Feeding furnace mouth of strip steel heat treatment furnace

Abstract

The utility model belongs to the technical field of strip steel heat treatment equipment, and particularly relates to a feeding furnace mouth of a strip steel heat treatment furnace. The feeding furnace mouth of the strip steel heat treatment furnace comprises a connecting seat, a feeding pipe and a furnace mouth assembly which are connected in sequence, the furnace mouth assembly comprises a furnace mouth partition plate, and a pressing assembly, a feeding gap and a pressing base are sequentially arranged on the furnace mouth partition plate from top to bottom. The pressing assembly comprises a base, a screwing screw is arranged on the base, a pressing plate is arranged at the lower end of the screwing screw, an upper cloth roll and a lower cloth roll are arranged between the pressing base and the pressing plate, a cloth roll gap is formed between the upper cloth roll and the lower cloth roll, and the cloth roll gap is flush with the feeding gap.

Description

TECHNICAL FIELD

[0001] The utility model belongs to strip steel heat treatment equipment technical field, concretely relates to a kind of feeding furnace mouth of strip steel heat treatment furnace. BACKGROUND

[0002] Strip steel is a long and narrow steel plate, its shape is in the form of a strip. It is usually processed by a series of rolling processes from billets, and is generally supplied in coils. For example, on the production line of a steel mill, the billets are repeatedly rolled in the rolling mill, the thickness gradually decreases, and the width is adjusted according to requirements, and finally the strip steel product is formed. The processed strip steel can be applied to various industries and civilian fields such as the construction industry, the automobile industry, the machinery manufacturing industry, the home appliance industry, and the packaging industry, and has a very wide range of applications.

[0003] Heat treatment is an important process step in strip steel processing. After being processed in a heat treatment furnace, the strip steel can greatly improve key technical indicators such as hardness, resilience, tensile strength, and fatigue resistance. In order to ensure that the surface of the strip steel is clean and free of impurities when it is heated in the heat treatment furnace, the surface of the strip steel needs to be simply cleaned before it is introduced into the heat treatment furnace. The conventional method is for the operator to observe the stable feeding while removing the more obvious impurities on the surface of the strip steel with a brush.

[0004] In order to achieve cleaning, the utility model hopes to provide a feeding furnace mouth of a strip steel heat treatment furnace. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a feeding furnace mouth of a strip steel heat treatment furnace to solve the problems raised in the background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0007] A feeding furnace mouth of a strip steel heat treatment furnace, comprising a connecting seat, a feeding pipe and a furnace mouth assembly connected in sequence; the furnace mouth assembly comprises a furnace mouth partition, and the furnace mouth partition is sequentially provided with a pressing assembly, a feeding gap and a pressing seat from top to bottom; the pressing assembly comprises a base, the base is provided with a tightening screw rod, the lower end of the tightening screw rod is provided with a pressing plate, and the pressing seat and the pressing plate are provided with an upper cloth roll and a lower cloth roll, a cloth roll gap is formed between the upper cloth roll and the lower cloth roll, and the cloth roll gap is flush with the feeding gap.

[0008] Preferably, the outer wall of the feeding pipe is provided with a plurality of reinforcing ribs.

[0009] Preferably, the cross section of the feeding pipe is oval.

[0010] As preferred, the cross-sectional horizontal width of the feeding pipe is greater than the cross-sectional vertical height of the feeding pipe.

[0011] As preferred, the number of the reinforcing ribs is two, respectively located on the upper top surface of the feeding pipe and the lower top surface of the feeding pipe.

[0012] As preferred, the feeding pipe is provided with a connecting plate, the furnace mouth baffle is provided with a plurality of first fixing bolts, and the furnace mouth baffle is fixed on the connecting plate of the feeding pipe through the plurality of first fixing bolts.

[0013] As preferred, the connecting seat is provided with a plurality of second fixing bolts.

[0014] As preferred, the lower surface of the pressing plate is provided with a plurality of track rods, and correspondingly, the pressing seat is provided with a plurality of track holes; the plurality of track rods are inserted into the plurality of track holes one by one.

[0015] As preferred, the lower surface of the pressing plate is provided with three track rods, and the three track rods are arranged in a straight line.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] (1) the feeding furnace mouth of the strip steel heat treatment furnace provided by the utility model is provided with an upper cloth roll and a lower cloth roll at the front end position of the furnace mouth baffle, the upper cloth roll and the lower cloth roll can clamp the upper and lower surfaces of the strip steel, and can play a certain role in plugging the furnace mouth.

[0018] (2) the feeding furnace mouth of the strip steel heat treatment furnace provided by the utility model is provided with a furnace mouth baffle to prevent the upper cloth roll and the lower cloth roll from being brought into the heat treatment furnace due to friction, the strip steel only passes through the feeding gap of the furnace mouth baffle, and three track rods are arranged at the lower surface of the pressing plate to further cut the feeding gap and prevent the upper cloth roll and the lower cloth roll from being rolled into the heat treatment furnace.

[0019] (3) the feeding furnace mouth of the strip steel heat treatment furnace provided by the utility model adopts an oval feeding pipe, compared with a rectangular cross-section feeding pipe, the oval feeding pipe has better stability in a high-temperature environment, and the oval shape can facilitate the simultaneous entry of multiple strip steels. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model;

[0021] Figure 2 It is a structural schematic view of the utility model for removing the upper cloth roll and the lower cloth roll;

[0022] Figure 3 It is a structural schematic view of the utility model for feeding.

[0023] In the figure: 1, connecting seat; 2, feed pipe; 3, furnace mouth assembly; 4, fixed bolt two; 5, reinforcing rib; 6, connecting plate; 7, furnace mouth partition; 8, fixed bolt one; 9, pressing assembly; 10, feed gap; 11, pressing seat; 12, base; 13, screwing screw; 14, pressing plate; 15, upper cloth roll; 16, lower cloth roll; 17, cloth roll gap; 18, track bar; 19, track hole. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] The utility model provides a kind of strip steel heat treatment furnace's feed furnace mouth, including the seat 1, feed pipe 2 and furnace mouth component 3 connected in turn.The multiple fixed bolts two 4 are equipped on connecting seat 1, connecting seat 1 is fixed on heat treatment furnace by fixed bolt two 4.Screwed connection can guarantee the stability of connecting place, and it is not easy to appear the condition of off mouth.The section of feed pipe 2 is oval, using oval section, can greatly enhance the strength of feed pipe 2 in high temperature environment, and it is not easy to bend.The section horizontal width of feed pipe 2 is greater than the section vertical height of feed pipe 2, and this mode can feed two columns of strip steel simultaneously.Two reinforcing ribs 5 are equipped on the outer wall of feed pipe 2, and the upper top surface of feed pipe 2 and the lower top surface of feed pipe 2 are located respectively, which greatly enhances the strength of feed pipe 2.Connection plate 6 is equipped on feed pipe 2, and connection plate 6 is used to connect furnace mouth component 3.Furnace mouth component 3 includes furnace mouth baffle 7, and furnace mouth baffle 7 is fixedly connected with connection plate 6 by multiple fixed bolts one 8.From top to bottom, pressing assembly 9, feed gap 10 and pressing seat 11 are sequentially arranged at furnace mouth baffle 7.Pressing assembly 9 includes base 12, and screw rod 13 is arranged on base 12, and pressing plate 14 is arranged at the lower end position of screw rod 13.The height position of pressing plate 14 can be adjusted by rotating screw rod 13.Upper cloth roll 15 and lower cloth roll 16 are arranged between pressing seat 11 and pressing plate 14, and cloth roll gap 17 is formed between upper cloth roll 15 and lower cloth roll 16, and cloth roll gap 17 is flush with feed gap 10.The strip steel enters heat treatment furnace through cloth gap 17 and feed gap 10.In order to ensure the stability of pressing plate 14, three track rods 18 are arranged on the lower surface of pressing plate 14, and three track holes 19 are arranged on pressing seat 11, and three track rods 18 and three track holes 19 are inserted one by one.In the process of rotating screw rod 13, pressing plate 14 is stably pressed to pressing seat 11, and displacement is not easy to occur between upper cloth roll 15 and lower cloth roll 16.Meanwhile, three track rods 18 are arranged on the lower surface of pressing plate 14, and three track rods 18 are arranged in a straight line, and three track rods 18 further separate feed gap 10, and further prevent upper cloth roll 15 and lower cloth roll 16 from being rolled into heat treatment furnace.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A feed inlet for a strip steel heat treatment furnace, characterized in that: The device includes a connecting seat, a feeding pipe, and a furnace opening assembly connected in sequence. The furnace opening assembly includes a furnace opening partition, and from top to bottom, a pressing assembly, a feeding gap, and a pressing seat are arranged on the furnace opening partition. The pressing assembly includes a base, and a tightening screw is provided on the base. A pressing plate is provided at the lower end of the tightening screw. An upper fabric roll and a lower fabric roll are provided between the pressing seat and the pressing plate, and a fabric roll gap is formed between the upper fabric roll and the lower fabric roll. The fabric roll gap is flush with the feeding gap.

2. The feed inlet of a strip steel heat treatment furnace according to claim 1, characterized in that: The outer wall of the feed pipe is provided with several reinforcing ribs.

3. The feed inlet of a strip steel heat treatment furnace according to claim 2, characterized in that: The feed pipe has an elliptical cross-section.

4. The feeding port of a strip steel heat treatment furnace according to claim 3, characterized in that: The horizontal width of the feed pipe cross-section is greater than the vertical height of the feed pipe cross-section.

5. The feed inlet of a strip steel heat treatment furnace according to claim 4, characterized in that: The reinforcing ribs are two in number, located on the top surface of the feed pipe and the bottom surface of the feed pipe, respectively.

6. The feed inlet of a strip steel heat treatment furnace according to claim 1, characterized in that: The feed pipe is provided with a connecting plate, and the furnace opening partition is provided with several fixing bolts. The furnace opening partition is fixed to the connecting plate of the feed pipe by several bolts.

7. The feed inlet of a strip steel heat treatment furnace according to claim 1, characterized in that: The connecting seat is provided with several fixing bolts.

8. The feed inlet of a strip steel heat treatment furnace according to claim 1, characterized in that: The lower surface of the clamping plate is provided with several track rods, and correspondingly, the clamping seat is provided with several track holes; the several track rods are inserted into the several track holes one by one.

9. The feed inlet of a strip steel heat treatment furnace according to claim 8, characterized in that: The lower surface of the clamping plate is provided with three track rods, which are arranged in a straight line.

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