Static pressure lubricating device for ball mill

Abstract

The utility model provides a static pressure lubrication device for a ball mill, which relates to the field of ball mill static pressure lubrication equipment, and comprises an oil tank, one side of the top of the oil tank is provided with an oil conveying assembly, the oil conveying assembly comprises two groups of high pressure conveying assemblies and two groups of low pressure conveying assemblies, the high-pressure conveying assembly is located at the front end of one side of the top of the oil tank. By arranging the oil tank, the oil conveying assembly and the hydraulic energy accumulator, the ball mill can be lubricated, the high-pressure conveying assembly is used for lubricating high-pressure equipment of the ball mill, and the low-pressure conveying assembly is used for lubricating low-pressure equipment of the ball mill, so that the lubricating effect of the ball mill can be guaranteed, and the service life of the ball mill is prolonged. And by arranging the oil return filter and the cooling assembly, the effects of filtering and cooling used lubricating oil are achieved, and the use efficiency of the lubricating equipment is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the field of static pressure lubrication equipment for ball mills, in particular to a static pressure lubrication device for ball mills. Background Art

[0002] The hydrostatic lubrication device is a lubrication system, which is mainly composed of an oil pump, an oil tank, a pressure control valve, an oil pipeline and lubricating parts. It forms a lubricating film between mechanical parts through hydraulic pressure to reduce friction, wear and heat, thereby extending the service life of the equipment and improving efficiency. The hydrostatic lubrication system is usually used in high-speed, high-precision and heavy-load mechanical equipment, such as machine tools, hydraulic equipment, aircraft engines, hydraulic cylinders, etc. The ball mill usually needs to use a hydrostatic lubrication device during operation to reduce friction, reduce energy consumption and extend the service life of the equipment.

[0003] According to the Chinese patent application number: 202020108923.X, a lubricating oil spray device for a ball mill is disclosed, including a base, an oil storage tank, an oil injection pipe, an oil pipe, an oil spray head, a control valve, a support plate, a telescopic scale, a ruler, a floating head, a storage plate and a bearing plate, which is convenient for oil injection and lubrication of the gears of the ball mill to increase efficiency, and can visually observe the oil amount of the oil spray device, so as to facilitate the user to operate;

[0004] The prior art effectively solves the problem that the ball mill lubrication device cannot discharge the grinding debris and impurities on the tooth surface during use, cannot guarantee the oil quality and oiliness, and deteriorates the lubrication conditions. It has the advantage of being easy to use. However, due to the problem of the operating pressure of the ball mill, the static pressure lubrication device has a poor lubrication effect on the ball mill, thereby affecting the use efficiency of the lubrication device.

[0005] In summary, the utility model provides a static pressure lubrication device for a ball mill to solve the above problems. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] A static pressure lubrication device for a ball mill, comprising an oil tank, an oil delivery assembly is arranged on one side of the top of the oil tank, the oil delivery assembly comprises a high-pressure delivery assembly and a low-pressure delivery assembly, the high-pressure delivery assembly and the low-pressure delivery assembly are both provided with two groups, and are arranged up and down, the high-pressure delivery assembly is located at the front end of one side of the top of the oil tank, and the low-pressure delivery assembly is located at the rear end of one side of the top of the oil tank, the high-pressure delivery assembly comprises a high-pressure motor, a high-pressure pump, a first oil delivery pipe and an overflow valve, the low-pressure delivery assembly comprises a low-pressure motor, a low-pressure pump, a second oil delivery pipe and a one-way valve, the oil delivery assembly is used to extract lubricating oil, a return oil filter is installed at the rear end of the top of the oil tank, the return oil filter is used to filter the lubricating oil, a cooling assembly is arranged on the other side of the top of the oil tank, the cooling assembly is used to cool the lubricating oil, a hydraulic accumulator is fixedly connected to the front of the oil tank, the hydraulic accumulator is used to store hydraulic energy, and a return pipe is connected to one side of the oil tank, the return pipe is used to return the lubricating oil.

[0008] Furthermore, in the utility model, the output shaft of the high-voltage motor is drivingly connected to the input shaft of the high-pressure pump, one end of the first oil pipeline is connected to the outlet of the high-pressure pump, and the overflow valve is installed on the surface of the first oil pipeline.

[0009] Furthermore, in the utility model, the output shaft of the low-pressure motor is drivingly connected to the input shaft of the low-pressure pump, one end of the second oil pipeline is connected to the outlet of the low-pressure pump, and the one-way valve is installed on the surface of the second oil pipeline.

[0010] Furthermore, in the utility model, the cooling assembly includes a water cooler, a liquid level gauge, a water outlet pipe, a water inlet pipe and a solenoid valve, the water outlet pipe is connected to the water outlet of the water cooler, the water inlet pipe is connected to the water inlet of the water cooler, and the solenoid valve is installed on the surface of the water inlet pipe.

[0011] Furthermore, in the utility model, the liquid level gauge is installed on the surface of the water cooler, the water cooler is fixedly connected to the oil tank, the oil inlet of the water cooler is connected to the oil outlet of the return oil filter, and the oil outlet of the water cooler is connected to the reflux pipe through a connecting pipe.

[0012] Furthermore, in the utility model, a heater is provided on one side of the oil tank, and a thermistor is provided on the other side of the oil tank. The heater is used to heat the temperature of the lubricating oil, and the thermistor is used to monitor the temperature of the lubricating oil. A junction box is also provided on the front side of the oil tank.

[0013] Beneficial effects: The utility model has the following beneficial effects:

[0014] The utility model provides lubrication for the ball mill by arranging an oil tank, an oil delivery component and a hydraulic accumulator, wherein the oil tank is used for storing lubricating oil, the oil delivery component and the hydraulic accumulator are used for delivering lubricating oil, the high-pressure delivery component is used for providing lubrication for the high-pressure equipment of the ball mill, and the low-pressure delivery component is used for providing lubrication for the low-pressure equipment of the ball mill, thereby ensuring the lubrication effect of the ball mill, and by arranging an oil return filter and a cooling component, the used lubricating oil can be filtered and cooled, thereby enabling the lubricating oil to be recycled, thereby reducing the use cost and effectively improving the use efficiency of the lubricating equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is a side view structural schematic diagram of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the utility model from top view;

[0018] Figure 4 It is a schematic diagram of the working principle of the utility model.

[0019] In the figure:

[0020] 1. Oil tank; 2. Oil delivery assembly; 21. High-pressure delivery assembly; 211. High-pressure motor; 212. High-pressure pump; 213. First oil pipeline; 214. Overflow valve; 22. Low-pressure delivery assembly; 221. Low-pressure motor; 222. Low-pressure pump; 223. Second oil pipeline; 224. Check valve; 3. Return oil filter; 4. Cooling assembly; 401. Water cooler; 402. Liquid level gauge; 403. Water outlet pipe; 404. Water inlet pipe; 405. Solenoid valve; 5. Hydraulic accumulator; 6. Junction box; 7. Thermal resistor; 8. Heater; 9. Return pipe. DETAILED DESCRIPTION

[0021] In order to better understand the technical content of the utility model, specific embodiments are cited and described as follows in conjunction with the accompanying drawings. In this disclosure, various aspects of the utility model are described with reference to the accompanying drawings, and many illustrative embodiments are shown in the accompanying drawings. The embodiments of the present disclosure are not necessarily defined to include all aspects of the utility model. It should be understood that the various concepts and embodiments introduced above, as well as those described in more detail below, can be implemented in any of many ways, because the concepts and embodiments disclosed in the utility model are not limited to any implementation method. In addition, some aspects disclosed in the utility model can be used alone, or used in any appropriate combination with other aspects disclosed in the utility model.

[0022] Example 1

[0023] like Figure 1-4 As shown in the figure, it is the first embodiment of the utility model, which provides a static pressure lubrication device for a ball mill, including an oil tank 1, an oil delivery assembly 2 is arranged on one side of the top of the oil tank 1, and the oil delivery assembly 2 includes a high-pressure delivery assembly 21 and a low-pressure delivery assembly 22. The high-pressure delivery assembly 21 and the low-pressure delivery assembly 22 are both provided with two groups, and are arranged up and down. The high-pressure delivery assembly 21 is located at the front end of one side of the top of the oil tank 1, and the low-pressure delivery assembly 22 is located at the rear end of one side of the top of the oil tank 1. The high-pressure delivery assembly 21 includes a high-pressure motor 211, a high-pressure pump 212, and a first oil delivery assembly 21. Pipe 213 and overflow valve 214, the low-pressure delivery component 22 includes a low-pressure motor 221, a low-pressure pump 222, a second oil delivery pipe 223 and a one-way valve 224, the oil delivery component 2 is used to extract lubricating oil, a return oil filter 3 is installed at the rear end of the top of the oil tank 1, the return oil filter 3 is used to filter the lubricating oil, a cooling component 4 is arranged on the other side of the top of the oil tank 1, the cooling component 4 is used for cooling the lubricating oil, a hydraulic accumulator 5 is fixedly connected to the front of the oil tank 1, the hydraulic accumulator 5 is used to store hydraulic energy, and a return pipe 9 is connected to one side of the oil tank 1, and the return pipe 9 is used to return the lubricating oil.

[0024] like Figure 1-4 As shown, the oil tank 1 is used to store lubricating oil, the high-voltage motor 211 drives the high-voltage pump 212 to rotate, and the oil inlet of the high-voltage pump 212 is connected to the oil tank 1 through a connecting pipe, so that the high-voltage pump 212 can extract the lubricating oil from the inner cavity of the oil tank 1, and the hydraulic accumulator 5 is used to pressurize the lubricating oil delivered by the high-voltage delivery component 21, and the relief valve 214 can set the pressure value to prevent the pressure from being too high. The lubricating oil is delivered to the high-voltage equipment of the ball mill through the first oil delivery pipe 213 and provides lubrication effect thereto. The output shaft of the low-voltage motor 221 drives the low-voltage pump 222 to rotate, and the oil inlet of the low-voltage pump 222 is connected to the oil tank 1 through a connecting pipe. It is connected to the oil tank 1 so that the low-pressure pump 222 can transport the lubricating oil in the inner cavity of the oil tank 1 to the low-pressure equipment of the ball mill through the second oil delivery pipe 223 and provide lubrication thereto. The one-way valve 224 can prevent the lubricating oil in the inner cavity of the second oil delivery pipe 223 from flowing back. The used lubricating oil enters the inner cavity of the return oil filter 3 through the pipeline. The return oil filter 3 can filter the lubricating oil. The filtered lubricating oil enters the inner cavity of the cooling component 4 through the pipeline. The cooling component 4 can cool the lubricating oil. The cooled lubricating oil flows back to the inner cavity of the oil tank 1 through the reflux pipe 9 for recycling.

[0025] Example 2

[0026] 1-4 is a second embodiment of the present utility model, and this embodiment is based on the previous embodiment.

[0027] In this embodiment, the output shaft of the high-voltage motor 211 is drivingly connected to the input shaft of the high-pressure pump 212 , one end of the first oil pipe 213 is connected to the outlet of the high-pressure pump 212 , and the overflow valve 214 is installed on the surface of the first oil pipe 213 .

[0028] The output shaft of the low-pressure motor 221 is drivingly connected to the input shaft of the low-pressure pump 222 . One end of the second oil pipeline 223 is connected to the outlet of the low-pressure pump 222 . The one-way valve 224 is installed on the surface of the second oil pipeline 223 .

[0029] The cooling assembly 4 includes a water cooler 401, a liquid level meter 402, a water outlet pipe 403, a water inlet pipe 404 and a solenoid valve 405. The water outlet pipe 403 is connected to the water outlet of the water cooler 401, the water inlet pipe 404 is connected to the water inlet of the water cooler 401, and the solenoid valve 405 is installed on the surface of the water inlet pipe 404.

[0030] The liquid level meter 402 is installed on the surface of the water cooler 401, the water cooler 401 is fixedly connected to the oil tank 1, the oil inlet of the water cooler 401 is connected to the oil outlet of the return oil filter 3, and the oil outlet of the water cooler 401 is connected to the reflux pipe 9 through a connecting pipe.

[0031] A heater 8 is also provided on one side of the oil tank 1 , and a thermal resistor 7 is provided on the other side of the oil tank 1 . The heater 8 is used to heat the temperature of the lubricating oil, and the thermal resistor 7 is used to monitor the temperature of the lubricating oil. A junction box 6 is also provided on the front side of the oil tank 1 .

[0032] like Figure 1-4 As shown, the thermal resistor 7 is used to monitor the temperature of the lubricating oil. In winter, the lubricating oil can be heated by the heater 8 to ensure the fluidity of the lubricating oil. The junction box 6 is used to provide installation space and protection space for the connecting line. The surfaces of the first oil pipeline 213, the second oil pipeline 223, the water outlet pipe 403 and the water inlet pipe 404 are all provided with pressure gauges. The pressure gauges can be used to conveniently observe the pressures of the lubricating oil and cooling water. The water cooler 401 is used to cool the refluxed lubricating oil. The water inlet pipe 404 and the water outlet pipe 403 can provide circulation for the cooling water. The solenoid valve 405 is used to control the water inlet amount. The liquid level meter 402 is used to display the cooling water amount of the water cooler 401, which can conveniently replenish the cooling water.

[0033] When in use, the oil tank 1 is used to store lubricating oil, the high-voltage motor 211 drives the high-voltage pump 212 to rotate, and the oil inlet of the high-voltage pump 212 is connected to the oil tank 1 through a connecting pipe, so that the high-voltage pump 212 can extract the lubricating oil from the inner cavity of the oil tank 1, and the hydraulic accumulator 5 is used to pressurize the lubricating oil delivered by the high-pressure delivery component 21. The relief valve 214 can set the pressure value to prevent the pressure from being too high. The lubricating oil is delivered to the high-pressure equipment of the ball mill through the first oil delivery pipe 213 and provides lubrication effect thereto. The output shaft of the low-voltage motor 221 drives the low-pressure pump 222 to rotate, and the oil inlet of the low-pressure pump 222 is connected to the oil tank 1 through a connecting pipe. The pipe is connected with the oil tank 1, so that the low-pressure pump 222 can transport the lubricating oil in the inner cavity of the oil tank 1 to the low-pressure equipment of the ball mill through the second oil delivery pipe 223 and provide lubrication thereto. The one-way valve 224 can prevent the lubricating oil in the inner cavity of the second oil delivery pipe 223 from flowing back. The used lubricating oil enters the inner cavity of the return oil filter 3 through the pipe. The return oil filter 3 can filter the lubricating oil. The filtered lubricating oil enters the inner cavity of the cooling component 4 through the pipe. The cooling component 4 can cool the lubricating oil. The cooled lubricating oil flows back to the inner cavity of the oil tank 1 through the reflux pipe 9 for recycling.

[0034] The standard parts used in this application document can all be purchased from the market and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control method is automatic control through a controller. The control circuit of the controller can be implemented through simple programming by technicians in this field, which is common knowledge in the field. This application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0035] Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. A person with ordinary knowledge in the technical field to which the present invention belongs may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be determined by the definition of the claims.

Claims

1. A static pressure lubrication device for a ball mill, comprising an oil tank (1), characterized in that: An oil delivery assembly (2) is provided on one side of the top of the oil tank (1), and the oil delivery assembly (2) comprises a high-pressure delivery assembly (21) and a low-pressure delivery assembly (22). The high-pressure delivery assembly (21) and the low-pressure delivery assembly (22) are each provided in two groups and arranged in an up-and-down manner. The high-pressure delivery assembly (21) is located at the front end of one side of the top of the oil tank (1), and the low-pressure delivery assembly (22) is located at the rear end of one side of the top of the oil tank (1). The high-pressure delivery assembly (21) comprises a high-pressure motor (211), a high-pressure pump (212), a first oil delivery pipe (213), and a relief valve (214). The low-pressure delivery assembly (22) comprises a low-pressure motor (221), a low-pressure pump (22 2), a second oil delivery pipe (223) and a one-way valve (224), the oil delivery component (2) is used to extract lubricating oil, a return oil filter (3) is installed at the rear end of the top of the oil tank (1), and the return oil filter (3) is used to filter the lubricating oil, a cooling component (4) is arranged on the other side of the top of the oil tank (1), and the cooling component (4) is used to cool the lubricating oil, a hydraulic accumulator (5) is fixedly connected to the front of the oil tank (1), and the hydraulic accumulator (5) is used to store hydraulic energy, and the hydraulic accumulator (5) is connected to the first oil delivery pipe (213) through a connecting pipe, and a return pipe (9) is connected to one side of the oil tank (1), and the return pipe (9) is used to return the lubricating oil.

2. The static pressure lubrication device for a ball mill according to claim 1, characterized in that: The output shaft of the high-voltage motor (211) is drivingly connected to the input shaft of the high-voltage pump (212), one end of the first oil delivery pipe (213) is connected to the outlet of the high-voltage pump (212), and the overflow valve (214) is installed on the surface of the first oil delivery pipe (213).

3. The static pressure lubrication device for a ball mill according to claim 1, characterized in that: The output shaft of the low-pressure motor (221) is drivingly connected to the input shaft of the low-pressure pump (222), one end of the second oil delivery pipe (223) is connected to the outlet of the low-pressure pump (222), and the one-way valve (224) is installed on the surface of the second oil delivery pipe (223).

4. The static pressure lubrication device for a ball mill according to claim 1, characterized in that: The cooling assembly (4) comprises a water cooler (401), a liquid level meter (402), a water outlet pipe (403), a water inlet pipe (404) and a solenoid valve (405); the water outlet pipe (403) is connected to the water outlet of the water cooler (401); the water inlet pipe (404) is connected to the water inlet of the water cooler (401); and the solenoid valve (405) is installed on the surface of the water inlet pipe (404).

5. The static pressure lubrication device for a ball mill as claimed in claim 4, characterized in that: The liquid level meter (402) is installed on the surface of the water cooler (401); the water cooler (401) is fixedly connected to the oil tank (1); the oil inlet of the water cooler (401) is connected to the oil outlet of the oil return filter (3); and the oil outlet of the water cooler (401) is connected to the return pipe (9) through a connecting pipe.

6. The static pressure lubrication device for a ball mill according to claim 1, characterized in that: A heater (8) is also provided on one side of the oil tank (1), and a thermal resistor (7) is provided on the other side of the oil tank (1). The heater (8) is used to heat the temperature of the lubricating oil, and the thermal resistor (7) is used to monitor the temperature of the lubricating oil. A junction box (6) is also provided on the front side of the oil tank (1).

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