A fruit rotary cutting harvester capable of automatic sensing

Abstract

The invention discloses an automatic sensing fruit peeling and harvesting device, comprising a guide head assembly, a power mechanism assembly, a harvesting basket assembly, a support rod and a handle, wherein the guide head assembly comprises a guide head, a support sleeve and a support seat, a Y-shaped guide groove is provided on the top of the guide head, a photoelectric sensor and an electric saw blade are provided in the Y-shaped guide groove, a motor is installed on the support sleeve, the motor is connected to the electric saw blade through the power mechanism assembly, the guide head is installed on the top of the support sleeve, the support seat is sleeved on the bottom of the support sleeve, the bottom of the support seat is connected to the support rod, a harvesting basket assembly is movably installed on the support rod, a handle is installed at the bottom of the support rod, a control circuit board and a battery are provided in the handle, a button is provided on the surface of the handle, and the control circuit board is respectively connected to the battery, the button, the photoelectric sensor and the motor. The invention realizes automatic picking and manual picking of fruits by arranging photoelectric sensors, buttons and control circuit boards, which can reduce the labor intensity of fruit farmers and improve work efficiency.

Description

Technical Field

[0001] The invention relates to an automatic sensing fruit rotary cutting collector, belonging to the field of agricultural mechanical engineering. Background Art

[0002] As an important agricultural cash crop, fruit can not only increase the income of fruit farmers, but also enrich people's dietary varieties and improve the quality of life. At present, fruit picking mainly relies on manual picking, which has problems such as large labor volume, low efficiency, and uneven distribution of fruits that are difficult to pick. In addition, since most orchards are planted in mountainous areas, they are restricted by geographical conditions and generally adopt small-scale decentralized management and cultivation methods. Large-scale intelligent picking robots are difficult to meet the actual production requirements of these areas. Summary of the invention

[0003] The object of the present invention is to provide an automatic sensing fruit rotary cutting collector which is convenient for harvesting and suitable for use in any planting area.

[0004] The objective of the present invention is achieved through the following technical solutions:

[0005] The invention discloses an automatic sensing fruit rotary cutting and harvesting device, comprising a guide head assembly, a power mechanism assembly, a harvesting basket assembly, a support rod and a handle. The guide head assembly comprises a guide head, a support sleeve and a support seat. A Y-shaped guide groove is formed on the top of the guide head, a photoelectric sensor and an electric saw blade are arranged in the Y-shaped guide groove, a motor is installed on the support sleeve, the motor is connected to the electric saw blade through the power mechanism assembly, the guide head is installed on the top of the support sleeve, the support seat is sleeved on the bottom of the support sleeve, the bottom of the support seat is connected to the support rod, a harvesting basket assembly is movably installed on the support rod, a handle is installed at the bottom of the support rod, a control circuit board and a battery are arranged in the handle, a button is arranged on the surface of the handle, and the control circuit board is respectively connected to the battery, the button, the photoelectric sensor and the motor.

[0006] Furthermore, the power mechanism assembly includes a driving bevel gear, a driven bevel gear, a driving pulley, a belt and a driven pulley, the output shaft of the motor is fixedly connected to the driving bevel gear, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear is connected to the driving pulley through a connecting shaft, the driving pulley is connected to the driven pulley through a belt, and the driven pulley is connected to the electric saw blade through a connecting shaft.

[0007] Furthermore, a sliding groove is provided on the side surface of the support rod.

[0008] Furthermore, the harvesting basket assembly includes a basket frame, a basket stand, a sliding block and a harvesting bag. The basket frame is provided with a harvesting bag and is fixedly connected to the basket stand. The basket stand is provided with a sliding block, and the sliding block matches the slide groove.

[0009] Furthermore, the harvesting basket assembly includes two, a double pulley is arranged in the supporting seat, a pulley guide line is arranged on the double pulley, and the two harvesting basket assemblies are connected by the pulley guide line.

[0010] Furthermore, the control circuit board includes an AT89C51 single-chip microcomputer, the P1.0 pin of the AT89C51 single-chip microcomputer is connected to the emitter of a field effect transistor, the collector of the field effect transistor is connected to the motor, the P1.1 pin of the AT89C51 single-chip microcomputer is connected to the photoelectric sensor, and the P1.2 pin of the AT89C51 single-chip microcomputer is connected to the button.

[0011] Furthermore, the outer side surface of the Y-shaped guide groove has a curvature.

[0012] The present invention has the following beneficial effects:

[0013] (1) By setting up photoelectric sensors, buttons and control circuit boards, the automatic picking and manual picking of fruits can be realized, which can reduce the labor intensity of fruit farmers and improve work efficiency;

[0014] (2) By providing two harvesting basket assemblies and connecting the two harvesting basket assemblies through a pulley, the two harvesting basket assemblies can be raised and lowered by the gravity of the fruit itself, which facilitates harvesting during the fruit picking process;

[0015] (3) The arc shape on both sides of the Y-shaped guide groove of the guide head is more in line with the surface of common spherical fruits, making it easier to place the fruit stem or branch in the guide groove;

[0016] (4) The operation is simple and the cost is low, which makes it suitable for harvesting fruits in any growing area. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention.

[0018] Figure 2 It is a structural schematic diagram of the power mechanism assembly of the present invention.

[0019] Figure 3 It is a schematic structural diagram of the guide head assembly of the present invention.

[0020] Figure 4 It is a schematic structural diagram of the harvesting basket assembly of the present invention.

[0021] Figure 5 It is a structural schematic diagram of the support rod of the present invention.

[0022] Figure 6 It is a schematic structural diagram of the handle of the present invention.

[0023] Figure 7 The figure is a circuit diagram of the control circuit board of the present invention.

[0024] Markings in the figure: 1. guide head assembly; 2. motor; 3. electric saw blade; 4. support rod; 7. handle; 8. pulley; 11. guide head; 12. support sleeve; 13. support seat; 41. slide groove; 42. through hole; 51. basket frame; 52. basket stand; 53. slide block; 61. active bevel gear; 62. driven bevel gear; 63. active pulley; 64. belt; 65. driven pulley; 71. cover; 72. X-shaped groove; 73. button; 74. battery slot; 82. pulley guide line; 111. Y-shaped guide groove; 112. boss; 121. protrusion; 131. pulley groove. DETAILED DESCRIPTION

[0025] like Figure 1 to Figure 7 As shown, the automatic sensing fruit peeling and harvesting device provided in this embodiment includes a guide head assembly 1, a motor 2, an electric saw blade 3, an active bevel gear 61, a driven bevel gear 62, an active pulley 63, a belt 64, a driven pulley 65, a harvesting basket assembly, a pulley 8, a pulley guide line 82, a support rod 4 and a handle 7, as shown in FIG. Figure 3 As shown, the guide head assembly 1 includes a guide head 11, a support sleeve 12 and a support seat 13. A Y-shaped guide groove 111 is opened on the top of the guide head 11, and a photoelectric sensor is installed in the Y-shaped guide groove 111. A boss 112 for installing a first connecting shaft is provided in the guide head 11, and an electric saw blade 3 and a driven pulley 65 are installed on the first connecting shaft. The driven pulley 65 is connected to the driving pulley 63 through a belt 64, and the driving pulley 63 is connected to the driven bevel gear 62 through a second connecting shaft. The driven bevel gear 62 is meshed with the driving bevel gear 61, and the driving bevel gear 61 is fixedly connected to the output shaft of the motor 2. The motor 2 is installed in the middle of the support sleeve 12, and a cylindrical protrusion 121 for installing the guide head 11 is provided on the upper part of the support sleeve 12; a support seat is sleeved inside the bottom of the support sleeve 12 13, a pulley groove 131 for installing the pulley 8 is opened in the support seat 13, and a pulley guide line 82 is provided on the pulley 8. An X-shaped groove for installing the support rod 4 is opened at the bottom of the support seat 13, and slide grooves 41 are opened on the four side surfaces of the support rod 4. Harvesting basket assemblies are movably installed in two opposite slide grooves 41, and the two harvesting basket assemblies are respectively connected to the two ends of the pulley guide line 82. A handle 7 is fixedly connected to the bottom of the support rod 4, and an X-shaped groove 72 for installing the support rod 4 is opened on the top of the handle 7. The handle 7 is a hollow structure and a cover body 71 is opened on the side. A control circuit board is installed in the hollow structure, a button 73 is provided on the side of the handle 7, and a battery slot 74 for installing a battery is opened at the bottom of the handle 7. The control circuit board is respectively connected to the battery, the button 73, the photoelectric sensor and the motor 2.

[0026] like Figure 4As shown, the harvesting basket assembly includes a basket frame 51, a basket stand 52, a slide block 53 and a harvesting bag. The basket frame 51 is provided with a harvesting bag and is fixedly connected to the basket stand 52. The basket stand 52 is provided with a slide block 53, and the slide block 53 matches the slide groove 41. When there are fruits in the harvesting bag on the basket frame 51, the fruits slide downward in the slide groove 41 due to their own gravity, and the other harvesting basket assembly without fruits moves upward in the slide groove 41 under the drive of the pulley 8 and the guide line of the pulley 8, so that the side basket frame 51 is closer to the guide head 11, so as to prepare for the next fruit picking.

[0027] The two side surfaces of the Y-shaped guide groove 111 are arc surfaces, which are more in line with the surface of common spherical fruits, making it easier to place the fruit stalk or branch in the guide groove.

[0028] The length of the support rod 4 can be adjusted according to actual conditions and a through hole 42 is provided in the center for placing a circuit line, which is used to connect the control circuit board, the photoelectric sensor and the motor 2.

[0029] like Figure 7 As shown, the control circuit board includes an AT89C51 single-chip microcomputer, a crystal oscillator circuit, a reset circuit and a field effect transistor. The XTAL1 and XTAL2 pins of the AT89C51 single-chip microcomputer are connected to the crystal oscillator circuit to realize the acquisition of the single-chip microcomputer time signal; the P1.0 pin of the AT89C51 single-chip microcomputer is connected to the emitter of the field effect transistor, the collector of the field effect transistor is connected to the motor 2, and its base is connected to a resistor R3, the resistor R3 is connected to the reset circuit, the reset circuit is connected to the RST pin of the AT89C51 single-chip microcomputer, the P1.1 pin of the AT89C51 single-chip microcomputer is connected to the photoelectric sensor, and its P1.2 pin is connected to the button 73. When the photoelectric sensor collects the signal of the fruit stem or branch, the level of the P1.1 pin of the AT89C51 single-chip microcomputer changes, and the AT89C51 single-chip microcomputer controls its P1.0 pin to output a low level for 2 minutes, that is, the motor 2 works for 2 minutes, and the motor 2 drives the electric saw blade 3 to work for 2 minutes through the power mechanism component, thereby realizing automatic induction picking of fruits. After the fruit farmer manually presses the button 73, the level of the P1.2 pin of the AT89C51 single-chip microcomputer changes, and the AT89C51 single-chip microcomputer controls its P1.0 pin to continuously output a low level until the fruit farmer releases the button 73, so that the motor 2 can be manually controlled to work, thereby realizing manual picking of fruits.

[0030] The above description is only a preferred implementation manner of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic sensing fruit peeling and harvesting device, characterized in that: It includes a guide head assembly, a power mechanism assembly, a harvesting basket assembly, a support rod and a handle. The guide head assembly includes a guide head, a support sleeve and a support seat. A Y-shaped guide groove is opened on the top of the guide head. A photoelectric sensor and an electric saw blade are arranged in the Y-shaped guide groove. The two side surfaces of the Y-shaped guide groove are arc surfaces. A motor is installed in the support sleeve. The motor is connected to the electric saw blade through the power mechanism assembly. The guide head is installed on the top of the support sleeve. The support seat is sleeved on the bottom of the support sleeve. The bottom of the support seat is connected to the support rod. A harvesting basket assembly is movably installed on the support rod. The harvesting basket assembly is located below the arc surface of the Y-shaped guide groove. A handle is installed at the bottom of the support rod. A control circuit board and a battery are arranged in the handle. A button is arranged on the surface of the handle. The control circuit board is respectively connected to the battery, the button, the photoelectric sensor and the motor. A slide groove is provided on the side of the support rod, and the harvesting basket assembly includes a basket frame, a basket stand, a slide block and a harvesting bag. The basket frame is provided with a harvesting bag and is fixedly connected to the basket stand, and the basket stand is provided with a slide block matching the slide groove. The harvesting basket assembly includes two, and a double pulley is provided in the support seat, and a pulley guide line is provided on the double pulley, and the two harvesting basket assemblies are connected through the pulley guide line; The power mechanism assembly includes a driving bevel gear, a driven bevel gear, a driving pulley, a belt and a driven pulley, the output shaft of the motor is fixedly connected to the driving bevel gear, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear is connected to the driving pulley through a connecting shaft, the driving pulley is connected to the driven pulley through a belt, and the driven pulley is connected to the electric saw blade through a connecting shaft.

2. The automatic sensing fruit peeling and harvesting device according to claim 1 is characterized in that: The control circuit board comprises an AT89C51 single chip microcomputer, the P1.0 pin of the AT89C51 single chip microcomputer is connected to the emitter of a field effect transistor, the collector of the field effect transistor is connected to the motor, the P1.1 pin of the AT89C51 single chip microcomputer is connected to a photoelectric sensor, and the P1.2 pin of the AT89C51 single chip microcomputer is connected to a button.

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