CN208354040U - A kind of tea tree deep pruning machine - Google Patents

Abstract

The utility model relates to a kind of tea tree deep pruning machines, belong to agriculture and forestry machinery technical field.The machine includes the rack being supported on caterpillar chassis, and the rack extends handrail backwards, and the front end of rack hingedly constitutes parallelogram mechanism by upper and lower swing rod and knife rest；The knife rest is equipped with the left and right peeling knife group of sagging type of power source drive, and each peeling knife group is respectively provided with one group of disc cutter of tapered diameter from top to bottom, and the adjacent cutter edge of left and right peeling knife group is overlapping.Since tea tree successively can be cut into multistage by the left and right peeling knife group of the utility model sagging type, and it theoretically can almost cut with pasting, therefore the accumulation obstruction of branch is not only avoided, and the agriculture requirement of deep pruning can be met conscientiously, in addition caterpillar chassis is advanced unobstructed, tea tree will not be damaged, therefore overcomes various drawbacks of the existing technology.

Description

A kind of tea tree deep pruning machine

Technical field

The utility model relates to a kind of machinery for being applicable in dissection returning to the field overwrite job, especially a kind of tea tree deep pruning machine belongs to In agriculture and forestry machinery technical field.

Background technique

Deep pruning is to put into the melting pot one of method of tree crown.Practice have shown that Senile tea plant is using cutting range apart from ground 30- Deepling prune for 40cm cannot restore tree vigo(u)r, even if enhancing fretilization management yield is not still high, because being all thick old inside tea tree Limb, deadwood rate is high, and lichen muskeg is more in the stalk of skeleton function, and bud-leaf is rare, and limb taupe, deep pruning is not enough to change Become the tree vigo(u)r of tea tree.The branch of new pumping is sprouted from rhizome portion after deep pruning, and physiological age is small, the branch vitality of extraction Vigorous, can form neat tree crown and healthy and strong tree vigo(u)r can make tea tree restore raw rapidly under the conditions of reinforcing fretilization management It produces, achievees the purpose that increasing yield and improving quality.

For a long time, deep pruning uses always machete, shear etc. the traditional approach such as manually split, cut, cutting and carries out operation, makees Industry intensity is big, low efficiency, generally needs 2-3 people's less important work that could complete, cost is high.Although the deep pruning machine one occurred in recent years As sawed for backpack gardens table roller, the more traditional pure artificial mode of cutting of operating efficiency has a distinct increment, but 2 people are still needed to when operation The tea tree cut is moved away from tea place by auxiliary, can not be worked continuously, and the symptoms such as tearing, uneven easily occurs in notch, easily infected virus, Cause tea tree dead.

Retrieval is it is found that disclosing benefit application No. is the Chinese patent application of 201610323190 .X is a kind of hand-held two Side trimmer, the machine are fluffy the achievable tea tree side of angle (0-90 °) of reciprocating cutter and ground and tea by adjusting 2 Trimming, due to being limited by reciprocating cutterbar and its mechanical structure, which is suitable only for light tea tree, weight and deep trimming operation, can not Complete deep pruning operation.Though application No. is disc type tea plant trimming machines disclosed in 201711036364 .5 Chinese patent applications It improves, using the disk-blade cutter that Bilateral Symmetry is arranged, it is introduced that deep pruning operation may be implemented；But practical application exist with Lower problem: 1) since using wheel undercarriage and without a plate is led, work opportunity tool can only walk among tea row, pole in traveling process Tea tree easily is bumped against, can not only damage tea tree, but also tea tree branch is easy to hinder walking in insertion equipment；2) single cutter is used The cutting of single cut surface can only be solved, part cutting under can be deposited in each position in equipment upper and lower, left and right at random, when carrying out again When trimming, branch excessive height under trimming, operation can not be continued by easily causing equipment to block, and is such as equipped with human assistance and is removed The lower branch of cutting, then certainty operating efficiency degradation；3) the cutter adjustable range of the especially machine is unable to reach deep pruning The liftoff 5-10cm of agriculture requirement, therefore be only applicable to depth, deeply prune, it is practical not to be able to satisfy deep pruning requirement.

Summary of the invention

The utility model aim is: in view of the above-mentioned problems of the prior art, proposing that one kind can disposably smoothly Complete tea tree cut, dissection, returning to the field operation, the tea tree deep pruning machine of deep pruning agriculture requirement can be met conscientiously.

In order to achieve the above objectives, the tea tree deep pruning machine basic technical scheme of the utility model are as follows: including being supported on crawler type Rack on chassis, the rack extend handrail backwards, and the front end of rack is hingedly made up of flat upper and lower swing rod and knife rest Row quadrangular mechanism；The knife rest be equipped with power source drive the left and right peeling knife group of sagging type, each peeling knife group be respectively provided with by Up to one group of disc cutter of lower tapered diameter, the adjacent cutter edge of left and right peeling knife group is overlapping.

The utility model further improves, and what the two sides installation front end of the left and right peeling knife group was gradually opened holds together branch dress It sets.

It is that the knife rest is made of two side frames, after-frame and upper frame that the utility model, which further improves, the after-frame Rear side installation has the transmission case of trunnion axis driven wheel, a sagging type left side that the upper frame drive equipped with power source by transmission case, Dextrorotation cutter group.

The utility model further improves, the gearbox that the central rack placement power source drives, the change Fast case passes through the trunnion axis driving wheel and the transmission connection of trunnion axis driven wheel belt, the trunnion axis driving wheel and level above it The line of centres of axis driven wheel is parallel and waits the two hinge joint lines for being longer than swing rod.

It is that the midfoot support of one of at least described upper and lower swing rod is in adjustable lifting that the utility model, which also further improves, On device.

When operation, the pivot angle for adjusting swing rod can regulate and control operation height on demand, and power source provides power and drives left and right rotary-cut The disc cutter high speed rotation of knife group, caterpillar chassis carry out in, tea tree is first up and then down to be cut into length by high-speed rotating cutter Tea tree branch can be cut into difference by adjusting disc cutter installation interval by the multistage determined by upper and lower disc cutter installation interval Length, the branch after cutting directly fall returning to the field.Since the left and right peeling knife group of the utility model sagging type can be successively by tea Tree is cut into multistage, and theoretically can almost cut with pasting, therefore not only avoids the accumulation obstruction of branch, and can be conscientiously Meet the agriculture requirement of deep pruning, caterpillar chassis is advanced unobstructed in addition, will not damage tea tree, therefore overcome prior art presence Various drawbacks.

Detailed description of the invention

The utility model will be further described below with reference to the accompanying drawings.

Fig. 1 is the structural schematic diagram (non-mounted engine and hold together a device) of the utility model one embodiment.

Fig. 2 is the overlooking structure diagram of Fig. 1.

Specific embodiment

Embodiment one

The tea tree deep pruning machine of the present embodiment is as shown in Figure 1 and Figure 2, and rack 5 is supported on caterpillar chassis 3, middle part placement hair Motivation drive gearbox 4 and extend handrail 6 backwards, the mounting seat of rear portion fixed in position engine (not showing in outsourcing figure) 2.The hinged composition parallelogram mechanism of 1 rear side of knife rest that the front end of rack 5 passes through upper and lower swing rod 8 and frame structure.It is specific and Speech, knife rest 1 are made of two side frame 1-1, after-frame 1-2 and upper frame 1-3, and installation has trunnion axis driven wheel 7 on rear side of after-frame 1-2 Transmission case, upper frame 1-3 passes through the left and right peeling knife group 9 of sagging type of 7 power output wheel drive of transmission case equipped with power source, each to revolve Cutter group 9 is respectively provided with five one group of disc cutters of tapered diameter from top to bottom, and diameter is followed successively by Φ 40cm, Φ from top to bottom 35cm, Φ 30cm, Φ 25cm, Φ 20cm, and the adjacent cutter edge of left and right peeling knife group is overlapping.Two side frame 1-1 of knife rest 1 Hold together a device 10 equipped with what the two sides front end for being located at left and right peeling knife group was gradually opened.The midfoot support of one of at least upper and lower swing rod 8 In on adjustable lifting gear 11, therefore the high and low position of knife rest 1 can be adjusted on demand, and remain left and right peeling knife group 9 Sagging type.Gearbox 4 is sequentially connected by the trunnion axis driving wheel 12 above it with 7 belt of trunnion axis driven wheel, due to level Axis driving wheel 12 is parallel with the line of centres of trunnion axis driven wheel 7 and waits the two hinge joint lines for being longer than up or down swing rod 8, therefore can The height adjustment of knife rest 1 is adapted to simple and direct transmission mechanism.

The present embodiment is mainly used for the tea tree deep pruning of branch diameter 3-8cm, deep pruning height distance ground 5-10cm.Operation When, operation height (5cm-140cm) is adjusted by adjustable lifting gear and the quantity two ways for regulating and controlling operation blade, by sending out Motivation provides power and drives two groups of disc cutters with the high speed rotation of 4000-5000r/min, and tea tree is cut into multistage in traveling, Every segment length determines by the installation interval of disc cutter, the branch direct returning to farmland after dissection.The tea tree deep pruning machine hand of the present embodiment Operation is helped, a people can be operated, and disposably complete that tea tree is cut, dissection, returning to the field are worked continuously, and operating efficiency is high, labor Fatigue resistance is low, can meet hills, the deep pruning operation of plains region tea place well.

Claims (5)

1. a kind of tea tree deep pruning machine, including the rack being supported on caterpillar chassis, the rack extends handrail backwards, special Sign is: the front end of rack hingedly constitutes parallelogram mechanism by upper and lower swing rod and knife rest；The knife rest is equipped with power The left and right peeling knife group of sagging type of source driving, each peeling knife group are respectively provided with one group of disc cutter of tapered diameter from top to bottom, The adjacent cutter edge of left and right peeling knife group is overlapping.

2. tea tree deep pruning machine according to claim 1, it is characterised in that: before the two sides installation of the left and right peeling knife group Hold that gradually opens to hold together a device.

3. tea tree deep pruning machine according to claim 2, it is characterised in that: the knife rest is by two side frames, after-frame and upper frame It constitutes, installation has the transmission case of trunnion axis driven wheel on rear side of the after-frame, and the upper frame is driven equipped with power source by transmission case The left and right peeling knife group of dynamic sagging type.

4. tea tree deep pruning machine according to claim 3, it is characterised in that: the change that the central rack placement power source drives Fast case, the gearbox are sequentially connected by square thereon trunnion axis driving wheel and trunnion axis driven wheel belt, the trunnion axis Driving wheel is parallel with the line of centres of trunnion axis driven wheel and waits the two hinge joint lines for being longer than swing rod.

5. tea tree deep pruning machine according to claim 4, it is characterised in that: the middle part branch of one of at least described upper and lower swing rod It supports on adjustable lifting gear.