阅读说明：本技术 一种传动机构、播种装置及播种方法 (A kind of transmission mechanism, seeding apparatus and type of seeding ) 是由 孙同梅 于 2019-08-18 设计创作，主要内容包括：本发明涉及一种传动机构、播种装置及播种方法,属于农用机械设备技术领域。装置包括间歇式驱动机构,所述间歇式驱动机构包括主动部以及由主动部驱动的从动部；所述主动部包括主动轴,所述从动部包括从动轴,主动轴的一端安装有主动轮,主动轮上设有凸轮,主动轮一侧配合有安装在从动轴上的从动轮；从动轴由相互独立,且轴线重合的固定半轴、活动半轴构成；从动轮安装在固定半轴上；活动半轴由限位板活动支撑,活动半轴可相对于限位板轴向移动,活动半轴上设有挡片和弹簧；挡片的一侧面与凸轮相贴合。本发明采用凸轮驱动推杆间歇式压在挡片上,使挡片停止转动,并带动活动半轴快速静止,实现种料或肥料精准下料和停止下料。(The present invention relates to a kind of transmission mechanism, seeding apparatus and types of seeding, belong to agricultural machinery equipment technical field.Device includes intermittent driving mechanism, and the intermittent driving mechanism includes initiative part and the follower by initiative part driving；The initiative part includes driving shaft, and the follower includes driven shaft, and one end of driving shaft is equipped with driving wheel, and driving wheel is equipped with cam, and driving wheel side is combined with the driven wheel being mounted on driven shaft；Driven shaft is by mutually indepedent, and fixation semiaxis, movable semiaxis that axis is overlapped are constituted；Driven wheel is mounted on fixed semiaxis；Movable semiaxis can be moved axially by limit plate movable supporting, movable semiaxis relative to limit plate, and movable semiaxis is equipped with baffle and spring；The one side of baffle fits with cam.The present invention is pressed on baffle using actuated by cams push rod is intermittent, so that baffle is stopped operating, and drive activity semiaxis is quickly static, is realized kind of material or fertilizer accurate discharge and is stopped blanking.)

1. it is intermittent driving mechanism a kind of transmission mechanism, including substrate (11), initiative part (1) and is driven by initiative part (1) Follower (2)；The initiative part (1) includes driving shaft (3), and the follower (2) includes driven shaft (4), and driving shaft (3) it is installed on substrate (11) with driven shaft (4)；One end of the driving shaft (3) is equipped with driving wheel (5), and feature exists In:

The driving wheel (5) is engaged with the driven wheel (7) being mounted on driven shaft (4), and there is cam in driving wheel (5) side (6)；

The driven shaft (4) is by mutually indepedent, and the fixation semiaxis (71), the activity semiaxis (72) that are overlapped by axis are constituted；It is described Movable semiaxis (72) one end is connect with fixed semiaxis (71) one end；

The driven wheel (7) is mounted on fixed semiaxis (71)；

The activity semiaxis (72) passes through limit plate (8), and is limited using limit plate (8), and movable semiaxis (72) can be opposite It is moved axially in limit plate (8)；

The activity semiaxis (72) is equipped with baffle (9) and spring (10)；The baffle (9) is located at the separate substrate of cam (6) (11) side, and close baffle (9) one end face contact of baffle (9) and cam (6)；The spring (10) is located at baffle (9) Between limit plate (8)；

Baffle (9) are driven in the cam (6), baffle (9) squeezes spring (10), in the dual of baffle (9) and spring (10) Under effect, baffle (9) the drive activity semiaxis (72) moves back and forth relative to fixed semiaxis (71).

2. a kind of transmission mechanism according to claim 1, it is characterised in that: the cam (6) is edge cam；

The baffle (9) is contacted by push rod (13) with cam (6)；The cam (6) pushes push rod (13) movement, the push rod (13) baffle (9) are pushed to move back and forth baffle (9) relative to fixed semiaxis (71).

3. a kind of transmission mechanism according to claim 2, it is characterised in that: the push rod (13) and cam (6) contact position Idler wheel (14) are provided with, make to be in rolling contact between push rod (13) and cam (6)；The cam (6) is pushed away by the idler wheel (14) Dynamic push rod (13).

4. a kind of transmission mechanism according to claim 2, it is characterised in that: the push rod (13) is U-shaped, the U The push rod (13) of font covers on the outside of movable semiaxis (72).

5. a kind of transmission mechanism according to claim 1, it is characterised in that: the fixed semiaxis (71) and movable semiaxis (72) end that the two is connected is intermeshed using toothing (15) and realizes connection.

6. a kind of transmission mechanism according to claim 5, it is characterised in that: the toothing on the fixed semiaxis (71) It (15) is along the circumferential direction inclined tooth, and the inclined direction of tooth is opposite with the fixed rotation direction of semiaxis (71)；Adaptedly, institute Toothing (15) inclined direction for stating movable semiaxis (72) is identical as the fixed rotation direction of semiaxis (71).

7. a kind of transmission mechanism described in any one of -6 according to claim 1, it is characterised in that: the follower (2) is altogether Two sets of setting, and respectively correspond the opposite sides positioned at initiative part (1)；

The free end of the activity semiaxis (72) is equipped with setting wheel (16), and setting wheel (16) periphery is equipped with several along material toggling Wheel (16) radially extends the plectrum (161) of setting.

8. a kind of seeding apparatus, it is characterised in that: using transmission mechanism described in any one of claim 1-7.

9. a kind of type of seeding, comprising the following steps:

S1, promotion activity semiaxis: active wheel drive is located at the driven wheel rotation of one side, is rotated by the cam of active wheel drive, Cam pushes baffle and activity half mobile axially away from the side of cam；

S2, movable semiaxis stall: cam is pressed on baffle, is made the spring-compressed between limit plate and baffle, activity half Axis and fixed semiaxis are detached from, movable semiaxis stall；

S3, stop sowing suspension: after movable semiaxis stall, the cylindrical structure installed on movable semiaxis blocks material with circle Rod structure is to stop blanking above the position of transfer maincenter:

S4, movable semiaxis obtain fast: cam and push rod between after discharge degree, under the reset response of spring, spring is pushed Baffle it is mobile to the side close to substrate, move together there are also the movable semiaxis being connected with baffle, when movable semiaxis with should After the fixed semiaxis contact in side, fixed semiaxis drive activity semiaxis rotation；

S5, continue to sow: movable semiaxis obtain it is fast after, drive the cylindrical structure of the side to reset, in conveying channel accumulate material It continues through, and falls in furrow, realize sowing；

S6, recurrence interval sowing: repeating above step, realize in same furrow, interval sowing.

10. a kind of type of seeding according to claim 9, it is characterised in that: driven wheel power train is altogether arranged two sets, and It is located at the two sides of driving wheel；Operating procedure are as follows:

S1, push the first side activity semiaxis: driving wheel drives the driven wheel rotation for being located at its two sides simultaneously, is driven by driving wheel Dynamic cam rotation, cam push the push rod of the first side mobile to the side far from cam, in push rod moving process, gradually compress On baffle, keep baffle drive activity half mobile axially away from the side of cam；

S2, the first side activity semiaxis stall: push rod is pressed on baffle, and using the frictional force being gradually increased between the two, push rod will Baffle is depressed into the state of stopping operating, and simultaneously by the spring-compressed between limit plate and baffle, movable semiaxis and fixed half Axis is detached from, and is pulled by baffle to the state of stopping operating；

S3, the first side stop sowing and stop: after the first side activity semiaxis stall, the setting wheel installed on movable semiaxis stops turning It is dynamic, material accumulation in the side hopper using setting wheel as the position of transfer maincenter above, stopping blanking:

S4, second side activity semiaxis obtain fast: between cam and the push rod of second side after discharge degree, in the spring of second side Under reset response, spring pushes the baffle of second side to close to the movement of the side of substrate, and that moves together is also connected with baffle Second side activity semiaxis, after the movable semiaxis of second side and the fixed semiaxis contact in the side, fixed semiaxis drive activity half Axis rotation；

S5, second side continue to sow: the movable semiaxis of second side obtain it is fast after, drive the setting wheel of the side to rotate, setting wheel will The material transfer accumulated in conveying channel passes through, and falls in furrow, realizes sowing；In above procedure, it is located at driving shaft In the conveying channel of two sides, only side is in blanking always；

S6, it repeats alternate intervals sowing: repeating above step, realize in adjacent two furrow, only side is being sowed always, another Side pause, then replaces；Discharge position is rendered as " isosceles triangle " under gained.

Technical field

The present invention relates to technical field of agricultural mechanical equipment, specifically, being related to a kind of transmission mechanism, seeding apparatus and broadcasting Kind method.

Background technique

The function of seeder is that crop seeds are equably sown into the kind of certain depth with the certain amount of broadcasting or strain point distance Ditch coated with suitable thin wet soil, and is suitably suppressed, and provides good condition for the germination of seed, to reach high yield, stabilization, mention Labor productivity, the purpose of the labor intensity of mitigation user of high seeding operation.

Existing seeder, mainly by mainframe, traveling wheel, ditching device, dispenser, transmission mechanism and earthing Suppress the composition such as device, when use, is often continuously sowed or applies fertilizer, causes to sow or apply fertilizer along the large bulk density of orientation, Seed is wasted, and be easy to cause plant overmatter, influences to divulge information.

Application No. is 2015200360685 patent, the publication date of the patent is on June 24th, 2015, and it discloses one Kind novel corn planter, including rack, kind bucket, transmission device, device of sowing, covering device of ditching, are fixed with hand in rack Handle, kind bucket are mounted on the rack, and kind bucket lower part is equipped with discharge plate, and sowing pipe is opposite with the kind hole in discharge plate, sows the lower end of pipe It is fixed with ditching plow and earthing plough, transmission device includes sprocket wheel and chain, worm gear and worm screw, intermittent gear and gear wheel, wheel Kind of a sprocket wheel is imparted power to by transmission device, scraper plate movement is driven by kind of sprocket wheel, to drive seed movement.This is practical new Technical solution disclosed in type can be realized sowing distance uniformly, and sowing is not easy multicast, does not easily cause the waste of seed, is conducive to The beneficial effects such as the growth of corn.

But technical solution disclosed in the utility model has the following deficiencies: when intermittent gear and gear wheel are disengaged from When, gear wheel and its mechanism driven under effect of inertia, often can still act, cause under interval still in free state Kind is sporadicly sowed, the still continuous arrangement of the plant after growing up to, therefore above-mentioned technical proposal preferably solves plant and arranged It is close, influence the problem of divulging information.

Summary of the invention

1, it to solve the problems, such as

For in the prior art, the spacing adjustment effect of sowing or fertilising is unstable, is easy to produce the problem of sporadicly sowing, The present invention provides a kind of transmission mechanism, seeding apparatus and type of seeding.The present apparatus uses cam axial direction driving method, realizes interval Formula power transmission, and using the rapid start and stop of the frictional force realization transmission process between cam and baffle, realization is accurately intermittently sowed, Without sporadicly sowing, the purpose of seed is saved.

2, technical solution

To solve the above problems, the present invention adopts the following technical scheme that.

A kind of transmission mechanism is intermittent driving mechanism, including substrate, initiative part and by the driven of initiative part driving Portion；The initiative part includes driving shaft, and the follower includes driven shaft, and driving shaft and driven shaft are installed on substrate； One end of the driving shaft is equipped with driving wheel, and the driving wheel is engaged with the driven wheel being mounted on driven shaft, driving wheel one There is cam in side；

The driven shaft is by mutually indepedent, and the fixation semiaxis, the movable semiaxis that are overlapped by axis are constituted；The activity semiaxis One end is connect with fixed semiaxis one end；

The driven wheel is mounted on fixed semiaxis；

The activity semiaxis passes through limit plate, and is limited using limit plate, and movable semiaxis can be relative to limit board shaft To movement；

The activity semiaxis is equipped with baffle and spring；The baffle is located at the side of the separate substrate of cam, and baffle With close baffle one end face contact of cam；The spring is between baffle and limit plate；

In the cam driven baffle, baffle squeezes spring, under the double action of baffle and spring, the baffle band Dynamic activity semiaxis is moved back and forth relative to fixed semiaxis.

Preferably, the cam is edge cam；

The baffle passes through push rod and cam contact；The cam pushes pushrod movement, and the push rod pushes baffle to make to keep off Piece is moved back and forth relative to fixed semiaxis.

Preferably, it is provided with idler wheel at the push rod and cam contact, makes to be in rolling contact between push rod and cam；It is described convex Wheel pushes push rod by the idler wheel.

Preferably, the push rod is U-shaped, and the pushing rod sleeve of the U-shaped is on the outside of movable semiaxis.

Preferably, the end that both the fixed semiaxis and movable semiaxis are connected, is intermeshed using toothing and is realized Connection.

Preferably, the toothing on the fixed semiaxis is along the circumferential direction inclined tooth, and the inclined direction of tooth and solid The rotation direction for determining semiaxis is opposite；Adaptedly, the rotation direction of the toothing inclined direction of the movable semiaxis and fixed semiaxis It is identical.

Preferably, the follower is arranged two sets altogether, and respectively corresponds the opposite sides positioned at initiative part；

The free end of the activity semiaxis is equipped with setting wheel, and the setting wheel periphery is prolonged equipped with several along material toggling wheel radial Stretch the plectrum of setting.

A kind of seeding apparatus, using the transmission mechanism.

A kind of type of seeding, comprising the following steps:

S1, promotion activity semiaxis: active wheel drive is located at the driven wheel rotation of one side, is turned by the cam of active wheel drive Dynamic, cam pushes baffle and activity half mobile axially away from the side of cam；

S2, movable semiaxis stall: cam is pressed on baffle, is made the spring-compressed between limit plate and baffle, living Dynamic semiaxis and fixed semiaxis are detached from, movable semiaxis stall；

S3, stop sowing suspension: after movable semiaxis stall, the cylindrical structure installed on movable semiaxis, which blocks material, to exist Using cylindrical structure as the position of transfer maincenter top, stop blanking:

S4, movable semiaxis obtain fast: cam and push rod between after discharge degree, under the reset response of spring, spring The baffle of promotion is to the movable semiaxis being also connected with baffle mobile close to the side of substrate, moving together, when movable semiaxis After being contacted with the fixed semiaxis in the side, fixed semiaxis drive activity semiaxis rotation；

S5, continue to sow: movable semiaxis obtain it is fast after, drive the cylindrical structure of the side to reset, in conveying channel accumulate Material continues through, and falls in furrow, realizes sowing；

S6, recurrence interval sowing: repeating above step, realize in same furrow, interval sowing.

A kind of type of seeding, driven wheel power train are altogether arranged two sets, and are located at the two sides of driving wheel；Operating procedure Are as follows:

S1, push the first side activity semiaxis: driving wheel drives the driven wheel rotation for being located at its two sides simultaneously, by actively The cam of wheel drive rotates, and cam pushes the push rod of the first side mobile to the side far from cam, in push rod moving process, gradually It is pressed on baffle, keeps baffle drive activity half mobile axially away from the side of cam；

S2, the first side activity semiaxis stall: push rod is pressed on baffle, using the frictional force being gradually increased between the two, is pushed away Baffle is depressed into the state of stopping operating by bar, and simultaneously by the spring-compressed between limit plate and baffle, movable semiaxis and solid Determine semiaxis disengaging, and is pulled by baffle to the state of stopping operating；

S3, the first side stop sowing and stop: after the first side activity semiaxis stall, the setting wheel installed on movable semiaxis stops Rotation stop is dynamic, the material accumulation in the side hopper using setting wheel as the position of transfer maincenter above, stopping blanking:

S4, second side activity semiaxis obtain fast: between cam and the push rod of second side after discharge degree, in the bullet of second side Under the reset response of spring, spring pushes the baffle of second side mobile to the side close to substrate, move together there are also and baffle Connected second side activity semiaxis, after the fixed semiaxis of the movable semiaxis of second side and the side contacts, fixed semiaxis, which drives, lives Dynamic semiaxis rotation；

S5, second side continue to sow: the movable semiaxis of second side obtain it is fast after, drive the setting wheel of the side to rotate, material toggling Wheel passes through the material accumulated in conveying channel transfer, and falls in furrow, realizes sowing；In above procedure, it is located at master In the conveying channel of moving axis two sides, only side is in blanking always；

S6, it repeats alternate intervals sowing: repeating above step, realize in adjacent two furrow, only side is being sowed always, Other side pause, then replaces；Discharge position is rendered as " isosceles triangle " under gained.

3, beneficial effect

Compared with the prior art, the invention has the benefit that

(1) present invention is intermittent far from or close to fixed semiaxis, realization activity semiaxis and fixation using actuated by cams baffle The engagement of semiaxis is detached from.In the process, movable semiaxis is axially moved, and setting wheel is removed from conveying channel, utilizes activity On semiaxis be located at setting wheel close to substrate side cylindrical structure replace setting wheel block feed opening, realize it is intermittent sow or It during person's fertilising, plants material or fertilizer accurate discharge and stops blanking, save material resource, the effect of guarantee interval plantation.

(2) present invention is pressed on baffle using actuated by cams push rod is intermittent, makes the intermittent axial movement of baffle, further The axial movement of promotion activity semiaxis, realization activity semiaxis engage disengaging with fixed semiaxis.In the process, push rod is pressed in rotation Baffle on, so that baffle is stopped operating, and drive activity semiaxis is quickly static, realize it is intermittent sow or apply fertilizer during, Material resource, the effect of guarantee interval plantation are saved in kind material or fertilizer accurate discharge and stopping blanking.

(3) connection structure of the present invention using helical teeth wheel construction as fixed semiaxis and movable semiaxis, when fixed semiaxis is opened Begin during contacting or be disengaged from movable semiaxis, since the inclined direction of toothing and fixed semiaxis driving activity semiaxis turn Dynamic is contrary, therefore initially contacts process, or disengaging process is more smooth, it is not easy to the tooth tip between two components occurs The situation mutually hit.

(4) driving shaft of the invention can be driven by farm machinery using chain conveyer or gear-driven mode, power Source torque is big, and when hopper longer dimension, multiple setting wheels can be set gradually on same root activity semiaxis (such as with " rice The runner of font " plectrum), biggish torque can satisfy the use demand of above structure, plays the fertilising of ridge more than one time or sows Effect, the plantation spacing in adjacent furrow are determined in advance by mechanical dimension, and the control effect of cropping pattern is good.

(5) seeder of the invention using the two driven wheel rotations of a driving wheel intermittent driving, and then is realized to two Material in hopper successively intermittently discharges, and can sow according to " isosceles triangle " arragement construction, " isosceles triangle " arragement construction makes field Between air permeability it is good, plant growth is more firm, and more difficult sick insect pest meets current main-stream cropping pattern (under " isosceles triangle " Kind and cultivate plant) demand.

(6) present invention can be used for applying fertilizer.Currently, since soil hardening is serious, many agriculture districts are carrying out chemical fertilizer and bacterial manure It is comprehensive use, improve the hardening soil situation as caused by single administration chemical fertilizer using fertilizer such as bacterial manure, the present invention can be by chemical fertilizer Pass through different hopper discharge holes respectively from bacterial manure, control the staggeredly interval application of two kinds of fertilizer respectively by two sets of followers, The uniform of fertilizer is played rationally to spread fertilizer over the fields.

Detailed description of the invention

Fig. 1 is side view stereo figure of the invention；

Fig. 2 is other side view stereo figure of the invention；

Fig. 3 is top view of the invention；

Fig. 4 is fixation semiaxis and movable semiaxis matching relationship schematic diagram of the invention；

Fig. 5 is conveying channel and discharge tray matching relationship schematic diagram of the invention；

Fig. 6 is the side view of discharge tray of the invention.

In figure:

1, initiative part；2, follower；3, driving shaft；4, driven shaft；5, driving wheel；6, cam；

7, driven wheel；71, fixed semiaxis；72, movable semiaxis；

8, limit plate；9, baffle；10, spring；11, substrate；12, supporting element；13, push rod；14, idler wheel；15, toothing；

16, setting wheel；161, plectrum；

17, hopper；171, expect hole；

18, conveying channel；19, bearing block；20, sprocket wheel；21, cylindrical structure；22, discharge tray；23, blanking pipe.

Specific embodiment

In order to be apparent to the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to reality Applying example, the present invention is further elaborated.