Strip steel blowing device of continuous annealing unit

Abstract

The utility model provides a continuous annealing unit strip steel blowing device, and relates to the technical field of strip steel production, the continuous annealing unit strip steel blowing device comprises a base, strip steel, a moving plate, a first mounting plate, a second mounting plate, a first adjusting assembly and a second adjusting assembly, the base is provided with a through groove, and the strip steel penetrates through the through groove; a first steering assembly and a first spray head are arranged on the first mounting plate, and a second steering assembly and a second spray head are arranged on the second mounting plate; the horizontal positions of the first spray head and the second spray head can be adjusted through the first adjusting assembly according to actual use requirements so as to purge different parts of strip steel; the distance between the first spray head and the second spray head can be adjusted through the second adjusting assembly according to actual use requirements so as to adapt to strip steel with different thicknesses; the inclination angles of the first spray head and the second spray head can be adjusted through the first steering assembly and the second steering assembly according to actual use requirements, so that the blowing effect is improved, and the applicability of the device is improved.

Description

Technical Field

[0001] The present application relates to the technical field of strip steel production, and in particular to a strip steel blowing device for a continuous annealing unit. Background Art

[0002] Continuous annealing is a production method in which the strip passes through the annealing furnace continuously without sealing. The strip is directly coiled without stopping. When the running speed of the strip in the continuous annealing unit rises to a high speed of more than 200m / min, water column-like water will appear on the edge of the strip, and the squeezing roller cannot completely squeeze out the water. Water on the edge of the strip will cause watermark defects. When the water is serious, it will cause the tension roller in the exit loop to slip, and water stains will remain on the roller surface causing roller surface defects, and may also cause other effects such as roller mark defects, affecting the quality of the strip. Summary of the invention

[0003] The purpose of the embodiments of the present application is to provide a strip blowing device for a continuous annealing unit, which can solve the technical problem of watermark defects caused by water on the edge of the strip.

[0004] An embodiment of the present application provides a strip blowing device for a continuous annealing unit, comprising a base, a strip, a movable plate, a first mounting plate, a second mounting plate, a first adjusting component and a second adjusting component, the base being provided with a through slot, the strip passing through the through slot, the first mounting plate and the second mounting plate being respectively arranged on the upper and lower sides of the through slot, the first mounting plate being provided with a first steering component and a first nozzle, the second mounting plate being provided with a second steering component and a second nozzle, the first adjusting component being used for driving the movable plate to move left and right along the base, the second adjusting component being used for driving the first mounting plate and the second mounting plate to move closer to or away from each other along the movable plate, the first steering component being used for driving the first nozzle to rotate, and the second steering component being used for driving the second nozzle to rotate.

[0005] Among them, the first adjustment component includes a first motor, a first screw, a sliding rod, a first screw sleeve and a sliding sleeve. The first screw is rotatably set on the base through a bearing, and the first motor drives the first screw to rotate. The sliding rod is fixedly set on the base, the first screw sleeve is threadedly sleeved on the first screw, and the first screw sleeve is fixedly connected to the movable plate. The sliding sleeve is slidably sleeved on the sliding rod, and the sliding sleeve is fixedly connected to the movable plate.

[0006] Among them, the second adjustment component includes a second motor, a first gear, a second gear, a second screw, a second screw sleeve, a third screw sleeve, a first connecting rod and a second connecting rod. The second screw is rotatably set on the movable plate through a bearing, the second gear is fixedly set on the second screw, the first gear is meshed with the second gear, the second motor drives the first gear to rotate, the second screw sleeve and the third screw sleeve are both threadedly sleeved on the second screw, the thread of the second screw sleeve is opposite to the thread of the third screw sleeve, the first connecting rod is fixedly set on the second screw sleeve and the first mounting plate, and the second connecting rod is fixedly set on the third screw sleeve and the second mounting plate.

[0007] Wherein, the first steering assembly includes a third gear, a fourth gear and a first rotating rod, the third gear and the fourth gear are both rotatably disposed on the first mounting plate, and the third gear is meshedly connected with the fourth gear, the first rotating rod is fixedly disposed on the third gear, and the first nozzle is fixedly disposed on the fourth gear;

[0008] The second steering assembly includes a fifth gear, a sixth gear and a second rotating rod. The fifth gear and the sixth gear are both rotatably disposed on the second mounting plate, and the fifth gear is meshingly connected with the sixth gear. The second rotating rod is fixedly disposed on the fifth gear, and the second nozzle is fixedly disposed on the sixth gear.

[0009] Wherein, handles are fixedly arranged on the first rotating rod and the second rotating rod.

[0010] Wherein, a first guide rail is arranged on the base, the movable plate is slidably connected to the first guide rail, a second guide rail is arranged on the movable plate, and the first connecting rod and the second connecting rod are both slidably connected to the second guide rail.

[0011] Beneficial effects of the utility model:

[0012] The utility model provides a strip blowing device for a continuous annealing unit. When in use, the strip of the continuous annealing unit passes through a squeezing roller after water comes out of a water quenching tank, and the strip then passes through a through slot, and a first nozzle and a second nozzle are connected to an external air source. The first nozzle and the second nozzle spray airflows to simultaneously blow the upper and lower surfaces of the strip, so as to prevent residual water stains on the edges of the strip, eliminate watermark defects, and ensure the quality of the strip. The horizontal positions of the first nozzle and the second nozzle can be adjusted by a first adjusting component according to actual use requirements, so as to blow different parts of the strip, thereby improving the applicability of the device. The spacing between the first nozzle and the second nozzle can be adjusted by a second adjusting component according to actual use requirements, so as to adapt to strips of different thicknesses, thereby improving the applicability of the device. The inclination angles of the first nozzle and the second nozzle can be adjusted by a first steering component and a second steering component according to actual use requirements, so as to enhance the blowing effect, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the front view structure in some embodiments of the present application;

[0015] Figure 2 It is a schematic diagram of the bottom-up structure in some embodiments of the present application.

[0016] The reference numerals are:

[0017] 1. base; 11. through slot; 12. first guide rail;

[0018] 2. Strip steel;

[0019] 3. Moving plate; 31. Second guide rail;

[0020] 4. First mounting plate; 41. First nozzle;

[0021] 5. second mounting plate; 51. second nozzle;

[0022] 6. First adjustment component; 61. First motor; 62. First screw rod; 63. Sliding rod; 64. First screw sleeve; 65. Sliding sleeve;

[0023] 7. Second adjustment assembly; 71. Second motor; 72. First gear; 73. Second gear; 74. Second screw; 75. Second screw sleeve; 76. Third screw sleeve; 77. First connecting rod; 78. Second connecting rod;

[0024] 8. first steering assembly; 81. third gear; 82. fourth gear; 83. first rotating rod; 84. handle;

[0025] 9. Second steering assembly; 91. Fifth gear; 92. Sixth gear; 93. Second rotating rod. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0030] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] like Figure 1 and 2 As shown, an embodiment of the present application provides a strip purging device for a continuous annealing unit, comprising a base 1, a strip 2, a movable plate 3, a first mounting plate 4, a second mounting plate 5, a first adjusting assembly 6 and a second adjusting assembly 7. A through slot 11 is provided on the base 1, and the strip 2 passes through the through slot 11. The first mounting plate 4 and the second mounting plate 5 are respectively arranged on the upper and lower sides of the through slot 11. The first mounting plate 4 is provided with a first steering assembly 8 and a first nozzle 41, and the second mounting plate 5 is provided with a second steering assembly 9 and a second nozzle 51. The first adjusting assembly 6 is used to drive the movable plate 3 to move left and right along the base 1, and the second adjusting assembly 7 is used to drive the first mounting plate 4 and the second mounting plate 5 to move closer to or away from each other along the movable plate 3. The first steering assembly 8 is used to drive the first nozzle 41 to rotate, and the second steering assembly 9 is used to drive the second nozzle 51 to rotate.

[0033] When in use, the strip 2 of the continuous annealing unit passes through the squeezing roller after the water comes out of the water quenching tank, and the strip 2 then passes through the through slot 11, connecting the first nozzle 41 and the second nozzle 51 to the external air source, and the first nozzle 41 and the second nozzle 51 spray airflow to simultaneously purge the upper and lower surfaces of the strip 2 to prevent residual water stains on the edges of the strip 2, eliminate watermark defects, and ensure the quality of the strip 2; the horizontal positions of the first nozzle 41 and the second nozzle 51 can be adjusted by the first adjusting component 6 according to actual use requirements to purge different parts of the strip 2 and improve the applicability of the device; the spacing between the first nozzle 41 and the second nozzle 51 can be adjusted by the second adjusting component 7 according to actual use requirements to adapt to strips 2 of different thicknesses and improve the applicability of the device; the inclination angles of the first nozzle 41 and the second nozzle 51 can be adjusted by the first steering component 8 and the second steering component 9 according to actual use requirements to enhance the purge effect and improve the applicability of the device.

[0034] like Figure 1 and 2As shown, in this embodiment, the first adjustment component 6 includes a first motor 61, a first screw 62, a sliding rod 63, a first screw sleeve 64 and a sliding sleeve 65. The first screw 62 is rotatably arranged on the base 1 through a bearing. The first motor 61 drives the first screw 62 to rotate. The sliding rod 63 is fixedly arranged on the base 1. The first screw sleeve 64 is threadedly sleeved on the first screw 62, and the first screw sleeve 64 is fixedly connected to the movable plate 3. The sliding sleeve 65 is slidably sleeved on the sliding rod 63, and the sliding sleeve 65 is fixedly connected to the movable plate 3.

[0035] When it is necessary to adjust the horizontal position of the first nozzle 41 and the second nozzle 51, the first motor 61 is turned on to drive the first screw 62 to rotate, the first screw 62 drives the first screw sleeve 64 to move left and right, the first screw sleeve 64 drives the movable plate 3 to move, and the movable plate 3 thereby drives the first nozzle 41 and the second nozzle 51 to move left and right to purge different parts of the strip steel 2, thereby improving the applicability of the device.

[0036] The sliding sleeve 65 cooperates with the sliding rod 63 to guide and limit the movable plate 3 .

[0037] like Figure 1 and 2 As shown, in this embodiment, the second adjusting component 7 includes a second motor 71, a first gear 72, a second gear 73, a second screw 74, a second screw sleeve 75, a third screw sleeve 76, a first connecting rod 77 and a second connecting rod 78. The second screw 74 is rotatably arranged on the movable plate 3 through a bearing, the second gear 73 is fixedly arranged on the second screw 74, the first gear 72 is meshingly connected with the second gear 73, the second motor 71 drives the first gear 72 to rotate, the second screw sleeve 75 and the third screw sleeve 76 are both threadedly arranged on the second screw 74, the thread of the second screw sleeve 75 is opposite to the thread of the third screw sleeve 76, the first connecting rod 77 is fixedly arranged on the second screw sleeve 75 and the first mounting plate 4, and the second connecting rod 78 is fixedly arranged on the third screw sleeve 76 and the second mounting plate 5.

[0038] When it is necessary to adjust the distance between the first nozzle 41 and the second nozzle 51, turn on the second motor 71 to drive the first gear 72 to rotate, the first gear 72 drives the second gear 73 to rotate, the second gear 73 drives the second screw 74 to rotate, the second screw 74 drives the second sleeve 75 and the third sleeve 76 to move closer to or away from each other, the second sleeve 75 drives the first connecting rod 77 to move, the first connecting rod 77 drives the first mounting plate 4 to move, the first mounting plate 4 drives the first nozzle 41 to move, the third sleeve 76 drives the second connecting rod 78 to move, the second connecting rod 78 drives the second mounting plate 5 to move, and the second mounting plate 5 drives the second nozzle 51 to move, thereby realizing the first nozzle 41 and the second nozzle 51 to move closer to or away from each other, so as to adapt to strip steel 2 of different thicknesses and improve the applicability of the device.

[0039] like Figure 1 and2 As shown, in this embodiment, the first steering assembly 8 includes a third gear 81, a fourth gear 82 and a first rotating rod 83. The third gear 81 and the fourth gear 82 are both rotatably disposed on the first mounting plate 4, and the third gear 81 is meshedly connected with the fourth gear 82. The first rotating rod 83 is fixedly disposed on the third gear 81, and the first nozzle 41 is fixedly disposed on the fourth gear 82.

[0040] The second steering assembly 9 includes a fifth gear 91, a sixth gear 92 and a second rotating rod 93. The fifth gear 91 and the sixth gear 92 are both rotatably disposed on the second mounting plate 5, and the fifth gear 91 is meshingly connected with the sixth gear 92. The second rotating rod 93 is fixedly disposed on the fifth gear 91, and the second nozzle 51 is fixedly disposed on the sixth gear 92.

[0041] When it is necessary to adjust the inclination angle of the first nozzle 41, the first rotating rod 83 is rotated to drive the third gear 81 to rotate, the third gear 81 drives the fourth gear 82 to rotate, and the fourth gear 82 drives the first nozzle 41 to rotate, so as to adjust the inclination angle of the first nozzle 41; when it is necessary to adjust the inclination angle of the first nozzle 41, the second rotating rod 93 is rotated to drive the fifth gear 91 to rotate, the fifth gear 91 drives the sixth gear 92 to rotate, and the sixth gear 92 drives the second nozzle 51 to rotate, so as to adjust the inclination angle of the second nozzle 51, so as to improve the purging effect and improve the applicability of the device.

[0042] like Figure 1 and 2 As shown, in this embodiment, a handle 84 is fixedly provided on the first rotating rod 83 and the second rotating rod 93; the handle 84 facilitates the staff to rotate the first rotating rod 83 or the second rotating rod 93, thereby improving the convenience of use.

[0043] like Figure 1 and 2 As shown, in this embodiment, a first guide rail 12 is provided on the base 1, the movable plate 3 is slidably connected to the first guide rail 12, a second guide rail 31 is provided on the movable plate 3, and the first connecting rod 77 and the second connecting rod 78 are both slidably connected to the second guide rail 31; the coordinated use of the base 1 and the first guide rail 12 makes the base 1 more stable and smooth when moving, the coordinated use of the first connecting rod 77 and the second guide rail 31 makes the first mounting plate 4 more stable and smooth when moving, and the coordinated use of the second connecting rod 78 and the second guide rail 31 makes the second mounting plate 5 more stable and smooth when moving, thereby improving the stability of use.

[0044] Working principle: When the strip steel purging device provided by the continuous annealing unit is in use, the strip steel 2 of the continuous annealing unit passes through the squeezing roller after the water comes out of the water quenching tank, and the strip steel 2 then passes through the through groove 11, and the first nozzle 41 and the second nozzle 51 are connected to the external air source, and the first nozzle 41 and the second nozzle 51 spray airflow to simultaneously purge the upper and lower surfaces of the strip steel 2; when it is necessary to adjust the horizontal position of the first nozzle 41 and the second nozzle 51, the first motor 61 is turned on to drive the first screw 62 to rotate, the first screw 62 drives the first screw sleeve 64 to move left and right, the first screw sleeve 64 drives the movable plate 3 to move, and the movable plate 3 thereby drives the first nozzle 41 and the second nozzle 51 to move left and right; when it is necessary to adjust the spacing between the first nozzle 41 and the second nozzle 51, the second motor 71 is turned on to drive the first gear 72 to rotate, the first gear 72 drives the second gear 73 to rotate, the second gear 73 drives the second screw 74 to rotate, and the second screw 74 drives the second screw sleeve 75 and the third screw The sleeves 76 approach or move away from each other, the second screw sleeve 75 drives the first connecting rod 77 to move, the first connecting rod 77 drives the first mounting plate 4 to move, the first mounting plate 4 drives the first nozzle 41 to move, the third screw sleeve 76 drives the second connecting rod 78 to move, the second connecting rod 78 drives the second mounting plate 5 to move, and the second mounting plate 5 drives the second nozzle 51 to move, thereby realizing the first nozzle 41 and the second nozzle 51 approaching or moving away from each other; when it is necessary to adjust the inclination angle of the first nozzle 41, the first rotating rod 83 is rotated to drive the third gear 81 to rotate, the third gear 81 drives the fourth gear 82 to rotate, and the fourth gear 82 drives the first nozzle 41 to rotate, so as to adjust the inclination angle of the first nozzle 41; when it is necessary to adjust the inclination angle of the first nozzle 41, the second rotating rod 93 is rotated to drive the fifth gear 91 to rotate, the fifth gear 91 drives the sixth gear 92 to rotate, and the sixth gear 92 drives the second nozzle 51 to rotate, so as to adjust the inclination angle of the second nozzle 51.

[0045] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A strip steel purging device for a continuous annealing unit, characterized in that: The invention comprises a base (1), a steel strip (2), a movable plate (3), a first mounting plate (4), a second mounting plate (5), a first adjusting component (6) and a second adjusting component (7); the base (1) is provided with a through slot (11), the steel strip (2) passes through the through slot (11); the first mounting plate (4) and the second mounting plate (5) are respectively arranged at the upper and lower sides of the through slot (11); the first mounting plate (4) is provided with a first steering component (8) and a first spray head (41); the second mounting plate (5) is provided with a second steering component (9) and a second spray head (51); the first adjusting component (6) is used to drive the movable plate (3) to move left and right along the base (1); the second adjusting component (7) is used to drive the first mounting plate (4) and the second mounting plate (5) to move closer to or farther from each other along the movable plate (3); the first steering component (8) is used to drive the first spray head (41) to rotate; and the second steering component (9) is used to drive the second spray head (51) to rotate.

2. The strip purging device of the continuous annealing unit according to claim 1 is characterized in that: The first adjustment component (6) comprises a first motor (61), a first screw rod (62), a sliding rod (63), a first screw sleeve (64) and a sliding sleeve (65); the first screw rod (62) is rotatably arranged on the base (1) via a bearing; the first motor (61) drives the first screw rod (62) to rotate; the sliding rod (63) is fixedly arranged on the base (1); the first screw sleeve (64) is threadedly sleeved on the first screw rod (62), and the first screw sleeve (64) is fixedly connected to the movable plate (3); the sliding sleeve (65) is slidably sleeved on the sliding rod (63), and the sliding sleeve (65) is fixedly connected to the movable plate (3).

3. The strip purging device of the continuous annealing unit according to claim 1 is characterized in that: The second adjusting assembly (7) comprises a second motor (71), a first gear (72), a second gear (73), a second screw (74), a second screw sleeve (75), a third screw sleeve (76), a first connecting rod (77) and a second connecting rod (78); the second screw (74) is rotatably arranged on the movable plate (3) through a bearing; the second gear (73) is fixedly arranged on the second screw (74); the first gear (72) is meshingly connected with the second gear (73); the second motor (71) drives the first gear (72) to rotate; the second screw sleeve (75) and the third screw sleeve (76) are both threadedly sleeved on the second screw (74); the thread of the second screw sleeve (75) is opposite to the thread of the third screw sleeve (76); the first connecting rod (77) is fixedly arranged on the second screw sleeve (75) and the first mounting plate (4); the second connecting rod (78) is fixedly arranged on the third screw sleeve (76) and the second mounting plate (5).

4. The strip purging device for the continuous annealing unit according to claim 1 is characterized in that: The first steering assembly (8) comprises a third gear (81), a fourth gear (82) and a first rotating rod (83); the third gear (81) and the fourth gear (82) are both rotatably mounted on the first mounting plate (4), and the third gear (81) is meshingly connected with the fourth gear (82); the first rotating rod (83) is fixedly mounted on the third gear (81); and the first nozzle (41) is fixedly mounted on the fourth gear (82); The second steering assembly (9) comprises a fifth gear (91), a sixth gear (92) and a second rotating rod (93); the fifth gear (91) and the sixth gear (92) are both rotatably arranged on the second mounting plate (5), and the fifth gear (91) is meshingly connected with the sixth gear (92); the second rotating rod (93) is fixedly arranged on the fifth gear (91); and the second nozzle (51) is fixedly arranged on the sixth gear (92).

5. The strip purging device of the continuous annealing unit according to claim 4 is characterized in that: A handle (84) is fixedly provided on the first rotating rod (83) and the second rotating rod (93).

6. The strip purging device for the continuous annealing unit according to claim 3 is characterized in that: The base (1) is provided with a first guide rail (12), the movable plate (3) is slidably connected to the first guide rail (12), the movable plate (3) is provided with a second guide rail (31), and the first connecting rod (77) and the second connecting rod (78) are both slidably connected to the second guide rail (31).

Images