CN104723172A - Steel plate shear gauge and gauging method thereof - Google Patents
Steel plate shear gauge and gauging method thereof Download PDFInfo
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- CN104723172A CN104723172A CN201510133619.4A CN201510133619A CN104723172A CN 104723172 A CN104723172 A CN 104723172A CN 201510133619 A CN201510133619 A CN 201510133619A CN 104723172 A CN104723172 A CN 104723172A
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- steel plate
- scale
- shear gauge
- dolly
- plate shear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/10—Stops for positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories And Tools For Shearing Machines (AREA)
Abstract
The invention provides a steel plate shear gauge. The steel plate shear gauge comprises a gauging trolley, a trolley driving motor and a conveying mechanism used for conveying steel plates, wherein two racks are arranged above the conveying mechanism in parallel in the steel plate conveying direction, a gear used for traveling is arranged at the lower end of the gauging trolley, the gear is meshed with the racks and is installed on an output shaft of the trolley driving motor through a speed reducer, an encoder is installed on the output shaft of the trolley driving motor which is connected with a frequency converter, and the frequency converter and the encoder are connected to a controller. The steel plate shear gauge further comprises a gauging baffle used for positioning the steel plates, wherein the gauging baffle is fixed to the gauging trolley through a lifting mechanism. The invention further discloses a gauging method of the steel plate shear gauge. Segmented control over the rotating speed of the trolley driving motor is achieved through segmented control over the output frequency of the frequency converter. According to the steel plate shear gauge and the gauging method thereof, the gauging precision of the shear gauge is improved greatly, and practicality is high.
Description
Technical field
The present invention relates to a kind of shear gauge and method for scaling, specifically a kind of steel plate shear gauge and method for scaling thereof.
Background technology
As everyone knows, sizing accuracy is the key factor affecting lumber recovery, steel scrap rate, and length measuring device is one of key affecting steel mill's cost of investment.Shear gauge is a kind of conventional length measuring device.Existing shear gauge is mainly by motor direct-drive scale dolly adhesion wheel or rack-and-pinion mode, realize scale dolly moving horizontally in orbit, stop when scale dolly reaches precalculated position, from scale dolly both sides, scale dolly and track are fixedly positioned respectively by alignment pin, prevent dolly from moving.This mode preventing the movement of scale dolly, complex operation, affects the scale efficiency of shear gauge; And not easily take out during above-mentioned alignment pin conquassation, not only bad for the adjustment of shear gauge cut lengths, and when using alignment pin location, also can cause the change of the little truck position of scale, thus affect the sizing accuracy of shear gauge.
In addition, after usually shear gauge being placed in the shearing equipment such as cutter or saw in prior art, shear gauge is coordinated to carry out scale.And in the scale process of above-mentioned scale, existing shear gauge adopts formula to be the scale that the automatic gauging model of v=k × e carries out steel plate usually, wherein, above-mentioned v represents the given speed of above-mentioned drive motors, e represents the actual (tube) length angle value of above-mentioned steel plate scale and the difference of default steel plate scale, and K represents proportionality constant.In above-mentioned automatic gauging Controlling model, the dynamic response of the direct influential system of size of K value, K value then system transients bigger than normal response change is large, easily causes system unstable; K value is less than normal, and cause transient response to change little, the response time is long.Therefore, the change of K value makes system easily occur steady-state error, thus can affect the sizing accuracy of steel plate to a great extent.
This is the deficiencies in the prior art.
Summary of the invention
Technical problem to be solved by this invention is, for problems of the prior art, provides a kind of steel plate shear gauge and method for scaling thereof, for improving the sizing accuracy of shear gauge.
In order to solve the problems of the prior art, the invention provides a kind of steel plate shear gauge, comprise scale dolly, for driving the trolley drive motor of scale dolly movement and for carrying the conveying mechanism of steel plate, the top of conveying mechanism is parallel is provided with two tooth bars, described tooth bar distributes along the throughput direction of steel plate, scale dolly is located at the top of tooth bar, the lower end of scale dolly is equipped with the gear for walking, described gear is meshed with described tooth bar, and described gear is arranged on the output shaft of trolley drive motor by reductor; The output shaft of trolley drive motor is equipped with encoder, and trolley drive motor connects a frequency converter, and described frequency converter, encoder are connected on a controller; Also comprise one for the fixed ruler baffle of fixing steel plate, described fixed ruler baffle is fixed on scale dolly by elevating mechanism.
Described elevating mechanism comprises for driving the barrier driving motor of fixed ruler baffle rise and fall and the rotating eccentric shaft be arranged on fixed ruler baffle, axial line and the fixed ruler baffle of eccentric shaft are perpendicular, and eccentric shaft is coaxially connected with the output shaft of barrier driving motor; This elevating mechanism also comprises an expansion link, on the bottom that the two ends of described expansion link are hinged on scale dolly respectively and fixed ruler baffle.
Described trolley drive motor, reductor and barrier driving motor are arranged on scale dolly respectively.
Encoder adopts absolute value encoder.
The side of described tooth bar is provided with scale, and described scale parallels with tooth bar.The use of scale, is convenient to the actual cut lengths of observing shear gauge more intuitively.
Present invention also offers a kind of steel plate shear gauge method for scaling, it is characterized in that, comprising:
Steps A, in real time measurement scale dolly are by the actual range L of initial position to current location movement;
Step B, the real-time actual range L according to above-mentioned measurement, and fixed ruler baffle on the scale dolly being on initial position demarcated in advance and the initial separation S between shearing equipment, calculate the interval S L between fixed ruler baffle and described shearing equipment be on the scale dolly of current location, SL=L+S;
The absolute value e of step C, the in real time difference of the above-mentioned interval S L of calculating and default steel plate scale L0,0≤e;
Step D, the absolute value e calculated is carried out size with multiple default difference threshold compare, control the output frequency v of frequency converter according to comparative result;
Step e, as the output frequency v=0 of frequency converter, scale dolly locking, then described interval S L is the actual shearing length of steel plate; Otherwise, controlled the rotating speed of trolley drive motor by the output frequency v of frequency converter, and continue to perform steps A.
Wherein, the scale dolly locking described in step e refers to that the given rotating speed of trolley drive motor is 0, and now scale dolly stops mobile.
In above-mentioned steps C, the difference threshold preset is x
1, x
2and x
3, wherein 0<x
1<x
2<x
3.
The control method of the described output frequency v according to comparative result control frequency converter is:
Work as e>x
3time, 37≤v≤40;
Work as x
2≤ e≤x
3time, 32≤v≤37;
Work as x
1<e<x
2time, v=0.2*e+2;
As 0≤e≤x
1time, v=0;
Wherein, v represents the output frequency of described frequency converter, and e is the absolute value of the difference calculated in step B.
Wherein, the above-mentioned large young pathbreaker v according to absolute value e is divided into 37≤v≤40 and 32≤v≤37 two stage, both the translational speed of scale dolly can have been accelerated, can prevent again the phenomenon causing scale dolly to be not easy to quick deceleration because scale dolly inertia is excessive from occurring, this can improve the flexibility controlled scale dolly translational speed, thus can improve the sizing accuracy of shear gauge.In addition, x is worked as
1<e<x
2time, v=0.2*e+2, uses " 2 " to do compensation rate, both can eliminate and cause system without the phenomenon of response because coefficient " 0.2 " is less than normal, can accelerate again the corresponding speed of system.
As preferably, x
1=1mm, x
2=150mm, x
3=500mm.
In above-mentioned steps A, real-time measurement scale dolly by initial position to the method for the actual range L of current location movement is: output shaft encoder being arranged on the trolley drive motor for driving the movement of scale dolly, by the rotating speed of encoder feedback trolley drive motor, calculate described actual range L by the information of encoder feedback.
The invention has the beneficial effects as follows:
(1) steel plate shear gauge of the present invention, parallelly above conveying mechanism be provided with two tooth bars, two tooth bars distribute along the throughput direction of steel plate, scale dolly is located at the top of tooth bar, the lower end of scale dolly is equipped with the gear for walking, described gear is meshed with described tooth bar respectively, and described gear is arranged on the output shaft of trolley drive motor by reductor; Wherein, rack and pinion with the use of, cooperative achievement scale dolly, along the movement of conveying mechanism, is convenient to the scale of meticulous adjustment shear gauge, thus improves the sizing accuracy of shear gauge; In addition, two tooth bars are not only for realizing the movement of scale dolly, and the engaging each other of rack and pinion, make to be convenient to position scale dolly, during use, the output speed that only need control trolley drive motor is 0, can carry out located lateral to dolly, this can be avoided deficiency loaded down with trivial details to positioning trolley position fixing process in prior art to a great extent, comparatively practical.
(2) steel plate shear gauge method for scaling of the present invention, adopts the compound scale model of segmented, not only can improve the stability of shear gauge scale, also can improve the sizing accuracy of shear gauge to a great extent.
Accompanying drawing explanation
Fig. 1 is the structural representation inventing described steel plate shear gauge;
The structural representation of the driving mechanism that Fig. 2 is the dolly of scale described in Fig. 1 and fixed ruler baffle;
Fig. 3 is the structural representation of expansion link shown in Fig. 1;
Fig. 4 is the method flow diagram of steel plate shear gauge method for scaling of the present invention;
A kind of implementation method flow chart that Fig. 5 is step D shown in Fig. 4.
Wherein: 1 is shearing equipment, 2 is scale dolly, and 3 is conveying mechanism, and 4 is steel plate, 5 is reductor, and 6 is tooth bar, and 7 is gear, and 8 is trolley drive motor, 9 is encoder, and 10 is output shaft, 11, fixed ruler baffle, and 12 is eccentric shaft, 13 is barrier driving motor, and 14 is expansion link, and 15 is scale, 16, output shaft, 17 is output shaft, and 18 is expansion link cover, and 19 is locating hole, 20 is alignment pin, and 21 is connecting rod, 22, locating hole.
Detailed description of the invention
For making technical scheme of the present invention and advantage clearly, below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described.Wherein, this detailed description of the invention illustrates for the steel Heavy Plate Plant shear gauge that helps.
Fig. 1, Fig. 2 are a kind of steel plate shear gauge of the present invention, comprise scale dolly 2, for driving the trolley drive motor 8 of scale dolly 2 movement and for carrying the conveying mechanism 3 of steel plate 4, the top of conveying mechanism 3 is parallel is provided with two tooth bars 6, described tooth bar 6 distributes along the throughput direction of steel plate 4, scale dolly 2 is located at the top of tooth bar 6, the lower end of scale dolly 2 is equipped with the gear 7 for walking, described gear 7 is meshed with described tooth bar 6, and described gear 7 is arranged on the output shaft 10 of trolley drive motor 8 by reductor 5; The output shaft 10 of trolley drive motor 8 is equipped with encoder 9, and trolley drive motor 8 connects a frequency converter, and described frequency converter, encoder 9 are connected on a controller; Also comprise one for the fixed ruler baffle 11 of fixing steel plate 4, described fixed ruler baffle 11 is fixed on scale dolly 2 by elevating mechanism.Wherein, encoder 9 adopts absolute value encoder, for the number of turns that Real-time Feedback trolley drive motor 8 rotates, thus determines that scale dolly 2 is by the actual range of initial position to current location movement.
Before use, first the demarcation fixed ruler baffle 11 be on the scale dolly 2 of initial position arrives the initial separation between the shearing equipment 1 such as preset cutter or saw, after having demarcated, and the initial position of fixed shear equipment 1 and scale dolly 2.During use, scale dolly 2 is under the driving of trolley drive motor 8, tooth bar 6 moves, the real number of turns of rotating to controller feedback trolley drive motor 8 of encoder 9, after reaching certain controlled condition, trolley drive motor 8 stops operating, and regulates fixed ruler baffle 11 to decline afterwards by elevating mechanism.During use, steel plate 4 is fed forward by conveying mechanism 3, until steel plate 4 touches described fixed ruler baffle, now, is in the actual shearing length that the fixed ruler baffle 11 on the scale dolly 2 of current location and the spacing between shearing equipment 1 are steel plate.
Described elevating mechanism comprises for driving the barrier driving motor 13 of fixed ruler baffle 11 rise and fall and the rotating eccentric shaft 12 be arranged on fixed ruler baffle 11, axial line and the fixed ruler baffle 11 of eccentric shaft 12 are perpendicular, and eccentric shaft 12 is coaxially connected with the output shaft 16 of barrier driving motor 13; This elevating mechanism also comprises an expansion link 14, on the bottom that the two ends of described expansion link 14 are hinged on scale dolly 2 respectively and fixed ruler baffle 11.
Described expansion link 14 comprise expansion link cover 18 and one end be enclosed within expansion link cover 18 in connecting rod 21, expansion link cover 18 is provided with locating hole 19 and alignment pin 20, connecting rod 21 be provided with the locating hole 19 on expansion link 14 and alignment pin 20 with the use of locating hole 22, as shown in Figure 3.During use, take off alignment pin 20, regulate fixed ruler baffle 11 to rise or decline by barrier driving motor 13, regulate complete after, positioned by alignment pin 20 pairs of fixed ruler baffles 11.
Wherein, described trolley drive motor 8, reductor 5 and barrier driving motor 13 are arranged on scale dolly 2 respectively.
The side of described tooth bar 6 is provided with scale 15, and described scale 15 parallels with tooth bar 6.The use of scale 15, is convenient to the actual cut lengths of observing shear gauge more intuitively.
Wherein, output shaft 17 is the output shaft of reductor 5.In the present embodiment, described reductor 5 is 1:40 turbine worm reducer.
Present invention also offers a kind of steel plate shear gauge method for scaling, as shown in Figure 4, comprising:
Steps A, in real time measurement scale dolly are by the actual range L of initial position to current location movement;
Step B, the real-time actual range L according to above-mentioned measurement, and fixed ruler baffle on the scale dolly being on initial position demarcated in advance and the initial separation S between shearing equipment, calculate the interval S L between fixed ruler baffle and described shearing equipment be on the scale dolly of current location, SL=L+S;
The absolute value e of step C, the in real time difference of the above-mentioned interval S L of calculating and default steel plate scale L0,0≤e;
Step D, the absolute value e calculated is carried out size with multiple default difference threshold compare, control the output frequency v of frequency converter according to comparative result;
Step e, as the output frequency v=0 of frequency converter, scale dolly locking, then described interval S L is the actual shearing length of steel plate; Otherwise, controlled the rotating speed of trolley drive motor by the output frequency v of frequency converter, and continue to perform steps A.
Wherein, the above-mentioned difference threshold preset has x
1, x
2and x
3, 0<x
1<x
2<x
3.And in the present embodiment, x
1=1mm, x
2=150mm, x
3=500mm, and have
Wherein, v represents the output frequency of frequency converter, namely represents the given frequency of drive motors described in described transducer drive, and unit is hz; E is the difference by step B the interval S L calculated and the steel plate scale L0 preset.
Real-time measurement scale dolly 2 by initial position to the method for the actual range L of current location movement is: be arranged on by encoder 9 on the output shaft 10 of trolley drive motor 8, fed back the rotating speed of trolley drive motor 8 by encoder 9, calculate described actual range L by encoder 9 feedack.Wherein, described encoder 9 adopts absolute value encoder.
Wherein, above-mentioned scale dolly 2 by initial position to the computing formula of the actual range L of current location movement is:
L＝(EU-EUMin)×[(LMax-Lmin)/(EUMax-EUMin)]，
Wherein, LMax is the current location of scale dolly 2, and LMin is the initial position of scale dolly 2; EU is encoder 9 actual value, and EUMax is the code value of scale dolly 2 corresponding encoder 9 when being in current location, and EUMin is the code value of the encoder 9 that scale dolly 2 is corresponding when being in initial position.
During use, trolley drive motor 8 drives scale dolly 2 to move on tooth bar 6, the rotating speed of encoder 9 Real-time Feedback trolley drive motor 8, and calculate described actual range L by encoder 9 feedack, thus according to the actual range L of above-mentioned measurement and the initial separation S that demarcates in advance, calculate the interval S L being in fixed ruler baffle on the scale dolly 2 of current location 11 and cutter, and SL=S+L; Calculate the absolute value e of the difference of this interval S L and default steel plate scale L0 afterwards, and by the absolute value e calculated and the difference threshold x preset
1=1mm, x
2=150mm and x
3=500mm carries out size and compares, and controls the output frequency v of frequency converter according to comparative result, as shown in Figure 5:
As e>500, v=40hz;
Otherwise when 150≤e≤500, v=32hz;
Otherwise as 1<e<150, v=0.2*e+2;
Otherwise when 0≤e≤1, v=0.
Wherein, during above-mentioned v=0, the given rotating speed of trolley drive motor 8 is 0, namely realizes the locking of scale dolly 2.
The output frequency v of frequency converter of the present invention is the given frequency of trolley drive motor 8, namely the rotating speed of trolley drive motor 8 is controlled by the output frequency v of frequency converter, thus the Discrete control achieved trolley drive motor 8 rotating speed, this both ensure that the quick movement of scale dolly 2 to a great extent, ensure that again the flexibility that scale dolly 2 slows down controls to a great extent, improve the positioning precision of scale dolly 2, and then improve the positioning precision of shear gauge.
The experiment proved that, after this steel plate shear gauge method for scaling comes into operation, the sizing accuracy of steel plate is controlled, at ± 1mm, eliminate the quantity of sheared out-of-size steel plate section to a great extent, make steel plate oven improvement drop to 0.095% from 0.165%; In addition, often open steel plate length in reserve and shorten to 15mm by the 45mm of routine, the slitter edge rate of recovery of steel plate brings up to 20% by 10% in the past.
Claims (10)
1. a steel plate shear gauge, comprise scale dolly, for driving the trolley drive motor of scale dolly movement and for carrying the conveying mechanism of steel plate, it is characterized in that, the top of conveying mechanism is parallel is provided with two tooth bars, described tooth bar distributes along the throughput direction of steel plate, and scale dolly is located at the top of tooth bar, and the lower end of scale dolly is equipped with the gear for walking, described gear is meshed with described tooth bar, and described gear is arranged on the output shaft of trolley drive motor by reductor; The output shaft of trolley drive motor is equipped with encoder, and trolley drive motor connects a frequency converter, and described frequency converter, encoder are connected on a controller; Also comprise one for the fixed ruler baffle of fixing steel plate, described fixed ruler baffle is fixed on scale dolly by elevating mechanism.
2. steel plate shear gauge according to claim 1, it is characterized in that, described elevating mechanism comprises for driving the barrier driving motor of fixed ruler baffle rise and fall and the rotating eccentric shaft be arranged on fixed ruler baffle, axial line and the fixed ruler baffle of eccentric shaft are perpendicular, and eccentric shaft is coaxially connected with the output shaft of barrier driving motor; This elevating mechanism also comprises an expansion link, on the bottom that the two ends of described expansion link are hinged on scale dolly respectively and fixed ruler baffle.
3. steel plate shear gauge according to claim 2, is characterized in that, described trolley drive motor, reductor and barrier driving motor are arranged on scale dolly respectively.
4. the steel plate shear gauge according to claim 1 or 2 or 3, is characterized in that, encoder adopts absolute value encoder.
5. the steel plate shear gauge according to claim 1 or 2 or 3, it is characterized in that, the side of described tooth bar is provided with scale, and described scale parallels with tooth bar.
6. a steel plate shear gauge method for scaling, is characterized in that, comprising:
Steps A, in real time measurement scale dolly are by the actual range L of initial position to current location movement;
Step B, the real-time actual range L according to above-mentioned measurement, and fixed ruler baffle on the scale dolly being on initial position demarcated in advance and the initial separation S between shearing equipment, calculate the interval S L between fixed ruler baffle and described shearing equipment be on the scale dolly of current location, SL=L+S;
The absolute value e of step C, the in real time difference of the above-mentioned interval S L of calculating and default steel plate scale L0,0≤e;
Step D, the absolute value e calculated is carried out size with multiple default difference threshold compare, control the output frequency v of frequency converter according to comparative result;
Step e, as the output frequency v=0 of frequency converter, scale dolly locking, then described interval S L is the actual shearing length of steel plate; Otherwise, controlled the rotating speed of trolley drive motor by the output frequency v of frequency converter, and continue to perform steps A.
7. steel plate shear gauge method for scaling according to claim 6, is characterized in that, in step C, the difference threshold preset is x
1, x
2and x
3, wherein 0<x
1<x
2<x
3.
8. steel plate shear gauge method for scaling according to claim 7, is characterized in that, the control method of the described output frequency v according to comparative result control frequency converter is:
Work as e>x
3time, 37≤v≤40;
Work as x
2≤ e≤x
3time, 32≤v≤37;
Work as x
1<e<x
2time, v=0.2*e+2;
As 0≤e≤x
1time, v=0;
Wherein, v represents the output frequency of described frequency converter, and e is the absolute value of the difference calculated in step B.
9. steel plate shear gauge method for scaling according to claim 8, is characterized in that, x
1=1mm, x
2=150mm, x
3=500mm.
10. the steel plate shear gauge method for scaling according to claim 6 or 7 or 8 or 9, it is characterized in that, in step, real-time measurement scale dolly by initial position to the method for the actual range L of current location movement is: output shaft encoder being arranged on the trolley drive motor for driving the movement of scale dolly, by the rotating speed of encoder feedback trolley drive motor, calculate described actual range L by the information of encoder feedback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133619.4A CN104723172B (en) | 2015-03-25 | 2015-03-25 | A kind of steel plate shear gauge and its method for scaling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133619.4A CN104723172B (en) | 2015-03-25 | 2015-03-25 | A kind of steel plate shear gauge and its method for scaling |
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| CN104723172B CN104723172B (en) | 2017-07-21 |
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|---|---|---|---|
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537721A (en) * | 2016-02-24 | 2016-05-04 | 山东钢铁股份有限公司 | Method and device for positioning cutting gun of torch cutter |
| CN105751009A (en) * | 2016-03-03 | 2016-07-13 | 山东钢铁股份有限公司 | Cut-to-length control method of round large bar |
| CN106975791A (en) * | 2017-05-03 | 2017-07-25 | 新疆源盛科技发展有限公司 | Positioning rule and positioning ruler system |
| CN108274065A (en) * | 2018-01-19 | 2018-07-13 | 山东钢铁集团日照有限公司 | A kind of fixed ruler baffle guard system and control method |
| CN112777535A (en) * | 2021-02-18 | 2021-05-11 | 胡兵 | High-rise building operation platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5283751A (en) * | 1990-04-24 | 1994-02-01 | Tornos-Bechler Sa, Fabrique De Machines Moutier | Control device and method for an incremental numerical axis in a machining station |
| JP3112294B2 (en) * | 1991-02-15 | 2000-11-27 | 株式会社アマダ | Actuator positioning control device for machine tools |
| CN202344025U (en) * | 2011-11-14 | 2012-07-25 | 湖南华菱湘潭钢铁有限公司 | Simple length-measuring device for length-measuring scissors |
| CN203003243U (en) * | 2012-12-05 | 2013-06-19 | 南京钢铁股份有限公司 | Swing type cutting-to-length machine lower tool apron with slitter edge removal function |
| CN203438010U (en) * | 2013-07-23 | 2014-02-19 | 济南同济机械有限公司 | Fixed length measuring device |
| CN203526693U (en) * | 2013-09-10 | 2014-04-09 | 北京中冶设备研究设计总院有限公司 | Trolley positioning device of size determining machine |
-
2015
- 2015-03-25 CN CN201510133619.4A patent/CN104723172B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5283751A (en) * | 1990-04-24 | 1994-02-01 | Tornos-Bechler Sa, Fabrique De Machines Moutier | Control device and method for an incremental numerical axis in a machining station |
| JP3112294B2 (en) * | 1991-02-15 | 2000-11-27 | 株式会社アマダ | Actuator positioning control device for machine tools |
| CN202344025U (en) * | 2011-11-14 | 2012-07-25 | 湖南华菱湘潭钢铁有限公司 | Simple length-measuring device for length-measuring scissors |
| CN203003243U (en) * | 2012-12-05 | 2013-06-19 | 南京钢铁股份有限公司 | Swing type cutting-to-length machine lower tool apron with slitter edge removal function |
| CN203438010U (en) * | 2013-07-23 | 2014-02-19 | 济南同济机械有限公司 | Fixed length measuring device |
| CN203526693U (en) * | 2013-09-10 | 2014-04-09 | 北京中冶设备研究设计总院有限公司 | Trolley positioning device of size determining machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537721A (en) * | 2016-02-24 | 2016-05-04 | 山东钢铁股份有限公司 | Method and device for positioning cutting gun of torch cutter |
| CN105751009A (en) * | 2016-03-03 | 2016-07-13 | 山东钢铁股份有限公司 | Cut-to-length control method of round large bar |
| CN105751009B (en) * | 2016-03-03 | 2017-11-21 | 山东钢铁股份有限公司 | A kind of scale control method of circular big rod |
| CN106975791A (en) * | 2017-05-03 | 2017-07-25 | 新疆源盛科技发展有限公司 | Positioning rule and positioning ruler system |
| CN108274065A (en) * | 2018-01-19 | 2018-07-13 | 山东钢铁集团日照有限公司 | A kind of fixed ruler baffle guard system and control method |
| CN112777535A (en) * | 2021-02-18 | 2021-05-11 | 胡兵 | High-rise building operation platform |
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|---|---|
| CN104723172B (en) | 2017-07-21 |
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