CN204985565U - Planetary gearbox structure of lathe - Google Patents
Planetary gearbox structure of lathe Download PDFInfo
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- CN204985565U CN204985565U CN201520772602.9U CN201520772602U CN204985565U CN 204985565 U CN204985565 U CN 204985565U CN 201520772602 U CN201520772602 U CN 201520772602U CN 204985565 U CN204985565 U CN 204985565U
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- gear
- driving gear
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- lathe
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Abstract
The utility model discloses a planetary gearbox structure of lathe, it includes a box, set up a power input shaft and power take off's planet carrier in it, power input shaft's the one end and the one end of tertiary driven gear group link to each other, the other end is installed on the box through a bearing, and the fixed sun gear of power input shaft's other end installation, with install the planetary gear who serves at planet carrier no. 1 and mesh mutually, and the inner circle gear mesh of planetary gear and ring gear, the outer lane tooth and a reducing gear of ring gear mesh mutually, reducing gear's one end is passed through the bearing and is installed on the box, the other end is connected with a tertiary poleless speed adjusting gear through a transmission shaft, and tertiary poleless speed adjusting gear is connected through the output shaft of a shaft coupling with a buncher. The utility model discloses the heavy cut and the enough big motor torque of realization lathe combine together among the planetary gearbox structure of lathe through stepped shift speed structure and infinitely variable speed structure to the speed governing scope has been enlarged.
Description
Technical field
The utility model relates to machining equipment field, particularly a kind of planetary transmission structure of lathe.
Background technique
Numerical control machine tool motion generally all adopts servo principal axis motor to cut the source of power as main shaft, realize stepless time adjustment, but when cutting, should meeting heavy cut, to meet the moment of torsion of motor again enough large, if depend merely on speed-adjustable motor cannot meet, therefore, need mechanical step change mechanism of connecting after stepless time adjustment motor, thus meet speed adjustable range and torque demand.
In view of above-mentioned defect, the utility model creator obtains the utility model finally through long research and practice.
Model utility content
Main purpose of the present utility model is the planetary transmission structure providing a kind of lathe.
For reaching above object, the technical solution adopted in the utility model is: a kind of planetary transmission structure of lathe, the planetary transmission structure of described lathe comprises a casing, the planet carrier of one power input shaft and Power output is set in it, one end of described power input shaft is connected with one end of one or three grades of passive tooth wheels, the other end of described three grades of passive tooth wheels is arranged on described casing by a bearing, and a sun gear is fixed in the installation of the other end of described power input shaft, described sun gear is meshed with the planetary pinion be arranged on described planet carrier one end, and described planetary pinion is meshed with the internal ring gear of gear ring, the outer ring tooth of described gear ring is meshed with a reduction gear, one end of described reduction gear is arranged on described casing by described bearing, the other end is connected with one or three grades of stepless time adjustment gears by a transmission shaft, and described three grades of stepless time adjustment gears are connected by the output shaft of a coupling with a speed-adjustable motor, and be arranged on described casing by described bearing, power is exported by the end of described planet carrier.
Combined with electrodeless variable-speed structure by step change structure in the planetary transmission structure of lathe described in the utility model, realize the heavy cut of lathe and enough large Motor torque, and expand speed adjustable range, and the stable drive between gear.
Preferably, described three grades of stepless time adjustment gear trains comprise the first electrodeless driving gear, the second electrodeless driving gear and the 3rd electrodeless driving gear, and be nested on described transmission shaft successively, described first electrodeless driving gear, the second electrodeless driving gear and the 3rd electrodeless driving gear are all provided with an automatic clutch, and described first electrodeless driving gear, the second electrodeless driving gear and the 3rd electrodeless driving gear engage each other with three gears on described three grades of passive tooth wheels respectively; Described three grades of passive tooth wheels are provided with described automatic clutch.
Accompanying drawing explanation
Fig. 1 is the structural representation of the planetary transmission structure of the utility model lathe.
Embodiment
Below describe and realize the utility model for disclosing the utility model to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.
Refer to shown in Fig. 1, it is the structural representation of the planetary transmission structure of the utility model lathe, the planetary transmission structure of described lathe comprises a casing 1, the planet carrier 3 of one power input shaft 2 and Power output is set in it, one end of described power input shaft 2 is connected with one end of one or three grades of passive tooth wheels 4, the other end of described three grades of passive tooth wheels 4 is arranged on described casing 1 by a bearing, and a sun gear 5 is fixed in the installation of the other end of described power input shaft 2, described sun gear 5 is meshed with the planetary pinion 6 be arranged on described planet carrier 3 one end, and described planetary pinion 6 is meshed with the internal ring gear of gear ring 7, the outer ring tooth of described gear ring 7 is meshed with a reduction gear 8, one end of described reduction gear 8 is arranged on described casing 1 by described bearing, the other end is connected with one or three grades of stepless time adjustment gear trains 10 by a transmission shaft 9, and described three grades of stepless time adjustment gear trains 10 are connected by the output shaft of a coupling 11 with a speed-adjustable motor 12, and be arranged on described casing 1 by described bearing, power is exported by the end of described planet carrier 3.
Described three grades of stepless time adjustment gear trains 10 comprise the first electrodeless driving gear 102 of electrodeless driving gear 101, second and the 3rd electrodeless driving gear 103, and be nested on described transmission shaft 9 successively, the described first electrodeless driving gear 102 of electrodeless driving gear 101, second and the 3rd electrodeless driving gear 103 are all provided with an automatic clutch 104, and the described first electrodeless driving gear 102 of electrodeless driving gear 101, second and the 3rd electrodeless driving gear 103 engage each other with three gears on described three grades of passive tooth wheels 4 respectively; Described three grades of passive tooth wheels 4 are provided with described automatic clutch 104.
The kernel of gear described above closes and is: the engagement of described sun gear 5, planetary pinion 6, reduction gear 8 and described gear ring 7 realizes step change, described three grades of stepless time adjustment gear trains 10 engage with described three grades of passive tooth wheels 4 and realize electrodeless variable-speed, by step change structure being combined with electrodeless variable-speed structure, realize the heavy cut of lathe and enough large Motor torque.
Combined with electrodeless variable-speed structure by step change structure in the planetary transmission structure of lathe described in the utility model, realize the heavy cut of lathe and enough large Motor torque, and expand speed adjustable range, and the stable drive between gear.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (2)
1. the planetary transmission structure of a lathe, it is characterized in that, the planetary transmission structure of described lathe comprises a casing, the planet carrier of one power input shaft and Power output is set in it, one end of described power input shaft is connected with one end of one or three grades of passive tooth wheels, the other end of described three grades of passive tooth wheels is arranged on described casing by a bearing, and a sun gear is fixed in the installation of the other end of described power input shaft, described sun gear is meshed with the planetary pinion be arranged on described planet carrier one end, and described planetary pinion is meshed with the internal ring gear of gear ring, the outer ring tooth of described gear ring is meshed with a reduction gear, one end of described reduction gear is arranged on described casing by described bearing, the other end is connected with one or three grades of stepless time adjustment gears by a transmission shaft, and described three grades of stepless time adjustment gears are connected by the output shaft of a coupling with a speed-adjustable motor, and be arranged on described casing by described bearing, power is exported by the end of described planet carrier.
2. the planetary transmission structure of lathe according to claim 1, it is characterized in that, described three grades of stepless time adjustment gear trains comprise the first electrodeless driving gear, second electrodeless driving gear and the 3rd electrodeless driving gear, and be nested on described transmission shaft successively, described first electrodeless driving gear, second electrodeless driving gear and the 3rd electrodeless driving gear are all provided with an automatic clutch, and described first electrodeless driving gear, second electrodeless driving gear and the 3rd electrodeless driving gear engage each other with three gears on described three grades of passive tooth wheels respectively, described three grades of passive tooth wheels are provided with described automatic clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520772602.9U CN204985565U (en) | 2015-09-26 | 2015-09-26 | Planetary gearbox structure of lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520772602.9U CN204985565U (en) | 2015-09-26 | 2015-09-26 | Planetary gearbox structure of lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204985565U true CN204985565U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520772602.9U Active CN204985565U (en) | 2015-09-26 | 2015-09-26 | Planetary gearbox structure of lathe |
Country Status (1)
| Country | Link |
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| CN (1) | CN204985565U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757857A (en) * | 2018-08-16 | 2018-11-06 | 东莞力嘉塑料制品有限公司 | A kind of epicyclic gearbox that can realize three kinds of transmission ratios |
| CN110216512A (en) * | 2019-07-08 | 2019-09-10 | 哈尔滨理工大学 | A kind of electromagnetic clutch speed changing type numerically controlled lathe main transmission |
-
2015
- 2015-09-26 CN CN201520772602.9U patent/CN204985565U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757857A (en) * | 2018-08-16 | 2018-11-06 | 东莞力嘉塑料制品有限公司 | A kind of epicyclic gearbox that can realize three kinds of transmission ratios |
| CN108757857B (en) * | 2018-08-16 | 2023-07-21 | 东莞力嘉塑料制品有限公司 | Planetary gear box capable of realizing three transmission ratios |
| CN110216512A (en) * | 2019-07-08 | 2019-09-10 | 哈尔滨理工大学 | A kind of electromagnetic clutch speed changing type numerically controlled lathe main transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 315300, 1455, Tong Bei Road, Gu Tong Street, Cixi, Zhejiang, Ningbo Patentee after: Ningbo Kincaid machine tool Limited by Share Ltd Address before: 315300, No. 1455 sun Tong North Road, Cixi, Zhejiang, Ningbo Patentee before: Ningbo Jinkai Machine Tool Manufacture Co., Ltd. |