CN102425652A - Gear box - Google Patents

Gear box Download PDF

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Publication number
CN102425652A
CN102425652A CN2011104066729A CN201110406672A CN102425652A CN 102425652 A CN102425652 A CN 102425652A CN 2011104066729 A CN2011104066729 A CN 2011104066729A CN 201110406672 A CN201110406672 A CN 201110406672A CN 102425652 A CN102425652 A CN 102425652A
Authority
CN
China
Prior art keywords
casing
sub
output shaft
box
gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011104066729A
Other languages
Chinese (zh)
Inventor
宋永乐
马飞
罗明轩
柏厚义
赖东
赵坤
张晓春
张鑫
袁隆华
康祯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Wangjiang Industry Co Ltd
Original Assignee
Chongqing Wangjiang Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Wangjiang Industry Co Ltd filed Critical Chongqing Wangjiang Industry Co Ltd
Priority to CN2011104066729A priority Critical patent/CN102425652A/en
Priority to PCT/CN2011/083869 priority patent/WO2013082826A1/en
Publication of CN102425652A publication Critical patent/CN102425652A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
    • 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
    • F16H2057/02008—Gearboxes; Mounting gearing therein characterised by specific dividing lines or planes of the gear case
    • 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
    • F16H2057/02069—Gearboxes for particular applications for industrial applications
    • F16H2057/02073—Reduction gearboxes for industry
    • 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
    • F16H2057/0235—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly specially adapted to allow easy accessibility and repair

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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 gear box. The gear box comprises an input shaft, an input shaft bearing, an output shaft bearing, a box and an output shaft; the input shaft is supported on the box through the input shaft bearing; the gear box also comprises a sub box which is detachably arranged on the box; and the output shaft is supported in the sub box through the output shaft bearing and the output shaft transmits power to the input shaft through a gear on the output shaft. In the gear box, the input shaft is arranged in the sub box to ensure that the sub box can be detachably connected with a box, and the sub box is detached from the box to ensue that the output shaft is easy and convenient to detach and replace, so that the gear box is convenient to maintain and maintenance cost is reduced.

Description

A kind of gear-box
Technical field
The present invention relates to the mechanical transmissioning technology field, particularly a kind of gear-box.
Background technique
Gear-box is the mechanical device of transferring power and motion, has a long history.Gear-box is the requisite parts of most of machineries owing to have characteristics such as speed ratio is big, transmitted power is big, reliability is high, velocity ratio is accurate.
In the time of mostly, the gear-box working environment is very abominable, and sometimes even be in tens meters high airtight engine room inside, these rugged environment are often brought difficulty, the increase maintenance cost for the maintenance of gear-box after breaking down.Gear-box break down rate higher be the gearbox output shaft part; Present gear box designs is that the subdivision structure through last lower box is fit into box house with its output shaft; So that the dismounting of output shaft maintenance, this kind scheme have solved an output shaft dismounting difficult problem to a certain extent,, its design supplies etc. to be unfavorable for the operation factor reliably and with long-term of Transmitted chains but needing to consider rigidity, vibration, sealing, the oil of output shaft; Shorten the working life of output shaft, increased the frequency of maintenance of gear-box.
Therefore, how making output shaft dismounting and change simply and easily, thereby make things convenient for the maintenance of gear-box, reduce maintenance cost, is present technique field staff's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of gear-box, make output shaft dismounting and change simply and easily, thereby make things convenient for the maintenance of gear-box, reduce maintenance cost.
For realizing above-mentioned purpose, the present invention provides following technological scheme:
A kind of gear-box; Comprise input shaft, bearing of input shaft, output shaft bearing, casing and output shaft; Said input shaft is supported on the said casing through said bearing of input shaft; Also comprise dismountable sub-casing that is arranged on the said casing, said output shaft is supported in the said sub-casing through output shaft bearing, and said output shaft is realized power transmission through gear on it and said input shaft.
Preferably, said sub-casing is an overall structure, and said output shaft and said output shaft bearing are fitted into said sub-casing through the mounting hole on the said sub-casing.
Preferably, said sub-casing is connected through at least 10 equally distributed bolts with the connecting end of said casing.
Preferably, be provided with seal ring between said sub-casing and said casing.
Preferably, the locating stud that also comprises the relative position of said sub-casing of restriction and said casing.
Preferably, said output shaft is a gear shaft.
Preferably, said sub-casing is provided with and observes lid.
Preferably, said sub-casing offers temperature sensor mounted perforate.
Preferably, said sub-casing is provided with oilhole.
Preferably; The said output shaft bearing that said output shaft one end is installed is a roller bearing; The said output shaft bearing that the other end is installed is two tapered roller bearings to dress, is provided with the lining ring that withstands the said tapered roller bearing outer ring of dress in the middle of two said tapered roller bearings to dress.
Can find out that from above-mentioned technological scheme gear-box disclosed by the invention is arranged at output shaft in the sub-casing; Sub-casing and casing are dismountable linkage structure; When output shaft breaks down the needs replacing, sub-casing by disassembling on the casing, is made to be arranged at the interior output shaft of sub-casing dismounting and change simply and easily; Thereby made things convenient for the maintenance of gear-box, reduced maintenance cost.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technological scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic representation of the gear-box that Fig. 1 provides for the embodiment of the invention;
The schematic representation of the sub-casing part of the gear-box that Fig. 2 provides for the embodiment of the invention;
The explosive view of the sub-casing part of the gear-box that Fig. 3 provides for the embodiment of the invention.
Embodiment
The invention discloses a kind of gear-box, make output shaft dismounting and change simply and easily, thereby make things convenient for the maintenance of gear-box, reduce maintenance cost.
To combine the accompanying drawing in the embodiment of the invention below, the technological scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Please refer to Fig. 1, Fig. 2 and Fig. 3, the schematic representation of the gear-box that Fig. 1 provides for the embodiment of the invention; The schematic representation of the sub-casing part of the gear-box that Fig. 2 provides for the embodiment of the invention; The explosive view of the sub-casing part of the gear-box that Fig. 3 provides for the embodiment of the invention.
In specific embodiment; Gear-box disclosed by the invention comprises input shaft, bearing of input shaft, output shaft bearing, casing 1 and output shaft 2; Input shaft is supported on the casing 1 through bearing of input shaft, and of the present invention focusing on also comprises dismountable sub-casing 3 that is arranged on the casing 1; Output shaft 2 is supported in the sub-casing 3 through output shaft bearing, and output shaft 2 is realized power transmission through gear on it and input shaft.
Gear-box disclosed by the invention; Output shaft 2 is arranged in the sub-casing 3, and sub-casing 3 is dismountable linkage structure with casing 1, when output shaft 2 breaks down the needs replacing; With sub-casing 3 by disassembling on the casing 1; Make the output shaft 2 that is arranged in the sub-casing 3 dismounting and change simply and easily, thereby made things convenient for the maintenance of gear-box, reduced maintenance cost.
In order to improve the intensity of sub-casing 3, it is tightr that the sub-casing 3 and the fitting part of output shaft bearing are installed, and sub-casing 3 is set to overall structure, and output shaft 2 is fitted into sub-casing 3 with output shaft bearing through the mounting hole on the sub-casing 3.The structure of this seed casing 3 makes structural strength, rigidity, vibration damping, sealing, the oil of output shaft assembly supply aspects such as lubricated and bearing capacity that corresponding raising has all been arranged.
Also can sub-casing 3 be set to split type structure; Sub-casing 3 is made up of last sub-casing and following sub-casing two-part; The attachment face of going up sub-casing and following sub-casing is through output shaft 2 axle center; Go up sub-casing and be connected with bolt with time sub-casing, the subdivision structure through sub-casing 3 reaches the installation or removal of output shaft 2 with respect to sub-casing 3.
In the present embodiment; Whole formula casing 3 is the plane with the junction surface of casing 1; Sub-casing 3 is installed on to make on the casing 1 in the casing 1 with the output shaft gear meshed gears stretches in the sub-casing 3 and the output shaft gear engagement driving,, make processing simple because the junction surface of sub-casing 3 and casing 1 is the plane; Stable installation has improved the sealability of 1 of sub-casing 3 and casing.Also can be sub-the junction surface of casing 3 and casing 1 be set to concavo-convex fitting surface, the concavo-convex cooperation antithetical phrase casing 3 through junction surface plays the effect of location with the relative position of casing 1.
In the present embodiment, sub-casing 3 is connected through at least 10 equally distributed bolts with the connecting end of casing 1.More sub-the sealing of 1 of bolt casing 3 and casing that in casing 1 and scope that sub-casing 3 intensity allow, is connected usefulness be good more, through at least 10 equally distributed bolt connexon casings 3 and casing 1, makes sub-casing 3 and casing 1 uniform and stable being connected.
In order to improve the sealing of 1 of sub-casing 3 and casing, 1 of sub-casing 3 in the present embodiment and casing are provided with seal ring 4.
In the present embodiment; The locating stud 5 that moves that also comprises siding stopping casing 3 and casing 1 relative position; Mounting end diagonal angle at sub-casing 3 and casing 1 is provided with two locating studs 5, has effectively prevented sub-casing 3 and the rotation of casing 1 with respect to attachment face when playing positioning action.
In the present embodiment, output shaft 2 is a gear shaft, has effectively reduced number of spare parts, has simplified the step of installing/dismounting, has saved the time of output shaft 2 in the dismounting replacement.Also can be set to axle and the structure that gear is connected through key by output shaft, replace impaired parts respectively, avoid the waste of material.
Observe inner damage situations for ease; Judge whether to need to change the output shaft part; Sub-casing 3 in the present embodiment is provided with to observe and covers 6; Observe and cover 6 and process, be provided with two convenient observations above and cover 6 handles of taking, be connected on the sub-casing 3 through peripheral 8 equally distributed nuts for metallic material; Observe cover 6 and 3 of sub-casings be provided with packing ring, improve the sealing of sub-casing 3.Also can cover 6 and be set to other structures, but cover on the sub-casing 3 of being connected of 6 one end turns, build 6 peep holes that reach unlatching or close correspondence and observe the effect of inner damage situations through horizontally rotating to observe as observing with observing; Also can select for use transparent resin material to process observation and cover 6, be arranged on the sub-casing 3 through embedded mode.
In the present embodiment, sub-casing 3 offers temperature sensor mounted perforate 7, needs to measure the bearing 9 of sub-casing 3 inside and the temperature transducer insertion perforate 7 of bearing 10 temperature.
Sub-casing 3 in the present embodiment is provided with oilhole 8, convenient be lubricated with gear parts and cool off to the bearing of internal body at any time.
In the present embodiment, the output shaft bearing at output shaft 2 two ends is partly selected various structure for use.The output shaft bearing that output shaft 2 one ends are installed is a roller bearing 9; The output shaft bearing that the other end is installed is two tapered roller bearings 10 to dress; Be provided with in the middle of two tapered roller bearings to withstand 11, two of the lining rings of the tapered roller bearing outer ring of dress tapered roller bearing 10 outer rings to dress are offseted with lining ring 11 respectively dress.When inside temperature rises; The slight variation takes place in the axial length of output shaft 2; Moving axially of relative separation do not take place in inner ring and outer ring through roller bearing 9; The relative position of adjustment and output shaft 2 adapts to the variation of output shaft 2 axial lengths, thereby has effectively avoided causing its crooked situation to take place because of the inside intensification makes output shaft 2 axial growths.
Also be arranged with oil baffle disc, seal ring and porose end cap at output shaft 2 output terminals, porose end cap is connected the assembling of accomplishing sub-box part with sub-casing 3 through bolt.
In order to improve the sealability of output shaft 2, seal ring and porose end cap sheathed on the output shaft 2 have formed labyrinth seal structure, have effectively reduced oil leakage quantity.Also can be set to the labyrinth sealing circle by seal ring, reach the effect that reduces oil leakage quantity equally.
When rotating and the hole wall friction of porose end cap in order to reduce output shaft 2; Porose end cap aperture in the present embodiment is greater than the diameter of axle of output shaft 2 relevant positions; In output shaft 2 relevant positions groove is set, reaches the effect of axle head locking through cooperate installation lock washer and locking nut with groove.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and other embodiments' difference that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make related domain professional and technical personnel can realize or use the present invention.Multiple modification to these embodiments will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiments shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (10)

1. gear-box; Comprise input shaft, bearing of input shaft, output shaft bearing, casing (1) and output shaft (2); Said input shaft is supported on the said casing (1) through said bearing of input shaft, it is characterized in that, also comprises dismountable sub-casing (3) that is arranged on the said casing (1); Said output shaft (2) is supported in the said sub-casing (3) through output shaft bearing, and said output shaft (2) is realized power transmission through gear on it and said input shaft.
2. gear-box as claimed in claim 1 is characterized in that, said sub-casing (3) is an overall structure, and said output shaft (2) and said output shaft bearing are fitted into said sub-casing (3) through the mounting hole on the said sub-casing (3).
3. gear-box as claimed in claim 1 is characterized in that, said sub-casing (3) is connected through at least 10 equally distributed bolts with the connecting end of said casing (1).
4. gear-box as claimed in claim 3 is characterized in that, is provided with seal ring (4) between said sub-casing (3) and said casing (1).
5. gear-box as claimed in claim 3 is characterized in that, also comprises the locating stud (5) of the relative position of said sub-casing of restriction (3) and said casing (1).
6. gear-box as claimed in claim 1 is characterized in that, said output shaft (2) is a gear shaft.
7. gear-box as claimed in claim 1 is characterized in that, said sub-casing (3) is provided with observes lid (6).
8. gear-box as claimed in claim 1 is characterized in that, said sub-casing (3) offers temperature sensor mounted perforate (7).
9. gear-box as claimed in claim 1 is characterized in that, said sub-casing (3) is provided with oilhole (8).
10. gear-box as claimed in claim 1; It is characterized in that; The said output shaft bearing that said output shaft (2) one ends are installed is roller bearing (9); The said output shaft bearing that the other end is installed is two tapered roller bearings (10) to dress, is provided with the lining ring (11) that withstands the said tapered roller bearing outer ring of dress in the middle of two said tapered roller bearings to dress.
CN2011104066729A 2011-12-08 2011-12-08 Gear box Pending CN102425652A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2011104066729A CN102425652A (en) 2011-12-08 2011-12-08 Gear box
PCT/CN2011/083869 WO2013082826A1 (en) 2011-12-08 2011-12-13 Gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011104066729A CN102425652A (en) 2011-12-08 2011-12-08 Gear box

Publications (1)

Publication Number Publication Date
CN102425652A true CN102425652A (en) 2012-04-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011104066729A Pending CN102425652A (en) 2011-12-08 2011-12-08 Gear box

Country Status (2)

Country Link
CN (1) CN102425652A (en)
WO (1) WO2013082826A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106168282A (en) * 2016-08-27 2016-11-30 泰州君灵奔腾动力机械有限公司 A kind of gear box casing
CN107917182A (en) * 2016-10-06 2018-04-17 丰田自动车株式会社 Power transmission apparatus for vehicle
CN110259928A (en) * 2019-06-24 2019-09-20 江苏大唐国际吕四港发电有限责任公司 A kind of gearbox temperature component arrangement being easily installed

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103711880A (en) * 2013-12-24 2014-04-09 南车资阳机车有限公司 Impact gearbox of tunnel drilling rig
DE102017218022A1 (en) * 2017-10-10 2019-04-11 Zf Friedrichshafen Ag Wind power transmission with a multi-part gearbox housing

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Publication number Priority date Publication date Assignee Title
JP2003106413A (en) * 2001-09-28 2003-04-09 Sumitomo Heavy Ind Ltd Reduction gear under thrust load
CN2723773Y (en) * 2004-07-21 2005-09-07 中国第一汽车集团哈尔滨变速箱厂 Automobile gear box device
CN2735083Y (en) * 2004-08-04 2005-10-19 都江堰巨龙车辆有限公司 Walking transmission accessory case for engineering machinery
CN101382190A (en) * 2007-09-07 2009-03-11 光阳工业股份有限公司 Vehicle transmission gear
CN201902504U (en) * 2010-12-31 2011-07-20 三阳工业股份有限公司 Improved structure of transmission box

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CA2262219A1 (en) * 1998-02-16 1999-08-16 Dana Corporation Power take-off unit having integral pump mounting flange
US6058793A (en) * 1999-01-19 2000-05-09 Chemineer, Inc. Parallel shaft speed reducer with sump and dry well
CN1712754A (en) * 2004-06-24 2005-12-28 盐城恒昌汽车配件有限公司 Speed reduction hanging box
CN201126005Y (en) * 2007-12-17 2008-10-01 南京高速齿轮制造有限公司 Low wind direction type wind power generator step-up gear box

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003106413A (en) * 2001-09-28 2003-04-09 Sumitomo Heavy Ind Ltd Reduction gear under thrust load
CN2723773Y (en) * 2004-07-21 2005-09-07 中国第一汽车集团哈尔滨变速箱厂 Automobile gear box device
CN2735083Y (en) * 2004-08-04 2005-10-19 都江堰巨龙车辆有限公司 Walking transmission accessory case for engineering machinery
CN101382190A (en) * 2007-09-07 2009-03-11 光阳工业股份有限公司 Vehicle transmission gear
CN201902504U (en) * 2010-12-31 2011-07-20 三阳工业股份有限公司 Improved structure of transmission box

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106168282A (en) * 2016-08-27 2016-11-30 泰州君灵奔腾动力机械有限公司 A kind of gear box casing
CN107917182A (en) * 2016-10-06 2018-04-17 丰田自动车株式会社 Power transmission apparatus for vehicle
CN107917182B (en) * 2016-10-06 2020-08-04 丰田自动车株式会社 Power transmission device for vehicle
CN110259928A (en) * 2019-06-24 2019-09-20 江苏大唐国际吕四港发电有限责任公司 A kind of gearbox temperature component arrangement being easily installed

Also Published As

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WO2013082826A1 (en) 2013-06-13

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Application publication date: 20120425