CN211052473U - Runner turnover device driven by hydraulic motor and capable of braking - Google Patents
Runner turnover device driven by hydraulic motor and capable of braking Download PDFInfo
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- CN211052473U CN211052473U CN201922195186.1U CN201922195186U CN211052473U CN 211052473 U CN211052473 U CN 211052473U CN 201922195186 U CN201922195186 U CN 201922195186U CN 211052473 U CN211052473 U CN 211052473U
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- hydraulic motor
- slewing bearing
- casting machine
- bearing device
- speed reducer
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Abstract
The utility model provides a by hydraulic motor drive and chute turning device that can brake, include: a slewing bearing device with an internal gear ring; a rotary drive gear; a hydraulic motor; the hydraulic motor mounting seat and the casting machine rotating frame; the slewing bearing device is arranged on the flange surface of the rotating frame of the casting machine, and a runner is fixed on a flange on one side of the slewing bearing device, which is far away from the rotating frame of the casting machine; the slewing drive gear is arranged on one side of the rotating frame of the casting machine, which is provided with the slewing bearing device, and is meshed with the inner gear ring of the slewing bearing device; the hydraulic motor mounting seat is arranged in the rotating rack of the casting machine in a penetrating mode through a flange face, the hydraulic motor shell is fixed in the hydraulic motor mounting seat, the output shaft of the hydraulic motor is directly connected with the input shaft with the braking speed reducer through a spline in a direct inserting mode, the hydraulic motor and the input shaft with the braking speed reducer are fixed through the flange face of the hydraulic motor and the flange face of the speed reducer in a closing mode, and the braking speed reducer with the hydraulic motor is coaxially fixed with the rotary. The device has the advantages of simple structure, reliable operation, long service life and good maintenance performance.
Description
Technical Field
The utility model relates to a chute upset technique especially relates to a by hydraulic motor drive and can the braked chute turning device.
Background
The launder is used for guiding molten iron in the centrifugal pipe casting machine, and guiding the molten iron to the inside of the pipe die for centrifugal casting. Because the inner wall of the launder can remain part of the iron slag and impurities adhered to the inner wall of the launder after each casting, the launder needs to be turned over by 180 degrees to dump out the impurities in the launder.
The conventional runner overturning driving device mainly has two structures of a hydraulic rack cylinder and a hydraulic motor direct-driven structure. The hydraulic rack cylinder has short service life and large transverse size, and is inconvenient to take out and put in during maintenance, disassembly and assembly due to the limitation of narrow installation position space; the hydraulic motor directly drives the mode, because the torque of hydraulic motor output is less relatively, when meetting external force and assaulting in the normal use of chute, tumbles easily, is difficult for keeping original position, causes the molten iron to spill the hourglass accident.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the inconvenient dismouting maintenance of the aforesaid, the problem that life is short provides a by hydraulic motor drive and can the braking chute turning device, and the device has simple structure, reliable operation, longe-lived, the good advantage of maintainability.
In order to achieve the above object, the utility model adopts the following technical scheme: a runner turnover device driven by a hydraulic motor and capable of braking, comprising: a slewing bearing device with an internal gear ring; a rotary drive gear; a hydraulic motor; the hydraulic motor mounting seat and the casting machine rotating frame;
the slewing bearing device is arranged on the flange surface of the rotating rack of the casting machine, and a runner is fixed on a flange on one side of the slewing bearing device, which is far away from the rotating rack of the casting machine;
and the rotary driving gear (driving gear) is arranged on one side of the rotating rack of the casting machine, which is provided with the rotary supporting device, and is meshed with the inner gear ring of the rotary supporting device.
The hydraulic motor mounting seat is arranged in the rotating rack of the casting machine in a penetrating mode through a flange face, a shell of the hydraulic motor is fixed in the hydraulic motor mounting seat, and an output shaft of the hydraulic motor is coaxially connected with the rotary driving gear through a speed reducer with a brake.
Further, the gear ratio of the rotary driving gear (driving gear) to the ring gear of the rotary support device is 25: 55.
Further, the speed reducer with brake is a planetary gear speed reducer with a hydraulic drive brake disc, and specifically is a planetary gear speed reducer with a reduction ratio of 7.
Furthermore, the output shaft of the hydraulic motor is directly connected with the input shaft with the braking speed reducer through a spline, and is fixed by the flange surfaces of the hydraulic motor and the speed reducer, the braking speed reducer is coaxially fixed with the rotary driving gear,
the utility model discloses by hydraulic motor drive and can the braking chute turning device theory of operation as follows: the rotation of the hydraulic motor is decelerated by a speed reducer with a brake to drive a driving gear (a driving gear) to rotate, the driving gear is meshed with an inner gear ring of the slewing bearing device to transmit the rotation action to a launder turnover mechanism fixed on the slewing bearing device, and the rotation is further decelerated and torque is amplified by the gear ratio of the driving gear and the inner gear ring of the slewing bearing device.
When the slewing bearing device drives the runner to overturn to a preset position, the hydraulic motor cuts off oil to stop rotating, and simultaneously, oil pressure is communicated to a brake oil path, and a brake device arranged in the speed reducer locks the output shaft, so that the runner is locked at the overturning stop position, and the condition of sliding cannot occur.
The utility model discloses by hydraulic motor drive and can the braking chute turning device have simple structure, the reliable operation, longe-lived, the good advantage of maintainability, specifically, compared with the prior art the utility model has following advantage:
1) the utility model discloses simple structure, and it is little to occupy vertical space, and the convenience is arranged in rotatory frame.
2) Meanwhile, the hydraulic motor has large torque and long service life, and reduces maintenance frequency; the replacement is more convenient and quicker during maintenance, and the production interruption time is short.
3) The speed reducer is provided with a hydraulic brake, so that the chute can keep a working position, and accidental overturning accidents are prevented.
4) The original rack cylinder turnover structure can be upgraded to the structure of the invention after being simply modified, and the cost for updating the structure by using departments is lower.
To sum up, the utility model discloses the life-span is longer, and the less convenient dismouting of horizontal size, and owing to take the speed reducer, so output torque is than great, owing to have hydraulic braking device in the speed reducer again, when normal use, can brake the locking to the flow slot position, safe and reliable.
Drawings
Fig. 1 is a schematic structural view of a runner tilter driven by a hydraulic motor and capable of braking.
Detailed Description
The invention is further illustrated below with reference to the following examples:
example 1
The embodiment discloses a chute turnover device which is driven by a hydraulic motor and can brake, and the device is used for carrying out turnover operation on a chute. The structure is shown in figure 1: the method comprises the following steps: a slewing bearing device 1 with an internal gear ring; a rotary drive gear 2; a hydraulic motor 3; a hydraulic motor mounting seat 4 and a casting machine rotating frame 5;
the slewing bearing device 1 is arranged on the flange surface of the rotating rack 5 of the casting machine, a runner 6 is fixed on the flange of one side of the slewing bearing device 1, which is far away from the rotating rack 5 of the casting machine, and the structural chain bears the weight of the runner 6;
the slewing drive gear 2 (driving gear) is arranged on one side of the casting machine rotating frame 5, which is provided with the slewing bearing device 1, and is meshed with the inner gear ring of the slewing bearing device 1. The gear ratio of the meshing of the rotary driving gear 2 (driving gear) and the inner gear ring of the rotary supporting device 1 is 25: 55.
The hydraulic motor mounting seat 4 is arranged in the rotating rack 5 of the casting machine in a penetrating mode through a flange face, the shell of the hydraulic motor 3 is fixed in the hydraulic motor mounting seat 4, the output shaft of the hydraulic motor 3 is directly connected with the input shaft with the braking speed reducer through a spline in a direct inserting mode, the hydraulic motor and the input shaft with the braking speed reducer are fixed in a closing mode through the flange faces of the hydraulic motor and the speed reducer, the braking speed reducer with the braking speed reducer is coaxially fixed with the rotary driving gear 2, and the hydraulic motor 3 and the braking speed reducer with the braking speed reducer are integrally installed. The speed reducer with the brake is a planetary gear speed reducer with a reduction ratio of 7.
The working principle of the runner turnover device driven by the hydraulic motor and capable of braking in the embodiment is as follows: the rotation of the hydraulic motor 3 is decelerated by a speed reducer with a brake to drive the driving gear 2 (driving gear) to rotate, the driving gear 2 is meshed with the inner gear ring of the slewing bearing device 1, the rotating motion is transmitted to the runner 6 turnover mechanism fixed on the slewing bearing device 1, and meanwhile, the speed is further decelerated and the torque is amplified through the gear ratio of the driving gear 2 and the inner gear ring of the slewing bearing device 1.
When the slewing bearing device 1 drives the runner 6 to overturn to a preset position, the hydraulic motor 3 cuts off oil and stops rotating, and meanwhile, oil pressure is communicated to a brake oil path, and a brake device arranged in the speed reducer locks an output shaft, so that the runner 6 is locked at the overturning stop position, and the condition of vehicle sliding cannot occur.
The runner turnover device driven by the hydraulic motor and capable of braking is simple in structure, reliable in operation, long in service life and good in maintenance performance.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (4)
1. A fluid trough diverter driven by a hydraulic motor and capable of braking, comprising: a slewing bearing device with an internal gear ring; a rotary drive gear; a hydraulic motor; the hydraulic motor mounting seat and the casting machine rotating frame;
the slewing bearing device is arranged on the flange surface of the rotating rack of the casting machine, and a runner is fixed on a flange on one side of the slewing bearing device, which is far away from the rotating rack of the casting machine;
the slewing drive gear is arranged on one side of the rotating rack of the casting machine, which is provided with the slewing bearing device, and is meshed with the inner gear ring of the slewing bearing device;
the hydraulic motor mounting seat is arranged in the rotating rack of the casting machine in a penetrating mode through a flange face, the hydraulic motor shell is fixed in the hydraulic motor mounting seat, and an output shaft of the hydraulic motor is coaxially connected with the rotary driving gear through a speed reducer with a brake.
2. Runner turnover device driven by a hydraulic motor and capable of braking according to claim 1, characterised in that the gear ratio of the slewing drive gear in engagement with the inner gear ring of the slewing bearing arrangement is 25: 55.
3. The fluid trough tilter driven by a hydraulic motor and capable of braking as claimed in claim 1, wherein the belt brake reducer is a planetary gear reducer with a hydraulically driven brake disc.
4. The runner turnover device driven by a hydraulic motor and capable of braking according to claim 1, wherein the output shaft of the hydraulic motor is in direct-insert connection with the input shaft of a speed reducer with brake through a spline, and is fixed by the flange surfaces of the hydraulic motor and the speed reducer, and the speed reducer with brake is coaxially fixed with the rotary driving gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922195186.1U CN211052473U (en) | 2019-12-10 | 2019-12-10 | Runner turnover device driven by hydraulic motor and capable of braking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922195186.1U CN211052473U (en) | 2019-12-10 | 2019-12-10 | Runner turnover device driven by hydraulic motor and capable of braking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211052473U true CN211052473U (en) | 2020-07-21 |
Family
ID=71584087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922195186.1U Active CN211052473U (en) | 2019-12-10 | 2019-12-10 | Runner turnover device driven by hydraulic motor and capable of braking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211052473U (en) |
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2019
- 2019-12-10 CN CN201922195186.1U patent/CN211052473U/en active Active
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