CN205499117U - Skidder - Google Patents

Abstract

The utility model provides a skidder, it includes power output shaft, roll up line drum, the frame part, roll up that line drum is vertical to be installed in the frame part, the tractor rear portion is located through connecting device to the frame part, power output shaft's end is provided with a bevel gear, bevel gear is connected with the big bevel gear meshing that sets up on frame part base, the frame part is served as reasons two and is separated the frame -shaped construction who constitutes in the chamber, weld two cross axles around separating on two middle branches in chamber, the posterior septum chamber includes two rear side branches, both ends are connected with link and lower connecting bracket respectively about two rear side branches, two vertical axiss pass through the spring slip and set up in last lower connecting bracket's guide way, cross axle and vertical axis all overlap outward and are equipped with the sliding sleeve. The utility model discloses lean on the bevel gear transmission, roll up the vertical installation of line drum, simple structure, at the logging in -process, wire rope successively walks around the sliding sleeve of horizontal setting and vertical setting, has reduced wire rope's frictional resistance, has prolonged wire rope's life, has improved and has pull power.

Description

A kind of skidding tractor

Technical field

This utility model relates to a kind of for forest operation with the logging equipment of orest management, particularly relates to a kind of production cost relatively low, maneuverability, the small-sized production of forestry skidding machinery that economy is practical again.

Background technology

Logging operation is the intermediate link that cutting area produces in chain, and the first line of a couplet is lumbered, second line of a couplet entrucking.Fell and car loading operation all should be with the yarding method cooperation used.Skidding operation carried out logging with domestic animal in the past, oxen and horses cover etc. is used to carry out drag material, owing to forest operation condition is poor, dangerous big, domestic animal logging also exists poor stability, the problems such as labor intensity is big, domestic animal must be led by people, and such as the felled tree on some high mountain abrupt slopes, people leads domestic animal and carries out logging and be prone to accidents, and domestic animal strength is limited once can only drag 2 to 3 trees, if tree can only drag greatly 1.

Cutting area physical features, surface condition change the most greatly, Northeast Forest Areas is also affected by weather, the most in the winter time, most of forest road in the north is by snow and ice cover, the condition of these complexity all adds logging difficulty, novel can preferably adapt to changeable operating condition accordingly, it would be desirable to explore, safe and reliable, significantly alleviate the skidding machinery equipment of labor strength.

The current logging present situation of China is that logging place is many and disperse, be not suitable for the skidding operation of large-scale skidding tractor, need to design small-sized logging equipment and meet its logging demand, simultaneously, logging place is dispersed in hillside or complicated landform forest zone mostly, and large-scale skidding tractor has been difficult to skidding operation under this orographic condition, it is desirable to have well equipped by the logging of property, and along with artificial forest cutting is continuously increased, small-sized logging equipment ensure that logging efficiency.

Small-sized skidder can complete or assist every operation in forest operation, such as on mountain cutting area logging, entrucking, unload, selection, multiple operations such as bank up, compared with the original yarding methods such as mule and horse, it is multi-functional that small-sized skidder also has machinery, make tractor have forestry performance capacity by simply repacking in tractor during forestry operation the most in the winter time, make tractor have the ability of agricultural production when agricultural operation in summer by simple dismounting winch and replacing agricultural machinery and implement.

Summary of the invention

Based on the problem existing for above-mentioned prior art, this utility model provides a kind of forest operation logging utilizing baby tractor to repack into equipment, to meet forest zone wood producing operation actual demand.

This utility model adopts the technical scheme that: use tractor to drive serving cylinder, the end of the power output shaft of tractor is provided with a bevel gear, bevel gear is connected with bevel gear wheel engagement, large bevel gear shaft is connected by coupling spline with the bottom of the spool of serving cylinder, this bevel gear drives bevel gear wheel to rotate, bevel gear wheel turning handle power passes to the spool of serving cylinder, serving cylinder utilizes bearing to be combined between spool, spool rotates and drives serving cylinder to rotate, and then drive the steel wire rope being wrapped on serving cylinder to run, run by serving cylinder, realize steel wire rope is made the return trip empty and the strand collection operation of timber.Bevel gear wheel is arranged on the base of winch frame.

On the rack unit at the rear portion that serving cylinder is arranged on tractor, rack unit is provided with the attachment means for this rack unit is connected to tractor rear portion, rack unit is the frame-shaped construction being made up of two separate spaces, front separate space includes top board and the base at fixing serving drum reel two ends, and connect top board and two front side poles of base and two middle support rods, two transverse axis are welded on two middle support rods of separate space before and after separation, sliding sleeve it is respectively installed with outside transverse axis, the width of rear separate space is less than the width of front separate space, rear separate space also includes two rear side poles, two rear side upper and lower two ends of pole are connected to link and lower link, two strip gathering sills it are respectively provided with in being vertically connected with frame, two vertical pivots are arranged in the gathering sill being vertically connected with frame by spring slide respectively.

This utility model is reasonable in design ingenious, agrimotor is realized forestry operation by simple repacking so that it is have easy and simple to handle, the feature of low production cost, this utility model leans on Bevel Gear Transmission, the vertical installation of serving cylinder, simple in construction, during logging, steel wire rope successively walks around the sliding sleeve of horizontally set and vertically arranged sliding sleeve, decrease the frictional resistance of steel wire rope, extend the service life of steel wire rope, improve traction power.

Accompanying drawing explanation

Fig. 1 is a kind of skidding tractor schematic diagram,

Fig. 2 is supporting structure schematic diagram,

Fig. 3 is supporting structure schematic diagram right view, in figure, bevel gear 1, bevel gear wheel 2, serving cylinder 3, steel wire rope 4, support 5, front side pole 5-1, middle support rod 5-2, rear side pole 5-3, transverse axis 6, vertical pivot 7, gathering sill 8, upper link 9, lower link 10, transverse axis sliding sleeve 11, vertical pivot sliding sleeve 12, spring 13.

Detailed description of the invention

Structure and working principle of the present utility model is described in detail below in conjunction with accompanying drawing 1,2,3, a kind of skidding tractor includes bevel gear 1, bevel gear wheel 2, serving cylinder 3, steel wire rope 4 and support 5, and support comprises front side pole 5-3, middle support rod 5-2, rear side pole 5-1, transverse axis 6, vertical pivot 7, gathering sill 8, upper link 9, lower link 10, transverse axis sliding sleeve 11, vertical pivot sliding sleeve 12 and spring 13.

As schematically shown in Figure 1, tractor is used to drive serving cylinder, the end of the power output shaft of tractor 14 is provided with a bevel gear 1, bevel gear 1 is connected with bevel gear wheel 2 engagement, large bevel gear shaft 2 is connected by coupling spline with the bottom of the spool of serving cylinder 3, this bevel gear drives bevel gear wheel to rotate, bevel gear wheel turning handle power passes to the spool of serving cylinder, serving cylinder utilizes bearing to be combined between spool, spool rotates and drives serving cylinder to rotate, and then drive the steel wire rope being wrapped on serving cylinder to run, run by serving cylinder, realize steel wire rope is made the return trip empty and the strand collection operation of timber.Bevel gear wheel is arranged on the base of rack unit.

nullSuch as Fig. 2、3 are illustrated，On the rack unit at the rear portion that serving cylinder is arranged on tractor，Rack unit is provided with the attachment means for this rack unit is connected to tractor rear portion，Rack unit is the frame-shaped construction being made up of two separate spaces，Front separate space includes top board and the base at fixing serving drum reel two ends，And connect two front side pole 5-3 and two middle support rod 5-2 of top board and base，Two transverse axis 6 are welded on two middle support rods of separate space before and after separation，Transverse axis sliding sleeve 11 it is respectively installed with outside transverse axis，The width of rear separate space is less than the width of front separate space，Rear separate space also includes two rear side pole 5-1，Two rear side upper and lower two ends of pole are connected to link 9 and lower link 10，Two strip gathering sills 8 it are respectively provided with in being vertically connected with frame，Two vertical pivots are slideably positioned in the gathering sill being vertically connected with frame by spring 13 respectively，It is respectively installed with vertical pivot sliding sleeve 12 outside two vertical pivots.

During skidding operation in winter, tractor tire on ice and snow road easily skids, and can arrange antiskid chain outside tire, improves the tractor property passed through on ice and snow road.

Its work process is, chooses logging position, makes tractor be parked in and is taken out log point-blank.Steel wire rope is pulled out from serving cylinder by staff, rope is moved to fix in front of felled tree, when cable wire decontroled by reel, it should be noted that the rotating speed of reel, must not exceed the speed manually pulling cable wire, slack rope otherwise can be made to put unrest, in order to prevent reel damage or cable wire from coming off, reel at least retains 2-3 and encloses cable wire.After everything in readiness, driver starts tractor, controls tractor and makes its power output shaft export power, and wireline winch starts Wound steel rope, and traction log travels forward.Felled tree is left behind mountain, and after arriving appointed place, after logging terminates, driver makes the power output shaft stall of tractor, and wireline winch quits work.

Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model each embodiment technical scheme.

Claims (2)

1. null1. a skidding tractor，It is characterized in that，It includes power output shaft，Serving cylinder，Rack unit，Rack unit is located at tractor rear portion by attachment means，Serving cylinder is vertical to be arranged in rack unit，The end of power output shaft is provided with a bevel gear，Bevel gear is connected with the bevel gear wheel engagement being arranged on rack unit base，Large bevel gear shaft is connected by coupling spline with the bottom of the spool of serving cylinder，Serving cylinder utilizes bearing to be combined between spool，Rack unit is the frame-shaped construction being made up of two separate spaces，Front separate space includes top board and the base at fixing serving drum reel two ends，And connect top board and two front side poles of base and two middle support rods，It is welded with two transverse axis on two middle support rods of separate space before and after separation，Transverse axis sliding sleeve it is respectively installed with outside transverse axis，The width of rear separate space is less than the width of front separate space，Rear separate space also includes two rear side poles，Two rear side upper and lower two ends of pole are connected to link and lower link，Two strip gathering sills it are respectively provided with in being vertically connected with frame，Two vertical pivots are arranged in the gathering sill being vertically connected with frame by spring slide respectively，It is respectively installed with vertical pivot sliding sleeve outside two vertical pivots.
2. Skidding tractor the most according to claim 1, it is characterised in that on ice and snow road during operation, arranges antiskid chain outside tire.