Stainless steel bar heat treatment device

Abstract

The utility model discloses a stainless steel bar heat treatment device which comprises a furnace body with a hearth, and a rotating mechanism used for rolling bar materials is arranged in the furnace body. The rotating mechanism comprises a power assembly, a heat insulation plate and a turnover cantilever, one end of the cantilever is hinged to the upper end face of the heat insulation plate through a shaft pin, the other end of the cantilever is provided with a rolling wheel used for rolling friction with the rod materials, and the power assembly arranged below the heat insulation plate provides power for the rolling wheel. The roller on the cantilever abuts against the outer wall of the rod-shaped material, and then the roller is driven by the power assembly to rotate, so that the rod-shaped material is driven to continuously rotate in the hearth, the rod-shaped material is uniformly heated, the heat treatment time is shortened, and the equal-energy efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment devices, and more specifically, to a heat treatment device for stainless steel bars. Background Art

[0002] Patent No. CN219526727U discloses a zinc rod heat treatment furnace, which includes a furnace body, an electric control box is provided on the top of the furnace body, a furnace chamber is provided inside the furnace body, a resistance wire is provided on the side wall of the furnace chamber, and a feed port and a discharge port connected to the furnace chamber are opened on both sides of the furnace body. A plurality of conveying rollers are provided in the furnace chamber, and the plurality of conveying rollers are spaced apart from each other and located between the feed port and the discharge port.

[0003] Although the above patent can heat rod-shaped materials, because the resistance wire is installed on the side wall of the furnace, only the top and both sides of the rod-shaped materials can be heat treated. The heat treatment effect on the bottom of the rod-shaped materials is low and requires a longer heating time. Therefore, the energy consumption of the heat treatment is also high. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the traditional heat treatment efficiency of rod-shaped materials is low, and thus a stainless steel rod heat treatment device is provided to solve the above problem.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A stainless steel bar heat treatment device comprises a furnace body with a furnace chamber, wherein a rotating mechanism for tumbling the bar material is arranged in the furnace body;

[0007] The rotating mechanism includes a power assembly, a heat insulation board and a flippable cantilever, one end of the cantilever is hinged to the upper end face axle pin of the heat insulation board, and the other end of the cantilever is provided with a roller for rolling friction with the rod material, and the roller is powered by a power assembly arranged under the heat insulation board.

[0008] Preferably: the other end of the cantilever relative to the roller is rotatably connected to a first driven wheel, a second driven wheel is coaxially arranged on the side wall of the roller, and the first driven wheel is connected to the second driven wheel through a first chain transmission;

[0009] The power assembly includes a rotating motor and a driving wheel, wherein the driving wheel is coaxially fixed on the output shaft of the rotating motor, the driving wheel and the first driven wheel are driven by a second chain, and a through hole for the second chain to pass through is opened on the heat insulation plate.

[0010] Preferably: a plurality of cantilevers are provided, and the plurality of cantilevers are spaced apart from each other along the width direction of the furnace;

[0011] A synchronous transmission mechanism is arranged between two adjacent cantilevers.

[0012] Preferably: the synchronous transmission mechanism includes a plurality of synchronous belts and synchronous wheels, the number of the synchronous wheels is the same as the number of cantilevers and are arranged in one-to-one correspondence, the through-hole synchronous belt transmission connection between two adjacent synchronous wheels, the synchronous wheel closest to the rotating motor is connected to the driving wheel through the transmission belt, and at the same time, the synchronous wheels are all connected to the first driven wheel in the corresponding cantilever.

[0013] Preferably: it also includes a flip assembly for cantilever flipping, the flip assembly includes a connecting rod and a rotating disk with a locking structure, a connecting piece is arranged on the rotating disk off the center of the circle, one end of the connecting rod is hinged to the cantilever shaft pin, and the other end of the connecting rod is hinged to the connecting piece shaft pin;

[0014] A transmission rod is arranged between any two adjacent cantilevers, and both ends of the transmission rod are hinged to the cantilever shaft pins.

[0015] The beneficial effect of the utility model is that the roller on the cantilever abuts against the outer wall of the rod-shaped material, and then the roller is driven to rotate by the power component, thereby driving the rod-shaped material to continuously rotate in the furnace, so that the rod-shaped material is evenly heated, and the heat treatment time is accelerated to achieve equal energy efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of a stainless steel bar heat treatment device;

[0017] Figure 2 is a schematic diagram of the rotating mechanism;

[0018] Figure 3 This is a diagram of the placement of stainless steel rods in the furnace;

[0019] Figure 4 is a schematic diagram of a turntable;

[0020] In the figure: 1. furnace body; 11. furnace chamber; 2. rotating mechanism; 21. power assembly; 211. rotating motor; 212. driving wheel; 22. heat insulation board; 23. cantilever; 231. first driven wheel; 232. roller; 233. second driven wheel; 3. synchronous transmission mechanism; 31. synchronous belt; 32. synchronous wheel; 4. turning assembly; 41. connecting rod; 42. turntable; 43. transmission rod; 5. conveying roller. DETAILED DESCRIPTION

[0021] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0022] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0023] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0024] according to Figure 1-4 As shown, a stainless steel bar heat treatment device comprises a furnace body 1 with a furnace chamber 11, in which a rotating mechanism 2 for tumbling the rod material is arranged; the rotating mechanism 2 comprises a power assembly 21, a heat insulation board 22 and a reversible cantilever 23, one end of the cantilever 23 is hinged with the upper end face shaft pin of the heat insulation board 22, and the other end of the cantilever 23 is provided with a roller 232 for rolling and rubbing with the rod material, and the roller 232 is powered by the power assembly 21 arranged under the heat insulation board 22. The roller 232 on the cantilever 23 abuts against the outer wall of the rod material, and then the roller 232 is driven to rotate by the power assembly 21, thereby driving the rod material to rotate continuously in the furnace chamber 11, so that the rod material is evenly heated, and the heat treatment time is accelerated to achieve equal energy efficiency.

[0025] according to Figure 1-4 As shown, the other end of the cantilever 23 relative to the roller 232 is rotatably connected to the first driven wheel 231, and the side wall of the roller 232 is coaxially provided with a second driven wheel 233, and the first driven wheel 231 and the second driven wheel 233 are connected through a first chain transmission; the power assembly 21 includes a rotating motor 211 and a driving wheel 212, the driving wheel 212 is coaxially fixed on the output shaft of the rotating motor 211, the driving wheel 212 and the first driven wheel 231 are driven through a second chain, and a through hole for the second chain to pass through is provided on the heat insulation board 22. A plurality of cantilevers 23 are provided, and the plurality of cantilevers 23 are spaced apart from each other along the width direction of the furnace 11; a synchronous transmission mechanism 3 is provided between two adjacent cantilevers 23. The synchronous transmission mechanism 3 includes a plurality of synchronous belts 31 and synchronous wheels 32. The number of synchronous wheels 32 is the same as the number of cantilevers 23 and they are arranged in a one-to-one correspondence. The through-hole synchronous belt 31 is transmission-connected between two adjacent synchronous wheels 32. The synchronous wheel 32 closest to the rotating motor 211 is transmission-connected to the driving wheel 212 through a transmission belt. At the same time, the synchronous wheels 32 are transmission-connected to the first driven wheel 231 in the corresponding cantilever 23.

[0026] according to Figure 1-4As shown, it also includes a flipping assembly 4 for flipping the cantilever 23, and the flipping assembly 4 includes a connecting rod 41 and a turntable 42 with a locking structure. A connecting piece is arranged on the turntable 42 off the center of the circle, and one end of the connecting rod 41 is hinged to the cantilever 23 axis pin, and the other end of the connecting rod 41 is hinged to the connecting piece axis pin; a transmission rod 43 is arranged between any two adjacent cantilevers 23, and both ends of the transmission rod 43 are hinged to the cantilever 23 axis pin.

[0027] It should be noted here that the turntable is arranged outside the furnace body, and the power assembly of the utility model is also preferably arranged outside the furnace body. The first chain, the second chain, the synchronous belt and the transmission belt are all made of iron chains. The connecting rod and the transmission rod are spliced ​​into a straight rod. The connecting piece is a metal column protruding from the end face of the turntable. The locking function of the turntable is realized by a ratchet assembly or an arc wedge block. The utility model adopts an arc wedge block structure (such as Figure 4 As shown in the figure, the locking of the turntable needs to cooperate with the fixed plate set at a distance from the turntable. A wedge block is also set on the fixed plate. When the turntable rotates, the inclined surface on the wedge block is closely matched with the inclined surface on the wedge block, so that the turntable is locked and does not move. At this time, the roller rolls and rubs against the outer circumference of the stainless steel rod, and the turntable is realized by manual or mechanical transmission.

[0028] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0029] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0030] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A stainless steel bar heat treatment device, comprising a furnace body (1) with a furnace chamber (11), characterized in that: The furnace body (1) is provided with a rotating mechanism (2) for tumbling the rod-shaped material; The rotating mechanism (2) comprises a power assembly (21), a heat insulation board (22) and a reversible cantilever (23); one end of the cantilever (23) is hinged to an upper end surface shaft pin of the heat insulation board (22); the other end of the cantilever (23) is provided with a roller (232) for rolling and rubbing with the rod material; the roller (232) is powered by the power assembly (21) disposed below the heat insulation board (22).

2. The stainless steel bar heat treatment device according to claim 1, characterized in that: The other end of the cantilever (23) relative to the roller (232) is rotatably connected to a first driven wheel (231), a second driven wheel (233) is coaxially arranged on the side wall of the roller (232), and the first driven wheel (231) and the second driven wheel (233) are connected via a first chain transmission; The power assembly (21) comprises a rotating motor (211) and a driving wheel (212); the driving wheel (212) is coaxially fixed to an output shaft of the rotating motor (211); the driving wheel (212) and a first driven wheel (231) are driven via a second chain; and a through hole for the second chain to pass through is provided on the heat insulation plate (22).

3. The stainless steel bar heat treatment device according to claim 2, characterized in that: A plurality of cantilevers (23) are provided, and the plurality of cantilevers (23) are spaced apart from each other along the width direction of the furnace (11); A synchronous transmission mechanism (3) is provided between two adjacent cantilevers (23).

4. The stainless steel bar heat treatment device according to claim 3, characterized in that: The synchronous transmission mechanism (3) comprises a plurality of synchronous belts (31) and synchronous wheels (32). The number of the synchronous wheels (32) is the same as the number of the cantilevers (23) and they are arranged in a one-to-one correspondence. Two adjacent synchronous wheels (32) are connected in transmission via a through-hole synchronous belt (31). The synchronous wheel (32) closest to the rotating motor (211) is connected in transmission via a transmission belt to the driving wheel (212). At the same time, the synchronous wheels (32) are connected in transmission to the first driven wheel (231) in the corresponding cantilever (23).

5. The stainless steel bar heat treatment device according to claim 4, characterized in that: The invention also comprises a flip assembly (4) for flipping the cantilever (23), the flip assembly (4) comprising a connecting rod (41) and a rotating disk (42) with a locking structure, a connecting piece being arranged on the rotating disk (42) offset from the center of the circle, one end of the connecting rod (41) being hinged to the cantilever (23) shaft pin, and the other end of the connecting rod (41) being hinged to the connecting piece shaft pin. A transmission rod (43) is provided between any two adjacent cantilevers (23), and both ends of the transmission rod (43) are hinged to the axle pins of the cantilevers (23).

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