CN2730093Y

CN2730093Y - Machine for digging root tuber

Info

Publication number: CN2730093Y
Application number: CN 200420011117
Authority: CN
Inventors: 秦现增
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-23
Filing date: 2004-06-23
Publication date: 2005-10-05
Anticipated expiration: 2014-06-23

Abstract

The utility model relates to a machine for digging root tuber. The problem of tuber digging harvest of farm crops can be effectively solved. The structure of the utility model is that an eccentric bearing base in the middle of a machine frame is provided with a gear box. A driving shaft is connected with an articulated driving shaft. An output shaft is provided with a chain pulley on the outer end of the machine frame, and the chain pulley is connected with the back chain pulley of the machine frame through a chain. The shaft is connected with an elevator chain main shaft. The two sides of the elevator chain main shaft are provided with elevator chain pulleys which are connected with a grid strip type elevation disengaging chain. A draw rod, which is connected with an eccentric bearing base, is arranged on an oscillating riddle. A pendulum bar on the end of the draw rod on the eccentric bearing base of the input shaft is connected with a grid strip. Two lateral plates of the machine frame are provided with a comb-like bar-shaped digging shovel and a plate cutter. The lower parts of a hanger rod and the pendulum bar at the two sides of the machine frame are provided with a horizontally swinging grid strip, and the lower part of the horizontally swinging grid strip is provided with a depth limiting wheel. The utility model has novel structure; the machine for digging root tuber is suitable for a wide area; and the performance of the machine for digging root tuber is stable and reliable. A plurality of jobs such as digging crop tuber, loosing and bruising soil, separating fruit from soil and centralizing laying can be accomplished at one time.

Description

The stem tuber excavator

One, technical field

The utility model relates to a kind of agricultural machinery, particularly a kind of stem tuber excavator.

Two, background technology

Along with the development of agricultural mechanization, the stem tuber of crops results more and more adopt mechanization, as the excavation of garlic, potato, peanut, radish, Ipomoea batatas, taro, ginger, onion or the like.Tubers reaping machine product is more at present, by its operation principle, its structure mainly contains following several: digger blade is based on fixed triangle shape shovel, bar shaped shovel, this digger blade is because long-pending bigger with soil contact, frictional resistance is big, and power consumption is serious, and the shovel edge of shovel of bar shaped simultaneously and root of the crop seedling or weeds form intersection, working resistance is big, and easy formation is linked with, harmony is stifled.Separator mainly contains Ratch type (straight-tooth, the crooked tooth in back etc.), elevator chain type (shank formula, chain-bar type), oscillating riddle formula, drum-type etc., and Ratch type separator hack is good, but serious to the damage of crop stem tuber; Elevator chain type separator good separating effect, but constitutional detail weares and teares easily, and power consumption is big; It is effective that oscillating riddle formula separator separates soil, but not strong to soil moisture content adaptability, and the separating power of sieve increases with soil moisture and reduces; The drum-type separator easily adheres to soil and is stopped up by the crop stubble, and consumable quantity is big, easy damaged crop stem tuber.In the said goods uses, function singleness, applicable surface is narrow, gathers in the crops of poor qualityly, does not satisfy the needs of agricultural modernization.

Three, utility model content

Based on above-mentioned situation, the purpose of the utility model just provides a kind of novel stem tuber excavator, the stem tuber that can effectively solve crops excavates the results problem, the technical scheme of its solution is on the eccentric bearing block of central rack gear-box to be housed, the gearbox drive axle links to each other with the movable joint power transmission shaft, gearbox output shaft is equipped with sprocket wheel on the frame outer end, link to each other with the sprocket wheel on the frame rear portion through chain, its sprocket shaft links to each other with the elevating chain main shaft, there is the elevator sprocket wheel to link to each other on the elevating chain main shaft both sides with grid type elevator disengaging latch, the pull bar that links to each other with eccentric bearing block is contained on the oscillating riddle, on the power shaft eccentric bearing block pull bar is housed, tie rod end has fork, fork links to each other with grizzly bar, comb-tooth-type bar shaped digger blade is housed on the frame biside plate, on its outer side frame disc cutter is housed, the teeter grizzly bar is equipped with in the suspension rod of frame both sides and fork lower end, frame lower has gauge wheel, the utility model novel structure uniqueness, widely applicable, stable and reliable for performance, can once finish the excavation of crop stem tuber, soil loose and broken, an operation such as separation of fruit soil and concentrated lay, the Application and Development extensive market.

Four, description of drawings

Fig. 1 is a structural front view of the present utility model.

Fig. 2 is a structure vertical view of the present utility model.

Fig. 3 is the clear the way front view of device of annex of the present utility model.

Fig. 4 is the clear the way vertical view of device of annex of the present utility model.

Fig. 5 is a comb-tooth-type bar shaped digger blade front view of the present utility model.

Fig. 6 is a comb-tooth-type bar shaped digger blade cross sectional side view of the present utility model.

Fig. 7 is the structural front view (part is clipped in the centre) of teeter grizzly bar of the present utility model.

Fig. 8 is contained in the fork side elevation view for teeter grizzly bar of the present utility model.

Fig. 9 is the structure side view of grid type elevator disengaging latch of the present utility model.

Figure 10 is the structural front view of grid type elevator disengaging latch of the present utility model.

Figure 11 is an oscillating riddle structure vertical view of the present utility model.

Figure 12 is an oscillating riddle structure side view of the present utility model.

Figure 13 is user mode figure of the present utility model.

Five, embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.

By Fig. 1, Fig. 2 provides, the utility model is by frame, digger blade and transmission mechanism are formed, on the eccentric bearing block 9 at frame 8 middle parts and the eccentric bearing block 11 gear-box 10 is housed, the power transmission shaft that gear-box 10 is contained on the eccentric bearing block 9 links to each other with movable joint power transmission shaft 7, the output shaft that gear-box 10 is contained in eccentric bearing block 11 is equipped with sprocket wheel 30 on frame 8 outer ends, link to each other with the sprocket wheel on the frame rear portion 28 through chain 13, its sprocket shaft links to each other with elevating chain main shaft 26, there is elevator sprocket wheel 27 to link to each other on elevating chain main shaft 26 both sides with grid type elevator disengaging latch 18, the pull bar 14 that links to each other with eccentric bearing block 11 is contained on the oscillating riddle 15 at frame rear portion, swing grizzly bar pull bar 25 is housed on the power shaft eccentric bearing block 9, there is fork 24 pull bar 25 ends, fork 24 links to each other with teeter grizzly bar 21, comb-tooth-type bar shaped digger blade 22 is equipped with in both sides, frame 8 preceding bottom, through rotating shaft disc cutter 23 is housed on its outer side frame, teeter grizzly bar 21 is equipped with in the suspension rod 31 of frame both sides and fork 24 lower ends, and there is gauge wheel 16 both sides, frame 8 bottom; In order to guarantee chain 13 results of use, chain 13 is close to chain tension gear 12 is housed on frame 8, holder sprocket wheel 20 is arranged at grid type elevator disengaging latch 18 bottoms, it has (elevator disengaging latch) regulating wheel 19 and eccentric wheel 17 by the top inner face, sprocket wheel 30 is close to the safety clutch 29 that has with its engagement, can prevent effectively that the overload of grid type elevator disengaging latch 18 from damaging.

Said comb-tooth-type bar shaped digger blade 22 is laterally through bolt 34 digger blade 33 (seeing Fig. 5, shown in Figure 6) to be housed on fixed head 35, a general row is a plurality of for digger blade, in the present embodiment be 10 and constitute broach shape structure, there is disc cutter 23 comb-tooth-type bar shaped digger blade 22 both sides, and on biside plate on the frame 8, bearing is equipped with at the center by bolt, can freely roll, effectively cut off weeds and stem of plant seedling, prevent to be linked with harmony and block up, cut out neat ditch wall in the scope of excavation both sides simultaneously; Said teeter grizzly bar 21 is that adapter sleeve 36 is housed on bearing pin 39, fixedly round steel 38 of grizzly bar is housed on the adapter sleeve 36, grizzly bar 37 is arranged on it, adapter sleeve 36, grizzly bar 37 and grizzly bar fixedly round steel 38 seam are one, be contained in the lower end (seeing Fig. 7, shown in Figure 8) of fork 24 and suspension rod 31 through adapter sleeve 36, under the effect of pull bar 25, swing, strengthen, effectively eliminate the stifled phenomenon of soil harmony the loose of soil and crushing effect; Said grid type elevator disengaging latch 18 is equidistantly to be contained in looping chain on the glue belt 43 (seeing Fig. 9, shown in Figure 10) by rivet 41 and pad 40 by several bar strips 42 that round steel is made, the ring chain rear portion is contained on the elevator sprocket wheel 27, eccentric wheel 17 shakes bar strip 42 up and down with the running of elevator disengaging latch, to strengthen fragmentation and to separate soil block; Said rear portion oscillating riddle 15 is formed parallelogram sturcutre by screen frame (unit) 44, fork 46, suspension rod 48 and dead lever 47 through bearing pin 45, and be contained on frame 8 biside plates by bolt by dead lever 47 and (see Figure 11, Figure 12), swing under the driving of pull bar 14, further separate soil block, grating on the screen frame (unit) 44 has the gathering effect simultaneously, and the crop stem tuber is concentrated lay.

Hang on bikini on tractor 32 rear portions through link and movable joint power transmission shaft 7 when the utility model uses and get final product, if when being used to excavate garlic and analog, need in the tractor front portion to refill the annex device (seeing shown in Figure 13) that clears the way on the lifting arm, clear the way device by Fig. 3, shown in Figure 4, be to hang frame 4 front portions the two-sided plough shovel 2 that clears the way is arranged on the preceding bar of bearing pin 3 dresses, contour wheel 1 is arranged on the front end lower side, steel wire rope 6 one ends are fixed on the preceding bar, and be slidably mounted on the assembly pulley 5 that hangs on the frame 4, generally gather in the crops potato, peanut, radish, Ipomoea batatas, taro, ginger, need not during crops such as onion bulk crop; Just in the excavated earth weeds too much or use during the dense plot of stem seedling, to be used to cutting off weeds or stem of plant seedling, it is stifled to prevent that unit is linked with harmony for disc cutter 23, and in case of necessity, disc circumference can have breach, forms the dentate gyrus cutting knife.By its structure as can be seen, the utility model is when work, the power of tractor 32 passes to gear-box 10 by movable joint power transmission shaft 7, gear-box 10 is divided into three drive paths with power: the one tunnel is, gear-box 10 is given grid type elevator disengaging latch 18 by sprocket wheel 30, chain 13, sprocket wheel 28, elevating chain main shaft 26 and elevator sprocket wheel 27 with transmission of power after with the electronic-controlled power steering speed change; Another road is, gear-box 10 is converted to the power that swings by eccentric bearing block 9 with rotary power, passes to fork 24 by pull bar 25, drives teeter grizzly bar 21 and swings; Third Road is, gear-box 10 is converted to the power of swing by eccentric bearing block 11 with rotary power, passes to oscillating riddle 15 by pull bar 14, drives oscillating riddle 15 swings.Its drive mechanism design science, rationally, good working effect integrates multinomial function, has started the high mechanization of tuber crops results, and it is succeeded in developing is creative contribution to agricultural machinery, and huge economic and social benefit is arranged.

Claims

1, a kind of stem tuber excavator, be by frame, digger blade and transmission mechanism are formed, it is characterized in that it being on the eccentric bearing block (9) at frame (8) middle part and the eccentric bearing block (11) gear-box (10) to be housed, the power transmission shaft that gear-box (10) is contained on the eccentric bearing block (9) links to each other with movable joint power transmission shaft (7), the output shaft that gear-box (10) is contained in eccentric bearing block (11) is equipped with sprocket wheel (30) on frame (8) outer end, link to each other with the sprocket wheel on the frame rear portion (28) through chain (13), its sprocket shaft links to each other with elevating chain main shaft (26), there is elevator sprocket wheel (27) to link to each other on elevating chain main shaft (26) both sides with grid type elevator disengaging latch (18), the pull bar (14) that same eccentric bearing block (11) links to each other is contained on the oscillating riddle (15) at frame rear portion, swing grizzly bar pull bar (25) is housed on the power shaft eccentric bearing block (9), there is fork (24) pull bar (25) end, fork (24) links to each other with teeter grizzly bar (21), comb-tooth-type bar shaped digger blade (22) is equipped with in both sides, the preceding bottom of frame (8), through rotating shaft disc cutter (23) is housed on its outer side frame, teeter grizzly bar (21) is equipped with in suspension rod of frame both sides (31) and fork (24) lower end, and there is gauge wheel (16) frame (8) both sides, bottom.

2, stem tuber excavator according to claim 1, it is characterized in that said chain (13) is close to is equipped with chain tension gear (12) on frame (8), holder sprocket wheel (20) is arranged at grid type elevator disengaging latch (18) bottom, it has regulating wheel (19) and eccentric wheel (17) by the top inner face, and sprocket wheel (30) is close to the safety clutch (29) that has with its engagement.

3, stem tuber excavator according to claim 1 is characterized in that said comb-tooth-type bar shaped digger blade (22) is laterally through bolt (34) digger blade (33) to be housed on fixed head (35).

4, stem tuber excavator according to claim 1, it is characterized in that said teeter grizzly bar (21) is that adapter sleeve (36) is housed on bearing pin (39), fixedly round steel (38) of grizzly bar is housed on the adapter sleeve (36), grizzly bar (37) is arranged on it, adapter sleeve (36), grizzly bar (37) and grizzly bar fixedly round steel (38) seam are one, are contained in the lower end of fork (24) and suspension rod (31) through adapter sleeve (36).

5, stem tuber excavator according to claim 1 is characterized in that said grid type elevator disengaging latch (18) is that bar strip (42) is equidistant and is contained in upward looping chain of glue belt (43) by rivet (41) and pad (40).