CN102701075A - Gear transmission mechanism and crane end beam using same - Google Patents
Gear transmission mechanism and crane end beam using same Download PDFInfo
- Publication number
- CN102701075A CN102701075A CN2012101620163A CN201210162016A CN102701075A CN 102701075 A CN102701075 A CN 102701075A CN 2012101620163 A CN2012101620163 A CN 2012101620163A CN 201210162016 A CN201210162016 A CN 201210162016A CN 102701075 A CN102701075 A CN 102701075A
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- reductor
- frame
- gear
- driving gear
- driven gear
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Abstract
The invention discloses a gear transmission mechanism and a crane end beam using same. The gear transmission mechanism comprises a driven gear and a drive system for driving the driven gear, wherein the drive system comprises a speed reducer and a drive gear which is in coaxial transmission connection with an output shaft at the front end of the speed reducer; the drive gear and the speed reducer can be movably fixed and arranged on a rack along an axial direction of the output shaft of the speed reducer; the rack is detachably provided with an adjusting pad which can be used for being pushed to be pressed on the speed reducer to regulate the distance between the speed reducer and the rack; the width of the drive gear is larger than the width of the driven gear; the front end of the drive gear is provided with a front meshing part which is in meshing transmission with the driven gear when the adjusting pad is positioned between the rack and the speed reducer; the rear end of the drive gear is provided with a rear meshing part which is in meshing transmission with the driven gear after the adjusting pad is dismantled from the rack and the drive gear and the speed reducer are moved forwards; and the service life of the gear transmission mechanism is long, so that the maintenance frequency and the maintenance cost are effectively reduced.
Description
Technical field
The invention belongs to the mechanical transmissioning technology field, be specifically related to a kind of gear drive and use the crane end carriage of this transmission device.
Background technology
Be connected with the gear ring that circumferentially extends along wheel through bolt on the wheel flanges of being everlasting on existing cart or the dolly end carriage; Gear ring and driving gear engaged transmission; Driving gear is driven by motor and reductor, and motor, reductor and driving gear all are fixed on the frame of end carriage.During use, drive driving gear by motor via reducer and rotate, driving gear and gear ring engaged transmission, gear ring drives wheel normal walking in orbit.
But above-mentioned on wheel the structure waste material not only of assembling gear ring, and the engagement width of gear ring and driving gear is constant, so in use for some time; Be used on the driving gear just must changing driving gear and speed reducer output shaft, even needing to change reductor when being installed in the corresponding engaging piece wearing and tearing of driven tooth on the wheel or defective that influence uses occurring; So; Not only the overall maintenance cost is higher, and the replacing time is longer, influences the normal operation of operating unit.
Summary of the invention
The object of the present invention is to provide a kind of gear drive, cause overall maintenance cost technical problems of high when wearing and tearing appear in the engaging piece of driving gear, need change driving gear and speed reducer output shaft in the solution prior art; Simultaneously, the present invention also provides a kind of crane end carriage that uses above-mentioned transmission device.
For realizing above-mentioned purpose; Gear drive provided by the present invention adopts following technical scheme: a kind of gear drive; Comprise frame; Driven gear is installed on frame and drives the drive system that driven gear rotates; This drive system comprises that reductor reaches and the front end output shaft crankshaft drive bonded assembly driving gear of reductor; Said driving gear and reductor movably fixedly are being assemblied on the frame on axially along speed reducer output shaft, on the frame dismantled and assembled be furnished be used for roof pressure on the reductor to adjust the adjusting pad of distance between reductor and the frame, the facewidth of driving gear is greater than the facewidth of driven gear; Front end at driving gear has the preceding engaging piece that when adjusting pad is between frame and reductor, is used for the driven gear engaged transmission, the rear end of driving gear have when adjusting pad is removed from frame and with driving gear and reductor reach after be used for the back engaging piece with the driven gear engaged transmission.
Describedly dismantled and assembledly fit over adjusting pad coaxial package on the frame on the front end output shaft of said reductor.
Crane end carriage provided by the present invention adopts following technical scheme: a kind of crane end carriage; Comprise gear drive; This gear drive comprises the frame of end carriage; The drive system that wheel and drive wheels are rotated is installed on frame; This drive system comprises that reductor reaches and the front end output shaft crankshaft drive bonded assembly driving gear of reductor; On wheel, has driven gear with the driving gear engaged transmission; Said driving gear and reductor movably fixedly are being assemblied on the frame on axially along speed reducer output shaft, on the frame dismantled and assembled be furnished be used for roof pressure on the reductor to adjust the adjusting pad of distance between reductor and the frame, the facewidth of driving gear is greater than the facewidth of driven gear; Front end at driving gear has the preceding engaging piece that when adjusting pad is between frame and reductor, is used for the driven gear engaged transmission, the rear end of driving gear have when adjusting pad is removed from frame and with driving gear and reductor reach after be used for the back engaging piece with the driven gear engaged transmission.
Describedly dismantled and assembledly fit over adjusting pad coaxial package on the frame on the front end output shaft of said reductor.
Side towards drive system on the described wheel has back flange, and the circumferential edge one of this back flange is concaved with the engaging tooth that is used for said driving gear engaged transmission, and the said back flange that is concaved with engaging tooth is described driven gear.
The invention has the beneficial effects as follows: be furnished with the adjusting pad that is used to adjust distance between frame and the reductor dismantled and assembled on the frame in the gear drive provided by the present invention; Reductor drives driven gear through driving gear and rotates; After the defective of using with the preceding engaging piece appearance wearing and tearing or the appearance influence of driven gear engaged transmission on the driving gear; Can adjusting pad be pulled down from frame, and with the reach of driving gear and reductor, so the back engaging piece on the driving gear will with the driven gear engaged transmission; Reductor is retightened after on the frame, and gear drive will continue normal operation.Said gear transmission device long service life has effectively reduced frequency of maintenance and service expenditure.
Dismantled and assembled on the frame of crane end carriage provided by the present invention be furnished with the adjusting pad that is used to adjust distance between frame and the reductor; Reductor rotates through the driving gear drive wheels; When on the driving gear with wheel on the preceding engaging piece of driven gear engaged transmission wearing and tearing occur or defective that influence uses occurs after; Can adjusting pad be pulled down from frame, and with the reach of driving gear and reductor, so the back engaging piece on the driving gear will with the driven gear engaged transmission on the wheel; Reductor is retightened after on the frame, and gear drive will continue normal operation.Above-mentioned crane end carriage long service life has effectively reduced frequency of maintenance and service expenditure.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of crane end carriage provided by the present invention;
Fig. 2 is the structural representation of the crane end carriage shown in Fig. 1 after removing adjusting pad.
The specific embodiment
Like Fig. 1, shown in Figure 2; A kind of embodiment of crane end carriage; Crane end carriage among this embodiment comprises gear drive; This gear drive comprises the frame 6 of end carriage, and the drive system of wheel 1 and drive wheels rotation is installed on frame 6, and this drive system comprises that motor 5, reductor 4 reach and the front end output shaft crankshaft drive bonded assembly driving gear 2 of reductor.Side towards drive system on the wheel 1 has back flange; The circumferential edge one of this back flange is concaved with the engaging tooth that is used for said driving gear engaged transmission; This back flange that is concaved with engaging tooth is described driven gear; Driving gear 2, reductor 4 and motor 5 movably fixedly are assemblied on the frame 6 on axial along speed reducer output shaft; On the frame 6 dismantled and assembled be furnished be used for roof pressure on the reductor with adjustment reductor and frame between the adjusting pad 3 of distance; Adjusting pad 3 coaxial packages here are on the front end output shaft of said reductor 4; The facewidth of driving gear is greater than the facewidth of driven gear, has the preceding engaging piece that when adjusting pad 3 is between frame 6 and reductor 4, is used for the driven gear engaged transmission at the front end of driving gear 2, the rear end of driving gear 2 have when adjusting pad 3 is removed from frame 6 and with driving gear 2 and reductor 4 reaches after be used for the back engaging piece with the driven gear engaged transmission.
Dismantled and assembled between frame 6 and reductor 4 on the above-mentioned crane end carriage be furnished with adjusting pad 3; So at the beginning, by the preceding engaging piece of driving gear 2 and the driven gear engaged transmission on the wheel 1, after using a period of time; When on the driving gear 2 with wheel 1 on the preceding engaging piece of driven gear engaged transmission wearing and tearing occur or defective that influence uses occurs after; Can adjusting pad 3 be pulled down from frame 6, and with 4 reaches of driving gear 2 and reductor, so the back engaging piece on the driving gear 2 will with the driven gear engaged transmission on the wheel; Reductor 4 is retightened after on the frame 6, and gear drive will continue normal operation.
In the foregoing description, the peripheral edge that the engaging tooth one on the wheel is arranged with flange behind wheel is along sentencing the formation driven gear, saving in material so not only, and its monnolithic case compactness is attractive in appearance simultaneously.Certainly, in other embodiments, also can adopt of the prior artly on flange behind the wheel, to set firmly driven gear ring to constitute driven gear.
In the foregoing description; Adjusting pad is sleeved on the output shaft of reductor; Because adjusting pad mainly plays the effect of distance between adjustment frame and the reductor; So in other embodiments, adjusting pad also can not be sleeved on the output shaft of reductor, and with adjusting pad be dispersed texture be distributed in speed reducer output shaft around.
A kind of embodiment of gear drive; This embodiment middle gear transmission device is identical with the structure of the gear drive shown in Fig. 1, Fig. 2; But because the gear drive that present embodiment provided can be applied in other place; Only be not limited to and be applied on the end carriage, so Fig. 1, shown in Figure 2 should not be regarded as restriction disclosed gear drive in the present embodiment by the drive systems wheel.Gear drive in the present embodiment comprises frame 6; Driven gear is installed on frame 6 and drives the drive system that driven gear rotates; This drive system comprises that reductor 4 reaches and the front end output shaft crankshaft drive bonded assembly driving gear 2 of reductor 4; Driving gear 2 movably fixedly is assemblied on the frame with reductor 4 on axial along speed reducer output shaft; On the frame 6 dismantled and assembled be furnished be used for roof pressure on the reductor with adjustment reductor and frame between the adjusting pad 3 of distance; These adjusting pad 3 coaxial packages are on the front end output shaft of said reductor 4; The facewidth of driving gear 2 is greater than the facewidth of driven gear, has the preceding engaging piece that when adjusting pad is between frame and reductor, is used for the driven gear engaged transmission at the front end of driving gear, the rear end of driving gear have when adjusting pad is removed from frame and with driving gear and reductor reach after be used for the back engaging piece with the driven gear engaged transmission.
Claims (5)
1. gear drive; Comprise frame; Driven gear is installed on frame and drives the drive system that driven gear rotates; This drive system comprises that reductor reaches and the front end output shaft crankshaft drive bonded assembly driving gear of reductor; It is characterized in that: said driving gear and reductor movably fixedly are assemblied on the frame on axial along speed reducer output shaft; On the frame dismantled and assembled be furnished be used for roof pressure on the reductor with adjustment reductor and frame between the adjusting pad of distance; The facewidth of driving gear is greater than the facewidth of driven gear, has the preceding engaging piece that when adjusting pad is between frame and reductor, is used for the driven gear engaged transmission at the front end of driving gear, the rear end of driving gear have when adjusting pad is removed from frame and with driving gear and reductor reach after be used for the back engaging piece with the driven gear engaged transmission.
2. gear drive according to claim 1 is characterized in that: describedly dismantled and assembledly fit over adjusting pad coaxial package on the frame on the front end output shaft of said reductor.
3. crane end carriage; Comprise gear drive; This gear drive comprises the frame of end carriage; The drive system that wheel and drive wheels are rotated is installed on frame; This drive system comprise reductor and with the front end output shaft crankshaft drive bonded assembly driving gear of reductor, on wheel, have the driven gear with the driving gear engaged transmission, it is characterized in that: said driving gear and reductor movably fixedly are assemblied on the frame on axial along speed reducer output shaft; On the frame dismantled and assembled be furnished be used for roof pressure on the reductor with adjustment reductor and frame between the adjusting pad of distance; The facewidth of driving gear is greater than the facewidth of driven gear, has the preceding engaging piece that when adjusting pad is between frame and reductor, is used for the driven gear engaged transmission at the front end of driving gear, the rear end of driving gear have when adjusting pad is removed from frame and with driving gear and reductor reach after be used for the back engaging piece with the driven gear engaged transmission.
4. crane end carriage according to claim 3 is characterized in that: describedly dismantled and assembledly fit over adjusting pad coaxial package on the frame on the front end output shaft of said reductor.
5. according to claim 3 or 4 described crane end carriages; It is characterized in that: the side towards drive system on the described wheel has back flange; The circumferential edge one of this back flange is concaved with the engaging tooth that is used for said driving gear engaged transmission, and the said back flange that is concaved with engaging tooth is described driven gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210162016.3A CN102701075B (en) | 2012-05-23 | 2012-05-23 | Gear transmission mechanism and crane end beam using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210162016.3A CN102701075B (en) | 2012-05-23 | 2012-05-23 | Gear transmission mechanism and crane end beam using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102701075A true CN102701075A (en) | 2012-10-03 |
| CN102701075B CN102701075B (en) | 2014-10-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210162016.3A Expired - Fee Related CN102701075B (en) | 2012-05-23 | 2012-05-23 | Gear transmission mechanism and crane end beam using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102701075B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589478A (en) * | 2020-11-26 | 2021-04-02 | 毛享君 | Composite rotary supporting device and method for rotary worktable for machine tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1098146A (en) * | 1966-01-13 | 1968-01-10 | Demag Zug Gmbh | Travel gear for cranes and trolleys |
| JPH09104586A (en) * | 1995-10-09 | 1997-04-22 | Hitachi Ltd | Motor with reduction gear and crane saddle therewith |
| JP3084765B2 (en) * | 1991-03-11 | 2000-09-04 | 株式会社日立製作所 | Saddle unit for crane |
| CN101607673A (en) * | 2008-06-17 | 2009-12-23 | 卫华集团有限公司 | The actuating device of wheels of crane |
| CN101790652A (en) * | 2007-12-27 | 2010-07-28 | 爱信艾达株式会社 | Gear rotation transmitting device |
| EP2280191A2 (en) * | 2009-07-29 | 2011-02-02 | Liebherr-Werk Biberach GmbH | Drive unit with overload protection for driving a crown gear, set comprising a plurality of such drive units and device comprising such a drive unit |
| CN202704838U (en) * | 2012-05-23 | 2013-01-30 | 河南省矿山起重机有限公司 | Gear transmission mechanism and crane end beam utilizing same |
-
2012
- 2012-05-23 CN CN201210162016.3A patent/CN102701075B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1098146A (en) * | 1966-01-13 | 1968-01-10 | Demag Zug Gmbh | Travel gear for cranes and trolleys |
| JP3084765B2 (en) * | 1991-03-11 | 2000-09-04 | 株式会社日立製作所 | Saddle unit for crane |
| JPH09104586A (en) * | 1995-10-09 | 1997-04-22 | Hitachi Ltd | Motor with reduction gear and crane saddle therewith |
| CN101790652A (en) * | 2007-12-27 | 2010-07-28 | 爱信艾达株式会社 | Gear rotation transmitting device |
| CN101607673A (en) * | 2008-06-17 | 2009-12-23 | 卫华集团有限公司 | The actuating device of wheels of crane |
| EP2280191A2 (en) * | 2009-07-29 | 2011-02-02 | Liebherr-Werk Biberach GmbH | Drive unit with overload protection for driving a crown gear, set comprising a plurality of such drive units and device comprising such a drive unit |
| CN202704838U (en) * | 2012-05-23 | 2013-01-30 | 河南省矿山起重机有限公司 | Gear transmission mechanism and crane end beam utilizing same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589478A (en) * | 2020-11-26 | 2021-04-02 | 毛享君 | Composite rotary supporting device and method for rotary worktable for machine tool |
| CN112589478B (en) * | 2020-11-26 | 2022-07-26 | 雅安恒成精密刀具有限公司 | Combined type rotary supporting device and method for rotary worktable for machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102701075B (en) | 2014-10-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20160523 |