Minimum quantity lubrication device for metal processing

Abstract

The utility model relates to the technical field of minimal quantity lubrication equipment for metal processing, in particular to a minimal quantity lubrication device for metal processing, which comprises a box body, supporting legs are fixedly connected to four corners of the bottom surface of the box body, a recovery tank is arranged below the box body, and a filter plate is movably connected to the inner side surface of the recovery tank in an embedded manner. The bottom of an inner cavity of the box body is fixedly connected with a tank body, the top surface of the tank body is fixedly connected with an oil well pump, the liquid pumping end of the oil well pump is fixedly connected with a three-way pipe, the bottom of the inner cavity of the box body is fixedly connected with a liquid receiving groove in a penetrating mode, and the top surface of the liquid receiving groove is fixedly connected with a fixing plate. An oil spraying pipe is fixedly connected to the surface of one side of the fixing plate in a clamped and embedded mode, a guide rail box is fixedly connected to the surface of the front side of the fixing plate, the oil well pump, the three-way pipe, the recycling tank, the filtering plate and the liquid receiving groove are arranged, redundant sprayed lubricating oil can be recycled for secondary utilization, and the lubricating oil is saved.

Description

Technical Field

[0001] The utility model relates to a micro-lubrication device for metal processing, belonging to the technical field of micro-lubrication equipment for metal processing. Background Technique

[0002] Metal processing refers to the production activities of humans to process materials composed of metal elements or mainly composed of metal elements with metallic properties. The progress of human society is closely related to the processing and application of metal materials. After the 18th century, the development of the steel industry became an important content and material basis of the industrial revolution. During the metal processing process, in order to better protect the processing tools, lubrication operations will be carried out on the metal surface, and generally, oil mist is sprayed to perform micro-lubrication on the metal surface.

[0003] The existing technologies have the following problems:

[0004] For the existing micro-lubrication devices for metal processing, in the actual application process, researchers found that during the lubrication process, it is not convenient to recycle the redundant lubricating oil for secondary use, and it is not convenient and labor-saving to wipe and clean the oil nozzles for spraying lubricating oil, which is not conducive to popularization and use. Content of the Utility Model

[0005] To solve the problems raised in the above background technique. The utility model provides a micro-lubrication device for metal processing.

[0006] To achieve the above object, the utility model provides the following technical solution: A micro-lubrication device for metal processing, including a box body, the four corners of the bottom surface of the box body are fixedly connected with support legs, a recovery tank is arranged below the box body, a filter plate is snap-fitted and movably connected to the inner surface of the recovery tank, a tank body is fixedly connected to the bottom of the inner cavity of the box body, a suction oil pump is fixedly connected to the top surface of the tank body, the liquid suction end of the suction oil pump is fixedly connected with a three-way pipe, a liquid receiving groove is fixedly connected through the bottom of the inner cavity of the box body, a fixing plate is fixedly connected to the top surface of the liquid receiving groove, a fuel injection pipe is snap-fitted and fixedly connected to one side surface of the fixing plate, a guide rail box is fixedly connected to the front side surface of the fixing plate, a servo motor is fixedly connected to the top end of the guide rail box, a threaded rod is arranged in the inner cavity of the guide rail box, a snap-fitting box is fixedly connected to the rear side surface of the fixing plate, a moving frame is fitted and slidably connected to one side surface of the snap-fitting box, and a wiping plate is arranged on one side surface of the moving frame.

[0007] Preferably, a liquid outlet pipe is fixedly connected through one side surface of the recovery tank, a liquid suction pipe is fixedly connected through the top surface of the tank body, and the liquid inlet ends of the three-way pipe are respectively fixedly connected to the liquid outlet pipe and the liquid suction pipe through hoses.

[0008] Preferably, an inclined guide plate is fixedly connected to the bottom of the inner cavity of the recovery tank, and the outer surface of the inclined guide plate is a smooth polished surface.

[0009] Preferably, the liquid outlet end of the oil extraction pump is fixedly connected to the fuel injection pipe through a hose. The vertical section of the fuel injection pipe is in an L-shaped structure, and an oil injection nozzle is fixedly connected to one side surface of the fuel injection pipe.

[0010] Preferably, one end of the threaded rod is fixedly connected to the output end of the servo motor, and the end of the threaded rod away from the servo motor is movably connected to the guide rail box through a bearing.

[0011] Preferably, a first sliding block is fixedly connected to one side surface of the moving frame. The first sliding block is sleeved and threadedly connected to the outer surface of the threaded rod, and a chute matching the structural dimensions of the first sliding block is opened on one side surface of the guide rail box.

[0012] Preferably, a second sliding block is fixedly connected to one side surface of the moving frame close to the clamping box, and a chute matching the structural dimensions of the second sliding block is opened on one side surface of the clamping box.

[0013] Preferably, an insertion body is fixedly connected to one side surface of the wiping plate. A groove matching the structural dimensions of the insertion body is opened on one side surface of the moving frame. An insertion bolt is threadedly connected through one side surface of the moving frame, and a threaded hole matching the structural dimensions of the insertion bolt is opened on one side surface of the wiping plate.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. By providing an oil extraction pump, a three-way pipe, a recovery tank, a filter plate and a liquid receiving tank, the present utility model can recycle the excess lubricating oil sprayed out for secondary use, saving lubricating oil. During use, the excess lubricating oil sprayed out flows into the recovery tank through the liquid receiving tank. After being filtered by the filter plate, it falls to the bottom of the inner cavity of the recovery tank. At this time, the on-off valve on the outer side of the liquid inlet end where the three-way pipe is connected to the recovery tank is opened, and the other on-off valve is closed. The oil extraction pump extracts the lubricating oil at the bottom of the inner cavity of the recovery tank through the three-way pipe for spraying again.

[0016] 2. By providing a guide rail box, a servo motor, a clamping box, a threaded rod, a moving frame and a wiping plate, the oil injection nozzle for spraying lubricating oil can be conveniently wiped and cleaned to avoid the accumulation of dust and slag, resulting in the blockage of the oil injection nozzle. During use, the servo motor is controlled to drive the rotation of the threaded rod. As the threaded rod rotates, the combination of the moving frame and the wiping plate moves down and up, and the wiping plate wipes and cleans the oil injection nozzle on one side of the fixed plate. Description of the Drawings

[0017] The accompanying drawings are used to provide a further understanding of the present utility model and form a part of the specification. Together with the specific embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model.

[0018] Figure 1 It is a schematic structural diagram of the whole of the present utility model;

[0019] Figure 2 For the present utility model Figure 1 It is a schematic structural diagram of the part A in the present utility model;

[0020] Figure 3 For the present utility model Figure 1 It is a schematic structural diagram of the part B in the present utility model;

[0021] Figure 4 It is a schematic structural diagram of the details of the moving frame and the wiping plate in the present utility model;

[0022] Figure 5 It is a schematic structural diagram of the details of the inner cavity of the guide rail box in the present utility model;

[0023] Figure 6 It is a schematic structural diagram of the details of the inner cavity of the recovery tank in the present utility model.

[0024] In the figure: 1. Box body; 2. Support leg; 3. Recovery tank; 4. Filter plate; 5. Tank body; 6. Oil extraction pump; 7. Three-way pipe; 8. Liquid receiving groove; 9. Fixed plate; 10. Oil spraying pipe; 11. Guide rail box; 12. Servo motor; 13. Threaded rod; 14. Clamping box; 15. Moving frame; 16. Wiping plate; 17. Liquid outlet pipe; 18. Liquid extraction pipe; 19. Inclined guide plate; 20. Oil spraying nozzle; 21. First sliding block; 22. Second sliding block; 23. Insertion body; 24. Insertion bolt. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0026] Embodiment 1

[0027] Please refer to Figures 1-6, the present utility model provides the following technical solutions: A micro-lubrication device for metal processing, including a box body 1, support legs 2 are fixedly connected to the four corners of the bottom surface of the box body 1, a recovery tank 3 is provided below the box body 1, a filter plate 4 is snap-fitted and movably connected to the inner surface of the recovery tank 3, a tank body 5 is fixedly connected to the bottom of the inner cavity of the box body 1, an oil pump 6 is fixedly connected to the top surface of the tank body 5, the liquid suction end of the oil pump 6 is fixedly connected to a three-way pipe 7, a liquid receiving groove 8 is fixedly connected through the bottom of the inner cavity of the box body 1, a fixing plate 9 is fixedly connected to the top surface of the liquid receiving groove 8, an oil injection pipe 10 is snap-fitted and fixedly connected to one side surface of the fixing plate 9, a guide rail box 11 is fixedly connected to the front side surface of the fixing plate 9, a servo motor 12 is fixedly connected to the top end of the guide rail box 11, a threaded rod 13 is provided in the inner cavity of the guide rail box 11, a snap-fitting box 14 is fixedly connected to the rear side surface of the fixing plate 9, a moving frame 15 is fitted and slidably connected to one side surface of the snap-fitting box 14, and a wiping plate 16 is provided on one side surface of the moving frame 15.

[0028] During use, first place the box body 1 in a suitable position, then place the metal block to be lubricated on one side of the fixing plate 9, and control the start of the oil pump 6. At this time, the oil pump 6 is connected to the liquid suction pipe 18 through the three-way pipe 7, and the lubricating oil in the inner cavity of the tank body 5 is pumped out and drawn into the oil injection pipe 10, and the lubricating oil is ejected through the oil injection nozzle 20 to perform a micro-lubrication operation on the metal surface.

[0029] It should be noted that: the liquid outlet end at the bottom of the liquid receiving groove 8 is located at the center above the recovery tank 3, and the top of the recovery tank 3 is of an open structure.

[0030] As a preferred technical solution of the micro-lubrication device for metal processing of the present utility model, a liquid outlet pipe 17 is fixedly connected through one side surface of the recovery tank 3, a liquid suction pipe 18 is fixedly connected through the top surface of the tank body 5, and the liquid inlet ends of the three-way pipe 7 are respectively fixedly connected to the liquid outlet pipe 17 and the liquid suction pipe 18 through hoses; the bottom end of the liquid suction pipe 18 is located at the bottom of the inner cavity of the recovery tank 3, and known switch valve structures are provided on the outer surfaces of the two liquid inlet ends of the three-way pipe 7. By opening and closing the switch valve, the oil pump 6 can be controlled to extract the lubricating oil from the recovery tank 3 or the tank body 5.

[0031] As a preferred technical solution of the micro-lubrication device for metal processing of the present utility model, an inclined guide plate 19 is fixedly connected to the bottom of the inner cavity of the recovery tank 3, and the outer surface of the inclined guide plate 19 is a smooth polished surface; the lubricating oil can be better guided to the position of the liquid outlet pipe 17 through the inclined guide plate 19.

[0032] As a preferred technical solution of the micro-lubrication device for metal processing of the present utility model, the liquid outlet end of the oil extraction pump 6 is fixedly connected to the oil injection pipe 10 through a hose. The vertical section of the oil injection pipe 10 is in an L-shaped structure, and an oil injection nozzle 20 is fixedly connected to one side surface of the oil injection pipe 10. One end of the oil injection nozzle 20 far from the oil injection pipe 10 slightly protrudes from one side surface of the fixing plate 9, and the protruding dimension is one centimeter. The wiping brush layer on one side of the wiping plate 16 is in sliding fit connection with the oil injection nozzle 20.

[0033] Embodiment 2

[0034] Please refer to Figure 4 With Figure 5 , the difference between this embodiment and Embodiment 1 is that:

[0035] One end of the threaded rod 13 is fixedly connected to the output end of the servo motor 12, and the end of the threaded rod 13 far from the servo motor 12 is movably connected to the guide rail box 11 through a bearing. A first sliding block 21 is fixedly connected to one side surface of the moving frame 15, and the first sliding block 21 is sleeved and threadedly connected to the outer surface of the threaded rod 13. A chute matching the structural dimensions of the first sliding block 21 is opened on one side surface of the guide rail box 11. A second sliding block 22 is fixedly connected to one side surface of the moving frame 15 close to the clamping box 14, and a chute matching the structural dimensions of the second sliding block 22 is opened on one side surface of the clamping box 14. An insertion body 23 is fixedly connected to one side surface of the wiping plate 16, a groove matching the structural dimensions of the insertion body 23 is opened on one side surface of the moving frame 15, a threaded insertion bolt 24 is passed through and threadedly connected to one side surface of the moving frame 15, and a threaded hole matching the structural dimensions of the insertion bolt 24 is opened on one side surface of the wiping plate 16. Control the rotation of the threaded rod 13 driven by the servo motor 12. As the threaded rod 13 rotates, the combination of the moving frame 15 and the wiping plate 16 moves down and up. The wiping plate 16 is connected to the moving frame 15 through the insertion body 23, and then the position is limited by the insertion bolt 24.

[0036] It should be noted that: By those skilled in the art, all electrical components in this case, such as the oil extraction pump 6, the servo motor 12, etc., are connected to their adapted power supplies through wires, and a suitable controller should be selected according to the actual situation, such as a PLC controller or a single-chip microcomputer, to meet the control requirements. For the specific connection and control sequence, the electrical connection should be completed according to the sequence of the work of each electrical component in the following working principle. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and no further description of electrical control will be made.

[0037] Working principle and usage process of the utility model: When in use, during the micro-lubrication of the metal block, the excess lubricating oil sprayed out flows into the recovery tank 3 through the liquid receiving tank 8. After being filtered by the filter plate 4, it falls to the bottom of the inner cavity of the recovery tank 3. At this time, the on-off valve on the outer side of the liquid inlet end where the three-way pipe 7 is connected to the recovery tank 3 is opened, and the other on-off valve is closed. The oil pump 6 extracts the lubricating oil at the bottom of the inner cavity of the recovery tank 3 through the three-way pipe 7 for re-spraying and use. Further, when it is necessary to clean the nozzle 20, the servo motor 12 is controlled to drive the rotation of the threaded rod 13. As the threaded rod 13 rotates, the combination of the moving frame 15 and the wiping plate 16 moves down and up, and the wiping plate 16 wipes and cleans the nozzle 20 on one side of the fixing plate 9. Further, when it is necessary to disassemble and clean the wiping plate 16, at this time, the insertion bolt 24 is disassembled and removed, and the insertion body 23 on one side of the wiping plate 16 is taken out from one side of the moving frame 15 to disassemble and clean the wiping plate 16.

[0038] Finally, it should be noted that the above are only preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0039] In this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

Claims

1. A minimum quantity lubrication device for metal processing, comprising a box body (1), characterized in that: Four corners of the bottom surface of the box body (1) are fixedly connected with support legs (2). A recovery tank (3) is arranged below the box body (1). A filter plate (4) is snap-fitted and movably connected to the inner surface of the recovery tank (3). A tank body (5) is fixedly connected to the bottom of the inner cavity of the box body (1). A liquid pumping oil pump (6) is fixedly connected to the top surface of the tank body (5). A liquid suction end of the liquid pumping oil pump (6) is fixedly connected with a three-way pipe (7). The bottom of the inner cavity of the box body (1) is fixedly connected through and with a liquid receiving groove (8). A fixing plate (9) is fixedly connected to the top surface of the liquid receiving groove (8). A fuel injection pipe (10) is snap-fitted and fixedly connected to one side surface of the fixing plate (9). A guide rail box (11) is fixedly connected to the front side surface of the fixing plate (9). A servo motor (12) is fixedly connected to the top end of the guide rail box (11). A threaded rod (13) is arranged in the inner cavity of the guide rail box (11). A snap-fitting box (14) is fixedly connected to the rear side surface of the fixing plate (9). A moving frame (15) is in fitting and sliding connection with one side surface of the snap-fitting box (14). A wiping plate (16) is arranged on one side surface of the moving frame (15).

2. The micro-lubrication device for metal processing according to claim 1, characterized in that: A liquid outlet pipe (17) is fixedly connected through and with one side surface of the recovery tank (3). A liquid suction pipe (18) is fixedly connected through and with the top surface of the tank body (5). The liquid inlet ends of the three-way pipe (7) are respectively fixedly connected to the liquid outlet pipe (17) and the liquid suction pipe (18) through hoses.

3. The micro-lubrication device for metal processing according to claim 1, characterized in that: An inclined guide plate (19) is fixedly connected to the bottom of the inner cavity of the recovery tank (3). The outer surface of the inclined guide plate (19) is a smooth polished surface.

4. A minimum quantity lubrication device for metal processing according to claim 1, characterized in that: The liquid outlet end of the liquid pumping oil pump (6) is fixedly connected to the fuel injection pipe (10) through a hose. The vertical section of the fuel injection pipe (10) is in an L-shaped structure. An injection nozzle (20) is fixedly connected to one side surface of the fuel injection pipe (10).

5. A minimum quantity lubrication device for metal processing according to claim 1, characterized in that: One end of the threaded rod (13) is fixedly connected to the output end of the servo motor (12). The end of the threaded rod (13) far away from the servo motor (12) is movably connected to the guide rail box (11) through a bearing.

6. The micro-lubrication device for metal processing according to claim 1, characterized in that: A first sliding block (21) is fixedly connected to one side surface of the moving frame (15). The first sliding block (21) is sleeved and threadedly connected to the outer surface of the threaded rod (13). A chute matching the structural size of the first sliding block (21) is arranged on one side surface of the guide rail box (11).

7. The micro-lubrication device for metal processing according to claim 1, characterized in that: A second sliding block (22) is fixedly connected to the side surface of the moving frame (15) close to the snap-fitting box (14). A chute matching the structural size of the second sliding block (22) is arranged on one side surface of the snap-fitting box (14).

8. The micro-lubrication device for metal processing according to claim 1, characterized in that: An inserting body (23) is fixedly connected to one side surface of the wiping plate (16). A groove matching the structural size of the inserting body (23) is arranged on one side surface of the moving frame (15). An inserting bolt (24) is threadedly connected through one side surface of the moving frame (15). A threaded hole matching the structural size of the inserting bolt (24) is arranged on one side surface of the wiping plate (16).

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