CN214404636U - Thin oil lubrication internal circulation mechanism of crankshaft connecting rod assembly - Google Patents
Thin oil lubrication internal circulation mechanism of crankshaft connecting rod assembly Download PDFInfo
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- CN214404636U CN214404636U CN202120210500.3U CN202120210500U CN214404636U CN 214404636 U CN214404636 U CN 214404636U CN 202120210500 U CN202120210500 U CN 202120210500U CN 214404636 U CN214404636 U CN 214404636U
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- oil
- connecting rod
- link assembly
- crankshaft
- rod assembly
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Abstract
The utility model discloses a thin oil lubrication inner loop mechanism of crankshaft connecting rod subassembly, including matched with link assembly and bent axle, link assembly with set up the copper sheathing between the bent axle, link assembly with space formation between the copper sheathing treats the lubrication area, a serial communication port, link assembly's upper portion sets up the oil feed structure, link assembly's lower part sets up the oil extraction structure, the both sides of copper sheathing set up the oil blanket, and thin oil emollient by the oil feed structure gets into the back right treat that the lubrication area lubricates, then under the restraint of oil blanket, by the oil extraction structure discharges. Through the setting, realize crankshaft connecting rod assembly's inner loop formula lubrication, compare traditional extrinsic cycle formula lubricating structure, the utility model has the advantages of energy-concerving and environment-protective, accurate lubrication and effectively avoid oil leak, oil splash phenomenon.
Description
Technical Field
The utility model relates to a lubricated technical field especially relates to a thin oil lubrication inner loop mechanism of crankshaft connecting rod subassembly.
Background
In the prior art, for lubricating a crankshaft connecting rod assembly in a punch press, grease is mostly used as a lubricant, and an external circulation mode is adopted for lubrication, wherein the lubricating mode has the following defects: 1. the loss of lubricant is large; 2. the precise control of the amount of the lubricating agent cannot be realized in the lubricating process; 3. the phenomena of oil leakage and oil splashing in the lubricating process cannot be avoided; 4. the lubrication backflow structure is complex and the cost is high.
Disclosure of Invention
To the technical problem, the utility model aims at providing a punch press link assembly's lubricated inner loop mechanism of thin oil uses the thin oil as emollient, lubricates link assembly through the mode of inner loop.
In order to achieve the above object, the utility model discloses a technical scheme be: the utility model provides a lubricated inner loop mechanism of thin oil of crankshaft connecting rod subassembly, including matched with link assembly and bent axle, link assembly with set up the copper sheathing between the bent axle, link assembly with space formation between the copper sheathing treats lubricated region, its characterized in that: the upper portion of link assembly sets up the oil feed structure, link assembly's lower part sets up the oil extraction structure, the both sides of copper sheathing set up the oil blanket, emollient by the oil feed structure gets into treat that lubricated region lubricates it, and under the restraint of oil blanket, by the oil extraction structure discharges.
Further, the lubricant is industrial gear oil.
Furthermore, the surface of copper sheathing sets up multichannel and leads the oil duct.
Furthermore, the oil inlet structure comprises n oil inlet holes uniformly distributed on the upper portion of the connecting rod assembly, the oil discharge structure comprises m oil discharge holes uniformly distributed on the lower portion of the connecting rod assembly, n is larger than or equal to 2, and m is larger than or equal to 2.
Further, the connecting rod assembly includes: the oil-gas separator comprises a connecting rod upper cover, a connecting rod lower cover, a connecting rod and a saw tooth, wherein the connecting rod upper cover and the connecting rod lower cover are sleeved on the crankshaft in a vertically matched manner, the oil inlet hole is formed in the connecting rod upper cover, and the oil discharge hole is formed in the connecting rod lower cover; and a second lubricating area is formed in a gap between the connecting rod and the saw teeth, and the lubricant enters the second lubricating area after passing through the oil discharge hole and then flows out along the second lubricating area.
Furthermore, the diameter of the oil inlet hole is less than or equal to 8mm, and the diameter of the oil discharge hole is less than or equal to 10 mm.
Furthermore, the saw teeth are connected with the connecting rod through screw teeth.
The utility model has the advantages that: 1. the thin oil is used as a lubricant, so that the lubricating grease is more energy-saving and environment-friendly compared with the traditional grease lubrication; 2. compared with an external circulation type lubricating structure, the lubricating device can realize accurate lubrication; 3. the oil leakage and oil splashing phenomena in the lubricating process can be effectively avoided; 4. the oil guide groove of the copper sleeve is utilized to enable lubricating oil to fully enter a lubricating area, so that the lubricating effect is achieved, and meanwhile heat generated by friction between the copper sleeve and the crankshaft can be taken away.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
fig. 2 is a sectional structure view of the embodiment of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1 to 2, a thin oil lubrication internal circulation structure of a crankshaft connecting rod assembly according to an embodiment of the present invention includes a crankshaft 4 and a connecting rod assembly that are matched with each other, a copper bush 3 is disposed between the connecting rod assembly and the crankshaft 4, and a plurality of oil guide grooves are disposed on the copper bush 3; the link assembly specifically includes: connecting rod upper cover 1, connecting rod lower cover 2, connecting rod 6 and saw tooth 7, connecting rod upper cover 1 and connecting rod lower cover 2 cooperate the cover from top to bottom to locate on bent axle 4, and connecting rod 6 connects connecting rod lower cover 2, and saw tooth 7 passes through the spiro union in the inside of connecting rod 2.
Two oil inlet holes 8 are arranged in the upper connecting rod cover 1, two oil outlet holes 9 are arranged in the lower connecting rod cover 2, and lubricating oil enters from the oil inlet holes 8 and then is fully immersed into a region to be lubricated between the crankshaft 4 and the connecting rod assembly by utilizing an oil guide groove on the copper bush 3, so that the lubricating effect is achieved, and heat generated by friction between the copper bush 3 and the crankshaft 4 can be taken away; then, under the restraint of oil seals 5 on two sides of the copper bush 3, the lubricating oil flows out along the oil discharge hole 9 along the gap between the connecting rod 6 and the saw teeth 7.
The utility model discloses an inner loop formula lubricating structure compares traditional extrinsic cycle formula lubricating structure, can save the use amount of lubricating oil greatly to can be at the use amount of the accurate control lubricating oil of lubricated in-process, common oil leak, the oil splash phenomenon can also be avoided in the extrinsic cycle lubricating structure simultaneously, improve the operational environment, possess good industrial application and worth.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a lubricated inner loop mechanism of thin oil of crankshaft connecting rod subassembly, includes matched with link assembly and bent axle, link assembly with set up the copper sheathing between the bent axle, link assembly with space formation between the copper sheathing treats lubricated region, its characterized in that: the upper portion of link assembly sets up the oil feed structure, link assembly's lower part sets up the oil extraction structure, the both sides of copper sheathing set up the oil blanket, emollient by the oil feed structure gets into treat that lubricated region lubricates it, and under the restraint of oil blanket, by the oil extraction structure discharges.
2. The thin oil lubrication internal circulation mechanism of a crankshaft connecting rod assembly according to claim 1, wherein the lubricant is industrial gear oil.
3. The thin oil lubrication internal circulation mechanism of the crankshaft connecting rod assembly according to claim 1, wherein a plurality of oil guide grooves are formed in the surface of the copper sleeve.
4. The thin oil lubrication internal circulation mechanism of the crankshaft connecting rod assembly according to claim 1, wherein the oil inlet structure comprises n oil inlet holes uniformly distributed at the upper part of the connecting rod assembly, the oil discharge structure comprises m oil discharge holes uniformly distributed at the lower part of the connecting rod assembly, n is greater than or equal to 2, and m is greater than or equal to 2.
5. The thin oil lubrication internal circulation mechanism of a crankshaft connecting rod assembly according to claim 4, wherein the connecting rod assembly comprises: the oil-gas separator comprises a connecting rod upper cover, a connecting rod lower cover, a connecting rod and a saw tooth, wherein the connecting rod upper cover and the connecting rod lower cover are sleeved on the crankshaft in a vertically matched manner, the oil inlet hole is formed in the connecting rod upper cover, and the oil discharge hole is formed in the connecting rod lower cover; and a second lubricating area is formed in a gap between the connecting rod and the saw teeth, and the lubricant enters the second lubricating area after passing through the oil discharge hole and then flows out along the second lubricating area.
6. The thin oil lubrication internal circulation mechanism of a crankshaft connecting rod assembly according to claim 5, wherein the diameter of the oil inlet hole is less than or equal to 8mm, and the diameter of the oil discharge hole is less than or equal to 10 mm.
7. The thin oil lubrication internal circulation mechanism of a crankshaft connecting rod assembly according to claim 5, wherein a thread connection is provided between the saw tooth and the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120210500.3U CN214404636U (en) | 2021-01-25 | 2021-01-25 | Thin oil lubrication internal circulation mechanism of crankshaft connecting rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120210500.3U CN214404636U (en) | 2021-01-25 | 2021-01-25 | Thin oil lubrication internal circulation mechanism of crankshaft connecting rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214404636U true CN214404636U (en) | 2021-10-15 |
Family
ID=78047816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120210500.3U Active CN214404636U (en) | 2021-01-25 | 2021-01-25 | Thin oil lubrication internal circulation mechanism of crankshaft connecting rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214404636U (en) |
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2021
- 2021-01-25 CN CN202120210500.3U patent/CN214404636U/en active Active
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