Lubricating device for numerical control grinding machine

Abstract

The lubricating device for the numerical control grinding machine comprises a supporting frame, a lubricating mechanism is installed on the supporting frame, the lubricating mechanism is provided with an oil brushing barrel, the outer side of the oil brushing barrel is covered with a collecting frame, and an outlet in the bottom end of the collecting frame is connected with a first hose. Relates to the technical field of numerical control grinding machine lubrication. A collecting frame is arranged on the outer side of an oil brushing barrel, so that the oil brushing barrel is wrapped by the collecting frame, and the purpose of better recovering lubricating oil can be achieved; the telescopic assembly is arranged on the collecting frame, so that the collecting frame can move, the oil brushing barrel can make contact with the to-be-lubricated component, the application range is wide, and lubricating oil can be effectively collected; according to the lubricating oil recycling device, the backflow pipeline assembly is arranged, the filter screen is used for filtering recycled lubricating oil, then the filtered lubricating oil is guided into the lubricating oil tank, and therefore recycling of the lubricating oil is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of lubrication of numerically controlled grinders, in particular to a lubrication device for numerically controlled grinders. Background Art

[0002] The utility model patent with publication number CN217951920U discloses a lubrication device for a CNC grinding machine, including a fixed plate and a bottom plate, a motor is detachably connected to the bottom end of the right side of the fixed plate, a rotating shaft is detachably connected above the motor, a threaded rod is detachably connected above the rotating shaft, a threaded sleeve is detachably connected to the outer side of the threaded rod, a connecting plate is detachably connected to one side of the threaded sleeve, an electric telescopic rod is installed on the outer side of the connecting plate, a fixed frame is installed on one side of the electric telescopic rod, an electric push rod is detachably connected to the inner side of the fixed frame, a connecting sleeve is installed on one side of the electric push rod, a connecting rod is detachably connected to the inner side of the connecting sleeve, a bracket is installed on the outer side of the connecting sleeve, an oil brush cylinder is detachably connected to one side of the bracket, a through hole is opened on the surface of the oil brush cylinder, a pipe B is detachably connected to one side of the oil brush cylinder, and a pump body is installed at one end of the pipe B away from the oil brush cylinder, a pipe A is detachably connected to one side of the pump body, and a box body is detachably connected to one end of the pipe A away from the pump body.

[0003] The above patents have the following deficiencies:

[0004] 1) The collection rack is located below the oil brush barrel and can only collect the lubricating oil dripping from the oil brush barrel. However, the lubricating oil is driven by the pump and sprayed from the through hole on the oil brush barrel, so some of the lubricating oil cannot fall into the collection rack, so the recovery efficiency of the lubricating oil is low;

[0005] 2) The lubricating oil recovered by the collection box cannot be introduced into the box body, so the recovered lubricating oil cannot be used in time, resulting in inconvenience in use. Utility Model Content

[0006] In view of the problems existing in the existing lubrication devices for numerically controlled grinding machines, the utility model is proposed.

[0007] Therefore, the purpose of the utility model is to provide a lubrication device for a CNC grinding machine, which solves the problem that the collection rack in the above-mentioned patent is located below the oil brush cylinder and can only collect the lubricating oil dripping on the oil brush cylinder. However, the lubricating oil is driven by a pump and sprayed from the through hole on the oil brush cylinder, so some of the lubricating oil cannot fall into the collection rack, and the recovery efficiency of the lubricating oil is low; the lubricating oil recovered by the collection box cannot be introduced into the box body, so the recovered lubricating oil cannot be used in time, resulting in inconvenience in use.

[0008] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0009] A lubrication device for a numerically controlled grinding machine comprises a support frame, a lubrication mechanism is mounted on the support frame, the lubrication mechanism has an oil brush cylinder, the outer side of the oil brush cylinder is covered with a collection frame, and the bottom outlet of the collection frame is connected to a first hose;

[0010] The end of the first hose is connected to the lubricating oil tank in the lubricating mechanism through a return pipe assembly.

[0011] As a preferred solution of the lubrication device for CNC grinding machines described in the utility model, the support frame includes a bottom support plate, a vertical rod is welded to the top end of the bottom support plate, a top support plate is welded to the top end of the vertical rod, and a lifting assembly is installed on the top support plate.

[0012] As a preferred solution of the lubrication device for CNC grinding machines described in the utility model, the lifting assembly includes a U-shaped support rod fixedly mounted on the top support plate, a servo motor is installed on the top of the U-shaped support rod, the output shaft of the servo motor is connected to a screw via a coupling, the screw is threadedly connected to a lifting block, a support vertical plate is fixedly mounted on the lifting block, a U-shaped frame is installed on the support vertical plate, and one end of the oil brush cylinder is fixedly mounted on the U-shaped frame.

[0013] As a preferred solution of the lubrication device for CNC grinding machines described in the utility model, the lubrication mechanism includes the lubricating oil tank arranged on the bottom support plate, the liquid outlet of the lubricating oil tank is connected to the input end of the liquid pump through a conduit, the output end of the liquid pump is fixedly connected to the first metal pipe, the top end of the first metal pipe is connected to the second hose, the top end of the second hose is connected to a swivel joint, and the swivel joint is installed at the end of the oil brush cylinder.

[0014] As a preferred solution of the lubrication device for CNC grinding machines described in the utility model, the return pipe assembly includes a second metal tube connected to the first hose, the end of the second metal tube is connected to a filter cartridge, a filter screen is arranged in the filter cartridge, the filter cartridge is installed on the top support plate, and the bottom outlet of the filter cartridge is connected to the liquid inlet of the lubricating oil tank through a conduit.

[0015] As a preferred solution of the lubrication device for a CNC grinding machine described in the utility model, wherein: a telescopic component is provided between the collection rack and the supporting vertical plate;

[0016] The telescopic assembly includes a first support connecting seat fixedly set on the support vertical plate, a sleeve is inserted into the inner wall of the first support connecting seat, the inner wall of the sleeve is slidably connected to a sleeve rod, the end of the sleeve rod is inserted into a second support connecting seat fixedly set on the collection frame, and a spring is jointly sleeved on the sleeve and the sleeve rod.

[0017] Compared with existing technologies:

[0018] 1. By arranging a collecting rack on the outside of the oil brush barrel, the collecting rack wraps the oil brush barrel inside, so as to achieve the purpose of better lubricating oil recovery; and by arranging a telescopic component on the collecting rack, the position of the collecting rack can be moved, so that the oil brush barrel can be in contact with the parts to be lubricated, so it has a wide range of uses and can effectively collect lubricating oil;

[0019] 2. By setting up a reflux pipe assembly, a filter is used to filter the recovered lubricating oil, and then the filtered lubricating oil is introduced into the lubricating oil tank, so as to facilitate the reuse of the lubricating oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure provided by the utility model;

[0021] Figure 2 The utility model provides Figure 1 A partial cross-sectional view of

[0022] Figure 3 An enlarged view of the telescopic assembly provided by the utility model;

[0023] Figure 4 This is a cross-sectional view of the filter cartridge provided by the utility model.

[0024] In the figure: bottom support plate 1, lubricating oil tank 2, liquid pump 3, first metal tube 4, filter cylinder 5, filter screen 51, support ring 52, second metal tube 6, second hose 7, first hose 8, collecting rack 9, U-shaped support rod 10, slide 101, screw 11, servo motor 12, lifting block 13, support vertical plate 14, U-shaped frame 15, oil brush cylinder 16, rotating joint 17, telescopic assembly 18, second support connecting seat 181, first support connecting seat 182, sleeve 183, sleeve rod 184, spring 185. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the present invention more clear, the implementation methods of the present invention will be further described in detail below with reference to the accompanying drawings.

[0026] The utility model provides a lubrication device for a CNC grinding machine, please refer to Figure 1-4 , including a support frame, on which a lubrication mechanism is installed, the lubrication mechanism has an oil brush cylinder 16, the oil brush cylinder 16 is a hollow structure and is provided with an oil outlet through hole, the outer side of the oil brush cylinder 16 is covered with a collecting frame 9, and the bottom outlet of the collecting frame 9 is connected to a first hose 8;

[0027] The end of the first hose 8 is connected to the lubricating oil tank 2 in the lubricating mechanism through a return pipe assembly.

[0028] The support frame comprises a bottom support plate 1, a vertical pole is welded to the top end of the bottom support plate 1, a top support plate is welded to the top end of the vertical pole, and a lifting assembly is installed on the top support plate.

[0029] The lifting assembly includes a U-shaped support rod 10 fixedly mounted on the top support plate, a servo motor 12 is installed on the top of the U-shaped support rod 10, the output shaft of the servo motor 12 is connected to a screw rod 11 through a coupling, the screw rod 11 is threadedly connected to a lifting block 13, a slide groove 101 is opened on the U-shaped support rod 10, the inner wall of the slide groove 101 is slidably connected to the lifting block 13, a support vertical plate 14 is fixedly mounted on the lifting block 13, a U-shaped frame 15 is installed on the support vertical plate 14, and one end of the oil brush 16 is fixedly mounted on the U-shaped frame 15; the screw rod 11 is driven to rotate by the servo motor 12, thereby realizing the lifting and lowering of the lifting block 13, and then realizing the lifting and lowering of the oil brush 16, so that lubrication can be performed on different height positions of the CNC grinder.

[0030] The lubrication mechanism includes a lubricating oil tank 2 arranged on the bottom support plate 1, the liquid outlet of the lubricating oil tank 2 is connected to the input end of the liquid pump 3 through a conduit, the output end of the liquid pump 3 is fixedly connected to the first metal tube 4, the top end of the first metal tube 4 is connected to the second hose 7, the top end of the second hose 7 is connected to a rotary joint 17, and the rotary joint 17 is installed at the end of the oil brush cylinder 16.

[0031] The reflux pipe assembly includes a second metal tube 6 connected to the first hose 8, and the end of the second metal tube 6 is connected to a filter cartridge 5, and a filter screen 51 is arranged in the filter cartridge 5. Specifically, a support ring 52 is welded in the filter cartridge 5, and the filter cartridge 5 is arranged on the support ring 52. The filter cartridge 5 is installed on the top support plate, and the bottom outlet of the filter cartridge 5 is connected to the liquid inlet of the lubricating oil tank 2 through a conduit; a mounting ring 52 is welded at the bottom of the filter cartridge 5, and the mounting ring 52 is fixed to the top support plate by bolts; the filter screen 51 is used to filter the recovered lubricating oil to prevent impurities from entering the lubricating oil tank 2.

[0032] A telescopic assembly 18 is arranged between the collecting frame 9 and the supporting plate 14; the telescopic assembly 18 includes a first supporting connecting seat 182 fixedly arranged on the supporting plate 14, a sleeve 183 is inserted into the inner wall of the first supporting connecting seat 182, a sleeve rod 184 is slidably connected to the inner wall of the sleeve 183, and the end of the sleeve rod 184 is inserted into a second supporting connecting seat 181 fixedly arranged on the collecting frame 9, and a spring 185 is jointly sleeved on the sleeve 183 and the sleeve rod 184, and the two ends of the spring 185 are respectively fixed between the second supporting connecting seat 181 and the first supporting connecting seat 182; when the oil brush cylinder 16 needs to be close to the components of the CNC grinder, the collecting frame 9 contacts the components of the CNC grinder, so that the oil brush cylinder 16 can contact the CNC grinder, thereby realizing close-range oil spray lubrication.

[0033] When used specifically:

[0034] Step 1: Start the servo motor 12 to drive the screw rod 11 to rotate, thereby completing the adjustment of the height of the oil brush cylinder 16;

[0035] Step 2: The liquid pump 3 draws the lubricating oil from the lubricating oil tank 2, enters the oil brush barrel 16 through the first metal pipe 4 and the second hose 7, and is discharged from the oil outlet hole on the oil brush barrel 16 to achieve lubrication;

[0036] Step 3: The fallen lubricating oil falls onto the collecting rack 9 and enters the filter cartridge 5 through the first hose 8 and the second metal tube 6. The lubricating oil filtered by the filter screen 51 enters the lubricating oil tank 2 for reuse.

[0037] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A lubricating device for a numerically controlled grinding machine, comprising a support frame, a lubricating mechanism mounted on the support frame, the lubricating mechanism having an oil brush cylinder (16), characterized in that: The outer side of the oil brush cylinder (16) is covered with a collecting frame (9), and the bottom outlet of the collecting frame (9) is connected to a first hose (8); The end of the first hose (8) is connected to the lubricating oil tank (2) in the lubricating mechanism via a return pipe assembly.

2. The lubrication device for a CNC grinding machine according to claim 1, characterized in that: The support frame comprises a bottom support plate (1), a vertical pole is welded to the top end of the bottom support plate (1), a top support plate is welded to the top end of the vertical pole, and a lifting assembly is installed on the top support plate.

3. The lubrication device for a CNC grinding machine according to claim 2, characterized in that: The lifting assembly comprises a U-shaped support rod (10) fixedly mounted on a top support plate, a servo motor (12) being mounted on the top end of the U-shaped support rod (10), an output shaft of the servo motor (12) being connected to a screw rod (11) via a coupling, the screw rod (11) being threadedly connected to a lifting block (13), a support vertical plate (14) being fixedly mounted on the lifting block (13), a U-shaped frame (15) being mounted on the support vertical plate (14), and one end of the oil brush cylinder (16) being fixedly mounted on the U-shaped frame (15).

4. The lubrication device for a CNC grinding machine according to claim 1, characterized in that: The lubrication mechanism comprises a lubricating oil tank (2) arranged on a bottom support plate (1); a liquid outlet of the lubricating oil tank (2) is connected to an input end of a liquid pump (3) via a conduit; an output end of the liquid pump (3) is fixedly connected to a first metal tube (4); the top end of the first metal tube (4) is connected to a second hose (7); the top end of the second hose (7) is connected to a swivel joint (17); and the swivel joint (17) is mounted at the end of an oil brush barrel (16).

5. The lubrication device for a CNC grinding machine according to claim 1, characterized in that: The return pipe assembly comprises a second metal pipe (6) connected to the first hose (8); the end of the second metal pipe (6) is connected to a filter cartridge (5); a filter screen (51) is arranged inside the filter cartridge (5); the filter cartridge (5) is mounted on a top support plate; the bottom outlet of the filter cartridge (5) is connected to a liquid inlet of a lubricating oil tank (2) via a conduit.

6. The lubrication device for a CNC grinding machine according to claim 1, characterized in that: A telescopic assembly (18) is provided between the collecting frame (9) and the supporting vertical plate (14); The telescopic assembly (18) comprises a first support connection seat (182) fixedly arranged on the support vertical plate (14); a sleeve (183) is inserted into the inner wall of the first support connection seat (182); a sleeve rod (184) is slidably connected to the inner wall of the sleeve (183); the end of the sleeve rod (184) is inserted into a second support connection seat (181) fixedly arranged on the collection frame (9); and a spring (185) is commonly sleeved on the sleeve (183) and the sleeve rod (184).

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