Lubricating oil collecting device for punching machine

Abstract

The utility model discloses a lubricating oil collecting device for a punching machine. The lubricating oil collecting device comprises an oil receiving groove, an oil guide pipe and a collecting box, the side face of the oil receiving groove is fixedly attached to the side face of a sliding block of the punching machine, an opening of the oil receiving groove faces upwards and does not exceed the upper surface of the sliding block, and the oil receiving groove is used for collecting lubricating oil flowing down from the sliding block. The oil guide pipe is arranged below the oil receiving groove and is communicated with the bottom of one end of the oil receiving groove; wherein the oil receiving groove is detachably connected with the oil guide pipe; the bottom of the oil receiving groove is inclined, and the lowest point of the bottom is positioned at the communication part of the oil receiving groove and the oil guide pipe; an outlet of the oil guide pipe is placed in a collecting box which is used for collecting lubricating oil flowing out of the oil guide pipe. Lubricating oil can be automatically collected to protect the product quality safety, due to the inclined design of flow guide, short-term cleaning is not needed, the oil receiving groove can be cleaned after long-term use, the oil guide pipe is detachably connected with the oil receiving groove, the oil guide pipe can be conveniently detached for cleaning, and the manual cleaning workload is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of punching presses, in particular to an oil collecting device for a punching press. Background Art

[0002] The collection of lubricating oil for a punching press has an important impact on the punching efficiency and product quality of the punching press. A hydraulic punching press is a punching press that uses a hydraulic cylinder to generate compressive force, a machine used to transmit energy to achieve various processes, widely used in machinery for processing metals, plastics, rubbers, woods, and powder products, commonly used in pressing processes and pressing forming processes, and often used in forging, riveting, molding, blanking, and metal forming, etc. For example, in 202023072806.1, it mainly drives a slider (also called a punching seat) to reciprocate up and down through a hydraulic cylinder for processing.

[0003] However, above the slider is a hydraulic cylinder, and the lubricating oil flowing out of the hydraulic cylinder will flow down along the side surface of the slider from the upper surface of the slider. If it drips onto the product, it will affect the product quality. If it drips onto the punching press, it needs to be cleaned manually in time, increasing the workload of personnel and the risk of product quality and safety hazards. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide an oil collecting device for a punching press, which can automatically collect the lubricating oil on the slider to protect the product quality and safety and reduce the manual cleaning workload.

[0005] To solve the above technical problem, the utility model discloses an oil collecting device for a punching press, which comprises an oil receiving groove, a guide oil pipe and a collecting box;

[0006] The side surface of the oil receiving groove is fixedly attached to the side surface of the slider of the punching press. The opening of the oil receiving groove faces upward and the position of the opening does not exceed the upper surface of the slider. The oil receiving groove is used to collect the lubricating oil flowing down from the slider;

[0007] The guide oil pipe is arranged below the oil receiving groove and is communicated with the bottom of one end of the oil receiving groove; wherein the oil receiving groove is detachably connected with the guide oil pipe;

[0008] The bottom of the oil receiving groove is designed to be inclined, and the lowest point of the bottom is located at the communication position between the oil receiving groove and the guide oil pipe;

[0009] The outlet of the guide oil pipe is placed in the collecting box, and the collecting box is used to collect the lubricating oil flowing out of the guide oil pipe.

[0010] As an alternative embodiment, the collection box is fixed on the surface of the non-moving part of the punching press. The distance between the bottom of the collection box and the oil guide pipe is at least greater than the stroke distance of the slider, and the oil guide pipe does not touch the opening or inner wall of the collection box during its movement process.

[0011] As yet another alternative embodiment, the lubricating oil is butter.

[0012] As yet another alternative embodiment, the oil guide pipe is in an S shape or a Z shape.

[0013] As yet another alternative embodiment, the inclination angle of the bottom of the oil receiving groove with respect to the horizontal plane is 0.5 to 5 degrees.

[0014] As yet another alternative embodiment, the oil receiving groove is a long groove, and its bottom slopes from one end to the other end.

[0015] As yet another alternative embodiment, one end of the oil receiving groove has a height of 40 to 60 mm, and the other end has a height of 70 to 90 mm.

[0016] As yet another alternative embodiment, the oil receiving groove is detachably connected to the oil guide pipe by M8 external hexagon galvanized screws and anti-slip nuts.

[0017] Compared with the prior art, the embodiments of the present utility model have the following beneficial effects:

[0018] In the embodiments of the present utility model, an automatic lubricating oil collection device is provided on the side surface of the slider of the punching press. The lubricating oil on the slider flows down due to gravity and enters the oil receiving groove. Since the bottom of the oil receiving groove is inclined, it will guide the lubricating oil to the lowest point, that is, the inlet at the bottom of the oil guide pipe connected to the oil receiving groove, so as to flow into the collection box through the diversion pipe to realize the automatic collection of lubricating oil, protecting the product quality and safety; due to the inclined design of the diversion, there is no need to clean in the short term, and the oil receiving groove can be removed and cleaned after long-term use. Moreover, the oil guide pipe and the oil receiving groove are detachably connected, which facilitates the disassembly of the oil guide pipe for cleaning and reduces the manual cleaning workload. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0020] Figure 1 It is a schematic structural diagram of a lubricating oil collection device for a punching press disclosed in the embodiments of the present utility model;

[0021] Figure 2 It is a schematic structural view of an oil receiving tank of a lubricating oil collecting device for a punching press disclosed in an embodiment of the present utility model;

[0022] Figure 3 It is another schematic structural view of an oil receiving tank of a lubricating oil collecting device for a punching press disclosed in an embodiment of the present utility model;

[0023] Figure 4 It is a schematic structural view of a guide oil pipe of a lubricating oil collecting device for a punching press disclosed in an embodiment of the present utility model;

[0024] Figure 5 It is a schematic structural view of a collecting box of a lubricating oil collecting device for a punching press disclosed in an embodiment of the present utility model. Detailed implementation manners

[0025] In order to enable those skilled in the art to better understand the solution of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to 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 the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0026] Refer to Figures 1 to 5 , an embodiment of the present utility model discloses a lubricating oil collecting device for a punching press, including an oil receiving tank 1, a guide oil pipe 2 and a collecting box 3;

[0027] The side surface of the oil receiving tank 1 is fixedly attached to the side surface of the slider of the punching press. The opening of the oil receiving tank 1 faces upward and the position of the opening does not exceed the upper surface of the slider. The oil receiving tank is used to collect the lubricating oil flowing down from the slider;

[0028] The guide oil pipe 2 is arranged below the oil receiving tank 1 and communicates with the bottom of one end of the oil receiving tank 1;

[0029] The bottom of the oil receiving tank 1 is designed to be inclined, and the lowest point of the bottom is located at the connection between the oil receiving tank 1 and the guide oil pipe 2; wherein the oil receiving tank 1 and the guide oil pipe 2 are detachably connected;

[0030] The outlet of the guide oil pipe 2 is placed in the collecting box 3, and the collecting box 3 is used to collect the lubricating oil flowing out of the guide oil pipe 2.

[0031] In the embodiment of the present utility model, an automatic lubricating oil collecting device is provided on the side surface of the slider of the punching machine. The lubricating oil on the slider flows down due to gravity and enters the oil receiving groove 1. Since the bottom of the oil receiving groove 1 is inclined, it will guide the lubricating oil to the lowest point, that is, the guide oil pipe 2 communicates with the inlet at the bottom of the oil receiving groove 1, so as to flow into the collecting box 3 through the diversion pipe to realize the automatic collection of lubricating oil, protecting the product quality and safety; due to the inclined design of the diversion, there is no need to clean it in a short period. The oil receiving groove 1 can be removed and cleaned after long-term use, and the guide oil pipe 2 is detachably connected to the oil receiving groove 1, so that the guide oil pipe 2 can be conveniently detached for cleaning, reducing the workload of manual cleaning.

[0032] In an alternative embodiment, the collecting box 3 is fixed on the surface of the non-moving part of the punching machine. The distance between the bottom of the collecting box 3 and the guide oil pipe 2 is at least greater than the stroke distance of the slider, and the guide oil pipe 2 does not touch the opening or inner wall of the collecting box 3 during the movement process.

[0033] In another alternative embodiment, the lubricating oil is grease.

[0034] In another alternative embodiment, the guide oil pipe 2 is in an S shape or a Z shape.

[0035] In another alternative embodiment, the inclination angle of the bottom of the oil receiving groove 1 with respect to the horizontal plane is 0.5 to 5 degrees.

[0036] In another alternative embodiment, see Figures 2 to 3 , the oil receiving groove 1 is a long groove, and its bottom is inclined from one end to the other end.

[0037] In another alternative embodiment, see Figures 2 to 3 , one end of the oil receiving groove 1 has a height of 40 to 60 mm (i.e., the right end in Figure 2 ), and the height of the other end is 70 to 90 mm (i.e., the left end in Figure 2 ).

[0038] In another alternative embodiment, the oil receiving groove 1 is connected to the guide oil pipe 2 by M8 external hexagonal galvanized screws and anti-slip nuts. See Figures 2 to 3 , a through hole 12 is provided beside the inlet 11 of the oil receiving groove 1 at the bottom for connecting the guide oil pipe 2. A connecting flat plate 21 is provided at the top of the guide oil pipe 2, and a corresponding through hole 22 is also provided on the connecting flat plate 21. Thus, the bottom of the oil receiving groove 1 can be attached to the connecting flat plate 21 of the guide oil pipe 2 by passing screws and nuts through the two through holes.

[0039] Optionally, see Figure 3 , the width of the middle part of the oil receiving groove 1 can be smaller than the widths of both ends, so as to avoid other pipes or equipment.

[0040] What is disclosed in the content of the embodiments of the present utility model is only the preferred embodiments of the present utility model, which are only used to illustrate the technical solutions of the present utility model and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements on some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An oil collecting device for a punching machine, characterized in that, It includes an oil receiving tank, an oil guiding pipe and a collection box; The side of the oil receiving tank is fixedly attached to the side of the slider of the punching press. The opening of the oil receiving tank faces upward and the position of the opening does not exceed the upper surface of the slider. The oil receiving tank is used to collect the lubricating oil flowing down from the slider; The oil guiding pipe is arranged below the oil receiving tank and is communicated with the bottom of one end of the oil receiving tank; wherein the oil receiving tank is detachably connected to the oil guiding pipe; The bottom of the oil receiving tank is designed to be inclined, and the lowest point of the bottom is located at the connection between the oil receiving tank and the oil guiding pipe; The outlet of the oil guiding pipe is placed in the collection box, and the collection box is used to collect the lubricating oil flowing out of the oil guiding pipe.

2. The lubricating oil collecting device according to claim 1, characterized in that, The collection box is fixed on the surface of the non-moving part of the punching press. The distance between the bottom of the collection box and the oil guiding pipe is at least greater than the stroke distance of the slider, and the oil guiding pipe does not touch the opening or inner wall of the collection box during the movement process.

3. The lubricating oil collecting device according to claim 1, characterized in that, The lubricating oil is butter.

4. The lubricating oil collecting device according to claim 1, wherein, The oil guiding pipe is S-shaped or Z-shaped.

5. The lubricating oil collecting device according to claim 1, characterized in that, The inclination angle of the bottom of the oil receiving tank with the horizontal plane is 0.5 to 5 degrees.

6. The lubricating oil collecting device according to claim 1, characterized in that, The oil receiving tank is a long tank, and its bottom is inclined from one end to the other end.

7. The lubricating oil collecting device according to claim 6, characterized in that, The height of one end of the oil receiving tank is 40 to 60 mm, and the height of the other end is 70 to 90 mm.

8. The lubricating oil collecting device according to claim 1, wherein The oil receiving tank is detachably connected to the oil guiding pipe by M8 external hexagon galvanized screws and anti-slip nuts.

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