic equipment with serial communication and Man Machine Interface, for carrying out mode of vibration, vibration frequency, vibration amplitude setting, and the relevant parameter of generation is sent to PLC by serial communication; PLC controls servo amplifier according to the relevant parameter received and drives servomotor running, realizes shaking platform and vibrates by setting means, test for mold oscillation detecting instrument; Wherein, described relevant parameter comprises umber of pulse, pulse frequency, rotating instruction, for controlling servomotor rotating forward, reversion and the speed rotated and stop position.
2. a kind of mold oscillation test experience platform according to claim 1, is characterized in that, described in appear on the stage panel and leave from office panel linked into an integrated entity by 4 polished rods dividing equally distribution.
3. a kind of mold oscillation test experience platform according to claim 1, is characterized in that, described in appear on the stage panel and leave from office panel parallel, horizontal arrange.
4. a kind of mold oscillation test experience platform according to claim 1, is characterized in that, described mold oscillation test experience platform also comprises operating platform, and base for supporting is placed on the operational platform; Operating platform can carry out Level tune, for ensureing that mold oscillation test experience platform and integrally is in horizontal level.
5. a kind of mold oscillation test experience platform according to claim 1, it is characterized in that, described feed screw nut is fixed by the leave from office panel in bolt and shaking platform.
6. a kind of mold oscillation test experience platform according to claim 1, it is characterized in that, described electronic equipment comprises PDA, panel computer, notebook.
7. a kind of mold oscillation test experience platform according to claim 1, is characterized in that, when described electronic equipment carries out mode of vibration setting, comprises sinusoidal vibration, non-sinusoidal oscillation; If mode of vibration is set as non-sinusoidal oscillation, electronic equipment can also carry out deviation proportion setting.
CN201420551989.0U 2014-09-24 2014-09-24 A kind of mold oscillation test experience platform Active CN204108248U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420551989.0U CN204108248U (en) 2014-09-24 2014-09-24 A kind of mold oscillation test experience platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420551989.0U CN204108248U (en) 2014-09-24 2014-09-24 A kind of mold oscillation test experience platform

Publications (1)

Publication Number Publication Date
CN204108248U true CN204108248U (en) 2015-01-21

Family

ID=52325606

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420551989.0U Active CN204108248U (en) 2014-09-24 2014-09-24 A kind of mold oscillation test experience platform

Country Status (1)

Country Link
CN (1) CN204108248U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105491374A (en) * 2016-01-12 2016-04-13 珠海市广浩捷精密机械有限公司 Vibration device with adjustable vibration amplitude and adjustable frequency
CN109396367A (en) * 2018-11-21 2019-03-01 武汉钢铁有限公司 It is a kind of for simulating the electromechanical assembly of steel-making continuous casting unit mold oscillation
CN110907112A (en) * 2019-12-13 2020-03-24 湖南镭目科技有限公司 Non-sinusoidal vibration table equipment fault diagnosis method and system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105491374A (en) * 2016-01-12 2016-04-13 珠海市广浩捷精密机械有限公司 Vibration device with adjustable vibration amplitude and adjustable frequency
CN105491374B (en) * 2016-01-12 2017-07-28 珠海市广浩捷精密机械有限公司 A kind of amplitude, frequency-adjustable vibrating device
CN109396367A (en) * 2018-11-21 2019-03-01 武汉钢铁有限公司 It is a kind of for simulating the electromechanical assembly of steel-making continuous casting unit mold oscillation
CN110907112A (en) * 2019-12-13 2020-03-24 湖南镭目科技有限公司 Non-sinusoidal vibration table equipment fault diagnosis method and system

Similar Documents

Publication Publication Date Title
CN204108248U (en) A kind of mold oscillation test experience platform
CN102357650B (en) Steel liquid solidification simulator in continuous casting crystallizer
CN101147962A (en) Large-section crystallizer automatic slag adding machine
CN105252539A (en) Control system and method for inhibiting vibration of parallel-connection platform based on acceleration sensor
CN101672686A (en) Device for measuring weight of liquid asphalt
CN103091062A (en) Motor-driven non-contact shock excitation device and shock excitation method thereof
CN102680739B (en) Calibration platform and calibration method for six-dimensional acceleration sensor
CN203720657U (en) Electric-control walking mechanism of strip steel coating quality on-line detector
CN103322952A (en) Digital detection machine for face runout of sliding block
IN2014MN02543A (en)
CN204639613U (en) A kind of strand sizing cutting device
CN101642801B (en) Method for oscillating continuous casting mold
CN106644514A (en) Planetary vehicle single-wheel rack device capable of continuously adjusting load
CN207615648U (en) A kind of industrial robot cast arm
CN107321948B (en) A kind of fault tolerant control method and device of the continuous cast mold non-sinusoidal oscillation of servo motor driving
CN206593584U (en) A kind of crane girder web Local warping degree detection means
CN1480274A (en) Method for online testing billet withdrawal resistance of continuous casting crystallizer under vibration oh hydraulic pressure
CN203981349U (en) A kind of bi-directional synchronization motion central balancing regulating device
CN201320597Y (en) Non-sinusoidal vibration table of continuous casting crystallizer dual-servo electric cylinder
CN102353348B (en) Detection and automatic straightening method of electrified railway construction contact line hard spot
CN104361791B (en) A kind of Coriolis acceleration demonstrator
CN109520444B (en) Device and method for measuring parallelism of machine body of large horizontal tensile testing machine
CN207123282U (en) A kind of level measurement device for building
CN205058056U (en) Restrain parallelly connected platform vibration control system based on acceleration sensor
CN205280012U (en) Many function detecting device of vehicle

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model