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A method for quickly judging the failure of the roller box lead screw

A technology of lead screw and roll box, applied in the direction of keeping roll equipment in effective state, metal rolling, metal processing equipment, etc., can solve the problems of increasing production cost, affecting production, and difficult judgment, so as to improve work efficiency and reduce labor strength, avoiding the effect of changing the roll box

Active Publication Date: 2020-01-07
ANGANG STEEL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

When the roll box fails and affects the production, it will increase the production cost
There are many reasons for the failure of the roller box. Among them, it is the most difficult to judge the failure of the roller box adjustment screw. If the cause of the failure cannot be correctly judged, unnecessary workload will occur, which will increase the labor intensity of the operators and affect the production.

Method used

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  • A method for quickly judging the failure of the roller box lead screw
  • A method for quickly judging the failure of the roller box lead screw
  • A method for quickly judging the failure of the roller box lead screw

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Embodiment Construction

[0019] The specific embodiment of the present invention will be further described below in conjunction with accompanying drawing:

[0020] A method for quickly judging the failure of the lead screw of the roller box, comprising the following steps:

[0021] 1) Disassemble the rolls, and mark lines (red lines) on the upper and lower sealing boxes (3, 4), which coincide with the center line of the two roll gear shafts (1, 2), such as figure 1 shown.

[0022] 2) The upper and lower sealing boxes (3, 4) are respectively fixed on the left and right eccentric sleeves by bolts, and rotate together with the eccentric sleeves. The screw nut moves to both ends, and the upper and lower sealing boxes (3, 4) rotate with the eccentric sleeve; The set rotates at a certain angle;

[0023] Turn the lead screw in the positive direction to press down the regulator. When the lead screw is pressed down and the regulator turns for a certain number of turns, the upper and lower sealing boxes (3, ...

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Abstract

The invention discloses a method for quickly judging failure of lead screws of a roller tank. The method includes steps of 1), detaching rollers, and making marker lines on upper and lower seal boxes;2), pushing regulators by forward plate movement lead screws, allowing the upper and lower seal boxes to rotate along with eccentric sleeves by certain angles when the regulators are pushed by the lead screws to carry out plate movement by certain numbers of turns, judging whether turning angles of the upper and lower seal boxes are equal to one another or not by the aid of the marker lines at the moment, determining that the lead screws are normal if the turning angles of the upper and lower seal boxes are equal to one another, and determining that the lead screws fail if the turning anglesof the upper and lower seal boxes are not equal to one another; 3), pushing the regulators by reverse plate movement lead screws, allowing the plate movement numbers of turns of the regulators to be equal to the forward plate movement numbers of turns, determining that the lead screws are normal if the marker lines of the seal boxes return the original locations, and determining that the lead screws are failed lead screws if the marker lines do not return the original locations. The marker lines coincide with the center connecting lines of two roller toothed shafts. The method has the advantages that the speeds can be increased when whether the lead screws of the roller tank fail or not is judged; errors of unnecessary roller tank replacement due to misjudgment can be prevented, and the work efficiency can be greatly improved.

Description

technical field [0001] The invention relates to the technical field of metallurgical machinery, in particular to a method for quickly judging the failure of a lead screw of a roll box on a high-speed wire production line. Background technique [0002] Wire products are rolled through rolls on a roll box. The roll is connected with the gear shaft through the taper sleeve, and each roll box has two roll pinion shafts with opposite rotation directions, which mesh with the gears in the cone box to transmit power. The gear shafts of the left and right eccentric rollers are respectively installed on the eccentric sleeves with the same rotation direction. The earrings of the eccentric sleeves are inlaid with nuts. connect. Turn the lead screw to drive the eccentric sleeve to rotate in two directions and drive the roll gap to open. [0003] The roll box is an important equipment that affects product quality in high-end production plants. The accuracy of the roll box must meet the...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B21B28/02B21B1/16
CPCB21B1/16B21B28/02
Inventor 马玉成杜文青魏运涛王杰
Owner ANGANG STEEL CO LTD