CN205605746U - Loader bending moment gearbox - Google Patents
Loader bending moment gearbox Download PDFInfo
- Publication number
- CN205605746U CN205605746U CN201620123560.0U CN201620123560U CN205605746U CN 205605746 U CN205605746 U CN 205605746U CN 201620123560 U CN201620123560 U CN 201620123560U CN 205605746 U CN205605746 U CN 205605746U
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- CN
- China
- Prior art keywords
- gear
- transmission shaft
- power transmission
- gears
- shaft
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses mainly be applied to loader variable speed machinery, in particular to loader bending moment gearbox, the power distribution box comprises a box body, there is the gear shifting subassembly in the box, first transmission shaft, secondary drive axle and output shaft, first transmission shaft and secondary drive axle are connected respectively to the gear shifting subassembly, no. Three gears of installation on the first transmission shaft, epaxial installation of secondary drive and no. Three gear engagement's no. Four gears, no. Four gears and drive gear meshing, a drive gear installs on the transmission shaft, installation secondary drive gear on the transmission shaft, the transmission shaft is installed in the box, it installs pair slip gear to correspond a drive gear and the 2nd drive gear on the output shaft, connect fork assembly on the pair slip gear. The utility model has the advantages of simple and reasonable structure, more easy to operate reduces the box volume, and reduce cost reduces the middle transmission wheel, compact structure, easier the maintenance and the maintenance.
Description
Technical field
This utility model relates to a kind of loader bending moment change speed gear box, is mainly used in loader varying-speed machinery field.
Background technology
At present, change speed gear box generally includes casing, is provided with parallel jackshaft in casing, equipped with idler gear on jackshaft, passes through
The connection of clutch control gear, it is achieved the switching of gear.Although the loader of eight gear gearboxes can realize eight gear switchings,
But the gearbox designs of current eight gear loaders is complicated, and idler gear is many, and cost is high, energy consumption is big, and box volume is big, inconvenience
Install, and auxiliary variable speed apparatus structure is complicated, operation inconvenience, it is unfavorable for that change speed gear box works.
Utility model content
The technical problems to be solved in the utility model is: providing a kind of compact conformation, convenient installation and operation, volume is little, easily
The loader bending moment change speed gear box realized.
Loader bending moment change speed gear box described in the utility model, including casing, have in casing variable block assembly, the first power transmission shaft,
Two power transmission shafts and output shaft, variable block assembly connects the first power transmission shaft and second driving shaft respectively, and the first power transmission shaft is installed No. three teeth
Wheel, second driving shaft is installed No. four gears engaged with No. three gears, No. four gears and the engagement of the first travelling gear, and first passes
Moving gear is arranged on power transmission shaft, and power transmission shaft is installed the second travelling gear, and power transmission shaft is arranged in casing, corresponding first transmission
Double-sliding gear installed on output shaft by gear and the second travelling gear, and double-sliding gear connects pull-fork assembly.
Operation gear-changing device can drive the first power transmission shaft or second driving shaft to rotate, thus drives No. four pinion rotation, No. four teeth
Wheel drives the first travelling gear to drive, and the first travelling gear drives drive axis, and the second travelling gear rotates with power transmission shaft simultaneously,
Stir pull-fork assembly, when double-sliding gear is allocated to the first travelling gear, double-sliding gear and the engagement of the first travelling gear,
Output shaft exports with the speed of the first travelling gear, when double-sliding gear is allocated to the second travelling gear, double-sliding gear with
Second travelling gear engagement, output shaft exports with the speed of the second travelling gear, it is achieved the output of output shaft friction speed.
Described double-sliding gear includes that the first balladeur train of corresponding first travelling gear setting and corresponding second travelling gear set
The second balladeur train put, arranges pull-fork assembly mounting groove between the first balladeur train and the second balladeur train.When pull-fork assembly will
After double-sliding gear is allocated to the first travelling gear direction, the first balladeur train and the engagement of the first travelling gear, can realize driving；
After double-sliding gear is allocated to the second travelling gear direction by pull-fork assembly, the second balladeur train and the engagement of the second travelling gear,
Can realize driving, pull-fork assembly mounting groove is used for installing pull-fork assembly.
The first described balladeur train and the second balladeur train are one-body molded.One-body molded, easily make, it is simple to operation.
Described pull-fork assembly includes the shift fork being connected with double-sliding gear, and shift fork end arranges shifting fork bar.
Described variable block assembly includes power shaft, the first jackshaft, the second jackshaft, installation driving gear on power shaft, first
The gear engaged with driving gear, No. two gears, the first jackshaft and first it is respectively mounted on jackshaft, the second jackshaft
It is provided with clutch component between power transmission shaft, between the second jackshaft and second driving shaft, is provided with lower clutch component, upper clutch component bag
Including first clutch, upper shell gear and second clutch, lower clutch component includes the 3rd clutch, lower house gear and the 4th
Clutch, upper shell gear engages each other with lower house gear.Realize eight grades of speed changes, it is simple to operation.
Long key is set on described power transmission shaft, the long keyway matched with long key is set inside double-sliding gear.
It addition, the structure of double-sliding gear may be used without the shift sleeve structure disclosed in prior art, including being arranged on output
Internal tooth casing on axle, internal tooth casing periphery is provided with concave surface, and concave surface is used for connecting pull-fork assembly, is provided with internal tooth, internal tooth casing in internal tooth casing
There is size two gear both sides, are respectively equipped with connected unit inside little gear, gear wheel, connected unit periphery be provided with can with in internal tooth casing
The external tooth of tooth engagement, by the position of slip internal tooth casing, it is achieved with engaging of large and small gear, it is achieved speed change.
The beneficial effects of the utility model are:
Simple and reasonable, it is easier to operation, reduce box volume, reduce cost, reduce intermediate transmission and take turns, compact conformation,
It is easier to safeguard and maintenance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure for amplifying schematic diagram of double-sliding gear in Fig. 1.
In figure: 1, driving gear；2, power shaft；3, input；4, casing；5, the first jackshaft；6, a gear；
7, first clutch；8, upper shell gear；9, second clutch；10, No. three gears；11, the first power transmission shaft；12, four
Number gear；13, double-sliding gear；14, second driving shaft；15, the first travelling gear；16, power transmission shaft；17, shift fork
Bar；18, shift fork；19, front outfan；20, output shaft；21, the first balladeur train；22, the second balladeur train；23、
Pull-fork assembly mounting groove；24, rear outfan；25, the second travelling gear；26, the 4th clutch；27, lower house gear；
28, the 3rd clutch；29, the second jackshaft；30, No. two gears.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described further:
As shown in Fig. 1～Fig. 2, loader bending moment change speed gear box described in the utility model, including casing 4, in casing 4, there is variable block
Assembly, the first power transmission shaft 11, second driving shaft 14 and output shaft 20, output shaft 20 includes front outfan 19 and rear outfan
24, variable block assembly connects the first power transmission shaft 11 and second driving shaft 14 respectively, and the first power transmission shaft 11 is installed No. three gears 10,
Installing No. four gears 12 engaged with No. three gears 10 on second driving shaft 14, No. four gears 12 are nibbled with the first travelling gear 15
Closing, the first travelling gear 15 is arranged on power transmission shaft 16, and power transmission shaft 16 is installed the second travelling gear 25, and power transmission shaft 16 is pacified
Being contained in casing 4, double-sliding gear installed on output shaft 20 by corresponding first travelling gear 15 and the second travelling gear 25
13, double-sliding gear 13 connects pull-fork assembly.Double-sliding gear 13 includes that corresponding first travelling gear 15 is arranged
The second balladeur train 22 that one balladeur train 21 and corresponding second travelling gear 25 are arranged, the first balladeur train 21 and second is sliding
Pull-fork assembly mounting groove 23 is set between moving gear 22.First balladeur train 21 is one-body molded with the second balladeur train 22.Dial
Fork assembly includes the shift fork 18 being connected with double-sliding gear 13, and shift fork 18 end arranges shifting fork bar 17.Variable block assembly includes defeated
Enter axle the 2, first jackshaft the 5, second jackshaft 29, power shaft 2 have input 3, power shaft 2 is installed driving gear 1,
6, No. two gears 30 of a gear engaged with driving gear 1 it are respectively mounted on first jackshaft the 5, second jackshaft 29, the
It is provided with clutch component between one jackshaft 5 and the first power transmission shaft 11, is provided with between the second jackshaft 29 and second driving shaft 14
Lower clutch component, upper clutch component includes that first clutch 7, upper shell gear 8 and second clutch 9, lower clutch component include
3rd clutch 28, lower house gear 27 and the 4th clutch 26, upper shell gear 8 engages each other with lower house gear 27.
Long key is set on power transmission shaft 16, the long keyway matched with long key is set inside double-sliding gear 13.
Drive shift: first clutch 7 is connected with a gear 6, second clutch 9 is connected with No. three gears 10, driving gear
1 imparts power to No. four gears 12 by 6, No. three gears 10 of a gear, passes to the first travelling gear 15 further,
First travelling gear 15 drives power transmission shaft 16 to rotate, and stirs shift fork 18, is stirred to the right by double-sliding gear 13, makes first
Balladeur train 21 engages with the first travelling gear 15, and the first travelling gear 15 drives output shaft 20 to rotate, it is achieved power exports,
Now, the second balladeur train 22 and the second travelling gear 25 are not connected to；
Double-sliding gear 13 is stirred to the left, makes the second balladeur train 22 and the second travelling gear 25 engage, the second slide teeth
Wheel 22 drive output shaft 20 rotates, it is achieved power exports, and now, the first balladeur train 21 does not connects with the first travelling gear 15
Connect, it is achieved the change of two gears.
First clutch 7 is connected with a gear 6, and the 4th clutch 26 is connected with No. four gears 12, and driving gear 1 passes through
Power is transferred to No. four gears 12 by number gear 6, upper shell gear 8, a lower house gear 27, then passes to the first driving cog
Wheel 15, adjusts the position of double-sliding gear 13, it is achieved the change of two other gear by shift fork 18.
Reversing gear: the 3rd clutch 28 is connected with No. two gears 30, the 4th clutch 26 is connected with No. four gears 12, driving tooth
Power is transferred to the first travelling gear 15 by No. two gears 30,27, No. four gears 12 of lower house gear by wheel 1, by dialling
The position of fork 18 adjustment double-sliding gear 13, it is achieved the change of two gears；
3rd clutch 28 is connected with No. two gears 30, and second clutch 9 is connected with No. three gears 10, and driving gear 1 passes through
Power is transferred to first by No. two gears 30, lower house gear 27, upper shell gear 10, No. four gears 12 of 8, No. three gears
Travelling gear 15, adjusts the position of double-sliding gear 13 by shift fork 18, it is achieved the change of two other gear.
Claims (6)
1. a loader bending moment change speed gear box, including casing (4), have in casing (4) variable block assembly, the first power transmission shaft (11),
Second driving shaft (14) and output shaft (20), it is characterised in that: variable block assembly connects the first power transmission shaft (11) and second respectively
Power transmission shaft (14), the first power transmission shaft (11) is upper installs No. three gears (10), and second driving shaft (14) is upper to be installed and No. three teeth
Taking turns No. four gears (12) that (10) engage, No. four gears (12) are engaged with the first travelling gear (15), the first travelling gear
(15) being arranged on power transmission shaft (16), power transmission shaft (16) is upper installs the second travelling gear (25), and power transmission shaft (16) is installed
In casing (4), corresponding first travelling gear (15) and the second travelling gear (25) install duplex on output shaft (20)
Balladeur train (13), double-sliding gear connects pull-fork assembly on (13).
Loader bending moment change speed gear box the most according to claim 1, it is characterised in that: it is right that double-sliding gear (13) includes
Answer the first balladeur train (21) that the first travelling gear (15) arranges and corresponding second travelling gear (25) is arranged second sliding
Moving gear (22), arranges pull-fork assembly mounting groove (23) between the first balladeur train (21) and the second balladeur train (22).
Loader bending moment change speed gear box the most according to claim 2, it is characterised in that: the first balladeur train (21) and second
Balladeur train (22) is one-body molded.
4. according to the loader bending moment change speed gear box described in claim 1,2 or 3, it is characterised in that: pull-fork assembly includes with double
The shift fork (18) that connection balladeur train (13) connects, shift fork (18) end arranges shifting fork bar (17).
Loader bending moment change speed gear box the most according to claim 1, it is characterised in that: variable block assembly include power shaft (2),
First jackshaft (5), the second jackshaft (29), power shaft (2) installs driving gear (1), the first jackshaft (5),
The gear (6) engaged with driving gear (1), No. two gears (30) it are respectively mounted on second jackshaft (29), first
It is provided with clutch component, the second jackshaft (29) and second driving shaft (14) between jackshaft (5) and the first power transmission shaft (11)
Between be provided with lower clutch component, upper clutch component includes first clutch (7), upper shell gear (8) and second clutch (9),
Lower clutch component includes the 3rd clutch (28), lower house gear (27) and the 4th clutch (26), upper shell gear (8)
Engage each other with lower house gear (27).
Loader bending moment change speed gear box the most according to claim 1, it is characterised in that: power transmission shaft arranges long key on (16),
Double-sliding gear (13) inner side arranges the long keyway matched with long key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123560.0U CN205605746U (en) | 2016-02-16 | 2016-02-16 | Loader bending moment gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123560.0U CN205605746U (en) | 2016-02-16 | 2016-02-16 | Loader bending moment gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205605746U true CN205605746U (en) | 2016-09-28 |
Family
ID=56960260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620123560.0U Expired - Fee Related CN205605746U (en) | 2016-02-16 | 2016-02-16 | Loader bending moment gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205605746U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196953A (en) * | 2020-10-28 | 2021-01-08 | 江苏泰隆减速机股份有限公司 | Shifting fork speed reducer for steel cord twisting machine |
| CN114135639A (en) * | 2021-10-29 | 2022-03-04 | 江西中船航海仪器有限公司 | Expansion transmission mechanism for expansion cabin of square cabin vehicle |
-
2016
- 2016-02-16 CN CN201620123560.0U patent/CN205605746U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196953A (en) * | 2020-10-28 | 2021-01-08 | 江苏泰隆减速机股份有限公司 | Shifting fork speed reducer for steel cord twisting machine |
| CN112196953B (en) * | 2020-10-28 | 2024-06-07 | 江苏泰隆减速机股份有限公司 | Shifting fork speed reducer for steel cord twisting machine |
| CN114135639A (en) * | 2021-10-29 | 2022-03-04 | 江西中船航海仪器有限公司 | Expansion transmission mechanism for expansion cabin of square cabin vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20200216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |