Quantitative lubricating oil adding equipment for electrically-driven high-speed bearing of new energy commercial vehicle

Abstract

The utility model relates to quantitative lubricating oil adding equipment for an electrically-driven high-speed bearing of a new energy commercial vehicle, and belongs to the technical field of bearing machining. The quantitative lubricating oil adding equipment comprises an oil storage tank and a workbench arranged at the bottom end of the oil storage tank; the quantitative adding mechanism comprises a support, an oil storage chamber, an air cylinder, a glue inlet pipe, a glue outlet pipe, a servo linear guide rail sliding table and a glue outlet nozzle. By arranging the oil storage chamber, the piston and the air cylinder and cooperating with the two one-way valves, negative pressure can be formed in the oil storage chamber so that quantitative lubricating oil can be adsorbed, then the lubricating oil is squeezed into the bearing under the action of the air cylinder, it can be guaranteed that quantitative lubricating oil is added to the bearing every time so that the quality of the bearing can be guaranteed, and the labor intensity of workers is relieved; and the production efficiency is improved.

Description

Technical Field

[0001] This application relates to the technical field of bearing processing, and particularly to a lubricating oil quantitative filling device for the electric drive high-speed bearings of new energy commercial vehicles. Background Technique

[0002] Currently, for the electric drive high-speed bearings of new energy commercial vehicles, during the processing, lubricating oil needs to be filled into the bearings. In the prior art, generally, workers manually press the switch of the oil storage tank to inject the lubricating oil into the bearings. It is not easy for workers to manually control the filling amount of the lubricating oil, and it is easy to overfill or underfill, thus affecting the quality of the high-speed bearings. Content of the Utility Model

[0003] The purpose of this application is to provide a lubricating oil quantitative filling device for the electric drive high-speed bearings of new energy commercial vehicles to solve the problems raised in the above background technique.

[0004] To achieve the above purpose, this application provides a lubricating oil quantitative filling device for the electric drive high-speed bearings of new energy commercial vehicles, adopting the following technical solutions:

[0005] A lubricating oil quantitative filling device for the electric drive high-speed bearings of new energy commercial vehicles includes an oil storage tank and a workbench arranged at the bottom end of the oil storage tank. A quantitative filling mechanism is connected to the bottom of the oil storage tank. The quantitative filling mechanism includes a bracket, an oil storage chamber, a cylinder, a glue inlet pipe, a glue outlet pipe, a servo linear guide slide table and a glue outlet nozzle. The bracket is fixed on the side wall of the oil storage tank, the oil storage chamber is fixed on the bracket, the cylinder is arranged at the top of the oil storage chamber and is vertically fixed on the side wall of the oil storage tank. The oil storage chamber is a structure with an open top end. A piston is movably arranged in the oil storage chamber. The piston is fixed at the end of the output shaft of the cylinder and is driven by the cylinder to move up and down. The bottom end of the oil storage chamber is respectively connected to the glue inlet pipe and the glue outlet pipe. One end of the glue inlet pipe is connected to the bottom end of the oil storage tank. A first one-way valve is arranged in the glue inlet pipe, and the flow direction of the first one-way valve is towards the oil storage chamber. A second one-way valve is arranged in the glue outlet pipe, and the flow direction of the second one-way valve is away from the oil storage chamber;

[0006] The servo linear guide slide table is fixed on the side wall of the oil storage tank. An installation frame is fixed on the slide table of the servo linear guide slide table. The glue outlet nozzle is detachably fixed on the installation frame, and the glue outlet pipe is connected to the glue outlet nozzle.

[0007] A positioning groove for placing the bearing is formed on the surface of the workbench, and the glue outlet nozzle is correspondingly arranged above the positioning groove.

[0008] The glue outlet nozzle includes an annular body and a connecting body. A relief groove is provided at the bottom end of the annular body corresponding to the position of the bearing ball. Flow channels are provided inside both the connecting body and the annular body. An inlet nozzle is provided at the top end of the connecting body, and the inlet nozzle is communicated with the glue outlet pipe.

[0009] Preferably, in order to ensure a good sealing effect between the piston and the inner wall of the oil storage chamber, a plurality of annular grooves are provided on the circumferential side of the piston, and sealing rings are installed in the annular grooves.

[0010] Preferably, in order to prevent dust from entering the oil storage chamber, a top cover is screwed to the top of the oil storage chamber. The piston rod of the cylinder penetrates through the top cover, and a breather valve is connected to the top cover.

[0011] Preferably, in order to facilitate the staff to see the suction amount of the lubricating oil, the oil storage chamber is made of a transparent material, and a scale bar is provided on the surface of the oil storage chamber.

[0012] In summary, the present application includes at least one of the following beneficial technical effects: The lubricating oil quantitative filling device for the electric drive high-speed bearing of the new energy commercial vehicle can form a negative pressure in the oil storage chamber to adsorb a quantitative lubricating oil by setting an oil storage chamber, a piston and a cylinder, and cooperating with two one-way valves. Then, under the action of the cylinder, it is squeezed into the bearing. This can not only ensure that a quantitative lubricating oil is filled into the bearing each time to guarantee the quality of the bearing, but also reduce the labor intensity of the staff, thereby improving production efficiency. Description of the Drawings

[0013] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the present application.

[0014] Figure 2 It is a schematic diagram of the structure of the embodiment of the present application in the state of hiding the top cover.

[0015] Description of the reference numerals: 1. Oil storage tank; 2. Workbench; 21. Positioning groove; 3. Bracket; 4. Oil storage chamber; 41. Piston; 42. Sealing ring; 5. Cylinder; 6. Glue inlet pipe; 61. First one-way valve; 7. Glue outlet pipe; 71. Second one-way valve; 8. Servo linear guide slide; 81. Mounting frame; 9. Glue outlet nozzle; 91. Annular body; 911. Relief groove; 92. Connecting body; 10. Top cover. Detailed Description of the Embodiment

[0016] The following is a further detailed description of the present application in conjunction with the attached Figure 1-2 to the present application.

[0017] The embodiment of the present application discloses a lubricating oil quantitative filling device for the electric drive high-speed bearing of a new energy commercial vehicle. Refer to Figure 1-2, including an oil storage tank 1 and a workbench 2 arranged at the bottom of the oil storage tank 1, the bottom of the oil storage tank 1 is connected with a quantitative loading mechanism, the quantitative loading mechanism includes a bracket 3, an oil storage chamber 4, a cylinder 5, a rubber inlet pipe 6, a rubber outlet pipe 7, a servo linear guide slide 8 and a rubber outlet nozzle 9, the bracket 3 is fixed on the side wall of the oil storage tank 1, the oil storage chamber 4 is fixed on the bracket 3, the oil storage chamber 4 is made of transparent material, and a scale bar is arranged on the surface of the oil storage chamber 4, the cylinder 5 is arranged on the top of the oil storage chamber 4, and the cylinder 5 is vertically fixed on the side wall of the oil storage tank 1, and the oil storage chamber 4 is a structure with an opening at the top A piston 41 is movably arranged in the oil storage chamber 4. The piston 41 is fixed to the end of the output shaft of the cylinder 5 and is driven by the cylinder 5 to move up and down. A plurality of annular grooves are arranged around the piston 41. A sealing ring 42 is installed in the annular groove. A rubber inlet pipe 6 and a rubber outlet pipe 7 are connected to the bottom end of the oil storage chamber 4. One end of the rubber inlet pipe 6 is connected to the bottom end of the oil storage tank 1. A first one-way valve 61 is arranged in the rubber inlet pipe 6. The flow direction of the first one-way valve 61 is toward the oil storage chamber 4. A second one-way valve 71 is arranged in the rubber outlet pipe 7. The flow direction of the second one-way valve 71 is away from the oil storage chamber 4.

[0018] The servo linear guide slide 8 is fixed on the side wall of the oil storage tank 1 , a mounting frame 81 is fixed on the slide of the servo linear guide slide 8 , a glue outlet nozzle 9 is detachably fixed on the mounting frame 81 , and a glue outlet pipe 7 is connected to the glue outlet nozzle 9 .

[0019] Reference Figure 1 A positioning groove 21 for placing the bearing is provided on the surface of the workbench 2, and the glue nozzle 9 is correspondingly arranged at the top of the positioning groove 21. The glue nozzle 9 includes an annular body 91 and a connecting body 92. A clearance groove 911 is provided at the bottom of the annular body 91 corresponding to the position of the bearing ball. Both the connecting body 92 and the annular body 91 are provided with flow channels. A glue inlet is provided at the top of the connecting body 92, and the glue inlet is connected to the glue outlet pipe 7.

[0020] Reference Figure 1 In order to prevent dust from entering the oil storage chamber 4, a top cover 10 is screwed on the top of the oil storage chamber 4, and the piston 41 rod of the cylinder 5 passes through the top cover 10, and a breathable valve is connected to the top cover 10.

[0021] The implementation principle of the device for quantitatively adding lubricating oil for electric drive high-speed bearings of new energy commercial vehicles in the embodiment of the present application is as follows:

[0022] The staff places the bearing in the positioning groove 21. Before that, the air cylinder 5 drives the piston 41 to move upward to a set distance. The space in the oil storage chamber 4 below the piston 41 is in negative pressure, and the lubricating oil in the oil storage tank 1 is adsorbed into the oil storage chamber 4. (When the piston 41 moves the same distance, the amount of oil adsorbed each time is the same). When injecting oil, the servo linear guideway slider 8 drives the glue outlet nozzle 9 to abut against the bearing. The air cylinder 5 extends to push the piston 41 to move downward. The quantified lubricating oil in the oil storage chamber 4 is squeezed into the glue outlet nozzle 9 through the glue outlet pipe 7 and then evenly squeezed into the bearing. The installation is relatively uniform, and the quantified lubricating oil can provide a better lubrication effect for the bearing.

[0023] The above are all the preferred embodiments of the present application, and the protection scope of the present application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A lubricating oil quantitative filling device for an electric drive high-speed bearing of a new energy commercial vehicle, comprising an oil storage tank (1) and a workbench (2) arranged at the bottom of the oil storage tank (1), and a quantitative filling mechanism is connected to the bottom of the oil storage tank (1), and it is characterized in that: The quantitative loading mechanism comprises a bracket (3), an oil storage chamber (4), a cylinder (5), a rubber inlet pipe (6), a rubber outlet pipe (7), a servo linear guide slide (8) and a rubber outlet nozzle (9); the bracket (3) is fixed on the side wall of the oil storage tank (1); the oil storage chamber (4) is fixed on the bracket (3); the cylinder (5) is arranged on the top of the oil storage chamber (4), and the cylinder (5) is vertically fixed on the side wall of the oil storage tank (1); the oil storage chamber (4) is a structure with an open top; a piston (41) is movably arranged in the oil storage chamber (4); The piston (41) is fixed to the end of the output shaft of the cylinder (5), and the cylinder (5) drives the piston (41) to move up and down. The bottom end of the oil storage chamber (4) is respectively connected to a rubber inlet pipe (6) and a rubber outlet pipe (7). One end of the rubber inlet pipe (6) is connected to the bottom end of the oil storage tank (1). A first one-way valve (61) is arranged in the rubber inlet pipe (6), and the flow direction of the first one-way valve (61) is toward the oil storage chamber (4). A second one-way valve (71) is arranged in the rubber outlet pipe (7), and the flow direction of the second one-way valve (71) is away from the oil storage chamber (4). The servo linear guide slide (8) is fixed on the side wall of the oil storage tank (1), a mounting frame (81) is fixed on the slide of the servo linear guide slide (8), the glue outlet nozzle (9) is detachably fixed on the mounting frame (81), and the glue outlet hose (7) is connected to the glue outlet nozzle (9).

2. The lubricating oil quantitative addition device for the electric drive high-speed bearing of the new energy commercial vehicle according to claim 1, characterized in that: The surface of the workbench (2) is provided with a positioning groove (21) for placing the bearing, and the glue outlet nozzle (9) is correspondingly arranged at the top of the positioning groove (21).

3. The lubricating oil quantitative adding device for the electric drive high-speed bearing of the new energy commercial vehicle according to claim 2, wherein: The glue outlet nozzle (9) comprises an annular body (91) and a connecting body (92); a clearance groove (911) is provided at the bottom end of the annular body (91) corresponding to the position of the bearing ball; flow channels are provided inside the connecting body (92) and the annular body (91); a glue inlet is provided at the top end of the connecting body (92); and the glue inlet is connected to the glue outlet pipe (7).

4. The lubricating oil quantitative addition device for the electric drive high-speed bearing of a new energy commercial vehicle according to claim 1, wherein: The piston (41) is provided with a plurality of annular grooves on its circumference, and a sealing ring (42) is installed in the annular groove.

5. The lubricating oil quantitative addition device for the electric drive high-speed bearing of a new energy commercial vehicle according to claim 1, wherein: A top cover (10) is screwed onto the top of the oil storage chamber (4), a piston (41) rod of the cylinder (5) passes through the top cover (10), and a breathable valve is connected to the top cover (10).

6. The lubricating oil quantitative addition device for the electric drive high-speed bearing of a new energy commercial vehicle according to claim 1, wherein: The oil storage chamber (4) is made of transparent material, and a scale bar is arranged on the surface of the oil storage chamber (4).

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