CN104085726B - A kind of pneumatic control system for coiler press-roller and method - Google Patents
A kind of pneumatic control system for coiler press-roller and method Download PDFInfo
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- CN104085726B CN104085726B CN201410287858.0A CN201410287858A CN104085726B CN 104085726 B CN104085726 B CN 104085726B CN 201410287858 A CN201410287858 A CN 201410287858A CN 104085726 B CN104085726 B CN 104085726B
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Abstract
The present invention discloses a kind of pneumatic control system for coiler press-roller and method, and this system comprises Pneumatic control circuit, and described Pneumatic control circuit is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through pneumatic three linked piece; First pneumatic branch road is connected with in turn the first reducing valve and two five logical two electric control reversing valves; 2nd pneumatic branch road is connected with the two electric control reversing valve of 3 position-5 way; 3rd pneumatic branch road is connected with the 2nd reducing valve; Two five logical two electric control reversing valves, the two electric control reversing valves of 3 position-5 way are all connected with same 3 position-5 way Pneumatic reversal valve with the 2nd reducing valve; The pressure roller cylinders of 3 position-5 way Pneumatic reversal valve and reeling machine connects. The present invention can realize the function that compression is floated and pressure roller lifts that coiler press-roller puts down, pressure roller increases with reeling machine reel band, and easy to adjust, reliable operation.
Description
Technical field
The invention belongs to sheet metal strip and batch technical field, it relates to a kind of pneumatic control system for coiler press-roller, when being used for reeling machine high speed wind-up tin plate in particular to one, it is desired to pressure roller realizes the coiler press-roller pneumatic control system of multiple function; The pneumatic control method of this pneumatic control system is also described by the present invention.
Background technology
Coiler press-roller needs to realize multiple function in the coiling process of band. When reeling machine high speed wind-up band, when especially batching the tin plate of surface easy damaged, for preventing drawing hinder strip surface because high speed wind-up produces shake, spy requires that the pressure roller of reeling machine compresses band all the time, now a front steel batches, after next steel volume helps a few circle of volume, coiler press-roller puts down and is pressed against the upper surface of band, along with the rising of reeling machine speed, increasing of reel band, pressure roller can tightly be pressed against and float and slowly lift, and the power that pressure roller is pressed on band can regulate according to actual needs. When the complete preparation of the strip coiling on reeling machine finishes up, the head of band rotates to suitable position, now needs to lift pressure roller fast, and then coil stripping car unloads volume.
Therefore, in the process worked at whole reeling machine, it is desired to pressure roller can realize multiple function, particularly during reeling machine high speed wind-up, pressure roller can realize tightly being pressed against and the function floating and lift.
Summary of the invention
Realize for making coiler press-roller that pressure roller puts down, pressure roller floats with the compression that reeling machine reel band increases and pressure roller lifts multiple function, and easy to adjust, reliable operation, the present invention provides a kind of pneumatic control system for coiler press-roller and method.
The technical scheme that the present invention takes is:
For a pneumatic control system for coiler press-roller, comprise Pneumatic control circuit, it is characterised in that, described Pneumatic control circuit is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through pneumatic three linked piece.
Described first pneumatic branch road is connected with in turn the first reducing valve and two five logical two electric control reversing valves.
Described 2nd pneumatic branch road is connected with the two electric control reversing valve of 3 position-5 way.
Described 3rd pneumatic branch road is connected with the 2nd reducing valve.
Described two five logical two electric control reversing valves, the two electric control reversing valve of 3 position-5 way are all connected with same 3 position-5 way Pneumatic reversal valve with the 2nd reducing valve.
The pressure roller cylinders of described 3 position-5 way Pneumatic reversal valve and reeling machine connects.
Further, the Pneumatic control circuit of pneumatic three linked piece upstream is also installed a ball valve.
Described two five logical two electric control reversing valves have two pressure gas ports, and one of them pressure gas port installs stifled head, and another pressure gas port is connected with the venting port of 3 position-5 way Pneumatic reversal valve.
The two electric control reversing valve of described 3 position-5 way has two pressure gas ports, and two pressure gas ports of the two electric control reversing valve of 3 position-5 way are connected with two control gas ports of 3 position-5 way Pneumatic reversal valve respectively.
The described air outlet of the 2nd reducing valve is connected with the inlet mouth of 3 position-5 way Pneumatic reversal valve.
Described 3 position-5 way Pneumatic reversal valve has two pressure gas ports, and two pressure gas ports of 3 position-5 way Pneumatic reversal valve respectively connect an one-way throttle valve; Described two one-way throttle valves are connected with two chambeies of pressure roller cylinder respectively.
The bar chamber interface of described pressure roller cylinder is provided with surplus valve.
As preferably, a venting port in described two five logical two electric control reversing valve outlet installs sourdine. Two venting ports in the two electric control reversing valve outlet of 3 position-5 way respectively install a sourdine. A venting port in 3 position-5 way Pneumatic reversal valve venting port installs sourdine.
Each gas port turnover direction of described 3 position-5 way Pneumatic reversal valve is two-way.
The technical scheme of the present invention comprises further:
Adopting the above-mentioned pneumatic control system for coiler press-roller to carry out pneumatic control method, according to the strip coiling stage on reeling machine, this pneumatic control method is described below:
1) a current steel batches, and after next steel volume helps a few circle of volume, coiler press-roller puts down, and now the right side electro-magnet of the two electric control reversing valve of 3 position-5 way continues energising, the left side electro-magnet brief energization of two five logical two electric control reversing valves;
When the right side electro-magnet of the two electric control reversing valve of 3 position-5 way and the left side electro-magnet energising of two five logical two electric control reversing valves, the two electric control reversing valve of 3 position-5 way changes to location right; The pressurized air of the 2nd pneumatic branch road is communicated to the gas control mouth on the right side of 3 position-5 way Pneumatic reversal valve through the two electric control reversing valve of 3 position-5 way, then drains into air from the left side gas control mouth of 3 position-5 way Pneumatic reversal valve through the two electric control reversing valve of 3 position-5 way; Now the pressurized air of the 3rd pneumatic branch road is communicated to the bar chamber of pressure roller cylinder through 3 position-5 way Pneumatic reversal valve, the pressurized air of pressure roller cylinder rodless cavity is communicated to two five logical two electric control reversing valves through 3 position-5 way Pneumatic reversal valve, and discharges from the venting port of two five logical two electric control reversing valves;
2) along with the rising of reeling machine speed, increasing of reeling machine reel band, requiring that coiler press-roller is tightly pressed against band and floating is lifted, now the right side electro-magnet of the two electric control reversing valve of 3 position-5 way continues energising, the right side electro-magnet brief energization of two five logical pair electric control reversing valves;
When the right side electro-magnet brief energization of two five logical two electric control reversing valves, the compressed air communication of the first pneumatic branch road is to the bar chamber of pressure roller cylinder, regulate the first reducing valve of the first pneumatic branch road and the pressure of the 2nd reducing valve of the 3rd pneumatic branch road, thus controlling the pressure that pressure roller cylinder is pressed against band, coiler press-roller is pressed against band and floats and lift;
3), when the complete preparation of the strip coiling on reeling machine finishes up, it is necessary to lifted fast by coiler press-roller, now the left side electro-magnet of the two electric control reversing valve of 3 position-5 way continues energising;
When the left side electro-magnet energising of the two electric control reversing valve of 3 position-5 way, the two electric control reversing valve of 3 position-5 way changes to left position, the pressurized air of the 2nd pneumatic branch road is connected with the gas control mouth on the left of 3 position-5 way Pneumatic reversal valve through the two electric control reversing valve of 3 position-5 way, then drains into air from the right side gas port of 3 position-5 way Pneumatic reversal valve through the two electric control reversing valve of 3 position-5 way; Now the pressurized air of the 3rd pneumatic branch road is communicated to the rodless cavity of pressure roller cylinder through 3 position-5 way Pneumatic reversal valve, and the pressurized air of pressure roller cylinder rod chamber is discharged through the venting port of 3 position-5 way Pneumatic reversal valve.
Especially, when the pressure in described pressure roller cylinder rod chamber reach set up pressure time, pressure roller cylinder is by the surplus valve release of pressure of bar chamber interface.
It is an advantage of the invention that:
(1) Pneumatic control circuit of the present invention is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through one through pneumatic three linked piece, each pneumatic branch road connects different reversing valves, pressurized gas and the interaction of coiler press-roller cylinder is realized, thus the pressure roller realizing coiler press-roller puts down, pressure roller floats with the compression that reeling machine reel band increases and pressure roller lifts multiple function by the switch-on regime of the electro-magnet in control reversing valve.
(2) from each element of pneumatic control system of the present invention, described pneumatic control system is easy to adjust, and reliable operation, it is possible to meet operation requirement during reeling machine high speed wind-up tin plate.
(3) the turnover direction of each gas port of the 3 position-5 way Pneumatic reversal valve in pneumatic control system is two-way, namely both can from this gas port air inlet, it is also possible to be vented from this gas port.
(4) pneumatic control system of the present invention is also provided with one-way throttle valve and surplus valve. Wherein, one-way throttle valve is arranged in the gas circuit between 3 position-5 way Pneumatic reversal valve and pressure roller cylinder two interfaces, it is possible to the travelling speed of pressure roller cylinder regulated. Surplus valve is arranged on the rod chamber gas port place of pressure roller cylinder, it is possible to effectively prevents pressure roller cylinder to be pressed against and in the process lifted of floating, pressure increases excessive at coiler press-roller, thus affects the floating lifting function of pressure roller.
Below with reference to drawings and Examples, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is the structural representation of reeling machine and pressure roller thereof.
Fig. 2 is the pneumatic control schematic diagram realizing lag function for coiler press-roller.
Description of reference numerals: 1, reeling machine reel; 2, pressure roller cylinder; 3, coiler press-roller; 4, ball valve; 5, pneumatic three linked piece; 6, the first reducing valve; 7, two five logical two electric control reversing valves; 8, the two electric control reversing valve of 3 position-5 way; 9,3 position-5 way Pneumatic reversal valve; 10, one-way throttle valve; 11, surplus valve; 12, sourdine; 13, the 2nd reducing valve.
Embodiment
Embodiment 1:
As shown in Figure 1, the main composition parts of reeling machine comprise reeling machine reel 1, coiler press-roller 3 and drive the pressure roller cylinder 2 of coiler press-roller 3. In the process of reeling machine reel 1 winding strips, it is necessary to coiler press-roller 3 makes corresponding action adjustment according to the Species differences of the state of batching of band and band. Batch the tin plate of surface easy damaged for reeling machine reel 1, during for preventing because of high speed wind-up, the band being taken up produces shake and draws and hinder strip surface, and spy requires that coiler press-roller 3 compresses band all the time. A current steel batches, after next steel volume helps a few circle of volume, coiler press-roller 3 is transferred and is pressed against the upper surface of band, along with the rising of reeling machine speed, increasing of reeling machine reel 1 band, coiler press-roller 3 can tightly be pressed against and float and slowly lift, and the power that coiler press-roller 3 is pressed on band can regulate according to actual needs. When the complete preparation of the strip coiling on reeling machine finishes up, the head of band rotates to suitable position, now needs to lift coiler press-roller 3 fast, and then coil stripping car unloads volume.
For realizing the multiple function of coiler press-roller, present embodiments providing a kind of pneumatic control system realizing multiple function for coiler press-roller, the element of this pneumatic control system is as shown in Figure 2.
Described pneumatic control system has complete Pneumatic control circuit, and acts on coiler press-roller 3. This Pneumatic control circuit is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through pneumatic three linked piece 5. Before pneumatic three linked piece 5, this Pneumatic control circuit is also provided with a ball valve 4.
The pressurized air of the first pneumatic branch road first connects first reducing valve 6, and then through one two five logical two electric control reversing valves 7,2 pressure gas ports are out had from two five logical two electric control reversing valves 7, it is denoted as A1, B1 respectively, block A1 pressure gas port, B1 pressure gas port accesses the R1 venting port of a 3 position-5 way Pneumatic reversal valve 9, and the R2 venting port simultaneously leading to two electric control reversing valves 7 at two five installs a sourdine 12.
The pressurized air of the 2nd pneumatic branch road connects the two electric control reversing valve 8 of a 3 position-5 way, 2 pressure gas ports are out had from the two electric control reversing valve 8 of 3 position-5 way, being denoted as A2, B2 respectively, these two pressure gas ports connect PA inlet mouth and the PB inlet mouth of 3 position-5 way Pneumatic reversal valve 9 respectively. Meanwhile, R1 venting port and R2 venting port at the two electric control reversing valve 8 of 3 position-5 way respectively install a sourdine 12, and the R2 venting port at 3 position-5 way Pneumatic reversal valve 9 installs a sourdine 12.
The pressurized air of the 3rd branch road is first by the 2nd reducing valve 13, and then accesses the P inlet mouth of 3 position-5 way Pneumatic reversal valve 9. Finally, the pressurized air of the first pneumatic branch road and the 3rd pneumatic branch road is through 3 position-5 way Pneumatic reversal valve 9, an one-way throttle valve 10 is respectively connected from the A3 pressure gas port of 3 position-5 way Pneumatic reversal valve 9 and B3 pressure gas port, and it is communicated to two chambeies of pressure roller cylinder 2, and increase a surplus valve 11 in the loop, bar chamber of pressure roller cylinder 2, to prevent the pressure in anti-chamber here increases.
Embodiment 2:
On the basis of embodiment 1, and by reference to the accompanying drawings 2, according to the strip coiling stage on reeling machine, pneumatic control system of the present invention is realized the putting down of coiler press-roller 3, compresses to float and lift multiple function and be described.
A current steel batches, after next steel volume helps a few circle of volume, coiler press-roller 3 puts down, and now needs to the left side electro-magnet YB1c brief energization of the right side electro-magnet YB1b energising of normal phase of the two electric control reversing valve 8 of 3 position-5 way, two five logical two electric control reversing valves 7. When the left side electro-magnet YB1c of the logical two electric control reversing valve 7 in electro-magnet YB1b and two five, right side of the two electric control reversing valve 8 of 3 position-5 way is energized, the two electric control reversing valve 8 of 3 position-5 way changes to location right, the pressurized air of the 2nd pneumatic branch road passes to the PB gas control mouth on the right side of 3 position-5 way Pneumatic reversal valve 9 through the two electric control reversing valve 8 of 3 position-5 way, then drains into air from the left side PA inlet mouth of 3 position-5 way Pneumatic reversal valve 9 through the two electric control reversing valve 8 of 3 position-5 way. Now, the pressurized air of the 3rd pneumatic branch road just can be communicated to the bar chamber of pressure roller cylinder 2 through 3 position-5 way Pneumatic reversal valve 9, the pressurized air of the rodless cavity of pressure roller cylinder 2 passes to two five logical two electric control reversing valves 7 through 3 position-5 way Pneumatic reversal valve 9, and enters air from the sourdine 12 being arranged on two five logical two electric control reversing valves 7.
Along with the rising of reeling machine speed, increasing of reeling machine reel 1 band, requirement coiler press-roller 3 can tightly be pressed against and float and slowly lift, and now needs to the right side electro-magnet YB1d brief energization of the right side electro-magnet YB1b energising of normal phase of the two electric control reversing valve 8 of 3 position-5 way, two five logical two electric control reversing valves 7. During the right side electro-magnet YB1d brief energization of two five logical two electric control reversing valves 7, the pressurized air of the first pneumatic branch road just can pass to the bar chamber of pressure roller cylinder 2, by regulating the pressure of the 2nd reducing valve 13 in the first reducing valve 6 of the first pneumatic branch road and the 3rd pneumatic branch road, just coiler press-roller 3 is regulated to be pressed against the power of band by changing the pressure in pressure roller cylinder 2 liang of chambeies to realize; In the process that coiler press-roller 3 slowly lifts, the bar cavity pressure of pressure roller cylinder 2 increases, when pressure reaches setting pressure, just from surplus valve 11 release of pressure in bar chamber.
When the complete preparation of strip coiling on reeling machine finishes up, the head of band rotates to suitable position, it is necessary to lifted fast by coiler press-roller 3, now needs the normal phase energising of the left side electro-magnet YB1a to the two electric control reversing valve 8 of 3 position-5 way. when the left side electro-magnet YB1a of the two electric control reversing valve 8 of 3 position-5 way is energized, the two electric control reversing valve 8 of 3 position-5 way changes to left position, the pressurized air of the 2nd pneumatic branch road passes to the PA gas control mouth on the left of 3 position-5 way Pneumatic reversal valve 9 through the two electric control reversing valve 8 of 3 position-5 way, then air is drained into from the right side PB gas control mouth of 3 position-5 way Pneumatic reversal valve 9 through the two electric control reversing valve 8 of 3 position-5 way, now the pressurized air of the 3rd pneumatic branch road just can pass to the rodless cavity of pressure roller cylinder 2 through 3 position-5 way Pneumatic reversal valve 9, the pressurized air in bar chamber is discharged through the R2 venting port of 3 position-5 way Pneumatic reversal valve 9.
In order to the working speed of pressure roller cylinder 2 can be regulated, each installation one-way throttle valve 10 in the gas circuit between 3 position-5 way Pneumatic reversal valve 9 and two interfaces of pressure roller cylinder 2.
Being pressed against at coiler press-roller 3 for preventing cylinder and float in the process lifted, the pressure of pressure roller cylinder 2 increases, and special increases a surplus valve 11 at pressure roller cylinder 2 rod chamber gas port place.
Can find out in conjunction with above-described embodiment, Pneumatic control circuit of the present invention is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through a pneumatic three linked piece, each pneumatic branch road connects different reversing valves, pressurized gas control pressure roller cylinder is realized, thus the pressure roller realizing coiler press-roller puts down, pressure roller floats with the compression that reeling machine reel band increases and pressure roller such as lifts at multiple function by the switch-on regime of electro-magnet in control reversing valve. Particularly present invention employs 3 position-5 way Pneumatic reversal valve 9, the turnover direction of each gas port of this reversing valve is two-way, namely both can from this gas port air inlet, it is also possible to be vented from this gas port. From each element of pneumatic control system of the present invention, described pneumatic control system easy to adjust, and reliable operation, it is possible to meet operation requirement during reeling machine high speed wind-up tin plate.
Above in conjunction with accompanying drawing, embodiments of the present invention are described, but the present invention is not limited to above-mentioned enforcement mode, in the ken that one skilled in the relevant art possesses, it is also possible to make a variety of changes under the prerequisite not departing from objective of the present invention.
Claims (7)
1., for a pneumatic control system for coiler press-roller, comprise Pneumatic control circuit, it is characterised in that, described Pneumatic control circuit is divided into the first pneumatic branch road, the 2nd pneumatic branch road and the 3rd pneumatic branch road through pneumatic three linked piece (5);
Described first pneumatic branch road is connected with in turn the first reducing valve (6) and two five logical two electric control reversing valves (7);
Described 2nd pneumatic branch road is connected with the two electric control reversing valve (8) of 3 position-5 way;
Described 3rd pneumatic branch road is connected with the 2nd reducing valve (13);
Described two five logical two electric control reversing valves (7), the two electric control reversing valve (8) of 3 position-5 way are all connected with same 3 position-5 way Pneumatic reversal valve (9) with the 2nd reducing valve (13);
Described 3 position-5 way Pneumatic reversal valve (9) is connected with the pressure roller cylinder (2) of reeling machine;
Described two five logical two electric control reversing valves (7) have two pressure gas ports, and one of them pressure gas port installs stifled head, and another pressure gas port is connected with the venting port of 3 position-5 way Pneumatic reversal valve (9);
The two electric control reversing valve (8) of described 3 position-5 way has two pressure gas ports, and two pressure gas ports of the two electric control reversing valve (8) of 3 position-5 way are connected with two control gas ports of 3 position-5 way Pneumatic reversal valve (9) respectively;
Described 3 position-5 way Pneumatic reversal valve (9) has two pressure gas ports, and two pressure gas ports of 3 position-5 way Pneumatic reversal valve (9) respectively connect an one-way throttle valve (10); Described two one-way throttle valves (10) two chambeies with pressure roller cylinder (2) are connected respectively.
2. the pneumatic control system for coiler press-roller according to claim 1, it is characterised in that, the Pneumatic control circuit of pneumatic three linked piece (5) upstream is also installed a ball valve (4).
3. the pneumatic control system for coiler press-roller according to claim 1, it is characterised in that, the described air outlet of the 2nd reducing valve (13) is connected with the inlet mouth of 3 position-5 way Pneumatic reversal valve (9).
4. the pneumatic control system for coiler press-roller according to claim 1, it is characterised in that, the bar chamber interface of described pressure roller cylinder (2) is provided with surplus valve (11).
5. according to the pneumatic control system for coiler press-roller described in the arbitrary item of Claims 1-4, it is characterised in that, a venting port in described two five logical two electric control reversing valve (7) venting ports installs sourdine (12); Two venting ports in two electric control reversing valve (8) venting port of 3 position-5 way respectively install a sourdine (12); A venting port in 3 position-5 way Pneumatic reversal valve (9) venting port installs sourdine (12).
6. the pneumatic control system for coiler press-roller according to claim 1, it is characterised in that, each gas port turnover direction of described 3 position-5 way Pneumatic reversal valve (9) is two-way.
7. adopt the pneumatic control system for coiler press-roller according to claim 1 to carry out pneumatic control method, it is characterised in that, according to the strip coiling stage on reeling machine, this pneumatic control method is described below:
A current steel batches, and after next steel volume helps a few circle of volume, coiler press-roller (3) puts down, and now the right side electro-magnet of the two electric control reversing valve (8) of 3 position-5 way continues energising, the left side electro-magnet brief energization of two five logical two electric control reversing valves (7);
When the right side electro-magnet of the two electric control reversing valve (8) of 3 position-5 way and the left side electro-magnet energising of two five logical two electric control reversing valves (7), the two electric control reversing valve (8) of 3 position-5 way changes to location right; The pressurized air of the 2nd pneumatic branch road is communicated to the gas control mouth on 3 position-5 way Pneumatic reversal valve (9) right side through the two electric control reversing valve (8) of 3 position-5 way, then drains into air from the left side gas control mouth of 3 position-5 way Pneumatic reversal valve (9) through the two electric control reversing valve (8) of 3 position-5 way; Now the pressurized air of the 3rd pneumatic branch road is communicated to the bar chamber of pressure roller cylinder (2) through 3 position-5 way Pneumatic reversal valve (9), the pressurized air of pressure roller cylinder (2) rodless cavity is communicated to two five logical two electric control reversing valves (7) through 3 position-5 way Pneumatic reversal valve (9), and discharges from the venting port of two five logical two electric control reversing valves (7);
Along with the rising of reeling machine speed, increasing of reeling machine reel (1) band, require that coiler press-roller (3) is tightly pressed against band and floating is lifted, now the right side electro-magnet of the two electric control reversing valve (8) of 3 position-5 way continues energising, the right side electro-magnet brief energization of two five logical two electric control reversing valves (7);
When the right side electro-magnet brief energization of two five logical two electric control reversing valves (7), the compressed air communication of the first pneumatic branch road is to the bar chamber of pressure roller cylinder (2), regulate first reducing valve (6) of the first pneumatic branch road and the pressure of the 2nd reducing valve (13) of the 3rd pneumatic branch road, thus controlling the pressure that pressure roller cylinder (2) is pressed against band, coiler press-roller (3) is pressed against band and floats and lift;
When the complete preparation of strip coiling on reeling machine finishes up, it is necessary to lifted fast by coiler press-roller (3), now the left side electro-magnet of the two electric control reversing valve (8) of 3 position-5 way continues energising;
When the left side electro-magnet energising of the two electric control reversing valve (8) of 3 position-5 way, the two electric control reversing valve (8) of 3 position-5 way changes to left position, the pressurized air of the 2nd pneumatic branch road is connected with the gas control mouth in 3 position-5 way Pneumatic reversal valve (9) left side through the two electric control reversing valve (8) of 3 position-5 way, then drains into air from the right side gas port of 3 position-5 way Pneumatic reversal valve (9) through the two electric control reversing valve (8) of 3 position-5 way; Now the pressurized air of the 3rd pneumatic branch road is communicated to the rodless cavity of pressure roller cylinder (2) through 3 position-5 way Pneumatic reversal valve (9), and the pressurized air of pressure roller cylinder (2) rod chamber is discharged through the venting port of 3 position-5 way Pneumatic reversal valve (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410287858.0A CN104085726B (en) | 2014-06-25 | 2014-06-25 | A kind of pneumatic control system for coiler press-roller and method |
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| CN201410287858.0A CN104085726B (en) | 2014-06-25 | 2014-06-25 | A kind of pneumatic control system for coiler press-roller and method |
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| CN104085726B true CN104085726B (en) | 2016-06-01 |
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| CN104815869B (en) * | 2015-04-15 | 2017-01-04 | 广西柳州银海铝业股份有限公司 | The control method of tail roller is pressed during strip coiling |
| CN105508325B (en) * | 2015-12-31 | 2017-10-17 | 中冶南方工程技术有限公司 | A kind of coil car hydraulic control system of band ending volume function |
| CN107559248A (en) * | 2016-06-30 | 2018-01-09 | 天津市汇点机电设备开发有限公司 | A kind of cylinder reaction application system application method |
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|---|---|---|---|---|
| JP2002188606A (en) * | 2000-12-25 | 2002-07-05 | Nkk Corp | Pneumatic cylinder |
| CN201258422Y (en) * | 2008-07-22 | 2009-06-17 | 上海雅森洗涤设备有限公司 | Control device for auto raising pressing and ironing roller function for groove type ironing machine |
| CN202893880U (en) * | 2012-08-01 | 2013-04-24 | 辽宁省机械研究院有限公司 | Micro-pressure variation response control device of face pressing roller |
| CN203922257U (en) * | 2014-06-25 | 2014-11-05 | 中国重型机械研究院股份公司 | A kind of pneumatic control system for coiler press-roller |
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2014
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002188606A (en) * | 2000-12-25 | 2002-07-05 | Nkk Corp | Pneumatic cylinder |
| CN201258422Y (en) * | 2008-07-22 | 2009-06-17 | 上海雅森洗涤设备有限公司 | Control device for auto raising pressing and ironing roller function for groove type ironing machine |
| CN202893880U (en) * | 2012-08-01 | 2013-04-24 | 辽宁省机械研究院有限公司 | Micro-pressure variation response control device of face pressing roller |
| CN203922257U (en) * | 2014-06-25 | 2014-11-05 | 中国重型机械研究院股份公司 | A kind of pneumatic control system for coiler press-roller |
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