Hot rolling hydraulic shear blade replacing device

Abstract

The utility model discloses a hot rolling hydraulic shear blade replacing device which comprises a connecting frame, a lifting power device is installed on one side of the connecting frame, the other side of the connecting frame is fixedly connected with a hot rolling hydraulic shear, the connecting frame is further provided with a shear blade conveying device, and an electric capstan is used for driving a capstan grabbing hook to pull out or push an upper shear blade and a lower shear blade into a shear piece at the same time. And a lot of manpower and time are saved. The shearing device is simple in structure, easy to implement, convenient to operate, convenient to replace shearing pieces, safe, reliable, time-saving, labor-saving and extremely high in popularization value.

Description

Technical Field

[0001] The utility model belongs to the technical field of continuous casting and rolling equipment and relates to a shear blade replacement device for hot rolling hydraulic shears. Background Art

[0002] Hydraulic shears are crucial equipment in the continuous production of pickling rolling production lines. The shear blade, as the core component of the hydraulic shear, is even more important. Therefore, how to quickly and conveniently replace the shear blade, adapt to fast-paced production, and improve equipment utilization has become a concern of the owners. This method can effectively solve the inconvenience of shear blade replacement on hot rolling lines, such as difficulty and time-consuming. Utility Model Content

[0003] The utility model aims to provide a hot rolling hydraulic shear blade replacement device, which has the characteristics of short replacement time and convenient operation.

[0004] The technical scheme adopted by the utility model is that the hot rolling hydraulic shear blade replacement device comprises a connecting frame, one side of the connecting frame is equipped with a lifting power device, the other side is fixedly connected with the hot rolling hydraulic shear, and the connecting frame is also equipped with a shear blade transportation device.

[0005] The utility model is also characterized in that:

[0006] The lifting power device comprises a power winch assembly and a pulley assembly. The lifting power device is also provided with a lifting replacement device. The power winch assembly and the pulley assembly are connected to the connecting frame, and the lifting replacement device is connected to the power winch assembly.

[0007] The power winch assembly comprises an electric winch, a steel wire rope is wound around the electric winch, a winch hook is connected to the end of the steel wire rope, the winch hook is connected to the lifting and replacing device, and the steel wire rope is in contact with the pulley assembly.

[0008] The lifting and replacement device includes a connecting rod device and a lifting plate. The connecting rod device includes a hanging plate connecting rod and a distance-increasing connecting rod. One end of the hanging plate connecting rod is fixedly connected with a hook plate, and the other end of the hanging plate connecting rod is connected with the lifting plate. One end of the distance-increasing connecting rod is fixedly connected with the hook plate, and the other end of the distance-increasing connecting rod is threadedly connected with the hanging plate connecting rod. The lifting plate includes a plate body, a lifting hole is opened in the middle of the plate body, pins are respectively arranged on both sides of the plate body, the pins are connected with the shear blade seat, the lifting hole is connected with the winch hook, and the hook plate of the hanging plate connecting rod and the hook plate of the distance-increasing connecting rod are connected with the winch hook.

[0009] The pulley assembly comprises a second pulley, a third pulley is arranged between the second pulley and the connecting frame, the second pulley and the third pulley are in the same horizontal plane, and a first pulley is installed between the second pulley and the winch assembly.

[0010] The shear blade transport device comprises a slideway, on which rollers are installed, and the slideway is installed on one side of the connecting frame.

[0011] The beneficial effect of the utility model is that the upper and lower shear blades are pulled out or pushed into the shearing piece at the same time by driving the winch hook with an electric winch, which saves a lot of manpower and time. The utility model has a simple structure, is easy to implement, is easy to operate, is convenient for replacing shearing pieces, is safe and reliable, saves time and labor, and has a very high promotion value. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of a hot rolling hydraulic shear blade replacement device of the utility model;

[0013] Figure 2 It is a schematic diagram of the replacement state of the hot rolling hydraulic shear blade replacement device of the utility model;

[0014] Figure 3 This is a schematic diagram of the installation state of the hot rolling hydraulic shear blade replacement device of the utility model;

[0015] Figure 4 The utility model is a structural schematic diagram of a lifting plate of a hot rolling hydraulic shear blade replacement device.

[0016] In the figure, 1. connecting frame, 2. lifting power device, 3. shear blade transport device;

[0017] 201. Power winch assembly, 202. Pulley assembly, 203. Lifting and replacement device, 301. Slideway, 302. Roller;

[0018] 20101. Electric winch, 20102. Steel wire rope, 20103. Winch hook, 20201. First pulley, 20202. Second pulley, 20203. Third pulley, 20301. Connecting rod device, 20302. Lifting plate;

[0019] 2030101. Hanging plate connecting rod, 2030102. Second connecting rod, 2030201. Plate body, 2030202. Lifting hole, 2030203. Pin. DETAILED DESCRIPTION

[0020] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0021] Example 1

[0022] The utility model discloses a hot rolling hydraulic shear blade replacement device, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, it comprises a connecting frame 1, a lifting power device 2 is installed on one side of the connecting frame 1, and the other side is fixedly connected to the hot rolling hydraulic shear. The connecting frame 1 is also installed with a shear blade transportation device 3.

[0023] The lifting power device 2 includes a power winch assembly 20101 and a pulley assembly 202. The lifting power device 2 is also provided with a lifting replacement device 203. The power winch assembly 20101 and the pulley assembly 202 are connected to the connecting frame 1, and the lifting replacement device 203 is connected to the connecting frame 1.

[0024] The lifting and replacing device 203 includes a lifting plate 20302, and the lifting plate 20302 includes a plate body 2030201. A lifting hole 2030202 is opened in the middle of the plate body 2030201, and pins 2030203 are respectively arranged on both sides of the plate body 2030201. The pins 2030203 are connected to the shear blade seat, and the lifting hole 2030202 is connected to the winch hook 20103.

[0025] The pulley assembly 202 includes a second pulley 20202, and a third pulley 20203 is also arranged between the second pulley 20202 and the operating side of the connecting frame 1. The second pulley 20202 and the third pulley 20203 are on the same horizontal plane, and a first pulley 20201 is also installed between the second pulley 20202 and the power winch assembly 201, and the wire rope 20102 passes through the pulley assembly 202.

[0026] The power winch assembly 201 includes an electric winch 20101, on which a steel wire rope 20102 is wound, and a winch hook 20103 is connected to the end of the steel wire rope 20102, and the winch hook 20103 is connected to the lifting and replacement device 203, and the steel wire rope 20102 is in contact and connection with the first pulley 20201 and the third pulley 20203 in the pulley assembly 202, and the steel wire rope 20102 first contacts and connects with the groove on the operating side of the first pulley 20201 close to the connecting frame 1, and then contacts and connects with the groove on the operating side of the third pulley 20203 away from the connecting frame 1, so that the steel wire rope 20102 is in an "S" shape, and by starting the electric winch 20101 to drive the steel wire rope 20102 to rotate and generate tension, the upper shear blade seat and the lower shear blade seat are pulled out from the square window of the operating side frame of the hot rolling hydraulic shear to the shear blade transportation device 3.

[0027] Example 2

[0028] The utility model discloses a hot rolling hydraulic shear blade replacement device, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, it includes a hot-rolled hydraulic shear 1, a power winch assembly 201 is installed on the operating side of the connecting frame 1, a pulley assembly 202 is also installed on the operating side of the connecting frame 1, the power winch assembly 201 is connected to the shearing assembly 4, the pulley assembly 202 is connected to the lifting and replacement device 203, and the connecting frame 1 is also provided with a shear blade transportation device 3.

[0029] The lifting and replacing device 203 includes a lifting plate 20302, and the lifting plate 20302 includes a plate body 2030201. A lifting hole 2030202 is opened in the middle of the plate body 2030201, and pins 2030203 are respectively arranged on both sides of the plate body 2030201. The pins 2030203 are connected to the shear blade seat, and the lifting hole 2030202 is connected to the winch hook 20103.

[0030] The lifting and replacing device 203 includes a connecting rod device 20301 and a lifting plate 20302. The connecting rod device 20301 includes a hanging plate connecting rod 2030101 and a distance-increasing connecting rod 2030102. The hanging plate connecting rod 2030101 and the distance-increasing connecting rod 2030102 are connected by threads. The two ends of the hanging plate connecting rod 2030101 are fixedly connected with hook plates. The two ends of the distance-increasing connecting rod 2030102 are fixedly connected with hook plates. The lifting plate 20302 includes a plate body 2030201, a lifting hole 2030202 is opened in the middle of the plate body 2030201, pins 2030203 are respectively arranged on both sides of the plate body 2030201, the pins 2030203 are matched and connected with the upper shear blade seat and the lower shear blade seat, the hook plate of the lifting plate connecting rod 2030101 and the hook plate of the distance increasing connecting rod 2030102 are connected with the winch hook 20103.

[0031] The pulley assembly 202 includes a second pulley 20202, and a third pulley 20203 is also arranged between the second pulley 20202 and the operating side of the connecting frame 1. The second pulley 20202 and the third pulley 20203 are on the same horizontal plane, and a first pulley 20201 is also installed between the second pulley 20202 and the power winch assembly 201, and the wire rope 20102 passes through the pulley assembly 202.

[0032] The power winch assembly 201 includes an electric winch 20101, on which a steel wire rope 20102 is wound, and a winch hook 20103 is connected to the end of the steel wire rope 20102. The winch hook 20103 is connected to the lifting and replacement device 203, and the steel wire rope 20102 is in contact and connection with the first pulley 20201 and the second pulley 20202 in the pulley assembly 202. The steel wire rope 20102 first contacts and connects with the groove on the operating side of the first pulley 20201 close to the connecting frame 1, and then contacts and connects with the groove on the operating side of the second pulley 20202 close to the connecting frame 1. The upper shear blade seat and the lower shear blade seat are pulled out from the square window of the operating side frame of the hot rolling hydraulic shear to the shear blade transport device 3, and the replaced upper shear blade seat and the lower shear blade seat are pulled up and pushed into the square window of the operating side frame of the hot rolling hydraulic shear.

[0033] Example 3

[0034] The utility model discloses a hot rolling hydraulic shear blade replacement device, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, it includes a hot-rolled hydraulic shear 1, a power winch assembly 201 is installed on the operating side of the connecting frame 1, a pulley assembly 202 is also installed on the operating side of the connecting frame 1, the power winch assembly 201 is connected to the shearing assembly 4, the pulley assembly 202 is connected to the lifting and replacement device 203, and the connecting frame 1 is also provided with a shear blade transportation device 3.

[0035] The shear blade transport device 3 comprises a slide 301 , on which rollers 302 are installed. The slide 301 is installed on one side of the connecting frame 1 .

[0036] The lifting and replacing device 203 includes a connecting rod device 20301 and a lifting plate 20302. The connecting rod device 20301 includes a hanging plate connecting rod 2030101 and a distance-increasing connecting rod 2030102. The hanging plate connecting rod 2030101 and the distance-increasing connecting rod 2030102 are connected by threads. The two ends of the hanging plate connecting rod 2030101 are fixedly connected with hook plates. The two ends of the distance-increasing connecting rod 2030102 are fixedly connected with hook plates. The lifting plate 20302 includes a plate body 2030201, a lifting hole 2030202 is opened in the middle of the plate body 2030201, pins 2030203 are respectively arranged on both sides of the plate body 2030201, the pins 2030203 are matched and connected with the upper shear blade seat and the lower shear blade seat, the hook plate of the lifting plate connecting rod 2030101 and the hook plate of the distance increasing connecting rod 2030102 are connected with the winch hook 20103.

[0037] The pulley assembly 202 includes a second pulley 20202, and a third pulley 20203 is also arranged between the second pulley 20202 and the operating side of the connecting frame 1. The second pulley 20202 and the third pulley 20203 are on the same horizontal plane, and a first pulley 20201 is also installed between the second pulley 20202 and the power winch assembly 201, and the wire rope 20102 passes through the pulley assembly 202.

[0038] The power winch assembly 201 includes an electric winch 20101, on which a steel wire rope 20102 is wound, and a winch hook 20103 is connected to the end of the steel wire rope 20102. The winch hook 20103 is connected to the lifting and replacement device 203, and the steel wire rope 20102 is in contact with and connected to the first pulley 20201 and the second pulley 20202 in the pulley assembly 202. The steel wire rope 20102 first contacts and connects to the groove on the operating side of the first pulley 20201 close to the connecting frame 1, and then contacts and connects to the groove on the operating side of the second pulley 20202 close to the connecting frame 1. Contact connection, use the winch hook 20103 to pass the wire rope 20102 around the first pulley 20201 and the third pulley 20203 and hang it on the hook plate of the distance increasing link 2030102, start the electric winch 20101 to rotate, thereby pushing the upper shear blade seat and the lower shear blade seat to move toward the direction of the hot rolling hydraulic shear. After the upper shear blade seat and the lower shear blade seat reach the position, turn off the electric winch 20101, remove the winch hook 20103, dismantle the hanging plate link 2030101, the distance increasing link 2030102 and the lifting plate 20302, and complete the shear blade replacement work.

[0039] The working principle of the hot rolling hydraulic shear blade replacement device of the utility model is as follows:

[0040] When replacing the shear blade, the shear blade locking hydraulic cylinder is released to release the spring lock of the shear blade assembly; then, the pin 2030203 of the lifting plate 20302 is connected to the upper and lower shear blade holders on both sides respectively; after installation, the winch hook 20103 is passed through the first pulley 20201 and the third pulley 20203 to hook into the lifting hole 2030202 on the lifting plate 20302, so that the wire rope 20102 forms an S shape, and the electric winch 20101 is started to drive the wire rope 20102 to rotate and generate tension, and the upper and lower shear blade holders in the connecting frame 1 are pulled out from the square window of the operating side frame of the hot rolling hydraulic shear to the slideway 301 of the shear blade transportation device 3, and the upper and lower shear blade holders are easily sent out of the connecting frame 1 through the rollers 302 distributed on the slideway 301, so that the workers can replace the shear blades conveniently.

[0041] When installing the shear blade, connect the lifting plate 20302 to the corresponding holes at both ends of the upper shear blade holder and the lower shear blade holder, connect the lifting plate connecting rod 2030101 to the lifting plate 20302 near the lifting power device 2, and after installation, pass the winch hook 20103 through the first pulley 20201 and the second pulley 20202 to the lifting hole of the hanging plate connecting rod 2030101, so that the wire rope 20102 forms an S shape. After the connection is completed, start the electric winch 20101 to drive the wire rope 20102 to rotate, generate tension, pull up the upper shear blade seat and the lower shear blade seat replaced by the slide 301 and push them into the square window of the operating side frame of the hot rolling hydraulic shear, and connect the hanging plate connecting rod 2030101 and the distance increasing connecting rod 2030102 through threads. The hanging plate connecting rod 2030101 brings up the upper shear blade seat and the lower shear blade seat for easy connection with the hot rolling hydraulic shear. The distance increasing connecting rod 2030102 acts as an extension rod. The distance increasing connecting rod 2030102 is installed on the hanging plate connecting rod 2030101 through the connecting thread, so as to increase the lateral movement distance of the shear blade seat. By adopting a split structure for the connecting rod device 20301, it is not only possible to avoid the inconvenience of processing due to the excessive length of the connecting rod, but also to meet the length of the shear blade replacement, and to ensure convenient loading, unloading and storage. After the connection is completed, the wire rope 20102 is passed around the first pulley 2 by using the winch hook 20103. 0201. The third pulley 20203 is hung on the hook plate of the distance increasing link 2030102, and the electric winch 20101 is started to rotate, thereby pushing the upper shear blade seat and the lower shear blade seat to move toward the direction of the hot rolling hydraulic shear. After the upper shear blade seat and the lower shear blade seat reach the position, the electric winch 20101 is turned off, the winch hook 20103 is removed, and the hanging plate link 2030101, the distance increasing link 2030102 and the lifting plate 20302 are removed to complete the shear blade replacement work.

Claims

1. A hot rolling hydraulic shear blade replacement device, characterized in that: It comprises a connecting frame (1), one side of the connecting frame (1) is equipped with a lifting power device (2), and the other side is fixedly connected to a hot rolling hydraulic shear, and the connecting frame (1) is also equipped with a shear blade transportation device (3).

2. The hot rolling hydraulic shear blade replacement device according to claim 1, characterized in that: The lifting power device (2) comprises a power winch assembly (201) and a pulley assembly (202), and the lifting power device (2) is further provided with a lifting replacement device (203), the power winch assembly (201) and the pulley assembly (202) are connected to the connecting frame (1), and the lifting replacement device (203) is connected to the power winch assembly (201).

3. The hot rolling hydraulic shear blade replacement device according to claim 2, characterized in that: The power winch assembly (201) comprises an electric winch (20101), a steel wire rope (20102) is wound around the electric winch (20101), a winch hook (20103) is connected to the end of the steel wire rope (20102), the winch hook (20103) is connected to the lifting and replacement device (203), and the steel wire rope (20102) is in contact with the pulley assembly (202).

4. The hot rolling hydraulic shear blade replacement device according to claim 3, characterized in that: The lifting and replacing device (203) comprises a connecting rod device (20301) and a lifting plate (20302); the connecting rod device (20301) comprises a hanging plate connecting rod (2030101) and a distance-increasing connecting rod (2030102); one end of the hanging plate connecting rod (2030101) is fixedly connected to a hook plate, and the other end of the hanging plate connecting rod (2030101) is connected to the lifting plate (20302); one end of the distance-increasing connecting rod (2030102) is fixedly connected to a hook plate, and the other end of the distance-increasing connecting rod (2030102) is connected to the hanging plate connecting rod (2030101). Threaded connection, the lifting plate (20302) comprises a plate body (2030201), a lifting hole (2030202) is opened in the middle of the plate body (2030201), pins (2030203) are respectively arranged on both sides of the plate body (2030201), the pins (2030203) are connected to the shear blade seat, the lifting hole (2030202) is connected to the winch hook (20103), and the hook plate of the lifting plate connecting rod (2030101) and the hook plate of the distance increasing connecting rod (2030102) are connected to the winch hook (20103).

5. The hot rolling hydraulic shear blade replacement device according to claim 4, characterized in that: The pulley assembly (202) comprises a second pulley (20202), a third pulley (20203) is further arranged between the second pulley (20202) and the connecting frame (1), the second pulley (20202) and the third pulley (20203) are on the same horizontal plane, and a first pulley (20201) is further installed between the second pulley (20202) and the winch assembly (201).

6. The hot rolling hydraulic shear blade replacement device according to claim 1, characterized in that: The shear blade transport device (3) comprises a slideway (301), the slideway (301) being equipped with rollers (302), and the slideway (301) being installed on one side of the connecting frame (1).

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