CN201568536U - Speed changing box of loading machine - Google Patents
Speed changing box of loading machine Download PDFInfo
- Publication number
- CN201568536U CN201568536U CN2010200148330U CN201020014833U CN201568536U CN 201568536 U CN201568536 U CN 201568536U CN 2010200148330 U CN2010200148330 U CN 2010200148330U CN 201020014833 U CN201020014833 U CN 201020014833U CN 201568536 U CN201568536 U CN 201568536U
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- Prior art keywords
- gear
- shaft
- gears
- oil cylinder
- engaged
- 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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- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a speed changing box of a loading machine, which belongs to the technical field of mechanical transmission. The speed changing box of the loading machine structurally comprises a second shaft normally-engaged gear, a slide sleeve, a reverse rotation gear, a reverse rotation clutch, a positive rotation gear and a position rotation clutch, wherein the second shaft normally-engaged gear is normally engaged with a first shaft gear and is arranged on a second shaft, the slide sleeve is arranged in the middle of the second shaft, the reverse rotation gear and the reverse rotation clutch, and the positive rotation gear and the position rotation clutch are respectively arranged on the second shaft arranged at both sides of the slide sleeve, the positive gear is normally engaged with a third shaft high-speed gear arranged on a third shaft, a third shaft low-speed gear is arranged on the third shaft, the reverse rotation gear is engaged with a fourth shaft reverse gearing gear arranged on the fourth shaft, a fourth shaft slide moving gear is engaged with either the third shaft low-speed gear or the third shaft high-speed gear through the slide moving action, a fourth shaft normally-engaged gear is normally engaged with a fifth shaft gear, a reverse rotation oil cylinder and a positive rotation oil cylinder arranged at both ends of the second shaft are connected with a reverse valve, and the reverse valve and a throttle valve are connected with a travel control valve. The utility model has the advantages of convenient operation and oil consumption saving, and avoids the motive power loss during the matched work of a hydrodynamic coupling and a low-power engine.
Description
Technical field
The utility model relates to the mechanical transmissioning technology field, specifically a kind of loading machine gearbox.
Background technique
General, what loader assembled is fluid torque converter mostly, fluid torque converter not only costs an arm and a leg, and its operation is gone up more loaded down with trivial details, oil consumption is big, output can not get well stable control, and when hydraulic couplers and low-powered engine cooperating with to a certain extent power loss, this is that an important topic to be solved is arranged in mechanical transmission and speed change field.
Summary of the invention
Technical assignment of the present utility model is to solve the deficiencies in the prior art, and a kind of loading machine gearbox is provided.
The technical solution of the utility model realizes in the following manner, this loading machine gearbox, its structure comprises casing and variable-speed shaft, one runs through casing, one in the casing is provided with a shaftgear, the outer two ends of upper box are respectively arranged with prominent unit, a side of one is provided with oil pump, casing is provided with two, three, four and five, two are provided with and normal two commonly engaged gears that mesh of a shaftgear, two middle parts are provided with sliding sleeve, sliding sleeve is provided with bearing pin, be respectively arranged with counter gear on two of the sliding sleeve both sides, reversing clutch and just changeing gear, just changeing clutch, three high gears that just changeing gear and three last settings often mesh, also be provided with three low speed gears on three, four reverse gears engagements on counter gear and four, four are provided with four shifting slide gears, four shifting slide gears are by slippage action and three low speed gears, three arbitrary engagements of high gear, four four commonly engaged gears that go up to be provided with often mesh with five shaftgears on five, and five two ends are provided with prominent first; Two two ends are respectively arranged with counter-rotating oil cylinder and just changeing oil cylinder, the counter-rotating oil cylinder with just change oil cylinder and be connected with bearing pin on the sliding sleeve by plunger, reverse oil cylinder with just change oil cylinder and be connected with selector valve, selector valve is connected with the walking control valve with throttle.
Casing is provided with resuscitation apparatus and warning inductor.
The beneficial effect that the utility model is compared with prior art produced is:
This loading machine gearbox is reasonable in design, simple in structure, safe and reliable, easy to use, be easy to safeguard, can be installed on the small sized loader and use, can replace expensive fluid torque converter, easy to operate, save oil consumption, because its power loss when having avoided hydraulic couplers and low-powered engine cooperating.
This loading machine gearbox can be realized following characteristics:
1, hydraulic changeover, easy and convenient, no sorrow out of supply.
2, the worry of frequent use clutch has been saved in stepless change.
3, working pump directly is contained on the gearbox, saves the car load installing space, reduces integral vehicle cost.
4, idling is motionless, and the main wheel gear is in what position, and gas pedal is motionless, and car load can not walked.
5, braking and fuel cutting-off, in case step brake, though gearbox whether on gear, car load all will cut off driving force.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is positional alignment structural representations of variable-speed shaft of the present utility model.
Mark in the accompanying drawing is represented respectively:
1, one, 2, two, 3, three, 4, four, 5, five, 6, casing, 7, one shaftgear, 8, oil pump, 9, prominent unit, 10, two commonly engaged gears, 11, counter gear, 12, reversing clutch, 13, sliding sleeve, 14, bearing pin, 15, just changeing gear, 16, just changeing clutch, 17, gear-bearing, 18, the counter-rotating oil cylinder, 19, just changeing oil cylinder, 20, three low speed gears, 21, three high gears, 22, four shifting slide gears, 23, four reverse gears, 24, four commonly engaged gears, 25, five shaftgears, 26, resuscitation apparatus, 27, the warning inductor, 28, selector valve, 29, the walking control valve, 30, throttle, 31, plunger.
Embodiment
Below in conjunction with accompanying drawing loading machine gearbox of the present utility model is done following detailed description the in detail.
As accompanying drawing 1, shown in 2, loading machine gearbox of the present utility model, comprise casing 6 and variable-speed shaft, run through casing 6 for one 1, one 1 in the casing 6 is provided with a shaftgear 7, the one 1 outer two ends of upper box are respectively arranged with prominent unit 9, a side of one 1 is provided with oil pump 8, casing 6 is provided with two 2, three 3, four 4 and five 5, be provided with two commonly engaged gears 10 for two 2 with a shaftgear 7 normal engagements, two 2 middle parts are provided with sliding sleeve 13, sliding sleeve 13 is provided with bearing pin 14, be respectively arranged with counter gear 11 on two of sliding sleeve 13 both sides, reversing clutch 12 and just changeing gear 15, just changeing clutch 16, just changeing three high gears 21 that are provided with on gear 15 and three 3 often meshes, also be provided with three low speed gears 20 on three 3, four reverse gears, 23 engagements on counter gear 11 and four 4, be provided with four shifting slide gears 22 for four 4, four shifting slide gears 22 are by slippage action and three low speed gears 20, three high gear 21 arbitrary engagements, four commonly engaged gears 24 that are provided with on four 4 often meshs with five shaftgears 25 on five 5, five 5 two ends be provided with dash forward first; Two 2 two ends are respectively arranged with counter-rotating oil cylinder 18 and are just changeing oil cylinder 19, counter-rotating oil cylinder 18 with just change oil cylinder 19 and be connected with bearing pin 14 on the sliding sleeve 13 by plunger 31, sliding sleeve 13 is by counter-rotating oil cylinder 18 fixing on two two ends casings, just changeing oil cylinder 19 and plunger 31, cooperate with bearing pin 14 through two 2 center holes, under the effect of oil cylinder and plunger, sliding sleeve 13 slidably reciprocates, make the one group of clutch friction plate jam-packed that is wherein just changeing in the clutch 16, driving is just changeing that gear 15 rotates and to three high gear 21 transmissions, at this moment one group of clutch friction plate in the reversing clutch 12 unclamps, otherwise, one group of clutch friction plate jam-packed in the counter gear 11, driving counter gear 11 rotates, and to four reverse gear 23 transmissions, at this moment the clutch friction plate that is just changeing in the clutch 16 unclamps, and two two ends have two dish deep groove ball bearings and two dish thrust-bearings respectively.When four shifting slide gears 22 and three high gear 21 engagements, five of transmission output shafts be at a high speed, when four shifting slide gears 22 and three low speed gear 20 engagements, what be transferred to five of output shafts is low speed, four reverse gears 23 and two counter gears 11 often close, and five shaftgears 25 and four commonly engaged gears 24 often close.Counter-rotating oil cylinder 18 and just change oil cylinder 19 and be connected with selector valve 28, selector valve 28 is connected with oil pump, and selector valve 28 is connected with the control valve 29 of walking with throttle 30.Casing 6 is provided with resuscitation apparatus 26 and warning inductor 27.
Claims (2)
1. loading machine gearbox, comprise casing and variable-speed shaft, it is characterized in that runs through a casing, one in the casing is provided with a shaftgear, the outer two ends of upper box are respectively arranged with prominent unit, a side of one is provided with oil pump, casing is provided with two, three, four and five, two are provided with and normal two commonly engaged gears that mesh of a shaftgear, two middle parts are provided with sliding sleeve, sliding sleeve is provided with bearing pin, be respectively arranged with counter gear on two of the sliding sleeve both sides, reversing clutch and just changeing gear, just changeing clutch, just changeing gear and three and going up three high gears that are provided with and often mesh, also be provided with three low speed gears on three, counter gear meshes with four reverse gears on four, four are provided with four shifting slide gears, four shifting slide gears are by slippage action and three low speed gears, three arbitrary engagements of high gear, four four commonly engaged gears that go up to be provided with often mesh with five shaftgears on five, and five two ends are provided with prominent first; Two two ends are respectively arranged with counter-rotating oil cylinder and just changeing oil cylinder, the counter-rotating oil cylinder with just change oil cylinder and be connected with bearing pin on the sliding sleeve by plunger, reverse oil cylinder with just change oil cylinder and be connected with selector valve, selector valve is connected with the walking control valve with throttle.
2. loading machine gearbox according to claim 1 is characterized in that casing is provided with resuscitation apparatus and warning inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200148330U CN201568536U (en) | 2010-01-18 | 2010-01-18 | Speed changing box of loading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200148330U CN201568536U (en) | 2010-01-18 | 2010-01-18 | Speed changing box of loading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201568536U true CN201568536U (en) | 2010-09-01 |
Family
ID=42660821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200148330U Expired - Fee Related CN201568536U (en) | 2010-01-18 | 2010-01-18 | Speed changing box of loading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201568536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537300A (en) * | 2011-11-14 | 2012-07-04 | 罗庆繁 | Simple fixed-shaft type transmission assembly for loader |
| CN102653064A (en) * | 2011-03-04 | 2012-09-05 | 张家港市九鼎机械有限公司 | Machine tool transmission gear |
-
2010
- 2010-01-18 CN CN2010200148330U patent/CN201568536U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102653064A (en) * | 2011-03-04 | 2012-09-05 | 张家港市九鼎机械有限公司 | Machine tool transmission gear |
| CN102537300A (en) * | 2011-11-14 | 2012-07-04 | 罗庆繁 | Simple fixed-shaft type transmission assembly for loader |
| CN102537300B (en) * | 2011-11-14 | 2014-09-17 | 罗庆繁 | Simple fixed-shaft type transmission assembly for loader |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20120118 |