CN220223490U - Lifting maintenance platform for maintenance of vertical rolling mill - Google Patents

Abstract

The utility model relates to a lifting maintenance platform for maintaining a vertical rolling mill, which relates to the technical field of rolling mill maintenance and comprises a base, wherein a workbench is arranged above the base, protective frames are fixedly arranged on the side walls of the workbench, stairs are fixedly arranged on the base and used for enabling workers to climb on the workbench, a shearing fork lifting support is arranged between the base and the workbench, the bottom of the shearing fork lifting support is movably connected with the base, the top of the shearing fork lifting support is movably connected with the workbench, and the shearing fork lifting support is used for driving the workbench to lift. The vertical rolling mill has the effect of being convenient for staff to maintain.

Description

Lifting maintenance platform for maintenance of vertical rolling mill

Technical Field

The utility model relates to the technical field of rolling mill maintenance, in particular to a lifting maintenance platform for vertical rolling mill maintenance.

Background

The vertical rolling mill equipment bears huge load in the running process, so that the vertical rolling mill needs to be maintained regularly, and because the top of the vertical rolling mill is 5 meters away from the ground, a worker needs to use a maintenance platform to move to a high place for checking and maintaining the vertical rolling mill.

The related art is designed with the chinese patent of grant bulletin number CN215511011U and provides a rolling mill maintenance platform, and it includes the lower part supporting layer, and four first stabilizer blades and four second stabilizer blades are installed to lower part supporting side bottom, and upper portion supporting layer is installed at lower part supporting layer top, and upper portion supporting layer edge and lower part supporting layer edge all set up the railing, set up the stair jointly on lower part supporting layer and the upper portion supporting layer one side. The maintenance platform is moved to the side of the vertical rolling mill, and the staff moves to the first supporting layer or the second supporting layer through the stairs, so that the staff moves to the high place to inspect and maintain the vertical rolling mill.

In carrying out the present application, the inventors have found that at least the following problems exist in this technology: although the staff can remove to the eminence through first supporting layer and second supporting layer, but the height of first supporting layer and second supporting layer is difficult for adjusting, so the staff is fixed through the height that overhauls the platform and arrive, when the staff maintains vertical rolling mill, is less than the position of staff's head and needs the staff to bow, is higher than the position of staff's head and needs the staff to lift the arm or with the help of other instruments, leads to the staff to be inconvenient for maintaining vertical rolling mill.

Disclosure of Invention

In order to be convenient for the staff to maintain vertical rolling mill, this application provides a vertical rolling mill maintenance is with lift maintenance platform.

The application provides a vertical rolling mill maintenance is with lift maintenance platform adopts following technical scheme:

the utility model provides a vertical rolling mill maintenance is with lift maintenance platform, includes the base, the base top sets up the workstation, all fixed the setting protection frame on the workstation lateral wall, fixed the setting stair on the base, the stair is used for making the staff step on the workstation, set up between base and the workstation and cut fork lifting support, cut fork lifting support bottom and base swing joint, cut fork lifting support top and workstation swing joint, cut fork lifting support and be used for driving the workstation and go up and down.

Through adopting above-mentioned technical scheme, remove the base to vertical rolling mill next door, the staff passes through the stair and steps on the workstation, then the staff makes and cuts fork lifting support action, cut fork lifting support and drive when the workstation rises to suitable height, cut fork lifting support and stop, make the workstation keep this height, when the workstation height is adjusted to the staff, the staff makes and cuts fork lifting support action, and then cut fork lifting support and drive the workstation and remove, when the workstation removes to the height that the staff needs, the staff makes and cuts fork lifting support stop, and then make the workstation keep this height, reach the effect of being convenient for adjust the workstation height, and then be convenient for the staff maintain vertical rolling mill.

Preferably, the scissors lifting support comprises a plurality of outer rods and a plurality of inner rods, the outer rods and the inner rods are oppositely arranged, the outer rods and the inner rods are connected in a rotating mode, the outer rods are adjacent in a rotating mode, the inner rods are adjacent in a rotating mode, one ends of the outer rods, which are close to the base, are connected with the base in a rotating mode, the inner rods, which are close to one ends of the base, are connected with the base in a sliding mode, one ends of the outer rods, which are close to the workbench, are connected with the workbench in a rotating mode, and one ends of the inner rods, which are close to the workbench, are connected with the workbench in a sliding mode.

Through adopting above-mentioned technical scheme, when the workstation upwards moves, interior pole and outer pole take place to rotate, interior pole is close to base one end and outwards the pole is close to base one end and is close to, interior pole is close to workstation one end and outwards the pole is close to workstation one end and is close to, and then interior pole is close to base one end and is close to workstation one end distance increase with interior pole, outer pole is close to base one end and is close to workstation one end distance increase with outer pole, make the distance increase between workstation and the base, and then make the workstation upwards move, when the workstation downwards moves, interior pole takes place to rotate with outer pole, interior pole is close to base one end and is kept away from to workstation one end, and then interior pole is close to base one end and is close to workstation one end distance reduction with the outer pole, outer pole is close to workstation one end distance reduction, make the distance between workstation and the base reduce, and then make the workstation downwards move.

Preferably, the top wall of the base is provided with a group of lower sliding grooves, the lower sliding grooves are slidably provided with lower sliding blocks, the lower sliding blocks are rotatably connected with one end of the inner rod, which is close to the base, of the lower sliding grooves, a screw rod is rotatably arranged in the lower sliding grooves and is in threaded connection with the lower sliding blocks, and the base is fixedly provided with a driving motor which is used for driving the screw rod to rotate.

Through adopting above-mentioned technical scheme, when the workstation upwards moves, driving motor corotation, driving motor drive lead screw rotates, and the lead screw rotates and drives down the slider and be close to along the outside pole of lower spout, and then the slider drives the interior pole and is close to the outside pole of base one end and be close to, and when the workstation downwards moved, driving motor reverses, and driving motor drives the lead screw and rotates, and the slider is kept away from along the outside pole of lower spout down in the lead screw rotation, and then the slider drives the interior pole and is close to the outside pole of base one end and be close to base one end and keep away from.

Preferably, the screw rod penetrates through the base, a driving wheel is fixedly arranged at one end of the screw rod, which is located outside the base, a group of driving wheels are fixedly arranged on an output shaft of the driving motor, a first driving belt is sleeved on one driving wheel and one driving wheel together, and a second driving belt is sleeved on the other driving wheel and the other driving wheel together.

By adopting the technical scheme, the driving motor is started, the output shaft of the driving motor drives the driving wheel to rotate, the driving wheel rotates to drive the driving belt to move, the driving belt moves to drive the driving wheel to rotate, and the driving wheel drives the screw rod to rotate.

Preferably, a group of upper sliding grooves are formed in the bottom wall of the workbench, an upper sliding block is arranged in the upper sliding grooves in a sliding mode, and the upper sliding block is rotatably connected with one end, close to the workbench, of the inner rod.

Through adopting above-mentioned technical scheme, when the workstation upwards moved, interior pole was close to workstation one end and is driven the upper slider and be close to workstation one end along the outward pole of last spout and be close to, and when the workstation downwardly move, interior pole was close to workstation one end and is driven the upper slider and be close to workstation one end along the outward pole of last spout and keep away from.

Preferably, an inlet is formed in the protective frame, a sliding rail is fixedly arranged on the workbench, a blocking door is arranged in the sliding rail in a sliding manner, and the blocking door is used for sealing the inlet.

Through adopting above-mentioned technical scheme, when the staff is by import business turn over workstation, the staff slides the shutter, and the shutter removes along the slide rail, makes the import expose, and then is convenient for the staff by import business turn over workstation, and when the staff is located the workstation, the shutter seals the import, reduces the condition that the staff dropped the workstation.

Preferably, the protection frame is fixedly provided with a plurality of hooks, and the hooks are used for hanging a tool basket.

Through adopting above-mentioned technical scheme, the instrument is placed in the tool basket, and the tool basket is established at the protection frame through the hook, and then the staff of being convenient for takes the instrument.

Preferably, the base is provided with a plurality of wheels in a rotating way, and the wheels are symmetrically arranged.

Through adopting above-mentioned technical scheme, when removing and examine and repair the platform, the staff promotes the base, and the wheel roll on the base drives the base and removes, and the staff of being convenient for removes and examine and repair the platform.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the base, the workbench, the protective frame, the stairs and the scissor lifting support, the effect of conveniently adjusting the height of the workbench is achieved, and further, the vertical rolling mill is convenient for the maintenance of workers;

2. the effect of being convenient for adjusting the height of the scissor lifting support is achieved by arranging the lower sliding groove, the lower sliding block, the screw rod and the driving motor;

3. the driving motor drives the screw rod to rotate by arranging the driving wheel, the first driving belt and the second driving belt.

Drawings

Fig. 1 is a schematic structural diagram of a lifting maintenance platform for maintenance of a vertical rolling mill according to an embodiment of the present application.

Fig. 2 is a cross-sectional view showing a folded state of the scissor lift bracket in an embodiment of the application.

Fig. 3 is a cross-sectional view showing an opened state of the scissor lift bracket in the embodiment of the application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a cross-sectional view showing a connection relationship of a driving motor and a screw in an embodiment of the present application.

FIG. 6 is a cross-sectional view of an embodiment of the present application showing the connection of a table to a shutter.

Fig. 7 is an enlarged view of a portion B in fig. 6.

Fig. 8 is an enlarged view of a portion C in fig. 6.

Reference numerals illustrate: 1. a base; 11. a wheel; 2. a work table; 3. a protective frame; 31. an inlet; 311. a slide rail; 312. a shutter; 32. a hook; 321. a tool basket; 4. stairs; 5. a scissors lifting bracket; 51. an inner rod; 52. an outer rod; 6. a lower chute; 61. a lower slide block; 7. an upper chute; 71. an upper slider; 8. a screw rod; 81. a driving wheel; 9. a driving motor; 91. a driving wheel; 911. a first transmission belt; 912. and a second transmission belt.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-8.

The embodiment of the application discloses a vertical rolling mill maintenance is with lift maintenance platform. Referring to fig. 1 to 3, the device comprises a base 1, a workbench 2 is arranged above the base 1, protective frames 3 are arranged on the side walls of the workbench 2, and the workbench 2 is surrounded by the protective frames 3. A stair 4 is arranged on the base 1, and the stair 4 is used for enabling a worker to climb the workbench 2 from the ground. A scissor lifting bracket 5 is arranged between the base 1 and the workbench 2, and the scissor lifting bracket 5 is used for driving the workbench 2 to lift. The scissors lifting bracket 5 comprises a plurality of outer rods 52 and a plurality of inner rods 51, the outer rods 52 and the inner rods 51 are oppositely arranged, the outer rods 52 are rotationally connected with the inner rods 51, adjacent outer rods 52 are rotationally connected, and adjacent inner rods 51 are rotationally connected. The bottom end of the outer rod 52 close to the base 1 is rotationally connected with the base 1, and the bottom end of the inner rod 51 close to the base 1 is slidingly connected with the base 1. The top end of the outer rod 52 close to the workbench 2 is rotationally connected with the workbench 2, and the top end of the inner rod 51 close to the workbench 2 is slidingly connected with the workbench 2. The base 1 is moved beside the vertical rolling mill and a worker climbs the working table 2 by the stairs 4. When the staff needs to rise, the staff drives the bottom end of the inner rod 51 to approach the bottom end of the outer rod 52, so that the inner rod 51 and the outer rod 52 rotate, the top end of the inner rod 51 approaches the top end of the outer rod 52, the top end of the inner rod 51 and the top end of the outer rod 52 are further away from the base 1, the distance between the workbench 2 and the base 1 is increased, the workbench 2 moves upwards, and the workbench 2 drives the staff to rise. When the staff needs to descend, the staff drives the bottom end of the inner rod 51 to be far away from the bottom end of the outer rod 52, so that the inner rod 51 and the outer rod 52 rotate, the top end of the inner rod 51 is close to the bottom end of the outer rod 52, the top end of the inner rod 51 and the top end of the outer rod 52 are close to the base 1, the distance between the workbench 2 and the base 1 is reduced, the workbench 2 moves downwards, and the workbench 2 drives the staff to descend. When the workbench 2 moves to the height required by the worker, the worker stops the scissor lifting support 5, so that the workbench 2 keeps the height, the effect of conveniently adjusting the height of the workbench 2 is achieved, and the worker can conveniently maintain the vertical rolling mill.

In order to facilitate the adjustment of the height of the scissor lifting support 5, referring to fig. 2 to 5, a group of upper sliding grooves 7 are formed in the bottom wall of the workbench 2 along the length direction of the workbench 2, and the upper sliding grooves 7 are dovetail-shaped. The upper sliding chute 7 is internally and slidably provided with an upper sliding block 71, the outer wall of the upper sliding block 71 is mutually attached to the inner wall of the upper sliding chute 7, and the bottom wall of the upper sliding block 71 is rotationally connected with the top end of the inner rod 51 close to the workbench 2. A group of lower sliding grooves 6 are formed in the top wall of the base 1 along the length direction of the base 1, and the lower sliding grooves 6 are positioned right below the upper sliding grooves 7. The lower sliding chute 6 is internally and slidably provided with a lower sliding block 61, the outer wall of the lower sliding block 61 is mutually attached to the inner wall of the lower sliding chute 6, and the top wall of the lower sliding block 61 is rotationally connected with the bottom end of the inner rod 51 close to the base 1. The lower chute 6 is rotationally provided with a screw rod 8, and the screw rod 8 is in threaded connection with the lower slide block 61. The screw rod 8 penetrates through the base 1, and a driving wheel 81 is arranged on one side of the screw rod 8 outside the base 1. The base 1 is provided with a driving motor 9, the output shaft of the driving motor 9 is provided with a group of driving wheels 91, one driving wheel 91 and one driving wheel 81 are sleeved with a first transmission belt 911, and the other driving wheel 91 and the other driving wheel 81 are sleeved with a second transmission belt 912. The driving motor 9 is started, the output shaft of the driving motor 9 drives the driving wheel 91 to rotate, the driving wheel 91 rotates to drive the transmission belt to move, the transmission belt moves to drive the transmission wheel 81 to rotate, and the transmission wheel 81 drives the screw rod 8 to rotate. The driving motor 9 rotates positively, the driving motor 9 drives the screw rod 8 to rotate positively, the screw rod 8 rotates to drive the lower sliding block 61 to approach the bottom end of the outer rod 52 along the lower sliding groove 6, the lower sliding block 61 drives the bottom end of the inner rod 51 to approach the bottom end of the outer rod 52, the inner rod 51 and the outer rod 52 rotate, meanwhile, the upper sliding block 71 approaches the top end of the outer rod 52 along the upper sliding groove 7, the upper sliding block 71 drives the top end of the inner rod 51 to approach the top end of the outer rod 52, and the top end of the inner rod 51 is far away from the bottom end of the outer rod 52, so that the workbench 2 rises. The driving motor 9 reverses, the driving motor 9 drives the screw rod 8 to reverse, the screw rod 8 rotates to drive the lower sliding block 61 to move away from the bottom end of the outer rod 52 along the lower sliding groove 6, the lower sliding block 61 drives the bottom end of the inner rod 51 to move away from the bottom end of the outer rod 52, the inner rod 51 and the outer rod 52 rotate, meanwhile, the upper sliding block 71 moves away from the top end of the outer rod 52 along the upper sliding groove 7, the upper sliding block 71 drives the top end of the inner rod 51 to move away from the top end of the outer rod 52, and the top end of the inner rod 51 moves close to the bottom end of the outer rod 52, so that the workbench 2 descends.

In order to facilitate the use of the maintenance platform by the operator, referring to fig. 1 and 7, a slide rail 311 is installed on the table 2 along the length direction of the table 2, and a shutter 312 is slidably installed in the slide rail 311. The protective frame 3 is provided with an inlet 31, and a shutter 312 is used for closing the inlet 31. When a worker enters and exits the workbench 2 through the inlet 31, the worker slides the shutter 312, and the shutter 312 moves along the sliding rail 311 to expose the inlet 31, so that the worker can enter and exit the workbench 2 through the inlet 31 conveniently. When a worker is located on the table 2, the shutter 312 closes the inlet 31, reducing the situation in which the worker falls off the table 2.

Referring to fig. 6 and 8, a plurality of hooks 32 are installed on the guard frame 3, and the hooks 32 are used for hanging a tool basket 321. Tools are placed in the tool basket 321, and the tool basket 321 is hung on the protection frame 3 through the hooks 32, so that a worker can conveniently take the tools.

Referring to fig. 1, four wheels 11 are rotatably provided on a base 1, and the wheels 11 are symmetrically provided. When the maintenance platform is moved, the staff pushes the base 1, and the wheels 11 on the base 1 roll to drive the base 1 to move, so that the staff can move the maintenance platform conveniently.

The implementation principle of the lifting maintenance platform for maintaining the vertical rolling mill is as follows: the base 1 is moved beside the vertical rolling mill and a worker climbs the working table 2 by the stairs 4. When the staff needs to rise, the staff makes driving motor 9 forward, and driving motor 9 drives the bottom of interior pole 51 to be close to the bottom of outer pole 52, makes interior pole 51 and outer pole 52 take place to rotate, and the top of interior pole 51 is close to the top of outer pole 52, and then the bottom is kept away from base 1 with outer pole 52 top in the top of interior pole 51, makes the distance increase between workstation 2 and the base 1, and then makes workstation 2 upwards move, and workstation 2 drives the staff and rise. When the staff needs to descend, the staff makes driving motor 9 reverse, and the bottom of interior pole 51 is kept away from to outer pole 52 bottom, makes interior pole 51 and outer pole 52 take place to rotate, and the bottom of interior pole 51 top outwards pole 52 bottom is close to, and then the interior pole 51 top is close to base 1 with outer pole 52 top, makes the distance between workstation 2 and base 1 reduce, and then makes workstation 2 downwardly movable, and workstation 2 drives the staff and descends. When the workbench 2 moves to the height required by the worker, the worker stops the driving motor 9, so that the workbench 2 keeps the height, the effect of conveniently adjusting the height of the workbench 2 is achieved, and the worker can conveniently maintain the vertical rolling mill.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (5)

1. The utility model provides a vertical rolling mill maintenance is with lift maintenance platform, includes base (1), its characterized in that: the automatic lifting device is characterized in that a workbench (2) is arranged above the base (1), protective frames (3) are fixedly arranged on the side walls of the workbench (2), stairs (4) are fixedly arranged on the base (1), workers are enabled to climb on the workbench (2) through the stairs (4), a scissors lifting support (5) is arranged between the base (1) and the workbench (2), the bottom of the scissors lifting support (5) is movably connected with the base (1), the top of the scissors lifting support (5) is movably connected with the workbench (2), and the scissors lifting support (5) is used for driving the workbench (2) to lift;

the scissors lifting support (5) comprises a plurality of outer rods (52) and a plurality of inner rods (51), wherein the outer rods (52) and the inner rods (51) are oppositely arranged, the outer rods (52) are rotationally connected with the inner rods (51), the outer rods (52) are rotationally connected, the inner rods (51) are rotationally connected, one ends of the outer rods (52) close to the base (1) are rotationally connected with the base (1), one ends of the inner rods (51) close to the base (1) are in sliding connection with the base (1), one ends of the outer rods (52) close to the workbench (2) are rotationally connected with the workbench (2), and one ends of the inner rods (51) close to the workbench (2) are in sliding connection with the workbench (2);

a group of lower sliding grooves (6) are formed in the top wall of the base (1), lower sliding blocks (61) are slidably arranged in the lower sliding grooves (6), the lower sliding blocks (61) are rotatably connected with one end, close to the base (1), of an inner rod (51), a screw rod (8) is rotatably arranged in the lower sliding grooves (6), the screw rod (8) is in threaded connection with the lower sliding blocks (61), a driving motor (9) is fixedly arranged on the base (1), and the driving motor (9) is used for driving the screw rod (8) to rotate;

the screw rod (8) penetrates through the base (1), a driving wheel (81) is fixedly arranged at one end of the screw rod (8) outside the base (1), a group of driving wheels (91) are fixedly arranged on an output shaft of the driving motor (9), one driving wheel (91) and one driving wheel (81) are sleeved with a first driving belt (911), and the other driving wheel (91) and the other driving wheel (81) are sleeved with a second driving belt (912).

2. The lifting maintenance platform for maintenance of a vertical rolling mill according to claim 1, wherein: a group of upper sliding grooves (7) are formed in the bottom wall of the workbench (2), an upper sliding block (71) is arranged in the upper sliding grooves (7) in a sliding mode, and the upper sliding block (71) is rotatably connected with one end, close to the workbench (2), of the inner rod (51).

3. The lifting maintenance platform for maintenance of a vertical rolling mill according to claim 1, wherein: an inlet (31) is formed in the protective frame (3), a sliding rail (311) is fixedly arranged on the workbench (2), a shutter (312) is slidably arranged in the sliding rail (311), and the shutter (312) is used for closing the inlet (31).

4. The lifting maintenance platform for maintenance of a vertical rolling mill according to claim 1, wherein: a plurality of hooks (32) are fixedly arranged on the protective frame (3), and the hooks (32) are used for hanging a tool basket (321).

5. The lifting maintenance platform for maintenance of a vertical rolling mill according to claim 1, wherein: the base (1) is rotatably provided with a plurality of wheels (11), and the wheels (11) are symmetrically arranged.