CN211259588U - Automatic lubrication reduction gearbox - Google Patents
Automatic lubrication reduction gearbox Download PDFInfo
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- CN211259588U CN211259588U CN201921869826.6U CN201921869826U CN211259588U CN 211259588 U CN211259588 U CN 211259588U CN 201921869826 U CN201921869826 U CN 201921869826U CN 211259588 U CN211259588 U CN 211259588U
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- shell
- plunger pump
- distribution valve
- outlet
- reduction gearbox
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Abstract
The utility model relates to a speed reducer, in particular to an automatic lubrication reduction gearbox, which comprises a shell, wherein an input shaft and an output shaft are arranged in the shell, a gear set is arranged between the input shaft and the output shaft, an installation shaft of any gear in the gear set is connected with the shell through a bearing seat, lubricating oil is injected in the shell, a plunger pump is arranged in the shell, an inlet pipe of the plunger pump extends into the lubricating oil layer, an eccentric wheel set for driving the plunger pump is arranged on the output shaft, a distribution valve is arranged outside the shell, an inlet of the distribution valve is communicated with an outlet of the plunger pump, an outlet of the distribution valve is communicated with the bearing seat, automatic lubrication is carried out through the plunger pump, the use stability of the reduction gearbox can be effectively improved, the service life of the reduction gearbox can be effectively prolonged, the rotating speed of the output shaft is slow, the plunger pump is, can effectual protection plunger pump and distribution valve, can avoid oil splash simultaneously.
Description
Technical Field
The utility model relates to a reduction gear especially relates to an automatic lubrication reducing gear box.
Background
The reduction gear serves to match the rotational speed and the torque transmission between the prime mover and the working machine or the actuator, and is used in modern machines in a very wide range of applications. The speed reducer can be divided into two categories of a general speed reducer and a special speed reducer according to purposes, and the design, the manufacture and the use characteristics of the general speed reducer and the special speed reducer are different.
In stirring machinery, especially in the stirring of building engineering, need mix various materials, because the material volume is big, need great stirring torque, because the output torque of motor is less, need use the reduction gear to reduce output rotational speed, improve output torque, guarantee stirring stability, protection motor that simultaneously can be fine.
Because the reduction gear passes through the gear and transmits, fix a position the gear through bearing and axle, need lubricate, the mode of commonly using is to add lubricating oil in the reduction gear box to regularly supply, troublesome poeration, some technical scheme lubricate through external oil circuit in addition, easy operation, but the maintenance is troublesome, and easy damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a job stabilization nature height, can self-lubricate's self-lubricate reducing gear box.
The utility model discloses a realize through following technical scheme: the automatic lubrication reduction gearbox comprises a shell, wherein an input shaft and an output shaft which extend outwards are arranged in the shell, a gear set is arranged between the input shaft and the output shaft, an installation shaft of any gear in the gear set is connected with the shell through a bearing seat, lubricating oil is injected into the shell, a plunger pump is arranged in the shell, an inlet pipe of the plunger pump extends into a lubricating oil layer, an eccentric wheel set used for driving the plunger pump is arranged on the output shaft, a distribution valve is arranged outside the shell, an inlet of the distribution valve is communicated with an outlet of the plunger pump, and an outlet of the distribution valve is communicated to the bearing seat.
Furthermore, the plunger pump comprises a shell, an oil cavity is arranged in the shell, a push rod is arranged at one end of the oil cavity in a sealing mode, a reset spring is arranged between the inner end of the push rod and the end portion of the oil cavity, the oil cavity is connected with an inlet pipe and an outlet pipe, an inlet check valve is arranged at the inlet pipe, and an outlet check valve is arranged at the outlet pipe.
Furthermore, the eccentric wheelset comprises a driving wheel eccentrically sleeved on the output shaft through a key, a driving bearing is sleeved outside the driving wheel in an interference fit manner, and the outer end of the push rod is perpendicular to the outer side face of the driving bearing.
Further, the distribution valve is a valve body with one inlet and a plurality of outlets.
Further, an inlet of the distribution valve is communicated with an outlet of the plunger pump through an oil pipe, and an outlet of the distribution valve is communicated to the bearing seat through the oil pipe.
Further, an oil filling opening matched with the distribution valve is arranged on the bearing seat.
The beneficial effects of the utility model reside in that: the plunger pump is automatically lubricated, so that the use stability of the reduction gearbox can be effectively improved, the service life can be effectively prolonged, the plunger pump is combined with the output shaft due to the slow rotating speed of the output shaft, the working frequency of the plunger pump can be reduced, the rapid change of oil pressure in an oil cavity can be avoided, the plunger pump and a distribution valve can be effectively protected, and oil splashing can be avoided; the plunger pump mainly comprises a shell, a push rod, a return spring, an inlet pipe, an outlet pipe, an inlet check valve and an outlet check valve, and has simple structure and high working stability; the push rod is pushed to act through the driving wheel and the driving bearing, so that friction can be reduced, transition is stable, and the working stability of the plunger pump is ensured.
Drawings
FIG. 1 is a schematic view of embodiment 1 in partial section;
FIG. 2 is a schematic diagram of a plunger pump;
wherein: 1-shell, 2-input shaft, 3-gear, 4-plunger pump, 5-output shaft, 6-bearing seat, 7-distribution valve, 8-oil pipe, 9-eccentric wheel group, 10-driving wheel, 11-driving bearing, 12-key, 13-shell, 14-push rod, 15-reset spring, 16-inlet one-way valve, 17-outlet one-way valve, 18-inlet pipe and 19-outlet pipe.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-2, an automatic lubrication reduction gearbox comprises a shell 1, the shell 1 is formed by welding steel plates, an input shaft 2 and an output shaft 5 which extend outwards are installed in the shell, a gear set is installed between the input shaft and the output shaft, an installation shaft of any gear 3 in the gear set is connected with the shell through a bearing seat 6, lubricating oil is injected into the shell, a plunger pump fixing plate is installed in the shell, a plunger pump 4 is installed on the plunger pump fixing plate, the plunger pump comprises a stainless steel shell 13, an oil cavity is formed in the shell, a push rod 14 is installed at one end of the oil cavity in a sealing mode, a reset spring 15 is installed between the inner end of the push rod and the end of the oil cavity, the oil cavity is connected with an inlet pipe 18 and an outlet pipe 19, an inlet check valve 16 is installed at the inlet pipe, an outlet check valve 17 is installed at the, the eccentric wheel set comprises a driving wheel 10 eccentrically sleeved on an output shaft through a key 12, a driving bearing 11 is sleeved outside the driving wheel in an interference fit manner, the outer end of a push rod is perpendicular to the outer side surface of the driving bearing, the outer end of the push rod is hemispherical, the push rod is quenched and has high surface hardness, the output shaft can push the push rod to reciprocate through the eccentric wheel set in the rotating process so as to enable the plunger pump to work, a distribution valve 7 is installed outside the shell, the distribution valve is a valve body with a plurality of inlets and a plurality of outlets, the inlet of the distribution valve is communicated with the outlet of the plunger pump through an oil pipe 8, the outlet of the distribution valve is communicated to a bearing seat through the oil pipe, an oil filling port matched with the distribution valve is processed on the bearing seat, lubricating oil can enter the bearing seat through the oil filling port and then seeps, in this embodiment, because the rotational speed of output shaft is slower, combine plunger pump and output shaft, can reduce the operating frequency of plunger pump, can avoid the oil pressure of oil intracavity to change rapidly simultaneously, can effectual protection plunger pump and distributing valve, a plurality of exit tubes are connected to the distributing valve, and the oil pressure of exit tube department is low, can avoid oil injection mouth department oil splash, guarantees life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. An automatic lubrication reduction gearbox is characterized in that: the plunger pump comprises a shell, wherein an input shaft and an output shaft which extend outwards are arranged in the shell, a gear set is arranged between the input shaft and the output shaft, an installation shaft of any gear in the gear set is connected with the shell through a bearing seat, lubricating oil is injected into the shell, a plunger pump is arranged in the shell, an inlet pipe of the plunger pump extends into a lubricating oil layer, an eccentric wheel set used for driving the plunger pump is arranged on the output shaft, a distribution valve is arranged outside the shell, an inlet of the distribution valve is communicated with an outlet of the plunger pump, and an outlet of the distribution valve is communicated to the bearing seat.
2. The self-lubricating reduction gearbox of claim 1, wherein: the plunger pump comprises a shell, an oil cavity is arranged in the shell, a push rod is hermetically arranged at one end of the oil cavity, a reset spring is arranged between the inner end of the push rod and the end part of the oil cavity, the oil cavity is connected with an inlet pipe and an outlet pipe, an inlet check valve is arranged at the inlet pipe, and an outlet check valve is arranged at the outlet pipe.
3. The self-lubricating reduction gearbox of claim 2, wherein: the eccentric wheelset comprises a driving wheel eccentrically sleeved on the output shaft through a key, a driving bearing is sleeved outside the driving wheel in an interference fit manner, and the outer end of the push rod is perpendicular to the outer side face of the driving bearing.
4. The self-lubricating reduction gearbox of claim 1, wherein: the distribution valve is a valve body with one inlet and a plurality of outlets.
5. The self-lubricating reduction gearbox of claim 1, wherein: the inlet of the distribution valve is communicated with the outlet of the plunger pump through an oil pipe, and the outlet of the distribution valve is communicated to the bearing seat through an oil pipe.
6. The self-lubricating reduction gearbox of claim 5, wherein: and an oil filling port matched with the distribution valve is arranged on the bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869826.6U CN211259588U (en) | 2019-11-01 | 2019-11-01 | Automatic lubrication reduction gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921869826.6U CN211259588U (en) | 2019-11-01 | 2019-11-01 | Automatic lubrication reduction gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259588U true CN211259588U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921869826.6U Active CN211259588U (en) | 2019-11-01 | 2019-11-01 | Automatic lubrication reduction gearbox |
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| CN (1) | CN211259588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116642004A (en) * | 2023-06-06 | 2023-08-25 | 江苏盛安传动股份公司 | Double-star precise speed reducer convenient to use and use method thereof |
-
2019
- 2019-11-01 CN CN201921869826.6U patent/CN211259588U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116642004A (en) * | 2023-06-06 | 2023-08-25 | 江苏盛安传动股份公司 | Double-star precise speed reducer convenient to use and use method thereof |
| CN116642004B (en) * | 2023-06-06 | 2023-11-03 | 江苏盛安传动股份公司 | Double-star precise speed reducer convenient to use and use method thereof |
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