CN105526330A - Gear-shifting output mechanism - Google Patents

Gear-shifting output mechanism Download PDF

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Publication number
CN105526330A
CN105526330A CN201510922298.6A CN201510922298A CN105526330A CN 105526330 A CN105526330 A CN 105526330A CN 201510922298 A CN201510922298 A CN 201510922298A CN 105526330 A CN105526330 A CN 105526330A
Authority
CN
China
Prior art keywords
gear
pinion
output
shaft
main 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.)
Pending
Application number
CN201510922298.6A
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Chinese (zh)
Inventor
严华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weima Agricultural Machinery Co Ltd
Original Assignee
Weima Agricultural Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Weima Agricultural Machinery Co Ltd filed Critical Weima Agricultural Machinery Co Ltd
Priority to CN201510922298.6A priority Critical patent/CN105526330A/en
Publication of CN105526330A publication Critical patent/CN105526330A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B71/00—Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
    • A01B71/06—Special adaptations of coupling means between power take-off and transmission shaft to the implement or machine
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
    • F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
    • F16H3/30—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial
    • F16H3/32—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts not coaxial and an additional shaft
    • 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
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • 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
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention discloses a gear-shifting output mechanism. The gear-shifting output mechanism comprises a main shaft, an auxiliary shaft, an output shaft and a gear reversing shaft which are parallel to each other; the main shaft is sleeved with a main shaft duplicate gear, and the auxiliary shaft is sequentially sleeved with a first auxiliary gear, a second auxiliary gear, a third auxiliary gear, a fourth auxiliary gear and a fifth auxiliary gear; the output shaft is sequentially sleeved with a first output gear, a second output gear and a third output gear, and the gear reversing shaft is movably sleeved with a first gear reversing gear and a second gear reversing; the output shaft is fixedly sleeved with a driving sprocket, a driven shaft is fixedly sleeved with a driven sprocket, and the driving sprocket and the driven sprocket are sleeved with one transmission chain; and through axial sliding of the main shaft duplicate gear, all gears are meshed, and gear shifting and speed changing are achieved. By means of a mini-tiller speed change mechanism, the number of gears of an existing mini-tiller is increased, the selection scope is more wide in use, the practicability of the mini-tiller is higher, and therefore needs of actual production are met.

Description

Variable block output mechanism
Technical field
The present invention relates to a kind of variable block output mechanism.
Background technique
Microtilling machine with small diesel engine or petrol engine for power, the features such as have lightweight, volume is little, and structure is simple.Microtilling machine is widely used in the nonirrigated farmland, paddy field, orchard etc. on Plain, mountain area, hills.Mix corresponding facility can carry out drawing water, generate electricity, spray the operation such as medicine, spray, also can draw towed vehicle and carry out short-distance transport, microtilling machine freely can be exercised in field, user-friendly and deposit, eliminating the worry that large-scale farm machinery cannot enter mountain area field, is that vast farmers Consumer substitutes the cultivated optimal selection of ox.The gearbox gear of tradition microtilling machine is less, and range of choice is extensive not; There is significant limitation in actual farming, can not meet and produce actual needs.Overcome the above problems and become the task of top priority.
Summary of the invention
For solving above technical problem, the invention provides a kind of variable block output mechanism.
Technological scheme is as follows:
A kind of variable block output mechanism, its key is: comprise the main shaft (1), countershaft (2), output shaft (3), reverse gear shaft (4) and the driven shaft (6) that are parallel to each other, described main shaft (1) is arranged with the first master gear (a1) and the second master gear (a2), be fixedly connected with between described first master gear (a1) and the second master gear (a2), form main shaft duplicate gear (a), this main shaft duplicate gear (a) can slide axially along main shaft (1);
Described countershaft (2) is arranged with the first pinion (b1), the second pinion (b2), the 3rd pinion (b3), the 4th pinion (b4) and the 5th pinion (b5) successively, be fixedly connected with between described first pinion (b1) and the second pinion (b2), form countershaft duplicate gear (b), this countershaft duplicate gear (b) kink is on described countershaft (2), and described 3rd pinion (b3), the 4th pinion (b4) and the 5th pinion (b5) are solidly set on described countershaft (2) respectively;
Described output shaft (3) is arranged with the first output gear (c1) successively, second output gear (c2) and the 3rd output gear (c3), output shaft duplicate gear (c) is fixedly connected to form between described first output gear (c1) and the second output gear (c2), this output shaft duplicate gear (c) kink is on described output shaft (3), described 3rd output gear (c3) is solidly set on described output shaft (3), output shaft (3) between described output shaft duplicate gear (c) and the 3rd output gear (c3) is installed with drive sprocket (61),
The first reverse gear (d1) and the second reverse gear (d2) is had at the upper kink of described reverse gear shaft (4), be fixedly connected with between described first reverse gear (d1) and the second reverse gear (d2), form the duplicate gear (d) that reverses gear;
Described driven shaft (6) is installed with driven sprocket (62), described drive sprocket (61) and driven sprocket (62) are arranged with same drive chain (63), the driven shaft (6) of described driven sprocket (62) both sides is respectively equipped with Cutting tool installation manner hole;
Described first pinion (b1) is engaged with the first output gear (c1), 3rd pinion (b3) engages with the second output gear (c2), 5th pinion (b5) engages with the 3rd output gear (c3), and described first reverse gear (d1) is engaged with the 4th pinion (b4);
When described main shaft duplicate gear (a) slides axially along main shaft (1), first master gear (a1) is engaged with the second pinion (b2), or the first master gear (a1) is engaged with the 3rd pinion (b3), or make the second master gear (a2) with the 4th pinion (b4) and engage, or the second master gear (a2) is engaged with the second reverse gear (d2).
Adopt above scheme, when main shaft duplicate gear (a) slides axially along main shaft (1), first master gear (a1) is engaged with the second pinion (b2), successively through the first pinion (b1), the first output gear (c1), the 3rd pinion (b3), countershaft (2), the 5th pinion (b5) and the 3rd output gear (c3), power is reached output shaft (3), drive driven shaft (6) to rotate; When making the first master gear (a1) engage with the 3rd pinion (b3), successively through countershaft (2), the 5th pinion (b5) and the 3rd output gear (c3), power is reached output shaft (3), drive driven shaft (6) to rotate; When making the second master gear (a2) and the 4th pinion (b4) and engaging, successively through countershaft (2), the 5th pinion (b5) and the 3rd output gear (c3), power is reached output shaft (3), drive driven shaft (6) to rotate; When making the second master gear (a2) engage with the second reverse gear (d2), successively through the first reverse gear (d1), the 4th pinion (b4), countershaft (2), the 5th pinion (b5) and the 3rd output gear (c3), power is reached output shaft (3), output shaft (3) counterrotating, makes driven shaft (6) reverse.Above structure adds the gear of existing microtilling machine, make it meet and produce actual needs, what the common field technique personnel of ability should know is, the standard pitch circle of the first master gear (a1) and the second master gear (a2) should be different, and the 3rd pinion (b3) and the 4th pinion (b4) then should correspondingly be arranged.
By spline joint between above-mentioned main shaft duplicate gear (a) and main shaft (1), described main shaft duplicate gear (a) along the spline slide of described main shaft (1), and is rotated with main shaft (1).In the program, main shaft duplicate gear (a) by spline along main shaft (1) smooth sliding.
Above-mentioned countershaft duplicate gear (b) is arranged on described countershaft (2) by needle bearing.In this design, countershaft duplicate gear (b) on countershaft (2), can improve stability and working life by needle bearing kink.
Above-mentioned output shaft duplicate gear (c) is arranged on described output shaft (3) by needle bearing.Output shaft duplicate gear (c) in this case on output shaft (3), can improve stability and working life by needle bearing kink.
The axial length of above-mentioned countershaft duplicate gear (b) is less than the axial distance between described 3rd pinion (b3) and the 4th pinion (b4).Adopt this design, when any one in the 3rd pinion (b3) and the 4th pinion (b4) engages with countershaft duplicate gear (b), another can not interfere.
The above-mentioned duplicate gear (d) that reverses gear is arranged on described reverse gear shaft (4) by needle bearing.Stability and working life can be improved.
Beneficial effect: adopt variable block output mechanism of the present invention, add the gear of existing microtilling machine, range of choice during use is more extensive, makes the practicability of microtilling machine stronger, thus meets the needs of actual production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
As depicted in figs. 1 and 2, a kind of variable block output mechanism, comprise the main shaft 1, countershaft 2, output shaft 3, reverse gear shaft 4 and the driven shaft 6 that are parallel to each other, described main shaft 1 is arranged with the first master gear a1 and the second master gear a2, be fixedly connected with between described first master gear a1 and the second master gear a2, form main shaft duplicate gear a, this main shaft duplicate gear a can slide axially along main shaft 1;
Described countershaft 2 is arranged with the first pinion b1, the second pinion b2, the 3rd pinion b3, the 4th pinion b4 and the 5th pinion b5 successively, be fixedly connected with between described first pinion b1 and the second pinion b2, form countershaft duplicate gear b, this countershaft duplicate gear b kink is on described countershaft 2, and described 3rd pinion b3, the 4th pinion b4 and the 5th pinion b5 are solidly set on described countershaft 2 respectively;
Described output shaft 3 is arranged with the first output gear c1, the second output gear c2 and the 3rd output gear c3 successively, output shaft duplicate gear c is fixedly connected to form between described first output gear c1 and the second output gear c2, this output shaft duplicate gear c kink is on described output shaft 3, described 3rd output gear c3 is solidly set on described output shaft 3, and the output shaft 3 between described output shaft duplicate gear c and the 3rd output gear c3 is installed with drive sprocket 61;
On described reverse gear shaft 4, kink has the first reverse gear d1 and the second reverse gear d2, is fixedly connected with between described first reverse gear d1 and the second reverse gear d2, forms the duplicate gear d that reverses gear;
Described driven shaft 6 is installed with driven sprocket 62, described drive sprocket 61 and driven sprocket 62 are arranged with same drive chain 63, the driven shaft 6 of described driven sprocket 62 both sides is respectively equipped with Cutting tool installation manner hole;
Described first pinion b1 engages with the first output gear c1, and the 3rd pinion b3 engages with the second output gear c2, and the 5th pinion b5 engages with the 3rd output gear c3, and described first reverse gear d1 engages with the 4th pinion b4;
When described main shaft duplicate gear a slides axially along main shaft 1, first master gear a1 is engaged with the second pinion b2, or the first master gear a1 is engaged with the 3rd pinion b3, or make the second master gear a2 with the 4th pinion b4 and engage, or the second master gear a2 is engaged with the second reverse gear d2.
By spline joint between described main shaft duplicate gear a and main shaft 1, described main shaft duplicate gear a along the spline slide of described main shaft 1, and rotates with main shaft 1.
Described countershaft duplicate gear b is arranged on described countershaft 2 by needle bearing, and described output shaft duplicate gear c is arranged on described output shaft 3 by needle bearing, described in the duplicate gear d that reverses gear be arranged on described reverse gear shaft 4 by needle bearing.
The axial length of described countershaft duplicate gear b is less than the axial distance between described 3rd pinion b3 and the 4th pinion b4.
When main shaft duplicate gear a slides axially along main shaft 1, first master gear a1 is engaged with the second pinion b2, successively through the first pinion b1, the first output gear c1, the 3rd pinion b3, countershaft 2, the 5th pinion b5 and the 3rd output gear c3, power is reached output shaft 3; When making the first master gear a1 engage with the 3rd pinion b3, successively through countershaft 2, the 5th pinion b5 and the 3rd output gear c3, power is reached output shaft 3; When making the second master gear a2 and the 4th pinion b4 with when engaging, successively through countershaft 2, the 5th pinion b5 and the 3rd output gear c3, power is reached output shaft 3; When making the second master gear a2 engage with the second reverse gear d2, successively through the first reverse gear d1, the 4th pinion b4, countershaft 2, the 5th pinion b5 and the 3rd output gear c3, power is reached output shaft 3, output shaft 3 counterrotating.
Finally it should be noted that; foregoing description is only the preferred embodiments of the present invention; those of ordinary skill in the art is under enlightenment of the present invention; under the prerequisite without prejudice to present inventive concept and claim; can make like multiple types and representing, such conversion all falls within protection scope of the present invention.

Claims (6)

1. a variable block output mechanism, it is characterized in that: comprise the main shaft (1), countershaft (2), output shaft (3), reverse gear shaft (4) and the driven shaft (6) that are parallel to each other, described main shaft (1) is arranged with the first master gear (a1) and the second master gear (a2), be fixedly connected with between described first master gear (a1) and the second master gear (a2), form main shaft duplicate gear (a), this main shaft duplicate gear (a) can slide axially along main shaft (1);
Described countershaft (2) is arranged with the first pinion (b1), the second pinion (b2), the 3rd pinion (b3), the 4th pinion (b4) and the 5th pinion (b5) successively, be fixedly connected with between described first pinion (b1) and the second pinion (b2), form countershaft duplicate gear (b), this countershaft duplicate gear (b) kink is on described countershaft (2), and described 3rd pinion (b3), the 4th pinion (b4) and the 5th pinion (b5) are solidly set on described countershaft (2) respectively;
Described output shaft (3) is arranged with the first output gear (c1) successively, second output gear (c2) and the 3rd output gear (c3), output shaft duplicate gear (c) is fixedly connected to form between described first output gear (c1) and the second output gear (c2), this output shaft duplicate gear (c) kink is on described output shaft (3), described 3rd output gear (c3) is solidly set on described output shaft (3), output shaft (3) between described output shaft duplicate gear (c) and the 3rd output gear (c3) is installed with drive sprocket (61),
The first reverse gear (d1) and the second reverse gear (d2) is had at the upper kink of described reverse gear shaft (4), be fixedly connected with between described first reverse gear (d1) and the second reverse gear (d2), form the duplicate gear (d) that reverses gear;
Described driven shaft (6) is installed with driven sprocket (62), described drive sprocket (61) and driven sprocket (62) are arranged with same drive chain (63), the driven shaft (6) of described driven sprocket (62) both sides is respectively equipped with Cutting tool installation manner hole;
Described first pinion (b1) is engaged with the first output gear (c1), 3rd pinion (b3) engages with the second output gear (c2), 5th pinion (b5) engages with the 3rd output gear (c3), and described first reverse gear (d1) is engaged with the 4th pinion (b4);
When described main shaft duplicate gear (a) slides axially along main shaft (1), first master gear (a1) is engaged with the second pinion (b2), or the first master gear (a1) is engaged with the 3rd pinion (b3), or make the second master gear (a2) with the 4th pinion (b4) and engage, or the second master gear (a2) is engaged with the second reverse gear (d2).
2. variable block output mechanism according to claim 1, it is characterized in that: between described main shaft duplicate gear (a) and main shaft (1), pass through spline joint, described main shaft duplicate gear (a) along the spline slide of described main shaft (1), and is rotated with main shaft (1).
3. variable block output mechanism according to claim 1 and 2, is characterized in that: described countershaft duplicate gear (b) is arranged on described countershaft (2) by needle bearing.
4. variable block output mechanism according to claim 1, is characterized in that: described output shaft duplicate gear (c) is arranged on described output shaft (3) by needle bearing.
5. the variable block output mechanism according to claim 1,2 or 4, is characterized in that: the axial length of described countershaft duplicate gear (b) is less than the axial distance between described 3rd pinion (b3) and the 4th pinion (b4).
6. the variable block output mechanism according to claim 1,2 or 4, is characterized in that: described in the duplicate gear (d) that reverses gear be arranged on described reverse gear shaft (4) by needle bearing.
CN201510922298.6A 2015-12-14 2015-12-14 Gear-shifting output mechanism Pending CN105526330A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510922298.6A CN105526330A (en) 2015-12-14 2015-12-14 Gear-shifting output mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510922298.6A CN105526330A (en) 2015-12-14 2015-12-14 Gear-shifting output mechanism

Publications (1)

Publication Number Publication Date
CN105526330A true CN105526330A (en) 2016-04-27

Family

ID=55768741

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510922298.6A Pending CN105526330A (en) 2015-12-14 2015-12-14 Gear-shifting output mechanism

Country Status (1)

Country Link
CN (1) CN105526330A (en)

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C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20160427

WD01 Invention patent application deemed withdrawn after publication