CN219279979U

CN219279979U - Cold drawing steel fixing tool for annealing furnace

Info

Publication number: CN219279979U
Application number: CN202320579362.5U
Authority: CN
Inventors: 赵仰明; 张强; 林强
Original assignee: Zhejiang Xinrui Industrial Technology Co ltd
Current assignee: Zhejiang Xinrui Industrial Technology Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-06-30
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a cold drawing steel fixing tool for an annealing furnace, which comprises a sleeve (1), wherein a gas passing hole (2) is formed in the middle of the sleeve (1), a plurality of first ventilation holes (3) are distributed around the side wall of the sleeve (1), a supporting plate (4) is arranged at the bottom of the sleeve (1), a plurality of second ventilation holes (5) are distributed on the supporting plate (4), a clamping part (6) is arranged at the top of the sleeve (1), and adjacent sleeves (1) are mutually buckled through the clamping part (6) and the gas passing hole (2). The steel coil supporting device can independently support steel coils in the annealing furnace, and effectively prevent the steel coils from being pressed and damaged in the annealing process.

Description

Cold drawing steel fixing tool for annealing furnace

Technical Field

The utility model relates to an auxiliary tool for an annealing furnace, in particular to a cold-drawn steel fixing tool for an annealing furnace.

Background

In the processing process of the cold drawn steel wire, annealing treatment is required to be carried out on the steel coil blank subjected to surface treatment, in order to improve the annealing efficiency of the steel coil blank, a large-specification well type annealing furnace is generally adopted by current manufacturers, a plurality of groups of steel coils are firstly bundled firmly and then hung into the annealing furnace through travelling crane, the steel coils are stacked up and down, and then the steel coils are uniformly annealed through the well type annealing furnace. However, the annealing process has the defect that when the steel coils are stacked in the well-type annealing furnace due to the large mass of each group of steel coils, the steel coils positioned at the bottom of the annealing furnace are subjected to large pressure from the steel coils above, so that the steel coils are easily damaged by compression in the annealing process. Secondly, because the producer needs to load and take the steel coil in a hoisting mode during operation, the conventional rack structure cannot be applied to the annealing furnace, and the independent supporting difficulty of the steel coil is increased.

Therefore, the existing stacking mode of the annealing furnace to the steel coil blanks has the problem that the steel coils are easy to crush.

Disclosure of Invention

The utility model aims to provide a cold-drawn steel fixing tool for an annealing furnace. The steel coil annealing device can support steel coils, and effectively prevent the steel coils from being damaged by compression in an annealing process.

The technical scheme of the utility model is as follows: the cold drawing steel fixing tool for the annealing furnace comprises a sleeve, wherein a gas passing hole is formed in the middle of the sleeve, a plurality of first vent holes are distributed in the periphery of the side wall of the sleeve, a supporting plate is arranged at the bottom of the sleeve, a plurality of second vent holes are distributed in the supporting plate, a clamping portion is arranged at the top of the sleeve, and adjacent sleeves are buckled with each other through the clamping portion and the gas passing hole.

In the cold drawn steel fixing tool for the annealing furnace, the clamping part is cylindrical in shape, the outer diameter of the clamping part is consistent with the inner diameter of the gas passing hole, and a receiving part is formed between the clamping part and the sleeve.

In the cold-drawn steel fixing tool for the annealing furnace, the bearing part is in a round table shape.

In the cold-drawing steel fixing tool for the annealing furnace, the supporting part is sleeved on the outer side of the bearing part, the inner side of the supporting part is mutually attached to the bearing part, and the top of the supporting part is mutually attached to the supporting plate of the adjacent sleeve.

In the cold-drawing steel fixing tool for the annealing furnace, the first ventilation holes are arranged on the side wall of the sleeve at intervals up and down, and the supporting part is located at the interval of the adjacent first ventilation holes along the vertical direction.

In the cold-drawing steel fixing tool for the annealing furnace, the hanging frame positioned in the air hole is arranged at the top of the clamping part, the appearance of the hanging frame is in a shape like a Chinese character, and the end part of the hanging frame is connected with the inner wall of the clamping part.

Compared with the prior art, the fixing tool can be sequentially stacked and mutually buckled in the vertical direction when being placed through the matching of the sleeve, the supporting plate and the clamping part, so that a steel coil can be sleeved outside the sleeve when being hoisted, and then the sleeve is buckled on the fixing tool in the annealing furnace through hoisting, so that the sleeve and the fixing tool are mutually overlapped and fixed, and the utilization of the height space in the annealing furnace is realized; during annealing, each supporting plate can independently support the steel coil, and prevent the upper fixing tool from pressing the steel coil, so that the structural stability of the steel coil is improved; on the basis, the support effect on the fixing tool can be improved through the structural cooperation of the bearing part and the support part, namely, local crushing of the sleeve due to the fact that the contact area is too small is avoided, and the structural stability of the fixing tool in use is improved. Therefore, the steel coil supporting device can support the steel coil and effectively prevent the steel coil from being pressed and damaged in the annealing process.

Drawings

Fig. 1 is a schematic structural view of embodiment 1;

FIG. 2 is a top view of example 1;

FIG. 3 is a schematic view showing the structure of adjacent fixing tools in the case of stacking in embodiment 1;

fig. 4 is a schematic view showing the structure of the adjacent fixture in embodiment 2 when stacked.

The marks in the drawings are: 1-sleeve, 2-air hole, 3-first bleeder vent, 4-backup pad, 5-second bleeder vent, 6-block portion, 7-adapting unit, 8-supporting part, 9-gallows.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

Example 1. The cold-drawing steel fixing tool for the annealing furnace is shown in fig. 1-3, and comprises a sleeve 1, wherein an air hole 2 is formed in the middle of the sleeve 1, a plurality of first air holes 3 are distributed on the periphery of the side wall of the sleeve 1, a supporting plate 4 is arranged at the bottom of the sleeve 1, the supporting plate 4 and the sleeve 1 are arranged vertically and integrally formed, a plurality of second air holes 5 are distributed on the supporting plate 4, a clamping part 6 is arranged at the top of the sleeve 1, and adjacent sleeves 1 are mutually buckled through the clamping part 6 and the air hole 2.

The engaging portion 6 has a cylindrical outer shape, the outer diameter of the engaging portion 6 is identical to the inner diameter of the air vent 2, and a receiving portion 7 is formed between the engaging portion 6 and the sleeve 1.

The appearance of the bearing part 7 is in a round table shape, after the adjacent fixed tools are buckled with each other, the supporting plate 4 of the upper fixed tool is mutually attached to the outer wall of the bearing part 7, and the middle part of the supporting plate 4 is provided with a conical groove matched with the bearing part 7.

The first ventilation holes 3 are arranged on the side wall of the sleeve 1 at intervals up and down, and the bearing part 7 is positioned at intervals of adjacent first ventilation holes 3 along the vertical direction.

The top of the clamping part 6 is provided with a hanging bracket 9 positioned in the air passing hole 2, the appearance of the hanging bracket 9 is in a straight shape, the end part of the hanging bracket 9 is connected with the inner wall of the clamping part 6, and the connecting position and the first air holes 3 are arranged in a staggered mode.

The working principle of the utility model is as follows: when the steel coil supporting device is used, an operator firstly hangs the steel coil on the outer side of the sleeve 1 and supports the steel coil by the supporting plate 4. Then the fixed tooling with the steel coil is lifted by the crane through the hanging frame 9 and then is hung into the annealing furnace, and is sleeved on the clamping part 6 of any fixed tooling through the air hole 2, so that the clamping part 6 and the air hole 2 are overlapped up and down and are buckled with each other. After this fixed frock is placed, the supporting part 7 of the fixed frock of below then can support this fixed frock to effectively avoid the coil of strip to pressfitting each other when stacking, guarantee the structural stability of coil of strip.

After the fixed tools are stacked in sequence according to the mode, the space of the annealing furnace can be filled, so that the annealing efficiency is improved, and after annealing is finished, an operator only needs to hoist the fixed tools from top to bottom in sequence, so that the steel coil can be taken out, and the operation of the operator is facilitated.

Example 2. The cold drawing steel fixing tool for the annealing furnace comprises a sleeve 1, wherein an air hole 2 is formed in the middle of the sleeve 1, a plurality of first air holes 3 are distributed around the side wall of the sleeve 1, a supporting plate 4 is arranged at the bottom of the sleeve 1, the supporting plate 4 and the sleeve 1 are perpendicular to each other and are integrally formed, a plurality of second air holes 5 are distributed on the supporting plate 4, a clamping portion 6 is arranged at the top of the sleeve 1, and adjacent sleeves 1 are buckled with each other through the clamping portion 6 and the air hole 2.

The appearance of the bearing part 7 is in a round table shape, a supporting part 8 is sleeved on the outer side of the bearing part 7, the inner side of the supporting part 8 is mutually attached to the bearing part 7 through a taper hole, and the top of the supporting part 8 is mutually attached to the supporting plate 4 of the adjacent sleeve 1 through a horizontal contact surface.

The first ventilation holes 3 are arranged on the side wall of the sleeve 1 at intervals up and down, and the supporting parts 8 are positioned at intervals of adjacent first ventilation holes 3 along the vertical direction.

Compared with embodiment 1, this embodiment supports the fixed frock in top through supporting part 8 replaces adapting unit 7, can further increase the area of contact of backup pad 4 and adapting unit 7 when the knot to improve the structural stability and the supporting effect of fixed frock when stacking from top to bottom.

Claims

1. Cold drawing steel fixing tool for annealing furnace, which is characterized in that: including sleeve (1), the middle part of sleeve (1) is equipped with walks gas pocket (2), and the lateral wall of sleeve (1) distributes all around has a plurality of first bleeder vents (3), and the bottom of sleeve (1) is equipped with backup pad (4), and it has a plurality of second bleeder vents (5) to distribute on backup pad (4), and the top of sleeve (1) is equipped with block portion (6), through block portion (6) and the mutual lock of walking gas pocket (2) between adjacent sleeve (1).

2. The cold drawn steel fixture for an annealing furnace according to claim 1, wherein: the outer shape of the clamping part (6) is cylindrical, the outer diameter of the clamping part (6) is consistent with the inner diameter of the air outlet (2), and a bearing part (7) is formed between the clamping part (6) and the sleeve (1).

3. The cold drawn steel fixture for an annealing furnace according to claim 2, wherein: the bearing part (7) is in a truncated cone shape.

4. A cold drawn steel fixture for an annealing furnace according to claim 3, wherein: the outside cover of carrying portion (7) is equipped with supporting part (8), and the inboard of supporting part (8) is laminated with carrying portion (7) each other, and the top of supporting part (8) is laminated with backup pad (4) of adjacent sleeve (1) each other.

5. The cold drawn steel fixture for an annealing furnace according to claim 4, wherein: the first ventilation holes (3) are arranged on the side wall of the sleeve (1) at intervals up and down, and the supporting parts (8) are positioned at intervals of the adjacent first ventilation holes (3) along the vertical direction.

6. The cold drawn steel fixture for an annealing furnace according to claim 1, wherein: the top of the clamping part (6) is provided with a hanging bracket (9) positioned in the air hole (2), the appearance of the hanging bracket (9) is in a shape of a straight line, and the end part of the hanging bracket (9) is connected with the inner wall of the clamping part (6).