CN209185084U - A kind of dynamic shear device - Google Patents

Abstract

The utility model discloses a power shearing device, which comprises a hand-held rod arranged upwards, a picking seat is arranged above the hand-held rod, the top of the hand-held rod is connected with the bottom of the picking seat, and a fruit receiving cavity is arranged inside the picking seat. The side is provided with a fruit inlet connected with the fruit receiving chamber, and the top of the picking seat is provided with a stalk introducing groove connected with the fruit receiving chamber. , also includes a power shearing device, the power shearing device includes a cutting blade arranged on one side of the width direction of the fruit handle introducing groove, the cutting blade extends along the length direction of the fruit handle introducing groove and faces the fruit handle introducing groove, and also includes driving The power device for reciprocating movement of the cutting blade along the width direction of the cutting groove of the fruit handle. Hold the pole to send the picking seat to a certain height, turn it to adjust the angle and send the fruit into the opening, the fruit stem enters the fruit stem guide groove, cut off the fruit stem to achieve fruit picking, and minimize collisions.

Description

A power shearing device

technical field

The utility model relates to the technical field of agricultural and forestry equipment, in particular to a power shearing device.

Background technique

my country is a large fruit-growing country. Harvesting is an important part of fruit planting and production. At present, it is basically manual work, and its cost accounts for about 50%-70% of the cost. In the process of fruit picking, people with lower fruit trees are easy to Picking, picking the fruit of taller fruit trees takes more labor.

For the higher fruit of elongation, in order to make it easy to pick, a kind of portable fruit picking device is disclosed in Chinese patent CN207948189U. The collection bag, motor, bevel gear and cutting end are composed; the key switch is installed at the end of the telescopic grip; the two angle adjusters are respectively installed at the middle and top of the telescopic grip; the collection The opening is connected with the angle adjuster in the middle of the telescopic handle, and the soft fruit bag is connected under the collecting port, and the picked fruit is rolled into the collection bag through the soft bag; The bag can straddle the waist of the operator; the angle adjuster at the top of the telescopic handle is connected to the cutting end, and a motor is installed at the cutting end, and the output shaft of the motor passes through the The bevel gear is connected to the cutting end; the key switch is pressed, and the cutting end is driven by the motor to complete fruit picking.

However, in the actual use of the above-mentioned device, it is not easy to locate the fruit stalk with the cutting end, and the operation is difficult. Moreover, after the fruit stalk is cut off, the fruit directly falls and collides with the collecting port, which is very likely to cause bruises and reduce the quality of the fruit.

For this reason, the applicant provides a power shearing device, which includes a hand-held rod arranged upwards, a picking seat is arranged above the hand-held rod, the top of the hand-held rod is fixedly connected with the bottom of the picking seat, and the inside of the picking seat is provided with a fruit accommodating cavity. One side of the seat is provided with a fruit inlet connected with the fruit receiving chamber, and the top of the picking seat is provided with a fruit handle introducing groove connected with the fruit receiving chamber, the opening of the fruit handle introducing groove communicates with the fruit inlet, and the fruit handle introducing groove is along the opening of the fruit inlet. Extending in the depth direction, it also includes a power shearing device. The power shearing device includes two shearing blades arranged on both sides in the width direction of the fruit stem introduction groove and facing the cutting edge. The shearing blade is arranged near the top of the picking seat, and the shearing blade The cutting edge of the knife edge extends along the length direction of the fruit stalk introduction groove and is arranged towards the fruit stalk introduction groove, and also includes a power device that drives the shearing blade to reciprocate along the width direction of the fruit stalk shearing groove to realize shearing. Position and pick the fruit through the picking seat to avoid bruising. However, for the above-mentioned device, it is also necessary to consider how to provide a power shearing device that is convenient for manual operation, has good reliability, and is convenient for realizing shearing and picking.

Utility model content

The technical problem to be solved by the utility model is: how to provide a power shearing device that is convenient for manual operation, has good reliability, and is convenient for realizing shearing and picking.

In order to solve the above technical problems, the utility model adopts the following technical solutions.

A power shearing device, comprising a vertically arranged hand-held rod, and two shearing blades arranged horizontally opposite to each other above the hand-held rod, the lower end of the hand-held rod is provided with a manual operation part, and the manual operation part converts The mechanism is drivingly connected with the shearing blades, and the manual operation part can drive the cutting edges of the two shearing blades to move horizontally in opposite or opposite directions to realize shearing or detachment.

In this way, when the above-mentioned device is convenient for picking, the personnel are located at the manual operation part operated below to drive the cutting blade to realize cutting. Wherein, the hand-held operating part can specifically be a rotating operating end or a pulling operating end, and the power conversion mechanism can be a gear set or a link mechanism to facilitate conversion and drive shearing.

Preferably, the hand-held rod is hollow along its axial direction, and the power conversion mechanism includes a rotating rod located inside the hand-held rod and two ends pass through the handle rod. The upper end of the rotating rod passes through the upper end of the handle rod, and the first cone is connected The gear also includes a second bevel gear that meshes with the first bevel gear and whose axes are perpendicular to each other. The second bevel gear is fitted on one end of the connecting shaft perpendicular to the rotating rod, and the connecting shaft is rotatably fitted on a vertically fixed bearing. In the inner ring, the other end of the connecting shaft is vertically provided with a cam device, and the cam device includes a vertically movable output end; it also includes a linkage mechanism that can convert vertical movement into horizontal movement, and the linkage structure is vertically arranged , the link mechanism includes two shear blade connecting ends located at the upper end and a power input end located at the lower end, and the power input end is connected with the output end of the cam device.

In this way, by means of rotation, the reliability is good, and the structure of the rotating rod arranged inside the hand-held rod is more compact. And the lower end of the rotating rod passes through the hand-held rod, which is convenient for operation.

Preferably, the cam device includes a rotating arm, the rotating arm is fixedly connected to the other end of the rotating shaft and the rotating arm is vertically connected to the axial direction of the shaft, and the outer end of the rotating arm is slidingly fitted on the horizontal part of the T-shaped member along the In the closed chute opened in the horizontal direction, the longitudinal part of the T-shaped member is arranged vertically upward, and the upper end of the T-shaped member constitutes the output end.

In this way, the convenient motion stability of the above-mentioned setting is better, and motion conversion can be better realized.

Preferably, the linkage mechanism includes a first rod and a second rod, the two first rods overlap to form a vertical X shape, and the intersection of the two first rods is pierced with a horizontal and fixed hinge shaft, The lower ends of the two first rods are respectively hinged with second rods on the same vertical plane. The ends of the two second rods are hinged to each other and the hinge shaft is fixedly connected to the end of the longitudinal part of the T-shaped member. The upper end constitutes the connecting end of the shearing blade and is fixedly connected with the shearing blade.

In this way, the above-mentioned structure can better realize the synchronous movement of the two shearing blades to and from each other to realize shearing.

As a preference, an annular groove is provided along the circumference of the rotating rod at the lower end of the rotating rod facing the handle rod, and a horizontally arranged split snap ring is also included, and the two half rings forming the split snap ring are snapped into the annular groove , which also includes a split graphite ring whose cross section is T-shaped as a whole and arranged horizontally. The inner peripheral surface of the graphite ring fits with the bottom surface of the annular groove, and is clamped by the split snap ring, which is fixedly connected with the lower end of the hand-held rod.

In this way, it is convenient to locate the relative position between the handle bar and the rotating bar, and it is convenient to realize the rotation.

Preferably, the part where the lower end of the rotating rod protrudes from the handle rod constitutes the manual operation part, and knurling is arranged on the manual operation part.

In this way, the above method is convenient for people to hold the hand-held rod with one hand, and rotate the rotating rod through the manual operation part with the other hand, and the knurling can enhance friction and prevent slipping.

Preferably, both the handle bar and the rotating bar are made of plastic.

In this way, the light weight is more suitable for long-term use and reduces fatigue.

Description of drawings

Fig. 1 is the structural representation of a kind of fruit picking device that the utility model embodiment provides;

Fig. 2 is the structural representation of power shear device in Fig. 1;

Fig. 3 is a structural schematic diagram of the picking seat in Fig. 1 .

Among them, 1 is the handle rod, 2 is the picking seat, 3 is the second fruit inlet, 4 is the first fruit inlet, 5 is the cutting blade, 6 is the first bevel gear, 7 is the second bevel gear, 8 is the connecting shaft , 9 is a rotating arm, 10 is a T-shaped member, 11 is a first bar, 12 is a second bar, 13 is a fruit delivery port, and 14 is a rotating bar.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

Please refer to Fig. 1 to Fig. 3, Fig. 1 is the structure diagram of a kind of fruit picking device provided by the embodiment of the utility model, Fig. 2 is the structure diagram of the power shearing device in Fig. 1, Fig. 3 is the structure diagram of the picking seat in Fig. 1 Schematic.

The embodiment of the utility model partially discloses a fruit picking device, which includes a hand-held rod 1 arranged upwards, a picking seat 2 is arranged above the hand-held rod 1, the top of the hand-held rod 1 is fixedly connected with the bottom of the picking seat 2, and the inside of the picking seat 2 A fruit receiving chamber is provided, and a first fruit inlet 4 communicating with the fruit receiving chamber is provided on the picking seat 2, and a power shearing device is provided, which includes a shearing blade 5 arranged near the first fruit inlet 4, and It includes a power device that can drive the shearing blade 5 to move along the side wall where the first fruit entrance 4 is parallel, and the moving range at least partially covers the first fruit entrance 4 to realize fruit stalk cutting.

In this way, the picking seat 2 is sent to a certain height by the hand-held rod 1 during use, and then the angle is adjusted by turning and the fruit is sent into the opening. Fruit picking can be achieved by cutting off the fruit stalk, which can minimize bruises. The above-mentioned device can be used for picking apples, pears, and oranges. Considering the length of the above-mentioned fruit stalk, the shearing blade 5 and the first fruit inlet 4 are arranged at an interval of 3cm to 5cm. Wherein the power device can be a small electric push rod to drive the blade to reciprocate. The above method is generally to arrange the opening at the top. The way the sides are set up.

In this embodiment, the picking seat 2 is cubic as a whole, the first fruit inlet 4 is arranged on the top of the picking seat 2, and the second fruit inlet 3 is opened on the side wall between the bottom and the top of the picking seat 2, The second fruit inlet 3 communicates with the fruit containing cavity, and the second fruit inlet 3 communicates with the first fruit inlet 4 with each other.

In this way, the setting of an opening is very difficult to align in actual picking, and the clamping from the bottom is easy to block the line of sight, which is inconvenient to operate. It is easier to operate by extending to the corresponding height and translating to realize the fruit entry. The first fruit inlet 4 at this time can be used to realize the positioning and cutting of the fruit stalk.

In this embodiment, the first fruit inlet 4 is V-shaped as a whole, the second fruit inlet 3 is rectangular, and the large mouth end of the first fruit inlet 4 communicates with the second fruit inlet 3 .

In this way, the V-shaped setting can realize clamping when the fruit handle is located at the V-shaped rear end, so as to avoid fruit shaking.

In this embodiment, the number of shearing blades 5 is two, and the cutting edges of the two shearing blades 5 are arranged opposite to each other.

Like this, the setting of two blades is more conducive to cutting.

In this embodiment, the picking seat 2 is arranged horizontally, and the shearing blade 5 is located inside the picking seat 2. The power device includes a manual operation part provided at the lower end of the handle bar 1, and the manual operation part is driven and connected to the cutting blade 5 through a power conversion mechanism.

In this way, no additional power is needed, and manual operation is convenient, wherein the manual operation part can be a drooping stay rope, etc., which is convenient for personnel to operate at the lower part to realize cutting and picking at the top.

In this embodiment, the hand-held rod 1 is hollowly arranged along its axial direction, and the power conversion mechanism includes a rotating rod 14 located inside the hand-held rod 1 and two ends pass through the handle rod 1, and the upper end of the rotating rod 14 passes through the bottom of the picking seat 2, The passing part is connected with a first bevel gear 6, and also includes a second bevel gear 7 meshing with the first bevel gear 6 and whose axes are perpendicular to each other. On one end, the connecting shaft 8 is rotatably fitted in the inner ring of a vertically fixed bearing on the picking seat 2, and the other end of the connecting shaft 8 is vertically provided with a cam device, and the cam device includes a vertically movable output end; It includes a link mechanism that can convert vertical movement into horizontal movement. The link mechanism is vertically arranged. The link mechanism includes two shearing blades 5 connecting ends at the upper end and a power input end at the lower end. The power input end and the cam The output end of the device is connected, and the cam device and the link mechanism are all located inside the picking seat.

In this way, the bearing is fixedly arranged on the picking seat 2, and the reliability is good by means of rotation, and the rotating rod 14 is arranged on the internal structure of the hand-held rod 1 to be more compact. And the lower end of the rotating rod 14 passes through the hand-held rod 1, which is convenient for operation.

In this embodiment, the cam device is arranged on the side away from the entrance of the second fruit 4. The cam device includes a rotating arm 9, the rotating arm 9 is fixedly connected to the other end of the rotating shaft and the rotating arm 9 is arranged axially outwards perpendicular to the connecting shaft 8, The outer end of rotating arm 9 is slidably fitted in the closed chute provided along the horizontal direction on the transverse portion of T-shaped member 10 arranged horizontally, the vertical portion of T-shaped member 10 is arranged vertically upwards, and the upper end of T-shaped member 10 forms output.

In this way, the above setting manner has better stability.

In this embodiment, the connecting rod mechanism is arranged on the side away from the entrance of the second fruit 4, and the connecting rod mechanism includes a first rod 11 and a second rod 12. The two first rods 11 overlap to form a vertical X shape. The intersection of the two first rods 11 is provided with a horizontal and fixed hinge shaft, and the lower ends of the two first rods 11 are respectively hinged with second rods 12 on the same vertical plane, and the ends of the two second rods 12 are connected to each other. Hinged and the hinge shaft is fixedly connected to the end of the longitudinal portion of the T-shaped member 10, and the upper end of the first rod 11 constitutes the connecting end of the shearing blade 5.

In this way, the above-mentioned structure can better realize the synchronous movement of the two shearing blades 5 towards and opposite each other to achieve shearing.

In this embodiment, the rotating rod 14 is opposite to the lower end of the hand-held rod 1 and is provided with an annular groove along the circumference of the rotating rod 14, and also includes a horizontally arranged split snap ring, which forms two half-circle snap rings of the split snap ring. Connected in the annular groove, it also includes a split graphite ring whose cross-section is T-shaped as a whole and arranged horizontally. Between the sides, the inner peripheral surface of the split graphite ring fits with the bottom surface of the annular groove, and is clamped by the split snap ring, which is fixedly connected with the lower end of the hand-held rod 1.

In this way, it is convenient to locate the relative position between the handle bar 1 and the rotating bar 14, and it is convenient to realize the rotation.

In this embodiment, the side wall of the picking seat 2 adjacent to the second fruit inlet 3 is provided with a fruit delivery port 13 communicated with the fruit receiving cavity, and also includes a fruit guide soft bag, one end of the fruit guide soft bag is connected to the fruit delivery port. Mouth 13 is fixedly connected, and the other end hangs down to the place where the fruit is piled up.

In this way, the place where the fruit is stacked can be the ground or the inner cavity of the box is set on the ground, and the soft fruit guide bag is convenient for continuous picking and transportation, and the picking efficiency is improved.

In this embodiment, it also includes an isolation fence arranged at the second fruit inlet 3, the isolation fence covers or partially covers the second fruit inlet 3, and the lower end of the isolation fence is connected to the side wall at the lower end of the second fruit inlet 3 through a torsion spring, And make the barrier can be rotated at least 90 degrees towards the fruit container cavity.

Like this, isolation fence mainly plays the effect of one-way fruit advance, and the fruit drop place picking seat 2 after plucking.

In this embodiment, the part of the barrier covering the second fruit inlet 3 is provided with a rubber buffer layer.

In this way, damage to the fruit surface is avoided.

In this embodiment, the picking seat 2 is in the shape of a cube as a whole, and vertical strip-shaped hollows are provided on the side walls of the picking seat 2 .

In this way, the cube shape is convenient to manufacture, and the bar-shaped hollow realizes weight reduction and is convenient for personnel to operate and observe.

In this embodiment, the part of the lower end of the rotating rod 14 that protrudes from the hand-held rod 1 constitutes a manual operation part, and knurling is arranged on the manual operation part.

Like this, above-mentioned method is convenient for people to hold the handle bar with one hand, and rotate the rotating bar 14 through the manual operation part with the other hand, and the knurling can enhance friction and prevent slipping.

In this embodiment, both the handle bar 1 and the rotating bar 14 are made of plastic.

In this way, the light weight is more suitable for long-term use and reduces fatigue.

Claims (7)

1. a kind of dynamic shear device, which is characterized in that including vertically arranged holding rod, and be arranged in above holding rod The shearing knife edge of the horizontal face setting of two cutting edges, holding rod lower end are provided with manual operation unit, and manual operation unit passes through power Switching mechanism and shearing knife edge are drivingly connected, operation manual operation unit can drive the cutting edge of two shearing knife edges along towards or away from Direction horizontal movement realize shearing or be detached from.

2. dynamic shear device as described in claim 1, which is characterized in that holding rod turns along its axially hollow setting, power Structure of changing planes includes inside holding rod and both ends are pierced by the rotating bar of holding rod, and rotating bar upper end is pierced by the upper end of holding rod, It is pierced by part and is connected with first bevel gear, further include being engaged with first bevel gear and the orthogonal second bevel gear of axis, Second bevel gear cooperation on one end of the vertically disposed connecting shaft of rotating bar, connecting shaft is rotatably assorted vertically is being fixedly installed A bearing inner ring in, the other end of connecting shaft is vertically provided with cam gear, and cam gear includes vertically movable Output end；Further including can be by the vertically movable link mechanism for being converted to and moving horizontally, and link mechanism is vertically arranged, link mechanism packet Include two shearing knife edge connecting pins positioned at upper end and the power intake positioned at lower end, the power intake and the cam The output end of device connects.

3. dynamic shear device as claimed in claim 2, which is characterized in that cam gear includes cursor, and cursor is connected It is arranged axially outward in the other end and cursor vertical connection shaft of rotation axis, the outer end of cursor is slidably fitted in horizontally disposed T shape component transverse part in the closed sliding slot that opens up in the horizontal direction, the vertical portion of T shape component is arranged vertically upward, T shape structure The upper end of part constitutes output end.

4. dynamic shear device as claimed in claim 3, which is characterized in that the link mechanism includes the first bar and second Bar, the vertical X-shaped of the overlapping composition of two first bars, the point of intersection of two first bars are equipped with level and fixed hinged shaft, and two The lower end of the first bar of root is respectively articulated with the second bar positioned at same vertical plane, and two second boom ends are hinged and the hinge Axis is connected in the end in the vertical portion of T shape component, and the upper end of the first bar constitutes shearing knife edge connecting pin and shearing knife edge is connected.

5. dynamic shear device as claimed in claim 2, which is characterized in that along rotating bar at rotating bar face holding rod lower end It circumferentially is provided with annular groove, further includes horizontally disposed split snap ring, two semicircular rings for forming split snap ring are connected to ring It further include section generally T shape and horizontally disposed split graphite annulus, the both sides of the face of the big end of split graphite annulus in connected in star Be connected between the upper side of annular groove and the upper side of split snap ring respectively, split graphite annulus inner peripheral surface and annular groove Bottom surface fitting, and be connected by split snap ring clamping, split snap ring and holding rod lower end.

6. dynamic shear device as claimed in claim 2, which is characterized in that the part that holding rod is protruded in rotating bar lower end is constituted Manual operation unit is provided with annular knurl on manual operation unit.

7. dynamic shear device as claimed in claim 2, which is characterized in that the holding rod and the rotating bar are by plastics It is made.