Automatic slag removing device of metal sintering furnace

Abstract

The utility model relates to the technical field of sintering furnaces, in particular to an automatic slag removal device for a metal sintering furnace, which comprises a furnace body, a top cover is slidably connected to the top of the furnace body, a splicing cleaning mechanism is mounted on the top cover and the furnace body, a feeding pipe is mounted at one end of the interior of the top cover in an embedded manner, and a sealing cover is clamped to the top of the feeding pipe through a lock catch. A first motor is installed in the center of the top of the top cover, the splicing sweeping mechanism comprises a clamping assembly, a stirring scraping sweeping assembly and a closed guide assembly, the clamping assembly is used for rapidly disassembling and assembling the top cover and the stirring scraping sweeping assembly, and the stirring scraping sweeping assembly is used for assisting powder mixing and scraping slag bonded to the inner wall of the furnace body. The closed guide assembly is used for guiding the scraped slag to be discharged; the slag removal device is simple in structure and convenient to operate, waste slag adhering to the inner wall of the sintering furnace can be effectively scraped away, the stirring scraping and sweeping assembly can be taken down to be overhauled and maintained by pressing and pulling, and the slag removal effect and the slag removal efficiency are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sintering furnaces, in particular to an automatic slag cleaning device for a metal sintering furnace. Background Art

[0002] A furnace body is a device mainly used for heat treatment such as normalizing, quenching, annealing, etc. for alloy steel products and various metal parts, or for high-temperature sintering of cutting blades such as diamonds. When burning fuel in existing furnaces, a large amount of fuel will not be burned completely, resulting in a large amount of slag. The labor intensity of slag cleaning is relatively high, and the slag caused by incomplete combustion is difficult to clean. It often takes a lot of manpower and time to use specific tools to clean the furnace body. Therefore, it is necessary to provide a furnace body that is easy to clean slag to solve the above technical problems.

[0003] In order to solve the above technical problems, a Chinese patent with the publication number CN219301339U in the prior art discloses a furnace body that is convenient for slag cleaning, comprising a furnace body, an L-shaped pillar fixedly mounted on one end side wall of the furnace body, and a push rod slidably connected to the L-shaped pillar, and a second gear fixedly mounted on one side of the push rod.

[0004] A motor is fixedly mounted on the top of the L-shaped support column.

[0005] Although the above-mentioned existing technical solution facilitates the collection of waste slag in the furnace body and saves a lot of workers time and effort in cleaning slag, it is unable to scrape off the waste slag adhered to the inner wall of the furnace body. The stirring range during cleaning is limited and cannot contact the inner wall of the furnace body. It can only move some larger and protruding waste slag. The slag cleaning effect is insufficient, and its rotating plate is difficult to quickly remove from the furnace body for inspection and maintenance. When it is worn and broken, it is difficult to move the waste slag, which in turn affects the slag cleaning efficiency. Utility Model Content

[0006] The purpose of the utility model is to provide an automatic slag cleaning device for a metal sintering furnace to solve the problems raised in the above-mentioned background technology that the slag cannot be scraped off the waste slag adhered to the inner wall of the furnace body, the stirring range is limited during cleaning and cannot contact the inner wall of the furnace body, and can only move some larger and protruding waste slag, resulting in insufficient slag cleaning effect, and the rotating plate is difficult to be quickly removed from the furnace body for inspection and maintenance. When it is worn and broken, it is difficult to move the waste slag, which in turn affects the slag cleaning efficiency.

[0007] To achieve the above objectives, the present invention provides the following technical solutions:

[0008] An automatic slag cleaning device for a metal sintering furnace includes a furnace body, a plurality of groups of supporting legs are arranged at the bottom of the furnace body, a top cover is slidably connected to the top of the furnace body, a spliced ​​cleaning mechanism is installed on the top cover and the furnace body, a feed pipe is embedded in one end of the inner part of the top cover, a sealing cover is connected to the top of the feed pipe by a lock, a first motor is installed at the top center of the top cover, the spliced ​​cleaning mechanism includes a snap-on assembly, a stirring and scraping assembly and a closed guide assembly, the snap-on assembly is used for quickly disassembling and assembling the top cover and the stirring and scraping assembly, the stirring and scraping assembly is used to assist powder mixing and scrape off the slag adhered to the inner wall of the furnace body, and the closed guide assembly is used to guide the scraped slag to be discharged.

[0009] The transmission gear of the present invention is connected with the gear of the said first gear to the said second gear of the said first gear and the gear of the said second gear are connected with the gear of the said first gear to the said second gear of the said second gear.

[0010] The locking mechanism is configured to lock the locking mechanism, wherein the locking mechanism has a lock on the locking mechanism and a spring, and the locking mechanism has a lock on the locking mechanism, wherein the locking mechanism is configured to lock the locking mechanism.

[0011] As a preferred solution of the present invention, the buckle and pull assembly includes an extension groove opened at the top of the mounting seat, a pull rod is installed on one side of the pressure plate between the two groups of first springs, and pull-out grooves are opened on both sides of the pressure groove inside the mounting seat. The pull rod and the pull-out groove are slidably connected, and one end of the pull rod extending to the inner side of the extension groove is rotatably connected to a pull ring, and a hanging column is installed on the inner wall of the extension groove, and the side cross-section of the hanging column is L-shaped.

[0012] As a preferred solution of the present invention, the top surface of the mounting seat is hinged with a closing cover through a hinge, a buckle groove is provided on one side of the closing cover, a magnetic block is embedded and installed at one end inside the closing cover, and an iron block that is adsorbed by the magnetic block is embedded and installed on one side of the inner wall of the extension groove.

[0013] As a preferred solution of the present invention, the closed guide assembly includes a slag discharge pipe embedded in the bottom end of the furnace body, a retaining groove extending to the interior of the furnace body at the end of the slag discharge pipe is opened on one side of the furnace body, a baffle is slidably connected to the inside of the retaining groove, and a placement block is installed in the center of the inner wall of the slag discharge pipe.

[0014] As a preferred solution of the present invention, a fixed cylinder is installed on one side of the outer wall of the furnace body, an adjustment groove is opened on one side of the fixed cylinder, a threaded rod is rotatably connected to the inner side of the adjustment groove, an adjustment plate is threadedly connected to the outer side of the threaded rod, one end of the adjustment plate is fixedly connected to one end of the baffle, a second motor is installed on one end of the fixed cylinder, and the driving end of the second motor extends to the inner side of the fixed cylinder and is fixedly connected to one end of the threaded rod.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] In the utility model, a snap-on assembly is used to quickly disassemble and assemble the top cover and the stirring and scraping assembly. The stirring and scraping assembly is used to assist in powder mixing and scrape off the slag adhered to the inner wall of the furnace body. The closed guide assembly is used to guide the scraped slag to be discharged. It has a simple structure and is easy to operate. It can effectively scrape off the waste slag adhered to the inner wall of the sintering furnace, and the stirring and scraping assembly can be removed for inspection and maintenance by pressing and pulling, which further improves the slag cleaning effect and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of a partial cross-sectional structure of the furnace body of the utility model;

[0019] Figure 3 This is a schematic diagram of the partial three-dimensional structure of the lap joint and mounting seat of the utility model

[0020] Figure 4 This is a partial cross-sectional structural diagram of the clamping assembly of the utility model;

[0021] Figure 5 This is a partial cross-sectional structural diagram of the stirring and scraping assembly of the utility model;

[0022] Figure 6 It is a schematic diagram of the partial three-dimensional structure of the closed guide component of the utility model.

[0023] In the figure: 1. furnace body; 2. top cover; 3. feed pipe; 4. first motor; 5. adjusting sleeve; 6. first bevel gear; 7. rotating rod; 8. extension seat; 9. extension block; 10. overlap seat; 11. mounting seat; 12. clamping block; 13. pressure plate; 14. stop block; 15. first spring; 16. pull rod; 17. hanging column; 18. closing cover; 19. magnetic block; 20. slag discharge pipe; 21. guide ramp; 22. first scraper; 23. second scraper; 24. baffle; 25. fixing cylinder; 26. adjusting plate. DETAILED DESCRIPTION

[0024] The following will combine the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only 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 ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] Example:

[0026] See also Figures 1-6 , the utility model provides a technical solution:

[0027] The automatic slag cleaning device for a metal sintering furnace includes a furnace body 1. A plurality of supporting legs are arranged at the bottom of the furnace body 1. A top cover 2 is slidably connected to the top of the furnace body 1. A spliced ​​cleaning mechanism is installed on the top cover 2 and the furnace body 1. A feed pipe 3 is embedded in one end of the inner part of the top cover 2. A sealing cover is connected to the top of the feed pipe 3 through a lock. A first motor 4 is installed at the center of the top of the top cover 2. The spliced ​​cleaning mechanism includes a snap-on assembly, a stirring and scraping assembly, and a closed guide assembly. The snap-on assembly is used to quickly disassemble and assemble the top cover 2 and the stirring and scraping assembly. The stirring and scraping assembly is used to assist The powder is mixed and the slag adhered to the inner wall of the furnace body 1 is scraped off. The closed guide assembly is used to guide the scraped slag to be discharged. When in use, the device can be used to quickly disassemble and assemble the top cover 2 and the stirring and scraping assembly through the clamping assembly. The stirring and scraping assembly is used to assist in powder mixing and scraping off the slag adhered to the inner wall of the furnace body 1. The closed guide assembly is used to guide the scraped slag to be discharged. It has a simple structure and is easy to operate. It can effectively scrape off the waste slag adhered to the inner wall of the sintering furnace, and the stirring and scraping assembly can be removed for inspection and maintenance by pressing and pulling, which further improves the slag cleaning effect and efficiency.

[0028] In this embodiment, if Figure 2 、 Figure 5 and Figure 6As shown, the stirring and scraping assembly includes a connecting rod installed on one side of the inner wall of the furnace body 1, and an adjusting sleeve 5 is installed on the other end of the connecting rod. One side of the inner wall of the adjusting sleeve 5 is rotatably connected to the first bevel gear 6, and both ends of the first bevel gear 6 are meshed with the second bevel gear. The other ends of the two groups of second bevel gears are installed with rotating rods 7, and the rotating rods 7 are rotatably connected to the adjusting sleeve 5. The driving end of the first motor 4 extends to the inside of the furnace body 1 and is fixedly connected to one end of one group of rotating rods 7. First, starting the first motor 4 can drive one group of rotating rods 7 to rotate, and cooperating with the two groups of first bevel gears 6 and second bevel gears can drive the other group of rotating rods 7 to rotate in the opposite direction, stirring the raw materials for mixing, and improving the sintering effect.

[0029] In this embodiment, if Figure 2 、 Figure 5 and Figure 6 As shown, both ends of the outer side of the rotating rod 7 are equipped with extension seats 8, and an extension groove is provided inside the extension seat 8. An extension block 9 is slidably connected to the inner side of the extension groove. Second springs are installed between the two ends of one side of the extension block 9 and the inner wall of the extension groove. The cross-sections of the extension block 9 and the extension groove are both T-shaped. A guide slope 21 is provided at the bottom end of the inner wall of the furnace body 1, and the other ends of two groups of extension blocks 9 are equipped with a first scraper 22, and the other ends of the other two groups of extension blocks 9 are equipped with a second scraper 23. Then, after sintering is completed, the speed of the first motor 4 can be increased. At this time, under the influence of centrifugal force, the extension block 9 slides and extends on the inside of the extension groove, squeezing the two groups of second springs to retract, and the first scraper 22 and the second scraper 23 then extend to contact each group of inner walls of the furnace body 1, scraping off some small waste slag adhering to the inner wall.

[0030] In this embodiment, if Figure 2 、 Figure 5 and Figure 6 The slag scraping machine 20 is fixed on the upper surface of the slag pipe 20, and the slag scraping machine 20 is fixed on the upper surface of the slag pipe 20. As shown in FIG, the closed guide assembly includes a slag discharge pipe 20 embedded in the bottom end of the furnace body 1. One side of the furnace body 1 is provided with a retaining groove extending to the furnace body 1 and located at the end of the slag discharge pipe 20. The inner side of the retaining groove is slidably connected with a baffle 24. A placement block is installed at the center of the inner wall of the slag discharge pipe 20. One side of the outer wall of the furnace body 1 is provided with a fixing cylinder 25. One side of the fixing cylinder 25 is provided with an adjusting groove. The inner side of the adjusting groove is rotatably connected with a threaded rod. The outer side of the threaded rod is threadedly connected with an adjusting plate 26. One end of the adjusting plate 26 is fixedly connected to one end of the baffle 24. One end of the fixing cylinder 25 is provided with a second motor. The driving end of the second motor extends to the inner side of the fixing cylinder 25 and is fixedly connected to one end of the threaded rod. Further, the scraped waste slag slides along the guide slope 21 to the top of the baffle 24. Then the second motor is started to drive the threaded rod to rotate, allowing the adjusting plate 26 to slide inside the adjusting groove and at the same time drive the baffle 24 away from the end of the slag discharge pipe 20, so that the waste slag can be discharged from the inside of the slag discharge pipe 20.

[0031] In this embodiment, if Figure 1 、 Figure 3 and Figure 4 As shown, the buckle and pull assembly includes an extension groove opened at the top of the mounting seat 11, one side of the pressure plate 13 is located between the two groups of first springs 15 and a pull rod 16 is installed, and the mounting seat 11 is provided with a pull groove on both sides of the pressure groove, and the pull rod 16 is slidably connected to the pull groove, and the pull rod 16 extends to one end of the inner side of the extension groove and is rotatably connected to the pull ring, and a hanging column 17 is installed on the inner wall of the extension groove. The side cross-section of the hanging column 17 is L-shaped, and the top surface of the mounting seat 11 is hinged with a closing cover 18 through a hinge, and a buckle groove is opened on one side of the closing cover 18, and one end of the inner side of the closing cover 18 is embedded in the mounting seat. It is equipped with a magnetic block 19, and an iron block that is adsorbed by the magnetic block 19 is embedded on one side of the inner wall of the extension groove. Further, the buckle groove on the closing cover 18 is buckled and cooperated with the hinge to unfold it, so that the magnetic block 19 and the iron block are separated and no longer adsorbed. Then, the pull ring is buckled to drive the pull rod 16 to slide and connect inside the pull groove. The pressure plate 13 then drives the block 14 to slide away from the card block 12, deflecting the pull ring at a certain angle, and hanging it on the hanging column 17 for temporary positioning. Then, the top cover 2 together with the first scraper 22 and the second scraper 23 are removed for maintenance and inspection. The pull ring can be removed from the hanging column 17 at this time.

[0032] In this embodiment, if Figure 1 、 Figure 3 and Figure 4 As shown, the clamping assembly includes a clamping assembly and a buckle-pull assembly. The clamping assembly includes a lap seat 10 installed on one side of the outer wall of the furnace body 1. The top of the lap seat 10 is overlapped with a mounting seat 11. The bottom end of the mounting seat 11 is provided with a slot. The top of the lap seat 10 is provided with a clamping block 12 that is engaged with the slot. The inside of the mounting seat 11 is provided with a pressure groove on both sides of the slot. A pressure plate 13 is slidably connected to the inside of the pressure groove. A stop block 14 is installed on one side of the pressure plate 13. The stop block 14 is slidably connected to the mounting seat 11. Both ends of the other side of the pressure plate 13 are installed between the inner wall of the pressure groove. A first spring 15 is installed, and the opposite ends of the card block 12 and the retaining block 14 are provided with inclined surfaces that fit each other. One side of the top cover 2 is fixedly connected to one side of the mounting seat 11. Furthermore, after the maintenance is completed, the mounting seat 11 can be placed on the overlapping seat 10 again, so that the card block 12 is inserted into the card slot, and the inclined surfaces of the card block 12 and the retaining block 14 are in contact. The retaining block 14 presses the pressure plate 13 and the first spring 15 until the card block 12 is completely inserted. The first spring 15 can drive the retaining block 14 to pop out and abut against the two ends of the card block 12, thereby completing the fixation of the top cover 2 and the components thereon.

[0033] The implementation principle of the automatic slag cleaning device for the metal sintering furnace in the embodiment of the present application is as follows: starting the first motor 4 can drive one group of rotating rods 7 to rotate, and cooperating with the two groups of first bevel gears 6 and second bevel gears can drive the other group of rotating rods 7 to rotate in the opposite direction, stirring the raw materials for mixing, and improving their sintering effect. After sintering is completed, the speed of the first motor 4 can be increased. At this time, under the influence of centrifugal force, the stretching block 9 slides and stretches inside the telescopic groove, squeezing the two groups of second springs to retract, and the first scraper 22 and the second scraper 23 then stretch to contact each group of inner walls of the furnace body 1, scraping off some small waste slag adhering to the inner wall, and the scraped waste slag slides along the guide slope 21 to the top of the baffle 24, and then the second motor is started to drive the threaded rod to rotate, allowing the adjusting plate 26 to slide inside the adjusting groove, and at the same time driving the baffle 24 away from the end of the slag discharge pipe 20, so that the waste slag can be The slag is discharged from the inside of the slag discharge pipe 20, and the buckle groove on the closing cover 18 is buckled and the hinge is cooperated to unfold it, so that the magnetic block 19 and the iron block are separated and no longer adsorbed. Then, the pull ring is buckled to drive the pull rod 16 to slide and connect inside the pulling groove, and the pressure plate 13 drives the stop block 14 to slide away from the card block 12, deflecting the pull ring at a certain angle and hanging it on the hanging column 17 for temporary positioning. Then the top cover 2 together with the first scraper 22 and the second scraper 23 are removed for maintenance and inspection. The pull ring can be removed from the hanging column 17 at this time. After the maintenance is completed, the mounting seat 11 can be placed on the lap seat 10 again, so that the card block 12 is stuck in the card groove, and the inclined surface of the card block 12 and the stop block 14 contact, and the stop block 14 presses the pressure plate 13 and the first spring 15 until the card block 12 is completely inserted. The first spring 15 can drive the stop block 14 to pop out and abut against the two ends of the card block 12, completing the fixation of the top cover 2 and the components thereon.

[0034] The control method of the present invention is to control through a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field. The provision of power is also common knowledge in this field. Moreover, the present invention is used to protect mechanical devices, so the control method and circuit connection are no longer explained in detail in the present invention.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic slag cleaning device for a metal sintering furnace, comprising a furnace body (1), characterized in that: The bottom of the furnace body (1) is provided with a plurality of supporting legs, the top of the furnace body (1) is slidably connected to a top cover (2), a spliced ​​cleaning mechanism is installed on the top cover (2) and the furnace body (1), a feed pipe (3) is embedded in one end of the interior of the top cover (2), a sealing cover is connected to the top of the feed pipe (3) through a lock, a first motor (4) is installed at the center of the top of the top cover (2), the spliced ​​cleaning mechanism includes a snap assembly, a stirring and scraping assembly and a closed guide assembly, the snap assembly is used for quickly disassembling and assembling the top cover (2) and the stirring and scraping assembly, the stirring and scraping assembly is used for assisting powder mixing and scraping off slag adhered to the inner wall of the furnace body (1), and the closed guide assembly is used for guiding the scraped slag to be discharged.

2. The automatic slag cleaning device for a metal sintering furnace according to claim 1, characterized in that: The stirring and scraping assembly comprises a connecting rod mounted on one side of the inner wall of the furnace body (1), an adjusting sleeve (5) is mounted on the other end of the connecting rod, a first bevel gear (6) is rotatably connected to one side of the inner wall of the adjusting sleeve (5), both ends of the first bevel gear (6) are meshedly connected to the second bevel gear, and the other ends of the two groups of the second bevel gears are mounted with a rotating rod (7), the rotating rod (7) and the adjusting sleeve (5) are rotatably connected, the driving end of the first motor (4) extends to the inner side of the furnace body (1) and is fixedly connected to one end of one group of rotating rods (7), and the rotating rod (7) is rotatably connected to the adjusting sleeve (5). Both ends of the outer side of the rotating rod (7) are equipped with an extension seat (8), an extension groove is provided inside the extension seat (8), and an extension block (9) is slidably connected to the inner side of the extension groove. A second spring is installed between both ends of one side of the extension block (9) and the inner wall of the extension groove. The cross-sections of the extension block (9) and the extension groove are T-shaped. A guide slope (21) is provided at the bottom end of the inner wall of the furnace body (1), and the other ends of two groups of the extension blocks (9) are equipped with a first scraper (22), and the other ends of the other two groups of the extension blocks (9) are equipped with a second scraper (23).

3. The automatic slag cleaning device for a metal sintering furnace according to claim 2, characterized in that: The clamping assembly includes a clamping assembly and a buckle-pull assembly, the clamping assembly includes a lap seat (10) installed on one side of the outer wall of the furnace body (1), the top of the lap seat (10) is overlapped with a mounting seat (11), the bottom end of the mounting seat (11) is provided with a slot, the top of the lap seat (10) is provided with a clamping block (12) connected to the slot, the inside of the mounting seat (11) is provided with a pressure groove on both sides of the slot, the inside of the pressure groove is slidably connected with a pressure plate (13), one side of the pressure plate (13) is provided with a stop block (14), the stop block (14) is slidably connected to the mounting seat (11), a first spring (15) is installed between the two ends of the other side of the pressure plate (13) and the inner wall of the pressure groove, the opposite ends of the clamping block (12) and the stop block (14) are provided with inclined surfaces that fit each other, and one side of the top cover (2) is fixedly connected to one side of the mounting seat (11).

4. The automatic slag cleaning device for a metal sintering furnace according to claim 3, characterized in that: The buckle and pull assembly includes an extension groove opened at the top of the mounting seat (11), a pull rod (16) is installed on one side of the pressure plate (13) between two groups of first springs (15), and a pull groove is opened on both sides of the pressure groove inside the mounting seat (11), the pull rod (16) is slidably connected to the pull groove, and one end of the pull rod (16) extending to the inner side of the extension groove is rotatably connected to a pull ring, and a hanging column (17) is installed on the inner wall of the extension groove, and the side cross-section of the hanging column (17) is L-shaped.

5. The automatic slag cleaning device for a metal sintering furnace according to claim 4, characterized in that: The top surface of the mounting seat (11) is hingedly connected to a closing cover (18) via a hinge, a buckle groove is provided on one side of the closing cover (18), a magnetic block (19) is embedded and installed at one end inside the closing cover (18), and an iron block adsorbed by the magnetic block (19) is embedded and installed on one side of the inner wall of the extension groove.

6. The automatic slag cleaning device for a metal sintering furnace according to claim 5, characterized in that: The closed guide assembly includes a slag discharge pipe (20) embedded in the bottom end of the furnace body (1), a retaining groove extending to the inside of the furnace body (1) at the end of the slag discharge pipe (20) is opened on one side of the furnace body (1), a baffle (24) is slidably connected to the inside of the retaining groove, and a placement block is installed at the center of the inner wall of the slag discharge pipe (20).

7. The automatic slag cleaning device for a metal sintering furnace according to claim 6, characterized in that: A fixing cylinder (25) is installed on one side of the outer wall of the furnace body (1), and an adjustment groove is opened on one side of the fixing cylinder (25). A threaded rod is rotatably connected to the inner side of the adjustment groove, and an adjustment plate (26) is threadedly connected to the outer side of the threaded rod. One end of the adjustment plate (26) is fixedly connected to one end of the baffle (24). A second motor is installed on one end of the fixing cylinder (25), and a driving end of the second motor extends to the inner side of the fixing cylinder (25) and is fixedly connected to one end of the threaded rod.

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