Annealing destressing device for producing stainless steel coiled plate

Abstract

The utility model discloses an annealing and destressing device for producing a stainless steel coiled plate. The annealing and destressing device comprises an annealing furnace body for annealing and destressing the stainless steel coiled plate and a cooling assembly, the annealing furnace body comprises a preheating furnace, a heating furnace and a cooling furnace; the heating furnace input end is connected with the preheating furnace output end; the cooling furnace input end is connected with the heating furnace output end; the cooling assembly is arranged in the cooling furnace; the cooling assembly comprises a water distribution pipe A, a water distribution pipe B and a water outlet nozzle; two ends of the distributive pipe A penetrate through the cooling furnace and extend into the cooling furnace; the two distributive pipes B are symmetrically arranged at two ends of the distributive pipe A and are communicated with the end part of the distributive pipe A; a stainless steel coiled plate cooling cavity is formed between the two distributive pipes B; the two water outlet nozzles are symmetrically arranged at two ends of the water distribution pipe B and are communicated with the end part of the water distribution pipe B; the annealing and destressing device for producing the stainless steel coil plate is simple and reasonable in structural design, and the cooling effect on the stainless steel coil plate is good.

Description

Technical Field

[0001] The utility model relates to the technical field of stainless steel coil production, and specifically relates to an annealing and stress relieving device for producing stainless steel coils. Background Technique

[0002] Stainless steel coils are divided into austenitic, ferritic, martensitic, and duplex (ferritic-austenitic) stainless steel cold-rolled coils and stainless steel hot-rolled coils.

[0003] For example, a stainless steel plate coil annealing device provided by a Chinese utility model patent with the publication number CN218811969U includes a preheating furnace section, a heating furnace section, a cooling furnace section, and a support frame. The heating furnace section is arranged between the preheating furnace section and the cooling furnace section, and the preheating furnace section, the heating furnace section, and the cooling furnace section are all arranged on the support frame. It is characterized in that: a furnace roll switching device is arranged below one end of the cooling furnace section close to the heating furnace section. In this utility model, the furnace roll switching device replaces the existing single furnace roll structure in the hot and cold alternating furnace section, and the positioning of the furnace roll is completed through the positioning device, so that it can be quickly aligned with other furnace rolls after switching, and this furnace roll can be conveniently repaired and measured separately by setting a maintenance door.

[0004] In order to improve the performance of stainless steel coils and remove the internal stress, an annealing furnace is needed to anneal the stainless steel coils. The annealing furnace is mainly divided into a preheating zone, a heating zone, and a cooling zone. After the stainless steel coils are heated, they need to be cooled through the cooling zone. However, the existing cooling zone of the annealing furnace is difficult to cool the stainless steel coils comprehensively and sufficiently, resulting in poor cooling effect of the stainless steel coils, and thus poor annealing and stress relieving effect of the stainless steel coils. Content of the Utility Model

[0005] The purpose of the utility model is to provide an annealing and stress relieving device for producing stainless steel coils to solve the problem of poor cooling effect of stainless steel coils proposed in the above background technique.

[0006] To achieve the above object, the present utility model provides the following technical solutions: An annealing and stress-relieving device for producing stainless steel coil plates, comprising an annealing furnace body for annealing and stress-relieving stainless steel coil plates and a cooling component; the annealing furnace body includes a preheating furnace, a heating furnace, and a cooling furnace; the input end of the heating furnace is connected to the output end of the preheating furnace; the input end of the cooling furnace is connected to the output end of the heating furnace; the cooling component is arranged in the cooling furnace; the cooling component includes a water distribution pipe A, a water distribution pipe B, and a water outlet nozzle; both ends of the water distribution pipe A pass through the cooling furnace and extend into the cooling furnace; the two water distribution pipes B are symmetrically arranged at both ends of the water distribution pipe A and communicate with the ends of the water distribution pipe A; a stainless steel coil plate cooling cavity is formed between the two water distribution pipes B; the two water outlet nozzles are symmetrically arranged at both ends of the water distribution pipe B and communicate with the ends of the water distribution pipe B; the water outlet nozzles are inclined, and adjacent two water outlet nozzles are in a counter-jet cooling manner.

[0007] Preferably, the cooling component further includes a booster pump, a water storage tank, a water suction pipe, and a water outlet pipe; the booster pump is fixedly arranged on one side of the cooling furnace; the water storage tank is arranged below the cooling furnace; the input end of the water suction pipe is arranged in the water storage tank, and the output end of the water suction pipe is connected to the input end of the booster pump; the input end of the water outlet pipe is connected to the output end of the booster pump, and the output end of the water outlet pipe is connected to the water distribution pipe A.

[0008] Preferably, it further includes a water scraping component; the water scraping component is arranged in the cooling furnace.

[0009] Preferably, the water scraping component includes a fixing plate, a spring groove, a water scraping plate, and a return spring; the two fixing plates are symmetrically fixed on both sides of the inner wall of the cooling furnace; spring grooves are formed on the opposite surfaces of the two fixing plates; the water scraping plate is slidably arranged in the spring groove, and the end of the water scraping plate passes through the spring groove and extends to the outside; the opposite surfaces of the two water scraping plates are in contact; a plurality of return springs are arranged in a linear array in the spring groove, and both ends of the return spring are respectively fixed to the inner wall of the spring groove and the water scraping plate.

[0010] Preferably, the water scraping plate is L-shaped and inclined.

[0011] Preferably, it further includes a filtering component; the filtering component is arranged on the input end of the water suction pipe.

[0012] Preferably, the filtering component includes a rotating groove, a water suction cylinder, a rotating ring, and an inclined plate; a rotating groove is formed in the water suction pipe; the water suction cylinder is rotatably arranged in the water suction pipe; the rotating ring is sleeved on the outer circumferential surface of the water suction cylinder; the rotating ring is rotatably matched with the rotating groove; a plurality of inclined plates are fixedly arranged in a circular array on the inner circumferential surface of the water suction cylinder.

[0013] Preferably, the end of the water suction cylinder is a conical mesh structure.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. By setting up the cooling component, during use, first, add an appropriate amount of cooling water into the water storage tank. Then, pass the stainless steel coil through the preheating furnace, heating furnace, and cooling furnace, so that the stainless steel coil is located between the two water distribution pipes B. Next, start the booster pump, and the booster pump sucks the cooling water in the water storage tank through the suction pipe, so that the cooling water sprays out from the water outlet nozzles through the water outlet pipe, water distribution pipe A, and water distribution pipe B. Compared with the prior art, the structure design of the present utility model is simple and reasonable, which can perform double spraying cooling on the stainless steel coil and cool both sides of the stainless steel coil, greatly improving the cooling effect of the stainless steel coil.

[0016] 2. By setting up the water scraping component, the stainless steel coil passes through between the two water scraping plates and contacts the two water scraping plates. The stainless steel coil is moved by the winding equipment at both ends of the annealing furnace body, so that the water scraping plates can scrape the residual cooling water on the cooled stainless steel coil, which can not only ensure the dryness of the stainless steel coil, but also scrape water for stainless steel coils with different thicknesses and sizes.

[0017] 3. By setting up the filtering component, the booster pump sucks the cooling water in the water storage tank through the suction pipe, so that the cooling water impacts the inclined plate, causing the suction cylinder to rotate in the suction pipe, and the rotating ring to rotate in the rotating groove, enabling the suction cylinder to throw out the impurities adhering to the end of the suction cylinder, achieving a cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the overall structural schematic diagram of the present utility model;

[0019] Figure 2 is the structural schematic diagram of the cooling furnace of the present utility model;

[0020] Figure 3 is the cross-sectional view of the cooling furnace structure of the present utility model;

[0021] Figure 4 is of the present utility model Figure 3 enlarged schematic diagram at A in;

[0022] Figure 5 is of the present utility model Figure 3 enlarged schematic diagram at B in.

[0023] In the figure:

[0024] 1. Annealing furnace body; 2. Cooling component; 3. Water scraping component; 4. Filtering component;

[0025] 101. Preheating furnace; 102. Heating furnace; 103. Cooling furnace;

[0026] 201, booster pump; 202, water storage tank; 203, suction pipe; 204, outlet pipe; 205, water distribution pipe A; 206, water distribution pipe B; 207, water outlet nozzle

[0027] 301, fixing plate; 302, spring groove; 303, wiper blade; 304, return spring

[0028] 401, rotating groove; 402, water suction cylinder; 403, rotating ring; 404, inclined plate Detailed implementation manners

[0029] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0030] Please refer to Figures 1 to 5 , the present invention provides a technical solution: an annealing and stress relieving device for producing stainless steel coil plates, including an annealing furnace body 1 for annealing and stress relieving stainless steel coil plates and a cooling component 2; the annealing furnace body 1 includes a preheating furnace 101, a heating furnace 102, and a cooling furnace 103; the input end of the heating furnace 102 is connected to the output end of the preheating furnace 101; the input end of the cooling furnace 103 is connected to the output end of the heating furnace 102;

[0031] The cooling component 2 is arranged in the cooling furnace 103; the cooling component 2 includes a booster pump 201, a water storage tank 202, a suction pipe 203, an outlet pipe 204, a water distribution pipe A 205, a water distribution pipe B 206, and a water outlet nozzle 207; the booster pump 201 is fixed on one side of the cooling furnace 103; the water storage tank 202 is arranged below the cooling furnace 103; the input end of the suction pipe 203 is arranged in the water storage tank 202, and the output end of the suction pipe 203 is connected to the input end of the booster pump 201; the input end of the outlet pipe 204 is connected to the output end of the booster pump 201, and the output end of the outlet pipe 204 is communicated with the water distribution pipe A 205; both ends of the water distribution pipe A 205 pass through the cooling furnace 103 and extend into the cooling furnace 103; two water distribution pipes B 206 are symmetrically arranged at both ends of the water distribution pipe A 205 and communicated with the ends of the water distribution pipe A 205; a stainless steel coil plate cooling cavity is formed between the two water distribution pipes B 206; two water outlet nozzles 207 are symmetrically arranged at both ends of the water distribution pipe B 206 and communicated with the ends of the water distribution pipe B 206; the water outlet nozzle 207 is inclined, and adjacent two water outlet nozzles 207 are in a counter-jet cooling manner.

[0032] The utility model improves the cooling effect of the stainless steel coil plate by arranging a cooling component 2. During use, first, an appropriate amount of cooling water is added to the water storage tank 202. Then, the stainless steel coil plate is passed through the preheating furnace 101, the heating furnace 102 and the cooling furnace 103, so that the stainless steel coil plate is located between two water distribution pipes B206. Next, the booster pump 201 is started, and the booster pump 201 sucks the cooling water in the water storage tank 202 through the water suction pipe 203, so that the cooling water is sprayed out from the water outlet nozzle 207 through the water outlet pipe 204, the water distribution pipe A205 and the water distribution pipe B206. Compared with the prior art, the structure design of the utility model is simple and reasonable, and can perform double spraying cooling on the stainless steel coil plate and cool both sides of the stainless steel coil plate, greatly improving the cooling effect of the stainless steel coil plate.

[0033] As a preferred embodiment, a water scraping component 3 is further included; the water scraping component 3 is arranged in the cooling furnace 103; wherein, the water scraping component 3 includes a fixing plate 301, a spring groove 302, a water scraping plate 303 and a return spring 304; two fixing plates 301 are symmetrically fixed on both sides of the inner wall of the cooling furnace 103; spring grooves 302 are formed on the opposite surfaces of the two fixing plates 301; the water scraping plate 303 is slidably arranged in the spring groove 302, and the end of the water scraping plate 303 passes through the spring groove 302 and extends to the outside; the opposite surfaces of the two water scraping plates 303 are in contact; three return springs 304 are arranged in the spring groove 302 in a linear array, and both ends of the return spring 304 are fixedly connected with the inner wall of the spring groove 302 and the water scraping plate 303 respectively; wherein, the water scraping plate 303 is in an L-shaped inclined shape.

[0034] By arranging the water scraping component 3, the stainless steel coil plate passes through between the two water scraping plates 303 and contacts with the two water scraping plates 303. The stainless steel coil plate is moved by the winding equipment at both ends of the annealing furnace body 1, so that the water scraping plate 303 can scrape the residual cooling water on the cooled stainless steel coil plate, which can not only ensure the dryness of the stainless steel coil plate, but also scrape water from stainless steel coil plates with different thicknesses and sizes.

[0035] As a preferred embodiment, a filtering component 4 is further included; the filtering component 4 is arranged at the input end of the water suction pipe 203; wherein, the filtering component 4 includes a rotating groove 401, a water suction cylinder 402, a rotating ring 403 and an inclined plate 404; a rotating groove 401 is formed in the water suction pipe 203; the water suction cylinder 402 is rotatably arranged in the water suction pipe 203; the rotating ring 403 is sleeved on the outer circumferential surface of the water suction cylinder 402; the rotating ring 403 is rotationally matched with the rotating groove 401; four inclined plates 404 are fixedly arranged on the inner circumferential surface of the water suction cylinder 402 in an annular array; wherein, the end of the water suction cylinder 402 is a conical mesh structure.

[0036] The utility model realizes the cleaning function by setting up a filtering component 4. The booster pump 201 sucks the cooling water in the water storage tank 202 through the water suction pipe 203, causing the cooling water to impact the inclined plate 404, making the water suction cylinder 402 rotate in the water suction pipe 203, and making the rotating ring 403 rotate in the rotating groove 401, so that the water suction cylinder 402 can throw out the impurities adhering to the end of the water suction cylinder 402.

[0037] Working principle: When in use, first, add an appropriate amount of cooling water into the water storage tank 202. Then, pass the stainless steel coil through the preheating furnace 101, the heating furnace 102 and the cooling furnace 103, so that the stainless steel coil is located between the two water distribution pipes B206, and pass the stainless steel coil through between the two wiper plates 303 and make contact with the two wiper plates 303. Next, start the booster pump 201, so that the booster pump 201 sucks the cooling water in the water storage tank 202 through the water suction pipe 203, and makes the cooling water impact the inclined plate 404, making the water suction cylinder 402 rotate in the water suction pipe 203, and making the rotating ring 403 rotate in the rotating groove 401, so that the water suction cylinder 402 can throw out the impurities adhering to the end of the water suction cylinder 402 to realize the cleaning function. Then, the cooling water is sprayed out from the water outlet nozzles 207 through the water outlet pipe 204, the water distribution pipe A205 and the water distribution pipe B206, so that the water outlet nozzles 207 can perform double spraying cooling on the stainless steel coil and cool the two sides of the stainless steel coil, improving the cooling effect of the stainless steel coil. Then, the stainless steel coil is moved by the winding equipment at both ends of the annealing furnace body 1, so that the wiper plates 303 can scrape the residual cooling water on the cooled stainless steel coil, and so on.

[0038] The above is the working process of the whole device, and the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0039] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An annealing stress relief device for producing stainless steel coils, characterized in that: The invention comprises an annealing furnace body (1) and a cooling assembly (2) for annealing and stress relief of stainless steel coils; the annealing furnace body (1) comprises a preheating furnace (101), a heating furnace (102) and a cooling furnace (103); the input end of the heating furnace (102) is connected to the output end of the preheating furnace (101); the input end of the cooling furnace (103) is connected to the output end of the heating furnace (102); the cooling assembly (2) is arranged in the cooling furnace (103); the cooling assembly (2) comprises a water distribution pipe A (205), a water distribution pipe B (206) and a water outlet nozzle (207); ); both ends of the water distribution pipe A (205) pass through the cooling furnace (103) and extend into the cooling furnace (103); the two water distribution pipes B (206) are symmetrically arranged at both ends of the water distribution pipe A (205) and are in communication with the ends of the water distribution pipe A (205); a stainless steel coil cooling chamber is formed between the two water distribution pipes B (206); the two water outlet nozzles (207) are symmetrically arranged at both ends of the water distribution pipe B (206) and are in communication with the ends of the water distribution pipe B (206); the water outlet nozzles (207) are inclined, and two adjacent water outlet nozzles (207) are in opposite spray cooling.

2. The annealing stress relief device for producing stainless steel coil according to claim 1, characterized in that: The cooling assembly (2) further comprises a booster pump (201), a water storage tank (202), a water suction pipe (203) and a water outlet pipe (204); the booster pump (201) is fixedly mounted on one side of the cooling furnace (103); the water storage tank (202) is arranged below the cooling furnace (103); the input end of the water suction pipe (203) is arranged in the water storage tank (202), and the output end of the water suction pipe (203) is connected to the input end of the booster pump (201); the input end of the water outlet pipe (204) is connected to the output end of the booster pump (201), and the output end of the water outlet pipe (204) is in communication with a water distribution pipe A (205).

3. The annealing stress relief device for producing stainless steel coil according to claim 1, characterized in that: It also comprises a wiper assembly (3); the wiper assembly (3) is arranged in the cooling furnace (103).

4. The annealing stress relief device for producing stainless steel coil according to claim 3, characterized in that: The wiper assembly (3) comprises a fixed plate (301), a spring slot (302), a wiper blade (303) and a return spring (304); the two fixed plates (301) are symmetrically fixed on both sides of the inner wall of the cooling furnace (103); the two fixed plates (301) are provided with spring slots (302) on opposite sides; the wiper blade (303) is slidably arranged in the spring slot (302), and the end of the wiper blade (303) passes through the spring slot (302) and extends to the outside; the two wiper blades (303) are in contact with each other on opposite sides; a plurality of return springs (304) are arranged in a linear array in the spring slot (302), and the two ends of the return spring (304) are fixedly connected to the inner wall of the spring slot (302) and the wiper blade (303) respectively.

5. The annealing stress relief device for producing stainless steel coils according to claim 4, characterized in that: The wiper blade (303) is L-shaped and inclined.

6. The annealing stress relief device for producing stainless steel coils according to claim 2, characterized in that: It also comprises a filter assembly (4); the filter assembly (4) is arranged on the input end of the water suction pipe (203).

7. The annealing stress relief device for producing stainless steel coils according to claim 6, characterized in that: The filtering assembly (4) comprises a rotating groove (401), a water suction cylinder (402), a rotating ring (403) and an inclined plate (404); the rotating groove (401) is provided in the water suction pipe (203); the water suction cylinder (402) is rotatably arranged in the water suction pipe (203); the rotating ring (403) is sleeved on the outer circumferential surface of the water suction cylinder (402); the rotating ring (403) is rotatably matched with the rotating groove (401); and a plurality of inclined plates (404) are fixedly arranged on the inner circumferential surface of the water suction cylinder (402) in a ring array.

8. The annealing stress relief device for producing stainless steel coils according to claim 7, characterized in that: The end of the water absorption cylinder (402) is a conical mesh structure.

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