CN112470697B - Light and simple small fruit picking machine and working method - Google Patents

Abstract

The invention relates to the technical field of agricultural machinery, in particular to a light simple small fruit picking machine and a working method thereof. The utility model provides a little fruit picking machine, when using, blade disc and blade part are close to the fruit, make the carpopodium enter into the incision, and the blade rotates, sweeps the incision, realizes cutting off the carpopodium promptly, and the fruit falls down, realizes picking work, picking process convenient and fast.

Description

Light and simple small fruit picking machine and working method

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a light and simple small fruit picking machine and a working method.

Background

As the growth environments of the small fruits such as the pepper, the cherry, the mulberry and the like are mostly dense in branches and part of the small fruits grow with thorns, the picking difficulty is higher, the surface of the small fruits is easy to damage in the picking process, and a mature picking machine is absent in the market at present, the picking of the small fruits can be basically carried out only by hand or assisted by a small number of pruning shears, small scissors and the like, and the picking quality and efficiency can not meet the relevant agricultural requirements of picking.

Disclosure of Invention

The invention aims to: aiming at the defects of low picking efficiency and low picking quality in the existing picking of small fruits, the light and simple small fruit picking machine and the working method which can greatly improve the picking quality and the picking efficiency of the small fruits are provided.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a light simple type fruitlet picking machine, includes blade disc, blade and driver, the blade with be the transmission connection between the driver, the driver is used for the drive the blade rotates, the blade with be clearance fit or for the slidable formula cooperation of laminating mutually between the blade disc be provided with the incision on the blade disc, the rotation orbit of blade covers notched wherein part or cover whole incisions. The utility model provides a little fruit picking machine, when using, blade disc and blade part are close to the fruit, make the carpopodium enter into the incision, and the blade rotates, sweeps the incision, realizes cutting off the carpopodium promptly, and the fruit falls down, realizes picking work, picking process convenient and fast.

Preferably, the cutter head is provided with a guard plate protruding towards the side where the blades are located, and the height of the guard plate is higher than that of the blades.

Preferably, the guard plate is in an arc plate shape arranged along the blade track, and the inner side of the guard plate is in clearance fit with the tip end of the blade.

Preferably, the edge of the cutter head is flush with the outer side of the guard plate.

Preferably, the notch has a fan shape with a wider outer side and a narrower inner side.

Preferably, the number of the cuts is at least two, and adjacent cuts are spaced apart by a distance.

As an optimal technical scheme, the edge of the cutter head between the notches protrudes towards one side where the blades are located to form a splitter plate, the inner side of the splitter plate is in clearance fit with the blades, and the outer side of the splitter plate is arc-shaped.

As a preferable technical scheme, the small fruit picking machine further comprises two guard edges arranged on the edge of the cutter disc, the two guard edges are arranged at intervals and extend in a direction away from the cutter disc, and the notch is arranged between the guard edges.

Preferably, the number of the notches is two, the inlet angle a of each notch is 60-70 degrees, the included angle B between the two notches is 70-90 degrees, and the guard edge correspondingly arranged on each notch is positioned on one side far away from the included angle B and smoothly transits with the side plate on the side.

As a preferred technical scheme, the blade is rhombus-shaped, the middle part of the blade is in transmission connection with the driver, and the blade is provided with two cutting edges which are positioned on two opposite side edges of the blade.

Further preferably, the cutting edge angle of the cutting edge is 26 degrees, and the sliding cutting angle is 54 degrees, so that the fruit stem can be easily cut off, and the sufficient strength and rigidity of the blade can be ensured.

Further preferably, the angle a is 65 ° and the angle B is 80 °.

Preferably, the driver is a jog driver, and jog controls the rotation of the blade. The fruit handle enters the cut, the driver is started by inching to drive the blade to cut off the fruit handle, and the fruit falls down, so that the fruit picking efficiency is further improved.

As a preferable technical scheme, an extension assembly is further arranged between the cutter disc and the driver, the extension assembly comprises a shaft sleeve connected between the cutter disc and the driver shell and a transmission shaft arranged in the shaft sleeve, and the transmission shaft is connected with the blade and the power output shaft of the driver respectively. Through setting up the extension subassembly, make the blade can stretch out long distance, further make things convenient for fruit to pick work.

As a preferable technical scheme, the transmission shaft is a long rod.

Preferably, the plane of rotation of the blade is perpendicular to the drive axis. For higher fruit trees, a user holds the driver part by hand at the lower part, so that the blade extends upwards to the fruit handle of the fruit, and picking can be realized.

As a preferable technical scheme, one side of the notch, which is opposite to the cutting edge, is an opposite side, and the gap between the cutter head and the blade is gradually increased along the rotation direction of the blade in the direction from the opposite side to the opposite side.

Preferably, a liquid discharge groove is further disposed on a side of the blade facing the blade, and one end of the liquid discharge groove is located on the facing side while the other end is located on the opposite side.

Preferably, the distance from the liquid discharge groove to the center of the blade gradually increases in a direction from the facing side to the back side.

Preferably, the width of the drain groove gradually increases in a direction from the opposite side to the opposite side.

As the preferred technical scheme, the driver comprises a rotating handle, a bearing, a connecting shaft sleeve, a motor, a handle, a switch and a cover plate, wherein the motor is fixedly installed in the handle through screws, an output shaft of the motor is connected with a transmission shaft through the connecting shaft sleeve, the switch is fixedly installed on the bottom surface of the handle through the screws, the rotating handle is installed at the front end of the handle through the screws and a check ring and can rotate, the shaft sleeve is fixedly connected with the rotating handle in a bonding mode, a cutter head is connected with the shaft sleeve in a bonding mode, the bearing is installed on the cutter head, a blade is installed at the end part of the transmission shaft and is fixed through the bearing check ring and a bolt, and the cover plate is tightly pressed at the rear end of the handle through the screws.

During operation, the motor drives the blades to rotate through the transmission shaft, the blades extend into the dense or barbed small fruit branches and are close to the small fruit handles by utilizing the slender shaft sleeve, the rotating handle is slightly rotated to enable the small fruits to enter the cutter disc to enter the cut, the driver is inching, the blades rotate at a high speed instantaneously, the fruit handles are cut off under the action of the blades rotating at the high speed and the blade protection, and the small fruit picking process is completed.

The application also discloses a using method of the light and simple small fruit picking machine, which comprises the following fruit stem cutting steps: and (3) enabling the cutter head to be close to the fruit handles, enabling one or more fruit handles to enter the cut, then inching the driver, enabling the blades to rotate to cut off the fruit handles, and repeating the fruit handle cutting step until the fruit picking is finished. By adopting the picking machine, the picking efficiency is greatly improved, and the fruit picking quality is also greatly improved.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. due to the arrangement of the protective plate, the fruits in other directions are prevented from being in contact with the blade and being damaged by the impact of the blade, the risk of the blade being in contact with the tree branches and leaves is greatly reduced, and the cutting action of the blade is only at the cut, so that the abrasion of the blade is greatly reduced, the sharpness of the cutting edge of the blade is ensured, the cutting efficiency of the fruit stem is improved, the picking quality is improved, and the service life of the blade is prolonged;

2. the inner side of the guard plate is in clearance fit with the tip end of the blade, so that the blade is ensured not to be influenced in rotation, the clearance is small enough, branches are prevented from entering a gap between the blade and the guard plate, the blade is further protected, and the risk of damage to the blade is reduced;

3. the notch is in a fan-shaped shape, the outer side of the notch is wide, and the notch moves towards the fruit handle when the fruit picking machine is used, so that the fruit handle can enter more conveniently, the use is further improved, and the picking efficiency is improved.

4. At least two notches are arranged, and a distance is reserved between every two adjacent notches, so that a gap is formed between the notches, the opening degree of a single notch is reduced, and the phenomenon that the fracture at the fruit stalk is not flat or cracked, excessive pulp and water are separated out and good picking quality is ensured due to the fact that the single notch enters too many fruit stalks and the single handle is mutually extruded and displaced during cutting is avoided;

5. when the fruit stem picking device is used, the cutter head moves among the branches and leaves, and the fruit stems on the advancing path of the splitter plate are split into the notches at the two sides of the splitter plate, so that the picking efficiency is further improved, and the problem that the cut ports of the fruit stems are cracked due to the fact that too many fruit stems exist in the same notch is also avoided;

6. in the scheme of the application, the arrangement of the protective edge is used for protecting the cutting edge of the cutter head from contacting with hard objects as much as possible on one hand, ensuring the sharpness of the cutter head and avoiding the damage of the cutter head caused by the contact of the cutter head with the hard objects in the storage or use process, and on the other hand, forming a storage opening, enabling the cut fruit stalks to enter the storage opening firstly and then enter the cut, further facilitating the entering of the fruit stalks, enabling the protective edge to extend out in a suspension state and avoiding branches and leaves from entering between the two protective edges more conveniently, so that the abrasion of blades and the damage to fruit trees are further reduced, and selective picking can be performed conveniently through the extended protective edge, for example, selection is performed according to the maturity or picking quality requirements, and the protective edge can also block other non-picked fruit stalks outside the cut to protect non-picked fruits and fruit stalks;

7. when the fruit picking device is used, the driver controls the cutting edge to rotate, one side of the cutting edge is opposite to the notch, the fruit handle is cut off, the diamond shape is adopted, the cutting edge is formed on two side edges, the cutting action stroke is reduced, the picking efficiency is greatly improved, the diamond-shaped blade is matched with the fan-shaped notch, when the cutting edge sweeps the notch, the cutting edge inclines towards one side away from the rotating direction, and the side opposite to the cutting edge on the notch inclines towards the other direction, so that when the cutting edge sweeps the notch, the reduction of the opening degree of the notch is more gradual, when harder branches appear in the notch, hard objects which are difficult to cut off are more favorably pushed out of the notch, the damage to the cutting edge is reduced, and the service life of the cutting edge is further prolonged;

8. when the blade sweeps across the notch, a small gap exists between the cutting edge and the cutter head at the opposite side, so that the fruit handle is cut reliably, when the fruit handle is cut, slurry is separated out at the notch, and after a large amount of cutting work is carried out, the slurry is gathered between the cutter head and the gap of the blade, so that the rotation of the blade is not facilitated on one hand, and on the other hand, the slurry flows downwards along a transmission shaft and other members and is difficult to clean in the gap, the transmission efficiency of the transmission member is seriously deteriorated after drying, and even the transmission member is blocked to cause equipment failure; on the other hand, when the pulp is thrown out along with the blade, the pulp is attached to the fruits and can pollute the fruits and reduce the picking quality, and when the stem residues are thrown out, the pulp is easy to impact the fruits and damage the surfaces of the fruits; particularly, the risk that fruit stalk residues enter a gap between the blade and the cutter head also exists, the rotation resistance of the blade is greatly increased, the power consumption is greatly increased, and the problem that the blade is easy to deform and the like is solved. Therefore, in the scheme of the application, the clearance between the cutter head and the blades is gradually increased from the opposite side to the opposite side, and the clearance is gradually increased when the blades such as pulp, fruit stalk residues and the like rotate to pass through the cutter head, so that the pulp and the fruit stalk residues can be taken out of the cutter head, and the problems that the pulp is gathered and remained in the clearance between the blades and the cutter head, the pulp flows downwards along equipment and the blades are blocked and blocked to cause the rapid abrasion of the blades and the large power consumption are solved; furthermore, as the clearance between the cutter head and the blades is gradually increased, the horizontal height of the cutter head is gradually reduced from the opposite side to the opposite side, so that the pulp and the fruit stalk residues are obliquely and downwards thrown out, and the risks that the pulp is adhered to the fruits and the fruit stalk residues damage the fruits are greatly avoided;

9. the arrangement of the liquid discharge groove is further beneficial to gathering and discharging the pulp and the stalk residues, and a certain accommodating space can be provided for the stalk residues, so that the resistance to the blade is further reduced;

10. the distance between the liquid discharge groove and the center of the blade is gradually increased from the opposite side to the opposite side, under the centrifugal action, the pulp and the fruit stalk residues are thrown out of the cutter head in a mode of gradually keeping away from the center, and after the pulp and the fruit stalk residues are thrown out, the risk of pollution and damage caused by the pulp and the fruit stalks is further reduced;

11. the width of the liquid discharging groove is gradually increased from the opposite side to the opposite side, so that the pulp and the fruit handle residues are thrown away, the throwing speed can be reduced, and the risk of fruit damage caused by the fruit handle residues is further reduced.

Drawings

FIG. 1 is a schematic structural diagram of one embodiment of the light simple small fruit picking machine of the application;

FIG. 2 is a schematic structural diagram of one embodiment of a cutter head of the light simple small fruit picking machine of the present application;

FIG. 3 is a schematic structural diagram of one embodiment of a blade of the compact small fruit picker of the present application;

figure 4 is a schematic view of the impeller and insert assembly.

The labels in the figure are: 1-cutter head, 2-blade, 3-notch, 4-driver, 5-guard plate, 6-guard edge, 7-splitter plate, 8-shaft sleeve, 9-transmission shaft, 10-rotating handle, 11-bearing, 12-motor, 13-handle, 14-switch, 15-cover plate, 16-liquid discharge tank, 17-opposite side and 18-opposite side.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Embodiments, as shown in figures 1-4,

the utility model provides a light simple type fruitlet picking machine, includes blade disc 1, blade 2 and driver 4, blade 2 with be the transmission between the driver 4 and connect, driver 4 is used for the drive blade 2 rotates, blade 2 with be clearance fit or for the slidable formula cooperation of laminating mutually between the blade disc 1 be provided with incision 3 on the blade disc 1, the rotation orbit of blade 2 covers the wherein part of incision 3 or cover whole incision 3.

The application discloses little fruit picking machine, when using, blade disc 1 and 2 parts of blade are close to the fruit, make the carpopodium enter into incision 3 in, blade 2 rotates, sweeps incision 3, realizes cutting off the carpopodium promptly, and the fruit falls down, realizes picking work.

In a preferred embodiment, in addition to the above-mentioned mode, a guard plate 5 is formed on the cutter head 1 in a protruding manner on a side where the cutter blades 2 are located, and the height of the guard plate 5 is higher than that of the cutter blades 2. The setting of backplate 5 has prevented that the fruit of other directions from being damaged by the 2 clashes of blade with the contact of blade 2, also by a wide margin the reduction blade 2 and the risk of branch leaf contact, make the cutting action of blade 2 only in incision 3 department, so, reduced the wearing and tearing of blade 2 by a wide margin, ensure the sharpness of 2 blade edges of blade, when improving carpopodium cutting efficiency, also improved the picking quality and improved 2 life of blade.

As a preferred embodiment, in addition to the above manner, further, the guard plate 5 is in the shape of an arc plate arranged along the track of the blade 2, and the inner side of the guard plate 5 is in clearance fit with the tip of the blade 2. For the structure of the blade 2, the linear velocity of the tip far away from the rotation center is relatively large, and the tip is usually sharp, the structural strength and/or rigidity are weak compared with the blade body, although the blade tip can easily cut off the leaf branch fruit stems and the like, when the leaf branch fruit stems are embedded into the gap between the blade tip and the protection plate 5, the blade tip is easily broken, so in the scheme of the application, the inner side of the protection plate 5 and the tip of the blade 2 are in clearance fit, the rotation of the blade 2 is not influenced, the gap is small enough, the branches are prevented from entering the gap between the blade 2 and the protection plate 5, the blade 2 is further protected, and the risk of damage to the blade 2 is reduced.

In a preferred embodiment, in addition to the above-described embodiment, an edge of the cutter head 1 is flush with an outer side of the protector plate 5. Therefore, steps formed between the cutter head 1 and the outer side of the guard plate 5 can be reduced, and the movement between branches and leaves is facilitated.

In a preferred embodiment, in addition to the above-described aspect, the notch 3 has a fan shape having a wider outer side and a narrower inner side. The notch 3 is in a fan-shaped shape, the outer side is wide, when the fruit picking machine is used, the notch 3 moves towards the fruit handle, the fruit handle can enter more conveniently, and the use convenience and the picking efficiency are further improved.

In a preferred embodiment, in addition to the above, at least two slits 3 are provided, and adjacent slits 3 are spaced apart from each other by a distance. Gaps are formed among the notches 3, so that the opening degree of the single notch 3 is reduced, the phenomenon that the fracture at the position of the carpopodium is uneven or cracked, excessive pulp and water are separated out and good picking quality is ensured due to the fact that excessive carpopodium enters the single notch 3 and the carpopodium is squeezed and displaced mutually when the single notch is cut off is avoided.

As a preferable embodiment, on the basis of the above mode, further, the edge of the cutter head 1 between the notches 3 protrudes toward the side where the blades 2 are located to form a splitter plate 7, the inner side of the splitter plate 7 is in clearance fit with the blades 2, and the outer side of the splitter plate 7 is arc-shaped. When the fruit picking device is used, the cutter head 1 moves among branches and leaves, and the fruit stalks on the advancing path of the splitter plate 7 are split into the notches 3 at two sides of the splitter plate 7, so that the picking efficiency is further improved, and the problem that the fruit stalk cutting port is cracked due to the fact that too many fruit stalks exist in the same notch 3 is solved.

In a preferred embodiment, in addition to the above-mentioned mode, the small fruit picking machine further includes two guard edges 6 disposed at the edge of the cutter disc 1, the two guard edges 6 are disposed at intervals and extend in a direction away from the cutter disc 1, and the cut 3 is disposed between the guard edges 6. In the scheme of the application, the arrangement of the protective edge 6 is to protect the cutting edge of the cutter head 1 from contacting with hard objects as much as possible, ensure the sharpness of the cutter head 1 and avoid the cutter head 1 from being damaged due to the contact with the hard objects in the storage or use process, and on the other hand, also form a containing opening into which the cut fruit stalks enter first, then enters the cut 3 to further facilitate the entering of the fruit stalks, and the protective blades 6 extend out to be suspended, so that branches and leaves can be more conveniently prevented from entering between the two protective blades 6, thus further reducing the abrasion of the blades 2 and the damage to fruit trees, but also facilitates selective picking, for example according to maturity or picking quality requirements, the protective edge 6 can also block other fruits which are not picked and stalks outside the cut 3, and protect the fruits which are not picked and the stalks.

As a preferable embodiment, on the basis of the above manner, further, there are two notches 3, an entrance angle a of each notch 3 is 60 ° to 70 °, an included angle B between the two notches 3 is 70 ° to 90 °, and the guard edge 6 correspondingly disposed to each notch 3 is located on a side far from the included angle B and smoothly transits to a side plate of the side. By adopting the structure, the two protective edges 6 are in a fan-shaped opening shape, so that the cutter head 1 can enter the dense branch gap during each operation, the fruit stalks respectively enter the two notches 3, the designed angle can ensure that the fruit stalks enter the notches 3 at the maximum efficiency in the operation process and are cut off by the blades 2, and the uncut fruit stalks are protected by the protective edges 6.

As a preferred embodiment, based on the above manner, further, the blade 2 is diamond-shaped, the middle portion of the blade 2 is in transmission connection with the driver 4, and the blade 2 has two cutting edges located on two opposite sides of the blade 2. When the fruit picking device is used, the driver 4 controls the cutting edge to rotate, one side of the cutting edge is opposite to the notch 3, the fruit handle is cut off, the diamond shape is adopted, the cutting edge is formed on two side edges, the cutting action stroke is reduced, the picking efficiency is greatly improved, the diamond-shaped blade 2 is matched with the fan-shaped notch 3, when the cutting edge sweeps the notch 3, the cutting edge inclines towards one side departing from the rotating direction, and the side, opposite to the cutting edge, of the notch 3 inclines towards the other direction, so that the opening of the notch 3 is more gradually reduced when the cutting edge sweeps the notch 3, harder branches appear in the notch, hard objects which are difficult to cut off are more favorably pushed out of the notch 3, the damage to the blade 2 is reduced, and the service life of the blade 2 is further prolonged.

Further preferably, the cutting edge angle of the cutting edge is 26 degrees, and the sliding cutting angle is 54 degrees, so that the fruit stem can be easily cut off, and the sufficient strength and rigidity of the blade 2 can be ensured.

Further preferably, the angle a is 65 ° and the angle B is 80 °.

In a preferred embodiment, in addition to the above-described aspect, the actuator 4 is a jog actuator 4 that jog controls the rotation of the blade 2. The fruit handle enters the cut 3, the inching starting driver 4 drives the blade 2 to cut off the fruit handle, and the fruit falls, so that the fruit picking efficiency is further improved.

As a preferable embodiment, in addition to the above mode, an extension assembly is further disposed between the cutter head 1 and the driver 4, the extension assembly includes a shaft sleeve 8 connected between the cutter head 1 and the driver 4, and a transmission shaft 9 disposed in the shaft sleeve 8, and the transmission shaft 9 is connected to the power output shafts of the cutter blades 2 and the driver 4, respectively. Through setting up the extension subassembly, make blade 2 can stretch out the distantly, further make things convenient for fruit to pick work.

In a preferred embodiment, in addition to the above, the transmission shaft 9 is a long rod.

In a preferred embodiment, in addition to the above, a rotation plane of the blade 2 is perpendicular to the transmission shaft 9. For higher fruit trees, a user holds the driver 4 part under the fruit tree, so that the blade 2 extends upwards to the fruit handle of the fruit, and picking can be realized.

In a preferred embodiment, in addition to the above mode, a side of the notch 3 facing the cutting edge is a facing side 17, and the other side is an opposite side 18, and a gap between the cutter head 1 and the cutter blade 2 gradually increases in a direction from the facing side 17 to the opposite side 18 along a rotation direction of the cutter blade 2. When the blade 2 sweeps the notch 3, a small gap exists between the cutting edge and the cutter head 1 at the opposite side 17, so that the fruit handle is cut reliably, when the fruit handle is cut, slurry is separated out at the notch, and after a large amount of cutting work is carried out, the slurry is gathered between the gap between the cutter head 1 and the blade 2, so that the rotation of the blade 2 is not facilitated on one hand, and on the other hand, the slurry flows downwards along the transmission shaft 9 and other components and is difficult to clean when entering the gap, the transmission efficiency of the transmission component is seriously deteriorated after drying, and even the transmission component is blocked to cause equipment failure; on the other hand, when the pulp is thrown out along with the blade 2, the pulp is attached to the fruits and can pollute the fruits and reduce the picking quality, and when the stem residues are thrown out, the pulp is easy to impact the fruits and damage the surfaces of the fruits; in particular, the risk that fruit stalk residues enter a gap between the blade 2 and the cutter head 1 also exists, the rotation resistance of the blade 2 is greatly increased, the power consumption is greatly increased, and the problem that the blade 2 is easy to deform and the like is also caused. Therefore, in the scheme of the application, in the direction from the opposite side 17 to the opposite side 18, the gap between the cutter head 1 and the blades 2 is gradually increased, and the gap is increased, so that when the blades 2 such as pulp, fruit stalk residues and the like rotate to pass through the cutter head 1, the gap is gradually increased, the pulp and the fruit stalk residues can be taken out of the cutter head 1, and thus, the pulp is prevented from being gathered and remaining in the gap between the blades 2 and the cutter head 1, the risk that the pulp flows downwards along equipment is reduced, and the problems that the blades 2 are excessively worn quickly and the power consumption is large due to blocking of the blades 2 are solved; furthermore, because the clearance between the cutter head 1 and the blades 2 is gradually increased, the horizontal height of the cutter head 1 is gradually reduced from the opposite side 17 to the opposite side 18, and the pulp and the fruit stalk residues are obliquely and downwards thrown away, so that the risk that the pulp is adhered to the fruits and the fruit stalk residues damage the fruits is greatly avoided.

In a preferred embodiment, in addition to the above-described embodiment, a drain groove 16 is further provided on the side of the blade 2 facing the blade 2, and one end of the drain groove 16 is located on the facing side 17 and the other end is located on the opposite side 18. The arrangement of the liquid discharge groove 16 is further beneficial to the gathering and discharging of the pulp and the fruit stalk residues, and a certain accommodating space can be provided for the fruit stalk residues, so that the resistance to the blade 2 is further reduced.

In a preferred embodiment, in addition to the above, the distance from the liquid discharge groove 16 to the center of the blade 2 gradually increases from the facing side 17 to the opposite side 18. Under the centrifugal action, the pulp and the stalk residues are thrown out of the cutter head 1 in a mode of gradually keeping away from the center, and after the pulp and the stalk residues are thrown out, the risk of pollution and damage caused by the pulp and the stalk residues is further reduced.

In a preferred embodiment, in addition to the above, the width of drain groove 16 is gradually increased in a direction from facing side 17 to opposite side 18. So, further doing benefit to thick liquid and the stalk residue and being thrown away, but also can reduce the speed of throwing away, and then further reduce the risk that the stalk residue harmd the fruit.

As a preferred embodiment, in addition to the above-mentioned mode, the driver 4 further includes a rotating handle 10, a bearing 11, a connecting shaft sleeve 8, a motor 12, a handle 13, a switch 14 and a cover plate 15, the motor 12 is fixedly installed in the handle 13 by screws, an output shaft of the motor 12 is connected with the transmission shaft 9 by the connecting shaft sleeve 8, the switch 14 is fixedly installed on the bottom surface of the handle 13 by screws, the rotating handle 10 is installed at the front end of the handle 13 by screws and a retaining ring and can rotate, the shaft sleeve 8 is fixedly connected with the rotating handle 10 by bonding, the cutter head 1 is connected with the shaft sleeve 8 by bonding, the bearing 11 is installed on the cutter head 1, the blade 2 is installed at the end of the transmission shaft 9 and is fixed by the retaining ring of the bearing 11 and a bolt, and the cover plate 15 is pressed at the rear end of the handle 13 by screws.

During operation, the motor 12 drives the blades 2 to rotate through the transmission shaft 9, the blades 2 are stretched into the dense or barbed small fruit branches and are close to the small fruit handles through the slender shaft sleeve 8, the rotating handle 10 is slightly rotated to enable the small fruits to enter the cutter head 1 and enter the cuts 3, the driver 4 is inching, the blades 2 rotate at a high speed instantly, the fruit handles are cut off under the action of the blades 2 rotating at a high speed and the protective edges 6, and the picking process of the small fruits is completed.

The application also discloses a using method of the light and simple small fruit picking machine, which comprises the following fruit stem cutting steps: the cutter head 1 is close to the fruit handles, one or more fruit handles enter the cut 3, then the driver 4 is inching, the blade 2 rotates to cut off the fruit handles, and the fruit handle cutting step is repeated until the fruit picking is finished. By adopting the picking machine, the picking efficiency is greatly improved, and the fruit picking quality is also greatly improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A light and simple small fruit picking machine is characterized by comprising a cutter head, blades and a driver, wherein the blades are in transmission connection with the driver, the driver is used for driving the blades to rotate, the blades and the cutter head are in clearance fit or fit in a sliding manner, notches are formed in the cutter head, the rotation tracks of the blades cover part of the notches or all the notches,

the incision with one side that the cutting edge of blade met mutually is met the side mutually, and the opposite side is the side of carrying on the back mutually, follows the direction of rotation of blade, by meeting the side mutually to the direction of carrying on the back mutually, the blade disc with clearance between the blade increases gradually the blade orientation one side of blade still is provided with the outage groove, outage groove one end is located meet the side mutually, and the other end is located the side mutually, the outage groove distance the distance at blade center by meet the side mutually and carry on the back mutually and increase gradually in the direction of carrying on the side mutually, by meet the side mutually to the direction of carrying on the back mutually the width of outage groove increases gradually.

2. The lightweight short fruit picker according to claim 1, wherein a guard plate is formed on the cutter head in a protruding manner towards the side where the blades are located, and the height of the guard plate is higher than that of the blades.

3. The lightweight short fruit picker according to claim 2, wherein the guard is in the shape of an arc plate arranged along the blade track, and the inner side of the guard is in clearance fit with the tip of the blade.

4. The lightweight simple fruit picker according to claim 2, wherein the cut is in the shape of a fan with a wider outer side and a narrower inner side.

5. The lightweight short fruit picker according to any one of claims 1 to 4, wherein the number of cuts is at least two, and adjacent cuts are spaced apart by a distance.

6. The light and simple type small fruit picking machine according to claim 5, wherein the edge of the cutter head between the notches protrudes towards one side where the blades are located to form a flow distribution plate, the inner side of the flow distribution plate is in clearance fit with the blades, and the outer side of the flow distribution plate is arc-shaped.

7. The lightweight cone picker according to claim 6 further including two guard edges disposed at the edge of the impeller, said guard edges being spaced apart and extending away from said impeller, said cut being disposed between said guard edges.

8. The lightweight simple fruit picking machine as claimed in claim 7, wherein the number of the cuts is two, the entrance angle A of each cut is 60-70 °, the included angle B between the two cuts is 70-90 °, and the guard edge correspondingly arranged on each cut is positioned on the side far away from the included angle B and is in smooth transition with the side plate on the side.

9. The lightweight compact fruit picker according to claim 8, wherein an extension assembly is further provided between the cutterhead and the driver, the extension assembly including a shaft sleeve connected between the cutterhead and the driver housing and a drive shaft disposed within the shaft sleeve, the drive shaft being connected to the blade and driver power output shafts respectively.

10. The use method of the light simple type small fruit picking machine is characterized in that the light simple type small fruit picking machine according to any one of claims 1 to 9 is adopted to pick small fruits, and the method comprises the following steps of: and (3) enabling the cutter head to be close to the fruit handles, enabling one or more fruit handles to enter the cut, then inching the driver, enabling the blades to rotate to cut off the fruit handles, and repeating the fruit handle cutting step until the fruit picking is finished.

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