CN206118363U - Forward type ditching machine frame linking arm - Google Patents

Abstract

The utility model discloses a frame linking arm of forward type ditching machine, including constitutions such as guide bar, clamp plate, support bar and double -end fastening bolt, the frame linking arm on the guide bar be the segment of a circle setting of bending, the rear end and the current forward type ditching machine frame of guide bar are connected, the front end and the dark smooth bolted connection stand for who sticks up of ditching machine limit of guide bar, the bow -shaped bridging through the guide bar makes the dead ahead of limit dark smooth position of sticking up in the place ahead at the ditching machine blade disc. This kind of frame linking arm is adopted in this practicality, has improved the operation performance of current ditching machine, has extended ditching machine the place ahead rack ram's length, has increased blade disc the place ahead and the dark smooth spatial distance who sticks up of limit, and the trafficability characteristic that has improved the ditching machine can, in addition, adopting this practical technique to adapt to out the agronomy requirement of cover ditch more, playing the dark effect with the direction of nature accuse, no longer need the operator artificially to control at the tractor rear, whole 90% has realized automatic ditching drives, greatly reduced operator's intensity of labour.

Description

A kind of front-end ditching machine frame linking arm

Technical field

This practicality is related to field of agricultural machinery, more particularly, to a kind of and walking tractor matching front-located type farmland furrowing machine portion Part.

Background technology

The frame of existing front-end ditching machine is typically biased at the left side of cutter-head of machine for making furrows（Operator stands at ditching machine rear Visual angle forward at hand tractor）, frame front arranges limited deep cunning and sticks up, the deep cunning of limit stick up the left side that also is located at cutter-head of machine for making furrows and Linearly arrange substantially with frame；During ditching operation, the deep cunning of limit is stuck up all the time in the smooth field on the left of cutterhead, and cutterhead is logical Cross at a high speed rotation milling and soil is dug out into a bar ditch, the limit of the depth of ditch by cutterhead left-hand unit in front of ditcher rack is deeply sliding Stick up and adjust to control up and down, the distance between bottommost of the deep sliding bottom stuck up of limit and cutterhead point of a knife circle diameter is opened The depth of ditch, the deep cunning of limit is stuck up to rise, and distance adds major groove just to deepen, otherwise just shoals.Conventionally, as furrowing machine knife The limit deeply cunning of side of facing left sticks up relatively close, and space is less, particularly limits the column that deep cunning sticks up and is similar to the word of falling T with the shape of slide plate Type, during actual ditching operation is advanced, the column that the deep cunning of limit sticks up slide plate upper end can usually pile up many mud grass, thus So that more causing harmony to block up in frame, the space that the deep cunning of limit is stuck up and three positions of cutterhead are natively limited near place, cause trench digging Machine knife disk throws soil difficulty, soil is fallen in ditch very serious；In addition, in production agronomy in recent years, some areas kind Oryza sativa L. adopts Direct-sowing dry agronomy, i.e., by sowing seed rice down on the farm to substitute rice transplanting, because planting rice seed is sprinkling upon behind field, on the one hand need to carry out Cover, on the other hand also need to be bled off again after irrigation water immersion；Therefore peasant is often using the agronomy mode for opening set ditch, Jiang Laogou In the soil cutting that caves in and shed out, the effect covered to seed rice has both been served, while carrying out again to original old dead furrow Depth is once dredged, is also laid the foundation for draining after irrigation.And existing ditching machine to original old ditch when carrying out dredging deep, due to opening Near the cutterhead of ditching machine, and the column of depth stop is all to arrange straight up and down to depth stop in front of ditch machine, and this results in column The sliding seesaw of lower section cannot be excessive with cutterhead skew；The sliding seesaw that depth stop easily occurs slides sunken situation in ditch（Normal Ditch because plot is smooth, field does not have old ditch so there is no such case in plate stubble field）, sliding seesaw is slipped into after old ditch, sliding to stick up The cutterhead on right side is also taken advantage of a situation and offset by force to the right, as a result except causing ditch shape not straight；Additionally, due to the deep sliding seesaw of limit from ground It is too big that cunning falls into drop in old ditch so that cutter-head of machine for making furrows also it is rapid downwards plus deep ditching cause dead furrow suddenly significantly plus Deep, also moment increases resistance during knife cutting soil, so that diesel load is sharply increased and flame-out even damage.So Peasant feels out that old ditch is relatively difficult.

Utility model content

This practical purpose is to overcome the deficiencies in the prior art, there is provided a kind of frame linking arm of front-end ditching machine, is led to Cross this frame linking arm to stick up elongation and be connected and offset ditcher rack and the deep cunning of limit, expand ditcher rack with front cunning The length stuck up, increases the space stuck up between cutterhead of cunning, enhance ditching machine by performance, and ditching machine is fitted The new agronomy for opening set ditch is answered, smoothly can carry out dredging deep ditching operation in original old ditch.

The technical scheme that this practicality is adopted is as follows：

A kind of frame linking arm of front-end ditching machine, including the group such as guide post, pressing plate, support bar and double end fastening bolt Into, it is characterised in that：The arched bending of guide post on described frame linking arm is arranged, and the rear end of guide post is preposition with existing Formula ditcher rack connects, and the front end of guide post and ditching machine limit the deep sliding column for sticking up and be connected with, by the bow of guide post Shape bending skew makes dead ahead of the position that limit deep cunning in front is stuck up in cutter-head of machine for making furrows；Guiding on described frame linking arm Bar is made using steel pipe, round steel or section bar, and rear and front end is in flat, and guide post front is stuck up after being connected with the deep cunning of limit can be passed through The deep cunning of limit sticks up some adjustment holes on column, and the depth that the deep cunning of limit is stuck up is adjusted up and down；It is oriented to the side welding of rod rear end flat There is support bar, reinforced using stud and be connected in ditcher rack；The flat part for being oriented to rod rear end simultaneously is inserted into The cunning of ditcher rack is stuck up in set.

Beneficial effect

This practicality adopts this frame linking arm, the transaction capabilities of existing ditching machine is improve, by installing this frame additional Linking arm, has expanded the length of ditching machine front frame arm, increased the space length that cutterhead front is stuck up with the deep cunning of limit so that No longer harmony is stifled when the more field of hack is ditched after autumn harvest season many big rotary tillage machine operations piles up, and improves passing through for ditching machine Performance；Additionally, being dredged on original old ditch using the agronomy for opening set ditch now with many regional summer harvest season peasants Deep ditching operation, using this practical technique such agriculture requirement is more adapted to, and will be limited deep cunning by frame linking arm and is stuck up placement In old ditch, naturally control depth and guide effect are served, newly dredge deep ditch depth drop and original ditch shape almost ensures synchronization, Operator is particularly no longer needed artificially to manipulate in rear tractor, a kind of practical technique just like copying tool can make out Ditch machine is walked forward automatically along original old ditch, and whole piece ditch only needs operator to manipulate ditching machine in ditch head and ditch tail will be limited deeply Cunning is stuck up and is put into and exits old ditch once, and whole 90% realizes trench digging automatically drives, and greatly reduces the labor intensity of operator.

Description of the drawings

Fig. 1 is this practical technique combinative structure schematic perspective view in a particular embodiment.

Fig. 2 is this practical technique schematic perspective view.

Fig. 3 is this practical technique floor map.

Fig. 4 is the top view of this practical technique Fig. 3.

Wherein, A is front-end ditching machine frame；B is a kind of frame linking arm described by this practical technique；C is that limit is deep Cunning is stuck up；1 is guide post；2 is double end fastening bolt；3 is support bar；4 is pressing plate.With reference to Fig. 1,2,3,4.

Specific embodiment

This practicality is described further with reference to the accompanying drawings and detailed description：As shown in Figure 1,2,3, 4, Yi Zhongqian Put the frame linking arm B of formula ditching machine, the rear end of frame linking arm is fixedly connected with front-end ditching machine frame A, front end then with The deep cunning of limit is stuck up C and is fixedly connected.The rear end flat part of frame linking arm B is inserted in front-end ditching machine frame A front for clamping limit Deep cunning is stuck up cunning and sticks up the cunning of post and sticks up in set, and blending bolt fastening, the back segment of guide post 1 of frame linking arm B is welded with support bar 3, The back segment of support bar 3 is welded with double end fastening bolt 2, and double end fastening bolt 2 just clamps front-end ditching machine frame A, then with pressure Plate 4 is enclosed within double end fastening bolt 2 from the another side of ditcher rack A and is firmly fastened with nut.The front of guide post 1 passes through spiral shell The cunning that bolt cunning deep with limit is stuck up on C is stuck up post and is fixedly connected, and cunning is stuck up and have on post some adjustment holes, by the position of upper and lower adjustment hole reaching To the purpose of the depth of trench digging.

This practicality adopts this frame linking arm, because frame linking arm has certain length, so as to expand trench digging The length of machine frame arm, increased the space length that cutter-head of machine for making furrows front is stuck up with the deep cunning of limit, as well as frame linking arm The arched bending of guide post and to the skew of middle hand of cutter so that the deep cunning of limit in front sticks up the dead ahead in cutterhead；Can Naturally be placed in old ditch in order to stick up the deep cunning of limit in Kai Taogou.

It should be pointed out that for those skilled in the art, on the premise of without departing from this practical principle, Some improvements and modifications can also be made, these improvements and modifications also should be regarded as this practical protection domain.

Claims (3)

1. a kind of frame linking arm of front-end ditching machine, including guide post, pressing plate, support bar and double end fastening bolt, it is special Levy and be：The arched bending of guide post on described frame linking arm is arranged, and the rear end of guide post is ditched with existing forward type Machine frame connects, and the front end of guide post and ditching machine limit the deep sliding column for sticking up and be connected, and are made by the arch bending skew of guide post Dead ahead of the position that limit deep cunning in front is stuck up in cutter-head of machine for making furrows.

2. the frame linking arm of front-end ditching machine according to claim 1, it is characterised in that：Described frame linking arm On guide post made using steel pipe, round steel or section bar, rear and front end be in flat.

3. the frame linking arm of front-end ditching machine according to claim 1 and 2, it is characterised in that：Guide post front with The deep cunning of ditching machine limit sticks up some adjustment holes fastening on column, and by fastening bolt the depth that the deep cunning of limit is stuck up can be up and down adjusted； The side for being oriented to rod rear end flat is welded with support bar, and is connected in ditcher rack using stud reinforcing；Simultaneously It is oriented to the flat part of rod rear end to be inserted into the cunning of ditcher rack sticking up in set.