Camellia oleifera fruit cutting device

By designing a camellia fruit cutter, the problems of existing equipment being difficult to carry and controlling force and angle were solved, enabling precise opening of camellia seeds during manual operation in the field and protecting their integrity.

CN224074467UActive Publication Date: 2026-04-03GUANGDONG ACAD OF FORESTRY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-19
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Existing camellia fruit opening equipment is highly automated and mechanized, but it is not easy to carry, it is inconvenient to connect to electricity in the field, and it is difficult to control the force and angle when opening fruits in batches, which can easily damage the camellia seeds.

Method used

A camellia fruit cutter was designed, including a folding bracket, a support plate, a pressure plate, a rotating cylinder, and a gate. The cutter allows for manual operation to open each camellia fruit individually, and the rotating cylinder is used to adjust the angle and force to reduce seed damage.

Benefits of technology

It enables convenient carrying and precise control of the opening force and angle without the need for electricity in the field, reducing damage to camellia seeds and ensuring the integrity of the seeds.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a camellia oleifera fruit cutting device which comprises a folding support, a supporting plate, a pressing plate, a rotating cylinder and a knife switch, a first through hole is formed in the folding support, and two sliding rails are installed at the top end of the folding support. The supporting plate is installed between the two sliding rails in a sliding mode, a second through hole is formed in the supporting plate, and a rack is further installed on the rear portion of the supporting plate. The pressing plate is mounted in the middle of the top of the slide rail; the rotating cylinder is rotationally mounted in a round hole in the center of the pressing plate, 2N knife switch grooves are formed in the rotating cylinder, and a camellia oleifera fruit clamping plate is mounted between any two adjacent knife switch grooves in the rotating cylinder; a hinge frame is installed at the top end of the sliding rail, the rear portion of the knife switch is hinged to the hinge frame, two tooth blocks are installed on the rear portion of the knife switch, and the tooth blocks are meshed with the rack. The oil-tea camellia fruit cutting device has the advantages that oil-tea camellia fruits are opened one by one through manual operation, power connection work is not needed, the oil-tea camellia fruit cutting device is convenient to carry outdoors, the opening strength and the opening angle are convenient to observe and control, and damage to oil-tea camellia seeds is reduced.
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Description

Technical Field

[0001] This utility model relates to the field of camellia fruit processing technology, and in particular to a camellia fruit cutter. Background Technology

[0002] Camellia oleifera fruit is a fruit from which oil can be extracted, and it generally grows on shrub or tree Camellia oleifera trees.

[0003] After the camellia fruit is picked from the camellia tree, the oil-containing seeds are wrapped in the skin of the fruit. Therefore, the skin of the fruit needs to be opened to extract the oil-containing seeds for pressing.

[0004] Although existing camellia fruit opening equipment is highly automated and mechanized, the equipment is not easy to carry, it is inconvenient to connect to electricity in the field, and it is not easy to control the opening force and angle when opening fruits in batches, which can easily damage the camellia seeds. Utility Model Content

[0005] The purpose of this utility model is to overcome the above-mentioned problems in the existing technology and provide a camellia fruit cutter.

[0006] To achieve the above-mentioned technical objectives and effects, this utility model is implemented through the following technical solution:

[0007] A camellia fruit cutter, comprising:

[0008] A folding bracket, wherein a first through hole is provided for the camellia fruit to pass through, and two symmetrically arranged slide rails are installed at the top of the folding bracket.

[0009] The tray is slidably installed between two slide rails. A second through hole for the camellia fruit to pass through is opened at the rear of the tray. A rack extending rearward along the long axis of the tray is also installed at the rear of the tray.

[0010] A pressure plate is installed at the top center of the slide rail;

[0011] A rotating cylinder is rotatably installed in a circular hole in the center of a pressure plate. The rotating cylinder has 2N knife slots arranged in a circular array with their openings facing upwards. Inside the rotating cylinder, between any two adjacent knife slots, there is a camellia fruit clamp that can move radially along the rotating cylinder.

[0012] The guillotine has a hinged frame mounted on the top of the slide rail, and the rear of the guillotine is hinged to the hinged frame. Two fan-shaped toothed blocks are mounted on the rear of the guillotine, which are symmetrically arranged about the guillotine and mesh with the rack.

[0013] The folding bracket includes a rectangular support plate and two H-shaped support legs. A hinge block is fixed to the bottom of each end of the support plate. Each hinge block is hinged to an H-shaped support leg through a first hinge shaft. The first through hole is located in the middle of the support plate.

[0014] The slide rail has a right-angled groove on its inner top and a limiting protrusion protruding into the groove at its tail to limit the position of the pallet. The side of the pallet slides in conjunction with the groove, and the thickness of the pallet is equal to the depth of the groove.

[0015] The front end of the tray is provided with a limiting protrusion for limiting the position of the tray.

[0016] The bottom of the rotating cylinder is provided with a horizontally outwardly extending flange, which is sandwiched between the pressure plate and the support plate.

[0017] The camellia fruit clamping plate is fixed with two parallel guide rods on its centrifugal side. The side wall of the rotating cylinder is provided with guide holes arranged radially along the rotating cylinder. The centrifugal end of each guide rod passes through the guide hole from the inside to the outside and is screwed with a limiting nut. Two compression springs are clamped between each camellia fruit clamping plate and the rotating cylinder.

[0018] The top of the camellia fruit clamp is provided with a guide portion that curves from the inside out.

[0019] The guillotine has a blade at the bottom center, and the length of the blade is greater than the diameter of the rotating cylinder.

[0020] The hinge frame includes two symmetrical supports, a second hinge shaft, and two isolation tubes. The two supports are respectively mounted on two slide rails. The two ends of the second hinge shaft are respectively mounted in the mounting holes on the top of the two supports. The rear part of the guillotine and the toothed block are rotatably mounted on the middle part of the second hinge shaft. An isolation tube is sleeved on the second hinge shaft between the adjacent supports and the toothed block.

[0021] Each of the isolation tubes is fitted with a torsion spring to prevent the guillotine from accidentally falling and cutting the hand. One end of the torsion spring is inserted into the first insertion hole inside the support, and the other end of the torsion spring is inserted into the second insertion hole on the toothed block.

[0022] The beneficial effects of this utility model are as follows: The camellia fruit is held by a clamping plate and a rotating cylinder. During cutting, a support plate supports the camellia fruit from the bottom. When placing unopened camellia fruits, the gate is flipped upwards, and the toothed block and rack move the support plate backwards, connecting the second through hole with the first through hole. Unopened camellia fruits are placed between the clamping plates, and opened camellia fruits are squeezed out. Under their own weight, the opened camellia fruits fall through the second and first through holes to the bottom of the folding bracket. The rotating cylinder is installed in the center hole of the pressure plate, allowing adjustment of its direction to adjust the angle of the camellia fruits. This camellia fruit cutter is operated manually to open each camellia fruit individually, requiring no electricity. It is easy to carry in the field, allowing for easy observation and control of the opening force and angle, reducing damage to camellia seeds and ensuring the integrity of the seeds. Attached Figure Description

[0023] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0024] Figure 1 This is a schematic diagram of the structure of the camellia fruit cutter of this utility model with the gate open when placing the camellia fruit;

[0025] Figure 2 This is a schematic diagram of the gate of the camellia fruit cutter in the present invention in its natural state;

[0026] Figure 3 This is a schematic diagram of the structure of the gate of the camellia fruit cutter in this utility model when it is pressed down to cut the camellia fruit;

[0027] Figure 4 This is a schematic diagram of the folding bracket in this utility model;

[0028] Figure 5 This is a schematic diagram of the slide rail structure in this utility model;

[0029] Figure 6 This is a schematic diagram of the assembly of the pallet and rack in this utility model;

[0030] Figure 7 This is a schematic diagram of the structure of the pressure plate in this utility model;

[0031] Figure 8 This is a schematic diagram of the assembly of the rotating cylinder, the camellia fruit clamp, the limiting nut, and the compression spring in this utility model.

[0032] Figure 9 This is a schematic diagram of the rotating cylinder in this utility model;

[0033] Figure 10 This is a schematic diagram of the hinge frame in this utility model;

[0034] Figure 11 This is a schematic diagram of the support structure in this utility model;

[0035] Figure 12 This is a schematic diagram of the assembly of the guillotine and the toothed block in this utility model;

[0036] The following are the labels in the diagram: 1. Folding bracket; 101. Support plate; 102. H-shaped support leg; 103. Hinge block; 104. First hinge shaft; 105. First through hole; 2. Slide rail; 201. Slide groove; 202. Limiting protrusion; 3. Support plate; 301. Second through hole; 302. Limiting protrusion; 4. Rack; 5. Pressure plate; 501. Round hole; 6. Rotating cylinder; 601. Knife slot; 602. Flange; 603. Guide hole; 7. Camellia fruit clamp; 701. Guide rod; 702. Hinge frame; 8. Support; 801. First insertion hole; 801. Second hinge shaft; 802. Isolation tube; 803. Torsion spring; 804. Knife; 9. Blade; 901. Tooth block; 10. Second insertion hole; 1001. Limiting nut; 11. Compression spring; 12. Detailed Implementation

[0037] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0038] like Figures 1 to 12 As shown, a camellia fruit cutter includes a folding bracket 1, a support plate 3, a pressure plate 5, a rotating cylinder 6, and a gate 9.

[0039] The folding bracket 1 includes a rectangular support plate 101 and two H-shaped support legs 102. A hinge block 103 is fixed to the bottom of each end of the support plate 101. Each hinge block 103 is hinged to an H-shaped support leg 102 through a first hinge shaft 104.

[0040] Two symmetrically arranged slide rails 2 are installed at the top of the folding bracket 1. Specifically, the slide rails 2 are connected to the support plate 101 with screws. A right-angled groove 201 is provided on the top inner side of the slide rail 2. The support plate 3 is slidably installed between the two slide rails 2. Specifically, the side of the support plate 7 is slidably engaged with the groove 201, and the thickness of the support plate 7 is equal to the depth of the groove 201.

[0041] To facilitate position limitation of the pallet during sliding, the tail of the slide rail 2 is provided with a limiting protrusion 202 protruding into the slide groove 201 to limit the position of the pallet 7, and the front end of the pallet 3 is provided with a limiting protrusion 302 to limit the position of the pallet 3.

[0042] The folding bracket 1 has a first through hole 105 for the camellia fruit to pass through, and the first through hole 105 is located in the middle of the support plate 101. The first through hole 105 is a rectangular hole. The rear part of the tray 3 has a second through hole 301 for the camellia fruit to pass through. The second through hole 301 is a circular hole. The length of the first through hole 105 is greater than the diameter of the second through hole, and the width of the first through hole 105 is greater than the diameter of the second through hole 301.

[0043] The pressure plate 5 is installed at the top center of the slide rail 2. Specifically, the four corners of the pressure plate are connected to the two slide rails 2 with screws.

[0044] The rotating cylinder 6 is rotatably installed in the circular hole 501 in the center of the pressure plate 5. The bottom of the rotating cylinder 6 is provided with a horizontally outwardly extending flange 602. The flange 602 is sandwiched between the pressure plate 5 and the support plate 3. However, the rotating cylinder 6 can be rotated by hand to adjust the direction of the rotating cylinder 6, that is, the rotating cylinder 6 is not in a locked state.

[0045] The rotating cylinder 6 has six gate slots 601 arranged in a circular array with their openings facing upwards. Inside the rotating cylinder 6, between any two adjacent gate slots 61, a camellia fruit clamping plate 7 that can move radially along the rotating cylinder is installed. The specific installation structure of the camellia fruit clamping plate 7 is as follows: two vertically parallel guide rods 701 are fixed to the centrifugal side of the camellia fruit clamping plate 7; guide holes 603 arranged radially along the rotating cylinder are opened on the side wall of the rotating cylinder 6; a limiting nut 11 is screwed onto the centrifugal end of each guide rod 701 after passing through the guide hole 603 from the inside to the outside; and two compression springs 12 are clamped between each camellia fruit clamping plate 7 and the rotating cylinder 6.

[0046] The top of the camellia fruit clamp 7 is provided with a guide part 702 that bends from the inside out, which makes it easier to insert the camellia fruit into the camellia fruit clamp 7.

[0047] A hinge frame 8 is installed at the top of the slide rail 2. The rear part of the switch 9 is hinged to the hinge frame 8. Two fan-shaped toothed blocks 10 are installed at the rear part of the switch 9, which are symmetrically arranged about the switch 9. A rack 4 extending rearward along the long axis of the support plate 3 is also installed at the rear part of the support plate. The toothed blocks 10 and the rack 4 mesh with each other. When the switch 9 flips, it drives the toothed blocks 10 to rotate, thereby driving the rack 4 to move back and forth to adjust the position of the support plate 3 on the slide rail 2.

[0048] The specific structure of the hinge frame 8 and the specific installation structure of the gate 9 and the toothed block 10 are as follows: The hinge frame 8 includes two symmetrical supports 801, a second hinge shaft 802, and two isolation tubes 803. The two supports 801 are respectively installed on two slide rails 2. The two ends of the second hinge shaft 802 are respectively installed in the mounting holes at the top of the two supports 801. The rear part of the gate 9 and the toothed block 10 are rotatably installed in the middle part of the second hinge shaft 802. An isolation tube 803 is sleeved on the second hinge shaft 802 between the adjacent supports 801 and the toothed block 10.

[0049] Each isolation tube 803 is fitted with a torsion spring 804 to prevent the switch from accidentally falling and cutting hands. One end of the torsion spring 804 is inserted into the first insertion hole 8011 inside the support 801, and the other end is inserted into the second insertion hole 1001 on the toothed block 10. When the switch 9 is pressed down without human intervention, the switch is tilted under the action of the torsion spring 804, ensuring that a safe space is reserved between the switch 9 and the rotating cylinder 6 and the camellia fruit clamp 7 for human operation.

[0050] A blade 901 is provided at the bottom center of the guillotine 9, and the length of the blade 901 is greater than the diameter of the rotating cylinder 6. When the guillotine 9 is inserted into the guillotine slot, the blade 901 is located in two symmetrical guillotine slots on the same straight line, that is, the blade 901 can cut an opening in the camellia fruit sandwiched between the camellia fruit clamps.

[0051] Cutting the camellia fruit:

[0052] Step 1: Unfold the two H-shaped support legs 102 of the folding bracket so that the folding bracket stands upright on the ground;

[0053] Step 2: Flip the switch upwards to a backward tilted position, insert the unopened camellia fruit between the 6 camellia fruit clamps, and rotate the rotating cylinder so that one pair of switch slots are located on the plane where the switch flips.

[0054] Step 3: Flip the guillotine downwards, and move the support plate backwards through the cooperation of the toothed block and rack. The support plate supports the camellia fruit from the bottom. The guillotine continues to press down and insert into the guillotine slot to cut an opening in the camellia fruit.

[0055] Step 4: Flip the switch upwards until the switch is pulled out of the switch slot. Rotate the rotating cylinder by hand to change the position of the other pair of switch slots on the plane where the switch flips. Then repeat Step 3.

[0056] Step 5: After cutting a camellia fruit, flip the guillotine upwards to a backward tilted position. Use the toothed block and rack to move the support plate forward, making the first and second through holes connect vertically. Insert an unopened camellia fruit between the six camellia fruit clamps. The opened camellia fruit that was originally clamped between the six camellia fruit clamps will fall through the first and second through holes, completing the replacement of the camellia fruit. Then repeat steps 3 and 4.

[0057] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. 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The oil tea fruit cutter according to claim 1, wherein: ​ 3. The oil tea fruit slicer according to claim 1, wherein: ​ 4. The oil tea fruit slicer of claim 1, wherein: ​ 5. The oil tea fruit slicer according to claim 1, wherein: ​ 6. The oil tea fruit slicer of claim 1, wherein: ​ 7. The oil tea fruit slicer according to claim 1, wherein: ​ 8. The oil tea fruit slicer of claim 1, wherein: ​ 9. The oil tea fruit slicer according to claim 1, wherein: ​ 10. The oil tea fruit cutter of claim 9, wherein: ​