CN2285054Y - Paddy rice automatic harvesting-threshing machine - Google Patents

Abstract

The utility model relates to a farm machine, particularly a paddy rice automatic harvesting-threshing machine. The utility model mainly comprises a driving system, a threshing system and a harvesting part. The utility model is characterized in that the utility model is symmetrically provided with two-row walking wheels; the utility model is driven through the rapid position, the slow position and the back position of a gearbox; a threshing roller is arranged in a threshing cylinder; the threshing roller not only is provided with vertical teeth, but also is provided with horizontal teeth; besides, the threshing roller is provided with straw blades; two groups of a left and a right cutters are composed of two cutter disks; a lower cutter is arranged below the cutter disk; metal screws are arranged in the teeth of a rubber conveying belt; besides, the teeth of the rubber conveying belt are provided with a middle position grain stopping strip, and a left and a right grain stopping strips. The utility model has the advantages of reasonable structure, perfect performance, practicability, reasonableness and reliability because of the structure.

Description

The paddy rice fringe auto-harvester thresher of raising

The utility model relates to a kind of agricultural machinery, specifically is the paddy rice fringe auto-harvester thresher of raising.

Existing small-sized reaper-thresher structure is one side formula single file travelling wheel; also seat one people who has handles; so it is extremely uneven when rice is cut in the field walking; just have unless you give your whole attention to it and be connected into the danger of band machine overturning Tanaka; cutter also has only one group simultaneously; the periphery in field all cut less than; open so go to the field and manually earlier to sever 200mm sky road all around along the limit, field before cutting with the hand sickle; swath is also narrow, and operating efficiency is not high, because no gear reversing device; needing manpower to lift machine after cutting the edge of a field turns around; very inconvenient, and harvesting and walking all use same speed, enough down economical.Because cutter under not having below the disc cutterbar so the harvesting effect is also undesirable, does not have retaining paddy device, so harvesting is unclean during harvesting; Because there is defective in the structure of threshing barrel, so the grass of discharging contains paddy.Therefore, the above-mentioned defective of existing machine has hindered it in application in agriculture.

The purpose of this utility model is improved existing machine exactly and a kind of paddy rice fringe auto-harvester thresher of raising is provided, and makes its structure and performance further perfect, has practicality, reasonability and reliability.

The technical solution of the utility model is: mainly be grouped into by transmission system, threshing system and reaping part, threshing system is to be made of the threshing barrel of being with screen cloth, harvesting part is by on the power transmission shaft cutterhead being housed and conveyer belt constitutes, cutter is contained on the cutterhead, threshing barrel and cutterhead and conveyer belt are by transmission system drives, wherein adopt symmetrically arranged duplicate rows travelling wheel in transmission system, the gearbox of fast by having, slow shelves and reverse gear gear drives, and is controlled by shift.

In technique scheme, the utility model adopts symmetrically arranged duplicate rows travelling wheel, smooth running when not only working, and the phenomenon of people with the machine overturning can not appear connecting when ups and downs farm work.The utility model design has gearbox, control by control stick makes it be in slow shelves, fast shelves and reverse gear gear, thereby make machine be in different travel speeds, in the time of promptly slow grade is harvesting speed, speed of travel when fast shelves are unloaded, can improve work efficiency like this, cut down the consumption of energy, reverse gear then can make machine harvesting during operation along the limit, field and the corner carry out the harvesting of standing grain rice, just do not need before cutting manually earlier not sever 200mm sky road around along the limit, field going to the field to open like this with the hand sickle, alleviate labour intensity, made things convenient for people's use.

In threshing system, be contained in the threshing roll that has screen cloth in the threshing barrel and not only have vertical tooth, and design has contrate, and standing grain hair fan blade is housed, this structure of threshing barrel makes it guarantee the clean level of threshing from both direction in length and breadth, set up fan blade in addition, both guaranteed the threshing of residual grain on the standing grain hair again further, guaranteed that again the standing grain hair is unlikely the standing grain hair with separating of grain and grain enters in the grain holding bucket in the lump.Screen cloth then makes the grain after the threshing completely enter in the grain holding bucket.

The utility model is two groups of cutteves about reaping part sets up separately in respect of four cutterheads formations, are fixed with cutter down below cutterhead.Two groups of cutteves gather in the width that has increased swath, cooperate harvesting owing to be fixed with following cutter below cutterhead with upper cutter knife sheet on the cutterhead, net harvesting rate height not only, and improved operating efficiency greatly.

The utility model is equipped with metallic screw in the tooth of rubber conveyer belt, so just can prevent the problem of tooth easy fracture in operation process, the utility model about middle-grade paddy bar is housed between two groups of cutteves, retaining paddy bar about be equipped with in the outside of left and right sides cutterhead, can make like this that grain is unlikely to be scattered everywhere, fall down on the farm, guarantee that harvesting is clean.

Therefore, the paddy rice that the utility model provides is raised the fringe auto-harvester thresher by the improvement to existing machine, makes its structure more reasonable, has motion steadily; easy to use, the work efficiency height, energy consumption is low; the characteristics of reliable operation, and improved net harvesting rate and utilization percent greatly, practicality is more.

Describe in detail below in conjunction with the embodiment accompanying drawing.

At first accompanying drawing is described

Fig. 1 represents front view of the present utility model

The vertical view of Fig. 2 presentation graphs 1;

Fig. 3 represents threshing, the amplification assumption diagram of harvesting part:

Fig. 4 represents to gather in the transmission principle figure of part:

Fig. 5 represents the partial view of conveyer belt:

The A-A profile of Fig. 6 presentation graphs 5:

Fig. 7 represents the plane of cutterhead;

Fig. 8 represents the structure chart of cutter down.

Referring to accompanying drawing, this machine is mainly by transmission system, threshing system and harvesting part three parts are formed, wherein transmission system is to drive pulley concial disk (5) transmission by diesel engine (20), wherein pulley concial disk (5) is the secondary transmission, and the one-level transmission is to drive guiding road wheel (14) by Traction clutch handle (2) and shift (3) control then by speed-changing gear box (19) ground-engaging wheel (17) to make the complete machine motion.Another grade transmission of pulley concial disk (5) then is by harvesting threshing clutch handle (4) control belt pulley (7), drives the threshing roll work that sprocket wheel (8) chain (15) makes threshing system, as shown in Figure 1, 2, (6) be tension pulley, (13) are chain tension gear.Wherein speed-changing gear box (19) be provided with soon, slow shelves and three gears of reverse gear, by control stick (3) with the unloaded speed of travel and the loaded work piece speed that realize machine and turn around to retreat etc.(1) be the operation handrail, (18) are frame.Threshing system is the threshing roll (91) that band screen cloth (93) is housed in threshing barrel (9), not only have vertical tooth (911) on the threshing roll (91), but also have contrate (912), and standing grain hair fan blade (92) is housed, as shown in Figure 3, the below of threshing barrel (9) is grain holding bucket (16), driving threshing roll (91) through transmission system rotates, enter the threshing of both direction in length and breadth on the rice process threshing roll (91) in the threshing roll (91), fan blade (92) makes separating of standing grain hair and grain in addition, makes grain after the threshing in screen cloth (93) completely enters grain holding bucket (16).

In the harvesting part, cone pinion (27) and another large bevel gear (28) engagement are housed on the sprocket shaft (26) of sprocket wheel (8), large bevel gear (28) is contained on the power transmission shaft (29), as shown in Figure 4, cutterhead (22) and conveyer belt (11) are housed on power transmission shaft (29), thereby make reaping part divide work.

This machine is equipped with two groups of cutteves about four cutterheads (22) formation altogether, as shown in Figure 3,3 blades (221) are housed on each cutterhead (22), as shown in Figure 7, below four cutterheads (22), are fixed with cutter (23) down, shape as shown in Figure 8, like this, cutterhead (22) rotates, and the blade (221) on the cutterhead (22) cooperates the harvesting that has promptly realized rice with following cutter (23), about middle-grade paddy bar (24) is housed between two groups of cutteves, retaining paddy bar (25) about be equipped with in the outside of left and right sides cutterhead.The conveyer belt (11) that is contained on the power transmission shaft (29) is a rubber strip tooth conveyer belt, as shown in Figure 5, metallic screw (111) is housed in its tooth, as shown in Figure 6, its effect be will harvesting rice be transported in the threshing drum (9) and carry out threshing, in addition, on cutterhead (22), also be equipped with and hold up fringe wheel (12), hold up fringe plate (121) and elastic layering (122), its effect is exactly so that the standing grain rice feeds in the cutter with vertical as much as possible, and enter in the delivery chute (10) of conveyer belt (11), finish harvesting well and carry most and the task of threshing.

This machine can mate with 175F or 165F diesel engine, and can articulate operation with 3.5～4.5 horsepowers ploughing and leveling machine for paddy field, makes this machine both can gather in threshing, can cooperate the farm work of ploughing in the spring with harvesting and tillage machine again, accomplishes a machine dual-purpose.

Claims (5)

1, a kind of paddy rice fringe auto-harvester thresher of raising; mainly partly constitute by transmission system, threshing system and harvesting; threshing system is to be made of the threshing barrel of being with screen cloth; harvesting part is by on the power transmission shaft cutterhead being housed and conveyer belt constitutes; cutter is contained on the cutterhead; threshing barrel and cutterhead and conveyer belt are by transmission system drives; it is characterized in that in transmission system, adopting symmetrically arranged duplicate rows travelling wheel (17); the gearbox (19) of fast by having, slow shelves and reverse gear gear drives, and is controlled by shift (3).

2, the paddy rice according to claim 1 fringe auto-harvester thresher of raising; it is characterized in that in threshing system; be contained in the threshing roll (91) that has screen cloth (93) in the threshing barrel (9) and not only have vertical tooth (911), and design there is contrate (912), and standing grain hair fan blade (92) is housed.

3, the paddy rice according to claim 1 fringe auto-harvester thresher of raising is characterized in that in the harvesting part two groups of cutteves about design has four cutterheads (22) to constitute are fixed with cutter (23) down below cutterhead (22).

4, the paddy rice according to claim 1 fringe auto-harvester thresher of raising is characterized in that in the tooth of the rubber conveyer belt (11) of harvesting part metallic screw (111) being housed.

5, the paddy rice according to claim 1 fringe auto-harvester thresher of raising, it is characterized in that about be equipped with between two groups of cutteves in retaining paddy bar (24), retaining paddy bar (25) about be equipped with in the outside of left and right sides cutterhead (22).

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