An oxygen lance straightening machine

Abstract

The present invention relates to an oxygen lance straightening machine, and belongs to the technical field of nonferrous metallurgical machinery. The present invention comprises a complete machine frame, an oxygen lance entry and exit station device, an oxygen lance straightening device, a liftable rail trolley, and an oxygen lance rotating platform; the oxygen lance entry and exit station device is placed on the left side of the complete machine frame for the entry and exit of the oxygen lance, the oxygen lance rotating platform is placed on the right side of the oxygen lance entry and exit station device for manual repair, the oxygen lance straightening device is placed parallel to the oxygen lance entry and exit station device and the oxygen lance rotating platform, and the liftable rail trolley is placed on both sides of the oxygen lance straightening device. The present invention can transport the oxygen lance more conveniently through the oxygen lance entry and exit station device, and drive the oxygen lance to rotate through the oxygen lance rotating platform, so as to facilitate manual observation and repair of the oxygen lance, and the oxygen lance straightening device can straighten the oxygen lance for straightness, with simpler operation and higher accuracy, so as to solve the problems of high danger, high difficulty, and low degree of mechanization in the existing oxygen lance straightening work.

Description

Technical Field

[0001] The invention relates to an oxygen lance straightening machine, belonging to the technical field of nonferrous metallurgical machinery. Background Art

[0002] At present, industrial oxygen lances are prone to bending during production, transportation and use, especially in the normal use of oxygen lances, the lance tip is easy to burn and the bending of the lance body seriously affects its normal use.

[0003] In traditional industrial production, it is very difficult to manually straighten an oxygen lance that has been bent because of its long length, large size and heavy weight. Using the traditional manual straightening method, the workers are in great danger, the straightening efficiency is low, and a lot of manpower and material resources are wasted. In addition, the accuracy of manual straightening is not high, and it is easy for the oxygen lance to be bent after straightening. Therefore, a device is needed that can easily transport the oxygen lance, straighten the oxygen lance, and repair the burnt lance head. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an oxygen lance straightening machine, which solves the problems of high risk, great difficulty and low mechanization degree of the existing oxygen lance straightening work.

[0005] The technical solution of the present invention is: an oxygen lance straightening machine, comprising a complete machine frame, an oxygen lance entry and exit station device, an oxygen lance straightening device, a liftable rail trolley, and an oxygen lance rotating platform; the complete machine frame is installed around the workshop, the oxygen lance entry and exit station device is placed on the left side of the complete machine frame for the entry and exit of the oxygen lance, the oxygen lance rotating platform is placed on the right side of the oxygen lance entry and exit station device for manual repair, the oxygen lance straightening device is placed parallel to the oxygen lance entry and exit station device and the oxygen lance rotating platform, and the liftable rail trolley is placed on both sides of the oxygen lance straightening device.

[0006] The whole machine frame includes a cross car, a cross car track, and a support frame; the support frame is installed vertically on the ground around the workshop, the cross car track is installed on the support frames on both sides, and the cross car is installed on the cross car track and can slide along a straight line.

[0007] The oxygen gun in and out station device comprises an in and out track, an oxygen gun pad, an in and out vehicle body, a wheel axle, and traveling wheels; the traveling wheels are connected by the wheel axle and can move in a straight line on the in and out track, the in and out vehicle body is installed above the wheel axle, and the oxygen gun pad is installed and fixed directly above the in and out vehicle body for transporting the oxygen gun.

[0008] The oxygen gun straightening device comprises a straightening frame, a cylinder, a cylinder hinge seat, a cylinder rod, a connecting flange, a connecting crossbeam, a pressure head gasket, a push rod guide seat, a double pressure head, a pressure head mold, a pressure head baffle, a lifting eye screw, a mounting plate, a supporting seat, a supporting shaft, and a swing arm; the cylinder is mounted above the straightening frame, the cylinder hinge seat is mounted on both sides of the cylinder for fixing the cylinder, one side of the cylinder rod is connected to the inner side of the cylinder, and the other side is connected to the connecting flange, the connecting crossbeam is contacted and fixed with the connecting flange, the push rod guide seat is fixedly connected to the double pressure heads, the pressure head gasket is mounted and fixed under the push rod guide seat for buffering, the pressure head mold is fixed on the straightening frame, the pressure head baffle is mounted and fixed on both sides of the pressure head mold, the lifting eye screw is mounted above the pressure head mold for fixing, the mounting plate is fixed at the middle position of both sides of the straightening frame, the supporting seat is mounted on both sides of the mounting plate, the supporting shaft is mounted in the middle position through the supporting seat, and the swing arm is mounted on the straightening frame and is located at the lower side of the mounting plate for supporting the oxygen gun.

[0009] The liftable rail trolley comprises a rail, a rail mounting accessory, a vehicle body, a pulley shaft wheel, a side guide assembly, a driving motor, a belt transmission assembly, a screw lifting assembly, and a motor; the rail is fixedly mounted on the rail mounting accessory, the pulley shaft wheel is mounted on the vehicle body and slides over the rail, the side guide assembly is mounted under the vehicle body, the driving motor is mounted on the vehicle body and connected to the pulley shaft wheel through the belt transmission assembly, the screw lifting assembly is mounted and fixed over the vehicle body, and the motor is connected and fixed to the screw lifting assembly.

[0010] The oxygen gun rotating platform includes a rotating platform bracket, a supporting roller, a supporting wheel shaft, a bearing cover, a bearing seat, a chain, a sprocket, and a rotating motor; the bearing seat is fixedly installed on the top of the rotating platform bracket, the supporting roller is sleeved on the supporting wheel shaft, the supporting wheel shaft is installed on the bearing seat, the bearing cover is fixedly installed on the outside of the bearing seat, the rotating motor is fixedly installed below the rotating platform bracket, the sprockets are respectively installed on the supporting wheel shaft and the rotating motor, and the two sprockets are connected by a chain.

[0011] The beneficial effects of the present invention are:

[0012] (1) The entire workshop can be equipped with two cranes, which saves land area, improves the land utilization rate of the workshop and reduces costs.

[0013] (2) The oxygen lance rotating platform can be used to drive the oxygen lance to rotate, so that workers can observe and repair the oxygen lance, making it more convenient to use and maintain.

[0014] (3) The arrangement of the oxygen gun entry and exit device can make the oxygen gun more convenient to enter and exit the workshop and at the same time more safe.

[0015] (4) The oxygen lance straightening device can calibrate the straightness of the oxygen lance, which actually has simpler operation and higher accuracy.

[0016] (5) The liftable rail trolley can solve the problem of difficult height adjustment during oxygen gun repair and increase the stability of the fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 It is a top view of the overall structure of the present invention;

[0019] Figure 3 It is a schematic diagram of the structure of the oxygen lance inlet and outlet station device of the present invention;

[0020] Figure 4 It is a structural schematic diagram of the oxygen lance straightening device of the present invention;

[0021] Figure 5 This is a front view of the oxygen lance straightening device of the present invention;

[0022] Figure 6 It is a partial structural schematic diagram of the oxygen lance straightening device of the present invention;

[0023] Figure 7 It is a schematic diagram of the structure of the liftable rail trolley of the present invention;

[0024] Figure 8 This is a front view of the liftable rail trolley of the present invention;

[0025] Fig. 9 It is a schematic diagram of the structure of the oxygen lance rotating platform of the present invention;

[0026] Fig.10 This is a front view of the oxygen lance rotating platform of the present invention;

[0027] In the figure: 1-complete machine frame, 2-oxygen gun in and out station device, 3-oxygen gun straightening device, 4-liftable rail trolley, 5-oxygen gun rotating platform, 6-cross car, 7-cross car track, 8-support frame, 9-in and out track, 10-oxygen gun pad, 11-in and out car body, 12-axle, 13-screw, 14-traveling wheel, 15-straightening frame, 16-oil cylinder, 17-oil cylinder hinge seat, 18-cylinder rod, 19-connecting flange, 20-connecting crossbeam, 21-pressure head gasket, 22-push rod guide seat, 23-double pressure head, 24-pressure Head mold, 25-pressure head baffle, 26-lifting eye screw, 27-mounting plate, 28-support seat, 29-support shaft, 30-swing arm, 31-track, 32-track mounting accessories, 33-car body, 34-pulley axle wheel, 35-side guide assembly, 36-drive motor, 37-belt drive assembly, 38-screw lifting assembly, 39-first motor, 40-rotating platform bracket, 41-support roller, 42-support wheel axle, 43-bearing cover, 44-bearing seat, 45-chain, 46-sprocket, 47-rotating motor. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and specific implementation methods.

[0029] like Figure 1 As shown, an oxygen lance straightening machine includes a complete machine frame 1, an oxygen lance entry and exit station device 2, an oxygen lance straightening device 3, a liftable rail trolley 4, and an oxygen lance rotating platform 5; the complete machine frame 1 is installed around the workshop, the oxygen lance entry and exit station device 2 is placed on the left side of the complete machine frame 1 for the entry and exit of the oxygen lance, the oxygen lance rotating platform 5 is placed on the right side of the oxygen lance entry and exit station device 2 for manual repair, the oxygen lance straightening device 3 is placed parallel to the oxygen lance entry and exit station device 2 and the oxygen lance rotating platform 5, and the liftable rail trolley 4 is placed on both sides of the oxygen lance straightening device 3.

[0030] Furthermore, the whole machine frame 1 includes a cross car 6, a cross car track 7, and a support frame 8; the support frame 8 is installed perpendicular to the ground around the workshop, the cross car track 7 is installed on the support frame 8 on both sides, and the cross car 6 is installed on the cross car track 7 and can slide along a straight line. The movement of the cross car 6 in the whole machine frame 1 can drive the oxygen gun to move between the oxygen gun straightening device 3, the oxygen gun rotating platform 5 and the oxygen gun in and out station device 2, so as to complete the straightening and repair work of the oxygen gun between different devices.

[0031] Furthermore, the oxygen gun in and out station device 2 includes an in and out track 9, an oxygen gun pad 10, an in and out vehicle body 11, an axle 12, and a running wheel 14; the running wheels 14 are connected by the axle 12, and can move in a straight line on the in and out track 9, and the running wheel 14 is fixed with a screw 13. The in and out vehicle body 11 is installed above the axle 12, and the oxygen gun pad 10 is installed and fixed directly above the in and out vehicle body 11 for transporting the oxygen gun. The oxygen gun in and out station device 2 is mainly used for the transfer of the oxygen gun inside and outside the repair workshop. The in and out track 9 can be laid inside and outside the workshop entrance and exit door according to the designed length, and the oxygen gun is placed on the oxygen gun pad 10 on the two in and out vehicles 11, so that the oxygen gun can be transferred in and out of the workshop.

[0032] Furthermore, the oxygen gun straightening device 3 includes a straightening frame 15, a cylinder 16, a cylinder hinge seat 17, a cylinder rod 18, a connecting flange 19, a connecting crossbeam 20, a pressure head gasket 21, a push rod guide seat 22, a double pressure head 23, a pressure head mold 24, a pressure head baffle 25, a lifting eye screw 26, a mounting plate 27, a support seat 28, a support shaft 29, and a swing arm 30; the cylinder 16 is installed above the straightening frame 15, the cylinder hinge seat 17 is installed on both sides of the cylinder 16 for fixing the cylinder 16, one side of the cylinder rod 18 is connected to the inner side of the cylinder 16, and the other side is connected to the connecting flange 19, and the connecting crossbeam 20 is connected to the connecting flange 19 is fixed in contact, the push rod guide seat 22 is fixedly connected to the double pressure head 23, the pressure head gasket 21 is installed and fixed under the push rod guide seat to play a buffering role, the pressure head mold 24 is fixed on the straightening frame 15, the pressure head baffle 25 is installed and fixed on both sides of the pressure head mold 24, the lifting eye screw 26 is installed on the top of the pressure head mold 24 to play a fixing role, the mounting plate 27 is fixed at the middle position on both sides of the straightening frame 15, the support seat 28 is installed on both sides of the mounting plate 27, the support shaft 29 is installed in the middle position through the support seat 28, and the swing arm 30 is installed on the straightening frame 15, located at the lower side of the mounting plate 27, for supporting the oxygen gun. During operation, the cylinder hinge seat 17 drives the movement of the double rams 23 through the cylinder rod 18, fits the ram mold 24 with the oxygen lance, and straightens the oxygen lance. According to the characteristics of the oxygen lance being long, large in size and weight, the ram baffle 25 is used to reinforce the ram mold 24 to prevent the ram mold 24 from moving or being damaged. The ram mold 24 of the oxygen lance straightening device 3 adopts a V-shaped die mouth to adapt to different oxygen lance diameters, and adopts a double guide rod structure to prevent the mold from rotating and enhance the guiding strength. The swing arm 30 of the oxygen lance straightening device 3 can drive the lifting and lowering of the support shaft 29 to support the gun body with different diameters.

[0033] Furthermore, the liftable track trolley 4 includes a track 31, a track mounting accessory 32, a car body 33, a pulley shaft wheel 34, a side guide assembly 35, a drive motor 36, a belt transmission assembly 37, a screw lifting assembly 38, and a first motor 39; the track 31 is fixedly mounted on the track mounting accessory 32, the pulley shaft wheel 34 is mounted on the car body 33 and slides above the track 31, the side guide assembly 35 is mounted below the car body 33, the drive motor 36 is mounted on the car body 33 and connected to the pulley shaft wheel 34 through the belt transmission assembly 37, the screw lifting assembly 38 is fixedly mounted above the car body 33, and the first motor 39 is connected and fixed to the screw lifting assembly 38. Tracks 31 are laid on both sides of the oxygen gun straightening device 3, and a liftable track trolley 4 is arranged on each side. The liftable track trolley 4 can move linearly along the track 31 through the pulley shaft wheel 34 and the side guide assembly 35. It can be used to support the oxygen lance during the oxygen lance straightening process; when the oxygen lance needs to be moved, the first motor 39 drives the screw lifting assembly 38 on the trolley to lift the oxygen lance, and as the liftable trolley 4 moves, the oxygen lance straightening device 3 can be used to straighten different bending positions of the oxygen lance.

[0034] Furthermore, the oxygen gun rotating platform 5 includes a rotating platform bracket 40, a supporting roller 41, a supporting axle 42, a bearing cover 43, a bearing seat 44, a chain 45, a sprocket 46, and a rotating motor 47; the bearing seat 44 is fixed on the top of the rotating platform bracket 40, the supporting roller 41 is sleeved on the supporting axle 42, the supporting axle 42 is installed on the bearing seat 44, the bearing cover 43 is fixed on the outside of the bearing seat 44, the rotating motor 47 is fixed below the rotating platform bracket 40, and the sprocket 46 is respectively installed on the supporting axle 42 and the rotating motor 47, and the two sprockets 46 are connected by the chain 45. The oxygen gun rotating platform 5 is mainly used to repair the local damaged structure of the oxygen gun body, and three oxygen gun rotating platforms 5 are arranged. The rotating motor 47 drives the rotation of the sprocket 46, and the sprocket 46 drives the chain 45, so that the supporting axle 42 rotates, driving the rotation of the supporting roller 41 wheel, so that the technicians can complete the repair of different peripheral surfaces of the oxygen gun.

[0035] The specific implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above implementation modes, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. An oxygen lance straightening machine, characterized in that: The oxygen lance straightening device (3) comprises a complete machine frame (1), an oxygen lance in-and-out station device (2), an oxygen lance straightening device (3), a liftable rail trolley (4), and an oxygen lance rotating platform (5); the oxygen lance in-and-out station device (2) is placed on the left side of the complete machine frame (1), the oxygen lance rotating platform (5) is placed on the right side of the oxygen lance in-and-out station device (2), the oxygen lance straightening device (3) is placed parallel to the oxygen lance in-and-out station device (2) and the oxygen lance rotating platform (5), and the liftable rail trolley (4) is placed on both sides of the oxygen lance straightening device (3); The whole machine frame (1) comprises a cross car (6), a cross car track (7), and a support frame (8); the support frame (8) is perpendicular to the ground, the cross car track (7) is installed on the support frames (8) on both sides, and the cross car (6) is installed on the cross car track (7) and can slide along a straight line; The oxygen lance access station device (2) comprises an access track (9), an oxygen lance pad (10), an access vehicle body (11), a wheel axle (12), and a running wheel (14); the running wheels (14) are connected to each other via the wheel axle (12) and can move along a straight line on the access track (9); the access vehicle body (11) is mounted above the wheel axle (12), and the oxygen lance pad (10) is mounted and fixed directly above the access vehicle body (11); The oxygen gun straightening device (3) comprises a straightening frame (15), an oil cylinder (16), an oil cylinder hinge seat (17), a cylinder rod (18), a connecting flange (19), a connecting crossbeam (20), a pressure head gasket (21), a push rod guide seat (22), a double pressure head (23), a pressure head mold (24), a pressure head baffle (25), a lifting eye screw (26), a mounting plate (27), a support seat (28), a support shaft (29), and a swing arm (30); the oil cylinder (16) is mounted above the straightening frame (15), the oil cylinder hinge seat (17) is mounted on both sides of the oil cylinder (16), one side of the cylinder rod (18) is connected to the inner side of the oil cylinder (16), and the other side is connected to the connecting flange (19), and the connecting crossbeam (20) is connected to the inner side of the oil cylinder (16). The push rod guide seat (22) is fixedly connected to the double pressure head (23), the pressure head gasket (21) is installed and fixed under the push rod guide seat, the pressure head mold (24) is fixed on the straightening frame (15), the pressure head baffle (25) is installed and fixed on both sides of the pressure head mold (24), the eye screw (26) is installed above the pressure head mold (24), the mounting plate (27) is fixed at the middle position of both sides of the straightening frame (15), the support seat (28) is installed on both sides of the mounting plate (27), the support shaft (29) is installed in the middle position through the support seat (28), and the swing arm (30) is installed on the straightening frame (15) and is located on the lower side of the mounting plate (27).

2. The oxygen lance straightening machine according to claim 1, characterized in that: The liftable track trolley (4) comprises a track (31), a track mounting attachment (32), a vehicle body (33), a pulley shaft wheel (34), a side guide assembly (35), a drive motor (36), a belt transmission assembly (37), a screw lifting assembly (38), and a first motor (39); the track (31) is fixedly mounted on the track mounting attachment (32); the pulley shaft wheel (34) is mounted on the vehicle body (33) and slides above the track (31); the side guide assembly (35) is mounted below the vehicle body (33); the drive motor (36) is mounted on the vehicle body (33) and connected to the pulley shaft wheel (34) via the belt transmission assembly (37); the screw lifting assembly (38) is mounted and fixed above the vehicle body (33); and the first motor (39) is connected and fixed to the screw lifting assembly (38).

3. The oxygen lance straightening machine according to claim 1, characterized in that: The oxygen lance rotating platform (5) comprises a rotating platform bracket (40), a supporting roller (41), a supporting axle (42), a bearing cover (43), a bearing seat (44), a chain (45), a sprocket (46), and a rotating motor (47); the bearing seat (44) is fixedly mounted on the upper side of the rotating platform bracket (40), the supporting roller (41) is sleeved on the supporting axle (42), the supporting axle (42) is mounted on the bearing seat (44), the bearing cover (43) is fixedly mounted on the outer side of the bearing seat (44), the rotating motor (47) is fixedly mounted on the lower side of the rotating platform bracket (40), the sprocket (46) is respectively mounted on the supporting axle (42) and the rotating motor (47), and the two sprockets (46) are connected via a chain (45).

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