Cold-rolled stainless steel band unwinding device

Abstract

The utility model relates to the technical field of unreeling machines, in particular to a cold-rolled stainless steel band unreeling device, which not only can facilitate the movement of a steel coil and prevent the steel coil from colliding with the unreeling machine, but also can blow and sweep the uncoiled steel coil to prevent dust from influencing subsequent cutting. Comprising an uncoiling mechanism; the conveying mechanism is installed on the uncoiling mechanism and drives the steel coil to move, the supporting mechanism is installed on the uncoiling mechanism and supports the steel coil, and the connecting mechanisms are installed on the supporting mechanism and conveniently drive the steel coil to move; and the purging mechanism is mounted on the uncoiling mechanism and is used for clamping and purging the steel coil.

Description

Technical Field

[0001] The utility model relates to the technical field of unwinding machines, in particular to a cold-rolled stainless steel strip unwinding device. Background Art

[0002] Cold-rolled stainless steel strips are products made by further cold-rolling hot-rolled stainless steel strips as blanks. It has the characteristics of high dimensional accuracy, low surface roughness, good surface quality, smoothness, and high strength.

[0003] For the existing cold-rolled stainless steel strip unwinding device, such as a cold-rolled stainless steel strip unwinding device disclosed in the utility model patent with the application number 202122723749.7, its main structure includes a machine body, an unwinding roller, and a turntable. An operation panel is installed on one side wall of the machine body, a motor is installed inside the machine body, one end of the motor is connected to a working disk, and the unwinding roller is installed on one side of the working disk; during use, the staff controls the machine body through the operation panel, the motor inside the machine body can drive the working disk to rotate, and then drive the unwinding roller to rotate to unwind the steel strip coil. During the unwinding process, the stabilizing roller can rotate along the support frame. The stabilizing roller can ensure the stability of the steel strip during unwinding. At the same time, the stabilizing roller can always maintain a relative position with the unwinding roller through the telescopic seat. When it is necessary to repair the unwinding roller, the electric push rod can be used to drive the support plate to move to support the unwinding roller, and the unwinding roller can be limited by the limit seat, and then the electric push rod drives the support plate to reset, and the staff can repair it in place.

[0004] However, the existing unwinding machine is not convenient for installing the steel coil, and it is very easy to collide with the unwinding machine. Moreover, there are likely to be residual dust and impurities after the steel coil is unrolled, which affects cutting. Summary of the Utility Model

[0005] To solve the above technical problems, the utility model provides a cold-rolled stainless steel strip unwinding device that can not only facilitate the movement of the steel coil, avoid the collision between the steel coil and the unwinding machine, but also blow the unrolled steel coil to avoid dust affecting subsequent cutting.

[0006] A pay-off device for cold-rolled stainless steel strip of the utility model includes an uncoiling mechanism; it also includes a conveying mechanism, a supporting mechanism, multiple groups of connecting mechanisms and a purging mechanism. The conveying mechanism is installed on the uncoiling mechanism and drives the steel coil to move. The supporting mechanism is installed on the uncoiling mechanism and supports the steel coil. The connecting mechanism is installed on the supporting mechanism and facilitates driving the steel coil to move. The purging mechanism is installed on the uncoiling mechanism and clamps and purges the steel coil; The staff fixes the uncoiled steel coil on the connecting mechanism, then the staff hoists the connecting mechanism onto the supporting mechanism. The conveying mechanism drives the steel coil to move so that the connecting mechanism is inserted into the uncoiling mechanism. The uncoiling mechanism drives the steel coil to rotate, facilitating the rotation of the steel coil. At the same time, the purging mechanism purges the surface of the steel coil and prevents the steel coil from loosening.

[0007] Preferably, the uncoiling mechanism includes a base, a frame, a first motor, a first reducer and a connecting seat. The bottom end of the base is connected to the ground, the bottom end of the frame is connected to the top end of the base, the first motor is installed on the frame, the first reducer is installed on the frame, the connecting seat is rotatably installed on the frame and longitudinally connected to the first reducer, and a positioning groove is formed on the connecting seat; When the connecting mechanism is connected to the connecting seat, start the first motor. The first motor drives the connecting seat to rotate through the first reducer, and the connecting seat drives the connecting mechanism and the steel coil to rotate, facilitating the uncoiling of the steel coil.

[0008] Preferably, the conveying mechanism includes a second motor, a second reducer, a transmission shaft, two groups of first bevel gears, two groups of reciprocating lead screws and two groups of second bevel gears. The second motor is installed on the base, the second reducer is installed on the base, the transmission shaft is rotatably installed on the base and longitudinally connected to the second reducer, two groups of first bevel gears are both installed on the transmission shaft, two sliding grooves are formed on the base, two groups of reciprocating lead screws are respectively rotatably installed in the two sliding grooves of the base, and two groups of second bevel gears are respectively installed on the two groups of reciprocating lead screws and respectively meshed with the two groups of first bevel gears for transmission; Start the second motor. The second motor drives the transmission shaft to rotate through the second reducer, the transmission shaft drives the two groups of first bevel gears to rotate, the two groups of first bevel gears respectively drive the two groups of second bevel gears to rotate, the two groups of second bevel gears drive the two groups of reciprocating lead screws to rotate, and the two groups of reciprocating lead screws drive the supporting mechanism to move, so that the connecting mechanism is connected to the connecting seat.

[0009] Preferably, the support mechanism includes a moving base, two sets of brackets, two sets of hinges, two sets of positioning clips, two sets of latches, four sets of hydraulic cylinders I, and a clamping plate. The moving base is slidably installed in the two sliding grooves of the base. The bottom ends of the two sets of brackets are connected to the top end of the moving base. Rotation grooves are provided on both sets of brackets. The two sets of hinges are respectively installed on the two sets of brackets. The two sets of positioning clips are respectively installed on the two sets of hinges. The two sets of latches are respectively installed on the two sets of brackets. The bottom ends of the four sets of hydraulic cylinders I are connected to the top end of the moving base. The bottom end of the clamping plate is connected to the top ends of the four sets of hydraulic cylinders I. The staff hoists the connecting mechanism into the rotation grooves of the two sets of brackets, and then rotates the two sets of positioning clips, so that the two sets of latches fix the two sets of positioning clips to prevent the connecting mechanism from falling off. Then, the two reciprocating lead screws drive the moving base to move, so that the connecting mechanism is inserted into the positioning groove of the connecting seat. The four sets of hydraulic cylinders I push the clamping plate upward to clamp the steel coil and prevent the steel coil from loosening naturally.

[0010] Preferably, the connecting mechanism includes a winding roller, two sets of positioning rings, two sets of handles, and a connecting head. The winding roller is rotatably installed in the rotation grooves of the two sets of brackets. The two sets of positioning rings are both installed on the winding roller. The two sets of handles are respectively installed on the two sets of positioning rings. The connecting head is installed on the winding roller. When winding the steel coil, the winding roller is used for winding. When it is necessary to unwind the steel coil, the staff can hoist the two sets of handles with a crane, hoist the winding roller and the steel coil into the rotation grooves of the two sets of brackets. By setting the two sets of positioning rings, it is convenient to position the steel coil. The moving base drives the winding roller to move, so that the connecting head is inserted into the positioning groove of the connecting seat, which is convenient for the connecting seat to drive the winding roller and the steel coil to rotate and unwind through the connecting head.

[0011] Preferably, the purging mechanism includes a hydraulic cylinder, a cross beam, a suspension bracket, a roller shaft, an air pump, an exhaust pipe, an air delivery pipe, and multiple high-pressure nozzles. The bottom end of the hydraulic cylinder is connected to the top end of the frame. The bottom end of the cross beam is connected to the top end of the hydraulic cylinder. The top end of the suspension bracket is connected to the bottom end of the cross beam. The roller shaft is rotatably installed on the suspension bracket. The bottom end of the air pump is connected to the top end of the cross beam. The exhaust pipe is installed on the air pump. The air delivery pipe is installed on the air pump. The multiple high-pressure nozzles are all installed on the air delivery pipe and are internally communicated with the air delivery pipe. The roller shaft fixes the top end of the steel coil. Following the unwinding of the steel coil, the hydraulic cylinder drives the cross beam and the suspension bracket to descend, so that the roller shaft always presses against the top end of the steel coil. At the same time, the air pump is started. The air pump sucks air through the exhaust pipe and delivers the air to the multiple high-pressure nozzles through the air delivery pipe, and uses the multiple high-pressure nozzles to purge the surface of the steel coil to blow off the impurities and dust on the surface of the steel coil.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: The staff fixes the uncoiled steel coil on the connecting mechanism, then hoists the connecting mechanism onto the supporting mechanism, and the conveying mechanism drives the steel coil to move so that the connecting mechanism is inserted into the uncoiling mechanism. The uncoiling mechanism drives the steel coil to rotate, which facilitates the rotation of the steel coil. At the same time, the purging mechanism purges the surface of the steel coil and prevents the steel coil from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is an isometric structural view of the present utility model;

[0014] Figure 2 is a front structural view of the uncoiling mechanism of the present utility model;

[0015] Figure 3 is an isometric structural view of the conveying mechanism and the supporting mechanism of the present utility model;

[0016] Figure 4 is a partially enlarged isometric structural view of the supporting mechanism and the connecting mechanism of the present utility model;

[0017] Figure 5 is a partially enlarged isometric structural view of the purging mechanism of the present utility model.

[0018] Reference numerals in the drawings: 01, uncoiling mechanism; 11, base; 12, frame; 13, first motor; 14, first reducer; 15, connecting seat; 02, conveying mechanism; 21, second motor; 22, second reducer; 23, transmission shaft; 24, first bevel gear; 25, reciprocating lead screw; 26, second bevel gear; 03, supporting mechanism; 31, moving base; 32, bracket; 33, hinge; 34, positioning clamp; 35, lock; 36, first hydraulic cylinder; 37, clamping plate; 04, connecting mechanism; 41, winding roller; 42, positioning ring; 43, handle; 44, connecting head; 05, purging mechanism; 51, hydraulic cylinder; 52, cross beam; 53, hanging bracket; 54, roller shaft; 55, air pump; 56, exhaust pipe; 57, air supply pipe; 58, high-pressure nozzle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] For the convenience of understanding the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided so that the disclosure of the present utility model is thorough and complete.

[0020] Embodiment 1

[0021] A pay-off device for cold-rolled stainless steel strips of the utility model includes an unwinding mechanism 01; it also includes a conveying mechanism 02, a supporting mechanism 03, multiple groups of connecting mechanisms 04 and a purging mechanism 05. The conveying mechanism 02 is installed on the unwinding mechanism 01 and drives the steel coil to move. The supporting mechanism 03 is installed on the unwinding mechanism 01 and supports the steel coil. The connecting mechanism 04 is installed on the supporting mechanism 03 and facilitates driving the steel coil to move. The purging mechanism 05 is installed on the unwinding mechanism 01 and clamps and purges the steel coil; the unwinding mechanism 01 includes a base 11, a frame 12, a first motor 13, a first reducer 14 and a connecting seat 15. The bottom end of the base 11 is connected to the ground. The bottom end of the frame 12 is connected to the top end of the base 11. The first motor 13 is installed on the frame 12. The first reducer 14 is installed on the frame 12. The connecting seat 15 is rotatably installed on the frame 12 and is longitudinally connected to the first reducer 14. A positioning groove is formed on the connecting seat 15; the conveying mechanism 02 includes a second motor 21, a second reducer 22, a transmission shaft 23, two groups of first bevel gears 24, two groups of reciprocating lead screws 25 and two groups of second bevel gears 26. The second motor 21 is installed on the base 11. The second reducer 22 is installed on the base 11. The transmission shaft 23 is rotatably installed on the base 11 and is longitudinally connected to the second reducer 22. The two groups of first bevel gears 24 are both installed on the transmission shaft 23. Two groups of sliding grooves are formed on the base 11. The two groups of reciprocating lead screws 25 are respectively rotatably installed in the two groups of sliding grooves of the base 11. The two groups of second bevel gears 26 are respectively installed on the two groups of reciprocating lead screws 25 and are respectively meshed with the two groups of first bevel gears 24 for transmission; the supporting mechanism 03 includes a moving base 31, two groups of brackets 32, two groups of hinges 33, two groups of positioning clamps 34, two groups of latches 35, four groups of first hydraulic cylinders 36 and a clamping plate 37. The moving base 31 is slidably installed in the two groups of sliding grooves of the base 11. The bottom ends of the two groups of brackets 32 are connected to the top end of the moving base 31. Rotating grooves are formed on the two groups of brackets 32. The two groups of hinges 33 are respectively installed on the two groups of brackets 32. The two groups of positioning clamps 34 are respectively installed on the two groups of hinges 33. The two groups of latches 35 are respectively installed on the two groups of brackets 32. The bottom ends of the four groups of first hydraulic cylinders 36 are connected to the top end of the moving base 31. The bottom end of the clamping plate 37 is connected to the top ends of the four groups of first hydraulic cylinders 36; the connecting mechanism 04 includes a winding roller 41, two groups of positioning rings 42, two groups of handles 43 and a connecting head 44. The winding roller 41 is rotatably installed in the rotating grooves of the two groups of brackets 32. The two groups of positioning rings 42 are both installed on the winding roller 41. The two groups of handles 43 are respectively installed on the two groups of positioning rings 42. The connecting head 44 is installed on the winding roller 41;When it is working, first, during the winding of the steel coil, the winding roller 41 is used for winding. When it is necessary to unwind the steel coil, the staff can use a crane to lift the two groups of handles 43, lift the winding roller 41 and the steel coil into the rotating grooves of the two groups of brackets 32, and then rotate the two groups of positioning clips 34 so that the two groups of locking clasps 35 fix the two groups of positioning clips 34 to prevent the connecting mechanism 04 from falling off. The four hydraulic cylinders 36 push the clamping plate 37 upward so that the clamping plate 37 clamps the steel coil to prevent the steel coil from loosening naturally. By setting two positioning rings 42, it is convenient to position the steel coil. Start the second motor 21. The second motor 21 drives the transmission shaft 23 to rotate through the second reducer 22. The transmission shaft 23 drives the two bevel gears 24 to rotate. The two bevel gears 24 drive the two bevel gears 26 to rotate respectively. The two bevel gears 26 drive the two reciprocating lead screws 25 to rotate. Then the two reciprocating lead screws 25 drive the moving base 31 to move. The moving base 31 drives the winding roller 41 to move so that the connecting head 44 is inserted into the positioning groove of the connecting seat 15. After that, start the first motor 13. The first motor 13 drives the connecting seat 15 to rotate through the first reducer 14. The connecting seat 15 drives the winding roller 41 and the steel coil to rotate, which is convenient for driving the steel coil to unwind.;

[0022] Embodiment 2

[0023] As Figures 1 to 5As shown in the figure, a pay-off device for cold-rolled stainless steel strips of the present utility model is based on Embodiment 1; the purging mechanism 05 includes a hydraulic cylinder 51, a cross beam 52, a hanging bracket 53, a roller shaft 54, an air pump 55, an air suction pipe 56, an air delivery pipe 57 and multiple groups of high-pressure nozzles 58. The bottom end of the hydraulic cylinder 51 is connected to the top end of the frame 12, the bottom end of the cross beam 52 is connected to the top end of the hydraulic cylinder 51, the top end of the hanging bracket 53 is connected to the bottom end of the cross beam 52, the roller shaft 54 is rotatably installed on the hanging bracket 53, the bottom end of the air pump 55 is connected to the top end of the cross beam 52, the air suction pipe 56 is installed on the air pump 55, the air delivery pipe 57 is installed on the air pump 55, and multiple groups of high-pressure nozzles 58 are all installed on the air delivery pipe 57 and communicated with the inside of the air delivery pipe 57; during its operation, first, when the steel coil is wound, it is wound by the winding roller 41. When the steel coil needs to be unwound, the staff can use a crane to lift the two handles 43, lift the winding roller 41 and the steel coil into the rotating grooves of the two brackets 32, and then rotate the two positioning clips 34 to fix the two locking latches 35 to the two positioning clips 34 to prevent the connecting mechanism 04 from falling off. The four hydraulic cylinders 36 push the clamping plate 37 upward to clamp the steel coil to prevent the steel coil from loosening naturally. By setting two positioning rings 42, it is convenient to position the steel coil. Start the second motor 21, and the second motor 21 drives the transmission shaft 23 to rotate through the second reducer 22. The transmission shaft 23 drives the two first bevel gears 24 to rotate. The two first bevel gears 24 drive the two second bevel gears 26 to rotate respectively. The two second bevel gears 26 drive the two reciprocating lead screws 25 to rotate. Then the two reciprocating lead screws 25 drive the moving base 31 to move. The moving base 31 drives the winding roller 41 to move so that the connecting head 44 is inserted into the positioning groove of the connecting seat 15. After that, start the first motor 13, and the first motor 13 drives the connecting seat 15 to rotate through the first reducer 14. The connecting seat 15 drives the winding roller 41 and the steel coil to rotate, which is convenient for driving the steel coil to unwind. The roller shaft 54 fixes the top end of the steel coil. Following the unwinding of the steel coil, the hydraulic cylinder 51 drives the cross beam 52 and the hanging bracket 53 to descend so that the roller shaft 54 always presses against the top end of the steel coil. At the same time, start the air pump 55. The air pump 55 sucks air through the air suction pipe 56 and conveys the air to the multiple groups of high-pressure nozzles 58 through the air delivery pipe 57, and uses the multiple groups of high-pressure nozzles 58 to purge the surface of the steel coil to blow off the impurities and dust on the surface of the steel coil.

[0024] The first motor 13, the first reducer 14, the second motor 21, the second reducer 22 and the air pump 55 of the present utility model are purchased on the market. Those skilled in the art only need to install and operate according to the attached operation manuals, without the need for creative labor from those skilled in the art.

[0025] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A cold-rolled stainless steel strip unwinding device, comprising an unwinding mechanism (01); characterized in that: The steel coil is also provided with a conveying mechanism (02), a supporting mechanism (03), a plurality of connecting mechanisms (04) and a purging mechanism (05). The conveying mechanism (02) is installed on the unwinding mechanism (01) and drives the steel coil to move. The supporting mechanism (03) is installed on the unwinding mechanism (01) and supports the steel coil. The connecting mechanism (04) is installed on the supporting mechanism (03) and facilitates the movement of the steel coil. The purging mechanism (05) is installed on the unwinding mechanism (01) and clamps and purges the steel coil.

2. A cold-rolled stainless steel strip unwinding device as claimed in claim 1, characterized in that: The unwinding mechanism (01) comprises a base (11), a frame (12), a motor (13), a reducer (14) and a connecting seat (15); the bottom end of the base (11) is connected to the ground, the bottom end of the frame (12) is connected to the top end of the base (11), the motor (13) is mounted on the frame (12), the reducer (14) is mounted on the frame (12), the connecting seat (15) is rotatably mounted on the frame (12) and longitudinally connected to the reducer (14), and a positioning groove is provided on the connecting seat (15).

3. A cold-rolled stainless steel strip unwinding device as claimed in claim 2, characterized in that: The conveying mechanism (02) comprises a second motor (21), a second reducer (22), a transmission shaft (23), two groups of bevel gears (24), two groups of reciprocating screws (25) and two groups of bevel gears (26). The second motor (21) is mounted on a base (11), the second reducer (22) is mounted on the base (11), the transmission shaft (23) is rotatably mounted on the base (11) and is longitudinally connected to the second reducer (22), the two groups of bevel gears (24) are both mounted on the transmission shaft (23), the base (11) is provided with two groups of sliding grooves, the two groups of reciprocating screws (25) are respectively rotatably mounted in the two groups of sliding grooves of the base (11), and the two groups of bevel gears (26) are respectively mounted on the two groups of reciprocating screws (25) and are respectively meshed with the two groups of bevel gears (24) for transmission.

4. A cold-rolled stainless steel strip unwinding device as claimed in claim 2, characterized in that: The supporting mechanism (03) comprises a movable base (31), two groups of brackets (32), two groups of hinges (33), two groups of positioning clamps (34), two groups of locks (35), four groups of hydraulic cylinders (36) and a clamping plate (37). The movable base (31) is slidably mounted in two groups of sliding grooves of the base (11). The bottom ends of the two groups of brackets (32) are connected to the top end of the movable base (31). The two groups of brackets (32) are both provided with rotating grooves. The two groups of hinges (33) are respectively mounted on the two groups of brackets (32). The two groups of positioning clamps (34) are respectively mounted on the two groups of hinges (33). The two groups of locks (35) are respectively mounted on the two groups of brackets (32). The bottom ends of the four groups of hydraulic cylinders (36) are connected to the top end of the movable base (31). The bottom ends of the clamping plates (37) are connected to the top end of the four groups of hydraulic cylinders (36).

5. A cold-rolled stainless steel strip unwinding device as claimed in claim 4, characterized in that: The connecting mechanism (04) comprises a winding roller (41), two sets of positioning rings (42), two sets of handles (43) and a connecting head (44); the winding roller (41) is rotatably mounted in the rotating grooves of the two sets of brackets (32); the two sets of positioning rings (42) are both mounted on the winding roller (41); the two sets of handles (43) are respectively mounted on the two sets of positioning rings (42); and the connecting head (44) is mounted on the winding roller (41).

6. A cold-rolled stainless steel strip unwinding device as claimed in claim 2, characterized in that: The purge mechanism (05) comprises a hydraulic cylinder (51), a cross beam (52), a hanger (53), a roller (54), an air pump (55), an air extraction pipe (56), an air supply pipe (57) and a plurality of high-pressure nozzles (58). The bottom end of the hydraulic cylinder (51) is connected to the top end of the frame (12), the bottom end of the cross beam (52) is connected to the top end of the hydraulic cylinder (51), the top end of the hanger (53) is connected to the bottom end of the cross beam (52), the roller (54) is rotatably mounted on the hanger (53), the bottom end of the air pump (55) is connected to the top end of the cross beam (52), the air extraction pipe (56) is mounted on the air pump (55), the air supply pipe (57) is mounted on the air pump (55), and the plurality of high-pressure nozzles (58) are mounted on the air supply pipe (57) and are communicated with the inside of the air supply pipe (57).

Images