Method and apparatus for cleaning furnace rollers of an annealing furnace

Abstract

The application discloses an annealing furnace processing furnace roller nodulation cleaning method and equipment, including the following steps: 1) first close the annealing furnace and determine the furnace roller stop working; 2) the cleaning equipment is inserted into the inside of the annealing furnace, and after the insertion is completed, the scraper is rotated by 90 degrees, so that the scraper faces the furnace roller; 3) after the turning is completed, the scraper is moved, and the scraper is attached to the surface of the furnace roller, at this time, the scraper is V-shaped; 4) after the attachment of the scraper is completed, the scraper is heated, so that the scraper can soften the nodulation on the surface of the furnace roller and improve the cleaning effect. The application has the advantages of efficient cleaning, solves the problems that the existing annealing furnace is not uniform in the distribution of the nodulation on the surface of the furnace roller when the nodulation on the furnace roller is cleaned, the staff is more cumbersome in cleaning the nodulation on the furnace roller, the cleaning efficiency of the nodulation on the furnace roller is reduced, and the workload of the staff and the downtime of the annealing furnace are increased.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of metal processing equipment, in particular to a cleaning method and device for treating the roller nodules of an annealing furnace. BACKGROUND

[0002] The annealing furnace belongs to a kind of metal processing equipment, and is used for annealing process of metal or other materials.Annealing refers to heating metal to a certain temperature and then slowly cooling it to change its crystal structure, reduce hardness and strength, reduce internal stress, improve processability and material performance.

[0003] The annealing furnace usually consists of a heating chamber and a control system.The heating chamber is equipped with heating elements such as resistance wires, gas flames or electromagnetic induction coils to provide the required heating energy.The control system can set and adjust heating temperature, holding time and cooling rate, etc.to ensure accurate control of the annealing process, and the furnace roller for conveying metal materials is also arranged inside.The furnace roller is arranged in one or more rows inside the annealing furnace to provide a flat surface for the workpiece to be processed to be placed stably on it.This can prevent the workpiece from deforming, falling or touching the heating element, ensuring uniform heating and annealing effect.

[0004] If there are defects, dirt, oxides or other undesirable impurities on the surface of the annealing material, these substances may melt and adhere to the surface of the furnace roller at high temperature, gradually forming nodules, which need to be cleaned regularly to ensure the continued use of the furnace roller.

[0005] The existing annealing furnace is more cumbersome for workers to clean the furnace roller nodules when cleaning the furnace roller nodules because the furnace roller nodules are not evenly distributed on the surface, which reduces the cleaning efficiency of the furnace roller nodules and increases the workload of the workers and the downtime of the annealing furnace. SUMMARY

[0006] The purpose of the present application is to provide a cleaning method and device for treating the furnace roller nodules of an annealing furnace, which has the advantage of efficient cleaning, and solves the problem of the existing annealing furnace being more cumbersome for workers to clean the furnace roller nodules when cleaning the furnace roller nodules because the furnace roller nodules are not evenly distributed on the surface, which reduces the cleaning efficiency of the furnace roller nodules and increases the workload of the workers and the downtime of the annealing furnace.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical solution: a cleaning method for treating the furnace roller nodules of an annealing furnace, comprising the following steps:

[0008] 1) First, shut down the annealing furnace and determine that the furnace roller has stopped working;

[0009] 2) put the cleaning device into the interior of the annealing furnace, after the extension, rotate the scraper by 90 degrees, so that the scraper faces the furnace roller;

[0010] 3) after the rotation, move the scraper, and the scraper is attached to the surface of the furnace roller, at this time, the scraper is V-shaped;

[0011] 4) after the attachment of the scraper, the scraper is heated, so that the scraper can soften the nodules on the surface of the furnace roller and improve the cleaning effect;

[0012] 5) after the scraper is heated to the specified temperature, the furnace roller is controlled to rotate slowly, so that the scraper can clean the nodules on the surface of the furnace roller;

[0013] 6) during the rotation of the furnace roller, the scraper is moved on the surface of the furnace roller, so that the scraper uniformly cleans the surface of the furnace roller, thereby improving the cleaning efficiency;

[0014] 7) after the cleaning is completed, the scraper is taken out, and the scraper is cooled, and after the cooling is completed, the impurities remaining on the surface of the scraper are cleaned, so that the scraper can be used for subsequent cleaning work.

[0015] A cleaning device for treating nodules on the furnace roller of an annealing furnace, comprising a rod body, a driving mechanism is fixedly installed at the bottom of the rod body, a rotating mechanism is fixedly connected to one end of the rod body, a cleaning mechanism is fixedly connected to the rotating end of the rotating mechanism, and the cleaning mechanism is attached to the surface of the furnace roller to clean the nodules.

[0016] Preferably, the driving mechanism comprises a box body, a screw rod is rotatably connected inside the box body, a nut sleeve that slides on the inner wall of the box body is threadedly sleeved on the surface of the screw rod, a connecting seat is fixedly connected to the top of the nut sleeve, a mounting piece is arranged on the connecting seat, and the connecting seat is fixedly connected with the rod body through the mounting piece.

[0017] Preferably, the box body is fixedly connected with a servo motor on one side, and the output shaft of the servo motor is fixedly connected with one end of the screw rod.

[0018] Preferably, the box body is fixedly connected with a base for supporting the box body at the bottom.

[0019] Preferably, the rotating mechanism comprises a first shell and a second shell, the second shell is fixedly connected to the top of the first shell, the first shell and the second shell are fixedly connected with an electric telescopic rod on opposite sides, the moving end of the electric telescopic rod is fixedly connected with a rack, the front side of the rack is engaged with a rotating rod, the rotating rod is rotatably connected to the first shell and the second shell, a rotating gear is fixedly sleeved on the surface of the rotating rod, and the surface of the rotating rod is fixedly connected with a rotating plate.

[0020] Preferably, the rack is movably connected to the opposite sides of the first shell and the second shell, and the first shell is fixedly connected with a limiting column for limiting the rotating plate.

[0021] Preferably, the cleaning mechanism comprises a mounting seat, the mounting seat is rotatably connected with a driving rod and a driven rod respectively, the surfaces of the driving rod and the driven rod are fixedly connected with scrapers, the scrapers are internally provided with heat conduction cavities for storing heat conduction liquid, the opposite sides of the scrapers are fixedly connected with heat conduction plates, the inner cavity of the mounting seat is fixedly connected with a fixing frame at the middle end, the top and the bottom of the fixing frame are fixedly installed with infrared emitters, the infrared emitters emit infrared rays to heat the heat conduction plates, one side of the mounting seat is fixedly connected with a micro motor, and the output shaft of the micro motor is fixedly connected with the driving rod.

[0022] Preferably, the surfaces of the driving rod and the driven rod are respectively fixedly sleeved with a driving gear and a driven gear which are engaged with each other, and the inner wall of the mounting seat is fixedly connected with a limiting plate for limiting the scrapers.

[0023] Preferably, the driving mechanism is fixedly installed with a controller, and the rod body is fixedly connected with handles on the front and back sides.

[0024] Compared with the prior art, the present application has the following advantages:

[0025] 1. The rod body can conveniently pass through the furnace opening into the annealing furnace, the rotating mechanism and the cleaning mechanism enter the annealing furnace, the rotating mechanism drives the cleaning mechanism to rotate 90 degrees, the cleaning mechanism is close to the furnace roller, the ground moving driving mechanism is driven, the rod body, the rotating mechanism and the cleaning mechanism are synchronously moved, the cleaning mechanism is attached to the surface of the furnace roller to clean the nodules, the furnace roller rotates during the cleaning process, and the driving mechanism drives the rod body to move, so that the cleaning mechanism can move on the surface of the furnace roller, and the nodules on the surface of the furnace roller are efficiently cleaned.

[0026] 2. The driving mechanism can conveniently drive the rod body to move, so that the rod body drives the cleaning mechanism to slide on the surface of the furnace roller, the output shaft of the servo motor drives the screw rod to rotate, the screw rod drives the nut sleeve to slide on the inner wall of the box body, and since the rod body is fixed in the connecting seat through the mounting piece, the rod body is synchronously driven to move left and right.

[0027] 3. The rotating mechanism can conveniently drive the cleaning mechanism to rotate, so that the cleaning mechanism passes through the furnace opening and enters the annealing furnace, the electric telescopic rod drives the rack to move, drives the rotating rod and the rotating gear to rotate, the rotating rod drives the rotating plate to rotate, so that the angle of the cleaning mechanism is changed, and the limiting column in the first shell limits the rotating angle of the rotating plate, so that the cleaning of the cleaning mechanism is not affected by the excessive rotating amplitude.

[0028] 4. The cleaning mechanism can efficiently clean the nodules on the surface of the furnace roller, the output shaft of the micro motor drives the driving rod to rotate, the driving rod drives the driven gear and the driven rod to reverse through the driving gear, so that the two scrapers are opened in V shape, and the scraping teeth on the opposite side of the scraper can clean the nodules on the surface of the furnace roller, before cleaning, the two infrared emitters emit infrared rays, the infrared rays irradiate the surface of the heat conducting plate to heat it, and the heat of the heat conducting plate is uniformly conducted on the scraper through the heat conducting liquid in the heat conducting cavity, so that the temperature of the scraper as a whole is quickly increased, and the hard nodules can be softened and cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a front view of the present application;

[0030] Figure 2 It is a rear view of the present application;

[0031] Figure 3 It is a front view of the driving mechanism of the present application;

[0032] Figure 4 It is a front view of the rotating mechanism of the present application;

[0033] Figure 5 Front view of the cleaning mechanism of the present application;

[0034] Figure 6 Rear view of the cleaning mechanism of the present application;

[0035] Figure 7 Sectional view of the scraper of the present application.

[0036] In the figure: 1, rod body; 2, rotating mechanism; 201, first shell; 202, second shell; 203, electric telescopic rod; 204, rack; 205, rotating rod; 206, rotating gear; 207, rotating plate; 208, limiting column; 3, cleaning mechanism; 301, mounting seat; 302, driven gear; 303, driven rod; 304, limiting plate; 305, infrared emitter; 306, micro motor; 307, fixing frame; 308, heat-conducting plate; 309, scraper; 310, driving rod; 311, driving gear; 312, heat-conducting cavity; 4, driving mechanism; 401, box body; 402, mounting piece; 403, connecting seat; 404, nut sleeve; 405, screw rod; 406, servo motor; 407, base; 5, controller; 6, handle; 7, furnace mouth; 8, furnace roller. DETAILED DESCRIPTION

[0037] Example 1

[0038] A cleaning method for treating the nodules on the furnace roller of an annealing furnace, comprising the following steps:

[0039] 1) First, shut down the annealing furnace and determine that the furnace roller 8 has stopped working;

[0040] 2) Extend the cleaning device into the interior of the annealing furnace, and after the extension is completed, rotate the scraper 309 by ninety degrees so that the scraper 309 faces the furnace roller 8;

[0041] 3) After the rotation is completed, move the scraper 309 so that the scraper 309 is attached to the surface of the furnace roller 8, at which time the scraper 309 is unfolded in a V shape;

[0042] 4) After the attachment of the scraper 309 is completed, warm up the scraper 309 so that the scraper 309 can soften the nodules on the surface of the furnace roller 8 and improve the cleaning effect;

[0043] 5) After the scraper 309 is warmed up to the specified temperature, control the furnace roller 8 to rotate slowly so that the scraper 309 can clean the nodules on the surface of the furnace roller 8 for one revolution;

[0044] 6) During the rotation of the furnace roller 8, move the scraper 309 on the surface of the furnace roller 8 so that the scraper 309 uniformly cleans the surface of the furnace roller 8 to improve the cleaning efficiency;

[0045] 7) After cleaning, remove the scraper 309, and cool the scraper 309, after cooling, clean the impurities remaining on the surface of the scraper 309, so that the scraper 309 can be cleaned for subsequent work.

[0046] Embodiment 2

[0047] This embodiment is based on embodiment 1, please refer to Figures 1-7 A cleaning device for annealing furnace processing furnace roller nodules, including rod body 1, the bottom of rod body 1 is fixedly installed with driving mechanism 4, one end of rod body 1 is fixedly connected with rotating mechanism 2, the rotating end of rotating mechanism 2 is fixedly connected with cleaning mechanism 3, cleaning mechanism 3 is attached to the surface of furnace roller 8 to clean nodules;

[0048] By setting rod body 1, rotating mechanism 2 and cleaning mechanism 3 can be conveniently inserted into the annealing furnace through the furnace opening 7, after rotating mechanism 2 and cleaning mechanism 3 enter the annealing furnace, rotating mechanism 2 drives cleaning mechanism 3 to rotate ninety degrees, so that cleaning mechanism 3 is close to furnace roller 8, by moving driving mechanism 4 on the ground, driving mechanism 4 drives rod body 1, rotating mechanism 2 and cleaning mechanism 3 to move synchronously, so that cleaning mechanism 3 is attached to the surface of furnace roller 8 to clean nodules, during the cleaning process of cleaning mechanism 3, furnace roller 8 rotates, and driving mechanism 4 drives rod body 1 to move, so that cleaning mechanism 3 can move on the surface of furnace roller 8 to efficiently clean the nodules on the surface of furnace roller 8, cleaning mechanism 3 is preheated to an appropriate temperature before cleaning to soften the nodules, which reduces the difficulty of cleaning.

[0049] Further, driving mechanism 4 includes box body 401, screw rod 405 is rotatably connected inside box body 401, nut sleeve 404 is threadedly sleeved on the surface of screw rod 405 and slides on the inner wall of box body 401, connecting seat 403 is fixedly connected to the top of nut sleeve 404, mounting piece 402 is arranged on connecting seat 403, connecting seat 403 is fixedly connected with rod body 1 through mounting piece 402, servo motor 406 is fixedly connected to one side of box body 401, and the output shaft of servo motor 406 is fixedly connected with one end of screw rod 405;

[0050] By setting driving mechanism 4, rod body 1 can be conveniently driven to move, so that rod body 1 drives cleaning mechanism 3 to slide on the surface of furnace roller 8, the output shaft of servo motor 406 drives screw rod 405 to rotate, screw rod 405 drives nut sleeve 404 to slide on the inner wall of box body 401, since rod body 1 is fixedly connected in connecting seat 403 through mounting piece 402, rod body 1 is synchronously driven to move left and right.

[0051] Further, box body 401 is fixedly connected with base 407 for supporting.

[0052] Further, the rotating mechanism 2 comprises a first shell 201 and a second shell 202, the second shell 202 is fixedly connected to the top of the first shell 201, the first shell 201 and the second shell 202 are fixedly connected with an electric telescopic rod 203 on opposite sides, the moving end of the electric telescopic rod 203 is fixedly connected with a rack 204, the front side of the rack 204 is engaged with a rotating rod 205, the first shell 201 and the second shell 202 are rotatably connected with the rotating rod 205, a rotating gear 206 is fixedly sleeved on the surface of the rotating rod 205, and the surface of the rotating rod 205 is fixedly connected with a rotating plate 207;

[0053] By arranging the rotating mechanism 2, the cleaning mechanism 3 can be conveniently rotated to facilitate the cleaning mechanism 3 to pass through the furnace opening 7 and extend into the annealing furnace, the electric telescopic rod 203 drives the rack 204 to move, thereby driving the rotating rod 205 and the rotating gear 206 to rotate, and the rotating rod 205 drives the rotating plate 207 to rotate, so that the angle of the cleaning mechanism 3 is changed.

[0054] Further, the rack 204 is movably connected to the opposite side of the first shell 201 and the second shell 202, the first shell 201 is fixedly connected with a limiting column 208 for limiting the rotating plate 207, and the limiting column 208 in the first shell 201 limits the rotating angle of the rotating plate 207, so that the rotating amplitude is prevented from being too large to affect the cleaning of the cleaning mechanism 3.

[0055] Further, the cleaning mechanism 3 comprises a mounting seat 301, the mounting seat 301 is rotatably connected with a driving rod 310 and a driven rod 303, the surfaces of the driving rod 310 and the driven rod 303 are fixedly connected with scrapers 309, the scrapers 309 are provided with heat conduction cavities 312 for storing heat conduction liquid, the scrapers 309 are fixedly connected with heat conduction plates 308 on opposite sides, the mounting seat 301 is fixedly connected with a fixing frame 307 at the middle of the inner cavity, the top and the bottom of the fixing frame 307 are fixedly installed with infrared emitters 305, the infrared emitters 305 emit infrared rays to heat the heat conduction plates 308, one side of the mounting seat 301 is fixedly connected with a micro motor 306, the output shaft of the micro motor 306 is fixedly connected with the driving rod 310, and the surfaces of the driving rod 310 and the driven rod 303 are fixedly sleeved with driving gears 311 and driven gears 302 which are engaged with each other.

[0056] By setting up the cleaning mechanism 3, the nodules on the surface of the furnace roller 8 can be cleaned efficiently. The output shaft of the micro motor 306 drives the drive rod 310 to rotate. The drive rod 310 drives the driven gear 302 and the driven rod 303 to reverse through the drive gear 311, so that the upper and lower scrapers 309 open in a V-shape. After opening, the scraper teeth on the opposite side of the scraper 309 can clean the nodules on the surface of the furnace roller 8. Before cleaning, the upper and lower infrared emitters 305 emit infrared rays. The infrared rays irradiate the surface of the heat-conducting plate 308 to heat it. The heat of the heat-conducting plate 308 is evenly conducted to the scraper 309 through the heat-conducting liquid inside the heat-conducting cavity 312 to quickly increase the overall temperature of the scraper 309, so that the scraper 309 can soften and clean the hard nodules.

[0057] Furthermore, a limiting plate 304 is fixedly connected to the inner wall of the mounting base 301 to limit the scraper 309. The limiting plate 304 prevents the scraper 309 from opening excessively, which would affect the fit between the scraper 309 and the furnace roller 8.

[0058] Furthermore, a controller 5 is fixedly installed on the drive mechanism 4. The controller 5 controls the cleaning mechanism 3, the rotating mechanism 2 and the drive mechanism 4. Handles 6 are fixedly connected to both the front and rear sides of the rod 1, so that the staff can easily hold the rod 1 through the handles 6.

[0059] The above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A method of cleaning a furnace roller of an annealing furnace from scale, characterized in that Comprise the following steps: 1) First, close the annealing furnace and determine the furnace roller (8) stop working; 2) The cleaning device is inserted into the interior of the annealing furnace, and after the insertion is completed, the scraper (309) is rotated by ninety degrees, so that the scraper (309) faces the furnace roller (8); 3) After the turning is completed, the scraper (309) is moved to be attached to the surface of the furnace roller (8), at which time the scraper (309) is V-shaped; 4) After the attachment of the scraper (309) is completed, the scraper (309) is heated to soften the nodules on the surface of the furnace roller (8) and improve the cleaning effect; 5) After the scraper (309) is heated to a specified temperature, the furnace roller (8) is controlled to rotate slowly, so that the scraper (309) cleans the nodules on the surface of the furnace roller (8) for one revolution; 6) During the rotation of the furnace roller (8), the scraper (309) is moved on the surface of the furnace roller (8), so that the scraper (309) uniformly cleans the surface of the furnace roller (8) to improve the cleaning efficiency; 7) After the cleaning is completed, the scraper (309) is removed, and the scraper (309) is cooled, and after the cooling is completed, the impurities remaining on the surface of the scraper (309) are cleaned, so that the scraper (309) can be used for subsequent cleaning work; The cleaning device comprises a rod body (1), a driving mechanism (4) is fixedly installed at the bottom of the rod body (1), one end of the rod body (1) is fixedly connected with a rotating mechanism (2), the rotating mechanism (2) is fixedly connected with a cleaning mechanism (3) at the rotating end, and the cleaning mechanism (3) is attached to the surface of the furnace roller (8) to clean the nodules; The driving mechanism (4) comprises a box body (401), a lead screw (405) is rotatably connected in the box body (401), a nut sleeve (404) is sleeved on the surface of the lead screw (405) and slides on the inner wall of the box body (401), the nut sleeve (404) is fixedly connected with a connecting seat (403) at the top, and a mounting piece (402) is arranged on the connecting seat (403); the connecting seat (403) is fixedly connected with the rod body (1) through the mounting piece (402); One side of the box body (401) is fixedly connected with a servo motor (406), and the output shaft of the servo motor (406) is fixedly connected with one end of the lead screw (405); The bottom of the box body (401) is fixedly connected with a base (407) for supporting the box body (401); The rotating mechanism (2) comprises a first shell (201) and a second shell (202), the second shell (202) is fixedly connected to the top of the first shell (201), the first shell (201) and the second shell (202) are fixedly connected with an electric telescopic rod (203) on opposite sides, the electric telescopic rod (203) is fixedly connected with a rack (204) at the moving end, the rack (204) is meshed with a rotating rod (205) at the front side, the rotating rod (205) is rotatably connected to the first shell (201) and the second shell (202), a rotating gear (206) is fixedly sleeved on the surface of the rotating rod (205), and the rotating rod (205) is fixedly connected with a rotating plate (207) on the surface. The rack (204) is movably connected to opposite sides of the first shell (201) and the second shell (202), and the first shell (201) is fixedly connected with a limiting column (208) for limiting a counter-rotating plate (207); The cleaning mechanism (3) comprises a mounting seat (301), the mounting seat (301) is rotatably connected with a driving rod (310) and a driven rod (303) respectively, the surfaces of the driving rod (310) and the driven rod (303) are fixedly connected with scrapers (309), the scrapers (309) are internally provided with heat conduction cavities (312) for storing heat conduction liquid, one side of the scrapers (309) is fixedly connected with heat conduction plates (308), the inner cavity of the mounting seat (301) is fixedly connected with a fixed frame (307) at the middle end, the top and the bottom of the fixed frame (307) are fixedly installed with infrared emitters (305), the infrared emitters (305) emit infrared rays to heat the heat conduction plates (308), one side of the mounting seat (301) is fixedly connected with a micro motor (306), and the output shaft of the micro motor (306) is fixedly connected with the driving rod (310). The surfaces of the driving rod (310) and the driven rod (303) are fixedly sleeved with a driving gear (311) and a driven gear (302) which are meshed with each other, and the inner wall of the mounting seat (301) is fixedly connected with a limiting plate (304) for limiting the scrapers (309).

2. The method of claim 1, wherein: The driving mechanism (4) is fixedly installed with a controller (5), and the rod body (1) is fixedly connected with handles (6) on the front and rear sides.

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