Guide path oil collecting mechanism of press machine
By improving the design of the oil collection trough and the oil baffle, the problems of slow oil return speed and oil splashing in the traditional guide oil collection mechanism were solved, achieving efficient oil return and anti-splashing effects, and improving the production efficiency of large presses.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-09
- Publication Date
- 2026-04-10
AI Technical Summary
Traditional guide oil collection mechanisms have slow oil return speed in large presses, which can easily lead to poor oil return. In addition, oil is prone to splashing when running at high speed or when there is airflow disturbance, which affects production efficiency.
An oil collection tank is designed, consisting of an upper hopper-type cavity, a middle inclined wall contraction section, and a lower extended oil collection cavity. The oil baffle is integrally formed by a flared guide section and a vertical diversion section. There is no filter screen inside the oil collection tank. Rapid oil return and splash prevention are achieved through inclined wall diversion and non-contact design.
It improves the oil return speed, avoids poor oil return, increases the volume of the oil collection tank, prevents oil splashing, and improves production efficiency.
Smart Images
Figure CN224108007U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to large -scale press technical field especially is related to a press guide way oil collecting mechanism. BACKGROUND
[0002] In the operation of large -scale machine, the effective operation of lubricating system plays a vital role to the precision and life of machine, and the lubricating mode is generally divided into thick oil lubrication and thin oil lubrication. In large -scale press, the thin oil lubrication mode is generally adopted at present, especially the contact part of slider copper guide rail and upright guide rail, namely guide way part needs the continuous thin oil lubrication. For the thin oil return of guide way part in large -scale press, the guide way oil collecting mechanism is usually designed.
[0003] The traditional guide way oil collecting mechanism is the open type guide way oil collecting mechanism with filter screen, as shown in Figure 1 It includes baffle plate 100 and oil collecting groove 200, baffle plate 100 is arranged on the lower part of slider copper guide rail (not shown in the drawing), is used for preventing oil liquid from flying around when slider goes up and down, oil collecting groove 200 is arranged on the upper part of upright guide rail 500, the bottom of baffle plate 100 is close to the slot of oil collecting groove 200, filter screen 600 is arranged in oil collecting groove 200, the bottom of oil collecting groove 200 is provided with oil return port (not shown in the drawing), and pipe joint 700 is connected on the oil return port. When the machine runs, the excess oil liquid of guide way part flows into oil collecting groove 200 through baffle plate 100, and the oil liquid is filtered after passing through filter screen 600 and then returns to the lubricating oil station through the pipeline connected to pipe joint 700, to complete an oil return action. Although the oil liquid is filtered through filter screen 600 in this guide way oil collecting mechanism, the existence of filter screen 600 significantly reduces the oil return speed, especially when the oil quantity is large or the machine runs at high speed, the phenomenon of poor oil return is prone to occur frequently, needs to stop to handle, is very inconvenient, and at the same time, the production time of customers is delayed, resulting in the decline of production efficiency;The matrix body of oil collecting groove 200 is limited in volume and height, not only the oil quantity that can be carried is limited, but also the oil liquid is not effectively prevented from splashing, especially when the machine runs at high speed or there is air flow disturbance in the workshop, the oil liquid is easy to splash out of oil collecting groove 200.
[0004] In modern high-speed press applications, the traditional guide way oil collecting mechanism cannot meet the efficient and stable oil return demand. SUMMARY
[0005] The utility model solves the technical problem to provide a kind of guide way oil collecting mechanism of press, its oil return speed is fast, when the oil quantity is large or the machine runs at high speed, the phenomenon of poor oil return does not appear, and the oil collecting groove volume is large and height is enough, when the machine runs at high speed or there is air flow disturbance in the workshop, oil liquid can be effectively prevented from splashing.
[0006] The utility model discloses a technical scheme that solves the above technical problems, which is a press guide way oil collecting mechanism, which comprises an oil collecting groove and an oil baffle, the oil collecting groove is fixedly installed on the table of the press, and is located directly below the slider copper guide rail and the vertical column guide rail of the press, the oil baffle is arranged directly below the slider copper guide rail of the press, and is characterized in that: the oil collecting groove is composed of an upper hopper type cavity, a middle inclined wall contraction section and a lower lengthened oil collecting cavity which are integrally formed from top to bottom, the three are aligned and continuously connected in the vertical direction to form a straight-through oil passage, the oil baffle is integrally formed by a flared flow guide section and a vertical drainage section, the top of the flared flow guide section is fixedly connected with the bottom of the slider of the press, the gap between the inner side wall of the vertical drainage section and the vertical column guide rail of the press forms an oil guide passage, and the lower part of the vertical drainage section extends into the straight-through oil passage.
[0007] The bottom of the lower lengthened oil collecting cavity is provided with a blowdown port for periodically discharging sediment impurities, and a detachable plug is arranged on the blowdown port. In this structure, the blowdown port design can periodically remove metal debris and other sediment, avoiding the problem of slow oil return speed caused by the use of filter screens, and also allowing cleaning through the blowdown port; the detachable plug allows for quick maintenance.
[0008] An oil return port is arranged on the side wall near the bottom of the lower lengthened oil collecting cavity, and the oil return port is directly connected to the oil line pipeline of the lubricating oil station through a flange. In this structure, the low design of the oil return port reduces the residual amount of oil return in the lower lengthened oil collecting cavity.
[0009] One side wall of the middle inclined wall contraction section is a downwardly tapered inclined wall, so that the cross section of the middle inclined wall contraction section is in the shape of a right-angled trapezoid. In this structure, the middle inclined wall contraction section is designed as a single-sided inclined wall structure, which saves materials while maintaining the same structural strength, and allows the oil to be directed and flowed. The inclined wall can be designed at an angle of 15-45 degrees, which facilitates the flow of thin oil from other parts into the lower lengthened oil collecting cavity through the inclined wall.
[0010] The flared flow guide section is formed by connecting two steel plates, and has an upper large and lower small structure.
[0011] An L-shaped horizontal fixing edge is arranged on the top of the flared flow guide section, and the L-shaped horizontal fixing edge is fixedly connected with the bottom of the slider of the press (by bolts). In this structure, a fixing method for the flared flow guide section is provided.
[0012] A vertical upwardly extending oil leakage prevention plate is arranged on the outer side of one of the steel plates of the flared flow guide section. In this structure, the oil leakage prevention plate can block the splashing oil, allowing the oil to be directed and flowed into the oil guide passage through the flared flow guide section.
[0013] The vertical drainage section is formed by bending a steel plate into an L-shaped structure, and is non-contact matched with the column guide rail of the press, so that a gap is formed between them to form an oil guide channel.
[0014] When the slider of the press moves to the lower dead point, the vertical distance between the bottom of the vertical drainage section and the cavity bottom of the lower extended oil collecting cavity is 20-50 mm, so that no structural interference occurs when the slider moves to the lower dead point.
[0015] Compared with the prior art, the advantages of the utility model lie in that:
[0016] 1) The oil collecting groove is composed of an upper hopper type cavity, a middle inclined wall contraction section and a lower extended oil collecting cavity which are integrally formed from top to bottom, so that the volume of the oil collecting groove is large enough and the height is high enough, and a large amount of oil can be stored; since no filter screen is arranged in the oil collecting groove, the oil return speed is greatly improved, and the phenomenon of poor oil return when the oil amount is large or the machine runs at high speed is avoided, so that the production efficiency is improved.
[0017] 2) The oil baffle is integrally formed by the flared flow guide section and the vertical drainage section, the flared flow guide section enlarges the oil receiving area, the gap between the inner side wall of the vertical drainage section and the column guide rail of the press forms an oil guide channel, and since no filter screen is arranged in the oil collecting groove, the lower part of the vertical drainage section can extend into the straight-through oil passage, so that the oil guided by the flared flow guide section enters the straight-through oil passage through the oil guide channel, and the oil splashing is effectively prevented, which is not affected by the high-speed running of the machine or the air flow disturbance in the workshop.
[0018] 3) No filter screen is arranged in the oil collecting groove, and the cavity bottom of the lower extended oil collecting cavity has enough space to collect sediment such as metal chips, which does not affect the oil quality returned to the lubricating oil station. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is a schematic view of a traditional guide oil collecting mechanism;
[0020] Figure 2 It is a schematic view of the press guide oil collecting mechanism of the utility model installed behind the press;
[0021] Figure 3 It is a schematic view of the press guide oil collecting mechanism of the utility model installed behind the press; Figure 2 It is an enlarged schematic view of part A;
[0022] Figure 4 It is a schematic view of the composition structure of the oil baffle in the press guide oil collecting mechanism of the utility model and the slider copper guide rail and the column guide rail of the press Figure 1 ;
[0023] Figure 5The structure diagram of the cooperation of the oil baffle and the oil collecting groove in the oil collecting mechanism of the press guide way Figure 2 ;
[0024] Figure 6 The structure diagram of the cooperation of the oil baffle and the oil collecting groove in the oil collecting mechanism of the press guide way
[0025] Figure 7 The structure diagram of the cooperation of the oil baffle and the oil collecting groove in the oil collecting mechanism of the press guide way
[0026] Figure 8 The structure diagram of the cooperation of the oil baffle and the oil collecting groove in the oil collecting mechanism of the press guide way. DETAILED DESCRIPTION
[0027] The utility model makes further detailed description in combination with the following embodiment and the drawing.
[0028] The utility model discloses a kind of oil collecting mechanisms of press guide way, such as Figures 2 to 8As shown, it comprises an oil collecting groove 1 and an oil baffle 2, the oil collecting groove 1 is fixedly installed on the table body 9 of the press and is located directly below the slider copper guide rail 8 and the column guide rail 7 of the press, the oil baffle 2 is arranged directly below the slider copper guide rail 8 of the press, the oil collecting groove 1 is composed of an upper hopper type cavity 11, a middle inclined wall contraction section 12 and a lower extended oil collecting cavity 13 which are integrally formed from top to bottom, the three are aligned and continuously penetrated in the vertical direction to form a straight-through oil passage 14, the oil baffle 2 is integrally formed by a flared flow guide section 21 and a vertical drainage section 22, the top of the flared flow guide section 21 is fixedly connected with the bottom of the slider 6 of the press, the gap between the inner side wall of the vertical drainage section 22 and the column guide rail 7 of the press forms an oil guiding passage 3, and the lower part of the vertical drainage section 22 extends into the straight-through oil passage 14. The oil collecting groove 1 is composed of the upper hopper type cavity 11, the middle inclined wall contraction section 12 and the lower extended oil collecting cavity 13 which are integrally formed from top to bottom, so that the volume of the oil collecting groove 1 is large enough and the height is high enough, and a large amount of oil can be stored; since no filter screen is arranged in the oil collecting groove 1, the oil return speed is greatly improved, and the phenomenon of poor oil return when the oil amount is large or the machine runs at high speed is avoided, thereby improving the production efficiency. The oil baffle 2 is integrally formed by the flared flow guide section 21 and the vertical drainage section 22, the flared flow guide section 21 enlarges the oil receiving area, the gap between the inner side wall of the vertical drainage section 22 and the column guide rail 7 of the press forms the oil guiding passage 3, and since no filter screen is arranged in the oil collecting groove 1, the lower part of the vertical drainage section 22 can extend into the straight-through oil passage 14, so that the oil liquid guided by the flared flow guide section 21 enters the straight-through oil passage 14 through the oil guiding passage 3, effectively preventing the oil liquid from splashing and being affected by the high-speed running of the machine or the air flow disturbance in the workshop. No filter screen is arranged in the oil collecting groove 1, and the cavity bottom of the lower extended oil collecting cavity 13 has enough space to collect sediment such as metal chips, without affecting the oil quality returned to the lubricating oil station.
[0029] Further limitation, the bottom of the lower extended oil collecting cavity 13 is provided with a blowdown port 15 for periodically discharging sediment impurities, and a detachable plug (not shown in the figure) is arranged on the blowdown port 15. In this structure, the design of the blowdown port 15 can periodically remove sediment such as metal chips, avoiding the problem of slow oil return caused by the use of a filter screen, and also allowing cleaning through the blowdown port 15; the detachable plug can realize quick maintenance.
[0030] Further limitation, the sidewall near the bottom of the lower extended oil collecting cavity 13 is provided with an oil return port 16, and the oil return port 16 directly communicates with the oil line pipeline of the lubricating oil station through a flange. In this structure, the low design of the oil return port 16 reduces the residual amount of oil returned in the lower extended oil collecting cavity 13.
[0031] As preferred, one side wall of the middle inclined wall contraction section 12 is a downwardly tapered inclined wall 121, so that the cross section of the middle inclined wall contraction section 12 is in a right-angled trapezoidal structure. In this structure, the middle inclined wall contraction section 12 is designed as a single-side inclined wall structure, which saves material while maintaining the same structural strength, and makes the oil flow directionally. The inclined angle of the inclined wall 121 can be designed as 15-45 degrees, so as to facilitate the thin oil in other parts to flow into the lower extended oil collecting cavity 13 through the inclined wall 121.
[0032] As preferred, the flared flow guide section 21 is connected by two steel plates and has an upper large and lower small structure.
[0033] As preferred, the top of the flared flow guide section 21 is provided with an L-shaped horizontal fixing edge 23, which is fixedly connected (by bolt connection) with the bottom of the slide block 6 of the press. In this structure, a fixing mode of the flared flow guide section 21 is provided.
[0034] As preferred, the outer side of one of the steel plates of the flared flow guide section 21 is provided with an upwardly extending oil leakage prevention plate 24. In this structure, the oil leakage prevention plate 24 can block the splashed oil, so that the oil flows into the oil guiding channel 3 through the flared flow guide section 21.
[0035] As preferred, the vertical flow guide section 22 is formed by bending one steel plate into an L-shaped structure, and the vertical flow guide section 22 is non-contactingly matched with the vertical guide rail 7 of the press, so that a gap is formed between them to form the oil guiding channel 3.
[0036] As preferred, when the slide block 6 of the press moves to the lower dead point, the vertical distance D between the bottom of the vertical flow guide section 22 and the cavity bottom of the lower extended oil collecting cavity 13 is 20-50 mm, which ensures that there is no structural interference when the slide block moves to the lower dead point.
[0037] The utility model is especially suitable for large presses running at high speed. According to actual test, under the same working condition, the oil return efficiency is improved by more than 60%, and the shutdown problem caused by poor oil return is basically eliminated.
Claims
1. A press guide oil collecting mechanism, comprising an oil collecting groove and an oil baffle, the oil collecting groove is fixedly installed on the table of the press and is located directly below the slider copper guide rail and the column guide rail of the press, the oil baffle is arranged directly below the slider copper guide rail of the press, characterized in that: The oil collecting groove is composed of an upper hopper cavity, a middle inclined wall contraction section and a lower elongated oil collecting cavity which are integrally formed from top to bottom, and the three are aligned and partially continuously penetrated in vertical direction to form a straight-through oil passage, the oil baffle is integrally formed by a flared flow guide section and a vertical drainage section, the top of the flared flow guide section is fixedly connected with the bottom of the slider of the press, the gap between the inner wall of the vertical drainage section and the column guide rail of the press forms an oil guide passage, and the lower part of the vertical drainage section extends into the straight-through oil passage.
2. A pressway oil collection mechanism according to claim 1, characterized in that: A blowdown port for periodically discharging precipitated impurities is arranged at the bottom of the lower elongated oil collecting cavity, and a detachable plug is arranged on the blowdown port.
3. A pressway oil collecting mechanism according to claim 1 or 2, characterized in that: An oil return port is arranged on the sidewall of the lower elongated oil collecting cavity close to the bottom, and the oil return port directly communicates with the oil line of the lubricating oil station.
4. A pressway oil collection mechanism according to claim 1 wherein: The sidewall of the middle inclined wall contraction section is an inclined wall which is contracted downward, so that the cross section of the middle inclined wall contraction section is in the shape of a right-angled trapezoid.
5. A pressway oil collection mechanism according to claim 1 wherein: The flared flow guide section is connected by two steel plates and has an upper large and lower small structure.
6. A pressway oil collection mechanism according to claim 5, wherein: The top of the flared flow guide section is provided with an L-shaped horizontal fixing edge which is fixedly connected with the bottom of the slider of the press.
7. A pressway oil collection mechanism according to claim 5 or 6, characterised in that: The outer side of one of the steel plates of the flared flow guide section is provided with an oil leakage prevention plate which extends vertically upward.
8. A pressway oil collection mechanism according to claim 1 wherein: The vertical drainage section is formed by bending a steel plate into an L-shaped structure, and the vertical drainage section is non-contactingly adapted to the column guide rail of the press.
9. A pressway oil collection mechanism according to claim 1 or 8, characterized in that: When the slider of the press moves to the lower dead point, the vertical distance between the bottom of the vertical drainage section and the cavity bottom of the lower elongated oil collecting cavity is 20-50 mm.