An automatic fruit and vegetable preservation card placement device

By introducing a guiding mechanism and a placement mechanism into the automatic fruit and vegetable preservation card placement device, and utilizing the threaded movement of the screw and top plate, as well as the spring and motor driving the turntable, the problems of fruit and vegetable box position deviation and uneven placement of preservation cards are solved, achieving stable conveying and uniform placement.

CN224449099UActive Publication Date: 2026-07-03FUJIAN JIXIAN BIOTECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUJIAN JIXIAN BIOTECHNOLOGY CO LTD
Filing Date
2025-07-23
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

The existing automatic fruit and vegetable preservation card placement device is not convenient for adjusting and controlling the movement guide of the fruit and vegetable box, which leads to positional deviation. At the same time, it is not convenient for automatically and evenly placing the preservation cards.

Method used

The system employs a combination of conveyor rollers and conveyor belts within the frame, along with a guiding and placement mechanism. Guiding is achieved through the threaded movement of a bidirectional screw and a top plate, while the turntable is driven by springs and a motor to automatically and evenly place the preservation cards.

Benefits of technology

It effectively prevents the fruit and vegetable boxes from shifting during transportation and achieves automatic and even placement of the preservation cards, thus improving the stability and efficiency of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model belongs to the technical field of placement devices, specifically relating to an automatic fruit and vegetable preservation card placement device. It includes a frame, with a conveyor roller rotatably connected inside the frame. A conveyor belt is provided on the outer side of the conveyor roller. A motor is fixedly installed at the front end of the frame, with its shaft passing through and rotatably connected to the frame. The motor shaft is fixedly connected to the conveyor roller. A bracket is fixedly installed at the upper end of the frame, with a guide mechanism and a placement mechanism on the bracket. This utility model uses a spring acting on a push plate to elastically press the preservation card onto an anti-slip pad. A turntable driven by a motor rotates stepwise, allowing the anti-slip pad to cyclically remove the preservation card one by one from the placement box. This enables the device to automatically and evenly place preservation cards into the fruit and vegetable box.
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Description

Technical Field

[0001] This utility model relates to the field of placement device technology, specifically an automatic placement device for fruit and vegetable preservation cards. Background Technology

[0002] Utility model patent CN210882925U discloses an automatic card placement device for food preservation, including a card dispensing device and a U-shaped platform. The U-shaped platform is a U-shaped structure with an upward-facing opening formed by bending a steel plate. An electric drive belt is installed inside the opening on the upper side of the U-shaped platform. A support platform with a similarly U-shaped outline is set outside the opening on the upper side of the U-shaped platform. The card dispensing device is fixed inside the horizontal part of the support platform. Two sets of side platforms are fixed on the side wall of the U-shaped platform. A vertical shaft is rotatably connected to the side platform. A vertical tube is fixedly fitted on the upper end of the vertical shaft. The vertical tube and the baffle are an integral structure. The baffle is a rectangular plate structure perpendicular to the upper horizontal part of the electric drive belt. A contact switch is fixed in the center of the side wall of the baffle facing the support platform. A pull rod is fixedly fitted on the lower end of the vertical shaft. This automatic card placement device for food preservation can realize automatic card placement and is suitable for widespread use. However, the device has some shortcomings in use: it is not easy to adjust and control the movement and guidance of the fruit and vegetable box, causing the box to shift position on the device; also, it is not easy to automatically and evenly place the preservation cards. Therefore, improvements are needed. Utility Model Content

[0003] The purpose of this utility model is to provide an automatic fruit and vegetable preservation card placement device, which solves the problems that the device is not easy to adjust and control the movement and guidance of the fruit and vegetable box, causing the fruit and vegetable box to shift on the device, and the device is not easy to automatically and evenly place the preservation cards.

[0004] To achieve the above objectives, this utility model provides the following technical solution: an automatic fruit and vegetable preservation card placement device, comprising a frame, a conveyor roller rotatably connected inside the frame, a conveyor belt provided on the outside of the conveyor roller, a motor fixedly installed at the front end of the frame, the motor shaft passing through the frame and rotatably connected to the frame, the motor shaft being fixedly connected to the conveyor roller, a bracket fixedly installed at the upper end of the frame, a guide mechanism provided on the bracket, and a placement mechanism provided on the bracket.

[0005] Preferably, the guiding mechanism includes a slide rod, which is slidably connected inside the bracket. A guide plate is fixedly connected to the lower end of the slide rod, and the guide plate is slidably connected to the conveyor belt. A bidirectional screw is rotatably connected inside the slide rod, and a top plate is threadedly connected to the outer side of the bidirectional screw. The top plate is slidably connected to the bracket, and a compression spring is provided on the outer side of the bidirectional screw. By rotating the bidirectional screw and the top plate to perform threaded movement, the compression spring elastically compresses the slide rod, thereby causing the guide plate to move. This can guide fruit and vegetable boxes of different widths, preventing the fruit and vegetable boxes from shifting position and falling off the device during transportation.

[0006] Preferably, a limiting plate is fixedly connected to the upper end of the bracket, and the limiting plate is movably connected to the bidirectional screw. The limiting plate prevents the bidirectional screw from moving out of control.

[0007] Preferably, one end of the compression spring is fixedly connected to the top plate, and the other end of the compression spring is fixedly connected to the slide rod. By setting the compression spring, the top plate is elastically compressed.

[0008] Preferably, the placement mechanism includes a placement box, which is fixedly installed on the inner top of the support. A mounting plate is fixedly connected to the inner top of the support. A push plate is slidably connected inside the placement box. A guide rod is fixedly connected to the left end of the mounting plate, and the guide rod and push plate are slidably connected. A spring is provided on the outer side of the guide rod. A support plate is fixedly connected to the inner top of the support. A motor is fixedly installed on the surface of the support plate. The output end of the motor passes through the support plate and is rotatably connected to it. A turntable is fixedly connected to the end of the motor's output end. An anti-slip pad is fixedly connected to the surface of the turntable. The spring acts on the push plate, causing the safety card to be elastically pressed against the anti-slip pad. The motor drives the turntable to rotate stepwise, allowing the anti-slip pad to remove the safety card one by one from the placement box, thus enabling the device to automatically and evenly place the safety cards in the fruit and vegetable box.

[0009] Preferably, a guide block is fixedly connected to the upper end of the push plate, and the guide block is slidably connected to the bracket. The guide block guides the movement of the push plate.

[0010] Preferably, one end of the spring is fixedly connected to the mounting plate, and the other end of the spring is fixedly connected to the push plate. By setting the spring, the push plate is elastically compressed.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0012] 1. This utility model uses the rotation of the bidirectional screw and the top plate to make a threaded movement, which causes the compression spring to elastically squeeze the slide bar, thereby causing the guide plate to move. This can guide fruit and vegetable boxes of different widths and prevent the fruit and vegetable boxes from shifting their position and falling off the device during the transportation process.

[0013] 2. This utility model uses a spring to act on the push plate, thereby causing the insurance card to be elastically pressed onto the anti-slip pad. The turntable is driven by a motor to rotate step by step, so that the anti-slip pad can take out the insurance card one by one from the placement box, thereby enabling the device to automatically and evenly place the preservation cards in the fruit and vegetable box. Attached Figure Description

[0014] Figure 1 This is a perspective view of the overall structure of this utility model;

[0015] Figure 2 This utility model Figure 1 A bottom view;

[0016] Figure 3 This utility model Figure 1 A three-dimensional view of the guide plate;

[0017] Figure 4 This utility model Figure 2 A three-dimensional view of the local structure.

[0018] In the diagram: 1. Frame; 2. Conveyor roller; 3. Conveyor belt; 4. Motor; 5. Bracket; 6. Guiding mechanism; 7. Placement mechanism; 61. Slide rod; 62. Guide plate; 63. Bidirectional screw; 64. Limiting plate; 65. Top plate; 66. Compression spring; 71. Placement box; 72. Mounting plate; 73. Push plate; 74. Guide block; 75. Guide rod; 76. Spring; 77. Support plate; 78. Motor; 79. Turntable; 710. Anti-slip mat. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Please see Figures 1-2 An automatic fruit and vegetable preservation card placement device includes a frame 1, a conveyor roller 2 rotatably connected inside the frame 1, a conveyor belt 3 provided on the outside of the conveyor roller 2, a motor 4 fixedly installed at the front end of the frame 1, the rotating shaft of the motor 4 passing through the frame 1 and rotatably connected to the frame 1, the rotating shaft of the motor 4 being fixedly connected to the conveyor roller 2, a bracket 5 fixedly installed at the upper end of the frame 1, a guide mechanism 6 provided on the bracket 5, and a placement mechanism 7 provided on the bracket 5.

[0021] Please see Figures 1-3The guiding mechanism 6 includes a slide rod 61, which is slidably connected inside the bracket 5. A guide plate 62 is fixedly connected to the lower end of the slide rod 61, and the guide plate 62 is slidably connected to the conveyor belt 3. A bidirectional screw 63 is rotatably connected inside the slide rod 61. A limit plate 64 is fixedly connected to the upper end of the bracket 5, and the limit plate 64 is movably connected to the bidirectional screw 63. By setting the limit plate 64, the bidirectional screw 63 is prevented from moving. A top plate 65 is threadedly connected to the outer side of the bidirectional screw 63, and the top plate 65 is connected to the bracket 5. The sliding connection includes a compression spring 66 on the outer side of the bidirectional screw 63. One end of the compression spring 66 is fixedly connected to the top plate 65, and the other end is fixedly connected to the slide rod 61. By setting the compression spring 66, the top plate 65 is elastically compressed. By rotating the bidirectional screw 63 and the top plate 65 to make threaded movements, the compression spring 66 elastically compresses the slide rod 61, thereby causing the guide plate 62 to move. This can guide fruit and vegetable boxes of different widths and prevent the fruit and vegetable boxes from shifting their position and falling off the device during the transportation process.

[0022] Please see Figure 1 , Figure 2 , Figure 4 The placement mechanism 7 includes a placement box 71. The placement box 71 is fixedly mounted on the top inner side of the bracket 5. A mounting plate 72 is fixedly connected to the top inner side of the bracket 5. A push plate 73 is slidably connected inside the placement box 71. A guide block 74 is fixedly connected to the upper end of the push plate 73. The guide block 74 is slidably connected to the bracket 5. The guide block 74 guides the movement of the push plate 73. A guide rod 75 is fixedly connected to the left end of the mounting plate 72. The guide rod 75 is slidably connected to the push plate 73. A spring 76 is provided on the outer side of the guide rod 75. One end of the spring 76 is fixedly connected to the mounting plate 72, and the other end is fixedly connected to the push plate 73. The spring 76 allows the push plate 73 to be... The device features an elastic compression mechanism. A support plate 77 is fixedly connected to the top inner side of the bracket 5. A motor 78 is fixedly mounted on the surface of the support plate 77. The output end of the motor 78 passes through the support plate 77 and is rotatably connected to it. A turntable 79 is fixedly connected to the end of the output end of the motor 78. An anti-slip pad 710 is fixedly connected to the surface of the turntable 79. A spring 76 acts on the push plate 73, causing the safety card to be elastically pressed onto the anti-slip pad 710. The motor 78 drives the turntable 79 to rotate step by step, allowing the anti-slip pad 710 to remove the safety card one by one from the placement box 71. This enables the device to automatically and evenly place the safety cards in the fruit and vegetable box.

[0023] The specific implementation process of this utility model is as follows: In use, according to the size adjustment device of the fruit and vegetable box, manually rotate the bidirectional screw 63. The rotation of the bidirectional screw 63 and the top plate 65 make a threaded movement, thereby causing the top plate 65 to move. The movement of the top plate 65 compresses the compression spring 66, causing the compression spring 66 to elastically compress the slide rod 61, thereby causing the slide rod 61 to drive the guide plate 62 to move, so that the device can guide fruit and vegetable boxes of different widths, preventing the fruit and vegetable boxes from shifting their position and falling off the device during the transportation process. Then, the preservation card is placed in the placement box 71. The spring 76 acts on the push plate 73, thereby causing the preservation card to be elastically pressed onto the anti-slip pad 710. Start the motor 78. The motor 78 drives the turntable 79 to rotate step by step, thereby causing the anti-slip pad 710 to take out the preservation card one by one from the placement box 71, thereby enabling the device to automatically and evenly place the preservation card in the fruit and vegetable box.

[0024] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic fruit and vegetable preservation card placement device, comprising a frame (1), characterized in that: The frame (1) is rotatably connected to a conveyor roller (2), and a conveyor belt (3) is provided on the outside of the conveyor roller (2). A motor (4) is fixedly installed at the front end of the frame (1). The rotating shaft of the motor (4) passes through the frame (1) and is rotatably connected to the frame (1). The rotating shaft of the motor (4) is fixedly connected to the conveyor roller (2). A bracket (5) is fixedly installed at the upper end of the frame (1). A guide mechanism (6) is provided on the bracket (5). A placement mechanism (7) is provided on the bracket (5).

2. The automatic fruit and vegetable preservation card placement device according to claim 1, characterized in that: The guiding mechanism (6) includes a slide rod (61), which is slidably connected inside the bracket (5). A guide plate (62) is fixedly connected to the lower end of the slide rod (61). The guide plate (62) is slidably connected to the conveyor belt (3). A bidirectional screw (63) is rotatably connected inside the slide rod (61). A top plate (65) is threadedly connected to the outside of the bidirectional screw (63). The top plate (65) is slidably connected to the bracket (5). A compression spring (66) is provided on the outside of the bidirectional screw (63).

3. The automatic fruit and vegetable preservation card placement device according to claim 2, characterized in that: The upper end of the bracket (5) is fixedly connected to a limiting plate (64), and the limiting plate (64) is movably connected to a bidirectional screw (63).

4. The automatic fruit and vegetable preservation card placement device according to claim 2, characterized in that: One end of the compression spring (66) is fixedly connected to the top plate (65), and the other end of the compression spring (66) is fixedly connected to the slide rod (61).

5. The automatic fruit and vegetable preservation card placement device according to claim 1, characterized in that: The placement mechanism (7) includes a placement box (71). The placement box (71) is fixedly installed on the top inner side of the bracket (5). An installation plate (72) is fixedly connected to the top inner side of the bracket (5). A push plate (73) is slidably connected inside the placement box (71). A guide rod (75) is fixedly connected to the left end of the installation plate (72). The guide rod (75) and the push plate (73) are slidably connected. A spring (76) is provided on the outside of the guide rod (75). A support plate (77) is fixedly connected to the top inner side of the bracket (5). A motor (78) is fixedly installed on the surface of the support plate (77). The output end of the motor (78) passes through the support plate (77) and is rotatably connected to the support plate (77). A turntable (79) is fixedly connected to the end of the output end of the motor (78). An anti-slip pad (710) is fixedly connected to the surface of the turntable (79).

6. The automatic fruit and vegetable preservation card placement device according to claim 5, characterized in that: The upper end of the push plate (73) is fixedly connected to a guide block (74), and the guide block (74) and the bracket (5) are slidably connected.

7. The automatic fruit and vegetable preservation card placement device according to claim 5, characterized in that: One end of the spring (76) is fixedly connected to the mounting plate (72), and the other end of the spring (76) is fixedly connected to the push plate (73).