CN2875638Y - Plate shape regulating device in plate rolling process - Google Patents

Abstract

The utility model relates to a plate shape adjusting device during the rolling process. The adjusting device has a cam shaft arranged in the moving direction of rolling plate and in the front lower of the roller, a guide piece with one end fixed by the pivot and with the other end arranged over the cam shaft and a drive unit for controlling the cam shaft to rotate by prearranged rule. The device can guide the rolling parts to run by prearranged track without the phenomena that the rolling parts crash the roller. Consequently, the device can be used to prolong the service life, improves the output and quality of the plate material and has a low manufacture cost.

Description

Roll shape adjusting device in the plate process

Technical field:

This practicality newly relates to a kind of servicing unit that is used on the milling train, especially relates to a kind of milling train prevents rolled piece end bump roll in the rolled plate process shape adjusting device.

Background technology:

The milling train of rolled plate is made up of frame and rack-mounted many pair rollers in same plane basically, its operation of rolling is that metal is passed through between these pair rollers, to obtain the sheet material of preliminary dimension and thickness, and roll needs motor or similarly drive unit driving when motion, and the height of production cost depends primarily on the quantity of roll in the cost of manufacture of milling train and the rolled plate process.In order to save cost, in the existing milling train, must remain with certain spacing between the two adjacent groups pair roller, and the existence of spacing directly influences the quality and the output of product, particularly more outstanding for roughing mill.Undertaking the roughing operation of whole production line because of roughing mill, as entering the second road roll or enter the process of the 3rd road roll from the first road roll from the second road roll when rolled piece, because rolled piece is heavier, its end easily is bent downwardly under the gravity effect, cause the end of rolled piece to be lower than the plane at roll place, so the phenomenon of second group of roll of bump very easily takes place, and bump can cause the damage of preparation and rolled piece to rest on can't continue on the roller-way rolling, not only influence the ordinary production operation, also increased the cost of product simultaneously.

In order to address the above problem, to adopt roll-in to adjust method, speed adjusting method and the temperature difference in the prior art usually and regulate these three kinds of schemes of method.It promptly is to utilize the diameter that changes upper working rolls and lower working rolls to adjust the velocity of rotation of top and bottom rolls that method is adjusted in roll-in, solve the deformation of rolled wire problem with the pressure reduction that difference was produced that utilizes velocity of rotation, but, because roll is the parts of wearing and tearing, its diameter changes because of being worn constantly, so this kind method can not fundamentally address the above problem; So-called speed adjusting method is that work roll is up and down driven separately by motor respectively, to solve the deformation of rolled wire problem by different velocities of rotation, but,, also increased production cost of products simultaneously because the mode that adopts motor to drive separately causes equipment investment big; And temperature difference adjusting method is suitable in the operation of hot rolled plate, it is that the mode of utilizing upper surface and lower surface with rolled piece to be adjusted to different temperatures solves the deformation of rolled wire problem, but, owing to when regulating temperature, will be subjected to all multifactor influences such as heating furnace and high-pressure water descaling, be difficult to operation in actual applications.

" the cut deal plate shape warpage On-line Control device " of No. 1206051 bulletins of Chinese patent provided a kind of a kind of technical scheme that solves plate shape warpage issues.This device adopts the crossbeam that is driven by power set and is arranged on slide rail on the frame, and the pointer that is installed in the crossbeam end face, and its meaning is that the position of bottom roll is adjusted in the come round prompting that utilizes pointer.As can be seen, what this device provided is in the rolled plate process, the rolled piece warpage issues that produces because the skew of the position of bottom roll, but do not solve the problems referred to above of being brought because of self bending of rolled piece.

Summary of the invention:

Task of the present utility model provides a kind of utilization and solves in the mode of adjusting the rolled piece running orbit between the two adjacent groups pair roller and rolling the shape adjusting device that causes problems such as milling train damage in the plate process because of deformation of rolled wire.

The utility model proposed rolls in the plate process shape adjusting device and has the camshaft and the end that are arranged on the roll front lower place of rolling the plate direction of travel and limit by pivot, the other end is placed on the guide of described camshaft top, and is used to control the driver element that described camshaft rotates by predetermined rule.

Described guide has two swash plate spares that tilt and to extend upward and to keep at a certain distance away from pivot pin end, and the end regions of each root swash plate spare or the zone that is placed on described camshaft top are transverse slat spares.

The two ends of described camshaft are equipped with the support member that is made of bearing block and bearing, and the end that camshaft extends support member is provided with rocking arm, and the zone is provided with the groove that is slightly larger than two transverse slat spare transverse widths or is being provided with the groove that allows transverse slat spare to put into each corresponding position of root transverse slat spare in the middle.

Described driver element comprises piston that end and rocking arm flexibly connect and air driven pump or hydraulic pump or the engine that is used to drive described piston action.

The utility model proposed roll shape adjusting device in the plate process adopt be installed between the adjacent twice roll and instruct rolled piece to press projected path by the guide that camshaft limits and move, the phenomenon that rolled piece bump roll can not occur, so, this adjusting device is installed on the milling train can be prolonged its service life, can improve the output and the quality of sheet material again; Simultaneously, because of the structure of guide and camshaft is very simple, and driver element can adopt air driven pump, and utilizes the existing source of the gas of rolling plant as power, so the cost of manufacture of this device and production cost are all lower.

Description of drawings:

Accompanying drawing 1 is the cut-away section structural representation of the embodiment of shape adjusting device that proposes of the utility model;

Accompanying drawing 2 is schematic top plan view of Fig. 1.

The specific embodiment:

Referring to Fig. 1 and Fig. 2, these two accompanying drawings provide the overall appearance structure of the embodiment of shape adjusting device that the utility model proposes.This device is by camshaft 1 and guide 2 basically, and driver element constitutes.

The thinner axle 11 of relative central region is arranged at the two ends of camshaft 1, be separately installed with by bearing block at the two ends of axle 11 and be arranged on support member 12 that the bearing of bearing block constitutes to limit camshaft 1, camshaft 1 has an end to extend support member 12, and is provided with rocking arm 13 in its end.As can be seen from Figure 1, the cross section of camshaft 1 is the large semicircle shape, and from Fig. 2, its central region is microscler groove 14, or two grooves that keep at a certain distance away 14.Guide 2 comprises pivot 21 and axle sleeve 22, and is installed in two swash plate spares 23 on the axle sleeve 22 with keeping at a certain distance away, and guide 2 is installed in the below of roll 4 by pivot 21 and the bearing block 24 that is installed in pivot 21 two ends with it, and axle sleeve 22 is enclosed within on the pivot 21.Two swash plate spares 23 tilt to extend upward from axle sleeve 22, and the end regions of each root swash plate spare 22 or the zone that is placed on described camshaft 1 top are transverse slat spares 231.Transverse width or camshaft 1 that groove 14 width on the described camshaft 1 are slightly larger than two transverse slat spares 231 are provided with two grooves 14, make each groove 14 all corresponding, and allow transverse slat spare 231 to put into groove 14 with the position of each root transverse slat spare 231.Driver element is made of the air driven pump that has piston 3, and piston 3 and rocking arm 13 are flexibly connected.

When rolled piece 5 from the moment that roll is dished out, make guide 2 under the driving of camshaft 1, rolled piece 5 is lifted away from the plane at roll 4 places, cause no longer impact device of rolled piece.

Can be connected by the three linked piece that plays filtration, pressure regulation and lubricating function between air driven pump and the piston 3, and air driven pump is realized reciprocating motion by reversal valve.And the control device of action of control air driven pump and the control device of milling train adopt chain control so that between this device and the milling train according to predetermined rule coordination.

Claims (4)

1, rolls shape adjusting device in the plate process, it is characterized in that: this adjusting device has the camshaft and the end that are arranged on the roll front lower place of rolling the plate direction of travel and limits by pivot, the other end is placed on the guide of described camshaft top, and is used to control the driver element that described camshaft rotates by predetermined rule.

2, adjusting device according to claim 1, it is characterized in that: described guide has two swash plate spares that tilt and to extend upward and to keep at a certain distance away from pivot pin end, and the end regions of each root swash plate spare or the zone that is placed on described camshaft top are transverse slat spares.

3, adjusting device according to claim 2, it is characterized in that: the two ends of described camshaft are equipped with the support member that is made of bearing block and bearing, and the end that camshaft extends support member is provided with rocking arm, and the zone is provided with the groove that is slightly larger than two transverse slat spare transverse widths or is being provided with the groove that allows transverse slat spare to put into each corresponding position of root transverse slat spare in the middle.

4, adjusting device according to claim 3 is characterized in that: described driver element comprises piston that end and rocking arm flexibly connect and air driven pump or hydraulic pump or the engine that is used to drive described piston action.

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