Supporting-and-rotating apparatus of handler for logging machine

FIELD: forest engineering.

SUBSTANCE: supporting-and-rotating apparatus has roller-type rotating support having lower immovable part rigidly fixed on frame of self-propelled chassis and equipped with toothed crown on its inner circumference. Rotating platform is rigidly fixed on upper movable part of support and handler is mounted on said platform. Rotation mechanism for rotating platform with handler in horizontal plane relative to frame of self-propelled chassis is also fixed on movable part of support. Platform rotation mechanism has engine and reducer with drive gear rigidly fixed on output shaft, said drive gear being meshed with toothed crown of immovable part. Device for shifting of cantilever of drive gear shaft is made in the form of U-shaped frame whose sides are extending in horizontal plane, have different lengths and are equipped with openings wherein drive shaft with drive gear is introduced through bearing units. U-shaped frame is joined with its longer side to rotating platform.

EFFECT: elimination of misalignment in drive gear and toothed crown teeth meshing to thereby enhance reliability and prolong service life of apparatus.

3 cl, 4 dwg

 

The invention relates to the field of technological equipment forestry machines manipulator type, namely the support-rotating devices, and can be used in the forest industry, forestry and wind energy installations.

Known rotation device of the manipulator harvesting machine, comprising a support rotatable roller, lower stationary part which is rigidly fixed on the frame of the self-propelled chassis and is provided on the inner circumference of the ring gear, and the upper movable part is rigidly mounted a turntable on which is mounted the arm, and mechanism for rotating the platform with manipulator in the horizontal plane relative to the frame of the self-propelled chassis, including the engine and gearbox on the output shaft which is rigidly mounted a leading gear that is in mesh with a ring gear fixed part (Feller-Bunchers machine PL-19. Circles B.C., Borman M.A., Ermolov VP, Queens, V.E., Popov BV): genre differences. prom the terrain, 1982. - 288., see p.15 5, p.20 9, 21, 10, p.33 and Fig.19).

Known rotation device of the manipulator harvesting machine has the disadvantage that the leading gear on the output shaft of the gearbox installed the console and when significant loads on the manipulator is Nara is giving alignment of pinion and ring gear, when this engagement occurs not along the entire length of the teeth, resulting in reduced durability and even fracture of teeth.

Closest to the invention is a rotation device harvesting machine, comprising a support rotatable roller, lower stationary part which is rigidly fixed on the frame of the self-propelled chassis and is provided on the inner circumference of the ring gear, and the upper movable part is rigidly mounted a turntable on which is mounted the arm, and mechanism for rotating the platform with manipulator in the horizontal plane relative to the frame of the self-propelled chassis, including the engine and gearbox on the output shaft which is rigidly mounted a leading gear that is in mesh with a ring gear fixed part, and a device for eliminating consoles shaft pinion (patent SU # 2206492, CL VS 23/84, 20.06 2003).

A disadvantage of the known device is that it has a relatively complicated construction of the device for removing the console, shaft pinion, particularly the mounting of the rotating bodies at the bottom of the fixed part.

To eliminate this drawback in the support-rotating device of the manipulator harvesting machine, comprising a support rotatable roller, lower stationary part which is rigidly fixed on the frame Samochodow the chassis and is provided on the inner circumference of the ring gear, and on top of the moving part is rigidly mounted a turntable on which is mounted the arm, and mechanism for rotating the platform with manipulator in the horizontal plane relative to the frame of the self-propelled chassis, including the engine and gearbox on the output shaft which is rigidly mounted a leading gear that is in mesh with a ring gear fixed part, and a device for removing the console, shaft pinion, the latter is in the form of a U-shaped frame, the sides of which are arranged horizontally, made of different lengths and contain holes, through which podnikolie nodes has an output shaft with a pinion, with the long side P-frame is connected with the pivoting platform and it has a motor and a gear mechanism for rotating the platform and the free end of the output shaft of the gearbox is installed in a bearing unit, placed in the smaller side, the long side of the U-shaped frame is made of longitudinal holes to connect it with the turntable and adjust the gear pinion and ring gear.

In this embodiment of the device design is easy to manufacture and it eliminates the console output shaft of the rotation mechanism of the platform, eliminates the bias in the engagement of the teeth leading is esterni and gear that increases the durability and reliability of the device.

In the patent and scientific literature is similar to the design of a turntable manipulator harvesting machine is not detected.

1 shows a rotation device of the manipulator harvesting machine, the section; figure 2 is a view of the frame of the rotation mechanism, axonometric view (conditionally bearing slewing rim not shown); figure 3 is a view along arrow a in figure 2; figure 4 is a view along arrow B in figure 2.

Rotation device of the manipulator harvesting machine includes a support rotatable roller containing the lower stationary part 1, which is rigidly through holes 2 is fixed via a support ring on the frame of the self-propelled chassis (figure 1 support ring and the frame is self-propelled chassis conventionally not shown), the upper movable portion 3, on which is rigidly mounted swivel platform 4 with a handle (not shown conventionally). The upper movable part 3 is rotated relative to the lower fixed part 1 on the rolling elements 5, for example rollers. On the output shaft 6 of the rotation mechanism, such as gear 7 with the engine to an input shaft (not shown)rigidly mounted a leading gear 8, the teeth of which engages with the teeth of the ring gear 9, is made along the inner circumference of the lower fixed hour and 1. To the swivel platform 4 is rigidly attached to the U-shaped frame 10 through the longitudinal hole 11, on the long side 12 which, through the bearing unit 13, is mounted rigidly to the gear mechanism 7 turn the rotary platform 4, to which the long side 12 and a fixed U-shaped frame 10. The free end of the output shaft 6 via a bearing unit 14 is installed in the lower side 15 of the U-shaped frame 10. The mounting of the bearing unit 14 in the lower side 15 of the U-shaped frame 10 is made through the plate 16 and bolts 17.

Rotation device of the manipulator harvesting machine operates as follows.

The statement includes a mechanism for rotating the turntable 4, the gear which is mounted on the longer side 12 of the U-shaped frame 10 connected to the turntable 4. When the output shaft 6 with the pinion 8 will be forced to rotate around its vertical axis. The teeth of the pinion 8 will be our teams serrated crown 9 fixed part 1 and the upper movable part 3 together with the turntable 4 rotates in a horizontal plane on the rolling elements 5. Because the output shaft 6 and the stationary part 1 are connected to each other via a U-shaped frame 10, there is practically no distortion in the engagement of the teeth of the pinion 8 and gear 9. In the process of installation and is exploitatie can be adjusted gap in engagement leading gear 8 - crown gear 9 by moving the U-shaped frame 10 on the rotary platform 4 by means of longitudinal holes 11.

In such a constructive implementation of a turntable manipulator logging machine design is easy to manufacture and thus, practically, the bias in the engagement of the teeth of the pinion and ring gear, which increases the reliability and durability of the device.

1. Rotation device of the manipulator harvesting machine, comprising a support rotatable roller, lower stationary part which is rigidly fixed on the frame of the self-propelled chassis and is provided on the inner circumference of the ring gear, and the upper movable part is rigidly mounted a turntable on which is mounted the arm, and mechanism for rotating the platform with manipulator in the horizontal plane relative to the frame of the self-propelled chassis, including the engine and gearbox on the output shaft which is rigidly mounted a leading gear that is in mesh with a ring gear fixed part and a device for removing the console, shaft pinion, characterized in that the device for eliminating consoles shaft pinion is made in the form of a U-shaped frame, the sides of which are arranged horizontally, are made of different length and content of the at openings, in which through bearing assemblies mounted output shaft with the pinion, with the long side of the U-shaped frame is connected with the pivoting platform.

2. The device according to claim 1, characterized in that the motor and gear mechanism rotate the platform installed on the long side of the U-shaped frame and the free end of the output shaft mounted in a bearing unit, placed in the lower side of the U-shaped frame.

3. The device according to claim 1, characterized in that on the long side of the U-shaped frame is made of longitudinal holes to connect it with the turntable and adjust the gear pinion and ring gear.



 

Same patents:

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2 dwg

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3 cl, 7 dwg

FIELD: harvesting equipment used in forestry for performing stand care works.

SUBSTANCE: delimbing-bucking transportation machine consists of tandem including running chassis (of wheel-type tractor or caterpillar tractor) and carrier hydraulic manipulator fixed on side members of running chassis, on immovable part of column and equipped with clam. Delimbing-pulling type bucking processor is secured on single-axis or multiple-axis load-bearing platform. Said processor is connected to hydraulic system through three-position valve for switching-on of hydraulic motor in order to provide rotation of chain bar cutting chain and feeding of working fluid for actuation of hydraulic motor which provides rotation of pulling rollers. Clamping levers with blades and pulling rollers are longitudinally interconnected through tie-rods by means of threaded couplings. Delimbing-bucking machine of such construction allows volume of tree harvesting including short wood and plank timber to be increased and number of transportation and handling operations to be reduced.

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EFFECT: enhanced efficiency and safety of felling process in mountains.

2 cl, 6 dwg, 1 tbl

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