CN220162357U - Disassembling tool for rolling mill bearing of steel mill - Google Patents
Disassembling tool for rolling mill bearing of steel mill Download PDFInfo
- Publication number
- CN220162357U CN220162357U CN202321527766.6U CN202321527766U CN220162357U CN 220162357 U CN220162357 U CN 220162357U CN 202321527766 U CN202321527766 U CN 202321527766U CN 220162357 U CN220162357 U CN 220162357U
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- Prior art keywords
- rolling mill
- sliding block
- bearing
- mill bearing
- sliding
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- 238000005096 rolling process Methods 0.000 title claims abstract description 97
- 229910000831 Steel Inorganic materials 0.000 title claims description 6
- 239000010959 steel Substances 0.000 title claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 230000006378 damage Effects 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model discloses a disassembling tool for a rolling mill bearing of a rolling mill, which belongs to the technical field of rolling mill bearing disassembling tools, and comprises a fixed seat, wherein the bearing disassembling device can be used for disassembling the rolling mill bearing from a rolling mill bearing base in a time-saving and labor-saving manner, so that the labor intensity of workers is reduced, and the rolling mill bearing base is less damaged; the sliding rod enables the first sliding block and the second sliding block to slide up and down and left and right respectively; the sliding of the first sliding block drives the two second sliding blocks to slide oppositely or oppositely; the L-shaped clamping rod is used for clamping the upper end of the rolling mill bearing, so that the rolling mill bearing is driven to slide downwards through the rotation of the cylinder; the fastening bolt is matched with the arc-shaped clamping plate to increase the stability of the rolling mill bearing base; the fixing bolts are used for fixing the base, so that the fixing base is fixed; the problem that the existing rolling mill bearing is time-consuming and labor-consuming to disassemble and the labor intensity of personnel is very high can be conveniently solved, the operation is simple, and the rolling mill bearing is suitable for popularization.
Description
Technical Field
The utility model belongs to the technical field of rolling mill bearing dismounting tools, and particularly relates to a dismounting tool for a rolling mill bearing of a rolling mill.
Background
The rolling mill bearing lubrication mode is glycerol lubrication, online lubrication cannot be guaranteed, the rolling mill bearing is affected by factors such as rack aging, faults of the rolling mill bearing happen occasionally, and the rolling mill bearing needs to be detached and replaced after the faults happen.
At present, the rolling mill bearing is dismounted by one person supporting the crow bar to be dismounted by one person's sledgehammer, which is time-consuming and labor-consuming, and has great labor intensity, and in the moment that the rolling mill bearing is crashed out, the staff has the safety risk of crashed injury, and the damage to the rolling mill bearing base after the dismounting is great.
Disclosure of Invention
The utility model aims to provide a disassembling tool for a rolling mill bearing of a rolling mill, which is used for solving the problems that the existing rolling mill bearing is time-consuming and labor-consuming to disassemble and the labor intensity of personnel is very high.
The utility model adopts the following technical scheme: the utility model provides a extracting tool for rolling mill bearing, includes the fixing base, the fixing base is hollow cylinder structure, set up circular recess on the fixing base, install detachable rolling mill bearing base in the circular recess, rolling mill bearing through interference fit connection is installed to rolling mill bearing base inside wall, be equipped with the cylinder section of thick bamboo in the hollow cylinder structure, be equipped with the external screw thread on the cylinder section of thick bamboo outer circumference lateral wall, hollow cylinder structure inside wall is equipped with the internal screw thread with external screw thread engaged with, cylinder section of thick bamboo and fixing base threaded connection, be provided with the cavity in the cylinder section of thick bamboo, install bearing dismounting device in the cavity for dismantle rolling mill bearing, both ends can dismantle with rolling mill bearing respectively on the bearing dismounting device, the equal fixed mounting in both ends of fixing base bottom have vertical bracing piece, two bracing piece bottom fixed mounting has same base.
Further, the bearing dismounting device comprises a first sliding block, wherein second sliding blocks are symmetrically arranged at the left end and the right end of the first sliding block, sliding rods are symmetrically arranged in the first sliding block and the second sliding block, the upper end and the lower end of the sliding rod in the first sliding block are respectively and vertically fixedly arranged on the upper side wall and the lower side wall in the cylinder, the outer end of the sliding rod in the second sliding block is horizontally and fixedly arranged on the left side wall and the right side wall in the cylinder, and the first sliding block and the second sliding block are in sliding connection with the sliding rods;
the left end and the right end of the first sliding block are respectively provided with two rotatable and parallel connecting rods, the other ends of the connecting rods are respectively and rotatably arranged at the inner ends of the second sliding blocks which are close to each other and used for driving the two second sliding blocks to slide relatively or oppositely through the sliding of the first sliding block, the upper ends of the second sliding blocks are respectively and fixedly provided with an L-shaped clamping rod, and the upper ends of the L-shaped clamping rods extend out of the cylinder and are detachably connected with a rolling mill bearing and are used for clamping the rolling mill bearing through the L-shaped clamping rods;
the cylinder barrel is characterized in that a vertical rotating rod is fixedly arranged on the outer top wall of the cylinder barrel and used for driving the cylinder barrel to rotate through rotation of the rotating rod, a screw is arranged on the outer bottom wall of the cylinder barrel, which is connected with the bottom of the first sliding block through extending out of threads, is connected with the bottom of the first sliding block through rotation of the screw, and the first sliding block is driven to slide through threaded connection with the cylinder barrel;
the upper end of the rotating rod and the lower end of the screw rod are respectively connected with an external driving mechanism.
Further, both ends all horizontal run through and install the fastening bolt of spiro union about the fixing base, the circular recess lateral wall fixed mounting that stretches out of fastening bolt other end has arc chucking board, arc chucking board can dismantle with rolling mill bearing base lateral wall and be connected for further chucking is fixed to rolling mill bearing base.
Further, a turntable is fixedly arranged at the upper end of the rotating rod.
Further, a knob is fixedly arranged at the lower end of the screw rod.
Furthermore, the base is fixedly installed through a fixing bolt and used for fixing the base.
The beneficial effects of the utility model are as follows: the bearing dismounting device can be used for dismounting the rolling mill bearing from the rolling mill bearing base in a time-saving and labor-saving manner, so that the labor intensity of workers is reduced, and the rolling mill bearing base is less damaged; the cylinder rotates and is in threaded connection with the fixing seat, so that the cylinder rotates and can be screwed; the sliding rod enables the first sliding block and the second sliding block to slide up and down and left and right respectively; the sliding of the first sliding block drives the two second sliding blocks to slide oppositely or oppositely; the L-shaped clamping rod is used for clamping the upper end of the rolling mill bearing, so that the rolling mill bearing is driven to slide downwards through the rotation of the cylinder; the fastening bolt is matched with the arc-shaped clamping plate to increase the stability of the rolling mill bearing base; the fixing bolts are used for fixing the base, so that the fixing base is fixed; the problem that the existing rolling mill bearing is time-consuming and labor-consuming to disassemble and the labor intensity of personnel is very high can be conveniently solved, the operation is simple, and the rolling mill bearing is suitable for popularization.
Drawings
FIG. 1 is a schematic diagram of the overall mechanism of the present utility model;
FIG. 2 is a schematic view of a bearing removal apparatus mechanism of the present utility model;
FIG. 3 is a schematic view of a fixing base according to the present utility model;
fig. 4 is a schematic view of the connecting rod installation of the present utility model.
Wherein: 1. a fixing seat; 2. a rolling mill bearing base; 3. a rolling mill bearing; 4. a base; 5. bearing dismounting device; 6. a cylinder barrel; 7. a fixing bolt; 8. a fastening bolt; 9. an arc-shaped clamping plate; 10. a support rod; 501. a first slider; 502. a second slider; 503. a slide bar; 504. a connecting rod; 505. a screw; an l-shaped clamping bar; 507. a rotating lever; 508. a turntable; 509. and (5) a knob.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 4, a dismounting tool for rolling mill bearing, including fixing base 1, fixing base 1 is hollow cylinder structure, circular recess has been seted up on the fixing base 1, install detachable rolling mill bearing base 2 in the circular recess, rolling mill bearing 3 through interference fit connection is installed to rolling mill bearing base 2 inside wall, be equipped with cylinder barrel 6 in the hollow cylinder structure, rolling mill bearing 3's maximum diameter size is less than fixing base 1 internal diameter size, be equipped with the external screw thread on cylinder barrel 6 outer circumference lateral wall, hollow cylinder structure inside wall is equipped with the internal screw thread with external screw thread engaged, cylinder barrel 6 and fixing base 1 threaded connection, cylinder barrel 6 rotates through with fixing base 1 threaded connection, thereby can take place the screw motion in making cylinder barrel 6 rotate, be provided with the cavity in the cylinder barrel 6, install bearing dismounting device 5 in the cavity, cylinder barrel 6 screw motion drives bearing dismounting device 5 screw motion, be used for dismantling rolling mill bearing 3, both ends are dismantled with rolling mill bearing 3 respectively on the bearing dismounting device 5, rolling mill bearing 3 is dismantled from rolling mill bearing base 2, reduced staff's internal screw thread, and the intensity of labour is reduced, and the same 10 bottom 10 is installed to fixing base 10 and is fixed with fixing base 1, and 10 bottom 10 are installed to two bottom fixing base 1, and 10 are fixed to the same, and 10 bottom support bar is fixed.
The bearing dismounting device 5 comprises a first sliding block 501, wherein second sliding blocks 502 are symmetrically arranged at the left end and the right end of the first sliding block 501, sliding rods 503 are symmetrically arranged in the first sliding block 501 and the second sliding block 502, the upper end and the lower end of the sliding rod 503 in the first sliding block 501 are respectively and vertically fixedly arranged on the upper side wall and the lower side wall in the cylinder 6, the outer end of the sliding rod 503 in the second sliding block 502 is horizontally and fixedly arranged on the left side wall and the right side wall in the cylinder 6, the sliding rod 503 enables the first sliding block 501 and the second sliding block 502 to slide up and down and slide left and right respectively, and the first sliding block 501 and the second sliding block 502 are both in sliding connection with the sliding rod 503;
the left end and the right end of the first sliding block 501 are respectively provided with two parallel connecting rods 504, the other ends of the connecting rods 504 are respectively and rotatably arranged at the inner ends of the adjacent second sliding blocks 502, the two second sliding blocks 502 are driven to slide oppositely or oppositely through the sliding of the first sliding block 501, the upper ends of the second sliding blocks 502 are respectively and fixedly provided with L-shaped clamping rods 506, the upper ends of the L-shaped clamping rods 506 extend out of the cylindrical drums 6 and are detachably connected with the rolling mill bearings 3, the rolling mill bearings 3 are clamped through the L-shaped clamping rods 506, and the L-shaped clamping rods 506 are used for clamping the upper ends of the rolling mill bearings 3, so that the rolling mill bearings 3 are driven to slide downwards through the rotation of the cylindrical drums 6;
the outer top wall of the cylinder barrel 6 is fixedly provided with a vertical rotating rod 507, the rotating rod 507 is used for rotating to drive the cylinder barrel 6 to rotate, the outer bottom wall of the cylinder barrel 6 is provided with a screw rod 505, the cylinder barrel 6, which is connected with the bottom of the first sliding block 501 in a threaded manner, of the upper end of the screw rod 505 is connected with the bottom of the first sliding block 501 in a rotating manner, and the screw rod 505 is used for driving the first sliding block 501 to slide through being in threaded connection with the cylinder barrel 6 in a rotating manner;
the upper end of the rotating rod 507 and the lower end of the screw 505 are respectively connected with an external driving mechanism.
The fixing base 1 is all horizontal and runs through the fastening bolt 8 of installing the spiro union about both ends, and the circular recess lateral wall fixed mounting that stretches out of fastening bolt 8 other end has arc chucking board 9, and arc chucking board 9 can dismantle with rolling mill bearing base 2 lateral wall and be connected for carry out further chucking to rolling mill bearing base 2 and fix, the cooperation of fastening bolt 8 and arc chucking board 9 is used for increasing the stability to rolling mill bearing base 2.
A turntable 508 is fixedly arranged at the upper end of the rotating rod 507, and the turntable 508 enables the rotating rod 507 to rotate more labor-saving.
A knob 509 is fixedly arranged at the lower end of the screw 505, and the knob 509 enables the screw 505 to rotate more labor-saving and more convenient.
The base 4 is fixedly mounted by a fixing bolt 7 for fixing the base 4.
The working principle of the utility model is as follows: when the rolling mill bearing 3 of the inner ring of the rolling mill bearing base 2 is required to be disassembled, the base 4 is fixed through the fixing bolt 7, so that the fixing base 1 is fixed;
then placing the rolling mill bearing base 2 in a circular groove on the fixed seat 1, rotating a knob 509 to enable a screw 505 to be screwed downwards, enabling the screw 505 to be screwed downwards to drive a first sliding block 501 to slide downwards, enabling the first sliding block 501 to slide downwards to drive two second sliding blocks 502 to slide oppositely through a connecting rod 504, enabling an L-shaped clamping rod 506 to slide oppositely, stopping rotating the knob 509 after the vertical section of the L-shaped clamping rod 506 is clamped with the inner ring of the rolling mill bearing 3, rotating fastening bolts 8 on two sides to enable two arc-shaped clamping plates 9 to clamp two sides of the rolling mill bearing base 2, then rotating a turntable 508, enabling the turntable 508 to rotate to drive a cylindrical drum 6 to integrally rotate, enabling the cylindrical drum 6 to be screwed with the fixed seat 1 while rotating, enabling the cylindrical drum 6 to be screwed downwards while driving the cylindrical drum 6 to rotate, enabling the L-shaped clamping rod 506 to be screwed downwards, enabling the horizontal section of the L-shaped clamping rod 506 to clamp the inner ring of the rolling mill bearing 3, and enabling the rolling mill bearing 3 to slide downwards to be separated from the rolling mill bearing base 2;
the fastening bolt 8 is loosened, the rolling mill bearing base 2 is firstly removed, then the knob 509 is reversely rotated to enable the L-shaped clamping rod 506 to relatively slide, the rolling mill bearing 3 is taken out, and finally the disassembling tool of the rolling mill bearing is reset for the next use.
The bearing dismounting device 5 can dismount the rolling mill bearing 3 from the rolling mill bearing base 2 in a time-saving and labor-saving manner, reduces the labor intensity of workers, and has lower damage to the rolling mill bearing base 2; the cylinder 6 rotates and is in threaded connection with the fixed seat 1, so that the cylinder 6 rotates and can be screwed; the sliding rod 503 enables the first sliding block 501 and the second sliding block 502 to slide up and down and left and right respectively; the sliding of the first sliding block 501 drives the two second sliding blocks 502 to slide relatively or oppositely; the L-shaped clamping rod 506 is used for clamping the upper end of the rolling mill bearing 3, so that the rolling mill bearing 3 is driven to slide downwards by the rotation of the cylinder 6; the cooperation of the fastening bolt 8 and the arc-shaped clamping plate 9 is used for increasing the stability of the rolling mill bearing base 2; the fixing bolts 7 fix the base 4, so that the fixing seat 1 is fixed; the problem that the existing rolling mill bearing is time-consuming and labor-consuming to disassemble and the labor intensity of personnel is very high can be conveniently solved, the operation is simple, and the rolling mill bearing is suitable for popularization.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. The utility model provides a extracting tool for rolling mill bearing, its characterized in that, including fixing base (1), fixing base (1) is hollow cylinder structure, circular recess has been seted up on fixing base (1), install detachable rolling mill bearing base (2) in the circular recess, rolling mill bearing (3) through interference fit connection are installed to rolling mill bearing base (2) inside wall, be equipped with cylinder section of thick bamboo (6) in the hollow cylinder structure, be equipped with the external screw thread on cylinder section of thick bamboo (6) the outer circumference lateral wall, hollow cylinder structure inside wall is equipped with the internal screw thread with external screw thread engaged with, cylinder section of thick bamboo (6) and fixing base (1) threaded connection, be provided with the cavity in cylinder section of thick bamboo (6), install bearing dismounting device (5) in the cavity for dismantle rolling mill bearing (3), both ends can dismantle with rolling mill bearing (3) respectively on bearing dismounting device (5), both ends equal fixed mounting have vertical bracing piece (10) in fixing base (4) bottom two bracing piece (10).
2. The dismounting tool for rolling mill bearings in a steel mill according to claim 1, wherein the bearing dismounting device (5) comprises a first sliding block (501), second sliding blocks (502) are symmetrically arranged at the left end and the right end of the first sliding block (501), sliding rods (503) are symmetrically arranged in the first sliding block (501) and the second sliding block (502), the upper end and the lower end of each sliding rod (503) in the first sliding block (501) are vertically and fixedly arranged on the upper side wall and the lower side wall in a cylinder (6), the outer end of each sliding rod (503) in the second sliding block (502) is horizontally and fixedly arranged on the left side wall and the right side wall in the cylinder (6), and the first sliding block (501) and the second sliding block (502) are in sliding connection with the sliding rods (503);
the left end and the right end of the first sliding block (501) are respectively provided with two rotatable parallel connecting rods (504), the other ends of the connecting rods (504) are respectively rotatably arranged at the inner ends of the second sliding blocks (502) which are close to each other and used for driving the two second sliding blocks (502) to slide relatively or oppositely through the sliding of the first sliding block (501), the upper ends of the second sliding blocks (502) are respectively fixedly provided with an L-shaped clamping rod (506), and the upper ends of the L-shaped clamping rods (506) extend out of the cylindrical drum (6) and are detachably connected with the rolling mill bearing (3) so as to clamp the rolling mill bearing (3) through the L-shaped clamping rods (506);
the outer top wall of the cylindrical barrel (6) is fixedly provided with a vertical rotating rod (507) for rotating the rotating rod (507) to drive the cylindrical barrel (6) to rotate, the outer bottom wall of the cylindrical barrel (6) is provided with a screw rod (505), the cylindrical barrel (6) which is connected with the upper end of the screw rod (505) in a stretching out threaded manner is rotationally connected with the bottom of the first sliding block (501), and the first sliding block (501) is driven to slide by the screw rod (505) to rotate through the screw connection with the cylindrical barrel (6);
the upper end of the rotating rod (507) and the lower end of the screw rod (505) are respectively connected with an external driving mechanism.
3. The disassembling tool for rolling mill bearings in steel mill according to claim 1, wherein the left end and the right end of the fixing seat (1) are horizontally penetrated and provided with fastening bolts (8) in a threaded connection manner, the other ends of the fastening bolts (8) extend out of the side walls of the circular grooves and are fixedly provided with arc-shaped clamping plates (9), and the arc-shaped clamping plates (9) are detachably connected with the outer side walls of the rolling mill bearing bases (2) so as to further clamp and fix the rolling mill bearing bases (2).
4. A dismounting tool for rolling mill bearings in steel mills as claimed in claim 2, characterized in that the rotary table (508) is fixedly mounted at the upper end of the rotary lever (507).
5. A dismounting tool for rolling mill bearings in a rolling mill as claimed in claim 2, characterized in that the screw (505) is fixedly secured with a knob (509) at its lower end.
6. A dismounting tool for rolling mill bearings in steel mills as claimed in claim 1, characterized in that the base (4) is fixedly mounted by means of fixing bolts (7) for fixing the base (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321527766.6U CN220162357U (en) | 2023-06-15 | 2023-06-15 | Disassembling tool for rolling mill bearing of steel mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321527766.6U CN220162357U (en) | 2023-06-15 | 2023-06-15 | Disassembling tool for rolling mill bearing of steel mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220162357U true CN220162357U (en) | 2023-12-12 |
Family
ID=89059836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321527766.6U Active CN220162357U (en) | 2023-06-15 | 2023-06-15 | Disassembling tool for rolling mill bearing of steel mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220162357U (en) |
-
2023
- 2023-06-15 CN CN202321527766.6U patent/CN220162357U/en active Active
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