CN111577878B - Lubricating oil way of planet carrier - Google Patents

Lubricating oil way of planet carrier Download PDF

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Publication number
CN111577878B
CN111577878B CN202010482442.XA CN202010482442A CN111577878B CN 111577878 B CN111577878 B CN 111577878B CN 202010482442 A CN202010482442 A CN 202010482442A CN 111577878 B CN111577878 B CN 111577878B
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China
Prior art keywords
main body
lubricating
frame
same
body shell
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CN202010482442.XA
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CN111577878A (en
Inventor
李秦
吴锁平
常俊
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Jiangsu Xingxing Heavy Duty Gearbox Co ltd
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Jiangsu Xingxing Heavy Duty Gearbox Co ltd
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Publication of CN111577878A publication Critical patent/CN111577878A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/042Guidance of lubricant
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0434Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps; Pressure control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0467Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479Gears or bearings on planet carriers

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)

Abstract

The invention discloses a lubricating oil circuit of a planet carrier, which comprises: a main body housing; a main body structure detachably disposed within the main body housing; the invention relates to the technical field of gear transmission, in particular to a butt joint structure which is detachably arranged on a main body shell, wherein a certain amount of lubricating oil is stored while a planet carrier is arranged through the main body structure, and each internal planet gear can be respectively meshed by virtue of the rotation of the planet carrier, so that the uniform smearing is realized; the main body structure can be sealed and protected through the butt joint structure; through the whole, can realize forming new lubricated oil circuit after the planet carrier installation, make things convenient for lubricated gear.

Description

Lubricating oil way of planet carrier
Technical Field
The invention relates to the technical field of gear transmission, in particular to a lubricating oil circuit of a planet carrier.
Background
The planet carrier is one of the main components of the planetary gear transmission device, and a planet wheel shaft or a bearing is arranged on the planet carrier; when the planet wheel is used as a basic component, the planet wheel is the part which bears the maximum external moment in the mechanism; the structural design and the manufacture of the planet wheels have great influence on the load distribution among the planet wheels so as to the bearing capacity, the noise, the vibration and the like of the transmission device;
the existing planet carrier is light in weight, good in rigidity and convenient to process and assemble, but the structure of the existing planet carrier is single, particularly when lubricating oil is added integrally, the lubricating oil is easy to splash among all planetary gears, the lubricating oil cannot be uniformly smeared, the friction among the gears is large in use, and the gears are easy to damage, so that the lubricating oil way of the existing planet carrier is designed.
Disclosure of Invention
The invention aims to provide a lubricating oil way of a planet carrier, which is used for solving the problems of convenience in disassembly and uniform lubricating oil addition.
In order to achieve the purpose, the invention provides the following technical scheme: a lubrication circuit of a carrier, comprising:
a main body housing;
a main body structure detachably disposed within the main body housing;
a docking structure detachably mounted on the main body case;
the body structure, includes: the device comprises a bearing frame, a lubrication frame, a plug, a plurality of long rod bolts with the same structure and a planet carrier;
the main body shell is of a front wall-free cylindrical structure, the upper end and the lower end of the rear side wall of the main body shell are respectively provided with a first fastening threaded hole with the same structure, the center parts of the left end and the right end of the main body shell are respectively provided with a pair of second fastening threaded holes with the same structure, the front wall of the main body shell is provided with a plurality of mounting threaded holes with the same structure along an equal circumferential distance, the bearing frame is detachably arranged on the rear side wall in the main body shell and is positioned below a central line, the side walls of the left end and the right end of the bearing frame are respectively provided with a first fastening hole which penetrates through the main body shell in the same structure, the center part of the bottom end of the bearing frame is provided with a second fastening hole, the lubricating frame is detachably arranged on the rear side wall in the main body shell and is positioned above the central line and is in butt joint with the fastening hole, the left end and the right end of the lubricating frame are respectively provided with a third fastening hole which is the same as the first fastening hole, and a fourth fastening hole which is the same as the second fastening hole is formed in the center of the top end of the lubricating frame, an oil storage cavity is formed in the upper wall of the lubricating frame, three first oil discharge holes which are the same in structure are formed in the inner lower wall of the lubricating frame at equal intervals, sealing threaded holes which are the same as the oil storage cavity are formed in the upper wall of the lubricating frame, the plug is movably screwed in the sealing threaded holes in the upper wall of the lubricating frame, one end of each long rod bolt movably penetrates through the first fastening hole and the second fastening hole of the bearing frame and the third fastening hole and the fourth fastening hole of the lubricating frame respectively and is movably screwed in the first fastening threaded hole and the second fastening threaded hole respectively, the planet carrier is movably embedded between the bearing frame and the lubricating frame, and a plurality of second oil discharge holes which are the same in structure are formed in the center of the side wall of the planet carrier.
Preferably, the docking structure includes: the shielding cover, two pairs of mounting bolts with the same structure and a bearing;
the shielding cover is detachably arranged on the front wall edge of the main body shell, two pairs of mounting through holes which are identical in structure and correspond to the mounting threaded holes are formed in the circumference of the shielding cover at equal intervals, one end of each mounting bolt movably penetrates through the mounting through hole of the shielding cover and is movably screwed in the mounting threaded holes in the front wall edge of the main body shell, and the bearing is fixedly embedded in the rear side wall of the main body shell and is positioned in the center.
Preferably, the mounting bolt and the long rod bolt are both in a hexagonal structure.
Preferably, the bearing frame and the lubricating frame are the same, are of arc structures and have the same diameter.
Preferably, the plug is of a plastic screw construction.
Preferably, the bearing frame and the central part of the inner side wall of the lubricating frame are both of a convex structure.
Preferably, the planet carrier is of a circular ring internal tooth structure, and the outer side wall of the planet carrier is of a concave ring structure.
The invention has the following beneficial effects:
1. according to the invention, a certain amount of lubricating oil is stored while the planet carrier is installed through the main body structure, and each internal planet gear can be respectively meshed by virtue of the rotation of the planet carrier, so that uniform coating is realized;
2. according to the invention, the main body structure can be sealed and protected through the butt joint structure;
3. according to the invention, through integration, a new lubricating oil path can be formed after the planet carrier is installed, and the gear is convenient to lubricate.
Drawings
FIG. 1 is a schematic view of the split structure of the present invention;
FIG. 2 is a schematic view of the assembled structure of the present invention;
fig. 3 is a schematic diagram of a partially enlarged structure a of the present invention.
In the figure: 1. main part shell, 2, major structure, 21, bear the frame, 22, lubricated frame, 23, jam, 24, stock bolt, 25, planet carrier, 3, butt joint structure, 31, shelter from lid, 32, construction bolt, 33, bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a lubrication circuit of a carrier, comprising: a main body case 1; a main body structure 2 detachably disposed in the main body casing 1; a docking structure 3 detachably disposed on the main body case 1; a body structure 2 comprising: the lubricating device comprises a bearing frame 21, a lubricating frame 22, a plug 23, a plurality of long rod bolts 24 with the same structure and a planet carrier 25; the main body shell 1 is of a front wall-free cylindrical structure, the upper end and the lower end of the rear side wall of the main body shell are respectively provided with a first fastening threaded hole with the same structure, the central parts of the left end and the right end of the main body shell are respectively provided with a pair of second fastening threaded holes with the same structure, the front wall of the main body shell 1 is provided with a plurality of mounting threaded holes with the same structure along the equal circumferential distance, the bearing frame 21 is detachably arranged on the inner rear side wall of the main body shell 1 and is positioned below a central line, the side walls of the left end and the right end of the bearing frame 21 are respectively provided with a first fastening hole which penetrates through the main body shell with the same structure, the central part of the bottom end of the bearing frame is provided with a second fastening hole, the lubricating frame 22 is detachably arranged on the inner rear side wall of the main body shell 1 and is positioned above the central line and is in fit with the bearing frame 21, and is in butt joint with a third fastening hole which is the same as the first fastening hole at the left end and the right end of the lubricating frame 22, a fourth fastening hole which is the same as the second fastening hole is formed in the center of the top end of the lubricating frame, an oil storage cavity is formed in the upper wall of the lubricating frame 22, three first oil discharge holes which are the same in structure are formed in the inner lower wall of the lubricating frame at equal intervals, sealing threaded holes which are the same as the oil storage cavity are formed in the upper wall of the lubricating frame 22, a plug 23 is movably screwed in the sealing threaded holes in the upper wall of the lubricating frame 22, one end of each of a plurality of long rod bolts 24 movably penetrates through the first fastening opening and the second fastening hole of the bearing frame 21 and the third fastening hole and the fourth fastening hole of the lubricating frame 22 respectively and is movably screwed in the first fastening threaded hole and the second fastening threaded hole respectively, the planet carrier 25 is movably embedded between the bearing frame 21 and the lubricating frame 22, and a plurality of second oil discharge holes which are the same in structure are formed in the center of the side wall of the lubricating frame; the main structure 2 can rotate the carrier 25 and supply lubricating oil to lubricate the internal gears.
Preferably, the docking structure 3 further includes: a shielding cover 31, two pairs of mounting bolts 32 with the same structure and a bearing 33;
the shielding cover 31 is detachably arranged on the front wall edge of the main body shell 1, two pairs of mounting through holes which have the same structure and correspond to the mounting threaded holes are formed in the circumference of the shielding cover 31 at equal intervals, one ends of two pairs of mounting bolts 32 respectively and movably penetrate through the mounting through holes of the shielding cover 31 and are respectively and movably screwed in the mounting threaded holes in the front wall edge of the main body shell 1, and the bearing 33 is fixedly embedded in the rear side wall of the main body shell 1 and is positioned in the center.
Preferably, the mounting bolt 32 and the long rod bolt 24 are hexagonal structures for easy fastening.
Preferably, the bearing frame 21 and the lubricating frame 22 are identical, are of an arc structure, and have the same diameter, so that the bearing frame is designed according to the requirement and is convenient to mount.
Preferably, the plug 23 is a plastic screw structure.
As a preferable scheme, furthermore, the central parts of the inner side walls of the bearing frame 21 and the lubricating frame 22 are both of a convex structure for meeting design requirements and realizing limiting.
Preferably, the planet carrier 25 has a circular ring internal tooth structure, and the outer side wall thereof has a concave ring structure.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
Example (b): as can be known from the attached figures 1-3 of the specification, the bearing frame 21 in the main body structure 2 is firstly installed in the main body shell 1 through the long rod bolt 24, then the bottom end of the planet carrier 25 is fitted into the bearing seat, then the lubricant is sleeved on the top end of the planet carrier 25 and is fitted with the bearing frame 21, and then the bearing frame is fixed on the rear side wall of the main body shell 1 for limiting by the long rod bolt 24; lubricating oil can be added into the lubricating agent through the sealed threaded hole and is sealed by the plug 23; according to actual use conditions, each planetary gear is arranged to be meshed with the planet carrier 25, and the power shaft can rotate through the bearing 33; and finally, the shielding cover 31 is installed on the main body shell 1 for protection by means of the installation bolt 32 in the butt joint structure 3; then in the rotation of each planetary gear, the planetary carrier 25 is driven to rotate between the bearing frame 21 and the lubricating frame 22, and the lubricating oil slowly flows into the side wall groove of the planetary carrier 25 through the first oil discharging hole and between the lubricating oil and the bearing frame 21 and the convex part of the inner side wall of the lubricating oil, so that the lubricating rotation of the planetary carrier 25 is realized; meanwhile, lubricating oil can penetrate through the second oil discharge hole in the side wall of the planet carrier 25 to be adhered to the inner teeth, and then rolling is carried out in the rotation of each planet gear to realize uniform oiling.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A lubrication circuit of a carrier, comprising:
a main body casing (1);
a main body structure (2) detachably disposed within the main body housing (1);
a docking structure (3) detachably mounted on the main body case (1);
the body structure (2) comprising: the lubricating device comprises a bearing frame (21), a lubricating frame (22), a plug (23), a plurality of long rod bolts (24) with the same structure and a planet carrier (25);
the main body shell (1) is of a front wall-free cylindrical structure, the upper end and the lower end of the inner rear side wall of the main body shell are respectively provided with a first fastening threaded hole with the same structure, the central parts of the left end and the right end of the inner rear side wall of the main body shell are respectively provided with a pair of second fastening threaded holes with the same structure, the front wall of the main body shell (1) is provided with a plurality of mounting threaded holes with the same structure along the same circumferential distance, the bearing frame (21) is detachably arranged on the inner rear side wall of the main body shell (1) and is positioned below the central line, the side walls of the left end and the right end of the bearing frame (21) are respectively provided with a first fastening hole with the same structure and penetrating through, the central part of the bottom end of the bearing frame is provided with a second fastening hole, the lubricating carriage (22) is detachably arranged on the inner rear side wall of the main body shell (1) and is positioned above the central line, the lubricating device is matched and butted with the bearing frame (21), the side walls of the left end and the right end of the lubricating frame (22) are respectively provided with a third fastening hole which is the same as the first fastening hole, the center part of the top end of the side wall of the lubricating frame is provided with a fourth fastening hole which is the same as the second fastening hole, the upper wall of the lubricating frame (22) is internally provided with an oil storage cavity, the inner lower wall of the lubricating frame is equidistantly provided with three first oil discharge holes which are the same in structure, the upper wall of the lubricating frame is provided with a sealing threaded hole which is corresponding to the oil storage cavity, the plug (23) is movably screwed in the sealing threaded hole of the upper wall of the lubricating frame (22), one end of each of the plurality of long rod bolts (24) respectively and movably penetrates through the first fastening hole and the second fastening hole of the bearing frame (21) and the third fastening hole and the fourth fastening hole of the lubricating frame (22), and the activity is connect in first fastening screw hole and second fastening screw hole soon respectively, planet carrier (25) are ring internal tooth structure, planet carrier (25) activity is inlayed and is installed between bearing frame (21) and lubricating frame (22), and it has seted up the same second oil drain hole of a plurality of structures to make lubricating oil pass the adhesion on the ring internal tooth.
2. The lubrication circuit of a carrier according to claim 1, wherein: the docking structure (3) comprises: a shielding cover (31), four mounting bolts (32) with the same structure and a bearing (33);
the shielding cover (31) is detachably arranged on the front wall edge of the main body shell (1), four mounting through holes which are identical in structure and correspond to the mounting threaded holes are formed in the circumference of the shielding cover at equal intervals, one end of each of the four mounting bolts (32) movably penetrates through the mounting through holes of the shielding cover (31) respectively and is movably screwed in the mounting threaded holes in the front wall edge of the main body shell (1) respectively, and the bearing (33) is fixedly embedded in the rear side wall of the main body shell (1) and is positioned in the center.
3. The lubrication circuit of a carrier according to claim 2, wherein: the mounting bolt (32) and the long rod bolt (24) are both in a hexagonal structure.
4. The lubrication circuit of a carrier according to claim 1, wherein: the bearing frame (21) and the lubricating frame (22) are the same, are of arc structures and have the same diameter.
5. The lubrication circuit of a carrier according to claim 1, wherein: the plug (23) is of a plastic screw structure.
6. The lubrication circuit of a carrier according to claim 1, wherein: the central parts of the inner side walls of the bearing frame (21) and the lubricating frame (22) are both of a convex structure.
CN202010482442.XA 2020-05-30 2020-05-30 Lubricating oil way of planet carrier Active CN111577878B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010482442.XA CN111577878B (en) 2020-05-30 2020-05-30 Lubricating oil way of planet carrier

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Application Number Priority Date Filing Date Title
CN202010482442.XA CN111577878B (en) 2020-05-30 2020-05-30 Lubricating oil way of planet carrier

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CN111577878A CN111577878A (en) 2020-08-25
CN111577878B true CN111577878B (en) 2022-12-06

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011121434A1 (en) * 2011-12-16 2013-06-20 Robert Bosch Gmbh Planetary gear, in particular for a wind power plant with a lubricating oil feed formed in a planetary web to bearing points
CN105134911A (en) * 2015-09-21 2015-12-09 宁波夏厦齿轮有限公司 Mirror surface adjusting tail-end large gear of solar power station
CN107781402B (en) * 2016-08-30 2020-04-10 中车戚墅堰机车车辆工艺研究所有限公司 Planet carrier and planetary gear box comprising same
CN209818660U (en) * 2019-02-14 2019-12-20 绵阳市中联机器制造有限公司 Planet wheel hub reduction gear
CN109702622B (en) * 2019-03-01 2020-09-15 瑞安市塘下作虎标准件拉丝加工厂 A three-axis planetary derusting machine

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