Lifting equipment for improving roller grinding quality

Abstract

The lifting equipment for improving the roller grinding quality comprises an installation frame, lifting motors are fixedly installed at the two ends of the top face of the installation frame, an external power source supplies power to the lifting motors, and the ends of output shafts of the lifting motors are fixedly connected with lifting rollers through installation frames. According to the roller lifting device, the clamping telescopic rod extends to drive the clamping top frame to be close to the roller, and the roller is limited after the clamping top frame is clamped to the outer side of the roller, so that the phenomenon that the roller shakes in the lifting process is effectively prevented; and meanwhile, the outer side of the roller is isolated through an isolation rubber mat, the phenomenon that the clamping top frame makes contact with the outer side of the roller to cause scratching is prevented, then the stability of the roller in the lifting process is effectively improved, the situation that the roller shakes in the transportation process to be collided and damaged is prevented, and then the grinding quality of the roller is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting equipment, in particular to a lifting equipment for improving the grinding quality of a roll. Background Art

[0002] Rollers are tools that cause plastic deformation of metal (rolled material). They are important consumable components that determine the efficiency of the rolling mill and the quality of the rolled material. Rollers are important parts of the rolling mill in steel mills. They use the pressure generated by a pair or group of rolls to roll steel. They mainly bear the dynamic and static loads during rolling, as well as the effects of wear and temperature changes. Lifting equipment is required in the production process of rolls.

[0003] However, during the use of current lifting equipment, since the rollers are often lifted by steel cables during the lifting process, the rollers are prone to shaking while suspended in the air, causing the rollers to dent due to collisions during the lifting process, thereby reducing the grinding quality of the rollers and the practicality of the lifting equipment. Utility Model Content

[0004] The utility model provides a lifting device for improving the grinding quality of rolling mill rollers, which can effectively solve the problem that during use of the lifting device proposed in the above background technology, the rolling mill rollers are often lifted by steel cables during the lifting process, which makes the rolling mill rollers prone to shaking while suspended in the air, causing the rolling mill rollers to be dented due to collisions during the lifting process, thereby reducing the grinding quality of the rolling mill rollers and reducing the practicality of the lifting device.

[0005] To achieve the above-mentioned object, the present utility model provides the following technical solutions: a lifting device for improving the grinding quality of a roll, comprising a mounting frame, a positioning and lifting mechanism being provided on the top of the mounting frame;

[0006] The positioning and lifting mechanism includes a lifting motor, a lifting roller, a lifting rope, a connecting bottom plate, a mounting top box, a clamping telescopic rod, a clamping top frame and an isolation rubber pad;

[0007] A lifting motor is fixedly installed at both ends of the top surface of the mounting frame, and the lifting motor is powered by an external power supply. The end of the output shaft of the lifting motor is fixedly connected to a lifting roller through a mounting frame, and a lifting rope is spirally wound around the outer side of the lifting roller. The end of the lifting rope is fixedly connected to a connecting base plate at a position corresponding to the internal position of the mounting frame. A mounting top box is fixedly installed in the middle of the top of the mounting frame, and a snap-on telescopic rod is embedded and installed in the middle of the top of the mounting frame corresponding to the internal position of the mounting top box. The bottom ends of multiple snap-on telescopic rods are fixedly connected to a snap-on top frame, and an isolation rubber pad is bonded to the middle of the bottom inclined surface of the snap-on top frame.

[0008] Preferably, mounting holes are provided at the four corners of the bottom surface of the connecting bottom plate, the bottom inclined surface of the clamping top frame can be elastically deformed, and the bottom surface of the isolation rubber pad is higher than the bottom inclined surface of the clamping top frame.

[0009] Preferably, the bottom end of the mounting frame is fixedly connected to a bottom conversion and telescopic mechanism;

[0010] The bottom conversion and telescopic mechanism includes a mounting base, a mounting end block, an adjustable telescopic rod, a connecting rotating frame, a rolling wheel, a supporting corner block, a supporting center block, a buffer rubber plate and a supporting bottom plate;

[0011] The bottom ends of the mounting frame are fixedly connected to the mounting base, and the middle ends of the top surface of the mounting base are fixedly connected to the mounting end blocks, and the adjusting telescopic rods are embedded and installed at the positions at the two ends of the mounting frame corresponding to the bottom ends of the mounting base. The bottom end of the adjusting telescopic rod is rotatably installed with a connecting rotating bracket corresponding to the bottom position of the mounting base, and the bottom of the connecting rotating bracket is rotatably installed with a rolling wheel through a rotating shaft, and the four corners of the bottom surface of the mounting base are fixedly connected to the supporting angle blocks, and the middle of the bottom surface of the mounting base is fixedly connected to the supporting center block, and the bottom surface of the supporting center block is bonded with a buffer rubber plate, and the bottom surface of the buffer rubber plate is bonded with a supporting base plate.

[0012] Preferably, when the adjustable telescopic rod is retracted to the shortest state, the lowest point of the rolling wheel is located above the bottom surface of the supporting angle block, the sum of the thicknesses of the supporting center block, the buffer rubber plate and the supporting bottom plate is greater than the height of the supporting angle block, and the buffer rubber plate can be compressed after being squeezed.

[0013] Preferably, the side of the mounting frame is provided with an auxiliary lighting mechanism;

[0014] The side auxiliary lighting mechanism includes a mounting side groove, a mounting long board, a mounting side frame, an adjustment bolt, an adjustment rotating rod and a lighting lamp board;

[0015] Both ends of the mounting frame are provided with mounting side grooves, and a mounting long plate is clamped inside the mounting side groove. The middle of one side of the mounting long plate is fixedly connected to a mounting side frame, and the middle of the top and bottom ends of the mounting side frame are both installed with adjustment bolts through threads, and an adjustment rotating rod is fixedly connected between the two adjusting bolts, and a lighting lamp board is embedded in the middle of one side of the adjusting rotating rod.

[0016] Preferably, the side surface of the mounting long plate is flush with the side surface of the mounting frame, and the lighting lamp panel is powered by an external power supply.

[0017] Compared with the existing technology, the beneficial effects of the present invention are as follows: the present invention has a scientific and reasonable structure and is safe and convenient to use:

[0018] 1. A positioning and lifting mechanism is provided, which drives the lifting roller to rotate through the lifting motor, and drives the lifting rope to be reeled in through the rotation of the lifting roller, and lifts the roller through the connecting bottom plate during the reeling of the lifting rope, and after the roller is lifted to a suitable height, the card-connected telescopic rod installed inside the top box is started to extend, and the card-connected top frame is driven to approach the roller through the extension of the card-connected telescopic rod, and the roller is limited after the card-connected top frame is clamped to the outside of the roller, thereby effectively preventing the roller from shaking during the lifting process, and at the same time, the outside of the roller is isolated by the isolation rubber pad to prevent the card-connected top frame from being scratched by contact with the outside of the roller, thereby effectively improving the stability of the roller during lifting, preventing the roller from shaking and collision damage during transportation, and thereby effectively improving the quality of roller grinding.

[0019] 2. A bottom transformation telescopic mechanism is provided, and the mounting end block and the components thereon are fixed to the outside of the mounting frame through the mounting base, and the connecting rotating frame and the rolling wheel are driven downward by adjusting the extension of the telescopic rod, and then the mounting base is driven up by the reaction force of the connecting rotating frame and the rolling wheel, so that the supporting angle block and the bottom surface of the supporting base plate are separated from the ground, so that the mounting frame can drive the mounting base and the mounting frame to move synchronously through the rolling wheel, and retract the adjusting telescopic rod after the lifting equipment moves to the appropriate position, and cushion the vibration of the mounting frame by compressing the buffer rubber plate after the supporting base plate contacts the ground first, and realize the fixation of the lifting equipment after the bottom surface of the supporting angle block contacts the ground, thereby effectively improving the movement and fixing process of the lifting equipment and improving the convenience of using the lifting equipment.

[0020] 3. An auxiliary lighting mechanism is set up on the edge. The long plate and the components thereon are installed on the side of the installation frame by installing the side groove, and the adjusting rod is installed on the side of the installation long plate by installing the side frame and cooperating with the adjusting bolt. The adjusting rod can be driven to rotate by the adjusting bolt, and the direction of the lighting lamp board is adjusted during the rotation of the adjusting rod, so that the lighting lamp board can be directed towards the roller to achieve auxiliary lighting of the roller, so that maintenance personnel can observe the defects on the surface of the roller more clearly, thereby effectively expanding the function of the lifting equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0022] In the attached figure:

[0023] Figure 1 It is a structural diagram of the utility model;

[0024] Figure 2This is a structural diagram of the positioning and lifting mechanism of the utility model;

[0025] Figure 3 This is a structural diagram of the bottom conversion and telescopic mechanism of the utility model;

[0026] Figure 4 This is a schematic diagram of the structure of the side auxiliary lighting mechanism of the utility model;

[0027] Numbers in the figure: 1. Installation frame;

[0028] 2. Positioning and lifting mechanism; 201. Lifting motor; 202. Lifting roller; 203. Lifting rope; 204. Connecting bottom plate; 205. Installing top box; 206. Connecting telescopic rod; 207. Connecting top frame; 208. Isolation pad;

[0029] 3. Bottom telescopic mechanism; 301. Install the base; 302. Install the end blocks; 303. Adjust the telescopic rod; 304. Connect the rotating frame; 305. Roller; 306. Support corner blocks; 307. Support center block; 308. Buffer rubber sheet; 309. Support bottom plate;

[0030] 4. Side auxiliary lighting mechanism; 401. Install side grooves; 402. Install long boards; 403. Install side frames; 404. Adjustment bolts; 405. Adjustment rods; 406. Lighting panel. DETAILED DESCRIPTION

[0031] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0032] Example: Figure 1-4 As shown, the utility model provides a technical solution, a lifting device for improving the grinding quality of a roll, comprising a mounting frame 1, a positioning and lifting mechanism 2 being provided on the top of the mounting frame 1;

[0033] The positioning and lifting mechanism 2 includes a lifting motor 201, a lifting roller 202, a lifting rope 203, a connecting bottom plate 204, a mounting top box 205, a clamping telescopic rod 206, a clamping top frame 207 and an isolation rubber pad 208;

[0034] The lifting motor 201 is fixedly installed at both ends of the top surface of the installation frame 1. The lifting motor 201 is powered by an external power supply. The end of the output shaft of the lifting motor 201 is fixedly connected to a lifting roller 202 through a mounting frame. A lifting rope 203 is spirally coiled on the outer side of the lifting roller 202. The end of the lifting rope 203 is fixedly connected to a connecting bottom plate 204 at a position corresponding to the internal position of the installation frame 1. A mounting top box 205 is fixedly installed in the middle of the top of the installation frame 1. A card-connecting telescopic rod 206 is embedded and installed in the middle of the top of the installation frame 1 corresponding to the internal position of the mounting top box 205. The bottom ends of multiple card-connecting telescopic rods 206 are fixedly connected to a card-connecting top frame 207. An isolation rubber pad 208 is bonded to the middle of the bottom inclined surface of the card-connecting top frame 207. Mounting holes are provided at the four corners of the bottom surface of the connecting bottom plate 204. The bottom inclined surface of the card-connecting top frame 207 can be elastically deformed. The bottom surface of the isolation rubber pad 208 is higher than the bottom inclined surface of the card-connecting top frame 207. The lifting motor 201 drives the lifting roller 202 to rotate, and the rotation of the lifting roller 202 drives the lifting rope 203 to be wound, and the roller is lifted by the connecting bottom plate 204 during the winding of the lifting rope 203, and after the roller is lifted to a suitable height, the clamping telescopic rod 206 inside the installation top box 205 is started to extend, and the clamping top frame 207 is driven to approach the roller by the extension of the clamping telescopic rod 206, and the roller is limited after the clamping top frame 207 is clamped to the outside of the roller, thereby effectively preventing the roller from shaking during the lifting process, and at the same time, the outside of the roller is isolated by the isolation rubber pad 208, preventing the clamping top frame 207 from being scratched by contact with the outside of the roller, thereby effectively improving the stability of the roller during lifting, preventing the roller from shaking and collision damage during transportation, thereby effectively improving the quality of roller grinding;

[0035] The bottom end of the mounting frame 1 is fixedly connected to a bottom telescopic mechanism 3;

[0036] The bottom conversion and telescopic mechanism 3 includes a mounting base 301, a mounting end block 302, an adjustable telescopic rod 303, a connecting rotating frame 304, a rolling wheel 305, a supporting corner block 306, a supporting center block 307, a buffer rubber plate 308 and a supporting bottom plate 309;

[0037] The mounting base 301 is fixedly connected to both ends of the bottom of the mounting frame 1, and the middle of both ends of the top surface of the mounting base 301 is fixedly connected to the mounting end block 302, and the adjusting telescopic rod 303 is embedded and installed inside the mounting end block 302 at the positions corresponding to the two ends of the mounting frame 1, and the bottom end of the adjusting telescopic rod 303 is rotatably installed with a connecting rotating frame 304 corresponding to the bottom position of the mounting base 301, and the bottom of the connecting rotating frame 304 is rotatably installed with a rolling wheel 305 through a rotating shaft, and the four corners of the bottom surface of the mounting base 301 are fixedly connected to the supporting angle blocks 306, and the middle of the bottom surface of the mounting base 301 is fixedly connected to the supporting center block 307, and the bottom surface of the supporting center block 307 is bonded with a buffer rubber plate 308, and the bottom surface of the buffer rubber plate 308 is bonded with a supporting bottom plate 309. When the adjusting telescopic rod 303 is retracted to the shortest state, the lowest point of the rolling wheel 305 is above the bottom surface of the supporting angle block 306, and the sum of the thickness of the supporting center block 307, the buffer rubber plate 308 and the supporting bottom plate 309 is greater than the height of the supporting angle block 306. After the lifting device is moved to a suitable position, the telescopic rod 303 is retracted and adjusted, and after the support base 309 is first in contact with the ground, the vibration of the mounting frame 1 is buffered by the compression of the buffer rubber plate 308, and the lifting device is fixed after the bottom surface of the support angle block 306 is in contact with the ground, thereby effectively improving the movement and fixing process of the lifting device and improving the convenience of use of the lifting device;

[0038] An auxiliary lighting mechanism 4 is provided on the side of the mounting frame 1;

[0039] The side auxiliary lighting mechanism 4 includes a mounting side groove 401, a mounting long plate 402, a mounting side frame 403, an adjustment bolt 404, an adjustment rod 405 and a lighting lamp board 406;

[0040] Both ends of the mounting frame 1 are provided with mounting side grooves 401, and a mounting long plate 402 is clamped inside the mounting side grooves 401. A mounting side frame 403 is fixedly connected to the middle of one side of the mounting long plate 402. Adjustment bolts 404 are installed on the top and the middle of the bottom of the mounting side frame 403 through threads. An adjustment rod 405 is fixedly connected between the two adjustment bolts 404. A lighting lamp board 406 is embedded in the middle of one side of the adjustment rod 405. The side of the mounting long plate 402 is flush with the side of the mounting frame 1. The lighting lamp board 406 is powered by an external power supply. The side groove 401 will install the long plate 402 and the components thereon to the side of the installation frame 1, and the adjusting rod 405 will be installed to the side of the installation long plate 402 by installing the side frame 403 and cooperating with the adjusting bolt 404. The adjusting rod 405 can be driven to rotate by the adjusting bolt 404, and the direction of the lighting lamp board 406 can be adjusted during the rotation of the adjusting rod 405, so that the lighting lamp board 406 can be directed towards the rolling mill to achieve auxiliary lighting of the rolling mill, so that maintenance personnel can observe the defects on the surface of the rolling mill more clearly, thereby effectively expanding the function of the lifting equipment.

[0041] The working principle and use process of the present invention: In actual application, when using the lifting equipment, the corresponding sling is first installed on the bottom of the connecting bottom plate 204, and the sling is installed on the outside of the roller. Then, the lifting motor 201 drives the lifting roller 202 to rotate, and the rotation of the lifting roller 202 drives the lifting rope 203 to be wound. During the winding process of the lifting rope 203, the roller is lifted through the connecting bottom plate 204.

[0042] After the roller is lifted to a suitable height, the clamping telescopic rod 206 inside the mounting top box 205 is started to extend, and the clamping top frame 207 is driven to approach the roller by the extension of the clamping telescopic rod 206. After the clamping top frame 207 is clamped to the outside of the roller, the roller is limited, thereby effectively preventing the roller from shaking during the lifting process. At the same time, the outside of the roller is isolated by the isolation rubber pad 208, preventing the clamping top frame 207 from contacting the outside of the roller and causing scratches, thereby effectively improving the stability of the roller during the lifting process, preventing the roller from shaking and being damaged by collision during transportation, and thereby effectively improving the quality of roller grinding;

[0043] When the lifting device needs to be moved, the mounting end block 302 and the components thereon are fixed to the outer side of the mounting frame 1 through the mounting base 301, and the connecting rotating frame 304 and the rolling wheel 305 are driven downward by adjusting the extension of the telescopic rod 303, and then the mounting base 301 is driven to rise by the reaction force of the connecting rotating frame 304 and the rolling wheel 305, so that the supporting angle block 306 and the bottom surface of the supporting base plate 309 are separated from the ground, so that the mounting frame 1 can drive the mounting base 301 and the mounting frame 1 to move synchronously through the rolling wheel 305, and after the lifting device moves to the appropriate position, the telescopic rod 303 is retracted and adjusted, and after the supporting base plate 309 contacts the ground first, the vibration of the mounting frame 1 is buffered by the compression of the buffer rubber plate 308, and the lifting device is fixed after the bottom surface of the supporting angle block 306 contacts the ground, thereby effectively improving the movement and fixing process of the lifting device and improving the convenience of use of the lifting device;

[0044] When auxiliary lighting is required for the rollers during transportation, the long plate 402 and the components thereon are installed to the side of the installation frame 1 by installing the side groove 401, and the adjusting rod 405 is installed to the side of the long plate 402 by installing the side frame 403 and cooperating with the adjusting bolt 404. The adjusting rod 405 can be driven to rotate by the adjusting bolt 404, and the direction of the lighting lamp board 406 can be adjusted during the rotation of the adjusting rod 405, so that the lighting lamp board 406 can be directed towards the roller to achieve auxiliary lighting of the roller, so that maintenance personnel can observe the defects on the surface of the roller more clearly, thereby effectively expanding the function of the lifting equipment.

[0045] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A lifting device for improving the grinding quality of a roll, comprising a mounting frame (1), characterized in that: A positioning and lifting mechanism (2) is provided on the top of the installation frame (1); The positioning and lifting mechanism (2) comprises a lifting motor (201), a lifting roller (202), a lifting rope (203), a connecting bottom plate (204), a mounting top box (205), a clamping telescopic rod (206), a clamping top frame (207), and an isolation rubber pad (208); A lifting motor (201) is fixedly installed at both ends of the top surface of the installation frame (1), and the lifting motor (201) is powered by an external power supply. The end of the output shaft of the lifting motor (201) is fixedly connected to a lifting roller (202) through a mounting frame. A lifting rope (203) is spirally wound around the outer side of the lifting roller (202). The end of the lifting rope (203) is fixedly connected to a connecting bottom plate (204) at a position corresponding to the interior of the installation frame (1). A mounting top box (205) is fixedly installed at the middle of the top of the installation frame (1). A clamping telescopic rod (206) is embedded and installed at a position corresponding to the interior of the mounting top box (205) at the middle of the top of the installation frame (1). The bottom ends of the plurality of clamping telescopic rods (206) are fixedly connected to a clamping top frame (207). An isolation rubber pad (208) is bonded to the middle of the bottom inclined surface of the clamping top frame (207).

2. The lifting device for improving the grinding quality of a roll according to claim 1, characterized in that: The four corners of the bottom surface of the connecting bottom plate (204) are provided with mounting holes, the bottom inclined surface of the clamping top frame (207) can be elastically deformed, and the bottom surface of the isolation rubber pad (208) is higher than the bottom inclined surface of the clamping top frame (207).

3. The lifting device for improving roll grinding quality according to claim 1, characterized in that: The bottom end of the installation frame (1) is fixedly connected to a bottom telescopic mechanism (3); The bottom conversion and telescopic mechanism (3) comprises a mounting base (301), a mounting end block (302), an adjusting telescopic rod (303), a connecting rotating frame (304), a rolling wheel (305), a supporting corner block (306), a supporting center block (307), a buffer rubber plate (308) and a supporting bottom plate (309); The bottom ends of the mounting frame (1) are fixedly connected to mounting bases (301), the middle parts of the two ends of the top surface of the mounting base (301) are fixedly connected to mounting end blocks (302), the inside of the mounting end blocks (302) are embedded with adjustment telescopic rods (303) at positions corresponding to the two ends of the mounting frame (1), the bottom ends of the adjustment telescopic rods (303) are rotatably mounted with a connecting rotating frame (304) at positions corresponding to the bottom of the mounting base (301), and the bottom of the connecting rotating frame (304) is rotatably mounted with a rolling wheel (305) via a rotating shaft, the four corners of the bottom surface of the mounting base (301) are fixedly connected to supporting corner blocks (306), the middle part of the bottom surface of the mounting base (301) is fixedly connected to a supporting center block (307), the bottom surface of the supporting center block (307) is bonded with a buffer rubber plate (308), and the bottom surface of the buffer rubber plate (308) is bonded with a supporting base plate (309).

4. The lifting device for improving the grinding quality of a roll according to claim 3, characterized in that: When the adjustable telescopic rod (303) is retracted to its shortest state, the lowest point of the rolling wheel (305) is located above the bottom surface of the supporting angle block (306); the sum of the thicknesses of the supporting center block (307), the buffer rubber plate (308) and the supporting bottom plate (309) is greater than the height of the supporting angle block (306); and the buffer rubber plate (308) can be compressed after being squeezed.

5. The lifting device for improving roll grinding quality according to claim 1, characterized in that: A side auxiliary lighting mechanism (4) is provided on the side of the installation frame (1); The side auxiliary lighting mechanism (4) comprises a mounting side groove (401), a mounting long plate (402), a mounting side frame (403), an adjustment bolt (404), an adjustment rotating rod (405) and a lighting lamp board (406); Both ends of the mounting frame (1) are provided with mounting side grooves (401), a mounting long plate (402) is clamped inside the mounting side groove (401), a mounting side frame (403) is fixedly connected to the middle of one side of the mounting long plate (402), an adjusting bolt (404) is threadedly mounted on the middle of the top and bottom ends of the mounting side frame (403), an adjusting rotating rod (405) is fixedly connected between the two adjusting bolts (404), and a lighting lamp board (406) is embedded and mounted in the middle of one side of the adjusting rotating rod (405).

6. The lifting device for improving roll grinding quality according to claim 5, characterized in that: The side surface of the mounting long plate (402) and the side surface of the mounting frame (1) are flush with each other, and the lighting lamp panel (406) is powered by an external power supply.

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