Ridge-like potato vine cutting machine knife roll

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a ridge-like potato vine cutting machine knife roll, which comprises a knife shaft, more than three groups of mounting seats are axially arranged on the knife shaft at intervals, two adjacent groups of mounting seats are arranged in a staggered manner in the circumferential direction, and flail knives are arranged on the mounting seats. And the sum of the lengths of the more than three groups of mounting seats and the corresponding flail knives is gradually increased from the middle to the two ends of the knife shaft. According to the ridge-like potato vine cutting machine knife roll, more than three groups of mounting seats are arranged on the knife shaft in a staggered manner, the mounting seats are used for mounting flail knives with different lengths, the shorter flail knives correspond to the ridge top, the longer flail knives correspond to the ridge side, and the mounting seats with different length specifications and the flail knives are combined and reasonably arranged, so that the ridge-like potato vine cutting machine knife roll is formed. According to the potato vine cutting machine, ridge-like vine cutting is carried out on potato vines through multi-stage cutting diameters, the smashing effect is good, stubbles of the potato vines on the ridge tops are short, damage to potato blocks is small, meanwhile, operation is stable, impact is small, the stability of the whole machine is good, and vine removing completeness and precision are high.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field especially relates to a kind of imitative ridge-shaped potato class cutting vine machine cutter roll. BACKGROUND

[0002] The structure of the vine removing device can refer to the Chinese utility model patent with application number CN201420110103.9 and the name of a cutting vine device for ridge field multi-row operation. The planting of potatoes, especially sweet potatoes, in hilly areas usually adopts a high ridge (greater than 30 cm) steamed bun-shaped ridge. The existing potato vine removing equipment cannot effectively adapt to this ridge shape during the harvesting process, which may result in poor crushing effect of potato vines or serious damage to the top of the ridge, poor overall operation effect, and serious impact on subsequent potato harvesting operations. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide an imitative ridge-shaped potato cutting vine machine cutter roll that improves the vine removing effect.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: an imitative ridge-shaped potato cutting vine machine cutter roll includes a cutter shaft, three or more groups of mounting seats are arranged along the axial direction of the cutter shaft at intervals, the two adjacent groups of mounting seats are arranged in a staggered manner in the circumferential direction, a flail is arranged on each mounting seat, and the sum of the lengths of the three or more groups of mounting seats and the corresponding flails gradually increases from the middle part of the cutter shaft to the two ends.

[0005] Further, the flail and the mounting seat are hingedly connected.

[0006] Further, the mounting seat includes a middle cutter seat group, the middle cutter seat group includes two or more first cutter seats that are uniformly arranged in the circumferential direction at the middle part of the cutter shaft, and a flail is arranged on each first cutter seat.

[0007] Further, the flail on the first cutter seat is perpendicular to the axis of the cutter shaft.

[0008] Further, the mounting seat further includes a side cutter seat group that is symmetrically arranged to the left and right of the middle part of the cutter shaft, each side cutter seat group includes two or more second cutter seats that are uniformly arranged in the circumferential direction, and a flail is arranged on each second cutter seat.

[0009] Further, two or more side cutter seat groups are arranged on the left and right sides of the middle part of the cutter shaft.

[0010] Further, the two or more side cutter seat groups are arranged in a spiral along the axis of the cutter shaft.

[0011] Further, the included angle between the flail on the second cutter seat close to the middle part of the cutter shaft and the axis of the cutter shaft is an acute angle, and the included angle between the flail on the second cutter seat away from the middle part of the cutter shaft and the axis of the cutter shaft is a right angle.

[0012] Further, the acute angle ranges from 15° to 25°.

[0013] Further, the flail includes a curved blade and a straight blade.

[0014] The beneficial effects of the utility model lie in: a kind of imitating ridge-shaped potato vine cutting machine cutter roll, three groups above installation seat are arranged in staggered manner on cutter shaft, installation seat is used to install different length flail, shorter flail corresponds ridge top, longer flail corresponds ridge side, through the combination of different length specifications installation seat and flail and its reasonable arrangement, realize that multiple cutting diameters are used to imitate ridge-shaped vine cutting to potato vine, and the effect of crushing is good, the stubble length of ridge top potato vine is also short, the damage to tuber is small, while operation is stable, impact is small, the stability of complete machine is good, and the degree of completion and precision of vine removal are higher. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structure schematic view of imitating ridge-shaped potato vine cutting machine cutter roll;

[0016] Fig. 2 It is another structure schematic view of imitating ridge-shaped potato vine cutting machine cutter roll;

[0017] Fig. 3 It is a structure schematic view of ground ridge;

[0018] REFERENCE SIGNS:

[0019] 1, cutter shaft;2, installation seat;21, middle cutter seat group;211, first cutter seat;22, side cutter seat group;221, second cutter seat;3, flail;4, ridge top;5, ridge side. DETAILED DESCRIPTION

[0020] To explain the technical content, achieved purpose and effect of the utility model in detail, the following is explained in combination with embodiment and drawing.

[0021] Please refer to Figs. 1-3 The utility model discloses a kind of imitating ridge-shaped potato vine cutting machine cutter roll, including cutter shaft 1, three groups above installation seat 2 are arranged in staggered manner in circumferential direction to adjacent two installation seats 2, installation seat 2 is equipped with flail 3, the length of three groups above installation seat 2 and corresponding flail 3 gradually increases from the middle part of cutter shaft 1 to both ends.

[0022] The utility model discloses a beneficial effect lies in: a kind of imitating ridge-shaped tuber vine cutter knife roll, three groups above installation seat 2 are arranged in dislocation on tool shaft 1, installation seat 2 are used to install different lengths of flail 3, shorter flail 3 correspond ridge top 4, longer flail 3 correspond ridge side 5, by the combination of different length specifications installation seat 2 and flail 3 and its reasonable arrangement, realize multistage cutting diameter and imitate ridge-shaped vine cutting to tuber vine, and the effect of pulverization is good, and ridge top 4 tuber vine stubble length is also short, and the damage to tuber is small, and operation is stable, and impact is small, and the stability of whole machine is good, and the degree of completion and precision of vine removal are higher.

[0023] In optional embodiment, flail 3 is hinged with installation seat 2.

[0024] From the above description, during work, the distance between tool shaft 1 and ridge top 4 is adjusted, with the rotation of tool shaft 1, flail 3 in the axial middle part of tool shaft 1 and on both sides thereof respectively imitate ridge-shaped rotary cutting and pulverization to tuber vine on ridge top 4, ridge side 5 and ridge ditch, to realize excellent vine cutting operation.

[0025] In optional embodiment, installation seat 2 includes middle knife seat group 21, and middle knife seat group 21 includes two above first knife seats 211 arranged uniformly in circumferential direction in the middle part of tool shaft 1, and flail 3 is arranged on first knife seat 211.

[0026] In optional embodiment, flail 3 on first knife seat 211 is perpendicular to the axis of tool shaft 1.

[0027] In optional embodiment, installation seat 2 further includes side knife seat group 22 arranged symmetrically left and right relative to the middle part of tool shaft 1, and each side knife seat group 22 includes two above second knife seats 221 arranged uniformly in circumferential direction, and flail 3 is arranged on second knife seat 221.

[0028] In optional embodiment, two above side knife seat groups 22 are arranged on the left and right sides relative to the middle part of tool shaft 1.

[0029] In optional embodiment, two above side knife seat groups 22 are arranged spirally along the axis of tool shaft 1.

[0030] From the above description, such design is conducive to reducing dynamic unbalance and operation impact caused by high-speed rotation of knife roll.

[0031] In optional embodiment, the included angle between flail 3 on second knife seat 221 close to the middle part of tool shaft 1 and the axis of tool shaft 1 is acute angle, and the included angle between flail 3 on second knife seat 221 far from the middle part of tool shaft 1 and the axis of tool shaft 1 is right angle. The number of second knife seat 221 arranged obliquely on tool shaft 1 on each side of the middle part of tool shaft 1 is 2-3.

[0032] From the above description, the second knife seat 221 close to the middle part of the shaft 1 is inclined to the shaft 1, which is beneficial to the group of flail knives 3 to convey the crushed potato vines to the furrow, improve the cleanliness of the ridge, and thus facilitate the subsequent potato harvesting operation.

[0033] In an optional embodiment, the acute angle ranges from 15° to 25°.

[0034] In an optional embodiment, the flail knife 3 includes a curved knife and a straight knife.

[0035] From the above description, the design can improve the cutting range of the group of flail knives 3, thereby improving the crushing effect of the knife roller.

[0036] Please refer to Figs. 1-3 The embodiment one of the utility model is: a kind of imitating ridge-shaped potato vine cutting machine knife roller, including knife shaft 1, more than three groups of installation seat 2 are arranged along the axial direction at knife shaft 1, two adjacent installation seat 2 are arranged in the circumferential direction staggered, installation seat 2 is equipped with flail knife 3, the sum of the length of more than three groups of installation seat 2 and corresponding flail knife 3 gradually increases from the middle part of knife shaft 1 to both ends.

[0037] Flail knife 3 is hinged to installation seat 2. Installation seat 2 includes middle knife seat group 21, middle knife seat group 21 includes more than two first knife seat 211 arranged uniformly in the circumferential direction at the middle part of knife shaft 1, and flail knife 3 is arranged on first knife seat 211. Flail knife 3 on first knife seat 211 is perpendicular to the axis of knife shaft 1. Installation seat 2 further includes side knife seat group 22 arranged symmetrically left and right relative to the middle part of knife shaft 1, each side knife seat group 22 includes more than two second knife seat 221 arranged uniformly in the circumferential direction, and flail knife 3 is arranged on second knife seat 221. The axial spacing of adjacent second knife seat 221 is 40 mm-60 mm. Two groups of side knife seat group 22 are arranged relative to the left and right sides of the middle part of knife shaft 1. Two groups of side knife seat group 22 are arranged in a spiral along the axis of knife shaft 1. The corresponding central angle between adjacent two second knife seat 221 of each side knife seat group 22 is 30°-45°. The included angle between flail knife 3 on second knife seat 221 close to the middle part of knife shaft 1 and the axis of knife shaft 1 is acute angle, and the included angle between flail knife 3 on second knife seat 221 away from the middle part of knife shaft 1 and the axis of knife shaft 1 is right angle. The range of acute angle is 15°-25°. Flail knife 3 includes a curved knife and a straight knife.

[0038] In conclusion, the imitative ridge-shaped potato vine cutting machine cutter roller of the present application has three or more groups of mounting seats arranged in a staggered manner on the cutter shaft, the mounting seats are used to install flail knives of different lengths, the shorter flail knives correspond to the ridge top, the longer flail knives correspond to the ridge side, the mounting seats and the flail knives of different length specifications are combined and arranged reasonably, the multi-stage cutting diameter is used to cut the potato vines in an imitative ridge shape, the crushing effect is good, the stubble length of the ridge top potato vines is also short, the damage to the potato tubers is small, the operation is stable and the impact is small, the stability of the whole machine is good, and the vine removing completion degree and precision are high.

[0039] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent transformation, direct or indirect application in related technical fields using the content of the present application specification and drawings are also included in the patent protection range of the present application.

Claims

1. A furrow-shaped potato vine cutting machine knife roller, characterized by, The cutter shaft is axially spaced apart with three or more groups of mounting seats, and the two adjacent groups of mounting seats are arranged in a circumferential direction with a staggered arrangement.

2. The furrowed potato de-viner knife roll of claim 1, wherein, The flail is hingedly connected to the mounting seat.

3. The furrow-shaped potato vine cutter knife roller according to claim 1, characterized in that, The mounting seat comprises a middle cutter seat group, which comprises two or more first cutter seats arranged uniformly in a circumferential direction at the middle part of the cutter shaft, and the flail is arranged on the first cutter seat.

4. The furrowed potato de-viner knife roll of claim 3 wherein, The flail on the first cutter seat is perpendicular to the axis of the cutter shaft.

5. The furrowed potato de-viner knife roll of claim 3 wherein, The mounting seat further comprises a side cutter seat group arranged symmetrically left and right relative to the middle part of the cutter shaft, and each side cutter seat group comprises two or more second cutter seats arranged uniformly in a circumferential direction, and the flail is arranged on the second cutter seat.

6. The furrowed potato de-viner knife roll of claim 5 wherein, Two or more side cutter seat groups are arranged on the left and right sides of the middle part of the cutter shaft.

7. The furrowed potato vine cutter knife roll of claim 6 wherein, The two or more side cutter seat groups are arranged in a spiral along the axis of the cutter shaft.

8. The furrowed potato de-viner knife roll of claim 6 wherein, The included angle between the flail on the second cutter seat close to the middle part of the cutter shaft and the axis of the cutter shaft is an acute angle, and the included angle between the flail on the second cutter seat away from the middle part of the cutter shaft and the axis of the cutter shaft is a right angle.

9. The furrowed potato de-viner knife roll of claim 8 wherein, The range of the acute angle is 15°-25°.

10. The furrowed potato de-viner knife roll of claim 1 wherein, The flail comprises a curved cutter and a straight cutter.

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