CN102632116B - Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat - Google Patents
Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat Download PDFInfo
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- CN102632116B CN102632116B CN201210140006.XA CN201210140006A CN102632116B CN 102632116 B CN102632116 B CN 102632116B CN 201210140006 A CN201210140006 A CN 201210140006A CN 102632116 B CN102632116 B CN 102632116B
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- top roll
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- carrier roller
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Abstract
The invention relates to an anti-vibration carrier roller of an upper roller of a plate rolling machine for a large-scale boat. The anti-vibration carrier roller comprises an electric push rod, wherein the electric push rod is arranged on the bottom surface of an upper transverse beam and is connected with a regulating inclined iron, the lower inclined surface of the regulating inclined iron is pasted with the upper inclined surface of a carrier roller seat, the carrier roller seat is hung and fixed on the upper transverse beam by a spring assembly after a pull rod passes through a stripped hole arranged in the middle of the regulating inclined iron and a through hole of the upper transverse beam, the front and the back of the carrier roller seat are symmetrically provided with four carrier rollers to form the support of the upper roller, and the deflection deformation of the middle position of the slender upper roller is compensated. The anti-vibration carrier roller is characterized in that the front and the back of the carrier roller seat are symmetrically provided with two support frames, the support frames are fixed on the carrier roller seat through positioning keys and screws, and the lower ends of the support frames are positioned at the lower part of the upper roller with the dimension smaller than the diameter and are in contact with the upper roller surface to form a carrier holding shape. The anti-vibration carrier roller has the advantages that the downward displacement of the upper roller in the idle-load high-speed movement state is limited through the support frames arranged on the anti-vibration carrier roller, and the limitation of the carrier roller on the upward displacement of the upper roller is combined, so the smaller vibration and impact interference of the upper roller in the high-speed movement is realized; and the reliability, the safety and the operation performance are greatly improved.
Description
Technical field
The present invention relates to a kind of excellent suitability for press forming equipment, particularly a kind of vibrationproof carrying roller of the top roll for large-scale plate-rolling machine for ship.
Background technology
Large-sized numerical control plate-rolling machine for ship top roll is the execution unit rolling sheet material, and it is provided by master cylinder that the lifting of top roll drives.For raising the efficiency in veneer reeling machine work, reduce non-cutting time, the no-load running speed of top roll can reach more than 1500mm/min.And top roll is slender axles, the fulcrum span at two ends is greater than 16m, and middle part amount of deflection is large in the vertical direction, just there will be larger jitter phenomenon like this in the process of faster reciprocal motion.The easy machinery hydraulic system to veneer reeling machine of top roll vibration (shake) during quick operation and electrical system cause very large harm.At present, domestic and international most producer is all realized by counter-bonification by reducing the speed of service or increasing balance at top roll two ends, and effect is not very desirable.
Summary of the invention
The object of this invention is to provide a kind of vibrationproof carrying roller for argosy upper roller of press brake, vibrationproof carrying roller has compact conformation, vibration-isolating effect is obvious, operability is good for this, and is convenient to making and installation.
The object of the present invention is achieved like this: a kind of vibrationproof carrying roller for argosy upper roller of press brake, comprises the electric pushrod being installed on entablature bottom surface, electric pushrod is provided with displacement transducer; Electric pushrod connects adjustment wedge, and on adjustment wedge, fit in plane and entablature bottom surface, and adjustment wedge lower inclined plane and roller seat ramp are fitted; Roller seat is fixed on entablature by pull bar through being hung by spring assembly after the cylindrical void in the middle of adjustment wedge, entablature through hole; Before and after roller seat top and adjustment wedge, both sides are provided with hold-down support, and two hold-down supports composition adjustment wedge displacement rails also prevent roller seat from moving forward and backward; Hold-down support is fixedly connected with entablature; Be symmetrically installed with four carrying rollers before and after roller seat, form the support to top roll, compensate the deflection deformation of elongated top roll middle part;
It is characterized in that: before and after roller seat, be symmetrically arranged with two supports, support is fixed on roller seat by positioning key and screw, and pedestal lower end is positioned at the bottom that top roll is less than diameter, formed to embrace with top roll surface contact and hold in the palm shape.
Object of the present invention can also realize like this: in support, outside is arc-shaped.Pedestal lower end is provided with reinforcement, is provided with circular arc block inside reinforcement, circular arc block and top roll surface contact.Circular arc block is antifriction alloy, is preferably copper alloy.
Advantage of the present invention and good effect are: by the support on vibrationproof carrying roller to top roll restriction to bottom offset under speed no-load and high motion state, in conjunction with carrying roller to the restriction of top roll to top offset, achieve top roll friction and impulsive disturbance in high-speed cruising; Due to the vibrationproof of top roll carrying roller, make whole aircraft reliability, security improves greatly; And because top roll vibrationproof carrying roller project organization is compact, making and installation is convenient and simple, operability performance is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the front view of support of the present invention;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the argosy upper roller of press brake structural representation being provided with vibrationproof carrying roller of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described: description of symbols in figure: electric pushrod 1; Displacement transducer 2; Adjustment wedge 3; Roller seat 4; Spring assembly 5; Pull bar 6; Carrying roller 7; Support 8; Reinforcement 8.1; Circular arc block 9; Positioning key 10; Hold-down support 11; Entablature 12; Top roll 13; Bearing block 14.
See Fig. 1-2, for the vibrationproof carrying roller of argosy upper roller of press brake, comprise the electric pushrod 1 being installed on entablature 12 bottom surface, electric pushrod 1 is provided with displacement transducer 2; Electric pushrod 1 connects adjustment wedge 3, and on adjustment wedge 3, fit in plane and entablature 12 bottom surface, and adjustment wedge 3 lower inclined plane and roller seat 4 ramp are fitted; Roller seat 4 is fixed on entablature 12 by pull bar 6 through being hung by spring assembly 5 after the cylindrical void in the middle of adjustment wedge 3, entablature through hole; Before and after roller seat 4 top and adjustment wedge 3, both sides are provided with hold-down support 11, and two hold-down supports 11 form adjustment wedge 3 displacement rails and also prevent roller seat 4 from moving forward and backward; Hold-down support 11 is fixedly connected with entablature 12; Be symmetrically installed with four carrying rollers 7 before and after roller seat 4, form the support to top roll 13, compensate the deflection deformation of elongated top roll 13 middle part; Before and after roller seat 4, be symmetrically arranged with two supports 8, support 8 is fixed on roller seat 4 by positioning key 10 and screw, and support 8 lower end is positioned at the bottom that top roll 13 is less than diameter, is formed to embrace hold in the palm shape with top roll 13 surface contact.In support 8, outside is arc-shaped.Support 8 lower end is provided with reinforcement 8.1, is provided with circular arc block 9 inside reinforcement 8.1, circular arc block 9 and top roll 13 surface contact.Circular arc block 9 is antifriction alloy, is preferably as copper alloy.
See Fig. 5, vibrationproof carrying roller of the present invention is mainly used in support and the vibrationproof of the top roll of large-scale plate-rolling machine for ship.Entablature 12 bottom surface is datum level, installs the bearing block 14 of top roll.The bearing block 14 of top roll has two pieces, for fixing top roll 13.Vibrationproof carrying roller is arranged between entablature 12 and top roll 13, total many groups, by equidistant uniform support top roll, increases its rigidity, can prevent top roll from shaking under top roll speed no-load and high motion state simultaneously.See Fig. 3-4, the main feature of vibrationproof carrying roller of the present invention is, is symmetrically arranged with two supports 8 in roller seat two sides, in support 8, lateral surface is arc-shaped, utilize positioning key 10 to be connected with screw, positioning key 10 has two places, respectively limit levels direction, vertical direction displacement.There is reinforcement 8.1 at the lower arc tip place of the support 8 of arc, and the reinforcement place, bottom of the support 8 of arc is provided with circular arc block 9; The position of circular arc block 9 is in the bottom of top roll, and present position is less than diameter.For the gap between adjustment carrying roller 7 and top roll 13, the adjusting device of roller seat vertical direction is set, its structure is, spring assembly 5 is arranged on entablature 12, pull bar 6 is connected with roller seat 4 with adjustment wedge 3 through spring assembly 5, entablature 12, there is cylindrical void in the middle of adjustment wedge 3, meet and do not interfere when displacement; The upper plane of hold-down support 11 is connected with the bottom face bolt of entablature 12, and its side gear is in the side of roller seat 4, and two pieces correspondence uses the both sides being arranged on roller seat 4, avoids roller seat to move forward and backward; Displacement transducer 2 is arranged on electric pushrod, detects adjustment of displacement amount.
Work process: 1) carrying roller is to the adjustment of the deformation-compensated amount of deflection of upper roller: electric pushrod push-and-pull adjustment wedge, roller seat and carrying roller are moved, carrying roller and top roll laminating, compensate the rigidity of top roll, compensation rate has displacement transducer to detect, and spring assembly and pull bar promote roller seat, ensures the laminating all the time of adjustment wedge sliding surface, hold-down support ensures the centering of carrying roller and top roll, makes carrying roller uniform force.
2) support of arc is to the antihunt action of top roll: the Bracket setting of arc is in the both sides of roller seat, and interior lateral surface is arc-shaped, and size is minimum, compact conformation; Inner arc structural design can avoid top roll, does not interfere top roll to operate; Outer arc structural design does not affect and rolls the little plate product of radius; Under the support of arc, there is reinforcement arc tip two sides, can improve its rigidity and intensity; At the support of arc, top roll contact surface position is provided with the cambered surface curvature circular arc block identical with top roll cylindrical curvature.Circular arc block may be selected to be copper alloy or other abrasion-resistant metal alloy or nonmetallic wear-resistant material, and such circular arc block, when rubbing with top roll cylindrical contact slide, can avoid top roll to be ground wound.The support symmetry of two arcs is arranged on roller seat embraces top roll, increases the enveloping surface to top roll, the free degree (circular arc block present position is in the top roll bottom being less than diameter) that restriction top roll is downward.For large-scale plate-rolling machine for ship, top roll is slender axles, only has the bearing block at two ends to be fulcrum, fulcrum span is large, and middle poor rigidity, chooses multiple spot and install vibrationproof carrying roller of the present invention in the centre position of top roll, stressed support, optional span is the equidistant installation of 2000mm.On vibrationproof carrying roller, the support of arc moves up and down with carrying roller adjustment, and the sag of chain in the middle part of top roll can be controlled at about 30mm, make top roll dither process have certain buffering, the vibration of top roll has the fade performance of appropriateness.Therefore, vibrationproof carrying roller of the present invention both ensure that the vibrationproof of top roll maintained the function of deflection of upper roller compensation simultaneously.
Claims (3)
1., for an antihunting device for argosy upper roller of press brake, comprise carrying roller (7), roller seat (4) and hold-down support (11), hold-down support (11) is fixedly connected with entablature (12); Be symmetrically installed with four carrying rollers (7) before and after roller seat (4), form the support to top roll (13), compensate the deflection deformation of elongated top roll (13) middle part; Two supports (8) are symmetrically arranged with before and after roller seat (4), support (8) is fixed on roller seat (4) by positioning key (10) and screw, support (8) lower end is positioned at the bottom that top roll (13) is less than diameter, is formed to embrace hold in the palm shape with top roll (13) surface contact; In support (8), outside is arc-shaped; Support (8) lower end is provided with reinforcement (8.1), and reinforcement (8.1) inner side is provided with circular arc block (9), circular arc block (9) and top roll (13) surface contact; Entablature (12) bottom surface is datum level, installs the bearing block (14) of top roll; The bearing block (14) of top roll has two pieces, be arranged between entablature (12) and top roll (13) for fixing top roll (13) vibrationproof carrying roller, total many groups, by equidistant uniform support top roll, increase its rigidity, can prevent top roll from shaking under top roll speed no-load and high motion state simultaneously; It is characterized in that:
Described many groups by equidistant are uniformly: choose multiple spot in the centre position of top roll and install vibrationproof carrying roller, stressed support, selects span to be the equidistant installation of 2000mm; On vibrationproof carrying roller, the support of arc moves up and down with carrying roller adjustment, and the sag of chain in the middle part of top roll is controlled at about 30mm, makes top roll dither process have certain buffering, the vibration of top roll has the fade performance of appropriateness;
Entablature (12) bottom surface is provided with electric pushrod (1), electric pushrod (1) is provided with displacement transducer (2); Electric pushrod (1) connects adjustment wedge (3), and fit in the upper plane of adjustment wedge (3) and entablature (12) bottom surface, adjustment wedge (3) lower inclined plane and roller seat (4) ramp are fitted; Roller seat (4) is fixed on entablature (12) by pull bar (6) through being hung by spring assembly (5) after the cylindrical void in the middle of adjustment wedge (3), entablature through hole; Roller seat (4) top and both sides, adjustment wedge (3) front and back are provided with hold-down support (11), and two hold-down supports (11) composition adjustment wedge (3) displacement rails also prevent roller seat (4) from moving forward and backward.
2. the antihunting device for argosy upper roller of press brake according to claim 1, is characterized in that: circular arc block (9) is antifriction alloy.
3. the antihunting device for argosy upper roller of press brake according to claim 2, is characterized in that: the antifriction alloy of circular arc block (9) is copper alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140006.XA CN102632116B (en) | 2012-05-09 | 2012-05-09 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140006.XA CN102632116B (en) | 2012-05-09 | 2012-05-09 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
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| Publication Number | Publication Date |
|---|---|
| CN102632116A CN102632116A (en) | 2012-08-15 |
| CN102632116B true CN102632116B (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210140006.XA Active CN102632116B (en) | 2012-05-09 | 2012-05-09 | Anti-vibration carrier roller of upper roller of plate rolling machine for large-scale boat |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107262566B (en) * | 2017-05-22 | 2022-05-17 | 南通超力卷板机制造有限公司 | Numerical control reverse winding curved variable-diameter flexible roll bending forming machine |
| CN110576084B (en) * | 2019-09-25 | 2021-02-02 | 惠州市添美工艺品有限公司 | Bending machine deflection compensation amount control device based on pressure adjustment and adjusting method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1978085A (en) * | 2005-10-16 | 2007-06-13 | 王小建 | Plate-rolling machine for ship |
| CN201313122Y (en) * | 2008-12-19 | 2009-09-23 | 王小建 | Upper roll support device |
| CN201848457U (en) * | 2010-09-01 | 2011-06-01 | 艾希斯公司 | Long semicircular workpiece rolling machine |
| CN102319777A (en) * | 2011-09-20 | 2012-01-18 | 泰安华鲁锻压机床有限公司 | Automatic flexibility compensating device of plate bending roll for ship |
| CN202570894U (en) * | 2012-05-09 | 2012-12-05 | 泰安华鲁锻压机床有限公司 | Anti-vibration carrier roller for upper roll of veneer reeling machine for large ship |
-
2012
- 2012-05-09 CN CN201210140006.XA patent/CN102632116B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1978085A (en) * | 2005-10-16 | 2007-06-13 | 王小建 | Plate-rolling machine for ship |
| CN201313122Y (en) * | 2008-12-19 | 2009-09-23 | 王小建 | Upper roll support device |
| CN201848457U (en) * | 2010-09-01 | 2011-06-01 | 艾希斯公司 | Long semicircular workpiece rolling machine |
| CN102319777A (en) * | 2011-09-20 | 2012-01-18 | 泰安华鲁锻压机床有限公司 | Automatic flexibility compensating device of plate bending roll for ship |
| CN202570894U (en) * | 2012-05-09 | 2012-12-05 | 泰安华鲁锻压机床有限公司 | Anti-vibration carrier roller for upper roll of veneer reeling machine for large ship |
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| CN102632116A (en) | 2012-08-15 |
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