CN209105660U - Combining machine-cut grass arranging device - Google Patents

Abstract

The utility model discloses combining machine-cut grass arranging devices, including shell, send careless plate, ledger-plate and stationary knife bobbin, careless plate is sent to be set to shell grass feeding port, it send careless plate to be equipped with to stretch out upwards with the one-to-one strip-shaped hole of ledger-plate, ledger-plate from strip-shaped hole, be rotatablely connected at the both ends of stationary knife bobbin and shell, stationary knife bobbin both ends are respectively fixed with activity template, the activity template is rotated coaxially with stationary knife bobbin, and the top of activity template is equipped with circular through hole, and activity template is fixedly connected by bolt with shell.The utility model stationary knife bobbin can rotate, the angle that ledger-plate can be adjusted, makes ledger-plate obtain better Impact direction, and the adjustment mode of the utility model stationary knife bobbin is simple, activity template is rotated, activity template is fixedly connected with fixinig plate by bolt and just fixes stationary knife bobbin.

Description

Combining machine-cut grass arranging device

Technical field

The utility model relates to farm machineries, in particular to combine harvester component.

Background technique

With social development, mechanization of agriculture is more more and more universal, in crop harvestings such as wheat, rice, substantially in fact Existing combine operation.In order to improve the utilization rate of wheat rice straw, avoid because of crop straw burning bring fire hazard, by Straw millstone is configured on combine harvester, and the stalk exported from combine harvester is crushed, agriculture is then shed In field, straw-returning is realized.Existing straw millstone be threshing chamber straw outlet setting cut grass arranging device, pass through spiral shell Stalk after threshing is transported to by rotation conveying cuts grass arranging device, by shedding after cutting grass arranging device chopping into farmland.

Grass arranging device in the prior art of cutting generally includes cutting blade and ledger-plate, by the two relative motion straw powder It is broken.But such crushing effect is unsatisfactory, and the living load for increasing harvester is big, the reason is that the angle of ledger-plate is solid Fixed, when being cutting blade cooperation shearing stalk, the active force between ledger-plate and stalk is big, i.e. cutting blade is in shearing Resistance is big.Occurred for ledger-plate being improved to the technology of saw blade later in the prior art, but cut Lysimachia sikokiana the effect is unsatisfactory, It has and does not have largely stalk chopped to be overstock under the collective effect of the sawtooth of saw blade and cutting blade in the row for cutting grass arranging device Careless mouth, or even be wrapped on saw blade, generate failure.

Later, " the combining machine-cut that the applicant applies and authorizes on March 12nd, 2018 for the defect of saw blade Grass arranging device " (Publication No. 207948170U) utility model patent discloses a kind of combining machine-cut grass arranging device, saw blade Shell is stretched out with the ipsilateral one end of belt pulley on axis and is equipped with gear one, is additionally provided with gear two on ipsilateral shell with belt pulley, The gear two is fixed on the shell by shaft, and the gear two is connect with belt pulley co-rotating transmission；Gear one and gear two The rotating ratio of engaged transmission, belt pulley and gear one is 19 ~ 30:1.The revolving speed of saw blade on saw blade axis and the revolving speed of cutting blade It is slow compared to very, keep optimum speed poor between the two, it is best to stalk cutting effect.

But the technical solution and in the prior art other saw blades replace the technical solution manufacturing cost of ledger-plate opposite It is all very high in the cost of ledger-plate, in practical application, still there is most user to think that improvement cost is too high and does not select Saw blade is selected to replace the technical solution of ledger-plate.

So there is still a need for be further improved on the basis of ledger-plate.

Utility model content

In order to overcome drawbacks described above, the utility model provides a kind of combining machine-cut grass arranging device, and ledger-plate can be with It adjusts the angle, to adjust the stress of ledger-plate, obtains optimal crushing effect.

The utility model is achieved through the following technical solutions:

Combining machine-cut grass arranging device, including shell, careless plate, ledger-plate and stationary knife bobbin are sent, send careless plate to be set to shell Grass feeding port is sent careless plate to be equipped with and is stretched out upwards with the one-to-one strip-shaped hole of ledger-plate, ledger-plate from strip-shaped hole, stationary knife bobbin Both ends and shell are rotatablely connected, and ledger-plate makees arcuate rotation with stationary knife bobbin in strip-shaped hole, are equipped with and are prevented on stationary knife bobbin The locking system of stationary knife bobbin rotation.

The locking system is the activity template for being separately fixed at stationary knife bobbin both ends, and the activity template and stationary knife bobbin are coaxial The top of rotation, activity template is equipped with circular through hole, and activity template is fixedly connected by bolt with shell.

In shell two sides, the bottom of side wall is equipped with fixed frame, stationary knife bobbin both ends and fixation close to the position of grass feeding port Frame rotation connection.

Be respectively equipped with fixinig plate right above stationary knife bobbin outside shell two sides, the fixinig plate respectively with shell two sides Outside wall parallel, the fixinig plate are equipped with the arc-shaped through-hole of strip, the center of circle of the arc-shaped through-hole and the axial line of stationary knife bobbin On the same line；The center of circle of circular through hole on the activity template is equal to the radius of arc-shaped through-hole to the distance of stationary knife bobbin, By being fixedly connected through the bolt of circular through hole and arc-shaped through-hole between activity template and fixinig plate.

The general perspective of the fixed frame is in inverted L shape, the fixed company of the horizontal component of fixed frame and the bottom of shell It connects, stationary knife bobbin passes perpendicularly through the vertical portion of fixed frame.

The fixed frame of shell two sides is symmetrical arranged, and the outer edge of the horizontal component of fixed frame stretches out the lateral wall of shell, institute State the outer end edges that fixinig plate is vertically upright fixed on fixed frame horizontal component, the side elevation of fixinig plate and fixed frame is in " ㄣ " structure.

The activity template is set to the outside of fixinig plate.

Further, the stationary knife bobbin includes tool apron and the short axle set on tool apron both ends, the ledger-plate equidistant arrangement It is fixed on tool apron, the short axle inner end is fixedly connected with tool apron, and outer end is then rotatablely connected with fixed frame, the activity template difference It is fixed at the top of the outer end of short axle.

The bottom of the channel-shaped of tool apron bar shaped, tool apron is open, and the bottom of the ledger-plate is bolted at the top of tool apron, The inner end of the short axle is fixedly connected with the side wall of tool apron two sides.

Several reinforcing ribs are also equidistantly equipped in the tool apron.

The utility model has the beneficial effects that

One, the utility model stationary knife bobbin can rotate, and can adjust the angle of ledger-plate, obtain ledger-plate better Impact direction guarantees efficiency and the load for reducing harvester engine that structure crushes.

Two, the manufacturing cost of the utility model stationary knife bobbin is cheaper relative to the manufacturing cost of saw blade, is easy to push away Extensively.

Three, the adjustment mode of the utility model stationary knife bobbin is simple, rotate activity template, by bolt by activity template with Fixinig plate, which is fixedly connected, just fixes stationary knife bobbin.

Detailed description of the invention

Fig. 1 is the utility model volume rendering schematic diagram.

Fig. 2 is that the utility model faces (grass feeding port side) schematic diagram.

Fig. 3 is the utility model elevational schematic view.

Fig. 4 is the utility model stationary knife bobbin overall structure diagram.

Fig. 5 is the utility model tool-apron structure schematic diagram.

Fig. 6 is the utility model fixed frame and fixinig plate overall structure diagram.

Specific embodiment

As described in Figure 1, the utility model includes shell 1, send careless plate 2, ledger-plate 3 and stationary knife bobbin 4, and careless plate 2 is sent to be set to 1 grass feeding port of shell is sent careless plate 2 to be equipped with and is stretched upwards with the one-to-one strip-shaped hole 20 of ledger-plate 3, ledger-plate 3 from strip-shaped hole 20 Out, the both ends of stationary knife bobbin 4 and shell 1 are rotatablely connected, and ledger-plate 3 makees arcuate rotation in strip-shaped hole 20 with stationary knife bobbin 4, Stationary knife bobbin 4, which is equipped with, prevents the locking system that stationary knife bobbin 4 rotates.

The locking system is the activity template 5 for being separately fixed at 4 both ends of stationary knife bobbin, the activity template 5 and stationary knife bobbin 4 It rotates coaxially, the top of activity template 5 is equipped with circular through hole 50, and activity template 5 is fixedly connected by bolt 51 with shell 1.

Most basic, several bolts hole for passing through and being threadedly engaged for bolt 51 are set in 1 two sides of shell, but adjust Angle adjust with being just unable to any angle.And if the strip through-hole of arc-shaped is set on shell 1, then the nut of bolt 51 And be inconvenient to tighten.First is that the thickness because of shell 1 will not be too thick, so its rigidity is insufficient, tightens and will lead to deformation；Second is that twisting It needs to protrude into manpower when tight in shell 1 and limits the rotation of bolt 51, and such operation is both inconvenient, it is also dangerous.

So it is equipped with fixed frame 6 close to the position of grass feeding port in the bottom of 1 two sides side wall of shell first in the present embodiment, 4 both ends of stationary knife bobbin and fixed frame 6 are rotatablely connected.

Secondly, being respectively equipped with fixinig plate 7 right above the stationary knife bobbin 4 outside 1 two sides of shell, the fixinig plate 7 is distinguished With 1 two sides outside wall parallel of shell, the fixinig plate 7 be equipped with strip arc-shaped through-hole 70, the center of circle of the arc-shaped through-hole 70 with The axial line of stationary knife bobbin 4 is on the same line.

As shown in figure 4, the distance of the center of circle of the circular through hole 50 on the activity template 5 to stationary knife bobbin 4 is logical equal to arc The radius in hole 70 connects between activity template 5 and fixinig plate 7 by the way that the bolt 51 through circular through hole 50 and arc-shaped through-hole 70 is fixed It connects.

In the present embodiment, the general perspective of fixed frame 6 is in inverted L shape, horizontal component and the shell 1 of fixed frame 6 Bottom is fixedly connected, the bottom margin bending horizontally outward of usual shell 1, as shown in figure 3, the horizontal component of fixed frame 6 is It is bolted with the dogleg section of 1 bottom margin of shell.Depending on blade shaft 4 then pass perpendicularly through the vertical portion of fixed frame 6.

As shown in Fig. 2, the fixed frame 6 of 1 two sides of shell is symmetrical arranged, the outer edge of the horizontal component of fixed frame 6 stretches out outer The lateral wall of shell 1, the fixinig plate 7 are vertically upright fixed on the outer end edges of 6 horizontal component of fixed frame.

In order to facilitate the elastic of bolt 51, activity template 5 is set to the outside of fixinig plate 7.

As shown in fig. 6, the side elevation of fixinig plate 7 and fixed frame 6 is in " ㄣ " structure, the integrated molding of monolith steel plate can be It suppresses.

In conjunction with shown in Fig. 3 and Fig. 4, in the present embodiment, stationary knife bobbin 4 is further improved, stationary knife bobbin 4 includes tool apron 41 and the short axle 42 set on 41 both ends of tool apron, 3 equidistant arrangement of ledger-plate be fixed on tool apron 41,42 inner end of short axle with Tool apron 41 is fixedly connected, and outer end is then rotatablely connected with fixed frame 6, and the activity template 5 is separately fixed at the top of the outer end of short axle 42.

As shown in figure 5, the channel-shaped of 41 bar shaped of tool apron, the bottom of tool apron 41 is open, and the bottom of the ledger-plate 3 passes through bolt 43 are fixed on 41 top of tool apron, and the inner end of the short axle 42 is fixedly connected with the side wall of 41 two sides of tool apron.In order to make short axle 42 with The connection of tool apron 41 is more firm, and the side wall of tool apron 41 can be set in parallel two panels.

Set channel-shaped for tool apron 41, be the rigidity in order to reinforce tool apron 41, prevent because chopping during ledger-plate 3 by Power and torsional deformation, and for wherein by the storage of bolt 43, preventing bolt 43 from winding stalk.

In order to further strengthen channel-shaped tool apron 41 rigid, in tool apron 41 also equidistantly be equipped with several reinforcing ribs 44。

Claims (10)

1. combining machine-cut grass arranging device, including shell, send careless plate, ledger-plate and stationary knife bobbin, send careless plate be set to shell into Careless mouth send careless plate to be equipped with and stretches out upwards with the one-to-one strip-shaped hole of ledger-plate, ledger-plate from strip-shaped hole, it is characterised in that: The both ends of stationary knife bobbin and shell are rotatablely connected, and ledger-plate makees arcuate rotation with stationary knife bobbin in strip-shaped hole, in stationary knife bobbin It is equipped with the locking system for preventing the rotation of stationary knife bobbin.

2. combining machine-cut grass arranging device according to claim 1, it is characterised in that: the locking system is solid respectively It is scheduled on the activity template at stationary knife bobbin both ends, the activity template is rotated coaxially with stationary knife bobbin, and the top of activity template is equipped with round logical Hole, activity template are fixedly connected by bolt with shell.

3. combining machine-cut grass arranging device according to claim 2, it is characterised in that: in the bottom of shell two sides side wall It is equipped with fixed frame close to the position of grass feeding port, stationary knife bobbin both ends and fixed frame are rotatablely connected.

4. combining machine-cut grass arranging device according to claim 3, it is characterised in that: the stationary knife outside shell two sides Fixinig plate is respectively equipped with right above bobbin, the fixinig plate is respectively with shell two sides outside wall parallel, and the fixinig plate is equipped with item The axial line of the arc-shaped through-hole of shape, the center of circle of the arc-shaped through-hole and stationary knife bobbin is on the same line；On the activity template The center of circle of circular through hole is equal to the radius of arc-shaped through-hole to the distance of stationary knife bobbin, by through circle between activity template and fixinig plate Shape through-hole is fixedly connected with the bolt of arc-shaped through-hole.

5. combining machine-cut grass arranging device according to claim 4, it is characterised in that: the general perspective of the fixed frame In inverted L shape, the horizontal component of fixed frame is fixedly connected with the bottom of shell, and stationary knife bobbin passes perpendicularly through the perpendicular of fixed frame Straight part.

6. combining machine-cut grass arranging device according to claim 5, it is characterised in that: the fixed frame of shell two sides is symmetrical Setting, the outer edge of the horizontal component of fixed frame stretch out the lateral wall of shell, and the fixinig plate is vertically upright fixed on fixation The side elevation of the outer end edges of frame horizontal component, fixinig plate and fixed frame is in " ㄣ " structure.

7. combining machine-cut grass arranging device according to claim 6, it is characterised in that: the activity template is set to fixinig plate Outside.

8. according to the described in any item combining machine-cut grass arranging devices of claim 3 to 7, it is characterised in that: the ledger-plate Axis includes tool apron and the short axle set on tool apron both ends, and the ledger-plate equidistant arrangement is fixed on tool apron, the short axle inner end with Tool apron is fixedly connected, and outer end is then rotatablely connected with fixed frame, and the activity template is separately fixed at the top of the outer end of short axle.

9. combining machine-cut grass arranging device according to claim 8, it is characterised in that: the channel-shaped of tool apron bar shaped, tool apron Bottom it is open, the bottom of the ledger-plate is bolted at the top of tool apron, the inner end of the short axle and tool apron two sides Side wall is fixedly connected.

10. combining machine-cut grass arranging device according to claim 9, it is characterised in that: also equidistantly set in the tool apron There are several reinforcing ribs.