Supporting plate oil way lubricating system

Abstract

The utility model discloses a supporting plate oil way lubricating system which comprises a supporting plate. The overflow groove and the oil return groove are formed in the side face, making contact with the sliding base, of the supporting plate, and the circulating pump and the oil tank supply oil to the overflow groove and the oil return groove in a circulating mode. The overflow groove and the oil return groove are designed to be in cambered surface transition; an oil inlet channel for supplying oil to the overflow groove is formed in the supporting plate; an oil return channel used for pumping out lubricating oil in the oil return groove is formed in the supporting plate. Lubricating oil in the oil tank is injected into the oil inlet channel through the circulating pump, then the lubricating oil flows downwards along the cambered surface of the side wall of the supporting plate through the overflow groove communicating with the oil inlet channel till entering the oil return groove, in order to prevent excessive overflow oil in the oil return groove, the oil return channel communicates with the bottom of the oil return groove, and therefore the oil return efficiency is improved. The oil is fed into the oil tank through the circulating pump; therefore, a lubricating oil film is continuously and circularly formed on the cambered surface structure between the overflow groove and the oil return groove.

Description

Technical Field

[0001] The utility model relates to the technical field of lubrication of machine tool support plates, in particular to a support plate oil circuit lubrication system. Background Art

[0002] Conventional CNC machine tools can logically process programs specified by control codes or other symbolic instructions, decode them, express them in coded numbers, input them into the CNC device through information carriers, and after calculation and processing, the CNC device sends various control signals to control the action of the machine tool, and automatically process parts according to the shape and size required by the drawing. The pallet can guide the trajectory of the tool holder on the CNC machine tool;

[0003] However, when the support plate is lubricating between the tool holders, the lubricating oil in the lubrication box slowly decreases during use, resulting in a slow decrease in the output of the lubricating oil, which reduces the output of the lubricating oil on the contact surface between the support plate and the tool holder and reduces the lubrication effect.

[0004] Based on this, it is urgent to design a pallet oil circuit lubrication system that can continuously provide lubricating oil. Utility Model Content

[0005] The utility model aims to provide a pallet oil circuit lubrication system to solve the problem that the lubricating oil in the conventional pallet oil circuit cannot be supplied in a continuous cycle.

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

[0007] The utility model provides a pallet oil lubrication system, comprising a pallet; an overflow groove and an oil return groove are provided on a side surface of the pallet in contact with a slide seat, and a circulating pump and an oil tank for cyclically supplying oil to the overflow groove and the oil return groove;

[0008] The overflow groove and the oil return groove are designed to be an arc surface transition; and a cross-shaped slot is formed on the outside of the overflow groove to facilitate the positioning of the slide seat;

[0009] An oil inlet channel for supplying oil to the overflow tank is provided in the support plate;

[0010] An oil return passage for extracting lubricating oil from the oil return groove is provided in the support plate;

[0011] The oil outlet end of the circulation pump is connected to the oil inlet channel, the oil outlet end of the oil return channel is connected to the oil tank, and the oil tank is connected to the circulation pump.

[0012] Furthermore, the support plate is an inverted π-shaped structure, a slide seat is slidably arranged on the support plate, and the horizontal extension and retraction is adjusted by a screw and a screw motor arranged on the support plate; wherein a slide seat is designed on the support plate to facilitate the limited sliding of the slide seat.

[0013] Furthermore, both ends of the lead screw are arranged on the support plate through bearing seats, and the bottom of the slide is arranged on the lead screw through a lead screw nut, and is driven to rotate by the lead screw motor; wherein the lead screw is driven to rotate by the lead screw motor, and then the lead screw and the lead screw nut located at the bottom of the slide are used to drive the slide to slide on the support plate, wherein the support plate serves as a limiting track for the slide.

[0014] Furthermore, the oil inlet channel is located above the oil return channel, wherein the oil inlet channel is connected to the overflow groove through a plurality of overflow pipes; wherein lubricating oil can be continuously provided to the overflow groove, and the lubricating oil is flowed along the supporting surface of the slide toward the oil return channel through overflow, so as to lubricate the contact surface between the entire support plate and the slide, thereby ensuring the lubrication performance between the slide and the support plate.

[0015] Furthermore, the oil return groove is connected to the oil return channel through a plurality of return pipes, wherein the lubricating oil received in the oil return groove can be discharged into the oil tank in time to prevent leakage of the lubricating oil.

[0016] Furthermore, the inner diameter of the return pipe is larger than the inner diameter of the overflow pipe.

[0017] Compared with the prior art, the beneficial technical effects of the utility model are:

[0018] In the present application, the lubricating oil in the oil tank is injected into the oil inlet channel through a circulating pump, and then the lubricating oil flows downward along the arc surface of the side wall of the support plate through an overflow groove connected to the oil inlet channel until it enters the oil return groove. In order to prevent excessive overflow of oil in the oil return groove, the bottom of the oil return groove is also connected through an oil return channel, and is sent into the oil tank through a circulating pump; thereby continuously and cyclically forming a lubricating oil film on the arc surface structure between the overflow groove and the oil return groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model will be further described below in conjunction with the accompanying drawings.

[0020] Figure 1 This is a schematic diagram of the application structure of the pallet oil circuit lubrication system of the utility model;

[0021] Figure 2 This is a schematic diagram of the support plate structure of the support plate oil circuit lubrication system of the utility model;

[0022] Figure 3It is a schematic diagram of the cross section of the pallet of the pallet oil circuit lubrication system of the utility model.

[0023] Explanation of the reference numerals: 1. support plate; 11. oil inlet channel; 111. overflow pipe; 12. oil return channel; 121. return pipe; 13. overflow groove; 14. oil return groove; 2. slide seat; 3. screw; 4. screw motor. DETAILED DESCRIPTION

[0024] This embodiment discloses a pallet oil lubrication system, including a pallet 1; an overflow groove 13 and an oil return groove 14 provided on a side of the pallet 1 in contact with a slide 2, and a circulating pump and an oil tank for cyclically supplying oil to the overflow groove 13 and the oil return groove 14;

[0025] The overflow groove 13 and the oil return groove 14 are designed to be an cambered transition; a cross-shaped slot is formed on the outside of the overflow groove 13 to limit the slide 2 and prevent the slide 2 from tipping over; an oil inlet channel 11 is provided in the support plate 1 to supply oil to the overflow groove 13; an oil return channel 12 is provided in the support plate 1 to extract the lubricating oil in the oil return groove 14; the oil outlet end of the circulating pump is connected to the oil inlet channel 11, and the oil outlet end of the oil return channel 12 is connected to the oil tank, and the oil tank is connected to the circulating pump;

[0026] The lubrication principle of the utility model:

[0027] The side wall of the support plate 1 is used as the support surface of the slide seat, and an overflow groove 13 and an oil return groove 14 with a height difference are designed between the support surfaces; wherein the overflow groove 13 is above the oil return groove 14, so that it is convenient to form an oil film on the arc surface structure between the overflow groove 13 and the oil return groove 14, thereby effectively lubricating the slide seat on the support plate 1;

[0028] Specifically, the lubricating oil in the oil tank is injected into the oil inlet channel 11 through a circulating pump, and then the lubricating oil flows downward along the arc surface of the side wall of the support plate 1 through the overflow groove 13 connected to the oil inlet channel 11 until it enters the return oil groove 14. In order to prevent excessive overflow of oil in the return oil groove 14, the bottom of the return oil groove 14 is also connected through the return oil channel 12, and is sent into the oil tank through a circulating pump.

[0029] like Figure 1 As shown, the support plate 1 is an inverted π-shaped structure, a slide seat 2 is slidably mounted on the support plate 1, and the horizontal extension and retraction is adjusted by a lead screw 3 and a lead screw motor 4 installed on the support plate 1.

[0030] Specifically, both ends of the lead screw 3 are installed on the support plate 1 through bearing seats, and the bottom of the slide 2 is set on the lead screw 3 through a lead screw nut, and is driven to rotate by the lead screw motor 4; when in use, the lead screw is driven to rotate by the lead screw motor, and then the lead screw and the lead screw nut located at the bottom of the slide are used to drive the slide to slide on the support plate, wherein the support plate serves as a limiting track for the slide.

[0031] In this embodiment, the oil inlet channel 11 is located above the oil return channel 12, wherein the oil inlet channel 11 is connected to the overflow groove 13 through a plurality of overflow pipes 111; wherein the oil return groove 14 is connected to the oil return channel 12 through a plurality of return pipes 121; wherein the above functions respectively play the effect of evenly distributing the lubricating oil;

[0032] The inner diameter of the return pipe 121 is larger than the inner diameter of the overflow pipe 111, so as to facilitate rapid oil return.

[0033] The above embodiments are only descriptions of the preferred methods of the invention, and are not intended to limit the scope of the invention. Without departing from the design spirit of the invention, various modifications and improvements made to the technical solution of the invention by ordinary technicians in this field should fall within the protection scope of the claims of the invention.

Claims

1. A pallet oil circuit lubrication system, characterized in that: It comprises a support plate (1); an overflow groove (13) and an oil return groove (14) provided on a side surface of the support plate (1) in contact with a slide seat (2); and a circulating pump and an oil tank for cyclically supplying oil to the overflow groove (13) and the oil return groove (14); The overflow groove (13) and the oil return groove (14) are designed to be an arc surface transition; and a cross-shaped slot is formed on the outside of the overflow groove (13) to facilitate the positioning of the slide seat (2); An oil inlet channel (11) for supplying oil to the overflow groove (13) is provided in the support plate (1); An oil return passage (12) for extracting lubricating oil from the oil return groove (14) is provided in the support plate (1); The oil outlet end of the circulation pump is connected to the oil inlet channel (11), and the oil outlet end of the oil return channel (12) is connected to the oil tank, and the oil tank is connected to the circulation pump.

2. The pallet oil circuit lubrication system according to claim 1, characterized in that: The support plate (1) is an inverted π-shaped structure, a slide seat (2) is slidably arranged on the support plate (1), and horizontal extension and retraction is adjusted by a lead screw (3) and a lead screw motor (4) arranged on the support plate (1).

3. The pallet oil circuit lubrication system according to claim 2, characterized in that: The two ends of the lead screw (3) are arranged on the support plate (1) via bearing seats, and the bottom of the slide seat (2) is arranged on the lead screw (3) via a lead screw nut and is driven to rotate by the lead screw motor (4).

4. The pallet oil circuit lubrication system according to claim 1, characterized in that: The oil inlet channel (11) is located above the oil return channel (12), wherein the oil inlet channel (11) is connected to the overflow groove (13) through a plurality of overflow pipes (111).

5. The pallet oil circuit lubrication system according to claim 4, characterized in that: The oil return groove (14) is connected to the oil return channel (12) via a plurality of return pipes (121).

6. The pallet oil circuit lubrication system according to claim 5, characterized in that: The inner diameter of the return pipe (121) is greater than the inner diameter of the overflow pipe (111).

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