CN211972423U

CN211972423U - Novel air knife for improving galvanizing quality

Info

Publication number: CN211972423U
Application number: CN202020601126.5U
Authority: CN
Inventors: 高树成; 黄亚连; 戴超军
Original assignee: Tianjin Yuantai Industry And Trade Co ltd
Current assignee: Tianjin Yuantai Industry And Trade Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-11-20
Anticipated expiration: 2030-04-21

Abstract

The embodiment of the application discloses improve novel air knife of galvanizing quality relates to air knife technical field for the galvanizing, specifically is a novel air knife of improving galvanizing quality, including the mount, the left and right sides joint of mount has two sliders, and the equal movable mounting in side of two sliders has the loose axle. This improve novel air knife of galvanizing quality, the restriction to slider and air knife main part is relieved to rotating locking screw, can freely adjust the height of air knife main part, make the air knife main part adjust according to steel sheet thickness, improve the device application scope, in addition, the first adjusting screw of rotating drives driving gear and driven gear rotation, thereby drive slider and air knife main part and rotate, adjust air knife main part spray angle, thereby adjust zinc bath surface air current angle, make the air current can be completely with unnecessary zinc bath blow can the zinc pot inside, guarantee that steel sheet surface coating is even.

Description

Novel air knife for improving galvanizing quality

Technical Field

The application relates to the technical field of air knives for galvanization, in particular to a novel air knife for improving galvanization quality.

Background

The thickness of the galvanized layer of the strip steel is controlled by adopting air knives on the hot galvanizing strip steel production line, namely, a group of corresponding air knives are respectively arranged outside the front surface and the rear surface of the strip steel, compressed air is conveyed into the air knives in the production process and is sprayed out through slot-shaped nozzles of the air knives to form continuous flat air flow, and the air flow scrapes and flows back redundant zinc liquid into a zinc pot like a knife edge before the zinc liquid carried by the strip steel from the zinc pot is solidified, so that the thickness of the galvanized layer is controlled.

Air knife device that exists at present is mostly fixed knot constructs, only can handle the galvanized sheet at the fixed altitude level, it is difficult to produce under the prerequisite that changes to galvanized thickness's operating mode demand, adapt to its processing demand, in addition, current air knife device air cock size is fixed, can not adjust the air current size, when blowing the zinc bath on steel sheet surface, can not scrape the unnecessary zinc bath of steel sheet surface completely and flow back to the zinc pot inside, the galvanized sheet leads to cladding material thickness different after the shaping easily, make product quality reduce.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application provides a novel air knife for improving galvanization quality, which has the advantages of freely adjusting the height and the spraying angle, freely adjusting the size of the air nozzle, improving galvanization quality, etc., so as to improve the above problems.

For the purpose of freely adjusting height and spray angle, freely adjusting air cock size, improving the galvanizing quality more than realizing, the utility model discloses a following technical scheme realizes: the utility model provides an improve novel air knife of zinc-plating quality, includes the mount, the left and right sides joint of mount has two sliders, and the equal movable mounting in side of two sliders has the loose axle, the left side the outside fixed cup joint of loose axle has driven gear, the left side the side screw thread of slider has cup jointed first adjusting screw, and the outside fixed cup joint of first adjusting screw has the driving gear, evenly distributed's spacing hole is seted up in the positive left side of mount, and the internal thread in spacing hole has cup jointed locking screw, two the middle part fixed mounting of loose axle has the air knife main part, and the both ends fixed mounting of air knife main part has the card strip, the inside joint of card strip has the picture peg, the top fixed mounting of air knife main part has the fixed plate, and the side screw thread of fixed plate cup joint with picture peg swing joint's second adjusting screw.

The left and right sides of mount all sets up the draw-in groove of mutually supporting with two sliders, the equal fixed mounting in left and right sides of mount bottom has the mounting panel.

The first adjusting screw and the driving gear are located below the driven gear, the outer edge of the driving gear is meshed with the driven gear, and the thickness value of the driven gear is larger than that of the driving gear.

One end of the first adjusting screw is fixedly provided with a rotating wheel, and a compression spring positioned on the left side of the driving gear is movably sleeved outside the first adjusting screw.

The upper and lower both sides at air knife main part both ends are all installed the card strip, and the inside joint of below card strip has the picture peg, two the medial surface of picture peg closely cooperates with the upper and lower both sides of air knife main part.

One end of the inserting plate is fixedly provided with guide rods which are uniformly distributed, and the guide rods are movably connected with the fixing plate.

The application provides a pair of improve novel air knife of galvanizing quality possesses following beneficial effect:

1. this improve novel air knife of galvanizing quality, the restriction to slider and air knife main part is relieved to rotating locking screw, can freely adjust the height of air knife main part, make the air knife main part adjust according to steel sheet thickness, improve the device application scope, in addition, the first adjusting screw of rotating drives driving gear and driven gear rotation, thereby drive slider and air knife main part and rotate, adjust air knife main part spray angle, thereby adjust zinc bath surface air current angle, make the air current can be completely with unnecessary zinc bath blow can the zinc pot inside, guarantee that steel sheet surface coating is even, improve galvanizing quality.

2. This improve novel air knife of galvanizing quality, the second adjusting screw of both sides about the rotating drives the picture peg of both sides about respectively and removes, adjusts the air cock size on air knife main part top to make the actual width and the speed of giving vent to anger of air cock change, make the device can adjust according to operating mode parameters such as different zinc-plating thickness, further improve the galvanizing quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 illustrates a novel air knife for improving galvanization quality as proposed by an embodiment of the present application;

FIG. 2 is a schematic diagram of a side of a proposed fastening bracket according to an embodiment of the present application;

FIG. 3 is a schematic view of the upper and lower sides of a main body of an air knife according to an embodiment of the present application;

fig. 4 shows a schematic view of the bottom of the left side of the proposed fixing frame according to the embodiment of the present application.

In the figure: 1. a fixed mount; 2. a slider; 3. a movable shaft; 4. a driven gear; 5. a first adjusting screw; 6. a driving gear; 7. a compression spring; 8. locking the screw rod; 9. an air knife body; 10. inserting plates; 11. clamping the strip; 12. a fixing plate; 13. a second adjusting screw; 14. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 4, the present invention provides a technical solution: a novel air knife for improving galvanization quality comprises a fixing frame 1, wherein two sliders 2 are clamped on the left side and the right side of the fixing frame 1, clamping grooves matched with the two sliders 2 are formed in the left side and the right side of the fixing frame 1, mounting plates 14 are fixedly mounted on the left side and the right side of the bottom of the fixing frame 1, the sliders 2 are relieved by rotating locking screws 8, the heights of the left side slider 2, the right side slider 2 and an air knife main body 9 are adjusted, the air knife main body 9 can be adjusted according to thickness changes of steel plates, the application range of the device is enlarged, the two sliders 2 are limited through the clamping grooves in the left side and the right side of the fixing frame 1, the stability of the two sliders 2 during movement is guaranteed, the probability of faults of the device during work is reduced, the two sliders 2 can drive the air knife main body 9 to move, and the, the movable shafts 3 are movably mounted on the side surfaces of the two sliders 2, a driven gear 4 is fixedly sleeved outside the left movable shaft 3, a first adjusting screw 5 is sleeved on the side surface of the left slider 2 in a threaded manner, a driving gear 6 is fixedly sleeved outside the first adjusting screw 5, the first adjusting screw 5 and the driving gear 6 are positioned below the driven gear 4, the outer edge of the driving gear 6 is meshed with the driven gear 4, the thickness value of the driven gear 4 is larger than that of the driving gear 6, the first adjusting screw 5 is rotated to drive the driving gear 6 and the driven gear 4 to rotate, so that the movable shaft 3 and the air knife main body 9 are driven to rotate, the angle of the air knife main body 9 is adjusted, the air knife main body 9 can be adjusted according to different working conditions such as the thickness of a steel plate, the galvanizing thickness and the like, the galvanizing quality is further improved, a rotating wheel is fixedly mounted at one end, the outer part of the first adjusting screw 5 is movably sleeved with a compression spring 7 positioned on the left side of the driving gear 6, one end of the first adjusting screw 5 is additionally provided with a rotating wheel, the difficulty of rotating the first adjusting screw 5 is reduced, in addition, the outer part of the first adjusting screw 5 is movably sleeved with the compression spring 7, the rotating wheel and the first adjusting screw 5 are jacked by the compression spring 7, the stability of the first adjusting screw 5 after adjustment is ensured, and further the effectiveness of the device is ensured, the left side of the front surface of the fixed frame 1 is provided with limit holes which are uniformly distributed, the internal threads of the limit holes are sleeved with locking screws 8, the middle parts of the two movable shafts 3 are fixedly provided with air knife main bodies 9, the two ends of the air knife main bodies 9 are fixedly provided with clamping strips 11, the inner parts of the clamping strips 11 are clamped with inserting plates 10, the upper and lower sides of the two ends of the air knife main bodies 9 are both provided with clamping strips, the inner side surfaces of the two inserting plates 10 are tightly matched with the upper side and the lower side of the air knife main body 9, the second adjusting screw rods 13 on the upper side and the lower side of the air knife main body 9 are rotated to drive the inserting plates 10 on the upper side and the lower side to move, the size of an air nozzle at one end of the air knife main body 9 is adjusted, so that the actual air outlet width and speed of the air nozzle are changed, the device can be adjusted according to working condition parameters such as different zinc plating thicknesses, the zinc plating quality is further improved, the top of the air knife main body 9 is fixedly provided with a fixing plate 12, the second adjusting screw rods 13 movably connected with the inserting plates 10 are sleeved on the side surface threads of the fixing plate 12, one ends of the inserting plates 10 are fixedly provided with uniformly distributed guide rods which are movably connected with the fixing plate 12, when the inserting plates 10 move, the positions of the inserting plates 10 are limited through the guide rods, meanwhile, the position of the inserting plate 10 is limited through the guide rod, the sizes of air nozzles on the left side and the right side after the inserting plate 10 is adjusted are the same, the width and the speed of air flows on the left side and the right side of the air nozzles are the same, and the galvanizing quality is further ensured.

In summary, when the novel air knife for improving the galvanizing quality is used, the locking screw 8 is rotated to remove the limitation on the slider 2 and the air knife main body 9, the first adjusting screw 5 is rotated to drive the driving gear 6, the compression spring 7 and the driven gear 4 to rotate so as to drive the movable shaft 3 and the air knife main body 9 to rotate, and the air nozzle spraying angle of the air knife main body 9 is adjusted, in addition, the two second adjusting screws 13 which are rotated to the upper side and the lower side rotate to respectively drive the two second adjusting screws 13 to move, and the size of the air nozzle is adjusted, so that the device can adapt to different working conditions.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides an improve novel air knife of galvanizing quality, includes mount (1), its characterized in that: the left and right sides joint of mount (1) has two sliders (2), and the equal movable mounting in side of two sliders (2) has loose axle (3), left side the outside fixed cup joint of loose axle (3) has driven gear (4), left side the side screw thread of slider (2) has cup jointed first adjusting screw (5), and the external fixation of first adjusting screw (5) has cup jointed driving gear (6), the positive left side of mount (1) is seted up evenly distributed's spacing hole, and the internal thread in spacing hole has cup jointed locking screw (8), two the middle part fixed mounting of loose axle (3) has air knife main part (9), and the both ends fixed mounting of air knife main part (9) has card strip (11), the inside joint of card strip (11) has picture peg (10), the top fixed mounting of air knife main part (9) has fixed plate (12), and a second adjusting screw (13) movably connected with the inserting plate (10) is sleeved on the side surface of the fixing plate (12) through threads.

2. The novel air knife for improving the galvanizing quality according to claim 1, characterized in that: the left and right sides of mount (1) all seted up the draw-in groove of mutually supporting with two slider (2), the equal fixed mounting in left and right sides of mount (1) bottom has mounting panel (14).

3. The novel air knife for improving the galvanizing quality according to claim 1, characterized in that: the first adjusting screw rod (5) and the driving gear (6) are located below the driven gear (4), the outer edge of the driving gear (6) is meshed with the driven gear (4), and the thickness value of the driven gear (4) is larger than that of the driving gear (6).

4. The novel air knife for improving the galvanizing quality according to claim 1, characterized in that: one end of the first adjusting screw rod (5) is fixedly provided with a rotating wheel, and a compression spring (7) positioned on the left side of the driving gear (6) is movably sleeved outside the first adjusting screw rod (5).

5. The novel air knife for improving the galvanizing quality according to claim 1, characterized in that: card strip (11) are all installed to the upper and lower both sides at air knife main part (9) both ends, and the inside joint of below card strip (11) has picture peg (10), two the medial surface of picture peg (10) closely cooperates with the upper and lower both sides of air knife main part (9).

6. The novel air knife for improving the galvanizing quality according to claim 1, characterized in that: one end of the inserting plate (10) is fixedly provided with guide rods which are uniformly distributed, and the guide rods are movably connected with the fixing plate (12).