CN217136805U - Flue-cured tobacco phloem ring cutting device - Google Patents

Abstract

The utility model discloses a flue-cured tobacco phloem ring cutting device, including handle of a knife, pivot and blade, three sets of spacing grooves have been seted up to the inboard symmetry of first blade and second blade, and the size of three sets of spacing grooves is crescent, all is provided with spacing ring cutting device in every spacing groove, and spacing ring cutting device includes section and two guide pulleys, and the section is scalable to be installed in the inboard of spacing groove, and perpendicular to first blade or second blade, and two guide pulleys are fixed mounting in the spacing groove, and the symmetry sets up in the both sides of section; the utility model discloses set up the not unidimensional spacing groove of three groups on the blade, according to the diameter size of branch, select suitable a set of spacing groove clamp to get the circular cutting, can reach nimble pivoted effect through the guide pulley, set up the section into the telescopic structure, make it can hug closely branch surface, can prevent again because the too dark branch inside of separating causes the damage, both sides homoenergetic cuts simultaneously, has efficient, easy operation's advantage.

Description

Flue-cured tobacco phloem ring cutting device

Technical Field

The utility model relates to a flue-cured tobacco phloem girdling instrument field of girdling, more specifically the saying so relates to a flue-cured tobacco phloem girdling device.

Background

The flue-cured tobacco is an important economic crop in China and plays an important role in agriculture and rural economy in China. However, in the flue-cured tobacco planting process, the greedy and late maturity phenomenon of the flue-cured tobacco occurs sometimes, the tobacco leaves are not easy to be baked due to the greedy and late maturity, and the tobacco leaves after being baked have heavy appearance impurity color, less oil content and heavy impurity gas, so that the quality of the tobacco leaves is poor, and the economic value of the tobacco leaves is seriously influenced. The most main reason for the late maturity of the green crops is excessive nutrient supply, and the reason is caused by overhigh nutrient content of soil or excessive fertilization and the like. When solving the problem of greedy and late maturity caused by excessive nutrient supply, the commonly adopted method comprises root breaking and bast cutting to prevent nutrient absorption and transportation, so that the leaves are matured as soon as possible due to insufficient nutrient supply. The lack of efficient and practical tools during the phloem cutting process makes the process time consuming and laborious.

Therefore, how to provide a flue-cured tobacco phloem ring cutting device is a problem that needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model provides a flue-cured tobacco phloem ring cutting device aims at solving the above-mentioned technical problem among the prior art to a certain extent.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a flue-cured tobacco phloem ring cutting device, includes handle of a knife, pivot, blade and spacing ring cutting device, the blade comprises first blade and second blade, first blade with the second blade all corresponds and is connected with one the handle of a knife, first blade with the second blade is alternately articulated through the pivot, three sets of spacing grooves, three sets have been seted up with the inboard symmetry of second blade to first blade along first blade or second blade length direction's size crescent, spacing ring cutting device is including section and two guide pulleys, the scalable installation of section is in the inboard of spacing groove, and corresponds the perpendicular to first blade or second blade, two guide pulley fixed mounting is in the spacing groove, and the symmetry sets up sliced both sides.

Furthermore, the cross section of the limiting groove along the length direction of the first knife body or the second knife body is arc-shaped, and the length of the slicing piece in the limiting groove is larger than the diameter of the guide wheel.

6. Furthermore, every the through-hole that runs through first blade or second blade is seted up at the middle part of spacing groove, movable mounting has the twitch pole in the through-hole, the twitch pole is located the one end outside the spacing groove is provided with the backing pin, the twitch pole is located the one end of spacing inslot is installed the section, just be provided with the spring on the outer wall of twitch pole, the one end of spring with the dog butt of twitch pole tip, the other end with the inner wall butt of spacing groove, the section is installed the twitch pole is located the one end of spacing inslot.

Furthermore, the slice is a circular slice and can be rotatably arranged at the end part of one end of the pulling rod in the limiting groove.

Further, the arc angle a between the radial direction of the guide wheel and the central axis of the twitch rod is 25-40 degrees.

Furthermore, a return spring is connected between the two tool handles.

According to the above technical scheme, compared with the prior art, the utility model provides a flue-cured tobacco phloem ring cutting device, set up three not unidimensional spacing grooves of group on the blade, according to the diameter size of limb, select suitable a set of spacing groove clamp to get, can reach nimble pivoted effect through the guide pulley, make simultaneously to have certain distance between section and the limb, set up the section into the telescopic structure, make it hug closely the limb surface, can prevent again because the too dark damage that causes inside the limb that separates, both sides homoenergetic cuts simultaneously, and is efficient, and the operation is simple.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of the branch clamping state of the present invention.

Fig. 2 is the utility model discloses a guide pulley and section arc angle sketch map.

Fig. 3 is a schematic structural view of the limiting ring cutting device of the present invention.

Wherein:

1-a knife handle; 2-a rotating shaft; 3-a first blade; 4-a second blade; 5-limiting groove; 6-a guide wheel; 7-slicing; 8-pulling the rod; 9-a spring; 10-a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The embodiment of the utility model discloses flue-cured tobacco phloem ring cutting device, as shown in figure 1, including handle of a knife 1, pivot 2, blade and spacing ring cutting device, the blade comprises first blade 3 and second blade 4, first blade 3 all corresponds with second blade 4 and is connected with handle of a knife 1, first blade 3 is articulated through pivot 2 with second blade 4 alternately, three spacing grooves of group 5 have been seted up with the inboard symmetry of second blade 4 to first blade 3, three spacing grooves of group 5 increase gradually along the size of first blade 3 or 4 length direction of second blade, spacing ring cutting device is including section 7 and two guide pulleys 6, section 7 is scalable to be installed in spacing groove 5 inboard, and correspond perpendicular to first blade 3 or second blade 4, 6 fixed mounting of two guide pulleys are in spacing groove 5, and the symmetry sets up in sliced both sides.

In one embodiment, the cross section of the limiting groove 5 along the length direction of the first cutter body 3 or the second cutter body 4 is arc-shaped, the length of the cut piece 7 positioned in the limiting groove 5 is larger than the diameter of the guide wheel 6, the cut piece is firstly contacted with the branch when the branch is clamped, an operator holds the position of the cutter handle by hand, slightly applies pressure to the cut piece to be tightly attached to the branch under the action of the spring, the interior of the cut piece cannot be damaged, and then the cut piece can be annularly cut along the branch in a surrounding mode.

Specifically, as shown in fig. 2-3, a through hole penetrating through the first blade 3 or the second blade 4 is formed in the middle of each limiting groove 5, a pulling rod 8 is movably mounted in the through hole, a stop pin is arranged at one end of the pulling rod 8 located outside the limiting groove 5, a slice 7 is mounted at one end of the pulling rod 8 located in the limiting groove 5, a spring 9 is arranged on the outer wall of the pulling rod 8, one end of the spring 9 abuts against a stop at the end of the pulling rod 8, the other end of the spring abuts against the inner wall of the limiting groove 5, and the slice 7 is mounted at one end of the pulling rod 8 located in the limiting groove 5.

Advantageously, the slice 7 is a circular slice and is rotatably mounted at the end of the pulling rod 8 at the end located in the stopping groove 5.

In order to improve the convenience of operation, the arc angle a between the radial direction of the guide wheel 6 and the central axis of the twitch rod 8 is 25-40 degrees, so that the four guide wheels are uniformly distributed around the branches when the branches are clamped, and the labor is saved during circular cutting.

In one embodiment, a spring 10 is connected between the two knife handles 1, and after cutting, the two knife bodies automatically spring open under the action of a return spring force, so that the next operation is facilitated.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The flue-cured tobacco phloem ring cutting device is characterized by comprising a knife handle (1), a rotating shaft (2), knife bodies and a limiting ring cutting device, wherein each knife body consists of a first knife body (3) and a second knife body (4), the first knife body (3) and the second knife body (4) are correspondingly connected with one knife handle (1), the first knife body (3) and the second knife body (4) are hinged through the rotating shaft (2) in a crossed manner, three groups of limiting grooves (5) are symmetrically formed in the inner sides of the first knife body (3) and the second knife body (4), the size of the three groups of limiting grooves (5) along the length direction of the first knife body (3) or the second knife body (4) is gradually increased, the limiting ring cutting device comprises a cutting piece (7) and two guide wheels (6), and the cutting piece (7) is telescopically arranged in the inner side of the limiting grooves (5), and the guide wheels (6) are correspondingly perpendicular to the first knife body (3) or the second knife body (4), are fixedly arranged in the limiting groove (5), and are symmetrically arranged on two sides of the slice.

2. A flue-cured tobacco phloem ring-cutting device according to claim 1, wherein the cross section of the limiting groove (5) along the length direction of the first blade (3) or the second blade (4) is arc-shaped, and the length of the cut piece (7) in the limiting groove (5) is longer than the diameter of the guide wheel (6).

3. A flue-cured tobacco phloem ring-cutting device according to claim 1, characterized in that, each through-hole that runs through first blade (3) or second blade (4) is seted up at the middle part of spacing groove (5), movable mounting has tap rod (8) in the through-hole, tap rod (8) are located the outer one end of spacing groove (5) is provided with the backing pin, be provided with spring (9) on the outer wall of tap rod (8), the one end of spring (9) with the dog butt of tap rod (8) tip, the other end with the inner wall butt of spacing groove (5), install section (7) tap rod (8) are located the one end in spacing groove (5).

4. A flue-cured phloem ring-cutting device according to claim 3, wherein the slice (7) is a circular slice and is rotatably mounted at the end of the pulling rod (8) at one end located in the limiting groove (5).

5. A flue-cured phloem ring-cutting device according to claim 4, wherein the arc angle a between the radial direction of the guide wheel (6) and the central axis of the pulling rod (8) is 25-40 °.

6. A flue-cured phloem ring-cutting device according to claim 1, characterized in that a return spring (10) is connected between the two handles (1).

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