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Heating furnace slab positioning device and positioning method thereof

A technology for positioning devices and heating furnaces, which is applied to heat treatment furnaces, furnaces, furnace types, etc., can solve the problems of no calibration, no slab width measurement process, and slab straightening process, etc., so as to improve input rate and protect The effect of equipment

Active Publication Date: 2015-07-08
FIVES STEIN METALLURGICAL TECH SHANGHAI CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] This positioning method can only perform preliminary positioning on the slab, and there are several problems in the following aspects: there is no process of pushing the slab, and there is no process of measuring the width of the slab; Slip between the roller table and the slab length measurement is likely to be inaccurate, and there is no calibration link after the positioning is completed

Method used

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  • Heating furnace slab positioning device and positioning method thereof
  • Heating furnace slab positioning device and positioning method thereof
  • Heating furnace slab positioning device and positioning method thereof

Examples

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Embodiment 1

[0036] Such as Figure 1-Figure 4 As shown, a heating furnace slab positioning device includes: a furnace side roller table encoder 2, a furnace side cold and hot metal detector 3, a furnace front roller table encoder 4, a furnace front cold and hot metal detector 5, and Mechanism 6, width-measuring metal detector 7, encoder 8 of push-up mechanism, range finder 9, roller table group 10 and control unit.

[0037] The roller table encoder 2 on the side of the furnace, the roller table encoder 4 in front of the furnace, and the encoder 8 of the pushing mechanism can all use the incremental RHI58 or absolute value AHM58 products of Pepperl+Fuchs P+F.

[0038] The hot and cold metal detector 3 on the side of the furnace, the hot and cold metal detector 5 in front of the furnace, and the metal detector 7 measuring the width can use the laser grating products of Changzhou Lucheng Sensor Co., Ltd.

[0039] The pushing mechanism 6 is in the form of horizontal movement and adopts a pus...

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Abstract

The invention discloses a heating furnace slab positioning device. A slab (1) is arranged on a roller table group (10) and transported to a front positioning roller table from a furnace roller table of a heating furnace; a furnace side roller table encoder (2), a furnace side cold and hot metal detector (3), a furnace front roller table encoder (4), a furnace front cold and hot metal detector (5) and a metal width measurement detector (7) are arranged on the roller table group (10); a righting mechanism (6) and a righting mechanism encoder (8) are arranged below the roller table group (10); and distance meters (9) for measuring the length of the slab (1) are arranged on two sides of the slab (1). The invention further discloses a positioning method of the heating furnace slab positioning device. Slabs with different lengths can be positioned on a furnace front loading roller according to requirements of a material distribution graph in a higher precision manner, so that the slabs can be loaded in reasonable positions in the heating furnace, accordingly, a series of problems caused by a conventional positioning method are solved, facilities of the heating furnace are protected, and the input rate of the heating furnace during operation is increased.

Description

technical field [0001] The invention relates to a slab positioning method, in particular to a heating furnace slab positioning device and a positioning method thereof. Background technique [0002] In the process of strip production, the raw material slab used for production needs to be heated in a heating furnace before entering the rolling line for rolling. In recent years, end-in and end-out walking beam furnaces have been increasingly used to heat slabs. The walking beam heating furnace transports the slab from the charging end of the heating furnace to the discharging end through a walking mechanism, and heats the slab to the temperature required for rolling during the transportation. [0003] Compared with the previously commonly used pusher type heating furnace, the walking beam heating furnace has many advantages: [0004] For example: improve the capacity of the unit heating furnace and improve the heating quality of the product; at the same time, the walking beam...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C21D9/70C21D11/00
Inventor 朱宏祥林建苏张范斌谢兆华冯波尚飚
Owner FIVES STEIN METALLURGICAL TECH SHANGHAI CO LTD
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