CN103182408A - Two-roller plate rolling machine for rolling ellipse workpieces in numerically controlled way - Google Patents
Two-roller plate rolling machine for rolling ellipse workpieces in numerically controlled way Download PDFInfo
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- CN103182408A CN103182408A CN2011104513737A CN201110451373A CN103182408A CN 103182408 A CN103182408 A CN 103182408A CN 2011104513737 A CN2011104513737 A CN 2011104513737A CN 201110451373 A CN201110451373 A CN 201110451373A CN 103182408 A CN103182408 A CN 103182408A
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Abstract
The invention discloses a two-roller plate rolling machine for rolling ellipse workpieces in a numeric controlled way, which relates to the field of the mechanical manufacturing technology of plate rolling machines and is characterized in that two hydraulic cylinders (3) of the plate rolling machine are both connected with a hydraulic control device (9), sensors (8) are respectively arranged on the side faces of the two hydraulic cylinders (3), sensor contacting devices (7) on the sensors (8) are respectively and fixedly connected to bearing pedestals (4) at two ends of a lower roller, the signal output ends of the two sensors (8) are respectively connected with signal input ends of a PLC (programmable logic controller) (2), and the signal output end of the PLC (2) and the hydraulic signal output end of the hydraulic control device (9) are both connected with a numeric controlled device (1). According to the two-roller plate rolling machine, numeric control technology and PLC technology are adopted for performing automatic control, the press-in amount of the lower roller is calculated through various performance parameters of plates, the operating linear speed of the lower roller and various specification requirements and parameters of ellipse workpieces required to be rolled, so that the rolled ellipse workpieces are integrally molded in a numeric controlled way, numeric control degree is high, labor cost is low, operation is easy to control, and practicability is high.
Description
Technical field:
The present invention relates to the veneer reeling machine machinery manufacturing technology field, be specifically related to two roller rolling machines that a kind of numerical control rolls oval workpiece.
Background technology:
Two roller numerical control veneer reeling machines are made up of two rollers, and what be different from three rolls plate bending machine is: three rollers of three rolls plate bending machine all are rigid rollers, are made of metal, and it is rigid roller that two roller rolling machines have only top roll, and lower roll then is flexible roller, is made by polyurethane rubber.Owing to taked flexible roller, two roller rolling machines can not produce damage to the surface of sheet material.In work, top roll contacts the back and is driven roll or driven voller with lower roll, and lower roll is realized main transmission by motor or hydraulic motor, under the effect of hydraulic system, realizes rising or descending motion.When sheet material places between the up-down rollers, when top roll is pressed in the lower roll rising, thereby being subjected to the acting in conjunction generation curvature distortion back of up-down rollers, sheet material reaches the round purpose of volume.
But traditional two roller rolling machines are when roll bending, and the workpiece of each different-diameter specification all needs the top roll mould of a correspondence, and this not only increases production cost, and is difficult to enhance productivity.In addition, two present roller rolling machines are merely able to roll the workpiece of cylinder form, then still need by mould if need roll the workpiece of other shapes, and practicality and operability are not strong.
Summary of the invention:
The purpose of this invention is to provide two roller rolling machines that a kind of numerical control rolls oval workpiece, it adopts numerical control and PLC technology to control automatically, by the parameters of sheet material, the operation line speed of lower roll and every amount of being pressed into that requires parameter to calculate lower roll of the required oval workpiece that rolls, thereby realize the total one-time formed oval workpiece that rolls of controlling, numerical control degree height, reduce cost of labor, easy operating control, practical.
In order to solve the existing problem of background technology, the present invention is by the following technical solutions: it comprises numerical control device 1, PLC controller 2, hydraulic jack 3, lower roll end bearing seat 4, fixedly top roll 5, lower rubber roller 6, sensor contact device 7, sensor 8 and HYDRAULIC CONTROL SYSTEM device 9, fixedly top roll 5 is fixed on the frame, lower rubber roller 6 is arranged on two lower roll end bearing seats 4 of fixing top roll 5 belows, and lower roll end bearing seat 4 is separately fixed on two hydraulic jacks 3 of its below, two hydraulic jacks 3 all are connected with HYDRAULIC CONTROL SYSTEM device 9, and the side of two hydraulic jacks 3 is respectively arranged with sensor 8, sensor contact device 7 on the sensor 8 is fixedly connected on respectively on two lower roll end bearing seats 4, and the signal output part of two sensors 8 all is connected with the signal input part of PLC controller 2, and the hydraulic pressure signal output of the signal output part of PLC controller 2 and HYDRAULIC CONTROL SYSTEM device 9 all is connected with numerical control device 1.
Described sensor 8 adopts rope sensor or turn-sensitive device, and sensor contact device 7 is the stay cord of rope sensor.
Described fixedly top roll 5, lower rubber roller 6 manufacture and design in the process at whole set equipment, and its position can be replaced, and namely fixedly top roll 5 is in lower rubber roller 6 lower positions, and other principle is constant.
The course of work of the present invention is:
1, when (switching to from up-down rollers between the limiting condition after lower roll rises) in certain interval range mutually, lower rubber roller 6 rises/when descending, roll the also change thereupon of curvature deformation that sheet material produces.
2, in the process of rolling, determine that as required the different amounts of being pressed into makes sheet material produce deformation, thereby reach the required radius of curvature that rolls sheet material.
3, sensor 8 can be measured the amount of being pressed into after lower rubber roller 6 rises in real time, thereby derives the radius of curvature that rolls sheet material; Otherwise, as long as know the radius of curvature (ellipticity form) that rolls sheet material, also can be by operation line speed and the required parameters such as different curvature radius that roll oval workpiece at the thickness of slab of numerical control device 1 input workpiece, plate length, sheet material yield strength, lower rubber roller 6, go out the amount of being pressed into of lower rubber roller 6 by sequential operation, can realize total control, and one-time formedly roll out oval workpiece.
The present invention adopts numerical control and PLC technology to control automatically, by the parameters of sheet material, the operation line speed of lower roll and every amount of being pressed into that requires parameter to calculate lower roll of the required oval workpiece that rolls, thereby realize the total one-time formed oval workpiece that rolls of controlling, numerical control degree height, reduce cost of labor, easy operating control, practical.
Description of drawings:
Fig. 1 is structural representation of the present invention.
The specific embodiment:
With reference to Fig. 1, this specific embodiment is by the following technical solutions: it comprises numerical control device 1, PLC controller 2, hydraulic jack 3, lower roll end bearing seat 4, fixedly top roll 5, lower rubber roller 6, sensor contact device 7, sensor 8 and HYDRAULIC CONTROL SYSTEM device 9, fixedly top roll 5 is fixed on the frame, lower rubber roller 6 is arranged on two lower roll end bearing seats 4 of fixing top roll 5 belows, and lower roll end bearing seat 4 is separately fixed on two hydraulic jacks 3 of its below, two hydraulic jacks 3 all are connected with hydraulic control device 9, and the side of two hydraulic jacks 3 is respectively arranged with sensor 8, sensor contact device 7 on the sensor 8 is fixedly connected on respectively on two lower roll end bearing seats 4, and the signal output part of two sensors 8 all is connected with the signal input part of PLC controller 2, and the hydraulic pressure signal output of the signal output part of PLC controller 2 and HYDRAULIC CONTROL SYSTEM device 9 all is connected with numerical control device 1.
Described sensor 8 adopts rope sensor or turn-sensitive device, and sensor contact device 7 is the stay cord of rope sensor.
Described fixedly top roll 5, lower rubber roller 6 manufacture and design in the process at whole set equipment, and its position can be replaced, and namely fixedly top roll 5 is in lower rubber roller 6 lower positions, and other principle is constant.
This specific embodiment calculates the radius of curvature that workpiece rolls several points in the process by the required relevant parameter that rolls oval specification requirement of numerical control device input; Calculate the value that is pressed between required two rollers of several points then; And the value that is pressed into of each point regulated the values that are pressed between two rollers automatically by PLC controller 2 and hydraulic jack 3; Automatically regulate by the radius on a plurality of points on the workpiece, thereby the ellipse of realizing workpiece rolls.
The course of work of this specific embodiment is:
1, when (switching to from up-down rollers between the limiting condition after lower roll rises) in certain interval range mutually, lower rubber roller 6 rises/when descending, roll the also change thereupon of curvature deformation that sheet material produces.
2, in the process of rolling, determine that as required the different amounts of being pressed into makes sheet material produce deformation, thereby reach the required radius of curvature that rolls sheet material.
3, sensor 8 can be measured the amount of being pressed into after lower rubber roller 6 rises in real time, thereby derives the radius of curvature that rolls sheet material; Otherwise, as long as know the radius of curvature (ellipticity form) that rolls sheet material, also can be by operation line speed and the required parameters such as different curvature radius that roll oval workpiece at the thickness of slab of numerical control device 1 input workpiece, plate length, sheet material yield strength, lower rubber roller 6, go out the amount of being pressed into of lower rubber roller 6 by sequential operation, can realize total control, and one-time formedly roll out oval workpiece.
This specific embodiment adopts numerical control and PLC technology to control automatically, by the parameters of sheet material, the operation line speed of lower roll and every amount of being pressed into that requires parameter to calculate lower roll of the required oval workpiece that rolls, thereby realize the total one-time formed oval workpiece that rolls of controlling, numerical control degree height, reduce cost of labor, easy operating control, practical.
Claims (5)
1. a numerical control rolls two roller rolling machines of oval workpiece, it is characterized in that it comprises numerical control device (1), PLC controller (2), hydraulic jack (3), lower roll end bearing seat (4), fixing top roll (5), lower rubber roller (6), sensor contact device (7), sensor (8) and HYDRAULIC CONTROL SYSTEM device (9), fixedly top roll (5) is fixed on the frame, lower rubber roller (6) is arranged on two lower roll end bearing seats (4) of fixing top roll (5) below, and lower roll end bearing seat (4) is separately fixed on two hydraulic jacks (3) of its below, two hydraulic jacks (3) all are connected with hydraulic control device (9), and the side of two hydraulic oil (3) is respectively arranged with sensor (8), sensor contact device (7) on the sensor (8) is fixedly connected on respectively on two lower roll end bearing seats (4), and the signal output part of two sensors (8) all is connected with the signal input part of PLC controller (2), and the hydraulic pressure signal output of the signal output part of PLC controller (2) and HYDRAULIC CONTROL SYSTEM device (9) all is connected with numerical control device (1).
2. a kind of numerical control according to claim 1 rolls two roller rolling machines of oval workpiece, it is characterized in that it by the required specification requirement relevant parameter that rolls ellipse of numerical control device input, calculates the radius of curvature that workpiece rolls several points in the process; Calculate the value that is pressed between required two rollers of several points then; And the value that is pressed into of each point regulated the value that is pressed between two rollers automatically by PLC controller (2) and hydraulic jack (3); Automatically regulate by the radius on several aspects on the workpiece, thereby the oblong shape of realizing workpiece rolls.
3. a kind of numerical control according to claim 1 rolls two roller rolling machines of oval workpiece, it is characterized in that its course of work is:
(1), rises between the limiting condition when lower rubber roller (6) is switching to lower rubber roller (6) rising mutually from up-down rollers after/when descending, roll the also change thereupon of curvature deformation that sheet material produces;
(2), in the process of rolling, determine that as required the different amounts of being pressed into makes sheet material produce deformation, thereby reach the required radius of curvature that rolls;
(3), sensor (8) can be measured the amount of being pressed into after lower rubber roller (6) rises in real time, thereby derive the radius of curvature that rolls sheet material; Otherwise, as long as know the radius of curvature that rolls sheet material, also can be by operation line speed and the required different curvature radius that rolls oval workpiece at the thickness of slab of numerical control device (1) input workpiece, plate length, sheet material yield strength, lower rubber roller (6), go out the amount of being pressed into of lower rubber roller (6) by sequential operation, can realize total control, and one-time formedly roll out oval workpiece.
4. a kind of numerical control according to claim 1 rolls two roller rolling machines of oval workpiece, it is characterized in that described sensor (8) adopts rope sensor, and sensor contact device (7) is the stay cord of rope sensor.
5. a kind of numerical control according to claim 1 rolls two roller rolling machines of oval workpiece, it is characterized in that described sensor (8) is replaceable for turn-sensitive device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011104513737A CN103182408A (en) | 2011-12-30 | 2011-12-30 | Two-roller plate rolling machine for rolling ellipse workpieces in numerically controlled way |
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| CN2011104513737A CN103182408A (en) | 2011-12-30 | 2011-12-30 | Two-roller plate rolling machine for rolling ellipse workpieces in numerically controlled way |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105013892A (en) * | 2015-07-29 | 2015-11-04 | 成都市松川金属材料有限公司 | Full-automatic rounding machine |
| CN105013891A (en) * | 2015-07-29 | 2015-11-04 | 成都市松川金属材料有限公司 | Automatic discharging type rolling machine |
| CN105149384A (en) * | 2015-05-27 | 2015-12-16 | 南通超力卷板机制造有限公司 | Two-roll differential curvature-varying numerical control plate rolling machine and using method thereof |
| CN105363846A (en) * | 2014-08-19 | 2016-03-02 | 南通超力卷板机制造有限公司 | Two-roller plate rolling machine with reversely-arranged flexible roller |
| CN105921562A (en) * | 2016-05-27 | 2016-09-07 | 新昌县羽林街道全顺轴承厂 | Heat release infrared induction safety plate rolling machine |
| CN106180324A (en) * | 2016-07-11 | 2016-12-07 | 天津大学 | A kind of plate continuous bend processing method utilizing asymmetric compression and differential traction |
| CN107081355A (en) * | 2017-04-19 | 2017-08-22 | 太原理工大学 | Minor diameter cracks the flexible bending roll former of thin walled cylinder body numerical-control double-shaft and forming method |
| CN107696317A (en) * | 2016-08-09 | 2018-02-16 | 大连华东液压件有限公司 | Mill hydraulic safe piece system |
| CN107812807A (en) * | 2017-12-04 | 2018-03-20 | 南京航空航天大学 | A kind of flexible veneer reeling machine with side roller |
| CN109290404A (en) * | 2018-09-04 | 2019-02-01 | 陕西科技大学 | A kind of roll-forming method of ellipse shell ring |
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| CN202638988U (en) * | 2011-12-30 | 2013-01-02 | 南通超力卷板机制造有限公司 | Two-roll plate bending machine for numerical control rolled elliptical workpiece |
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| US4777816A (en) * | 1986-09-03 | 1988-10-18 | Inoue Sangyo Co. Ltd. | Roll bending machine |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363846A (en) * | 2014-08-19 | 2016-03-02 | 南通超力卷板机制造有限公司 | Two-roller plate rolling machine with reversely-arranged flexible roller |
| CN105149384B (en) * | 2015-05-27 | 2018-11-16 | 南通超力卷板机制造有限公司 | Two roller differential variable curvature numerical control plate bending rolls and its application method |
| CN105149384A (en) * | 2015-05-27 | 2015-12-16 | 南通超力卷板机制造有限公司 | Two-roll differential curvature-varying numerical control plate rolling machine and using method thereof |
| WO2016188305A1 (en) * | 2015-05-27 | 2016-12-01 | 南通超力卷板机制造有限公司 | Two-roll differential curvature-varying numerical control rolling machine and using method therefor |
| CN105013891A (en) * | 2015-07-29 | 2015-11-04 | 成都市松川金属材料有限公司 | Automatic discharging type rolling machine |
| CN105013892A (en) * | 2015-07-29 | 2015-11-04 | 成都市松川金属材料有限公司 | Full-automatic rounding machine |
| CN105921562A (en) * | 2016-05-27 | 2016-09-07 | 新昌县羽林街道全顺轴承厂 | Heat release infrared induction safety plate rolling machine |
| CN106180324A (en) * | 2016-07-11 | 2016-12-07 | 天津大学 | A kind of plate continuous bend processing method utilizing asymmetric compression and differential traction |
| CN107696317A (en) * | 2016-08-09 | 2018-02-16 | 大连华东液压件有限公司 | Mill hydraulic safe piece system |
| CN107081355A (en) * | 2017-04-19 | 2017-08-22 | 太原理工大学 | Minor diameter cracks the flexible bending roll former of thin walled cylinder body numerical-control double-shaft and forming method |
| CN107081355B (en) * | 2017-04-19 | 2019-08-27 | 太原理工大学 | Minor diameter cracks thin walled cylinder body numerical-control double-shaft flexibility bending roll former and forming method |
| CN107812807A (en) * | 2017-12-04 | 2018-03-20 | 南京航空航天大学 | A kind of flexible veneer reeling machine with side roller |
| CN109290404A (en) * | 2018-09-04 | 2019-02-01 | 陕西科技大学 | A kind of roll-forming method of ellipse shell ring |
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Application publication date: 20130703 |