DE2000516B

DE2000516B - Device for the attachment of agricultural implements to a tractor equipped with side swivel arms for independent height adjustment of the rear wheels

Info

Publication number: DE2000516B
Authority: DE
Inventors: Nikolaj I.; Pronko Wadim F.; Perepetschkin Michail I.; Ameltschenko Petr A.; Minsk Alexandrowskij (Sowjetunion). AOId 41-12
Original assignee: Minskij ordena Lenina traktornij sawod, Minsk (Sowjetunion)

Description

20 verbunden ist. Der Kraftarm 20 ist fest mit einer der Hubwelle 14 sitzt, wodurch er über diese Welle HubweUe 14 verbunden, die am Rumpf 3 des Trak- 14 auf die Hubanne 13 und weiter über die tors drehbar gelagert ist, wobei die Drehbewegung Schwenkhebel 15 und Laschen 7 auf die Hubstandurch den Hydraulikzylinder 18 erfolgt Auf der gen 9 einwirkt und die Unterlenker 1 bewegt, wo-Hubwelle 14 sind ebenfalls fest Hubarme 13 an- 5 durch das Heben und Senken der Geräte 12 ausgegeordnet, die gelenkig mit Schwenkhebeln 15 ver- führt wird.20 is connected. The power arm 20 is firmly seated with one of the lifting shaft 14, whereby it over this shaft HubweUe 14 connected to the hull 3 of the Trak- 14 on the Hubanne 13 and further on tors is rotatably mounted, the rotational movement of the pivot lever 15 and tabs 7 on the lifting stand the hydraulic cylinder 18 takes place on the gene 9 acts and the lower link 1 moves where-lifting shaft 14 lifting arms 13 are also firmly arranged - 5 by raising and lowering the devices 12, which is articulated with pivot levers 15.

bunden sind, die wiederum fest mit den Laschen 7 Die Anpassungsfähigkeit des angebauten Gerätsare bound, which in turn are firmly attached to the straps 7 The adaptability of the attached device

und damit über die Hubstangen 9 mit den Unterlen- an einen Hang wird bei der Stabilisierung der vertikern 1 verbunden sind. kalen Lage des Traktorrumpfes 3 durch die Ver-and thus over the lifting rods 9 with the Unterlen- on a slope is used to stabilize the vertikern 1 are connected. cal position of the tractor body 3 through the

Die Einrichtung enthält auch einen oberen An- io Schwenkung seiner Schwenkanne 4 um den gleichen baulenker 16, dessen eines Ende am Rumpf 3 befe- Winkel in entgegengesetzten Richtungen bei einer stigt ist, während das andere über eine hinter;: Kop- Bewegung des Traktors quer zum Hang sichergepel 17 mit den ünterlenkern 1 verbunden ist, sowie stellt. Bei der Verschwenkung der Schwenkarme 4 kurze Ketten 21, die eine seitliche Verschiebung der verschieben sich die mit ihnen gelenkig verbundenen Geräte 12 bei der Bewegung des Traktors begrenzen. 15 Verbindungsstangen 5. Sie wirken über die Laschen 7The device also includes an upper anio pivoting of its swivel tub 4 about the same construction link 16, one end of which on the fuselage 3 befe- angles in opposite directions at a is steady, while the other is secured over a rear;: head movement of the tractor across the slope 17 is connected to the lower links 1, as well as represents. When pivoting the pivot arms 4 short chains 21 that move the sideways shift the hingedly connected to them Limit devices 12 when moving the tractor. 15 connecting rods 5. They work via the tabs 7

Die erforderliche Arbeitsstellung der Arbeitsge- auf die Hubstangen 9 ein, indem sie entsprechend rate wird durch Änderung der Lage des Gelenks 6 den linken und den rechten Unterlenker 1 in entge- und durch den Anschluß des Hebels 15 an eine ent- gengesetzten Richtungen heben oder senken. Dank sprechende Bohrung 22 der Lasche 7 sichergestellt. der Verbindung der Unt < lenker 1 mit den Schwenk-The required working position of the working position on the lifting rods 9 by moving them accordingly rate is changed by changing the position of the joint 6 the left and right lower link 1 in the opposite direction. and raise or lower by connecting the lever 15 in an opposite direction. thanks to speaking hole 22 of the tab 7 ensured. the connection of the Unt <handlebar 1 with the swivel

Die Einrichtung arbeitet folgenderweise: 20 armen 4 über die Verbind'ingsstangen 5 findet einThe device works as follows: 20 poor 4 via the connecting rods 5 arrive

Wird der Hydraulikzylinder 18 in Tätigkeit ge- gleichzeitiges Heben der einen Seite des angebauten setzt, so erfolgt das Heben und Senken der am Trak- Gerätes 12 und ein Senken seiner anderen Seite statt, tor angebauten Arbeitsgeräte 12. Bei Ölzufuhr in den d. h., es erfolgt die umgekehrt proportionale Korrek-Hydraulikzylinder 18 verschiebt sich dessen Kolben- tür der Neigung des Geräts je nach der Lage des stange 19 und verschwenkt den Kraftarm 20, der auf 25 Traktorrumpfes.If the hydraulic cylinder 18 is in operation simultaneous lifting of one side of the attached sets, the lifting and lowering of the Trak device 12 and a lowering of the other side take place, tools attached to the gate 12. When oil is supplied to the d. That is, there is the inversely proportional Korrek hydraulic cylinder 18 the piston door of the device moves depending on the inclination of the device rod 19 and pivoted the power arm 20, which is on 25 tractor fuselage.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims

1 2 effective on weak ground slopes, claims allow: but not to ensure a parallel position of the attachments to the surface of steep slopes, which only

1. Device for the cultivation of agricultural tractors can be driven, the wheels of which are independent implements on a side 5 gig of each other adjustable in height.
Swivel arms for the independent task of the invention is to provide a device for adjusting the height of the rear wheels equipped for the cultivation of agricultural implements tractor, which device on the hull of the lower, hinged to a side swivel arms to the yoneman tractor, for the cultivation of the ar- the independent height adjustment of the rear wheels Attachment handlebars that serve as tools as well as the lifting arms of the equipped tractor that allows it to hold, soft with the lower handlebars by the fact that the attachments are automatically connected even with large lifting rods and by inclination angles always a hydraulic power lift is actuated, Take up the slope parallel to the slope and so characterized that the Un- enable _{an effective Bodenbearterlenker (1) with the side swivel arms T 5 processing even on steep slopes.} According to the invention (4), this is achieved by a connecting rod (S, 7, 9) in that the lower links are connected to the side links, which allow the pivoting movement of the swivel arms through a connecting linkage pivot arm (4) to the lower link (1) are connected over, which carries the pivoting movement of the. Transferring swivel arms to the lower link.

2. Device according to claim 1, characterized in that the connecting rod .ing indicates that the connecting rod Ver connecting rods, one ends of which are hinged to the connecting rods (5), one ends of which are hinged to the swivel arms, further Lasohen. Pivoting arms (4) are articulated, furthermore la- which with the free ends of the connection? -Looks (7) which are connected to the free ends of the verges and are connected in a known manner with lifting tie rods (5) and are connected in 25 contains rods, oeren one ends on the tabs known way contains lifting rods (9), one and the other ends of which are attached in the usual way to the ends of the tabs (7) and the other end lower links, the tabs ferden in the usual way Way on the lower links (1) are connected to the lifting arms,
attached sinu, the tabs (7) also with. 30 exemplary embodiment explained in more detail with reference to the drawings. Show it

F i g. 1 and 2 a basic scheme of the he

inventive device in side view and in plan view.

The invention relates to a device for attaching agricultural implements to agricultural implements on tractors with side swivel arms for unidirectional swivel arms contains two interdependent height adjustment of the rear wheels, one of which is connected to one another constant tractor, which device on the hull of the lower tractor, which is linked to the working equipment in the required working position, is used to attach the working equipment, while the other one contains links and lifting arms used for lifting and sensing equipment and provides for the attached equipment,
which are connected to the lower links by lifting rods.

are in connection and brings about a hydraulic position, includes lower links 1 (Fig. 1, 2), the Power lift are operated. with the help of a joint 2 on the body 3 of the tractor

From the Soviet copyright certificate 171279 45 are attached, as well as a connecting rod that a tractor is known, the rear wheels of which on eeitli- the lower links 1 with the lateral swivel arms 4 Chen swivel arms arranged and connected to each other.

are independently adjustable in height so that the Trak- This connecting linkage contains two connecting

goal hull when driving on steep slopes his horizontal boys rods 5, one of which ends with the help of a maintains the right position. Here, the device go joint 6 is connected to the pivot arms 4, for the cultivation of agricultural implements also lugs 7, which with the help of a joint 8 connected to the hull of the tractor; so that is with the free ends of the connecting rods 5 verdie Required parallelism of the lie of the attachment are tied, and lifting rods 9, one end of which to the surface to be processed on steep slopes with the aid of a joint 10 with tabs 7 and their not given, so that only an imperfect machining 55 other ends with the help of a joint 11 with the processing takes place. Lower links 1 are connected. This ge

From the Austrian patent specification 186038 rod transfers the opposite pivoting movement Loading device of a tractor, with a movement of the pivot arms 4 for keeping the horizontal hydraulically operated hyb linkage to the hydr & uli hull of the tractor on steep slopes on the lower legs Raising and lowering of an attachment device 1 and thus on the articulation attached to it. tools 12, whereby the tools in parallel

From the German Auslegeschrift 1 218 199 and on the surface of the soil to be worked out of the USA.-Patent 3 454105 are attachment devices. In this way the labor judgments follow known to have a slight lateral displacement in the working position of the inclination of the floor pivotability of an attachment around a longitudinal surface.

axle of the tractor, so that the work- The assembly for lifting and lowering the work-

depth of the device even with slopes of the ground tools 12 has a hydraulic cylinder 10, remains the same. These attachments are the piston rod 19 of which is articulated with a power arm