CN2098144U - Driving multipurpose tiller with function of levelling soil - Google Patents

Abstract

The utility model discloses a driving multipurpose tiller with function of levelling soil, comprising a three-point suspension bracket, a main drive box, a left main beam, a right main beam, a side edge drive box, a side plate and a cutter shaft. The utility model is characterized in that a mounting rack is composed of a longitudinal beam, two secondary beams, two backstays, a forestay and a rear cross beam. The cutter shaft is symmetrically provided with even numbered fixed discs vertical to the cutter shaft for mounting a soil cutting device. The middle part of the cutter shaft is provided with a vertically fixed plate whose diameter is smaller than the diameter of the fixed disc for mounting a furrow cutter disc. The shaft body of the cutter shaft on both sides of the fixed plate is respectively provided with a plurality of cutter aprons inclined to the fixed plate.

Description

Driving multipurpose tiller with function of levelling soil

The utility model is about agricultural machinery, particularly about being with the tillage implement of rotary driven tool.

Patent Office of the People's Republic of China discloses the driving farm implements of cultivating of a kind of composite and multi-purpose on April 5th, 1989 with notification number CN2035164U.It is actual is to install various workpieces additional on the rotovator that comprises trifilar suspension frame, main transmission box, left spacer tube, right septum pipe, side driving box, left plate and cutter shaft, realizes rotary tillage, no-tillage seeding, trench digging, rolled barley and bedding.Though it has the energy a tractor serves several purposes, reduce equipment investment to improve the advantage of machine utilization rate.But it can only be applicable to the nonirrigated farmland operation, and is can not floods and droughts general, particularly the land readjustment operation before the rice transplanting of paddy field.Secondly it needs the cutter shaft of former rotovator is shed when carrying out ditching operation, loads onto the trench digging cutter shaft that has reduction box.Because reduction box and side driving box are connected with a joggle is a very difficult job, so be not easy to use.

The purpose of this utility model is to provide a kind of both be applicable to nonirrigated farmland shallow plowing or the bedding of shallow plowing trench digging, also is applicable to the driving type multipurpose tillage equipment of the cultivated leveling ground operation that the paddy field rice transplanting is preceding.

The purpose of this utility model is achieved in that a kind of comprising, the trifilar suspension frame, main transmission box, left side girder, right girder, side driving box, the driving type multipurpose tillage equipment of side plate and cutter shaft, it is characterized in that being provided with and comprise the longeron that an end links to each other with the trifilar suspension frame, two auxiliary girders that one end links to each other with left girder or right girder respectively, two rear poles that one end links to each other with the casing or the side plate of side driving box respectively, respectively with above-mentioned longeron, auxiliary girder, the rear cross beam that the other end of rear pole links to each other, and the parts installing rack of the front strut that links to each other with longeron with the main transmission box casing respectively of two ends; Be provided with the fixedly garden dish of even number on the described cutter shaft symmetrically perpendicular to the installation soil-cutter of cutter shaft, above-mentioned cutter shaft middle part vertically is provided with diameter less than the fixing fixed head of the installation trench digging cutterhead of garden dish, is positioned on the cutter shaft axle body of fixed head both sides to be respectively arranged with several tool rests to the fixed head inclination.

The utility model will be further described below in conjunction with accompanying drawing.

Structure front view when Fig. 1 is land readjustment operation before the utility model is used for water field ploughing and rice transplanting.

Fig. 2 is the vertical view of Fig. 1 structure.

Fig. 3 is the end view of Fig. 1 structure.

Fig. 4 is the utility model soil-cutter and fixing being connected of garden dish.

Fig. 5 is the soil-cutter front view.

Fig. 6 is the end view of Fig. 5.

Fig. 7 is the front view of the utility model when being used to plough shallowly the trench digging bedding.

Fig. 8 is the vertical view of Fig. 7.

Fig. 9 is the end view of Fig. 7.

Figure 10 is a trench digging cutterhead structural representation.

Referring to Fig. 1,2 and 3, the utility model comprises trifilar suspension frame 1, right girder 2, left girder 16, main transmission box 17, side driving box 3, side plate 15 and cutter shaft 8.Main transmission box 17 both sides link to each other with a side of right girder 2 and left girder 16 respectively.Right girder 2 other ends link to each other with the input of side driving box 3.By the power transmission shaft that is arranged in the right girder 2 power of the output gear of main transmission box 17 is passed to driving gear/sprocket wheel in the side driving box 3.Output gear/the sprocket wheel of side driving box 3 links to each other with an end of cutter shaft 8 by spline structure.The other end of cutter shaft 8 is bearing on the bearing of side plate 15 1 ends.The other end of left side girder 16 then is screwed with the other end of side plate 15.Be provided with fixedly garden dish 4,6,7,9,11,12,13 and 14 on the cutter shaft 8 symmetrically.Fixedly the quantity of garden dish is even number, fixedly is screwed one group between the dish of garden at adjacent two and comprises the ploughing and weeding parts (referring to Fig. 4) that four parallel soil-cutters 5 constitute at least.The soil-cutter 5 of adjacent ploughing and weeding parts is, and staggered (edge is garden dish garden Zhou Fangxiang fixedly) arranges.Soil-cutter 5 comprises knife bar 34 and sees Fig. 5 and 6 with several blades 33(that is arranged on the knife bar 34).Blade 33 is oblique layout on knife bar 34, its oblique angle is+α or-α, promptly blade is oblique to the right, or oblique left, α is advisable with 70 °.Blade 33 on each soil-cutter 5 has identical oblique.In four soil-cutters 5 of every group of ploughing and weeding parts, have the blade of two soil-cutters oblique to the right, the blade of two soil-cutters is oblique left, and they are alternately arranged mutually.Soil-cutter between the fixedly garden of cutter shaft 8 pars intermedias dish 9 and 11 is screwed on dismountable tool rest 35.Longeron 28 1 ends link to each other with trifilar suspension frame 1, and the other end links to each other with rear cross beam 19.Front strut 31 1 ends are connected with the casing of main transmission box 17, and the other end is connected with longeron 28 middle parts.One end of auxiliary girder 25 links to each other with projection 24 on the left girder 16, and the other end links to each other with rear cross beam 19.One end of auxiliary girder 20 links to each other with projection 23 on the right girder 2.Rear pole 21 1 ends are fixed on the casing of side driving box 3, and the other end links to each other with rear cross beam 19.Rear pole 26 1 ends link to each other with side plate 15, and the other end links to each other with rear cross beam 19.Longeron 28,19, two auxiliary girders 25 of rear cross beam and 20, two rear poles 21 and 26, and front strut 31 has constituted a parts installing rack.When the paddy field rotary tillage operation, fender 22 is fixed on the above-mentioned parts installing rack by two pairs of suspension rods 32 and 30.The planker 18 hinged with fender 22 tail ends is connected with rear cross beam 19 elasticity with 29 by the connecting rod 27 that is provided with stage clip.The utility model links to each other with tractor by trifilar suspension frame 1; And the power of tractor drives cutter shaft 8 and soil-cutter 5 rotations through side driving box 3 again from the defeated beam warp Cardan shaft input of power main transmission box 17, thereby carries out paddy field ploughing and weeding and grading operation, or nonirrigated farmland shallow winter breaking operation.

The utility model can form structure shown in Fig. 7,8 and 9 by the removable parts workpiece, with the bedding of ditching.Change the fixedly soil-cutter 5 of half between the dish 4,6,7 and 9 of garden, make blade 33 all oblique to the right.Change the fixedly soil-cutter 5 of half between the dish 11,12,13 and 14 of garden, make blade 33 all oblique left.Remove fixedly all soil-cutters 5 and the tool rest 35 between the garden dish 9 and 11.Cutter shaft 8 central vertical be provided with the fixed head 10 of diameter less than fixing garden dish 9 and 11.The cutterhead 38 of will ditching is screwed on fixed head 10.Trench digging cutterhead 38 is divided into the first half 43 and the latter half 44(sees Figure 10), also can be divided into some symmetrically.Trench digging cutterhead 38 both sides outer rims are provided with some tool rests 41.Trench digging tulwar 42 is fixed on the tool rest 41.Be respectively arranged with the tool rest 39 that several tilt to fixed head 10 on cutter shaft 8 axle bodies of trench digging cutterhead 38 both sides.Trench digging straight knife 40 is fixed on the tool rest 39.The gradient of trench digging straight knife 40 is the gradient of ditch.Remove dashboard 22, planker 18, connecting rod 27 and 29, suspension rod 32 and 30.At rear cross beam 19 central authorities corresponding trench digging cutterhead 38 places the crumber 37 that comprises the ploughshare wing and ploughshare shovel is set.Be provided with plough mouldboard 36 directly over the trench digging cutterhead 38.Plough mouldboard 36 is fixed between main transmission box 17 and the rear cross beam 19.When the power of tractor through main transmission box 17, when side driving box 3 drove cutter shafts 8 rotations, trench digging tulwar 42 and trench digging straight knife 40 were cut and are milled out required Gou Xing And hack is dished out.Above-mentioned hack of dishing out is thrown near the ground the ditch both sides by plough mouldboard 36 guiding.Crumber 37 further turns over residual hack in the ditch to the ground of ditch both sides.Because the blade 33 of the soil-cutter 5 of trench digging cutterhead 38 both sides is tilting to the left and right sides respectively, pass to the machine both sides so in chopping soil, will be stacked near the soil that from ditch, takes out the ditch both sides, to build up smooth furrow face.Bottom at side driving box 3 and side plate 15 also is provided with depth control shoe 45, with the restriction tilling depth and the trench digging degree of depth.

The utlity model has simple in structure, easily manufactured advantage. Particularly exhausted most parts are mutually general with rotary cultivator and the garden dish ditching machine of typing, and therefore not only cost is low, and is convenient to maintenance.

Claims (4)

1, a kind of driving type multipurpose tillage equipment that comprises trifilar suspension frame, main transmission box, left girder, right girder, side driving box, side plate and cutter shaft, it is characterized in that being provided with the longeron that comprises an end and link to each other, two auxiliary girders that an end links to each other with left girder or right girder respectively with the trifilar suspension frame, two rear poles that one end links to each other with the casing or the side plate of side driving box respectively, the rear cross beam that links to each other with the other end of above-mentioned longeron, auxiliary girder, rear pole respectively, and the parts installing rack of the front strut that links to each other with longeron with the main transmission box casing respectively of two ends; Be provided with the fixedly garden dish of even number on the described cutter shaft symmetrically perpendicular to the installation soil-cutter of cutter shaft, above-mentioned cutter shaft middle part vertically is provided with diameter less than the fixing fixed head of the installation trench digging cutterhead of garden dish diameter, is positioned on the cutter shaft axle body of fixed head both sides to be respectively arranged with several tool rests to the fixed head inclination.

2, driving type multipurpose tillage equipment according to claim 1, it is characterized in that described soil-cutter comprises knife bar and several blades that are arranged on the knife bar, blade and knife bar length direction be+α or-the α angle, α is advisable with 70 °, the insert orientation of same soil-cutter is identical.

3, driving type multipurpose tillage equipment according to claim 1 and 2, it is characterized in that each is to being provided with one group of ploughing and weeding parts that comprise four parallel soil-cutters at least between the adjacent fixedly garden dish on the described cutter shaft, soil-cutter in every group of ploughing and weeding parts presses that insert orientation is different alternately to be arranged, the soil-cutter edge of adjacent ploughing and weeding parts fixedly garden dish garden Zhou Fangxiang is staggered, and described parts installing rack is provided with dashboard and planker.

4, driving type multipurpose tillage equipment according to claim 1 and 2, it is characterized in that between a pair of fixedly garden dish at cutter shaft middle part the ploughing and weeding parts of being made up of soil-cutter not being set, fixed head is provided with the trench digging cutterhead that comprises the tulwar of ditching, and tool rest is provided with the trench digging straight knife; Be positioned at trench digging cutterhead top and be provided with plough mouldboard; The rear cross beam of parts installing rack is provided with the crumber that comprises the ploughshare wing and ploughshare shovel; Be positioned at trench digging cutterhead right side soil-cutter insert orientation all to the right, be positioned at ditching knife face left side soil-cutter insert orientation all left.

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