CN102728884A - Positioning and zero setting method and device for high-speed rotating flying shear blade - Google Patents
Positioning and zero setting method and device for high-speed rotating flying shear blade Download PDFInfo
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- CN102728884A CN102728884A CN2012101877952A CN201210187795A CN102728884A CN 102728884 A CN102728884 A CN 102728884A CN 2012101877952 A CN2012101877952 A CN 2012101877952A CN 201210187795 A CN201210187795 A CN 201210187795A CN 102728884 A CN102728884 A CN 102728884A
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Abstract
The invention relates to a positioning and zero setting method and a positioning and zero setting device for a high-speed rotating flying shear blade. The method comprises the following steps of: controlling the rotating speeds of the transmission device, the flying shear motor, the gear box and the transmission shaft in the conventional high-speed rotating flying shear equipment by adopting a programmable logic controller (PLC), counting with a rotary coder arranged on a rotating shaft, detecting different positions of the corresponding flying shear blade in different pulse count, arranging a proximity switch at the end of the flying shear blade, interrupting the program through the PLC and the proximity switch to set zero, recounting to eliminate counting accumulated errors of the rotary coder, and sending the output speed given value of an analog output module to the transmission device. According to the technical scheme, a simple method and a simple device are provided for positioning and zero setting of the high-speed rotating flying shear blade in the fields of industries and civilian use. The device is simple in structure, accurate in positioning and easy to implement.
Description
Technical field
The present invention relates to a kind of flying shear blade equipment, particularly relate to a kind of location and fixed zero method and device of high speed rotary flying shears cutting edge.
Background technology
In current production devices; The location of high speed rotary flying shears cutting edge and the affirmation of zeroing; Be the core of high-speed flying shear control, because accumulated error and orientation problem that high-speed flying shear control system exists often cause the flying shear blade location inaccurate always; And then cause that the product error is bigger, and influence the quality of product.
Summary of the invention
In view of this, the present invention provides a kind of location and fixed zero method and device of high speed rotary flying shears cutting edge, through the present technique scheme; Utilize the position probing of rotary encoder,, draw the pairing flying shear blade diverse location of different pulse number through the counting of rotary encoder as flying shear blade; And through being installed on the interrupt routine near switch cooperation PLC of flying shear blade end; Eliminate the cumulative errors of rotary encoder, thereby realize the starting of flying shear. quicken, shear; Continuous cataclasm shearing is accomplished in braking and location.
In order to achieve the above object, technical scheme of the present invention is achieved in that a kind of location and fixed zero method of high speed rotary flying shears cutting edge, it is characterized in that; Adopt PLC to control the rotating speed of transmission device, flying shear motor and gear-box and power transmission shaft in the existing high speed rotary flying shears equipment; Rotary encoder through being arranged on the turning cylinder is counted, and pairing flying shear blade diverse location is provided with near switch in the flying shear blade end when detecting different pulse number; Realize that through PLC and near switch interrupt routine carries out zero clearing; Restart counting, wrong in order to the tired note of the counting error of eliminating rotary encoder, give transmission device with analog output module output speed set-point; Thereby realize starting, acceleration, shearing, braking and the location of flying shear blade, accomplish continuous cataclasm shearing.
The flying shear shear rate of said flying shear blade when being positioned at cutting stroke and beginning is:
V
1Cosα＝(1.08～1.10)V
0------------(1)
(1) in the formula, the speed of said rolled piece operation is V
0, the flying shear shear rate is V
1
The shear line speed of said flying shear blade when being positioned at cutting stroke and beginning is:
Cosα＝(R-D/2)/R ---------------(2)
(2) in the formula, R is the flying shear blade rotating diameter, and α goes into corner cut when shearing, and D is the come out average height of rolled piece of roughing unit.
The detent torque of said flying shear blade when being positioned at cutting stroke and beginning should satisfy:
Mq＝αrM-Mo ------------------------------(3)
M＝CmφIe ------------------------------(4)
------------------------------(5)
------------------------------(6)
(3), in (4), (5), (6) formula, r is the starting current activity coefficient, Mo is the empty load of motor torque, M is the motor nominal torque, Ie is the motor rated current, Cm is the electromagnetic constant of motor, tq is start-up time, Q is for starting stroke, i is a mechanical ratio, V
1Be shear rate, GD
2The flywheel inertia of mechanical system.
The turning cylinder of high speed rotary flying shears equipment is provided with rotary encoder, be provided with near switch in the flying shear blade end, said rotary encoder with link to each other with PLC respectively near switch.
Beneficial effect after the employing technique scheme is: a kind of location of high speed rotary flying shears cutting edge and fixed zero method and device; Through the present technique scheme; Be industry and civil area high speed rotary flying shears cutting edge location and fixed zero provide a kind of simple method and device, simple in structure, the accurate positioning of the present invention.Realize easily.
Description of drawings
Fig. 1 is an operation principle block diagram of the present invention.
Fig. 2 is the running orbit figure of flying shear blade among the present invention.
Fig. 3 is the overall structure sketch map of high speed rotary flying shears of the present invention.
Fig. 4 is the cutaway view of flying shear blade among the present invention.
Fig. 5 looks cutaway view for the right side of Fig. 4.
Among the figure:
1 transmission device, 2 flying shear motors, 3 gear-boxes and power transmission shaft, 4 turning cylinders, 5 rotary encoders, 6 flying shear blades, 7 start stroke, 9 cutting strokes near switch, 8, and 10 braking distances, 11 antiport strokes, 12 are oppositely creeped and located stroke, 13 input modules, 14 counting modules, 15PLC.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the technical scheme among the present invention is further explained.
The location of the high speed rotary flying shears cutting edge that the present invention relates to and fixed zero method; Adopt PLC15 to control transmission device 1, flying shear motor 2 and gear-box and the rotating speed of power transmission shaft 3 in the existing high speed rotary flying shears equipment; Rotary encoder 5 through being arranged on the turning cylinder 4 is counted, and pairing flying shear blade 6 diverse locations when detecting different pulse number are provided with near switch 7 in fixed position, flying shear blade 6 end; When flying shear blade 6 is pressed its movement locus process near switch 7; Send the input module 13 that signal is given PLC15 near switch 7, PLC15 realizes carrying out zero clearing through interrupt routine, restarts counting; In order to the tired note of the counting error of eliminating rotary encoder 5, thereby guarantee the accuracy of flying shear blade 6 location.Because near the fixed-site of switch 7, the PLC15 interrupt routine is not influenced by the sweep time of PLC15, makes the zero setting of flying shear blade 6 put accurate.Give transmission device 1 with PLC15 analog output module output speed set-point; Transmission device 1 drives flying shear motor 2; Flying shear motor 2 links to each other with flying shear blade 6 through shaft joint; Thereby, accomplish continuous cataclasm shearing through starting, acceleration, shearing, braking and the location that the PLC15 programme-control realizes flying shear blade 6.
The motion stage of said flying shear blade 6 is divided into startup stroke 8, cutting stroke 9; Braking distance 10, antiport stroke 11 and the location stroke 12 of oppositely creeping; It overlaps the starting point that starts stroke 8 and the end point of the location stroke 12 of oppositely creeping, and the flying shear shear rate of flying shear blade 6 will satisfy from cutting stroke 9 beginnings and stops when oppositely creeping 12 end of location stroke.
The flying shear shear rate of said flying shear blade 6 when being positioned at cutting stroke 9 beginning is:
V
1Cosα＝(1.08～1.10)V
0------------(1)
(1) in the formula, the speed of said rolled piece operation is V
0, the flying shear shear rate is V
1
The shear line speed of said flying shear blade when being positioned at cutting stroke and beginning is:
Cosα＝(R-D/2)/R?---------------(2)
(2) in the formula, R is the flying shear blade rotating diameter, and α goes into corner cut when shearing, and D is the come out average height of rolled piece of roughing unit.
The detent torque of said flying shear blade 6 when being positioned at cutting stroke 9 beginning should satisfy:
Mq＝arM-Mo?------------------------------(3)
M＝CmφIe?------------------------------(4)
------------------------------(5)
------------------------------(6)
(3), in (4), (5), (6) formula, r is the starting current activity coefficient, Mo is the empty load of motor torque, M is the motor nominal torque, Ie is the motor rated current, Cm is the electromagnetic constant of motor, tq is start-up time, Q is for starting stroke, i is a mechanical ratio, V
1Be shear rate, GD
2The flywheel inertia of mechanical system.
The location and the balancing of the high speed rotary flying shears cutting edge that the present invention relates to; The turning cylinder 4 of high speed rotary flying shears equipment is provided with rotary encoder 5; Be provided with near switch 7 in flying shear blade 6 ends, said rotary encoder 5 be electrically connected mutually with PLC 15 respectively near switch 7.
Among the present invention, the automatic location of high speed rotary flying shears cutting edge 6 is the most crucial parts of high speed rotary flying shears control system, and there is not the possibility of manual control in this part during ordinary production; The present invention selects for use high-precision rotary encoder 5 to make the position probing of flying shear blade 6, through the counting of rotary encoder 5, can draw pairing flying shear blade 6 diverse locations of different pulse number; Cumulative errors for rotary encoder 5; Cooperate the interrupt routine of PLC 15 to eliminate with the high accuracy that is installed on flying shear blade 6 ends near switch 7; The high accuracy that promptly at every turn detects flying shear blade 6 ends near switch 7 signals after; Adopt interrupt routine immediately,, restart counting the count value zero clearing of high speed counting module; The control logic of flying shear blade 6 realizes through PLC15; The enabling signal of flying shear blade 6 is by hot metal detector or artificial given; Through digital quantity input module 13 inputs, after the control logic processing via the software completion, give transmission device 1 by analog output module output speed set-point; Thereby realize starting, acceleration, shearing, braking and the location of flying shear, accomplish continuous cataclasm shearing work.
The above is merely preferable possible embodiments of the present invention, is not in order to limit scope of the present invention.
Claims (8)
1. the location of a high speed rotary flying shears cutting edge and zero method calmly; It is characterized in that, adopt PLC to control the rotating speed of transmission device, flying shear motor and gear-box and power transmission shaft in the existing high speed rotary flying shears equipment, count through the rotary encoder that is arranged on the turning cylinder; Pairing flying shear blade diverse location when detecting different pulse number; Be provided with near switch in the flying shear blade end, realize that through PLC and near switch interrupt routine carries out zero clearing, restart counting; The tired note of counting error in order to eliminate rotary encoder is wrong; Give transmission device with analog output module output speed set-point, thereby realize starting, acceleration, shearing, braking and the location of flying shear blade, accomplish continuous cataclasm shearing.
2. the location of high speed rotary flying shears cutting edge according to claim 1 and fixed zero method; It is characterized in that; The motion stage of said flying shear blade is divided into startup stroke, cutting stroke; Braking distance, antiport stroke and the location stroke of oppositely creeping, it overlaps the starting point that starts stroke and the end point of the location stroke of oppositely creeping, and the flying shear shear rate of flying shear blade will satisfy from cutting stroke and begins to stop when oppositely creeping location stroke end.
3. the location of high speed rotary flying shears cutting edge according to claim 2 and fixed zero method is characterized in that, the flying shear shear rate of said flying shear blade when being positioned at cutting stroke and beginning is:
V
1Cosα＝(1.08～1.10)V
0------------(1)
(1) in the formula, the speed of said rolled piece operation is V
0, the flying shear shear rate is V
1
4. the location of high speed rotary flying shears cutting edge according to claim 3 and fixed zero method is characterized in that, the shear line speed of said flying shear blade when being positioned at cutting stroke and beginning is:
In Cos α=(R-D/2)/R---------------(2) formula,
R is the flying shear blade rotating diameter, and α goes into corner cut when shearing, and D is the come out average height of rolled piece of roughing unit.
5. the location of high speed rotary flying shears cutting edge according to claim 2 and fixed zero method is characterized in that, the detent torque of said flying shear blade when being positioned at cutting stroke and beginning should satisfy:
Mq＝αrM-Mo ------------------------------(3)
M＝CmφIe ------------------------------(4)
------------------------------(5)
------------------------------(6)
(3), in (4), (5), (6) formula, r is the starting current activity coefficient, Mo is the empty load of motor torque, M is the motor nominal torque, Ie is the motor rated current, Cm is the electromagnetic constant of motor, tq is start-up time, Q is for starting stroke, i is a mechanical ratio, V
1Be shear rate, GD
2The flywheel inertia of mechanical system.
6. the location and the balancing of a high speed rotary flying shears cutting edge is characterized in that, the turning cylinder of high speed rotary flying shears equipment is provided with rotary encoder.
7. the location and the balancing of high speed rotary flying shears cutting edge according to claim 6 is characterized in that, said flying shear blade end is provided with near switch.
8. based on the location and the balancing of claim 6 or 7 described high speed rotary flying shears cutting edges, said rotary encoder be electrically connected mutually with PLC respectively near switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101877952A CN102728884A (en) | 2012-06-08 | 2012-06-08 | Positioning and zero setting method and device for high-speed rotating flying shear blade |
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|---|---|---|---|
| CN2012101877952A CN102728884A (en) | 2012-06-08 | 2012-06-08 | Positioning and zero setting method and device for high-speed rotating flying shear blade |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312173A (en) * | 2016-09-29 | 2017-01-11 | 武汉钢铁股份有限公司 | Die flying shear crank auto-deviation-rectification control method and system |
| CN106311749A (en) * | 2016-08-31 | 2017-01-11 | 重庆钢铁集团电子有限责任公司 | High-speed wire rolling fault processing method |
| CN107470699A (en) * | 2016-06-08 | 2017-12-15 | 南通通达矽钢冲压科技有限公司 | A kind of method for shearing the continuous sawing sheet of sawing sheet line |
| CN111804736A (en) * | 2020-05-27 | 2020-10-23 | 广东韶钢松山股份有限公司 | High-speed flying shear control method |
| CN111842494A (en) * | 2020-07-22 | 2020-10-30 | 安徽日升机械制造有限公司 | High-speed wire rod flying shear cutting edge positioning device |
| CN113359615A (en) * | 2021-05-08 | 2021-09-07 | 埃森智能科技（深圳）有限公司 | High-speed flying shear, control method, control device and storage medium |
| CN113369306A (en) * | 2021-06-07 | 2021-09-10 | 阳春新钢铁有限责任公司 | Automatic steel cutting control method for cold shears |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124815A (en) * | 1993-11-01 | 1995-05-16 | Kawasaki Steel Corp | Shearing device for steel sheet |
| JPH09300128A (en) * | 1996-05-13 | 1997-11-25 | Amada Washino Co Ltd | Position setting mechanism in shearing machine |
| CN201063106Y (en) * | 2007-06-27 | 2008-05-21 | 宝钢集团南通钢铁有限公司 | Double electrical machine high-precision multifunctional bar flying shear control system |
| CN201143572Y (en) * | 2008-01-18 | 2008-11-05 | 天津市博控机电科技有限公司 | Multiple lengths flying shear |
| CN102033506A (en) * | 2010-10-29 | 2011-04-27 | 上海金自天正信息技术有限公司 | Automatic control method and system for flying shear |
-
2012
- 2012-06-08 CN CN2012101877952A patent/CN102728884A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124815A (en) * | 1993-11-01 | 1995-05-16 | Kawasaki Steel Corp | Shearing device for steel sheet |
| JPH09300128A (en) * | 1996-05-13 | 1997-11-25 | Amada Washino Co Ltd | Position setting mechanism in shearing machine |
| CN201063106Y (en) * | 2007-06-27 | 2008-05-21 | 宝钢集团南通钢铁有限公司 | Double electrical machine high-precision multifunctional bar flying shear control system |
| CN201143572Y (en) * | 2008-01-18 | 2008-11-05 | 天津市博控机电科技有限公司 | Multiple lengths flying shear |
| CN102033506A (en) * | 2010-10-29 | 2011-04-27 | 上海金自天正信息技术有限公司 | Automatic control method and system for flying shear |
Non-Patent Citations (3)
| Title |
|---|
| 葛延津等: "冷连轧机出口飞剪的控制方法", 《东北大学学报（自然科学版）》 * |
| 葛延津等: "飞剪的定位控制", 《控制与决策》 * |
| 葛延津等: "飞剪速度基准的研究", 《东北大学学报（自然科学版）》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470699A (en) * | 2016-06-08 | 2017-12-15 | 南通通达矽钢冲压科技有限公司 | A kind of method for shearing the continuous sawing sheet of sawing sheet line |
| CN106311749A (en) * | 2016-08-31 | 2017-01-11 | 重庆钢铁集团电子有限责任公司 | High-speed wire rolling fault processing method |
| CN106312173A (en) * | 2016-09-29 | 2017-01-11 | 武汉钢铁股份有限公司 | Die flying shear crank auto-deviation-rectification control method and system |
| CN106312173B (en) * | 2016-09-29 | 2018-05-08 | 武汉钢铁有限公司 | Mode fling shear crank self correction control method and control system |
| CN111804736A (en) * | 2020-05-27 | 2020-10-23 | 广东韶钢松山股份有限公司 | High-speed flying shear control method |
| CN111804736B (en) * | 2020-05-27 | 2022-04-12 | 广东韶钢松山股份有限公司 | High-speed flying shear control method |
| CN111842494A (en) * | 2020-07-22 | 2020-10-30 | 安徽日升机械制造有限公司 | High-speed wire rod flying shear cutting edge positioning device |
| CN113359615A (en) * | 2021-05-08 | 2021-09-07 | 埃森智能科技（深圳）有限公司 | High-speed flying shear, control method, control device and storage medium |
| CN113369306A (en) * | 2021-06-07 | 2021-09-10 | 阳春新钢铁有限责任公司 | Automatic steel cutting control method for cold shears |
| CN113369306B (en) * | 2021-06-07 | 2022-04-01 | 阳春新钢铁有限责任公司 | Automatic steel cutting control method for cold shears |
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Application publication date: 20121017 |