CN112340628A - A compact shell output built-in hoisting and hoisting gearbox - Google Patents

A compact shell output built-in hoisting and hoisting gearbox Download PDF

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Publication number
CN112340628A
CN112340628A CN202011500106.XA CN202011500106A CN112340628A CN 112340628 A CN112340628 A CN 112340628A CN 202011500106 A CN202011500106 A CN 202011500106A CN 112340628 A CN112340628 A CN 112340628A
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CN
China
Prior art keywords
gear train
planetary gear
hoisting
final
stage
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Pending
Application number
CN202011500106.XA
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Chinese (zh)
Inventor
周亚政
屈桂兰
张志峰
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Jiangsu Tailong Decelerator Machinery Co Ltd
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Jiangsu Tailong Decelerator Machinery Co Ltd
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Application filed by Jiangsu Tailong Decelerator Machinery Co Ltd filed Critical Jiangsu Tailong Decelerator Machinery Co Ltd
Priority to CN202011500106.XA priority Critical patent/CN112340628A/en
Priority to PCT/CN2020/139338 priority patent/WO2022126709A1/en
Publication of CN112340628A publication Critical patent/CN112340628A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/14—Power transmissions between power sources and drums or barrels
    • B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
    • F16H57/0431—Means for guiding lubricant directly onto a tooth surface or to foot areas of a gear, e.g. by holes or grooves in a tooth flank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479—Gears or bearings on planet carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0482—Gearings with gears having orbital motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing

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

Abstract

本发明涉及减速机领域，提供了紧凑型壳输出内藏式卷扬提升齿轮箱。复合行星传动轮系包括两个或多个周转轮系和一个定轴轮系，组成一个复合行星轮系，传动轴与初级行星轮系的太阳轮相连，同时与初级太阳轮和初级内齿圈壳体啮合，初级行星架和中级行星轮系的太阳轮相连，实现功率分流传递和部分扭矩输出，同时与末级太阳轮和中级内齿圈壳体啮合。末级行星轮系为定轴轮系，行星架不旋转，固定支撑在支撑座上，由内齿圈通过法兰带动卷筒转动，完成输出。整体齿轮箱整合在卷筒内部，有效利用了卷筒内部空间。三级行星传动，提高了输出的扭矩。

Figure 202011500106

The invention relates to the field of speed reducers, and provides a compact shell output built-in hoisting and hoisting gearbox. The compound planetary gear train includes two or more epicyclic gear trains and a fixed shaft gear train, forming a compound planetary gear train, the drive shaft is connected with the sun gear of the primary planetary gear train, and is connected with the primary sun gear and the primary ring gear at the same time. The casing is meshed, and the primary planet carrier is connected with the sun gear of the intermediate planetary gear train to realize power split transmission and partial torque output, and at the same time mesh with the final sun gear and the intermediate ring gear casing. The last-stage planetary gear train is a fixed-axis gear train, the planet carrier does not rotate, but is fixedly supported on the support seat, and the inner gear ring drives the reel to rotate through the flange to complete the output. The integral gear box is integrated inside the drum, making efficient use of the inner space of the drum. Three-stage planetary transmission increases the output torque.

Figure 202011500106

Description

Compact shell output built-in type winch lifting gear box
Technical Field
The invention relates to the field of speed reducers, in particular to a compact shell output built-in type winch lifting gear box.
Background
The hoisting gear box is a hoisting device for hoisting or pulling heavy objects by winding a steel wire rope on a drum, and is widely applied to the industrial fields of construction cranes, ship and deck cranes, truck cranes, freight transportation, working elevators and the like. A compact shell output built-in type hoisting gear box is a core device for providing hoisting power for a hoisting machine. Traditional hoist mechanism adopts external promotion drive mechanism, and hoisting device installs in the outside of reel promptly, and length direction structure occupation space is big, and is very inconvenient in narrow and small space installation, and drive gear easily wears out, and the reliability is not high. Heavy working conditions and harsh environments cannot be met.
Disclosure of Invention
In order to overcome the defect that the input torque and the volume of a winch in the prior art cannot be considered simultaneously, the invention aims to provide the built-in winch lifting gear box which is compact in structure, large in transmission ratio and high in bearing capacity.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a compact shell output concealed winch lifting gear box comprises a winding drum supporting seat and a winding drum, wherein the winding drum is rotatably supported between supporting plates on two sides of the supporting seat, a speed reducing mechanism is installed in the winding drum, the winding drum mechanism comprises an input shaft, a transmission shaft, a final-stage planetary gear train, a middle-stage planetary gear train and a primary planetary gear train which are sequentially connected, an end cover is installed on the end face of the primary planetary gear train, inner gear rings of adjacent planetary mechanisms are connected through a flange, the inner gear ring of the final-stage planetary gear train is fixedly connected with the end face of the winding drum through a flange, a planet carrier of the final-stage planetary gear train is fixed on the supporting plates through screws, the input shaft is rotatably supported on a left supporting plate of the supporting seat through a bearing seat, the transmission shaft is coaxially; the transmission shaft is provided with sun gears corresponding to all stages of planetary mechanisms, the primary sun gear is fixedly arranged on the transmission shaft, the middle-stage sun gear and the final-stage sun gear are rotatably supported on the transmission shaft, the middle-stage sun gear and the final-stage sun gear are double gears, and two gears of the middle-stage sun gear and the final-stage sun gear are respectively in meshing transmission with the planetary gear of the current stage and the planetary carrier of the upper stage.
Further, a flange between the winding drum and the final-stage planetary gear train is rotatably supported by a carrier of the final-stage planetary gear train through a bearing.
Furthermore, more than one group of sealing rings are arranged on a flange between the winding drum and the final-stage planetary gear train to seal with the final-stage planetary carrier.
And axial lubricating oil grooves are formed between the middle-stage sun gear and the transmission shaft and between the last-stage sun gear and the transmission shaft.
After the technical scheme is adopted, the invention has the beneficial effects that: the compound planetary transmission gear train comprises two or more epicyclic gear trains and a fixed-axis gear train to form a compound planetary gear train, a transmission shaft is connected with a sun gear of the primary planetary gear train, a planetary gear of the primary planetary gear train is arranged on the primary planetary carrier through a roller bearing or a needle bearing and is engaged with the primary sun gear and a primary inner gear ring shell, and the primary planetary carrier is connected with the sun gear of the intermediate planetary gear train to realize power split transmission and partial torque output. Similarly, the planet wheels of the middle-stage planetary gear train are arranged on the middle-stage planet carrier through roller bearings or needle roller bearings and are simultaneously meshed with the final-stage sun gear and the middle-stage inner gear ring shell. The last-stage planetary gear system is a fixed-axis gear system, the planetary carrier does not rotate, the planetary carrier is fixedly supported on the supporting seat, and the inner gear ring drives the winding drum to rotate through the flange to complete output. The integral gear box is integrated inside the winding drum, and the internal space of the winding drum is effectively utilized. And the three-stage planetary transmission improves the output torque.
Drawings
FIG. 1 is a schematic drive diagram of a gearbox;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The following further description is made in conjunction with the accompanying drawings and examples:
as shown in the figure, this built-in hoist lifting gear case of compact shell output includes: the support input mechanism, the shell output mechanism and the compound planetary transmission gear train are three major parts.
The support input mechanism comprises an input shaft 1, an end cover 2, a conical bearing 3, an input bearing seat 4 and a support planet carrier 5. One end of an input shaft 1 is connected with a power mechanism such as a motor or a hydraulic motor and the like, receives power transmitted from a power source, the other end of the input shaft is connected with a transmission shaft 6 and transmits the power to the transmission shaft 6, a conical bearing 3 is arranged on the input shaft 1 and is arranged in an input bearing seat 5, the input bearing seat 5 is fixed on a support planet carrier 5, the support planet carrier 5 is connected with a winding drum base and is used as a support point of a winding drum to bear the tensile force of a steel rope.
The compound planetary transmission gear train comprises two epicyclic gear trains and a fixed-axis gear train, the transmission shaft 6 is connected with a sun gear 12 of the primary planetary gear train, planetary gears 10 of the primary planetary gear train are arranged on pin shafts 19 through roller bearings or needle roller bearings 18, the pin shafts 19 are uniformly distributed on the primary planetary carrier 9, and the number of the pin shafts and the planetary gears can be designed to be 3-5. The primary planet gears 10 are simultaneously in mesh with a primary sun gear 12 and a primary annulus gear housing 11, and the primary planet carrier 9 is connected with the sun gear 8 of the secondary planetary gear train. Similarly, the planet wheels 13 of the middle-stage planetary gear train are arranged on a middle-stage pin shaft 20 through roller bearings or needle roller bearings 21, the middle-stage pin shaft 20 is uniformly distributed on a middle-stage planet carrier 14, the number of the pin shafts and the planet wheels can be designed to be 3-5, and the middle-stage planet wheels 13 are simultaneously meshed with the middle-stage sun wheel 8 and the middle-stage inner gear ring shell 22. The final-stage planetary gear system is a fixed-axis gear system, the supporting planetary gear system 5 does not rotate and is fixed on a winch supporting seat through an end flange bolt hole, the intermediate-stage planetary gear system 14 is connected with a sun gear 15 of the final-stage planetary gear system, the final-stage planetary gear 17 is installed on a final-stage pin shaft 24 through a roller bearing or a needle bearing 23, the number of the final-stage pin shaft 24 is generally designed to be 4-5, the final-stage planetary gear 17 is uniformly distributed on the supporting planetary gear system 5, and the final-stage planetary gear 17 is meshed with the final. The primary annular gear shell 11 and the middle annular gear shell 22 are connected through an intermediate flange 27, the middle annular gear shell 22 is connected with the final-stage annular gear shell 16 through an intermediate flange 25, so that the final-stage annular gear shell forms a whole and is connected with an output flange 28 into a whole through a positioning pin 7, and the output flange 27 is directly connected with a winding drum to rotate and output torque.
The working principle is as follows: the input shaft 1 drives the transmission shaft 6 to drive, the sun gear 12 of the primary planetary gear train is driven to rotate, the primary planet carrier 9 of the primary planetary gear train outputs, the sun gear 8 of the middle-stage planetary gear train is meshed to drive the middle-stage planetary gear train to rotate, the planet carrier of the middle-stage planetary gear train outputs and is meshed with the sun gear 15 of the last stage to drive, the planet carrier of the last stage is fixed, therefore, the inner gear ring shell 16 of the last stage rotates to output, and the inner gear ring shell 16 of the last stage drives the winding drum to rotate through.
The compact shell output built-in type winch lifting gear box adopts compound planetary transmission, reasonably utilizes internal and external meshing, divides and reunites power, and has the remarkable characteristics of compact structure, small volume, wide speed ratio range, large bearing capacity and the like.

Claims (4)

1.一种紧凑型壳输出内藏式卷扬提升齿轮箱，包括卷筒支撑座和卷筒，卷筒转动支承于支撑座两侧的支撑板之间，卷筒内安装有减速机构，其特征在于，所述卷筒机构包括依次连接的输入轴、传动轴、末级行星轮系、中级行星轮系以及初级行星轮系，初级行星轮系的端面安装有端盖，相邻行星机构的内齿圈间通过法兰连接，末级行星轮系的内齿圈由法兰与卷筒的端面固定连接，末级行星轮系的行星架由螺钉固定于支撑板，所述输入轴由轴承座旋转支承于支撑座的左侧支撑板，所述传动轴通过花键与输入轴同轴连接，传动轴的末端由轴承转动支承在初级行星轮系的端盖；所述传动轴上安装有与各级行星机构对应的太阳轮，所述初级太阳轮固定安装于传动轴，中级、末级太阳轮转动支承于传动轴，中级、末级太阳轮为双齿轮，中级、末级太阳轮的两个齿轮分别与本级的行星轮以及上级的行星架啮合传动。1. A compact shell output built-in hoisting and hoisting gear box, including a reel support seat and a reel, the reel is rotatably supported between the support plates on both sides of the support seat, and a deceleration mechanism is installed in the reel, which is It is characterized in that the reel mechanism includes an input shaft, a transmission shaft, a final-stage planetary gear train, an intermediate-stage planetary gear train and a primary planetary gear train which are connected in sequence. The inner gear rings are connected by flanges, the inner gear ring of the final stage planetary gear train is fixedly connected with the end face of the drum by the flange, the planet carrier of the final stage planetary gear train is fixed to the support plate by screws, and the input shaft is fixed by the bearing The seat is rotatably supported on the left support plate of the support seat, the transmission shaft is coaxially connected with the input shaft through splines, and the end of the transmission shaft is rotatably supported by the bearing on the end cover of the primary planetary gear train; the transmission shaft is installed with The sun gear corresponding to the planetary mechanisms at all levels, the primary sun gear is fixedly mounted on the transmission shaft, the intermediate and final sun gears are rotatably supported on the transmission shaft, the intermediate and final sun gears are double gears, and the intermediate and final sun gears are double gears. The two gears are respectively meshed with the planetary gear of the current stage and the planetary carrier of the upper stage. 2.根据权利要求书1所述的一种紧凑型壳输出内藏式卷扬提升齿轮箱，其特征在于，所述卷筒与末级行星轮系间的法兰由轴承旋转支承于末级行星轮系的行星架。2. A compact shell output built-in hoisting and hoisting gearbox according to claim 1, wherein the flange between the reel and the final stage planetary gear train is rotatably supported on the final stage by a bearing The planet carrier of the planetary gear train. 3.根据权利要求书1所述的一种紧凑型壳输出内藏式卷扬提升齿轮箱，其特征在于，所述卷筒与末级行星轮系间的法兰有一组以上的密封圈与末级行星架密封。3. A compact shell output built-in hoisting and hoisting gearbox according to claim 1, wherein the flange between the reel and the last stage planetary gear train has more than one set of sealing rings and Final planet carrier seal. 4.根据权利要求书1所述的一种紧凑型壳输出内藏式卷扬提升齿轮箱，其特征在于，所述中级、末级太阳轮与传动轴间设有轴向润滑油槽。4. A compact casing output built-in hoisting and hoisting gearbox according to claim 1, wherein an axial lubricating oil groove is provided between the intermediate and final sun gears and the transmission shaft.
CN202011500106.XA 2020-12-17 2020-12-17 A compact shell output built-in hoisting and hoisting gearbox Pending CN112340628A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202011500106.XA CN112340628A (en) 2020-12-17 2020-12-17 A compact shell output built-in hoisting and hoisting gearbox
PCT/CN2020/139338 WO2022126709A1 (en) 2020-12-17 2020-12-25 Concealed-type winch lifting gear box having compact type housing output

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CN113697703A (en) * 2021-09-06 2021-11-26 中国船舶重工集团衡远科技有限公司 Reel speed reduction all-in-one
CN113757317A (en) * 2021-10-25 2021-12-07 索特传动设备有限公司 A reducer, electric drive assembly and mixer truck
CN113860198A (en) * 2021-09-02 2021-12-31 中国船舶重工集团公司第七0四研究所 Transmission type winch with built-in planetary gear
CN114044456A (en) * 2021-11-24 2022-02-15 重庆清平机械有限责任公司 Winch with manual and self-locking functions
CN115196528A (en) * 2022-08-11 2022-10-18 南京高精齿轮集团有限公司 Tower crane driving device with built-in speed reducer
CN115264002A (en) * 2022-07-19 2022-11-01 成都久和建设设备有限责任公司 A built-in reducer
CN115285871A (en) * 2022-10-09 2022-11-04 索特传动设备有限公司 Winch speed reducer, winch device and engineering machinery

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CN205155091U (en) * 2015-10-20 2016-04-13 启东万惠机械制造有限公司 Free fall is reduction gear for hoist engine
CN205241145U (en) * 2015-12-25 2016-05-18 烟台市石油机械有限公司 Pneumatic winch of stopping that coils
CN108046147A (en) * 2017-12-28 2018-05-18 南京高速齿轮制造有限公司 With the integrated crane reduction box of reel
CN111634838A (en) * 2020-06-30 2020-09-08 索特传动设备有限公司 Reducer and hoisting equipment using the reducer
CN214003894U (en) * 2020-12-17 2021-08-20 江苏泰隆减速机股份有限公司 Compact shell output built-in type winch lifting gear box

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113860198A (en) * 2021-09-02 2021-12-31 中国船舶重工集团公司第七0四研究所 Transmission type winch with built-in planetary gear
CN113697703A (en) * 2021-09-06 2021-11-26 中国船舶重工集团衡远科技有限公司 Reel speed reduction all-in-one
CN113757317A (en) * 2021-10-25 2021-12-07 索特传动设备有限公司 A reducer, electric drive assembly and mixer truck
CN114044456A (en) * 2021-11-24 2022-02-15 重庆清平机械有限责任公司 Winch with manual and self-locking functions
CN115264002A (en) * 2022-07-19 2022-11-01 成都久和建设设备有限责任公司 A built-in reducer
CN115196528A (en) * 2022-08-11 2022-10-18 南京高精齿轮集团有限公司 Tower crane driving device with built-in speed reducer
CN115285871A (en) * 2022-10-09 2022-11-04 索特传动设备有限公司 Winch speed reducer, winch device and engineering machinery
CN115285871B (en) * 2022-10-09 2023-01-24 索特传动设备有限公司 Winch speed reducer, winch device and engineering machinery

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