CN209324965U - Pitch vehicle gearbox - Google Patents
Pitch vehicle gearbox Download PDFInfo
- Publication number
- CN209324965U CN209324965U CN201821930776.3U CN201821930776U CN209324965U CN 209324965 U CN209324965 U CN 209324965U CN 201821930776 U CN201821930776 U CN 201821930776U CN 209324965 U CN209324965 U CN 209324965U
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- clutch
- gear
- output shaft
- front output
- shaft
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Abstract
The utility model relates to pitch vehicle gearbox, including being arranged in the intracorporal torque-converters of shell, input shaft, idler shaft, jackshaft, rear output shaft, front output shaft and jaw clutch, it is additionally provided with first clutch and second clutch on input shaft, is also set with first clutch gear and second clutch gear on input shaft；Idler shaft both ends are respectively fixed with the first transmission gear and the second transmission gear；Jackshaft is fixed with third transmission gear, a shelves gear and intermediate gear, and third gear clutch is additionally provided on jackshaft, is also set with third gear clutch gear on jackshaft；Rear output shaft is fixed with the 4th transmission gear and third gear, first clutch and two grades of clutches are additionally provided on rear output shaft, two grades of clutch gears that the first clutch gear connecting with first clutch is also set on rear output shaft and is connect with two grades of clutches；Fork truck gearbox designs provided by the utility model are compact, have the function of front and back end power output and front end power output is cut-off.
Description
Technical field
The utility model belongs to gearbox technical field more particularly to a kind of fork vehicle gearbox.
Background technique
The main function of gearbox is exactly to adapt to vehicle to start to walk under the conditions of different kinds of roads, accelerate climbing and open and flat road
On when running at high speed, gearbox is converted the torque that engine exports and speed wherein, is allowed to adapt to traveling driving to want
It asks.Since engine cannot reverse, the advance of fork truck and drawback movement are also solved by speed changer.In addition, gearbox is also
The longer cutting of the operating of engine and drive system can be mutually disengaged.
But existing fork vehicle gearbox, it is bulky, it is relatively simple for structure, and do not have front and back end power output
Function is unable to satisfy the demand of various operating conditions.
Summary of the invention
In order to solve the above technical problems, the purpose of the utility model is to provide it is a kind of it is compact-sized, there is front and back end
The fork vehicle gearbox that power output function and front end power output can be cut off.
To achieve the goals above, the utility model uses technical solution below:
Pitch vehicle gearbox, including setting the intracorporal torque-converters of shell, input shaft, idler shaft, jackshaft, rear output shaft,
Front output shaft and jaw clutch,
One end of input shaft is arranged in the torque-converters, and ahead running clutch and reversing clutch are additionally provided on the input shaft
Device, is also set with the ahead running clutch gear connecting with ahead running clutch on the input shaft and what is connect with reverse clutch falls
Vehicle clutch gear；
The idler shaft both ends are respectively fixed with the first transmission gear and the second transmission gear；
The jackshaft is fixed with third transmission gear, a shelves gear and intermediate gear, is additionally provided with three on the jackshaft
Shelves clutch, is also set with the third gear clutch gear connecting with third gear clutch on the jackshaft；
The rear output shaft is fixed with the 4th transmission gear and third gear, and one grade of clutch is additionally provided on the rear output shaft
Device and two grades of clutches, be also set on the rear output shaft first clutch gear being connect with first clutch and with two grades
Two grades of clutch gears of clutch connection；
The front output shaft is equipped with jaw clutch, and the jaw clutch is arranged with spline in front output shaft
On, the 5th transmission gear is also set on the front output shaft；
The ahead running clutch gear is engaged with third transmission gear, the reverse clutch gear and the second transmission gear
Engagement, first transmission gear are engaged with third transmission gear, a shelves gear, intermediate gear, third gear clutch gear
It is engaged respectively with first clutch gear, two grades of clutch gears, third gears, the 4th transmission gear and the 5th driving cog
Wheel engagement.
As a preferred solution: circlip is further fixed on the front output shaft lateral wall, the jaw clutch
The first spring is equipped between one end and circlip, the other end of jaw clutch and the 5th passes under the action of the first spring
Moving gear occlusion；Clutch oil cylinder is formed between the jaw clutch and front output shaft, the front output shaft is equipped with oil
Hole, and be additionally provided with the first radial direction oil hole in clutch oil cylinder position, is further fixed on valve seat in the front output shaft, valve seat both ends with
The oilhole of front output shaft is connected to, and valve seat wall is equipped with the through-hole being connected to the first radial direction oil hole；Spool, and valve are equipped in valve seat
Second spring is equipped between core and valve seat, described spool one end is connected to the oilhole of front output shaft, and it is radial that the other end is equipped with second
Oilhole, second spring deviate the second radial direction oil hole and the first radial direction oil hole.
As a preferred solution: clutch oil cylinder two sides are arranged with the second sealing ring respectively on the front output shaft and third is close
Seal, the valve seat outside is additionally provided with the 4th sealing ring, and one end of valve seat is equipped with circlip for hole.
As a preferred solution: the input shaft, idler shaft, jackshaft, rear output shaft, front output shaft pass through the axis at both ends
It holds and is rotatably arranged in shell, and be also equipped with flange on rear output shaft and front output shaft.
As a preferred solution: the both ends of the front output shaft are tapered roller bearing, and oil sealing is additionally provided on front output shaft
The side of ring, the circlip is also successively arranged retaining ring and shaft block ring.
As a preferred solution: one end of the front output shaft has been bolted front output shaft pressing plate, and front output shaft
Preceding output flange, the preceding output flange and front output shaft are further fixed on front output shaft between pressing plate and tapered roller bearing
Between be equipped with the first sealing ring.
As a preferred solution: the ahead running clutch, reverse clutch, first clutch, two grades of clutches, third gear clutch
Device is all made of Multi-plate Wet Friction Clutch.
The gearbox of the utility model passes to power on torque-converters from engine, passes to speed change by turbine on torque-converters
On device input shaft, by the reversing clutch gear on input shaft, power passes on idler shaft and jackshaft respectively, passes through centre
The third gear clutch gear of axis and one, intermediate gear pass on rear output shaft, and rear output shaft is exported by output flange above.Knot
Structure is compact, and regulation stall is abundant, meanwhile, rear output shaft is passed to power on front output shaft by gear, and front output shaft passes through dress
In output flange output power above.The utility model is provided with jaw clutch also on front output shaft, can be convenient
Cutting front output shaft power, use is more flexible.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the utility model along power transfer path.
Fig. 2 is the schematic diagram of the section structure of the utility model front output shaft.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Fork vehicle gearbox as depicted in figs. 1 and 2, including be arranged in the intracorporal torque-converters 1 of shell, input shaft 8, idler shaft
5, jackshaft 4, rear output shaft 3, front output shaft 2 and jaw clutch 21,
One end of input shaft 8 is arranged in the torque-converters, be additionally provided on the input shaft 8 ahead running clutch 81 and move backward from
Clutch 82 is also set with the ahead running clutch gear 7 and and reverse clutch connecting with ahead running clutch 81 on the input shaft 8
The reverse clutch gear 9 of 82 connections；
5 both ends of idler shaft are respectively fixed with the first transmission gear 52 and the second transmission gear 51；
The jackshaft 4 is fixed with third transmission gear 41, a shelves gear 42 and intermediate gear 43, on the jackshaft 4
It is additionally provided with third gear clutch 45, the third gear clutch gear 44 connecting with third gear clutch 45 is also set on the jackshaft 4；
The rear output shaft 3 is fixed with the 4th transmission gear 33 and third gear 32, is additionally provided with one on the rear output shaft 3
Shelves clutch 35 and two grades of clutches 36 is also set with one grade of clutch connecting with first clutch 35 on the rear output shaft 3
Device gear 31 and two grades of clutch gears 34 being connect with two grades of clutches 36；
The front output shaft 2 is equipped with jaw clutch 21, and the jaw clutch 21 is arranged with spline preceding defeated
On shaft 2, the 5th transmission gear 22 is also set on the front output shaft 2；
The ahead running clutch gear 7 is engaged with third transmission gear 41, the reverse clutch gear 9 and the second transmission
Gear 51 engages, and first transmission gear 52 engages with third transmission gear 41, a shelves gear 42, intermediate gear 43,
Third gear clutch gear 44 is engaged with first clutch gear 31, two grades of clutch gears 34, third gears 32 respectively, and described
Four transmission gears 33 are engaged with the 5th transmission gear 22.
Circlip 110, one end of the jaw clutch 21 and bullet are further fixed on 2 lateral wall of front output shaft
Property retaining ring 110 between be equipped with the first spring 112, the other end of jaw clutch 21 and the under the action of the first spring 112
The occlusion of five transmission gears 22；Clutch oil cylinder, the front output shaft are formed between the jaw clutch 21 and front output shaft 2
2 are equipped with oilhole, and are additionally provided with the first radial direction oil hole in clutch oil cylinder position, are further fixed on valve seat in the front output shaft 2
115,115 both ends of valve seat are connected to the oilhole of front output shaft, and 115 side wall of valve seat is logical equipped with what is be connected to the first radial direction oil hole
Hole；It is equipped with spool 114 in valve seat 115, and is equipped with second spring 120, described 114 one end of spool between spool 114 and valve seat 115
It is connected to the oilhole of front output shaft 2, the other end is equipped with the second radial direction oil hole, and second spring 120 makes the second radial direction oil hole and the
One radial direction oil hole deviates.
Clutch oil cylinder two sides are arranged with the second sealing ring 113 and third sealing ring 116 respectively on the front output shaft 2,
The 4th sealing ring 118 is additionally provided on the outside of the valve seat 115, and one end of valve seat 115 is equipped with circlip for hole 119.
The hydraulic oil come in from cabinet enters oilhole in front output shaft, pushes spool to move right, spool 114 and valve seat
Gapless between 115, oil liquid flow to clutch oil cylinder by the first radial direction oil hole on front output shaft from the hole in spool 114,
So that jaw clutch moves downward, separate jaw clutch with the 5th gear；When cutting off hydraulic oil, spool 114
It is moved downward under second spring effect, spool 114 and valve seat 115 generate gap, flow the oil liquid in clutch oil cylinder quickly
To cabinet, jaw clutch moves right under the promotion of spring 112, is incorporated in jaw clutch once again with the 5th gear
Together.
The input shaft 8, idler shaft 5, jackshaft 4, rear output shaft 3, front output shaft 2 are set by the bearing rotation at both ends
It sets in shell 1, and is also equipped with flange on rear output shaft 3 and front output shaft 2.
The both ends of the front output shaft 2 are tapered roller bearing 105, and oil seal ring 106 is additionally provided on front output shaft 2, institute
The side for stating circlip 110 is also successively arranged retaining ring 109 and shaft block ring 108.
One end of the front output shaft 2 is fixed with front output shaft pressing plate 103, and front output shaft pressing plate 103 by bolt 104
Output flange 101 before being further fixed on front output shaft 2 between tapered roller bearing 105, the preceding output flange 101 is with before
The first sealing ring 102 is equipped between output shaft 2.
The ahead running clutch 81, reverse clutch 82, first clutch 35, two grades of clutches 36, third gear clutches 45
It is all made of Multi-plate Wet Friction Clutch.
When the ahead running clutch 81 of the utility model combines, reverse clutch 82 disengages, the power on input shaft 8 passes through suitable
Vehicle clutch gear 7 drives third transmission gear 41 to pass to jackshaft 4,
The power of jackshaft 4 drives first clutch gear 31 by a shelves gear 42, when first clutch 35 combines,
When two grades of clutches 36, third gear clutch 45 disengage, the power on jackshaft 4 just drives to rear output shaft 3 with one grade of speed ratio
On,
The power of jackshaft 4 drives two grades of clutch gears 34 by intermediate gear 43, when two grades of clutches 36 combine,
When first clutch 35, third gear clutch 45 disengage, the power on jackshaft 4 is just driven on rear output shaft 3 with two notch speed ratios,
When third gear clutch 45 combines, when 35, two grades of clutches 36 of first clutch disengage, the power of jackshaft 4 is logical
It crosses third gear clutch gear 44 and drives third gear clutch gear 32, the power on jackshaft 4 is just driven to third gear speed ratio rear defeated
On shaft 3,
Power on rear output shaft 3 drives the 5th transmission gear to pass to jaw clutch by the 4th transmission gear 33
Device, when jaw clutch combines, the 5th transmission gear passes to jaw clutch, and jaw clutch is passed by spline
Onto front output shaft 2, power passes to front output shaft 2.
When the ahead running clutch 81 of the utility model disengages, reverse clutch 82 combines, the power on input shaft 8 is by falling
Vehicle clutch gear 9 drives the second transmission gear 51 to pass to idler shaft 5, and the power on idler shaft 5 passes through the second driving cog again
52 drive third transmission gear 41 of wheel passes to jackshaft 4, and the reversion of jackshaft 4 has been achieved, has realized the function of reverse gear.
Utility model has the function of front and back end power output for the gearbox of fork truck, and gearbox front output shaft uses
Jaw clutch, can according to need cutting power output.
It should be pointed out that above embodiments are only the representative examples of the utility model.The utility model can also there are many
Deformation.All essence any simple modification, equivalent change and modification to the above embodiments according to the utility model,
It is considered as belonging to the protection scope of the utility model.
Claims (7)
1. pitching vehicle gearbox, it is characterised in that: including being arranged in the intracorporal torque-converters of shell (1), input shaft (8), idler shaft
(5), jackshaft (4), rear output shaft (3), front output shaft (2) and jaw clutch (21),
The torque-converters setting is additionally provided with ahead running clutch (81) and reversing on one end of input shaft (8), the input shaft (8)
Clutch (82), be also set on the input shaft (8) the ahead running clutch gear (7) being connect with ahead running clutch (81) and with
The reverse clutch gear (9) of reverse clutch (82) connection；
Idler shaft (5) both ends are respectively fixed with the first transmission gear (52) and the second transmission gear (51)；
The jackshaft (4) is fixed with third transmission gear (41), a shelves gear (42) and intermediate gear (43), the jackshaft
(4) be additionally provided on third gear clutch (45), be also set on the jackshaft (4) third gear that is connect with third gear clutch (45) from
Clutch gear (44)；
The rear output shaft (3) is fixed with the 4th transmission gear (33) and third gear (32), also sets on the rear output shaft (3)
There are first clutch (35) and two grades of clutches (36), is also set on the rear output shaft (3) with first clutch (35) even
The first clutch gear (31) connect and two grades of clutch gears (34) being connect with two grades of clutches (36)；
The front output shaft (2) is equipped with jaw clutch (21), and the jaw clutch (21) is arranged with spline preceding
On output shaft (2), the 5th transmission gear (22) is also set on the front output shaft (2)；
The ahead running clutch gear (7) is engaged with third transmission gear (41), and the reverse clutch gear (9) passes with second
Moving gear (51) engagement, first transmission gear (52) are engaged with third transmission gear (41), a shelves gear (42), two
Shelves gear (43), third gear clutch gear (44) respectively with first clutch gear (31), two grades of clutch gears (34), third gear
Gear (32) engagement, the 4th transmission gear (33) are engaged with the 5th transmission gear (22).
2. fork vehicle gearbox according to claim 1, it is characterised in that: also solid on front output shaft (2) lateral wall
Fixed flexible retaining ring (110), is equipped with the first spring between one end and circlip (110) of the jaw clutch (21)
(112), the other end of jaw clutch (21) is engaged with the 5th transmission gear (22) under the action of the first spring (112)；
Clutch oil cylinder is formed between the jaw clutch (21) and front output shaft (2), the front output shaft (2) is equipped with oil
Hole, and it is additionally provided with the first radial direction oil hole in clutch oil cylinder position, valve seat (115), valve are further fixed in the front output shaft (2)
Seat (115) both ends are connected to the oilhole of front output shaft, and valve seat (115) side wall is equipped with the through-hole being connected to the first radial direction oil hole；
Spool (114) are equipped in valve seat (115), and are equipped with second spring (120) between spool (114) and valve seat (115), the spool
(114) one end is connected to the oilhole of front output shaft (2), and the other end is equipped with the second radial direction oil hole, and second spring (120) makes second
Radial direction oil hole and the first radial direction oil hole deviate.
3. fork vehicle gearbox according to claim 2, it is characterised in that: clutch oil cylinder on the front output shaft (2)
Two sides are arranged with the second sealing ring (113) and third sealing ring (116) respectively, and it is close to be additionally provided with the 4th on the outside of the valve seat (115)
Seal (118), and one end of valve seat (115) is equipped with circlip for hole (119).
4. fork vehicle gearbox according to claim 1, it is characterised in that: the input shaft (8), idler shaft (5), centre
Axis (4), rear output shaft (3), front output shaft (2) are rotatably arranged in shell by the bearing at both ends, and rear output shaft (3) and
Front output shaft is also equipped with flange on (2).
5. according to fork vehicle gearbox as claimed in claim 2, it is characterised in that: the both ends of the front output shaft (2) are circular cone rolling
Sub- bearing (105), and oil seal ring (106) are additionally provided on front output shaft (2), the side of the circlip (110) is also successively set
There are retaining ring (109) and shaft block ring (108).
6. fork vehicle gearbox according to claim 5, it is characterised in that: one end of the front output shaft (2) passes through spiral shell
Bolt (104) is fixed with front output shaft pressing plate (103), and between front output shaft pressing plate (103) and tapered roller bearing (105) before
It is further fixed on output shaft (2) preceding output flange (101), the is equipped between the preceding output flange (101) and front output shaft (2)
One sealing ring (102).
7. fork vehicle gearbox according to claim 1, it is characterised in that: the ahead running clutch (81), reversing clutch
Device (82), first clutch (35), two grades of clutches (36), third gear clutch (45) are all made of Multi-plate Wet Friction Clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821930776.3U CN209324965U (en) | 2018-11-22 | 2018-11-22 | Pitch vehicle gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821930776.3U CN209324965U (en) | 2018-11-22 | 2018-11-22 | Pitch vehicle gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209324965U true CN209324965U (en) | 2019-08-30 |
Family
ID=67711205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821930776.3U Active CN209324965U (en) | 2018-11-22 | 2018-11-22 | Pitch vehicle gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209324965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210171A (en) * | 2018-11-22 | 2019-01-15 | 浙江金道科技股份有限公司 | Pitch vehicle gearbox |
-
2018
- 2018-11-22 CN CN201821930776.3U patent/CN209324965U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210171A (en) * | 2018-11-22 | 2019-01-15 | 浙江金道科技股份有限公司 | Pitch vehicle gearbox |
| CN109210171B (en) * | 2018-11-22 | 2024-01-30 | 浙江金道科技股份有限公司 | Gear box for forklift |
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