Stone removing device of seed melon harvester

Abstract

The utility model relates to a stone removing device of a seed melon harvester, and belongs to the field of seed melon harvesters. Comprising a melon cutting mechanism, a melon pressing mechanism, a melon crushing chamber, a stone discharging door plate, an air cylinder, a connecting pull rod, a supporting frame, a detection mechanism, a broken stone collecting mechanism and a control mechanism. The melon cutting mechanism and the melon pressing mechanism are arranged in the melon crushing chamber, the air cylinder is hinged to the outer wall of the melon crushing chamber, an output shaft of the air cylinder is hinged to the connecting pull rod, the supporting frame is fixedly installed on the outer wall of the melon crushing chamber, the connecting pull rod is hinged to the supporting frame and the stone discharging door plate, and the stone discharging door plate is fixedly installed on the outer wall of the melon crushing chamber. The stone discharging door plate is hinged to the outer wall of the melon crushing chamber, the detection mechanism is arranged in the stone discharging door plate, the crushed stone collecting mechanism is installed on the outer wall of the melon crushing chamber, and the control mechanism is connected with the air cylinder and the detection mechanism. The device is beneficial for detecting whether bricks and stones exist in the melon crushing chamber or not and discharging the bricks and stones, so that the problems that the melon pressing shaft is stuck and parts are damaged are avoided.

Description

Technical Field

[0001] The utility model relates to the field of seed melon harvesters, in particular to a stone removal device for a seed melon harvester. Background Art

[0002] There are many saline-alkali arid lands in Northwest my country, but melons and gourds do not have high requirements for the growing environment. Planting melons and gourds can also improve the soil, and are deeply loved by farmers in the Northwest region. It is also one of the important economic crops for farmers in the Northwest region to increase their income.

[0003] At present, the biggest problem of self-propelled gourd melon harvester is that stones and bricks often enter the harvester during operation. When stones and bricks enter the harvester, the melon pressing shaft will be stuck or some parts will be damaged. At this time, it is necessary to stop the machine and take out the stones for inspection and maintenance, which not only delays time, but also consumes manpower and financial resources, and reduces the efficiency of melon picking and seed removal. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a stone removal device for a seed melon harvester to solve the above-mentioned problem.

[0005] The utility model solves the above-mentioned technical problems with a technical solution as follows: a stone removal device for a seed melon harvester, comprising: a melon cutting mechanism, a melon pressing mechanism, a melon crushing chamber, a stone removal door plate, a cylinder, a connecting rod, a support frame, a detection mechanism, a stone removal mechanism and a control mechanism; the melon cutting mechanism and the melon pressing mechanism are arranged in the melon crushing chamber, the cylinder is hinged to the outer wall of the melon crushing chamber, and the output shaft is hinged to the connecting rod, the support frame is fixedly installed on the outer wall of the melon crushing chamber, the connecting rod is hinged to the support frame and the stone removal door plate, the stone removal door plate is hinged to the outer wall of the melon crushing chamber, the detection mechanism is arranged in the stone removal door plate, the stone removal mechanism is installed on the outer wall of the melon crushing chamber, and the control mechanism is connected to the cylinder and the detection mechanism.

[0006] The beneficial effects of the utility model are as follows: the stone discharge door panel is hinged with the outer wall of the melon crushing chamber, which is conducive to resisting and discharging bricks and stones in the melon crushing chamber under the power action of the cylinder and the transmission action of the connecting pull rod; the detection mechanism cooperates with the control mechanism to detect whether there are bricks and stones in the melon crushing chamber, so as to judge whether the cylinder is started, thereby improving the sensitivity and accuracy of stone discharge; the crushed stone collection mechanism is conducive to collecting the discharged bricks and stones, avoiding the adverse effect of brick and stone discharge on the operation of the seed melon harvester.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, a stone discharge port for discharging bricks and stones is arranged on the side wall of the melon crushing chamber, and the stone discharge port is a through hole. The stone discharge port corresponds to the stone discharge door panel, and the crushed stone collecting mechanism is arranged below the stone discharge port along the inclined direction of the melon crushing chamber.

[0009] The beneficial effect of adopting the above further scheme is that the stone discharge port is conducive to discharging the bricks and stones in the melon crushing chamber into the gravel collection mechanism after detection, thereby avoiding the problem of bricks and stones causing damage to parts of the melon cutting mechanism and the melon pressing mechanism.

[0010] Furthermore, the crushed stone collecting mechanism includes a stone discharge hopper and a stone collecting trough; the two ends of the stone discharge hopper are respectively connected to the outer wall of the melon crushing chamber and the stone collecting trough, and the stone discharge hopper is arranged below the stone discharge port along the inclination direction of the melon crushing chamber.

[0011] The beneficial effect of adopting the above further scheme is that the stone discharge hopper is conducive to receiving the bricks and stones discharged from the stone discharge port, and guiding these discharged bricks and stones to the stone collecting trough for collection.

[0012] Furthermore, the stone-discharging door panel is a plate-like structure with a hollow interior, and the end of the stone-discharging door panel is hinged to the outer wall of the melon-crushing chamber through a first hinge plate. One side of the stone-discharging door panel is hinged to the connecting rod, and the other side corresponds to the stone-discharging port, and the stone-discharging port is opened and closed under the power of the cylinder and the transmission action of the connecting rod.

[0013] The beneficial effect of adopting the above further scheme is that the end of the stone discharge door panel is hinged to the outer wall of the melon crushing chamber, which is conducive to the opening and closing of the stone discharge port under the power of the cylinder and the transmission action of the connecting pull rod, thereby discharging bricks and stones after detecting bricks and stones in the melon crushing chamber.

[0014] Furthermore, the detection mechanism includes a plurality of adjustment springs and a plurality of pressure sensors; the two ends of the adjustment springs are respectively connected to the two sides of the inner wall of the stone-removing door panel, the adjustment springs are sleeved on the pressure sensors, and the pressure sensors are connected to the control mechanism.

[0015] The beneficial effect of adopting the above-mentioned further scheme is that the pressure sensor cooperates with the control mechanism to determine whether there are bricks and stones in the melon crushing chamber by detecting the pressure value when bricks and stones squeeze the stone-removing door panel, and adjusting the spring is conducive to restoring the original shape of the stone-removing door panel after the bricks and stones squeeze the stone-removing door panel to produce deformation and discharge the bricks and stones.

[0016] Furthermore, the connecting rod includes a first rod and a second rod; one end of the first rod and one end of the second rod are hinged to the output shaft of the cylinder, and the other end of the first rod and the other end of the second rod are respectively hinged to the side of the stone discharge door panel away from the stone discharge port and the support frame.

[0017] The beneficial effect of adopting the above-mentioned further scheme is that the first pull rod and the second pull rod are hinged with the output shaft of the cylinder, the side of the stone discharge door plate away from the stone discharge opening and the support frame, which is conducive to transmitting power to the stone discharge door plate when the output shaft of the cylinder is pushed out, thereby realizing the stone discharge door plate covering the stone discharge opening, and transmitting power to the stone discharge door plate when the output shaft of the cylinder is retracted, thereby realizing the stone discharge door plate opening the stone discharge opening to discharge stones.

[0018] Furthermore, one end of the cylinder away from the output shaft is hinged to the outer wall of the melon crushing chamber through a second hinge plate.

[0019] The beneficial effect of adopting the above further scheme is that it is conducive to adjusting the posture of the cylinder along with the adjustment of the posture of the stone discharge door panel, thereby realizing the opening and closing of the stone discharge port.

[0020] Furthermore, the melon pressing mechanism includes a melon pressing shaft and a melon pressing roller, the melon pressing roller is sleeved on the melon pressing shaft, and the melon pressing roller corresponds to the stone discharge port.

[0021] The beneficial effect of adopting the above-mentioned further scheme is that the melon pressing roller is conducive to pushing the cut fruits and vegetables into the screening mechanism of the seed melon harvester under the rotation of the melon pressing shaft. It is also conducive to squeezing the bricks and stones in the melon crushing chamber against the stone discharge door panel when the stone discharge opening is closed, thereby generating pressure and facilitating the discharge of bricks and stones.

[0022] Furthermore, the melon cutting mechanism comprises a melon cutting knife shaft and a plurality of melon cutting knives; the plurality of melon cutting knives are spirally wound on the melon cutting knife shaft.

[0023] The beneficial effect of adopting the above further scheme is that the melon cutter is conducive to cutting the melons and fruits into small pieces under the rotation of the melon cutter shaft, which is convenient for subsequent seed removal.

[0024] Furthermore, the support frame is a V-shaped structure fixedly mounted on the outer wall of the melon crushing chamber.

[0025] The beneficial effect of adopting the above further solution is that the support frame is conducive to providing support force for the process of opening and closing the stone discharge opening of the stone discharge door panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 A schematic diagram of a stone discharge door panel provided in an embodiment of the utility model when the stone discharge opening is opened;

[0027] Figure 2 A schematic diagram of the stone discharge door panel provided in an embodiment of the utility model when the stone discharge opening is closed.

[0028] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0029] 1. Melon cutting mechanism; 2. Melon pressing mechanism; 3. Melon crushing chamber; 4. Stone discharge door plate; 5. Cylinder; 6. Connecting rod; 7. Support frame; 8. Detection mechanism; 9. Stone collecting mechanism; 11. Melon cutting knife shaft; 12. Melon cutting knife; 21. Melon pressing shaft; 22. Melon pressing roller; 31. Stone discharge port; 41. First hinge plate; 51. Second hinge plate; 61. First pull rod; 62. Second pull rod; 81. Adjustment spring; 82. Pressure sensor; 91. Stone discharge hopper; 92. Stone collecting trough. DETAILED DESCRIPTION

[0030] The principles and features of the present invention are described below. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0031] like Figure 1 and Figure 2 As shown, a stone removal device of a seed melon harvester comprises: a melon cutting mechanism 1, a melon pressing mechanism 2, a melon crushing chamber 3, a stone removal door plate 4, a cylinder 5, a connecting rod 6, a support frame 7, a detection mechanism 8, a stone collection mechanism 9 and a control mechanism; the melon cutting mechanism 1 and the melon pressing mechanism 2 are arranged in the melon crushing chamber 3, the cylinder 5 is hinged to the outer wall of the melon crushing chamber 3, and the output shaft is hinged to the connecting rod 6, the support frame 7 is fixedly installed on the outer wall of the melon crushing chamber 3, the connecting rod 6 is hinged to the support frame 7 and the stone removal door plate 4, the stone removal door plate 4 is hinged to the outer wall of the melon crushing chamber 3, the detection mechanism 8 is arranged in the stone removal door plate 4, the stone collection mechanism 9 is installed on the outer wall of the melon crushing chamber 3, and the control mechanism is connected to the cylinder 5 and the detection mechanism 8.

[0032] It should be noted that in the technical solution of the present invention, the control mechanism is a single chip microcomputer or a PLC (Programmable Logic Controller), and the signal transmission between the control mechanism and the cylinder 5 and the detection mechanism 8 belongs to the prior art.

[0033] The beneficial effects of the utility model are as follows: the stone discharge door panel is hinged with the outer wall of the melon crushing chamber, which is conducive to resisting and discharging bricks and stones in the melon crushing chamber under the power action of the cylinder and the transmission action of the connecting pull rod; the detection mechanism cooperates with the control mechanism to detect whether there are bricks and stones in the melon crushing chamber, so as to judge whether the cylinder is started, thereby improving the sensitivity and accuracy of stone discharge; the crushed stone collection mechanism is conducive to collecting the discharged bricks and stones, avoiding the adverse effect of brick and stone discharge on the operation of the seed melon harvester.

[0034] Preferably, Figure 1 and Figure 2As shown, a stone discharge port 31 for discharging bricks and stones is arranged on the side wall of the melon crushing chamber 3, and the stone discharge port 31 is a through hole. The stone discharge port 31 corresponds to the stone discharge door panel 4, and along the inclined direction of the melon crushing chamber 3, the crushed stone collecting mechanism 9 is arranged below the stone discharge port 31.

[0035] The beneficial effect of adopting the above-mentioned preferred scheme is that the stone discharge port is conducive to discharging the bricks and stones in the melon crushing chamber into the gravel collection mechanism after detection, thereby avoiding the problem of bricks and stones causing damage to parts of the melon cutting mechanism and the melon pressing mechanism.

[0036] Preferably, Figure 1 and Figure 2 As shown, the crushed stone collecting mechanism 9 includes a stone discharge hopper 91 and a stone collecting trough 92; the two ends of the stone discharge hopper 91 are respectively connected to the outer wall of the melon crushing chamber 3 and the stone collecting trough 92, and along the inclined direction of the melon crushing chamber 3, the stone discharge hopper 91 is arranged below the stone discharge port 31.

[0037] The beneficial effect of adopting the above preferred solution is that the stone discharge hopper is conducive to receiving the bricks and stones discharged from the stone discharge port, and guiding these discharged bricks and stones to the stone collecting trough for collection.

[0038] Preferably, Figure 1 and Figure 2 As shown, the stone-discharging door panel 4 is a plate-like structure with a hollow interior, and the end of the stone-discharging door panel 4 is hinged to the outer wall of the melon crushing chamber 3 through a first hinge plate 41. One side of the stone-discharging door panel 4 is hinged to the connecting rod 6, and the other side corresponds to the stone-discharging port 31. The stone-discharging port 31 is opened and closed under the power action of the cylinder 5 and the transmission action of the connecting rod 6.

[0039] The beneficial effect of adopting the above-mentioned preferred scheme is that the end of the stone discharge door panel is hinged to the outer wall of the melon crushing chamber, which is conducive to the opening and closing of the stone discharge port under the power of the cylinder and the transmission action of the connecting pull rod, thereby discharging bricks and stones after detecting bricks and stones in the melon crushing chamber.

[0040] Preferably, Figure 1 and Figure 2 As shown, the detection mechanism 8 includes multiple adjustment springs 81 and multiple pressure sensors 82; the two ends of the adjustment spring 81 are respectively connected to the two sides of the inner wall of the stone-removing door panel 4, the adjustment spring 81 is sleeved on the pressure sensor 82, and the pressure sensor 82 is connected to the control mechanism.

[0041] It should be noted that in a preferred embodiment of the present invention, a travel switch may be selected to replace the pressure sensor 82 .

[0042] The beneficial effects of adopting the above-mentioned preferred scheme are: the pressure sensor cooperates with the control mechanism to determine whether there are bricks and stones in the melon crushing chamber by detecting the pressure value when bricks and stones squeeze the stone-removing door panel, and adjusting the spring is conducive to restoring the original shape of the stone-removing door panel after the bricks and stones squeeze the stone-removing door panel to produce deformation and discharge the bricks and stones.

[0043] Preferably, Figure 1 and Figure 2 As shown, the connecting rod 6 includes a first rod 61 and a second rod 62; one end of the first rod 61 and one end of the second rod 62 are hinged to the output shaft of the cylinder 5, and the other end of the first rod 61 and the other end of the second rod 62 are respectively hinged to the side of the stone discharge door panel 4 away from the stone discharge port 31 and the support frame 7.

[0044] The beneficial effects of adopting the above-mentioned preferred scheme are: the first pull rod and the second pull rod are hinged with the output shaft of the cylinder, the side of the stone discharge door plate away from the stone discharge opening, and the support frame, which is conducive to transmitting power to the stone discharge door plate when the output shaft of the cylinder is pushed out, thereby realizing the stone discharge door plate covering the stone discharge opening, and transmitting power to the stone discharge door plate when the output shaft of the cylinder is retracted, thereby realizing the stone discharge door plate opening the stone discharge opening to discharge stones.

[0045] Preferably, Figure 1 and Figure 2 As shown, one end of the cylinder 5 away from the output shaft is hinged to the outer wall of the melon crushing chamber 3 through a second hinge plate 51.

[0046] The beneficial effect of adopting the above-mentioned preferred solution is that it is conducive to adjusting the posture of the cylinder along with the adjustment of the posture of the stone discharge door panel, thereby realizing the opening and closing of the stone discharge port.

[0047] Preferably, Figure 1 and Figure 2 As shown, the melon pressing mechanism 2 includes a melon pressing shaft 21 and a melon pressing roller 22 . The melon pressing roller 22 is sleeved on the melon pressing shaft 21 , and the melon pressing roller 22 corresponds to the stone discharge port 31 .

[0048] The beneficial effects of adopting the above-mentioned preferred scheme are: the melon pressing roller is conducive to pushing the cut fruits and vegetables into the screening mechanism of the seed melon harvester under the rotation of the melon pressing shaft, and it is also conducive to squeezing the bricks and stones in the melon crushing chamber against the stone discharge door panel when the stone discharge port is closed, thereby generating pressure and facilitating the discharge of bricks and stones.

[0049] Preferably, Figure 1 and Figure 2 As shown, the melon cutting mechanism 1 includes a melon cutting knife shaft 11 and a plurality of melon cutting knives 12; the plurality of melon cutting knives 12 are spirally wound on the melon cutting knife shaft 11.

[0050] The beneficial effect of adopting the above preferred solution is that the melon cutter is conducive to cutting the melons and fruits into small pieces under the rotation of the melon cutter shaft, which is convenient for subsequent seed removal.

[0051] Preferably, Figure 1 and Figure 2 As shown, the support frame 7 is a V-shaped structure fixedly mounted on the outer wall of the melon crushing chamber 3.

[0052] The beneficial effect of adopting the above-mentioned preferred solution is that the support frame is conducive to providing support force for the process of opening and closing the stone discharge opening of the stone discharge door panel.

[0053] The working process of the utility model is described below by an embodiment:

[0054] like Figure 1 and Figure 2 As shown, when stones or bricks enter the melon crushing chamber 3 and contact the melon pressing roller 22, the rotating melon pressing roller 22 will drive the stones or bricks to squeeze the stone discharge door plate 4. The pressure sensor 82 inside the stone discharge door plate 4 will produce a pressure value change after being squeezed. When the pressure value exceeds the preset pressure value, the control mechanism will determine that there are bricks and stones in the melon crushing chamber 3 that need to be discharged. The control mechanism will send a command to the cylinder 5, and the output shaft of the cylinder 5 will shrink and retract. Under the transmission action of the connecting pull rod 6, the stone discharge door plate 4 will rotate around the first hinge plate 41 to open the stone discharge port 31, so that a gap is generated between the stone discharge port 31 and the stone discharge door plate 4 for the bricks and stones in the melon crushing chamber 3 to be discharged. At this time, the bricks and stones in the melon crushing chamber 3 will enter the stone discharge hopper 91 through the stone discharge port 31, and enter the stone collecting trough 92 along the stone discharge hopper 91;

[0055] When the bricks and stones in the melon crushing chamber 3 are discharged, the pressure value detected by the pressure sensor 82 inside the stone discharge door panel 4 is lower than the preset pressure value, and the control mechanism will issue a command to push out the output shaft of the cylinder 5. Under the transmission action of the connecting rod 6, the stone discharge door panel 4 will rotate around the first hinge plate 41 to close the stone discharge port 31.

[0056] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0057] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0058] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0059] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0060] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0061] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A stone removal device for a seed melon harvester, characterized in that: include: A melon cutting mechanism (1), a melon pressing mechanism (2), a melon crushing chamber (3), a stone discharge door plate (4), a cylinder (5), a connecting rod (6), a support frame (7), a detection mechanism (8), a crushed stone collecting mechanism (9) and a control mechanism; The melon cutting mechanism (1) and the melon pressing mechanism (2) are arranged in the melon crushing chamber (3); the cylinder (5) is hinged to the outer wall of the melon crushing chamber (3); and the output shaft is hinged to the connecting rod (6); the support frame (7) is fixedly mounted on the outer wall of the melon crushing chamber (3); the connecting rod (6) is hinged to the support frame (7) and the stone removal door plate (4); the stone removal door plate (4) is hinged to the outer wall of the melon crushing chamber (3); the detection mechanism (8) is arranged in the stone removal door plate (4); the crushed stone collecting mechanism (9) is mounted on the outer wall of the melon crushing chamber (3); and the control mechanism is connected to the cylinder (5) and the detection mechanism (8).

2. A stone removal device for a seed melon harvester according to claim 1, characterized in that: The side wall of the melon crushing chamber (3) is provided with a stone discharge port (31) for discharging bricks and stones. The stone discharge port (31) is a through hole. The stone discharge port (31) corresponds to the stone discharge door plate (4). Along the inclined direction of the melon crushing chamber (3), the crushed stone collection mechanism (9) is arranged below the stone discharge port (31).

3. A stone removal device for a seed melon harvester according to claim 2, characterized in that: The crushed stone collecting mechanism (9) comprises a stone discharge hopper (91) and a stone collecting trough (92); the two ends of the stone discharge hopper (91) are respectively connected to the outer wall of the crushing chamber (3) and the stone collecting trough (92), and the stone discharge hopper (91) is arranged below the stone discharge port (31) along the inclination direction of the crushing chamber (3).

4. The stone removal device of a seed melon harvester according to claim 2, characterized in that: The stone-discharging door plate (4) is a plate-like structure with a hollow interior. The end of the stone-discharging door plate (4) is hinged to the outer wall of the melon-crushing chamber (3) through a first hinge plate (41). One side of the stone-discharging door plate (4) is hinged to the connecting rod (6), and the other side corresponds to the stone-discharging opening (31). The stone-discharging opening (31) can be opened and closed under the power action of the cylinder (5) and the transmission action of the connecting rod (6).

5. The stone removal device of a seed melon harvester according to claim 2, characterized in that: The detection mechanism (8) comprises a plurality of adjustment springs (81) and a plurality of pressure sensors (82); the two ends of the adjustment spring (81) are respectively connected to the two sides of the inner wall of the stone-removing door panel (4); the adjustment spring (81) is sleeved on the pressure sensor (82); and the pressure sensor (82) is connected to the control mechanism.

6. The stone removal device of a seed melon harvester according to claim 2, characterized in that: The connecting rod (6) comprises a first rod (61) and a second rod (62); one end of the first rod (61) and one end of the second rod (62) are both hinged to the output shaft of the cylinder (5), and the other end of the first rod (61) and the other end of the second rod (62) are respectively hinged to the side of the stone discharge door panel (4) away from the stone discharge port (31) and the support frame (7).

7. A stone removal device for a seed melon harvester according to claim 6, characterized in that: One end of the cylinder (5) away from the output shaft is hinged to the outer wall of the melon crushing chamber (3) via a second hinge plate (51).

8. The stone removal device of a seed melon harvester according to claim 2, characterized in that: The melon pressing mechanism (2) comprises a melon pressing shaft (21) and a melon pressing roller (22), wherein the melon pressing roller (22) is sleeved on the melon pressing shaft (21), and the melon pressing roller (22) corresponds to the stone discharge port (31).

9. The stone removal device of a seed melon harvester according to claim 1, characterized in that: The melon cutting mechanism (1) comprises a melon cutting knife shaft (11) and a plurality of melon cutting knives (12); the plurality of melon cutting knives (12) are spirally wound on the melon cutting knife shaft (11).

10. The stone removal device of a seed melon harvester according to claim 1, characterized in that: The support frame (7) is a V-shaped structure fixedly mounted on the outer wall of the melon crushing chamber (3).

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