CN102319777A - Automatic flexibility compensating device of plate bending roll for ship - Google Patents
Automatic flexibility compensating device of plate bending roll for ship Download PDFInfo
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- CN102319777A CN102319777A CN201110278360A CN201110278360A CN102319777A CN 102319777 A CN102319777 A CN 102319777A CN 201110278360 A CN201110278360 A CN 201110278360A CN 201110278360 A CN201110278360 A CN 201110278360A CN 102319777 A CN102319777 A CN 102319777A
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Abstract
The invention discloses an automatic flexibility compensating device of a plate bending roll for a ship, which comprises a displacement measurement part, a displacement compensation part and a micro-control appliance system, wherein the displacement measurement part comprises a support saddle installed at one side of a bed body; a rigid beam is arranged on the support saddle; a displacement measurement sensor is arranged on the bed body below a lower supporting roll device, wherein a movable end of the displacement measurement sensor is placed on the upper plane of the rigid beam; the displacement compensation part comprises an upper supporting roll device mounted on an upper beam; the upper supporting roll device comprises an electric pushing rod device, a pushing rod, a pressing ring, a spring, inclined iron, a guiding plate, a supporting wheel device, a supporting wheel support saddle and a displacement compensation sensor; and the micro-control appliance system comprises an industrial personal computer, a touch screen and a PLC programmable controller. The flexibility automatic compensating device of the plate bending roll for the ship has the benefic effects of detecting the flexibility deformation of the stressed bed body immediately, transmitting the detection date to the micro-control appliance system, counting the integral deformation and required compensation amount of the bed body and the upper beam, and ordering to compensate, thus greatly improving the rolling quality and the rolling efficiency of the plate bending roll for the ship, saving energy, and reducing equipment consumption.
Description
Technical field
The present invention relates to a kind of stress metal machinery, specifically, relate to a kind of amount of deflection autocompensation installation of plate-rolling machine for ship.
Background technology
In shipbuilding industry; Existing plate-rolling machine for ship is put the beams in place and the deflection deformation of lathe bed does not also have feasible reliable detection means in real time; Can only lean on Theoretical Calculation to the deflection deformation that is produced with lathe bed of putting the beams in place, but result who draws and actual compensation rate sometimes side differ greatly, this is that the yield limit because of a kind of steel plate is to fluctuate up and down within the specific limits; And the scene can't be measured the machining sheet yield limit one by one, causes result of calculation inaccurate; Next is to lean on artificial experience, above-mentioned problem can occur equally.In reality, when rolling ship plate, upper beam and lathe bed length are longer; Stressed bigger, must produce, if do not carry out real-Time Compensation than Large Deflection Deformation; The linearity of sheet material machine-shaping is very unstable, forms cydariform easily, and rolls process time length, inefficiency.Based on above reason, though need a kind of veneer reeling machine amount of deflection detection and compensation arrangement.
Summary of the invention
In order to solve above-mentioned technical barrier; The purpose of this invention is to provide a kind of can online multiple spot the detection automatically and the autocompensation installation of the plate-rolling machine for ship amount of deflection of compensation automatically; In order to realize rolling the automatic fast detecting of lathe bed amount of deflection and compensation automatically in the process; Satisfy machining accuracy, enhance productivity.
The objective of the invention is to realize like this: a kind of autocompensation installation of plate-rolling machine for ship amount of deflection is characterized in that: form by displacement measurement part, bit shift compensation part and micro-control electric system, wherein:
Displacement measurement partly comprises the bearing that is installed in lathe bed one side, and a buckstay is installed on the bearing; Lower bed at following support roller device is equipped with displacement measurement sensor on one's body, and the movable end of displacement measurement sensor is seated in the last plane of buckstay; Displacement measurement sensor is measured down the lathe bed deflection deformation amount at support roller device place and is passed the signal to the micro-control electric system;
Bit shift compensation partly comprises the last support roller device that is installed on the upper beam, and last support roller device is made up of electric pushrod device, pull bar, trim ring, spring, wedge, guide plate, riding wheel apparatus, support roller bearing and bit shift compensation sensor; Electric pushrod device, guide plate and bit shift compensation sensor are installed on the upper beam, and the support roller bearing lifts on putting the beams in place through pull bar and trim ring, the spring that passes upper beam lower end steel plate, in the hole of support roller bearing riding wheel apparatus is installed, and riding wheel apparatus contacts with last roller arrangement; The inclined-plane of support roller bearing cooperates with the wedge inclined-plane, and the lower plane of upper beam partly is close on the plane of wedge, and wedge has cylindrical void or U type opening, to avoid pull bar; The electric pushrod device is connected with wedge, and push-and-pull is moved wedge to adjust the high and low position of support roller device; The movable end of bit shift compensation sensor is connected with wedge, and observing and controlling wedge displacement also passes the signal to the micro-control electric system;
The micro-control electric system comprises industrial computer, touch-screen and PLC Programmable Logic Controller; Each deflection deformation amount signal process micro-control electric system calculating of support roller device place lathe bed down through the displacement measurement sensor collection; Draw the required stroke of electric pushrod device on the support roller device on corresponding each; The bit shift compensation sensing data is set; The displacement of control electric pushrod device will be gone up support roller device and adjusted to proper height, with the deflection deformation of the lathe bed that compensates down the support roller device place.
The object of the invention can also be realized like this: buckstay one end of displacement measurement part is fixedly connected with a bearing, and the other end is seated on another bearing.
Have groove on the bearing of displacement measurement part, the buckstay two ends embed in the bearing groove, and wherein an end is fixedly connected with bearing through bolt.
Displacement measurement sensor is connected the micro-control electric system with the bit shift compensation sensor through lead and transmits displacement signal, or transmits displacement signal through wireless transmission method.
The invention has the beneficial effects as follows: the deflection deformation after stressed detects to lathe bed through instant; To detect data and be sent to the micro-control electric system; Calculate the bulk deformation and the required compensation rate of lathe bed and upper beam, and instruction compensates, the manufacturing quality that has improved plate-rolling machine for ship greatly with roll efficient; Practice thrift the energy, reduced the loss of equipment.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is the left view (broken section) of Fig. 1;
Fig. 3 is the front view of compensated part structure of the present invention;
Fig. 4 is the left view of Fig. 3;
Fig. 5 detects the contrast sketch map for the lathe bed amount of deflection.
The specific embodiment
Label declaration among the figure: frame 1, put the beams in place 2, go up roller arrangement 3, down roller arrangement 4, go up support roller device 5, support roller device 6, main drive 7, lathe bed 8, tie-beam 9, buckstay 10, displacement measurement sensor 11, bearing 12, bolt 13, oil cylinder 14, hinged-support 15, micro-control electric system 16, the displacement measurement sensor position line 17 when not stressed, the displacement measurement sensor position line 18 when stressed down;
Last support roller device 5 comprises: electric pushrod device 5.1, pull bar 5.2, trim ring 5.3, spring 5.4, wedge 5.5, guide plate 5.6, riding wheel apparatus 5.7, support roller bearing 5.8, bit shift compensation sensor 5.9.
Shown in Fig. 1-2, the present invention includes: roller arrangement 4, following support roller device 6 are installed down above the lathe bed 8, and following roller arrangement 4 connects with the main drive of installing at one end 7 through shaft coupling.
The lower end of upper beam 2 is equipped with roller arrangement 3, goes up support roller device 5, and last support roller device 5 is supporting roller arrangement 3 above the last roller arrangement 3.
One side of lathe bed 8 is equipped with 6 cover displacement measurement sensors 11, and displacement measurement sensor 11 is below following support roller device 6; The bearing 12 of the below of one side of lathe bed 8 welding two band grooves, the top of two bearings 12 embed an end of a buckstay 10, buckstay 10 and are connected by bolt 13 with a bearing 12 wherein, and the other end lies on the groove of another bearing 12; The movable end of 6 cover displacement measurement sensors 11 all is placed on the last plane of buckstay 10, and the amount of deflection of measuring lathe bed 8 at any time changes.
One end of lathe bed 8 is equipped with micro-control electric system 16, and the micro-control electric system is made up of industrial computer, touch-screen and PLC Programmable Logic Controller, can carry out man-machine interaction, technology Calculation and process control.
Shown in Fig. 3-4, last support roller device 5 is made up of electric pushrod device 5.1, pull bar 5.2, trim ring 5.3, spring 5.4, wedge 5.5, guide plate 5.6, riding wheel apparatus 5.7, support roller bearing 5.8 and bit shift compensation sensor 5.9; Electric pushrod device 5.1, guide plate 5.6 and bit shift compensation sensor 5.9 are installed on the upper beam 2; Support roller bearing 5.8 lifts on upper beam 2 with trim ring 5.3, spring 5.4 through the pull bar 5.2 that passes the 2 lower end steel plates of putting the beams in place; Riding wheel apparatus 5.7 is installed in the hole of support roller bearing 5.8, and riding wheel apparatus 5.7 contacts with last roller arrangement 3; The inclined-plane of support roller bearing 5.8 cooperates with wedge 5.5 inclined-planes, and the lower plane of upper beam 2 partly is close on the plane of wedge 5.5, and wedge 5.5 has cylindrical void or ∪ type opening, to avoid pull bar 5.2; Electric pushrod device 5.1 is connected with wedge 5.5, and push-and-pull is moved wedge 5.5 to adjust the high and low position of support roller device 5; The movable end of bit shift compensation sensor 5.9 is connected with wedge 5.5, and observing and controlling wedge 5.5 displacements also pass the signal to micro-control electric system 16;
As shown in Figure 5; Displacement measurement sensor 11 positions line 18 all had alternate position spike when 6 cover displacement measurement sensors, 11 positions line 17 were with stressed 6Q when not stressed; When lathe bed 8 stressed 6Q, lathe bed 8 distortion, and buckstay 10 1 ends are free end; Can not be out of shape because of the distortion of lathe bed 8, thus 6 the cover displacement measurement sensors 11 can measure lathe bed 8 following support roller device 6 installation sites change in displacement Δ δ 1～6.
The micro-control electric system comprises industrial computer, touch-screen and PLC Programmable Logic Controller; When the lathe bed stress deformation; The displacement measurement sensor data change and are sent to the micro-control electric system, and the relevant N group of micro-control electric system collection data Δ δ 1～n is through calculating; Draw N electric pushrod desired data, S1～n=Z*F* (Δ δ 1～n* gradient ratio) is the required stroke of N cover electric pushrod.
F is a definite value for the coefficient of the deflection deformation of consideration upper beam and lathe bed for a plate-rolling machine for ship, tends to during design upper beam the moment of inertia I1 and lathe bed the moment of inertia I2 are designed to basically identical, and F=(I1+I2)/I2 is 1.8～2.2 mostly; Gradient is than the gradient ratio that is wedge, generally adopt 30: 1 comparatively suitable, Z is that correction factor is generally 0.95～1.05.
The course of work: ship plate to be processed is placed on down on the lower roll of roller arrangement 4, the adjustment ship plate on one side with the lower roll axial direction on the position that is fit to, oil cylinder 14 drives to put the beams in place and 2 drives and go up roller arrangement 3, go up support roller device 5 and depress; Two lower rolls under main drive 7 drives through shaft coupling in the roller arrangement 4 rotate; Roll plate workpiece peculiar to vessel, in the process of rolling, last roller arrangement 3, top roll, the lower roll in the roller arrangement 4 is stressed down; And power passed to the riding wheel apparatus 5.7 in support roller device 5 and the following support roller device 6; Be delivered to upper beam 2 and lathe bed 8 more respectively, upper beam 2 produces strains with lathe bed 8, and (do not having under the situation about compensating, the workpiece that rolls out is a cydariform; Middle radius is big, and the both sides radius is little); The 6 cover displacement measurement sensors 11 that are installed in lathe bed 8 sides detect the 6 deflection Δ δ of place 1～6 of lathe bed 8 positions of support roller device 6 under installing; And pass to micro-control electric system 16 through lead; Micro-control electric system 16 calculates and sends respectively 6 groups of compensating instructions respectively to 6 cover electric pushrod devices 5.1 according to six groups of Δ δ 1～6 data of gathering, and promotes 6 groups of assigned addresses of wedge 5.5 motion arrival and stops (by 5.9 observing and controlling of 6 cover bit shift compensation sensors).Steel plate continues to roll, and the product that rolls out is the radius uniformity everywhere.
Claims (4)
1. the autocompensation installation of a plate-rolling machine for ship amount of deflection is characterized in that: forms by displacement measurement part, bit shift compensation part and micro-control electric system, wherein:
Displacement measurement partly comprises the bearing (12) that is installed in lathe bed (8) one sides, and bearing (12) is gone up a buckstay (10) is installed; On the below lathe bed (8) of following support roller device (6), displacement measurement sensor (11) is installed, the movable end of displacement measurement sensor (11) is seated in the last plane of buckstay (10); Displacement measurement sensor (11) is measured down lathe bed (8) the deflection deformation amount that support roller device (6) locates and is passed the signal to micro-control electric system (16);
Bit shift compensation partly comprises the last support roller device (5) that is installed on the upper beam (2), and last support roller device (5) is made up of electric pushrod device (5.1), pull bar (5.2), trim ring (5.3), spring (5.4), wedge (5.5), guide plate (5.6), riding wheel apparatus (5.7), support roller bearing (5.8) and bit shift compensation sensor (5.9); Electric pushrod device (5.1), guide plate (5.6) and bit shift compensation sensor (5.9) are installed on the upper beam (2); Support roller bearing (5.8) lifts on put the beams in place (2) through pull bar (5.2) and trim ring (5.3), the spring (5.4) that passes upper beam (2) lower end steel plate; Riding wheel apparatus (5.7) is installed in the hole of support roller bearing (5.8), and riding wheel apparatus (5.7) contacts with last roller arrangement (3); The inclined-plane of support roller bearing (5.8) cooperates with wedge (5.5) inclined-plane, and the lower plane of upper beam (2) partly is close on the plane of wedge (5.5), and wedge (5.5) has cylindrical void or U type opening, to avoid pull bar (5.2); Electric pushrod device (5.1) is connected with wedge (5.5), and push-and-pull is moved wedge (5.5) to adjust the high and low position of support roller device (5); The movable end of bit shift compensation sensor (5.9) is connected with wedge (5.5), and observing and controlling wedge (5.5) displacement also passes the signal to micro-control electric system (16);
Micro-control electric system (16) comprises industrial computer, touch-screen and PLC Programmable Logic Controller; The deflection deformation amount signal of locating lathe bed (8) through each following support roller device (6) of displacement measurement sensor (11) collection calculates through the micro-control electric system; Draw the required stroke of electric pushrod device (5.1) on the support roller device (5) on corresponding each; Bit shift compensation sensor (5.9) data are set; Control electric pushrod device (5.1) displacement will be gone up support roller device (5) and adjusted to proper height, to compensate down the deflection deformation of the lathe bed (8) that support roller device (6) locates.
2. the autocompensation installation of plate-rolling machine for ship amount of deflection according to claim 1 is characterized in that: buckstay (10) one ends of displacement measurement part are fixedly connected with a bearing (12), and the other end is seated on another bearing (12).
3. the autocompensation installation of plate-rolling machine for ship amount of deflection according to claim 1; It is characterized in that: have groove on the bearing (12) of displacement measurement part; Buckstay (10) two ends embed in bearing (12) groove, and wherein an end is fixedly connected with bearing (12) through bolt (13).
4. the autocompensation installation of plate-rolling machine for ship amount of deflection according to claim 1; It is characterized in that: displacement measurement sensor (11) is connected micro-control electric system (16) with bit shift compensation sensor (5.9) through lead and transmits displacement signal, or transmits displacement signal through wireless transmission method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110278360 CN102319777B (en) | 2011-09-20 | 2011-09-20 | Automatic flexibility compensating device of plate bending roll for ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110278360 CN102319777B (en) | 2011-09-20 | 2011-09-20 | Automatic flexibility compensating device of plate bending roll for ship |
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| CN102319777A true CN102319777A (en) | 2012-01-18 |
| CN102319777B CN102319777B (en) | 2013-04-24 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632116A (en) * | 2012-05-09 | 2012-08-15 | 泰安华鲁锻压机床有限公司 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
| CN103370150A (en) * | 2011-02-09 | 2013-10-23 | 株式会社天田 | Bending machine |
| CN105537334A (en) * | 2016-01-25 | 2016-05-04 | 上海理工大学 | Large-scale marine three-roller bending machine |
| CN105710171A (en) * | 2014-12-04 | 2016-06-29 | 天津市津南区天祥金属结构制造有限公司 | Guide device of curling forming device for thick steel plate |
| CN106424234A (en) * | 2016-09-07 | 2017-02-22 | 江苏力威剪折机床有限公司 | Veneer reeling machine with bending function |
| CN106424238A (en) * | 2016-09-07 | 2017-02-22 | 江苏力威剪折机床有限公司 | Veneer reeling and bending integrated machine |
| CN106890871A (en) * | 2017-04-28 | 2017-06-27 | 上海葛世工业自动化有限公司 | Stand stretch compensation device and bender |
| CN106955912A (en) * | 2017-04-28 | 2017-07-18 | 上海葛世工业自动化有限公司 | Automatic degree of disturbing compensation device and bender |
| CN108568464A (en) * | 2018-04-26 | 2018-09-25 | 南通超力卷板机制造有限公司 | Automatically control the veneer reeling machine of edge rolling camber |
| CN110774072A (en) * | 2019-10-16 | 2020-02-11 | 衡水华锘光电科技有限公司 | Grind anchor clamps and straight tube inner wall arc grinds machine |
| CN111957763A (en) * | 2019-05-20 | 2020-11-20 | 张挺锋 | Work roll and support beam deformation measuring device |
| CN113275420A (en) * | 2021-07-23 | 2021-08-20 | 南通铭泰机床有限公司 | Plate rolling machine with automatic compensation function for ship |
| WO2022073312A1 (en) * | 2020-10-10 | 2022-04-14 | 南京邮电大学 | Fully-automatic accuracy compensation mechanism for two-way flanging machine |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103370150A (en) * | 2011-02-09 | 2013-10-23 | 株式会社天田 | Bending machine |
| CN103370150B (en) * | 2011-02-09 | 2016-04-20 | 株式会社天田 | Bending machine |
| CN102632116A (en) * | 2012-05-09 | 2012-08-15 | 泰安华鲁锻压机床有限公司 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
| CN102632116B (en) * | 2012-05-09 | 2015-04-15 | 泰安华鲁锻压机床有限公司 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
| CN105710171A (en) * | 2014-12-04 | 2016-06-29 | 天津市津南区天祥金属结构制造有限公司 | Guide device of curling forming device for thick steel plate |
| CN105537334A (en) * | 2016-01-25 | 2016-05-04 | 上海理工大学 | Large-scale marine three-roller bending machine |
| CN106424234A (en) * | 2016-09-07 | 2017-02-22 | 江苏力威剪折机床有限公司 | Veneer reeling machine with bending function |
| CN106424238A (en) * | 2016-09-07 | 2017-02-22 | 江苏力威剪折机床有限公司 | Veneer reeling and bending integrated machine |
| CN106890871A (en) * | 2017-04-28 | 2017-06-27 | 上海葛世工业自动化有限公司 | Stand stretch compensation device and bender |
| CN106955912A (en) * | 2017-04-28 | 2017-07-18 | 上海葛世工业自动化有限公司 | Automatic degree of disturbing compensation device and bender |
| CN106890871B (en) * | 2017-04-28 | 2019-01-11 | 山东嘉意机械有限公司 | Stand stretch compensation device and bending machine |
| CN108568464A (en) * | 2018-04-26 | 2018-09-25 | 南通超力卷板机制造有限公司 | Automatically control the veneer reeling machine of edge rolling camber |
| CN111957763A (en) * | 2019-05-20 | 2020-11-20 | 张挺锋 | Work roll and support beam deformation measuring device |
| CN110774072A (en) * | 2019-10-16 | 2020-02-11 | 衡水华锘光电科技有限公司 | Grind anchor clamps and straight tube inner wall arc grinds machine |
| WO2022073312A1 (en) * | 2020-10-10 | 2022-04-14 | 南京邮电大学 | Fully-automatic accuracy compensation mechanism for two-way flanging machine |
| CN113275420A (en) * | 2021-07-23 | 2021-08-20 | 南通铭泰机床有限公司 | Plate rolling machine with automatic compensation function for ship |
| CN113275420B (en) * | 2021-07-23 | 2021-09-14 | 南通铭泰机床有限公司 | Plate rolling machine with automatic compensation function for ship |
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