CN203170765U - Roller-type straightener - Google Patents

Roller-type straightener Download PDF

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Publication number
CN203170765U
CN203170765U CN 201320101767 CN201320101767U CN203170765U CN 203170765 U CN203170765 U CN 203170765U CN 201320101767 CN201320101767 CN 201320101767 CN 201320101767 U CN201320101767 U CN 201320101767U CN 203170765 U CN203170765 U CN 203170765U
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CN
China
Prior art keywords
hydraulic cylinder
hydraulic cylinders
roller
reduction system
downward pressing
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN 201320101767
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Chinese (zh)
Inventor
王勇
蒋周强
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CISDI Engineering Co Ltd
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CISDI Engineering Co Ltd
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Priority to CN 201320101767 priority Critical patent/CN203170765U/en
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Publication of CN203170765U publication Critical patent/CN203170765U/en
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Abstract

The utility model discloses a roller-type straightener. The roller-type straightener comprises a frame, straightening hydraulic cylinders, a balancing cylinder, a downward-pressing beam and an upper roller box. Two sets of straightening hydraulic cylinders are parallelly arranged on the top surface of the downward pressing beam and are perpendicular to the straightening direction, each set of straightening hydraulic cylinders comprises at least three downward-pressing hydraulic cylinders, the bottoms of the downward pressing hydraulic cylinders are connected with the frame, the piston rods of the downward pressing hydraulic cylinders are connected with the downward pressing beam, the bottom of the balancing cylinder is movably connected with the frame, the piston rod of the balancing cylinder is movably connected with the downward pressing beam, and the downward pressing beam is provided with a tensioning hydraulic cylinder connected with the upper roller box. The function of bending a roller in a forward direction or a reverse direction is achieved through the affect of the downward pressing hydraulic cylinders on the downward pressing beam and the method of controlling different travels of the downward pressing hydraulic cylinders. The roller-type straightener replaces a traditional mode, is simple in structure and easy to control, improves working efficiency, prolongs equipment service life, and reduces production cost.

Description

A kind of roll leveller
Technical field
The utility model relates to a kind of no cutting metal field of machining, is specifically related to a kind of roll leveller.
Background technology
Roll leveller is a kind of straightener that is most widely used at present, also is the most perfect a kind of straightener of straightening technology development.Roll leveller can be used for rolling the smooth aligning of steel plate after back or the heat treatment or strip, and before the heat treatment steel plate is carried out pre-straightening, to obtain the steel plate of better glacing flatness.At present, roller mechanism for improving the lumber recovery of steel plate, is installed at straightener usually by the factory of the rolling hot steel plate of domestic production, thereby by the pre-bending of roller mechanism to the smoothing roll in the straightener, the roll shape of control smoothing roll is eliminated the various distortion of steel plate.
Existing roll-bending device has three kinds of patterns: split beam type roller structure, depress built-in roller structure under the beam, Wedge type roller structure:
1) split beam type roller structure, namely by the girder construction of splitting of a Driven by Hydraulic Cylinder, depressing beam is two parts from middle subdivision, realizes roller by single roller cylinder.Though this structure mature and reliable, the roller function singleness.
2) depress built-in roller structure under the beam, namely depress built-in several roller cylinders under the beam, though its roller function has multiple combination, can adapt to the leveling of wanting the various wave defectives of straightening steel plate, this complex structure.
3) Wedge type roller structure, but namely roller is Wedge type structure by the Driven by Hydraulic Cylinder up-down adjustment, arranges along vertical body of roll direction.Though this structure mature and reliable, the roller function is more single.
Summary of the invention
In view of this, the purpose of this utility model provides a kind of roll leveller, and it is simple in structure, has aligning and roller function.
The utility model discloses a kind of roll leveller, comprise frame, aligning hydraulic cylinder, compensating cylinder, depress beam and top roll box, the described top surface of the beam of depressing is arranged with 2 groups of aligning hydraulic cylinders in parallel perpendicular to the aligning direction, every group of aligning hydraulic cylinder comprises hydraulic cylinder for reduction system more than at least 3, described hydraulic cylinder for reduction system bottom is connected with frame, the hydraulic cylinder for reduction system piston rod with depress beam and be connected; Described compensating cylinder bottom flexibly connects with frame, the compensating cylinder piston rod with depress beam and flexibly connect; Described depress beam be provided with the tension hydraulic cylinder be connected with the top roll box.
Further, described hydraulic cylinder for reduction system is provided with for the displacement transducer of measuring hydraulic cylinder for reduction system piston rod stroke.
Further, described depressing on the beam is provided with along the groove of aligning direction between every group of hydraulic cylinder for reduction system.
Further, described groove is arc groove.
The beneficial effects of the utility model are: a kind of roll leveller of the utility model, by hydraulic cylinder for reduction system to depress beam effect, realize the smooth aligning to steel plate or strip; Adopt in addition that smoothing roll limit portion hydraulic cylinder for reduction system is depressed, middle hydraulic cylinder for reduction system is by being different from the control method of limit portion hydraulic cylinder for reduction system stroke, realizes positive roller function or negative roller function.The utility model adopts the hydraulic cylinder for reduction system combination control mode of depressing beam to replace traditional approach, has realized different roller functions, and simple in structure, and control is simple, has improved operating efficiency, has prolonged equipment life, has reduced production cost.
Description of drawings
For the purpose, technical scheme and the advantage that make utility model is clearer, below in conjunction with accompanying drawing the utility model is described in further detail, wherein:
Fig. 1 is front view of the present utility model;
Fig. 2 is left view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in the figure, a kind of roll leveller of the utility model, comprise frame 9, aligning hydraulic cylinder, compensating cylinder 1, depress beam 3 and top roll box 5, described beam 3 end faces of depressing are arranged with 2 groups of aligning hydraulic cylinders in parallel perpendicular to the aligning direction, every group of aligning hydraulic cylinder comprises hydraulic cylinder for reduction system 2 more than at least 3, described hydraulic cylinder for reduction system 2 bottoms are connected with frame 9, hydraulic cylinder for reduction system piston rod 7 with depress beam 3 and be connected; Described compensating cylinder 1 bottom and frame 9 flexibly connect, and compensating cylinder piston rod 8 flexibly connects with depressing beam 3, oppositely lifts by compensating cylinder 1 and depresses beam 3, eliminate to have the caused impact phenomenon of mechanical clearance between relevant part; Described depress beam 3 be provided with the tension hydraulic cylinder 4 be connected with top roll box 5.2 pairs of hydraulic cylinder for reduction system of control depress beam 3 effect, make smoothing roll realize smooth aligning to steel plate or strip; In addition, when depressing beam 3 and require to finish the roller function, be not all stroke by hydraulic cylinder for reduction system piston rod 7, adopt that limit portion hydraulic cylinder for reduction system 2 is depressed, middle hydraulic cylinder for reduction system 2 is by being different from the control method of limit portion hydraulic cylinder for reduction system piston rod 7 strokes, realizes positive roller function or negative roller function.
In the present embodiment, described hydraulic cylinder for reduction system 2 is provided with for the displacement transducer 6 of measuring hydraulic cylinder for reduction system piston rod 7 strokes, and it is more accurate to make hydraulic cylinder for reduction system 2 control the distortion of depressing beam 3, has improved roller efficient.
In the present embodiment, described depress on the beam 3 is provided with between every group of hydraulic cylinder for reduction system 2 along the groove 10 of aligning direction, satisfy depress beam 3 requirement of strength in, groove 10 is more conducive to 2 pairs of hydraulic cylinder for reduction system and depresses the extruding of beam 3 and produce distortion, realizes the roller function.
In the present embodiment, described groove 10 is arc groove, makes to depress beam 3 easier arrival deformation effect.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although by the utility model being described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and not depart from the spirit and scope of the present utility model that appended claims limits.

Claims (4)

1. roll leveller, it is characterized in that: comprise frame, aligning hydraulic cylinder, compensating cylinder, depress beam and top roll box, the described top surface of the beam of depressing is arranged with 2 groups of aligning hydraulic cylinders in parallel perpendicular to the aligning direction, every group of aligning hydraulic cylinder comprises hydraulic cylinder for reduction system more than at least 3, described hydraulic cylinder for reduction system bottom is connected with frame, the hydraulic cylinder for reduction system piston rod with depress beam and be connected; Described compensating cylinder bottom flexibly connects with frame, the compensating cylinder piston rod with depress beam and flexibly connect; Described depress beam be provided with the tension hydraulic cylinder be connected with the top roll box.
2. a kind of roll leveller according to claim 1 is characterized in that: described hydraulic cylinder for reduction system is provided with for the displacement transducer of measuring hydraulic cylinder for reduction system piston rod stroke.
3. a kind of roll leveller according to claim 1 is characterized in that: described depressing on the beam is provided with along the groove of aligning direction between every group of hydraulic cylinder for reduction system.
4. a kind of roll leveller according to claim 3, it is characterized in that: described groove is arc groove.
CN 201320101767 2013-03-06 2013-03-06 Roller-type straightener Active CN203170765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320101767 CN203170765U (en) 2013-03-06 2013-03-06 Roller-type straightener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320101767 CN203170765U (en) 2013-03-06 2013-03-06 Roller-type straightener

Publications (1)

Publication Number Publication Date
CN203170765U true CN203170765U (en) 2013-09-04

Family

ID=49067520

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320101767 Active CN203170765U (en) 2013-03-06 2013-03-06 Roller-type straightener

Country Status (1)

Country Link
CN (1) CN203170765U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084436A (en) * 2013-03-06 2013-05-08 中冶赛迪工程技术股份有限公司 Roller-type straightener and roll bending method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103084436A (en) * 2013-03-06 2013-05-08 中冶赛迪工程技术股份有限公司 Roller-type straightener and roll bending method
CN103084436B (en) * 2013-03-06 2016-01-20 中冶赛迪工程技术股份有限公司 A kind of roll leveller and roller method

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