CN215891045U - Thin oil circulation lubricating system of uncoiler reduction box - Google Patents
Thin oil circulation lubricating system of uncoiler reduction box Download PDFInfo
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- CN215891045U CN215891045U CN202121039410.9U CN202121039410U CN215891045U CN 215891045 U CN215891045 U CN 215891045U CN 202121039410 U CN202121039410 U CN 202121039410U CN 215891045 U CN215891045 U CN 215891045U
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Abstract
The utility model discloses a thin oil circulating lubrication system of a reduction box of an uncoiler, relates to the technical field of mechanical equipment lubrication, and solves the technical problems of complex layout and difficult later maintenance caused by air cooling on lubricating oil in the related technology. The system comprises a functional part, a reduction gearbox, an oil pump and a heat exchange tube group, wherein the functional part is connected with the reduction gearbox and an oil pump oil way, the reduction gearbox is connected with the oil pump oil way, a double-cylinder net type filter is arranged between the oil pump and the functional part, a tank body is arranged in the heat exchange tube group, the heat exchange tube group comprises a hot oil pipe and a water cooling pipe, one end of the hot oil pipe is connected with the oil pump through a second stop valve, and the other end of the hot oil pipe is connected with the double-cylinder net type filter through a third stop valve. The heat exchange pipe group is adopted to reduce the temperature of lubricating oil, the gear and the bearing of the reduction gearbox are protected, the heat exchange pipe group occupies a small area, the installation is convenient, and the continuous lubrication of the uncoiler equipment can be ensured when the heat exchange pipe group is maintained.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment lubrication, in particular to a thin oil circulating lubrication system of a reduction gearbox of an uncoiler.
Background
The uncoiler of the 6-recoiling unit mainly comprises an uncoiler body, an uncoiler transverse moving device and a dry oil lubricating system. A reduction gearbox of the uncoiler body adopts a thin oil lubricating system, and a large gear in the reduction gearbox is a medium-hard tooth surface, 7 grades; the other gears are hard tooth surfaces, 6-grade precision. The requirements of gears and bearings in the speed reducer on the quality and the lubrication state of lubricating oil are high, and excessive lubrication and insufficient lubrication damage equipment, so that a lubricating system can continuously supply fresh lubricating oil to a reduction gearbox, a stable and uniform oil layer is formed on the tooth surface of the gear, the temperature of the bearings can be reduced, and the running equipment can be continuously protected.
A lubricating pump, an oil flow indicator, a filter and the like are arranged on a reduction gearbox original thin oil lubricating system of an uncoiler, when the reduction gearbox continuously operates and the ambient temperature is high, a large fan is additionally arranged in the related technology to blow an oil tank for heat dissipation, or gear oil in the reduction gearbox is pumped out through an oil pump and filtered and then enters a fan cooling fin for cooling, but the adverse effects of large occupied device space, complex air cooling related layout and large influence on the field environment exist.
SUMMERY OF THE UTILITY MODEL
The application provides a thin oil circulation lubricating system of decoiler reducing gear box has solved among the related art to lubricating oil owing to adopt the air-cooled cooling and the technical problem of the overall arrangement complicacy that brings, later maintenance difficulty.
The application provides a thin oil circulation lubricating system of decoiler reducing gear box, including the functional part, the reducing gear box, oil pump and heat exchange pipe group, the functional part all with the reducing gear box, the oil pump oil circuit is connected, the reducing gear box is connected with the oil pump oil circuit, be equipped with binocular net formula filter between oil pump and the functional part, still be connected with first stop valve through the oil circuit between oil pump and the binocular net formula filter, the jar body is located to the heat exchange pipe in-group, the heat exchange pipe group includes hot oil pipe and water-cooled tube, hot oil pipe one end is passed through second stop valve and oil pump connection, the hot oil pipe other end is connected with binocular net formula filter through the third stop valve.
Optionally, the water cooled tubes are in communication with plant circulating water tubes.
Optionally, a temperature sensor is further provided for monitoring the temperature in the reduction gearbox.
Optionally, the reduction gearbox is further provided with a heater.
Optionally, the second stop valve, the first stop valve and the oil line are connected through a first tee pipe;
the third stop valve, the first stop valve and the oil path are connected through a second three-way pipe.
Optionally, the functional elements include low speed stage gears, high speed stage gears and bearings.
Optionally, a Y-shaped filter is further arranged between the oil pump and the reduction gearbox, and the oil pump, the Y-shaped filter and the reduction gearbox are sequentially connected through an oil circuit.
Optionally, a fourth stop valve is further arranged between the Y-type filter and the reduction gearbox.
Optionally, the temperature sensor signal is connected with the HMI human-machine picture.
Alternatively, the second and third stop valves are straight-through stop valves.
The beneficial effect of this application is as follows:
(1) on the basis of the existing thin oil lubrication principle, a water cooling mode is additionally arranged on lubricating oil in an oil way, and particularly, the lubricating oil flowing out of an oil pump outlet in the oil way is cooled through heat exchange between a hot oil pipe and a water cooling pipe in a heat exchange pipe group, so that the temperature of the lubricating oil returning from a functional part to a reduction gearbox is reduced, and gears and bearings in the reduction gearbox are protected;
(2) the heat exchange tube group adopts a water-cooling multi-tube type, has small occupied area, is matched with the original system pipeline, is convenient to install, has compact integral structure, can be arranged at any side where the reduction gearbox does not interfere with production line equipment, and is convenient to disassemble and assemble;
(3) when the heat exchange pipe group is damaged and needs to be maintained, the second stop valve and the third stop valve are closed, the first stop valve is opened, the thin oil lubrication system can normally operate during maintenance, and lubrication of the uncoiler equipment is continuously maintained.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is an overall schematic diagram of a thin oil circulation lubrication system of a reduction gearbox of an uncoiler provided by the application.
The attached drawings are marked as follows: 100-functional parts, 110-low-speed gear, 120-high-speed gear, 130-bearing, 200-reduction box, 300-oil pump, 400-double-cylinder screen filter, 500-first stop valve, 510-first three-way pipe, 520-second three-way pipe, 600-heat exchange pipe group, 610-hot oil pipe, 611-second stop valve, 612-third stop valve, 620-water cooling pipe, 700-circulating water, 800-Y type filter and 810-fourth stop valve.
Detailed Description
The embodiment of the application provides a thin oil circulation lubricating system of an uncoiler reduction box, and solves the technical problems that in the related art, lubricating oil is complex in layout and difficult in later maintenance due to the fact that air cooling is adopted.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
a thin oil circulation lubricating system of a reduction box of an uncoiler comprises a functional part, the reduction box, an oil pump and a heat exchange pipe set, wherein the functional part is connected with the reduction box and an oil pump oil way, the reduction box is connected with the oil pump oil way, a double-cylinder net type filter is arranged between the oil pump and the functional part, a first stop valve is connected between the oil pump and the double-cylinder net type filter through the oil way, a tank body is arranged in the heat exchange pipe set, the heat exchange pipe set comprises a hot oil pipe and a water cooling pipe, one end of the hot oil pipe is connected with the oil pump through a second stop valve, and the other end of the hot oil pipe is connected with the double-cylinder net type filter through a third stop valve.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Referring to fig. 1, the embodiment provides a thin oil circulation lubrication system of a reduction gearbox 200 of an uncoiler, which includes a functional part 100, the reduction gearbox 200, an oil pump 300 and a heat exchange pipe set 600, wherein the functional part 100 is connected with oil paths of the reduction gearbox 200 and the oil pump 300, and the reduction gearbox 200 is connected with the oil path of the oil pump 300. When the uncoiler engine works, the oil pump 300 is driven to act, and lubricating oil is fed into the lubricating oil input main oil pipe through the oil pump 300. A double-cylinder strainer 400 is provided between the oil pump 300 and the functional element 100, and the lubricating oil is filtered by the double-cylinder strainer 400 and the like and then delivered to each branch pipe. The functional part 100 comprises a low-speed gear 110, a high-speed gear 120 and a bearing 130, oil is sprayed to lubricate the low-speed gear 110, the high-speed gear 120 and the bearing 130, and the oil enters the oil pump 300 from an oil pan of an oil tank of the speed reducer for recirculation after lubrication is finished.
As shown in fig. 1, a first stop valve 500 is further connected between the oil pump 300 and the double cylinder screen filter 400 through an oil passage, the heat exchange tube group 600 is installed in the tank, the heat exchange tube group 600 includes a hot oil pipe 610 and a water cooling pipe 620, one end of the hot oil pipe 610 is connected to the oil pump 300 through a second stop valve 611, and the other end of the hot oil pipe 610 is connected to the double cylinder screen filter 400 through a third stop valve 612.
The thin oil circulation lubrication system of the uncoiler reduction box 200 adopts a water cooling mode for lubricating oil in an oil path, specifically, a hot oil pipe 610 and a water cooling pipe 620 in a heat exchange pipe set 600 are arranged in a tank body, and the lubricating oil flowing out of an outlet of an oil pump 300 in the oil path is cooled through heat exchange between the hot oil pipe 610 and the water cooling pipe 620, so that the temperature of the lubricating oil returning to the reduction box 200 from the functional part 100 is reduced, and a gear and a bearing 130 in the reduction box 200 are protected.
Wherein, the cold water is separated from the hot oil pipe 610 by the water cooling pipe 620 in the tank body, thereby avoiding the unfavorable situations such as cold water invading the oil pipe.
The heat exchange tube group 600 adopts a water-cooling multi-tube type, occupies a small area, is matched with an original system pipeline, is convenient to install, has a compact integral structure, can be installed on any side where the reduction gearbox 200 does not interfere with production line equipment, and is convenient to disassemble and assemble.
The heat exchange tube bank 600 preferably employs a tube cooler, which is an existing product.
When the heat exchange tube group 600 is damaged and needs to be maintained, the second stop valve 611 and the third stop valve 612 are closed, and the first stop valve 500 is opened, so that the thin oil lubrication system can normally operate during maintenance, and the lubrication of the uncoiler device is continuously maintained.
The provision of the first stop valve 500 is advantageous in separating the residual lubricant in the oil pump 300 from the double cylinder screen filter 400 when the double cylinder screen filter 400 is repaired or replaced.
Optionally, water-cooled tube 620 and factory circulating water 700 pipe intercommunication, usable ubiquitous factory circulating water 700 supplies water to water-cooled tube 620, accomplishes the heat exchange, realizes the water-cooling to lubricating oil.
Optionally, the thin oil circulation lubrication system of the reduction gearbox 200 of the uncoiler is further provided with a temperature sensor, and the temperature sensor is used for monitoring the temperature in the reduction gearbox 200. The reduction gearbox 200 is further provided with a heater, wherein the heater adopts an electric heating mode and can be arranged near the reduction gearbox 200.
Optionally, the temperature sensor is in signal connection with an HMI man-machine picture, the temperature sensor outputs a signal, and a real-time temperature value is displayed on the HMI man-machine picture.
When the temperature of the lubricating oil is detected to be too high by the temperature sensor, the heat exchange tube group 600 operates to lower the temperature of the lubricating oil. When the temperature of the lubricating oil detected by the temperature sensor is too low, the heater is controlled to work, and the temperature of the lubricating oil is increased. Thereby ensuring the quality and the lubrication state of the lubricating oil and forming a stable and uniform oil layer on the gear tooth surface of the reduction gearbox 200.
For example, when the temperature of the lubricating oil is detected to be more than 65 ℃, an alarm signal of overhigh temperature is sent out; when the temperature is higher than 50 ℃, the heat exchange tube group 600 is put into use; when the temperature is less than 45 ℃, the heat exchange tube group 600 is closed; when the temperature is higher than 30 ℃, the heater is switched off; when the temperature is less than 25 ℃, the heater is put in.
Alternatively, as shown in fig. 1, the second cut valve 611, the first cut valve 500, and the oil line are connected by a first tee 510, and the third cut valve 612, the first cut valve 500, and the oil line are connected by a second tee 520.
Optionally, a Y-shaped filter 800 is further disposed between the oil pump 300 and the reduction gearbox 200, and the oil pump 300, the Y-shaped filter 800 and the reduction gearbox 200 are sequentially connected by an oil circuit. The lubricating oil from the reduction box 200 is filtered by the Y-shaped filter 800 and then enters the oil pump 300.
Optionally, a fourth stop valve 810 is further disposed between the Y-shaped filter 800 and the reduction box 200, so as to facilitate replacement and maintenance of the Y-shaped filter 800.
Alternatively, both the second cut-off valve 611 and the third cut-off valve 612 may employ a straight-through cut-off valve.
In addition, the thin oil circulation lubricating system adopting the reduction gearbox 200 of the uncoiler is beneficial to stable operation of recoiling equipment, can save the consumption of lubricating oil, improve the production heat stop accident of the reduction gearbox of the uncoiler, save the huge cost for repairing the reduction gearbox gear and the bearing 130 damaged due to poor lubrication, and has obvious economic benefit and popularization.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A thin oil circulation lubrication system of an uncoiler reduction box is characterized by comprising:
the oil pump is connected with the functional part through an oil way, a double-cylinder net type filter is arranged between the oil pump and the functional part, and a first stop valve is connected between the oil pump and the double-cylinder net type filter through an oil way;
the heat exchange tube group is arranged in the tank body and comprises a hot oil tube and a water cooling tube, one end of the hot oil tube is connected with the oil pump through a second stop valve, and the other end of the hot oil tube is connected with the double-cylinder net type filter through a third stop valve.
2. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler as claimed in claim 1, wherein the water cooling pipe is communicated with a factory circulating water pipe.
3. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler according to claim 1, characterized in that a temperature sensor is further provided, and the temperature sensor is used for monitoring the temperature in the reduction gearbox.
4. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler according to claim 3, characterized in that the reduction gearbox is further provided with a heater.
5. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler according to claim 1, wherein the second stop valve, the first stop valve and the oil path are connected through a first three-way pipe;
the third stop valve, the first stop valve and the oil path are connected through a second three-way pipe.
6. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler as claimed in claim 1, wherein the functional parts comprise a low-speed stage gear, a high-speed stage gear and a bearing.
7. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler according to claim 1, characterized in that a Y-shaped filter is further arranged between the oil pump and the reduction gearbox, and the oil pump, the Y-shaped filter and the reduction gearbox are sequentially connected by an oil way.
8. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler according to claim 7, characterized in that a fourth stop valve is further arranged between the Y-shaped filter and the reduction gearbox.
9. The thin oil circulation lubrication system of the reduction box of the uncoiler according to claim 3, characterized in that the temperature sensor is in signal connection with HMI human-machine picture.
10. The thin oil circulation lubrication system of the reduction gearbox of the uncoiler as claimed in claim 1, wherein the second stop valve and the third stop valve are straight-through stop valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121039410.9U CN215891045U (en) | 2021-05-14 | 2021-05-14 | Thin oil circulation lubricating system of uncoiler reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121039410.9U CN215891045U (en) | 2021-05-14 | 2021-05-14 | Thin oil circulation lubricating system of uncoiler reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215891045U true CN215891045U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121039410.9U Active CN215891045U (en) | 2021-05-14 | 2021-05-14 | Thin oil circulation lubricating system of uncoiler reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215891045U (en) |
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2021
- 2021-05-14 CN CN202121039410.9U patent/CN215891045U/en active Active
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