CN108105375A - A kind of backlash adjusting method of pinion gear and bull gear on speed reducer output shaft - Google Patents
A kind of backlash adjusting method of pinion gear and bull gear on speed reducer output shaft Download PDFInfo
- Publication number
- CN108105375A CN108105375A CN201711043368.6A CN201711043368A CN108105375A CN 108105375 A CN108105375 A CN 108105375A CN 201711043368 A CN201711043368 A CN 201711043368A CN 108105375 A CN108105375 A CN 108105375A
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- CN
- China
- Prior art keywords
- speed reducer
- pinion gear
- backlash
- gear
- mounting hole
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- 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.)
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Classifications
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- 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
- F16H57/12—Arrangements for adjusting or for taking-up backlash not provided for elsewhere
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Gear Transmission (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses the pinion gears on a kind of speed reducer output shaft and the backlash adjusting method of bull gear, belong to backlash and adjust field.The described method includes：The speed reducer for being equipped with pinion gear is placed on the speed reducer mounting hole of revolving platform；Pinion gear is engaged with bull gear；The output oil pipe of the brake hydraulic fluid port of speed reducer and hydraulic pump is connected, the output pressure for adjusting hydraulic pump is greater than or equal to the pressure that hydraulic oil opens the brake of speed reducer；Starting hydraulic pump opens the brake of speed reducer；The input shaft of rotational deceleration machine makes speed reducer be rotated compared with speed reducer mounting hole, and measures the backlash between pinion gear and bull gear, until the backlash qualification between pinion gear and bull gear；Speed reducer and the revolving platform are fixed.This method can simply and effectively be adjusted backlash in place, and easy to operate, need not lift by crane speed reducer repeatedly in operation, reduce the workload of operator, and with very high efficiency.
Description
Technical field
The present invention relates to backlashes to adjust field, the pinion gear and bull gear on more particularly to a kind of speed reducer output shaft
Backlash adjusting method.
Background technology
Around spud leg formula offshore platform crane as important equipment mating above various ocean platform, the stabilization of structure
Property, equipment service life, operation comfort increasingly paid close attention to be subject to user.
The hole passed through for spud leg and speed reducer is offered on the revolving platform of spud leg formula offshore platform crane, revolution is flat
Platform generally using hollow turntable structure and is equipped with pivoting support form, to get around spud leg and realize rotary motion.When realizing, subtract
Fast machine is bolted on revolving platform, and the input shaft of speed reducer and the output shaft of rotary motor are sequentially connected, speed reducer
Output shaft on pinion gear is installed, bull gear, and pinion gear and bull gear engagement be installed on revolving platform, pinion gear and
Backlash requirement 0.8mm~1.2mm between bull gear.
However, when assembling speed reducer, even if it ensure that the assembly precision between speed reducer and revolving platform, but due to subtracting
The straightness of the output shaft of fast machine is there may be deviation, so causing to be mounted between pinion gear and the bull gear of output shaft end
Backlash be still present with the problem of excessive or too small, this can influence the stability around spud leg formula offshore platform crane.For
Adjusting the backlash meets the requirements it, and operating personnel need to sling speed reducer by crane, and then manually rotation subtracts
Fast machine so as to adjust the position of the output shaft end of speed reducer, and then adjusts the backlash between pinion gear and bull gear, so
It operates time-consuming and laborious, reduces work efficiency.
The content of the invention
Time-consuming and laborious in order to solve the problems, such as to adjust backlash in the prior art, an embodiment of the present invention provides a kind of decelerations
The backlash adjusting method of pinion gear and bull gear on machine output shaft.The technical solution is as follows：
The present invention provides the pinion gear on a kind of speed reducer output shaft and the backlash adjusting method of bull gear, the sides
Method includes：
The speed reducer for being equipped with pinion gear is placed on the speed reducer mounting hole of revolving platform；
The pinion gear is engaged with bull gear；
The output oil pipe of the brake hydraulic fluid port of the speed reducer and hydraulic pump is connected, adjusts the output pressure of the hydraulic pump
More than or equal to the pressure for the brake that hydraulic oil opens the speed reducer；
Starting the hydraulic pump opens the brake of the speed reducer；
The input shaft of the speed reducer is rotated, the speed reducer is made to be rotated compared with the speed reducer mounting hole, and is measured
Backlash between the pinion gear and the bull gear, until the backlash between the pinion gear and the bull gear is qualified
Until；
The speed reducer and the revolving platform are fixed.
Specifically, the method further includes：The speed reducer mounting hole is processed on the revolving platform, including：
On the basis of the center of the bull gear, bit line delimited on the revolving platform, according to being found position line
The center of speed reducer mounting hole, and the speed reducer mounting hole is processed, the center line of the obtained speed reducer mounting hole and institute
The error distance for stating the center line of speed reducer is no more than ± 0.25mm, then the speed reducer for being equipped with pinion gear is placed on and is added
On the speed reducer mounting hole after work.
Specifically, the method further includes：Backing plate is bolted on the bottom surface of the housing of the speed reducer, adjusted
After backlash to qualification between the whole pinion gear and the bull gear, the backing plate is welded on to the top of the revolving platform
On face.
Specifically, the described method includes：The bottom of T-shaped spanner is installed on the speed reducer and is used to pass with rotary motor
In the keyway of dynamic connection, the bottom of the T-shaped spanner is provided with to be led to the matched key of the keyway, the rotation T-shaped spanner
Crossing the key makes the speed reducer be rotated compared with the speed reducer mounting hole.
Further, the key is spline.
Further, the keyway is spline.
Specifically, the backlash between the pinion gear and the bull gear is measured using clearance ruler.
Specifically, the hydraulic pump is pump manually.
Further, the output pressure of the hydraulic pump is 2.5MPa.
Specifically, check valve, the oil inlet of the check valve and the liquid are additionally provided on the output oil pipe of the hydraulic pump
The oil outlet connection of press pump, the oil outlet of the check valve are connected with the brake hydraulic fluid port of the speed reducer.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：Speed reducer provided in an embodiment of the present invention is defeated
The backlash adjusting method of pinion gear and bull gear on shaft engages pinion gear with bull gear, by hydraulic pump to deceleration
Hydraulic oil is passed through in the brake hydraulic fluid port of machine, hydraulic oil opens the brake of speed reducer, so that the output shaft of speed reducer is in
Rotary state, at this point, the input shaft of rotational deceleration machine, since speed reducer is not fixed with revolving platform, this causes
During the output shaft of rotational deceleration machine, the steering resistance of revolving platform is much larger than the rotary resistance of speed reducer, this can make speed reducer and
Pinion gear is inverted by the effect of bull gear, so as to adjust pinion gear and the backlash of bull gear, until backlash is qualified
Afterwards, then speed reducer is fixed with revolving platform.This method can simply and effectively be adjusted backlash in place, and easy to operate, grasped
Speed reducer need not be lifted by crane during work repeatedly, reduces the workload of operator, and with very high efficiency.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structure diagram of speed reducer cooperation revolving platform provided in an embodiment of the present invention；
Fig. 2 is position line positioning line chart provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of the working condition of T-shaped spanner provided in an embodiment of the present invention；
Fig. 4 is the structure diagram of T-shaped spanner provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment
An embodiment of the present invention provides the pinion gear on a kind of speed reducer output shaft and the backlash adjusting method of bull gear,
Suitable for the pinion gear and the backlash adjusting method of bull gear on the speed reducer output shaft of spud leg formula offshore platform crane,
This method includes：
As shown in Figure 1, the speed reducer 2 for being equipped with pinion gear 1 is placed on the speed reducer mounting hole 3a of revolving platform 3；
In general, speed reducer 2 is during fabrication, it can be achieved that the center of the output shaft of speed reducer 2 and speed reducer 2, which exists, is no more than the inclined of 0.25mm
Heart distance.When pinion gear 1 is mounted on the output shaft of speed reducer 2, you can realize that pinion gear 1 exists with speed reducer 2 and be no more than
The eccentric distance of 0.25mm.
Pinion gear 1 is engaged with bull gear 4；
The brake hydraulic fluid port 2a of speed reducer 2 with the output oil pipe 5 of hydraulic pump (not shown) is connected, adjusts the defeated of hydraulic pump
Go out the pressure that pressure opens the brake of speed reducer 2 more than or equal to hydraulic oil；
Starting hydraulic pump opens the brake of speed reducer 2；
The input shaft of rotational deceleration machine 2, make speed reducer 2 compared with speed reducer mounting hole 3a rotate, and measure pinion gear 1 with
Backlash between bull gear 4, until the backlash qualification between pinion gear 1 and bull gear 4；
Speed reducer 2 and revolving platform 3 are fixed.
Specifically, as shown in Fig. 2, this method can include：Speed reducer mounting hole 3a is processed on revolving platform 3, including：
On the basis of the center O1 of bull gear 4, bit line 10 delimited on revolving platform 3, deceleration is found according to position line 10
The center O2 of machine mounting hole 3a, and speed reducer mounting hole 3a is processed, center line and the speed reducer 2 of obtained speed reducer mounting hole 3a
Center line error distance control be placed on revolving platform 3 in ± 0.25mm, then by the speed reducer 2 for being equipped with pinion gear 1
Speed reducer mounting hole 3a on.
Specifically, this method can also include, and backing plate 6 is fixed on to the bottom surface of the housing 2b of speed reducer 2 by bolt 7
On, after adjusting backlash to the qualification between pinion gear 1 and bull gear 4, backing plate 6 is welded on the top surface of revolving platform 3.
Specifically, this method can also include：The bottom of T-shaped spanner 8 (see Fig. 3 and Fig. 4) is installed on the defeated of speed reducer 2
Enter in the keyway 2c for being used for being sequentially connected on axis with rotary motor 9, the bottom of T-shaped spanner 8 is provided with matched with keyway 2c
Key, turning T-type spanner 8 make speed reducer 2 be rotated compared with speed reducer mounting hole 3a by key.T-shaped spanner 8 can be convenient for user
Rotate speed reducer 2.
Further, key can be spline, and correspondingly, keyway 2c is then spline.Spline bearing capacity is high, to neutrality
It is good.
Specifically, the backlash between pinion gear 1 and bull gear 4 is measured using clearance ruler (not shown).Clearance ruler energy
Enough accurate measurement backlashes.
Specifically, which can be to pump manually, and the output pressure of hydraulic pump is 2.5MPa.Manual pump volume is compact,
It is easily operated, user can be convenient for adjust backlash.
Specifically, be also provided with check valve (not shown) on the output oil pipe of hydraulic pump, the oil inlet of check valve with
The oil outlet connection of hydraulic pump, the oil outlet of check valve are connected with the brake hydraulic fluid port 2a of speed reducer 2.
When crane includes multiple speed reducers, above-mentioned method may be employed and be adjusted one by one, after adjusting, together will
Backing plate is welded on the top surface of revolving platform 3.
The backlash adjusting method of pinion gear and bull gear on speed reducer output shaft provided in an embodiment of the present invention, will be small
Gear is engaged with bull gear, and hydraulic oil is passed through into the brake hydraulic fluid port of speed reducer by hydraulic pump, and hydraulic oil is by the brake of speed reducer
Vehicle is opened, so that the output shaft of speed reducer is in rotary state, at this point, the input shaft of rotational deceleration machine, due to
Speed reducer is not fixed with revolving platform, this so that the steering resistance of revolving platform is long-range in the output shaft of rotational deceleration machine
In the rotary resistance of speed reducer, this can be such that speed reducer and pinion gear is inverted by the effect of bull gear, so as to adjust small tooth
The backlash of wheel and bull gear, until after the qualification of backlash, then speed reducer is fixed with revolving platform.This method can be simple and effective
Backlash is adjusted in place, it is and easy to operate, speed reducer need not be lifted by crane repeatedly in operation, reduce the work of operator
It measures, and with very high efficiency, can effectively avoid due to processing and manufacturing error either backlash caused by rigging error not
The problem of qualified.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. backlash adjusting method of the pinion gear and bull gear on speed reducer output shaft, which is characterized in that the method Including：The speed reducer for being equipped with pinion gear is placed on the speed reducer mounting hole of revolving platform；The pinion gear is engaged with bull gear；The output oil pipe of the brake hydraulic fluid port of the speed reducer and hydraulic pump is connected, the output pressure for adjusting the hydraulic pump is more than Or the pressure of the brake of the speed reducer is opened equal to hydraulic oil；Starting the hydraulic pump opens the brake of the speed reducer；The input shaft of the speed reducer is rotated, the speed reducer is made to be rotated compared with the speed reducer mounting hole, and described in measurement Backlash between pinion gear and the bull gear, until the backlash qualification between the pinion gear and the bull gear is Only；The speed reducer and the revolving platform are fixed.
- 2. according to the method described in claim 1, it is characterized in that, the method further includes：It is processed on the revolving platform The speed reducer mounting hole, including：On the basis of the center of the bull gear, bit line delimited on the revolving platform, the deceleration is found according to position line The center of machine mounting hole, and the speed reducer mounting hole is processed, the center line of the obtained speed reducer mounting hole subtracts with described The error distance of the center line of fast machine is no more than ± 0.25mm, then the speed reducer for being equipped with pinion gear is placed after processing The speed reducer mounting hole on.
- 3. according to the method described in claim 1, it is characterized in that, the method further includes：Backing plate is bolted on On the bottom surface of the housing of the speed reducer, after adjusting backlash to the qualification between the pinion gear and the bull gear, by institute Backing plate is stated to be welded on the top surface of the revolving platform.
- 4. according to the method described in claim 1, it is characterized in that, the described method includes：The bottom of T-shaped spanner is installed on institute It states in the keyway for being used for being sequentially connected on speed reducer with rotary motor, the bottom of the T-shaped spanner is provided with and the keyway phase The key of cooperation, rotate the T-shaped spanner makes the speed reducer be rotated compared with the speed reducer mounting hole by the key.
- 5. according to the method described in claim 4, it is characterized in that, the key is spline.
- 6. according to the method described in claim 5, it is characterized in that, the keyway is spline.
- 7. according to the method described in claim 1, it is characterized in that, the pinion gear and the bull gear are measured using clearance ruler Between backlash.
- 8. according to the method described in claim 1, it is characterized in that, the hydraulic pump is pump manually.
- 9. according to the method described in claim 8, it is characterized in that, the output pressure of the hydraulic pump is 2.5MPa.
- 10. according to the method described in claim 1, it is characterized in that, be additionally provided with check valve on the output oil pipe of the hydraulic pump, The oil inlet of the check valve is connected with the oil outlet of the hydraulic pump, the brake of the oil outlet of the check valve and the speed reducer Vehicle hydraulic fluid port connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711043368.6A CN108105375A (en) | 2017-10-31 | 2017-10-31 | A kind of backlash adjusting method of pinion gear and bull gear on speed reducer output shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711043368.6A CN108105375A (en) | 2017-10-31 | 2017-10-31 | A kind of backlash adjusting method of pinion gear and bull gear on speed reducer output shaft |
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| Publication Number | Publication Date |
|---|---|
| CN108105375A true CN108105375A (en) | 2018-06-01 |
Family
ID=62206702
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711043368.6A Pending CN108105375A (en) | 2017-10-31 | 2017-10-31 | A kind of backlash adjusting method of pinion gear and bull gear on speed reducer output shaft |
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| CN (1) | CN108105375A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678971A (en) * | 2018-07-17 | 2018-10-19 | 浙江工业大学 | Clearance flow experimental provision between centrifugal pump mouth ring |
| CN109404516A (en) * | 2018-12-25 | 2019-03-01 | 徐州科源液压股份有限公司 | Rotary reducer and continuously adjust pinion gear and bull gear backlash method |
| CN110340632A (en) * | 2019-07-23 | 2019-10-18 | 上海电气风电集团有限公司 | A kind of installation method of external tooth type yaw system |
| CN113565950A (en) * | 2021-08-09 | 2021-10-29 | 无锡京华重工装备制造有限公司 | Anti-backlash structure with meshing clearance measuring function for C shaft of vertical lathe |
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| CN103128541A (en) * | 2013-03-14 | 2013-06-05 | 苏州特谱能源装备有限公司 | Fan yaw and variable pitch system reducer side gap adjusting device and method |
| CN204173812U (en) * | 2014-08-28 | 2015-02-25 | 无锡市凯龙港口机械有限公司 | The swing type mechanism of hoisting crane |
| CN106744402A (en) * | 2017-03-14 | 2017-05-31 | 苏州蓝王机床工具科技有限公司 | Tower crane rotation dead electricity control system |
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| CN201401278Y (en) * | 2009-04-23 | 2010-02-10 | 锋电能源技术有限公司 | Backlash adjustable wind generating set pitch-controlled system and backlash adjusting device thereof |
| CN201934626U (en) * | 2010-12-17 | 2011-08-17 | 徐州海伦哲专用车辆股份有限公司 | Rotary speed reduction device with adjustable central moment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678971A (en) * | 2018-07-17 | 2018-10-19 | 浙江工业大学 | Clearance flow experimental provision between centrifugal pump mouth ring |
| CN108678971B (en) * | 2018-07-17 | 2024-05-07 | 浙江工业大学 | Centrifugal pump mouth ring gap flow experimental device |
| CN109404516A (en) * | 2018-12-25 | 2019-03-01 | 徐州科源液压股份有限公司 | Rotary reducer and continuously adjust pinion gear and bull gear backlash method |
| CN110340632A (en) * | 2019-07-23 | 2019-10-18 | 上海电气风电集团有限公司 | A kind of installation method of external tooth type yaw system |
| CN113565950A (en) * | 2021-08-09 | 2021-10-29 | 无锡京华重工装备制造有限公司 | Anti-backlash structure with meshing clearance measuring function for C shaft of vertical lathe |
| CN113565950B (en) * | 2021-08-09 | 2022-11-15 | 无锡京华重工装备制造有限公司 | Backlash eliminating structure with meshing clearance measuring function for C shaft of vertical lathe |
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Application publication date: 20180601 |
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