CN105340386A - Speed changing system of mini-tiller - Google Patents
Speed changing system of mini-tiller Download PDFInfo
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- CN105340386A CN105340386A CN201510924905.2A CN201510924905A CN105340386A CN 105340386 A CN105340386 A CN 105340386A CN 201510924905 A CN201510924905 A CN 201510924905A CN 105340386 A CN105340386 A CN 105340386A
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- gear
- pinion
- main shaft
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- countershaft
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Abstract
The invention discloses a speed changing system of a mini-tiller. The speed changing system comprises a box body, wherein the box body is internally provided with a main shaft, a secondary shaft and an output shaft, which are parallel to one another, wherein a first main gear and a second man gear sleeve the main shaft; the first main gear and the second main gear are fixedly connected to form a main shaft duplicate gear; a first secondary gear, a second secondary gear, a third secondary gear, a fourth secondary gear and a fifth secondary gear sequentially sleeve the secondary shaft; a first output gear, a second output gear and a third output gear sequentially sleeve the output shaft; and all the gears are engaged through the axial sliding of the main shaft duplicate gear to realize gear shifting and speed changing. With the adoption of the speed changing system of the mini-tiller, gears of an existing mini-tiller are increased; and the selection range is relatively wide in a use process so that the mini-tiller has relatively high practicability and the requirements of actual production are met.
Description
Technical field
The present invention relates to a kind of mini-size tillage machine speed change system.
Background technology
Mini-size tillage machine with small diesel engine or gasoline engine for power, the features such as have lightweight, volume is little, and structure is simple.Mini-size tillage 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, mini-size tillage 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 mini-size tillage 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 mini-size tillage machine speed change system.
Technical scheme is as follows:
A kind of mini-size tillage machine speed change system, its key is: comprise casing (x), the main shaft (1), countershaft (2) and the output shaft (3) that are parallel to each other is provided with in this casing (x), wherein the end of countershaft (2) and output shaft (3) is arranged on respectively by bearing on the inwall of described casing (x), one end of described main shaft (1) is arranged on by bearing on the inwall of described casing (x), the other end of described main shaft (1) passes described casing (x), is provided with external splines at the traversing through end of described main shaft (1);
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 mini-size tillage machine, make it meet and produce actual needs, what the common field technique personnel of ability should know is, the reference 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 service 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 service 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 mini-size tillage machine speed change system of the present invention, add the gear of existing mini-size tillage machine, range of choice during use is more extensive, makes the practicality of mini-size tillage 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 cutaway 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, a kind of mini-size tillage machine speed change 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, one end of described main shaft 1 is arranged on by bearing on the inwall of described casing x, the other end of described main shaft 1 passes described casing x, external splines is provided with at the traversing through end of described main shaft 1, 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 driving 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 reversely rotates.
Claims (5)
1. a mini-size tillage machine speed change system, it is characterized in that: comprise casing (x), the main shaft (1), countershaft (2) and the output shaft (3) that are parallel to each other is provided with in this casing (x), wherein the end of countershaft (2) and output shaft (3) is arranged on respectively by bearing on the inwall of described casing (x), one end of described main shaft (1) is arranged on by bearing on the inwall of described casing (x), the other end of described main shaft (1) passes described casing (x), is provided with external splines at the traversing through end of described main shaft (1);
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. mini-size tillage machine speed change system 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. mini-size tillage machine speed change system 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. mini-size tillage machine speed change system 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 mini-size tillage machine speed change system 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924905.2A CN105340386A (en) | 2015-12-14 | 2015-12-14 | Speed changing system of mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924905.2A CN105340386A (en) | 2015-12-14 | 2015-12-14 | Speed changing system of mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105340386A true CN105340386A (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510924905.2A Pending CN105340386A (en) | 2015-12-14 | 2015-12-14 | Speed changing system of mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105340386A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333111A (en) * | 2015-12-15 | 2016-02-17 | 威马农业机械有限公司 | Penetrating out type gear shift and speed regulation output system of mini tiller |
| CN105351497A (en) * | 2015-12-15 | 2016-02-24 | 威马农业机械有限公司 | Penetration-out type gear shifting and speed change output system of mini-tiller |
| CN113641059A (en) * | 2020-04-24 | 2021-11-12 | 三星电机株式会社 | Camera module and portable electronic device including the same |
-
2015
- 2015-12-14 CN CN201510924905.2A patent/CN105340386A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333111A (en) * | 2015-12-15 | 2016-02-17 | 威马农业机械有限公司 | Penetrating out type gear shift and speed regulation output system of mini tiller |
| CN105351497A (en) * | 2015-12-15 | 2016-02-24 | 威马农业机械有限公司 | Penetration-out type gear shifting and speed change output system of mini-tiller |
| CN113641059A (en) * | 2020-04-24 | 2021-11-12 | 三星电机株式会社 | Camera module and portable electronic device including the same |
| US11616868B2 (en) | 2020-04-24 | 2023-03-28 | Samsung Electro-Mechanics Co., Ltd. | Camera module with fixed and movable cameras and portable electronic device including the same |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160224 |
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| WD01 | Invention patent application deemed withdrawn after publication |