CN105422755A - Penetration-out type mini-tiller speed change system - Google Patents

Penetration-out type mini-tiller speed change system Download PDF

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Publication number
CN105422755A
CN105422755A CN201510922010.5A CN201510922010A CN105422755A CN 105422755 A CN105422755 A CN 105422755A CN 201510922010 A CN201510922010 A CN 201510922010A CN 105422755 A CN105422755 A CN 105422755A
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CN
China
Prior art keywords
gear
pinion
main shaft
output
countershaft
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
CN201510922010.5A
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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 CN201510922010.5A priority Critical patent/CN105422755A/en
Publication of CN105422755A publication Critical patent/CN105422755A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B71/00Construction 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/087Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
    • F16H3/091Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H37/00Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/065Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with a plurality of driving or driven shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/021Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios

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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 penetration-out type mini-tiller speed change system. The penetration-out type mini-tiller speed change system comprises a box; a main shaft, a secondary shaft and an output part, parallel to each other, are arranged in the box; the main shaft is sleeved with a first main gear and a second main gear; the first main gear and the second main gear are fixedly connected to form a main shaft duplex gear; the secondary shaft is sleeved with a first secondary gear, a second secondary gear, a third secondary gear, a fourth secondary gear and a fifth secondary gear in sequence; the output shaft is sleeved with a first output gear, a second output gear and a third output gear in sequence; and through axial slide of the main shaft duplex gear, all the gears are engaged for gear shifting and speed change. The penetration-out type mini-tiller speed change system increases gears of a traditional mini-tiller, is wider in selection range in use, and enables the practicability of the mini-tiller to become higher so as to satisfy actual production demands.

Description

Pass type miniature ploughing machine speed variator system
Technical field
The present invention relates to one and pass type miniature ploughing machine speed variator system.
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 one and passing type miniature ploughing machine speed variator system.
Technological scheme is as follows:
One passes type miniature ploughing machine speed variator system, its key is: comprise casing (x), the main shaft (1) be parallel to each other is provided with in this casing (x), countershaft (2), output shaft (3), wherein the end of countershaft (2) and output shaft (3) is arranged on respectively by bearing on the inwall of described casing (x), described main shaft (1) is arranged on described casing (x) by bearing, the two ends of described main shaft (1) pass described casing (x) respectively, external splines is provided with at a traversing through end of described main shaft (1), hoop restraining groove is provided with at another traversing through end of described main shaft (1), described main shaft (1) outside this hoop restraining groove is provided with flat key, residing for the flat key of this main shaft (1), the end face of one end is provided with inner hexagonal hole,
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), and described 3rd output gear (c3) is solidly set on described output shaft (3);
Described first pinion (b1) is engaged with the first output gear (c1), 3rd pinion (b3) engages with the second output gear (c2), and the 5th pinion (b5) engages with the 3rd output gear (c3);
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.
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); 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) and engaging, successively through countershaft (2), the 5th pinion (b5) and the 3rd output gear (c3), power is reached output shaft (3); 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; The two ends of main shaft (1) all pass casing, and one end is connected with power source, and for input power in casing, the other end can provide power to it, expand using scope after connecting water pump or other agricultural machinery.
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
Beneficial effect: adopt and of the present inventionly pass type miniature ploughing machine speed variator system, 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 scheme of installation of casing x inside;
Fig. 3 is the A-A sectional view of Fig. 2.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
As shown in Fig. 1 to Fig. 3, one passes type miniature ploughing machine speed variator system, comprise casing x, the main shaft 1 be parallel to each other is provided with in this casing x, countershaft 2, output shaft 3, reverse gear shaft 4, declutch shift shaft 5 and driven shaft 6, wherein countershaft 2, output shaft 3, the end of reverse gear shaft 4 and driven shaft 6 is arranged on respectively by bearing on the inwall of described casing x, described main shaft 1 is arranged on described casing x by bearing, the two ends of described main shaft 1 pass described casing x respectively, external splines is provided with at a traversing through end of described main shaft 1, hoop restraining groove is provided with at another traversing through end of described main shaft 1, described main shaft 1 outside this hoop restraining groove is provided with flat key, residing for the flat key of this main shaft 1, the end face of one end is provided with inner hexagonal hole, the two ends of described declutch shift shaft 5 pass described casing x respectively, the two ends of described driven shaft 6 pass described casing x respectively,
Described main shaft 1 is arranged with the first master gear a1 and the second master gear a2, is 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 declutch shift shaft 5 is arranged with selector fork 51, on described main shaft duplicate gear a, hoop is provided with fork slot, described selector fork 51 stretches into described fork slot, and described selector fork 51 slides axially along declutch shift shaft 5, promotes main shaft duplicate gear a and slides axially along main shaft 1;
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.

Claims (5)

1. one kind passes type miniature ploughing machine speed variator system, it is characterized in that: comprise casing (x), the main shaft (1) be parallel to each other is provided with in this casing (x), countershaft (2), output shaft (3), wherein the end of countershaft (2) and output shaft (3) is arranged on respectively by bearing on the inwall of described casing (x), described main shaft (1) is arranged on described casing (x) by bearing, the two ends of described main shaft (1) pass described casing (x) respectively, external splines is provided with at a traversing through end of described main shaft (1), hoop restraining groove is provided with at another traversing through end of described main shaft (1), described main shaft (1) outside this hoop restraining groove is provided with flat key, residing for the flat key of this main shaft (1), the end face of one end is provided with inner hexagonal hole,
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), and described 3rd output gear (c3) is solidly set on described output shaft (3);
Described first pinion (b1) is engaged with the first output gear (c1), 3rd pinion (b3) engages with the second output gear (c2), and the 5th pinion (b5) engages with the 3rd output gear (c3);
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.
2. according to claim 1ly pass type miniature ploughing machine speed variator system, 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. according to claim 1 and 2ly pass type miniature ploughing machine speed variator system, it is characterized in that: described countershaft duplicate gear (b) is arranged on described countershaft (2) by needle bearing.
4. according to claim 1ly pass type miniature ploughing machine speed variator system, it is characterized in that: described output shaft duplicate gear (c) is arranged on described output shaft (3) by needle bearing.
5. according to claim 1,2 or 4, pass type miniature ploughing machine speed variator system, it 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).
CN201510922010.5A 2015-12-14 2015-12-14 Penetration-out type mini-tiller speed change system Pending CN105422755A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510922010.5A CN105422755A (en) 2015-12-14 2015-12-14 Penetration-out type mini-tiller speed change system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510922010.5A CN105422755A (en) 2015-12-14 2015-12-14 Penetration-out type mini-tiller speed change system

Publications (1)

Publication Number Publication Date
CN105422755A true CN105422755A (en) 2016-03-23

Family

ID=55501200

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510922010.5A Pending CN105422755A (en) 2015-12-14 2015-12-14 Penetration-out type mini-tiller speed change system

Country Status (1)

Country Link
CN (1) CN105422755A (en)

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Application publication date: 20160323