CN211713165U - Heat treatment device for repairing large bearing - Google Patents
Heat treatment device for repairing large bearing Download PDFInfo
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- CN211713165U CN211713165U CN201921901043.1U CN201921901043U CN211713165U CN 211713165 U CN211713165 U CN 211713165U CN 201921901043 U CN201921901043 U CN 201921901043U CN 211713165 U CN211713165 U CN 211713165U
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- heat treatment
- treatment device
- hydraulic cylinder
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 22
- 238000005496 tempering Methods 0.000 claims abstract description 41
- 238000010791 quenching Methods 0.000 claims abstract description 34
- 230000000171 quenching effect Effects 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims description 10
- 230000009467 reduction Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 230000008439 repair process Effects 0.000 abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a prosthetic heat treatment device of large-scale bearing, its technical scheme main points are: including the frame, still include: the servo motor is fixed on the rack, a driving screw is fixed at the end part of a motor shaft of the servo motor, two ends of the driving screw are respectively and rotatably connected in the rack through ball bearings, and the outer thread of the driving screw is connected with a sliding seat; a fixed plate fixed on the sliding seat is installed, a cylinder body of a hydraulic cylinder is fixed on the fixed plate, a fixed rod is connected to the end part of a piston rod of the hydraulic cylinder, and a grid plate is connected to the end part of the fixed rod; the quenching box is arranged on the rack and is communicated with a drain pipe; the tempering box is arranged on the rack and used for low-temperature tempering, and a resistance heating wire is arranged inside the tempering box; the device can be used for automatically quenching and low-temperature tempering the large bearing ring, and the repair efficiency of the large bearing can be improved.
Description
Technical Field
The utility model relates to a part field of restoreing, in particular to prosthetic heat treatment device of large-scale bearing.
Background
Large bearings require high contact fatigue strength, high hardenability and hardenability, a high elastic limit and sufficient impact toughness and sufficient dimensional stability. Large bearings are generally not easily replaced, and are repaired when defects occur, and the method often adopted for repairing the defects is hot-melt welding.
The area where the large bearing is often damaged is the ferrule, and due to the existence of the welded structure, the internal structure of the welded part is unevenly distributed, has more carbides, and has structural defects such as cracks, slag inclusions, scabs, and oxide scales, and in order to make the internal structure compact and eliminate the adverse effect of the structure, the large bearing is generally subjected to heat treatment after repair welding.
The process for repairing the bearing ring comprises the following steps: mechanical repair, hot-melt repair, quenching, low-temperature tempering, inspection, grinding, inspection and the like. The prior device is lack of an automatic quenching and low-temperature tempering heat treatment device.
SUMMERY OF THE UTILITY MODEL
To solve the problems mentioned in the background art, the present invention provides a heat treatment device for repairing a large bearing, so as to solve the problems mentioned in the background art.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a heat treatment device that large bearing was restoreed, includes the frame, still includes:
the servo motor is fixed on the rack, a driving screw is fixed at the end part of a motor shaft of the servo motor, two ends of the driving screw are respectively and rotatably connected into the rack through ball bearings, the outer part of the driving screw is in threaded connection with a sliding seat, a guide rod is also fixed on the rack, and a guide hole for the guide rod to pass through is formed in the sliding seat;
a fixed plate fixed on the sliding seat is installed, a cylinder body of a hydraulic cylinder is fixed on the fixed plate, a fixed rod is connected to the end of a piston rod of the hydraulic cylinder, and a grid plate used for placing a bearing ring is connected to the end, far away from the hydraulic cylinder, of the fixed rod;
the quenching box is arranged on the rack, the quenching box is communicated with a drain pipe, and a blocking plate is inserted at the end part of the drain pipe;
the tempering box is arranged on the rack and used for low-temperature tempering, an opening of the tempering box is provided with an inlet for the grid plate to enter the tempering box, and a resistance heating wire is arranged in the tempering box;
and thermometers arranged on the quenching box and the tempering box and used for displaying the temperature.
By adopting the technical scheme, the device can be used for automatically quenching and tempering the large bearing ring at low temperature, and the repairing efficiency of the large bearing can be improved; when the device is used for quenching and low-temperature tempering of the large bearing ring, an operator places the hot-melted and repaired bearing ring above the grid plate at once, then the operator can start the servo motor to drive the sliding seat to slide, so as to drive the fixed plate on the sliding seat to slide, drive the grid plate at the end part of the fixed rod to move above the quenching box, then start the hydraulic cylinder to drive the grid plate to enter the quenching box for quenching, after quenching, the servo motor is used for transporting the grid plate bearing the large bearing ring to the top of the tempering box, and then the hydraulic cylinder is used for sinking the grid plate bearing the large bearing ring into the tempering box for tempering.
Preferably, a first flange plate is fixed at the end of a piston rod of the hydraulic cylinder, a second flange plate is fixed at one end of the fixed rod close to the hydraulic cylinder, and the first flange plate and the second flange plate are connected through a plurality of first locking bolts.
Through adopting above-mentioned technical scheme, utilize first ring flange, second ring flange and first lock bolt can be convenient with the piston rod tip of fixed to the pneumatic cylinder of dead lever installation.
Preferably, a mounting plate is fixedly welded on the fixing plate and connected with the sliding seat through a plurality of second locking bolts.
Through adopting above-mentioned technical scheme, utilize mounting panel and second locking bolt can conveniently install the fixed plate on the sliding seat.
Preferably, a T-shaped surrounding plate is welded and fixed above the grid plate, and a plurality of through holes are formed in the surrounding plate.
By adopting the technical scheme, the T-shaped coaming can prevent the ferrule of the large bearing from separating from the grid plate.
Preferably, a speed reducer is arranged between the servo motor and the driving screw, the output end of the speed reducer is connected with the end of the driving screw, and the input end of the speed reducer is connected with the end of a motor shaft of the servo motor.
Through adopting above-mentioned technical scheme, the reduction gear can reduce servo motor's output speed, can make gliding more stable of sliding seat.
Preferably, a threaded ring sleeve is welded and fixed above the grid plate, and one end of the fixed rod, which is far away from the hydraulic cylinder, is in threaded connection with the threaded ring sleeve.
By adopting the technical scheme, the fixing rod can be conveniently installed on the grid plate by utilizing the thread ring sleeve.
Preferably, the end face of the blocking plate is fixed with a pull ring.
By adopting the technical scheme, the pull ring of the end face of the plug board can facilitate an operator to pull out the plug board.
Preferably, the bottom of the rack is symmetrically provided with a plurality of self-locking universal wheels.
Through adopting above-mentioned technical scheme, the auto-lock universal wheel of frame bottom can make things convenient for the nimble removal of device.
To sum up, the utility model discloses mainly have following beneficial effect:
the device can be used for automatically quenching and tempering the large bearing ring at low temperature, so that the repair efficiency of the large bearing can be improved; when the device is used for quenching and low-temperature tempering of the large bearing ring, an operator places the hot-melted and repaired bearing ring above the grid plate at once, then the operator can start the servo motor to drive the sliding seat to slide, so as to drive the fixed plate on the sliding seat to slide, drive the grid plate at the end part of the fixed rod to move above the quenching box, then start the hydraulic cylinder to drive the grid plate to enter the quenching box for quenching, after quenching, the servo motor is used for transporting the grid plate bearing the large bearing ring to the top of the tempering box, and then the hydraulic cylinder is used for sinking the grid plate bearing the large bearing ring into the tempering box for tempering.
Drawings
Fig. 1 is one of the schematic structural diagrams of the present invention;
fig. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is a third schematic structural diagram of the present invention.
Reference numerals: 1. a frame; 2. a servo motor; 3. a drive screw; 4. a sliding seat; 5. a guide bar; 6. a guide hole; 7. a fixing plate; 8. a hydraulic cylinder; 9. fixing the rod; 10. a grid plate; 11. a quenching box; 12. a drain pipe; 13. a blocking plate; 14. a tempering tank; 15. an inlet port; 16. resistance heating wires; 17. a thermometer; 18. a first flange plate; 19. a second flange plate; 20. a first locking bolt; 21. mounting a plate; 22. a second locking bolt; 23. enclosing plates; 24. a through hole; 25. a speed reducer; 26. a threaded ring sleeve; 27. a pull ring; 28. self-locking universal wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, a heat treatment device for repairing a large bearing includes a frame 1, and further includes a servo motor 2 fixed on the frame 1, wherein a driving screw 3 is fixed at an end of a motor shaft of the servo motor 2, two ends of the driving screw 3 are respectively rotatably connected in the frame 1 through ball bearings, a sliding seat 4 is connected to an external thread of the driving screw 3, a guide rod 5 is further fixed on the frame 1, a guide hole 6 for the guide rod 5 to pass through is formed in the sliding seat 4, when the servo motor 2 is started, the driving screw 3 is driven to rotate, and the sliding seat 4 is driven to stably slide under the guiding cooperation of the guide rod 5 and the guide hole 6; the device also comprises a fixed plate 7 which is fixedly arranged on the sliding seat 4, wherein a cylinder body of a hydraulic cylinder 8 is fixed on the fixed plate 7, the end part of a piston rod of the hydraulic cylinder 8 is connected with a fixed rod 9, the end part of the fixed rod 9 far away from the hydraulic cylinder 8 is connected with a grid plate 10 for placing a bearing ring, and the bearing ring to be quenched and tempered at low temperature can be quenched and tempered at low temperature along with the conveying of the grid plate 10 after being placed on the grid plate 10; meanwhile, the device also comprises a quenching box 11 arranged on the frame 1, wherein a drain pipe 12 is communicated with the quenching box 11, and a blocking plate 13 is inserted at the end part of the drain pipe 12; meanwhile, the device also comprises a tempering box 14 which is arranged on the frame 1 and is used for low-temperature tempering, wherein an opening of the tempering box 14 is provided with an inlet 15 for the grid plate 10 to enter the tempering box 14, and a resistance heating wire 16 is arranged in the tempering box 14; in order to display the stability in the quenching tank 11 and the tempering tank 14, thermometers 17 for displaying the temperature are provided on the quenching tank 11 and the tempering tank 14; therefore, the device can be used for automatically quenching and tempering the large bearing ring at low temperature, and the repair efficiency of the large bearing can be improved; when the device is used for quenching and low-temperature tempering of the large bearing ring, an operator places the hot-melted and repaired bearing ring above the grid plate 10 at once, then the operator can start the servo motor 2 to drive the sliding seat 4 to slide, so as to drive the fixing plate 7 on the sliding seat 4 to slide, drive the grid plate 10 at the end part of the fixing rod 9 to move above the quenching box 11, then start the hydraulic cylinder 8 to drive the grid plate 10 to enter the quenching box 11 for quenching, after quenching, the servo motor 2 is used for transporting the grid plate 10 bearing the large bearing ring to the upper part of the tempering box 14, and then the hydraulic cylinder 8 is used for sinking the grid plate 10 bearing the large bearing ring into the tempering box 14 for tempering.
Referring to fig. 4, in order to facilitate connection between the piston rod of the hydraulic cylinder 8 and the fixing rod 9, a first flange 18 is fixed at the end of the piston rod of the hydraulic cylinder 8, a second flange 19 is fixed at one end of the fixing rod 9 close to the hydraulic cylinder 8, the first flange 18 and the second flange 19 are connected through four first locking bolts 20, and the fixing rod 9 can be conveniently fixed at the end of the piston rod of the hydraulic cylinder 8 by using the first flange 18, the second flange 19 and the first locking bolts 20.
Referring to fig. 2 and 3, in order to facilitate the installation of the fixing plate 7 on the sliding seat 4, an installation plate 21 is fixedly welded on the fixing plate 7, and the installation plate 21 is connected with the sliding seat 4 through two second locking bolts 22, so that the fixing plate 7 can be conveniently installed on the sliding seat 4 by using the installation plate 21 and the second locking bolts 22; in order to prevent the bearing ring from separating from the grid plate 10, a T-shaped coaming plate 23 is welded and fixed above the grid plate 10, wherein at least ten through holes 24 are formed in the coaming plate 23, and the T-shaped coaming plate 23 can prevent the ring of the large-sized bearing from separating from the grid plate 10; in order to facilitate the connection between the fixing rod 9 and the grid plate 10, a threaded ring sleeve 26 is welded and fixed above the grid plate 10, one end of the fixing rod 9, which is far away from the hydraulic cylinder 8, is connected in the threaded ring sleeve 26 in a threaded manner, and the fixing rod 9 can be conveniently installed on the grid plate 10 by utilizing the threaded ring sleeve 26.
Referring to fig. 1 and 4, in order to reduce the output speed of the servo motor 2, a reducer 25 is disposed between the servo motor 2 and the drive screw 3, wherein an output end of the reducer 25 is connected with an end of the drive screw 3, an input end of the reducer 25 is connected with an end of a motor shaft of the servo motor 2, and the reducer 25 can reduce the output speed of the servo motor 2, so that the sliding seat 4 can slide more stably; in order to facilitate an operator to pull the blocking plate 13, a pull ring 27 is fixed on the end surface of the blocking plate 13, and the pull ring 27 on the end surface of the blocking plate 13 can facilitate the operator to pull out the blocking plate 13; in order to facilitate the movement of the device, four self-locking universal wheels 28 are symmetrically arranged at the bottom of the rack 1, and the self-locking universal wheels 28 at the bottom of the rack 1 can facilitate the flexible movement of the device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a heat treatment device that large-scale bearing was restoreed, includes frame (1), its characterized in that: further comprising:
the servo motor (2) is fixed on the rack (1), a driving screw (3) is fixed at the end part of a motor shaft of the servo motor (2), two ends of the driving screw (3) are respectively and rotatably connected into the rack (1) through ball bearings, a sliding seat (4) is in threaded connection with the outside of the driving screw (3), a guide rod (5) is further fixed on the rack (1), and a guide hole (6) for the guide rod (5) to pass through is formed in the sliding seat (4);
a fixing plate (7) is fixedly arranged on the sliding seat (4), a cylinder body of a hydraulic cylinder (8) is fixed on the fixing plate (7), a fixing rod (9) is connected to the end part of a piston rod of the hydraulic cylinder (8), and a grid plate (10) for placing a bearing ring is connected to the end part, far away from the hydraulic cylinder (8), of the fixing rod (9);
the quenching device comprises a quenching box (11) arranged on the rack (1), wherein a drain pipe (12) is communicated with the quenching box (11), and a blocking plate (13) is inserted into the end part of the drain pipe (12);
a tempering box (14) which is arranged on the frame (1) and is used for low-temperature tempering, wherein an opening of the tempering box (14) is provided with an inlet (15) for the grid plate (10) to enter the tempering box (14), and a resistance heating wire (16) is arranged in the tempering box (14);
and thermometers (17) provided on the quenching tank (11) and the tempering tank (14) for displaying temperatures.
2. The heat treatment device for repairing the large bearing according to claim 1, wherein: the end part of a piston rod of the hydraulic cylinder (8) is fixed with a first flange plate (18), one end of the fixed rod (9) close to the hydraulic cylinder (8) is fixed with a second flange plate (19), and the first flange plate (18) is connected with the second flange plate (19) through a plurality of first locking bolts (20).
3. The heat treatment device for repairing the large bearing according to claim 1, wherein: the fixed plate (7) is fixed with a mounting plate (21) in a welding mode, and the mounting plate (21) is connected with the sliding seat (4) through a plurality of second locking bolts (22).
4. The heat treatment device for repairing the large bearing according to claim 1, wherein: a T-shaped coaming (23) is fixedly welded above the grid plate (10), and a plurality of through holes (24) are formed in the coaming (23).
5. The heat treatment device for repairing the large bearing according to claim 1, wherein: the servo motor (2) and be provided with reduction gear (25) between drive screw (3), the output of reduction gear (25) with the end connection of drive screw (3), the input of reduction gear (25) with the motor shaft end connection of servo motor (2).
6. The heat treatment device for repairing the large bearing according to claim 1, wherein: a threaded ring sleeve (26) is fixedly welded above the grid plate (10), and one end of the fixed rod (9) far away from the hydraulic cylinder (8) is connected in the threaded ring sleeve (26) in a threaded mode.
7. The heat treatment device for repairing the large bearing according to claim 1, wherein: and a pull ring (27) is fixed on the end surface of the blocking plate (13).
8. The heat treatment device for repairing the large bearing according to claim 1, wherein: the bottom of the frame (1) is symmetrically provided with a plurality of self-locking universal wheels (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901043.1U CN211713165U (en) | 2019-11-06 | 2019-11-06 | Heat treatment device for repairing large bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901043.1U CN211713165U (en) | 2019-11-06 | 2019-11-06 | Heat treatment device for repairing large bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211713165U true CN211713165U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921901043.1U Expired - Fee Related CN211713165U (en) | 2019-11-06 | 2019-11-06 | Heat treatment device for repairing large bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211713165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112941283A (en) * | 2021-01-27 | 2021-06-11 | 李静 | Quenching slag anti-sinking quenching device |
-
2019
- 2019-11-06 CN CN201921901043.1U patent/CN211713165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112941283A (en) * | 2021-01-27 | 2021-06-11 | 李静 | Quenching slag anti-sinking quenching device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20211106 |