Air knife structure for blowing cleaning device of float glass production line

Abstract

The utility model relates to an air knife structure for a blowing cleaning device of a float glass production line, which is applied to the field of float glass production and comprises two air knife bodies positioned below a mounting frame, a plurality of baffles are fixedly connected to inner cavities of the air knife bodies, two air inlet pipes are fixedly connected to the upper ends of the air knife bodies, and a base plate is arranged at the front end of each air knife body. A gap is reserved between the base plate and the front end of the air knife body, an angle adjusting assembly is fixedly connected to the upper end of the air knife body and comprises two mounting seats fixedly connected to the upper end of the air knife body, a positioning plate is rotationally connected into one mounting seat, and the upper end of the positioning plate is fixedly connected with the lower end of a mounting frame. By adopting the angle adjusting assembly and the distance adjusting assembly, the angle of the air knife body and the size of a gap between the base plate and the air knife body can be adjusted, so that the air knife can be conveniently adjusted according to actual needs, the requirements of different conditions are met, and the practicability of the air knife is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of wind knife structures, in particular to a kind of wind knife structures for float glass production line blowing cleaning device applied in float glass production field. BACKGROUND

[0002] Whole float glass production line starts from raw material, passes through tin tank melting, enters annealing lehr from transition roll table, is annealed in annealing lehr according to the annealing temperature curve made, makes the residual stress of glass control in required range, glass ribbon is immediately entered into cold end roll after annealing lehr, glass ribbon runs forward in cold end roll, after cutting, breaking, accelerating separation, edge breaking, longitudinal breaking and longitudinal separation, and through blowing cleaning device, then enter piece line, artificial piece taking process is sent into finished product store or enters next process, wind knife structure is used in blowing cleaning stage.

[0003] Chinese patent CN214813246U specification discloses wind knife, the wind knife body of the utility model is integrally formed structure, need not welding or assembly, simple structure, by setting up multiple intercommunication chambers, guarantee the pressure in the chamber of wind knife body, to air outlet air uniform, to improve cleaning effect.

[0004] But above-mentioned patent still has following problem in use process: above-mentioned wind knife structure is relatively single, the angle and gap of wind knife cannot be adjusted according to actual need, so that when glass surface is cleaned, the application surface of single structure wind knife is narrow, cannot meet the requirement of different situations, thereby reduce the practicability of wind knife. UTILITY MODEL CONTENTS

[0005] For the above prior art, the technical problem to be solved by the utility model is that the existing wind knife is of one-piece structure, the angle and gap of wind knife cannot be adjusted according to actual need, the application surface of single structure wind knife is narrow, cannot meet the requirement of different situations, thereby reduce the practicability of wind knife.

[0006] In order to solve the above problems, the utility model provides a kind of air knife structure for float glass production line blowing cleaning device, including two air knife bodies located below mounting frame, the inner cavity of air knife body is fixedly connected with multiple baffles, the upper end of air knife body is fixedly connected with two air inlet pipes, the front end of air knife body is equipped with backing plate, gap is left between the front end of backing plate and air knife body, the upper end of air knife body is fixedly connected with angle adjusting assembly, angle adjusting assembly includes two mounting seats fixedly connected on the upper end of air knife body, positioning plate is rotatably connected in one mounting seat, the upper end of positioning plate is fixedly connected with the lower end of mounting frame, the inner cavity of another mounting seat is also rotatably connected with adjusting block, adjusting block is equipped with adjusting seat in front end, the lower end of adjusting seat is fixedly connected with the upper end of mounting frame, the front end of adjusting seat is equipped with knob, the rear end of knob is fixedly connected with screw rod, the rear end of screw rod is movably penetrated adjusting seat and is screwed through adjusting block, the lower end of air knife body is fixedly connected with spacing adjusting assembly, spacing adjusting assembly includes two mounting plates fixedly connected on the lower end of air knife body, one end of one mounting plate is fixedly connected with motor, the output end of motor is rotatably penetrated mounting plate and is fixedly connected with adjusting rod, the end of adjusting rod away from motor is rotatably penetrated another mounting plate, the end corresponding to two mounting plates is fixedly connected with mounting shell, rack is slidably connected in mounting shell, one end of rack is fixedly connected with the lower end of backing plate, the outer surface of adjusting rod is fixedly provided with two gears, gear is movably penetrated adjacent mounting shell and is engaged with rack.

[0007] In the above-mentioned air knife structure for float glass production line blowing cleaning device, the angle of the air knife body and the gap between the backing plate and the air knife body can be adjusted by the angle adjusting assembly and the spacing adjusting assembly, thereby facilitating the adjustment of the air knife according to actual needs, meeting the requirements of different situations, and effectively improving the practicality of the air knife.

[0008] As a further improvement of the present application, the multiple baffles in the air knife body are M-shaped, and the air inlet pipe is located between the two baffles in a spreader shape.

[0009] As a further improvement of the present application, the longitudinal section of the air knife body is a right trapezoid, and the backing plate is fixedly connected with the front end of the air knife body.

[0010] As another improvement of the present application, the rear end of the backing plate is rotatably connected with the front end of the air knife body, and the motor is signal-connected with the external controller.

[0011] As a further improvement of the present application, the mounting shell and the rack are both arc-shaped, and the angles of the mounting shell and the rack are obtuse angles, and the mounting shell and the rack have the same center.

[0012] In practical application, the knob can be rotated to drive the screw rod to rotate, so that the adjusting block moves towards the adjusting seat, the angle of the mounting seat connected with the adjusting block changes, and the angle of the air knife body is adjusted. If it is necessary to finely adjust the size of the gap at the air outlet, the motor can be started to drive the adjusting rod to rotate, so that the two gears rotate, and the rack engaged with the gears slides in the mounting shell, so that the angle of the pad plate is adjusted, and the size of the gap at the air outlet is adjusted. The air knife can be adjusted according to actual needs to meet the requirements of different situations, thereby effectively improving the practicability of the air knife. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a schematic view of the three-dimensional structure of the first embodiment of the application;

[0014] Figure 2 is a front view of the structure of the first embodiment of the application;

[0015] Figure 3 is a perspective view of the air knife body of the first embodiment of the application;

[0016] Figure 4 is a schematic view of the air knife body structure of the first embodiment of the application;

[0017] Figure 5 is a schematic view of the angle adjusting assembly structure of the first embodiment of the application;

[0018] Figure 6 is a front view of the structure of the second embodiment of the application;

[0019] Figure 7 is a schematic view of the distance adjusting assembly structure of the second embodiment of the application.

[0020] Explanation of reference numerals in the drawings:

[0021] 1 air knife body, 2 baffle, 3 air inlet pipe, 4 pad plate, 5 mounting seat, 6 positioning plate, 7 adjusting block, 8 adjusting seat, 9 knob, 10 screw rod, 11 mounting plate, 12 motor, 13 adjusting rod, 14 mounting shell, 15 rack, 16 gear. DETAILED DESCRIPTION

[0022] The two embodiments of the application will be described in detail below with reference to the accompanying drawings.

[0023] First embodiment:

[0024] Figure 1 , Figure 2 and Figure 3The application discloses a wind knife structure for a blowing cleaning device of a float glass production line, which comprises two wind knife bodies 1 arranged below a mounting frame, the longitudinal section of the wind knife body 1 is in the shape of a right trapezoid, a plurality of baffles 2 are fixedly connected in the inner cavity of the wind knife body 1, the plurality of baffles 2 are in the shape of M in the wind knife body 1, two air inlet pipes 3 are fixedly connected to the upper end of the wind knife body 1, the air inlet pipe 3 is arranged between the two baffles 2 in the shape of an eight-character, the baffles 2 are arranged in the wind knife body 1 in a reasonable manner, so that the airflow is smoother, the vortex is reduced, and the overall equipment efficiency is improved, the front end of the wind knife body 1 is provided with a backing plate 4, the backing plate 4 is fixedly connected to the front end of the wind knife body 1, a gap is formed between the front end of the wind knife body 1 and the backing plate 4, the airflow entering the inner cavity of the wind knife body 1 is discharged from the wind knife body 1 through the gap, so that the dust and impurities on the surface of the glass are blown off, the upper end of the wind knife body 1 is fixedly connected with an angle adjusting assembly, and A in the figure is a mounting frame.

[0025] Figure 1 、 Figure 4 and Figure 5 The angle adjusting assembly comprises two mounting seats 5 fixedly connected to the upper end of the wind knife body 1, a positioning plate 6 is rotationally connected in one mounting seat 5, the upper end of the positioning plate 6 is fixedly connected to the lower end of the mounting frame, and the inner cavity of the other mounting seat 5 is further rotationally connected with an adjusting block 7, the front end of the adjusting block 7 is provided with an adjusting seat 8, the lower end of the adjusting seat 8 is fixedly connected to the upper end of the mounting frame, the front end of the adjusting seat 8 is provided with a knob 9, the knob 9 is convenient for workers to rotate a screw rod 10, the rear end of the screw rod 10 is fixedly connected with the knob 9, the rear end of the screw rod 10 movably penetrates through the adjusting seat 8 and is threadedly connected through the adjusting block 7, the screw rod 10 is rotated to move the adjusting block 7 towards the adjusting seat 8, one end of the positioning plate 6 is fixedly connected to the mounting frame, the other end is rotationally connected to the mounting seat 5, so that the mounting seat 5 rotates around the connection between the mounting seat 5 and the positioning plate 6, thereby driving the wind knife body 1 to change the angle.

[0026] When the angle of the wind knife body 1 is adjusted, the screw rod 10 is driven to rotate by rotating the knob 9, so that the adjusting block 7 moves towards the adjusting seat 8, the angle of the mounting seat 5 connected thereto is changed, at this time, the mounting seat 5 changes the angle around the connection between the mounting seat 5 and the positioning plate 6, and the angle of the wind knife body 1 is adjusted.

[0027] The second embodiment is:

[0028] The second embodiment is based on the first embodiment, and a spacing adjusting assembly is additionally arranged, and the remaining parts are consistent with the first embodiment.

[0029] Figure 6 and Figure 7The lower end of the air knife body 1 is fixedly connected with a spacing adjusting assembly, the spacing adjusting assembly comprises two mounting plates 11 fixedly connected at the lower end of the air knife body 1, one end of one of the mounting plates 11 is fixedly connected with a motor 12, a person skilled in the art can select a suitable model of the motor 12 according to actual needs, for example: Y2-63M1-2-0.18KW, the output end of the motor 12 is rotatably penetrated through the mounting plate 11 and fixedly connected with an adjusting rod 13, one end of the adjusting rod 13 away from the motor 12 is rotatably penetrated through the other mounting plate 11, the motor 12 can drive the adjusting rod 13 to rotate, thereby driving two gears 16 to rotate simultaneously, one end of the corresponding mounting plate 11 is fixedly connected with a mounting shell 14, the mounting shell 14 is slidably connected with a rack 15, the mounting shell 14 and the rack 15 are both arc-shaped, and the angles of the mounting shell 14 and the rack 15 are both obtuse, the mounting shell 14 and the rack 15 have the same center, one end of the rack 15 is fixedly connected with the lower end of the backing plate 4, the outer surface of the adjusting rod 13 is fixedly sleeved with two gears 16, the gears 16 are movably penetrated through the adjacent mounting shell 14 and engaged with the rack 15, the rear end of the backing plate 4 is rotatably connected with the front end of the air knife body 1, the motor 12 is signal-connected with an external controller, the rotation of the gears 16 can drive the rack 15 to rotate around the center of the mounting shell 14, thereby changing the angle of the backing plate 4, the backing plate 4 rotates around the connection with the air knife body 1, thereby changing the size of the gap between the backing plate 4 and the air knife body 1.

[0030] If it is necessary to finely adjust the size of the gap at the air outlet, the motor 12 can be started to rotate, thereby driving the adjusting rod 13 to rotate, making the two gears 16 rotate, and the rack 15 engaged with the gears 16 slides in the mounting shell 14, thereby adjusting the angle of the backing plate 4, and further adjusting the size of the gap at the air outlet.

[0031] In combination with the current actual needs, the above-mentioned embodiments adopted by the present application do not limit the protection scope, various changes made within the knowledge of a person skilled in the art without departing from the concept of the present application still fall within the protection scope of the present application.

Claims

1. A structure of air knife for blowing and cleaning device of float glass production line, comprising two air knife bodies (1) located below the mounting frame, characterized in that: The inner cavity of the air knife body (1) is fixedly connected with a plurality of baffles (2), the upper end of the air knife body (1) is fixedly connected with two air inlet pipes (3), the front end of the air knife body (1) is provided with a backing plate (4), a gap is left between the backing plate (4) and the front end of the air knife body (1), and the upper end of the air knife body (1) is fixedly connected with an angle adjusting assembly. The angle adjusting assembly comprises two mounting seats (5) fixedly connected to the upper end of the air knife body (1), one mounting seat (5) is rotatably connected with a positioning plate (6), the upper end of the positioning plate (6) is fixedly connected with the lower end of the mounting frame, and the inner cavity of the other mounting seat (5) is also rotatably connected with an adjusting block (7), the front end of the adjusting block (7) is provided with an adjusting seat (8), the lower end of the adjusting seat (8) is fixedly connected with the upper end of the mounting frame, the front end of the adjusting seat (8) is provided with a knob (9), the rear end of the knob (9) is fixedly connected with a screw rod (10), and the rear end of the screw rod (10) is movably penetrated through the adjusting seat (8) and is threaded through the adjusting block (7). The lower end of the air knife body (1) is fixedly connected with a spacing adjusting assembly, the spacing adjusting assembly comprises two mounting plates (11) fixedly connected to the lower end of the air knife body (1), one end of one mounting plate (11) is fixedly connected with a motor (12), the output end of the motor (12) is rotatably penetrated through the mounting plate (11) and is fixedly connected with an adjusting rod (13), the end, away from the motor (12), of the adjusting rod (13) is rotatably penetrated through the other mounting plate (11), the ends, corresponding to each other, of the two mounting plates (11) are fixedly connected with mounting shells (14), the mounting shells (14) are slidably connected with racks (15), one end of the rack (15) is fixedly connected with the lower end of the backing plate (4), and the outer surface of the adjusting rod (13) is fixedly sleeved with two gears (16), the gears (16) are movably penetrated through the adjacent mounting shells (14) and are engaged with the racks (15).

2. The air-knife structure for a down-draught cleaning device of a float glass production line according to claim 1, characterized in that: The plurality of baffles (2) are in an M shape in the air knife body (1), and the air inlet pipes (3) are located between two baffles (2) in a spread shape.

3. The air-knife structure for a down-draft cleaning device of a float glass production line according to claim 1, characterized in that: The longitudinal section of the air knife body (1) is in a right trapezoidal shape, and the backing plate (4) is fixedly connected with the front end of the air knife body (1).

4. The air-knife structure for a down-draught cleaning device of a float glass production line according to claim 1, characterized in that: The rear end of the backing plate (4) is rotatably connected with the front end of the air knife body (1), and the motor (12) is signal connected with an external controller.

5. The air-knife structure for a down-draught cleaning device of a float glass production line according to claim 1, characterized in that: The mounting shells (14) and the racks (15) are both in an arc shape, the angles of the mounting shells (14) and the racks (15) are obtuse angles, and the mounting shells (14) and the racks (15) have the same center.

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