A transport mechanism

By setting up a first guide rail and a second guide rail in the transportation mechanism, and installing robotic arms on each, the problem of collision avoidance caused by multiple robotic arms sharing the same guide rail is solved, achieving efficient material handling and avoiding motion interference, thus improving the transportation efficiency of the production line.

CN224324744UActive Publication Date: 2026-06-05FOSHAN MINGYAN TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN MINGYAN TECH CO LTD
Filing Date
2025-07-30
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

In automated production lines, when multiple transfer robots share the same guide rail, a significant amount of time is spent on maneuvering around each other, resulting in reduced handling efficiency.

Method used

A first guide rail and a second guide rail are set up, and a first transfer robot and a second transfer robot are installed on them respectively. This avoids the two robots avoiding each other on the same guide rail. By moving them on guide rails at different heights, the avoidance time is reduced and the efficiency is improved.

Benefits of technology

It reduces the avoidance time between robotic arms, improves material handling efficiency, avoids motion interference, and enhances the overall efficiency of the transportation mechanism.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of transport mechanisms, transport mechanism includes: truss, first transfer manipulator and second transfer manipulator;Truss includes rectangular mounting frame, connecting rod and multiple support rods, multiple support rods are respectively located at the top corner of rectangular mounting frame, connecting rod is located below rectangular mounting frame, two support rods on the same side are connected by connecting rod;Rectangular mounting frame has two first guide rails arranged in parallel, second guide rail parallel with first guide rail is provided on connecting rod;First transfer manipulator moves to and fro along first guide rail, second transfer manipulator moves to and fro along second guide rail.The utility model is set by first guide rail and second guide rail, two guide rails are respectively provided with transfer manipulator, reduce the time of mutual avoidance of the first transfer manipulator and the second transfer manipulator, improve moving efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of handling equipment, and more particularly to a transportation mechanism. Background Technology

[0002] In the material handling process of automated production lines, transfer robots are typically used to move materials between different workstations or equipment. In previous technical solutions, only one guide rail might have been installed, with multiple transfer robots mounted on it to perform the material handling tasks.

[0003] However, when multiple transfer robots share the same guide rail, and they need to move simultaneously or their movement paths intersect, a lot of time must be spent on mutual avoidance operations to avoid collisions that could damage the equipment and to ensure the accuracy of material handling. This avoidance process not only increases the movement time of the robots but also reduces the material handling efficiency of the entire automated production line. Utility Model Content

[0004] The purpose of this utility model is to overcome the shortcomings of the prior art. This utility model provides a transportation mechanism that, by setting a first guide rail and a second guide rail, and respectively setting a transfer robot on the two guide rails, reduces the time for the first transfer robot and the second transfer robot to avoid each other, thereby improving the movement efficiency.

[0005] Accordingly, this utility model proposes a transportation mechanism, including: a truss, a first transfer manipulator, and a second transfer manipulator;

[0006] The truss includes a rectangular mounting frame, connecting rods, and multiple support rods. The multiple support rods are located at the top corners of the rectangular mounting frame, and the connecting rods are located below the rectangular mounting frame. Two support rods on the same side are connected by the connecting rods.

[0007] The rectangular mounting frame has two parallel first guide rails, and the connecting rod has a second guide rail parallel to the first guide rails;

[0008] The first transfer robot is movably mounted on two first guide rails at both ends, and the first transfer robot is located within the moving area enclosed by the rectangular mounting frame. The second transfer robot is movably mounted on the side of the truss away from the moving area based on the second guide rail.

[0009] The first transfer robot moves back and forth along the first guide rail, and the second transfer robot moves back and forth along the second guide rail.

[0010] Preferably, the first transfer robot includes a first X-axis moving part, a first Y-axis moving part, a first Z-axis moving part, and a rotating part;

[0011] The first X-axis moving part is movably mounted on the first guide rail, the first Y-axis moving part is movably mounted on the first X-axis moving part, the first Z-axis moving part is movably mounted at the end of the first Y-axis moving part, and the rotating part is rotatably mounted at the end of the first Z-axis moving part.

[0012] Preferably, a pressing mold is provided on the output end of the rotating part, and the pressing mold is driven by the rotating part to rotate around the center line of the pressing mold.

[0013] Preferably, any of the first guide rails includes: a first slide rail and a first rack, the first slide rail and the first rack are arranged in parallel, and a slider is provided on the first slide rail, the first slide rail being connected to the first transfer robot based on the slider.

[0014] Preferably, the second transfer robot includes: a second X-axis moving part, a second Y-axis moving part, a second Z-axis moving part, and a suction part;

[0015] The second X-axis moving part is movably mounted on the second guide rail, the second Y-axis moving part is movably mounted on the second X-axis moving part, the second Z-axis moving part is movably mounted on the second Y-axis moving part, and the suction part is mounted at the end of the second Z-axis moving part.

[0016] Preferably, the suction unit includes multiple mounting rods, with the distance between two adjacent mounting rods being equal, and each mounting rod being provided with multiple vacuum suction cups, with the distance between two adjacent vacuum suction cups on the same mounting rod being equal.

[0017] Preferably, the second guide rail includes: a second slide rail and a second rack, the second slide rail and the second rack are arranged in parallel, and a slider is provided on the second slide rail, the second slide rail is connected to the second transfer robot based on the slider.

[0018] Preferably, a first limiting triangular block is provided at both ends of any of the first guide rails, and a second limiting triangular block is provided at both ends of the second guide rail.

[0019] Preferably, the truss is further provided with multiple fixing rods, one end of any fixing rod is connected to the bottom of the rectangular mounting frame, and the other end of the fixing rod is connected to the corresponding support rod;

[0020] The fixed rod, the bottom of the rectangular mounting frame, and the support rod are connected to form a triangle.

[0021] Preferably, the transport mechanism further includes a power module and a control module, wherein the power module is electrically connected to the control module, the first transfer manipulator, and the second transfer manipulator, and the control module is signal-connected to the first transfer manipulator and the second transfer manipulator.

[0022] The beneficial effects of this utility model are:

[0023] This invention, by setting a first guide rail and a second guide rail on the transport mechanism, with the first transfer robot located on the first guide rail and the second transfer robot located on the second guide rail, ensures that the first and second transfer robots are on different guide rails. This avoids the need for them to avoid each other when they are on the same guide rail, reducing the time required for them to avoid each other and improving the moving efficiency. Furthermore, by placing the first and second transfer robots on guide rails at different heights, the invention reduces the likelihood of movement interference when they are adjacent, preventing them from moving to the corresponding positions in a timely manner, thus improving the transport efficiency of the transport mechanism. Attached Figure Description

[0024] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0025] Figure 1 This is a schematic diagram of the paper-plastic product production line in this utility model;

[0026] Figure 2 This is a schematic diagram of the transportation mechanism in this utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the first transfer manipulator in this utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the second transfer robot in this utility model.

[0029] In the attached diagram, 100 is a transport mechanism; 1 is a truss; 11 is a mounting frame; 12 is a connecting rod; 13 is a support rod; 14 is a first guide rail; 141 is a first slide rail; 142 is a first rack; 143 is a first slider; 144 is a first limiting triangular block; 15 is a second guide rail; 151 is a second slide rail; 152 is a second rack; 153 is a second slider; 154 is a second limiting triangular block; 16 is a fixing rod; 2 is a first transfer robot; 21 is a first X-axis moving part; 22 is a first Y-axis moving part; 23 is a first Z-axis moving part; 24 is a rotating part; 25 is a pressing mold; 3 is a second transfer robot; 31 is a second X-axis moving part; 32 is a second Y-axis moving part; 33 is a second Z-axis moving part; 34 is a suction part; 341 is a mounting rod; 342 is a vacuum suction cup; 4 is a power module; 200 is a processing unit; and 300 is a finished product discharge line. Detailed Implementation

[0030] 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 skilled in the art without creative effort are within the protection scope of the present utility model.

[0031] Figure 1 This invention provides a schematic diagram of the paper-plastic product production line. Figure 2 A schematic diagram of the transportation mechanism in this utility model is shown. Figure 3 This diagram shows the structure of the first transfer manipulator in this invention. Figure 4A schematic diagram of the structure of the second transfer manipulator in this utility model is shown. The transport mechanism 100 includes: a truss 1, a first transfer manipulator 2, and a second transfer manipulator 3. The truss 1 includes a rectangular mounting frame 11, connecting rods 12, and multiple support rods 13. The multiple support rods 13 are respectively located at the top corners of the rectangular mounting frame 11. The connecting rods 12 are located below the rectangular mounting frame 11, and two support rods 13 located on the same side are connected by the connecting rods 12. The rectangular mounting frame 11 has two parallel first guide rails 14. The connecting rod 12 is provided with a second guide rail 15 parallel to the first guide rail 14; the two ends of the first transfer manipulator 2 are respectively movably mounted on the two first guide rails 14, and the first transfer manipulator 2 is located within the moving area enclosed by the rectangular mounting frame 11; the second transfer manipulator 3 is movably mounted on the side of the truss 1 away from the moving area based on the second guide rail 15; the first transfer manipulator 2 moves back and forth along the first guide rail 14, and the second transfer manipulator 3 moves back and forth along the second guide rail 15. The truss 1 includes four support rods 13, which correspond to the four apex corners of the rectangular mounting frame 11. Two first guide rails 14 are installed on opposite sides of the rectangular mounting frame 11. The two ends of the first transfer robot 2 are respectively installed on the two first guide rails 14, so that the main gripping part of the first transfer robot is located within the moving area enclosed by the rectangular mounting frame 11. The second guide rail 15 is located below one of the first guide rails 14. The first transfer robot 2 and the second transfer robot 3 are located on different guide rails to avoid them being on the same guide rail, which would require them to avoid each other to move to the corresponding position. This reduces the time that the first transfer robot 2 and the second transfer robot 3 spend avoiding each other and improves the moving efficiency. Furthermore, the first transfer robot 2 and the second transfer robot 3 are located on guide rails at different heights, which reduces the likelihood of motion interference between the first transfer robot 2 and the second transfer robot 3 when they are adjacent, preventing them from moving to the corresponding positions in time. This is beneficial to improving the transportation efficiency of the transportation mechanism 100.

[0032] It should be noted that the X-axis runs along the longer side of the rectangular mounting frame 11 and is parallel to the longer side of the rectangular mounting frame 11. Similarly, the X-axis is also parallel to the connecting rod 12. The Y-axis runs along the shorter side of the rectangular mounting frame 11 and is parallel to the shorter side of the rectangular mounting frame 11. The Z-axis runs along the side of the support rod 13 and is parallel to any of the support rods 13.

[0033] Furthermore, the first transfer robot 2 includes a first X-axis moving part 21, a first Y-axis moving part 22, a first Z-axis moving part 23, and a rotating part 24. The first X-axis moving part 21 is movably mounted on the first guide rail 14, the first Y-axis moving part 22 is movably mounted on the first X-axis moving part 21, the first Z-axis moving part 23 is movably mounted at the end of the first Y-axis moving part 22, and the rotating part 24 is rotatably mounted at the end of the first Z-axis moving part 23. In this embodiment, the first X-axis moving part 21, the first Y-axis moving part 22, and the first Z-axis moving and rotating parts 24 are each provided with corresponding drive components and sensors. The drive components are used to drive the corresponding moving parts to move, and the sensors are used to sense whether the moving parts have moved to the corresponding positions. The first X-axis moving part 21 is provided with a first X-axis guide rail, and the first Y-axis moving part 22 is provided with a first Y-axis guide rail. The first Y-axis moving part 22 is movably mounted on the first X-axis guide rail, and the first Z-axis moving part 23 is movably mounted on the first Y-axis guide rail. The rotating part 24 has a rotating motor and can rotate 360°, so that the structure connected to the rotating part 24 can rotate to the corresponding angle according to the usage. This is beneficial for the first transfer robot 2 to be adjusted according to different positions and to accurately grasp materials.

[0034] Specifically, the movement process of the first transfer robot 2 is as follows: the first X-axis moving part 21 moves along the first guide rail 14 to the corresponding position, driving the entire first transfer robot 2 to move to the corresponding position; then the first Z-axis moving part 23 moves along the first Y-axis guide rail, that is, the first Z-axis moving part 23 moves in the vertical direction to move to the corresponding height; finally, the first Y-axis moving part 22 moves along the first X-axis guide rail, so that the first Y-axis moving part 22 approaches the position of the corresponding part to be grasped, and finally the rotating part 24 can move to the corresponding position for processing.

[0035] Furthermore, a pressing mold 25 is provided on the output end of the rotating part 24. The pressing mold 25 is driven by the rotating part 24 to rotate around its center line. In this embodiment, the pressing mold 25 is used to press with the corresponding processing unit 200 to form a paper-plastic product. After the pressing mold 25 and the corresponding processing unit 200 are pressed, the pressing mold 25 is driven by the rotating part 24 to rotate. The rotating part 24 drives the pressing mold 25 to rotate 180° around its center line, so that all the paper-plastic products formed on the pressing mold 25 are turned upside down. This facilitates the pressing mold 25 to quickly drain excess water, which helps the paper-plastic products on the mold to become semi-dry products more quickly, improving the aesthetics of the produced products.

[0036] It should be noted that the processing unit corresponding to the pressing mold is a hot press. That is, when the pressing mold 25 is pressed with the corresponding hot press, a pressed paper-plastic product is formed on the pressing mold 25. The pressing mold 25 is driven to rotate by the rotating part 24. The rotating part 24 drives the pressing mold 25 to rotate 180° around the center line of the pressing mold 25, so that the paper-plastic product formed on the pressing mold 25 is completely upside down, which facilitates the pressing mold 25 to quickly drain excess water.

[0037] Furthermore, any of the first guide rails 14 includes: a first slide rail 141 and a first rack 142, the first slide rail 141 and the first rack 142 are arranged in parallel, and a first slider 143 is provided on the first slide rail 141. The first slide rail 141 is connected to the first transfer robot 2 based on the first slider 143. In this embodiment, the first slide rail 141 is connected to the bottom of the first transfer robot 2 based on the first slider 143, and the first rack 142 engages with the drive assembly of the first X-axis moving part 21 corresponding to the first transfer robot 2. The drive assembly of the first X-axis moving part 21 includes a drive motor, a connecting rod 12, and gears disposed at both ends of the connecting rod 12. The two gears mesh with corresponding first racks 142. The drive motor outputs power, and the connecting rod 12 rotates under the drive of the drive motor. The rotation of the connecting rod 12 drives the gears at both ends to rotate. Since the gears mesh with the first racks 142, the rotation of the gears drives the first slider 143 to move along the first slide rail 141, thus moving the entire first transfer manipulator 2. Furthermore, the meshing of the gears and racks results in relatively low friction between the tooth surfaces, lower energy loss, and more input energy can be effectively converted into output energy, improving the energy utilization efficiency of the entire mechanical system.

[0038] It should be noted that the working principle of the movement between the first Y-axis moving part 22 and the first X-axis moving part 21 in the first transfer robot 2, the working principle of the movement between the first guide rail 14 and the first X-axis moving part 21, and the working principle of the movement between the first Y-axis moving part 22 and the first Z-axis moving part 23 are all the same, and will not be described in detail here.

[0039] Furthermore, the second transfer robot 3 includes: a second X-axis moving part 31, a second Y-axis moving part 32, a second Z-axis moving part 33, and a suction part 34; the second X-axis moving part 31 is movably mounted on the second guide rail 15, the second Z-axis moving part 33 is movably mounted on the second X-axis moving part 31, the second Y-axis moving part 32 is movably mounted on the second Z-axis moving part 33, and the suction part 34 is mounted on the bottom of the second Y-axis moving part 32. In this embodiment, the second X-axis moving part 31, the second Y-axis moving part 32, the second Z-axis moving part, and the suction part 34 are all provided with corresponding drive components and sensors. The drive components are used to drive the corresponding moving parts to move, and the sensors are used to sense whether the moving parts have moved to the corresponding positions. The second Z-axis moving part 33 is provided with a second Z-axis guide rail, and the second Z-axis moving part 33 is connected to the drive assembly of the second X-axis moving part 31 based on the second Z-axis guide rail. The second Y-axis moving part 32 is provided with a second Y-axis guide rail, and the second Y-axis moving part 32 is connected to the drive assembly of the second Z-axis moving part 33 based on the second Y-axis guide rail. The second transfer robot 3 has three moving parts with different axes, which can flexibly adjust its position and posture to adapt to different working environments and task requirements.

[0040] Specifically, the movement process of the second transfer robot 3 is as follows: the second X-axis moving part 31 moves along the second guide rail 15 to the corresponding position, driving the entire second transfer robot 3 to move to the corresponding position; then the second Z-axis moving part 33 moves along the second Z-axis guide rail, that is, the second Z-axis moving part 33 moves in the vertical direction to move to the corresponding height; finally, the second Y-axis moving part 32 moves along the second Y-axis guide rail, causing the suction part 34 to move to the position where the suction part 34 needs to be suctioned, so that the suction part 34 can move to the corresponding position to grasp the material.

[0041] Furthermore, the suction unit 34 includes multiple mounting rods 341, with equidistant distances between adjacent mounting rods 341. Each mounting rod 341 is equipped with multiple vacuum suction cups 342, and the distance between adjacent vacuum suction cups 342 on the same mounting rod 341 is equidistant. In this embodiment, the suction unit 34 has five mounting rods 341, and each mounting rod 341 is equipped with five vacuum suction cups 342, meaning the suction unit 34 has a total of twenty-five vacuum suction cups 342. These twenty-five vacuum suction cups 342 are arranged in an array, allowing each vacuum suction cup 342 to correspond to a position on a mold, facilitating the suction unit 34 to pick up twenty-five molds at once and improving efficiency. Furthermore, the distance between two adjacent vacuum suction cups 342 is equal, which avoids mutual interference between the two adjacent vacuum suction cups 342 during use, which would weaken the suction force of the two vacuum suction cups 342. This ensures that each vacuum suction cup 342 can be relatively independent, reduces the risk of mutual interference between the two adjacent vacuum suction cups 342, and helps to improve the suction force of each vacuum suction cup 342.

[0042] Furthermore, the second guide rail 15 includes a second slide rail 151 and a second rack 152. The second slide rail 151 and the second rack 152 are arranged in parallel, and a second slider 153 is provided on the second slide rail 151. The second slide rail 151 is connected to the second transfer robot 3 based on the second slider 153. In this embodiment, the second slide rail 151 is connected to the bottom of the second transfer robot 3 based on the second slider 153, and the second rack 152 meshes with the drive assembly of the corresponding second X-axis moving part 31 of the second transfer robot 3. The drive assembly of the second X-axis moving part 31 includes a drive motor and a gear disposed at the output end of the drive motor. The gear meshes with the corresponding second rack 152. The drive motor outputs power, and the gear rotates. Because the gear meshes with the second rack 152, the rotation of the gear drives the second slider 153 to move along the second slide rail 151, thereby moving the entire second transfer robot 3. Furthermore, the gear and the rack mesh with each other, and the friction between the tooth surfaces is relatively small. With lower energy loss, more input energy can be effectively converted into output energy, thus improving the energy utilization efficiency of the entire mechanical system.

[0043] It should be noted that the working principle of the movement between the second Y-axis moving part 32 and the second X-axis moving part 31 in the second transfer robot 3, the working principle of the movement between the second guide rail 15 and the second X-axis moving part 31, and the working principle of the movement between the second Y-axis moving part 32 and the second Z-axis moving part 33 are all the same, and will not be described in detail here.

[0044] Furthermore, a first limiting triangular block 144 is provided at both ends of any of the first guide rails 14, and a second limiting triangular block 154 is provided at both ends of the second guide rail 15. In this embodiment, the bottom of the first limiting triangular block 144 is fixedly connected to the rectangular mounting frame 11, and the vertical surface of the first limiting triangular block 144 faces the first guide rail 14. When the first transfer robot 2 moves to the end of the first guide rail 14, the first transfer robot 2 abuts against the first limiting triangular block 144, thereby limiting the range of motion of the first robot. Similarly, the bottom of the second limiting triangular block 154 is fixedly connected to the connecting rod 12, and the vertical surface of the second limiting triangular block 154 faces the second guide rail 15. When the second transfer robot 3 moves to the end of the second guide rail 15, the second transfer robot 3 abuts against the second limiting triangular block 154, thereby limiting the range of motion of the second robot and preventing the first transfer robot 2 or the second transfer robot 3 from moving beyond the range, causing it to detach from the corresponding track and become unable to continue working. This helps to ensure the working stability of the first transfer robot 2 or the second transfer robot 3.

[0045] Furthermore, the truss 1 is also provided with multiple fixed rods 16. One end of any fixed rod 16 is connected to the bottom of the rectangular mounting frame 11, and the other end of the fixed rod 16 is connected to the corresponding support rod 13. The fixed rod 16, the bottom of the rectangular mounting frame 11, and the support rod 13 form a triangle. In this embodiment, the truss 1 is also provided with two fixed rods 16. One end of one fixed rod 16 is connected to the bottom of the rectangular frame, and the other end of the fixed rod 16 is connected to the support rod 13. The fixed rod 16, the bottom of the rectangular mounting frame 11, and the support rod 13 form a triangle. This structural layout fully utilizes the mechanical principle of triangular stability. This allows the triangular structure to evenly distribute stress when the truss 1 is subjected to various loads, reducing local stress concentration and thus lowering the risk of structural failure. This enables the device to maintain stable performance under complex working conditions, improving overall safety and stability.

[0046] Furthermore, the transportation mechanism also includes a power module 4 and a control module. The power module 4 is electrically connected to the control module, the first transfer robot 2, and the second transfer robot 3, respectively. The control module is signal-connected to the first transfer robot 2 and the second transfer robot 3, respectively. In this embodiment, the power module 4 provides power to the control module, the first transfer robot 2, and the second transfer robot 3, ensuring that they have sufficient power to operate. The centralized electrical connection between the power module 4 and the control module, the first transfer robot 2, and the second transfer robot 3 allows for the rational allocation of power according to the actual working needs of each component, achieving optimized energy management and reducing energy waste. The signal connection between the control module and the first transfer robot 2 and the second transfer robot 3 enables control commands to be transmitted quickly and accurately, improving control response speed and precision, thereby enhancing the overall efficiency and operational quality of the transportation mechanism and meeting the high precision and high efficiency requirements of modern production for transportation equipment.

[0047] It should be noted that a finished product discharge line 300 may be provided under the truss 1, and the finished product discharge line 300 is located at one end of the truss 1, so that the second transfer robot 3 can quickly place the product on the finished product discharge line 300 and quickly move it to the next process.

[0048] In summary, this utility model, by setting a first guide rail and a second guide rail on the transportation mechanism, with the first transfer robot located on the first guide rail and the second transfer robot located on the second guide rail, ensures that the first and second transfer robots are on different guide rails. This avoids the need for the first and second transfer robots to avoid each other when they are on the same guide rail, thus reducing the time spent avoiding each other and improving the movement efficiency. Furthermore, by placing the first and second transfer robots on guide rails at different heights, the potential for movement interference when they are adjacent is reduced, which could prevent them from moving to the corresponding positions in a timely manner, thereby improving the transportation efficiency of the transportation mechanism.

[0049] Furthermore, the above description provides a detailed overview of the transportation mechanism provided by the embodiments of this utility model. Specific examples have been used to illustrate the principles and implementation methods of this utility model. The description of the above embodiments is only for the purpose of helping to understand the method and core ideas of this utility model. At the same time, for those skilled in the art, there will be changes in the specific implementation methods and application scope based on the ideas of this utility model. Therefore, the content of this specification should not be construed as a limitation of this utility model.

Claims

1. A transportation mechanism, characterized in that, The transport mechanism includes: a truss, a first transfer manipulator, and a second transfer manipulator; The truss includes a rectangular mounting frame, connecting rods, and multiple support rods. The multiple support rods are located at the top corners of the rectangular mounting frame, and the connecting rods are located below the rectangular mounting frame. Two support rods on the same side are connected by the connecting rods. The rectangular mounting frame has two parallel first guide rails, and the connecting rod has a second guide rail parallel to the first guide rails; The first transfer robot is movably mounted on two first guide rails at both ends, and the first transfer robot is located within the moving area enclosed by the rectangular mounting frame. The second transfer robot is movably mounted on the side of the truss away from the moving area based on the second guide rail. The first transfer robot moves back and forth along the first guide rail, and the second transfer robot moves back and forth along the second guide rail.

2. The transportation mechanism according to claim 1, characterized in that, The first transfer robot includes a first X-axis moving part, a first Y-axis moving part, a first Z-axis moving part, and a rotating part; The first X-axis moving part is movably mounted on the first guide rail, the first Y-axis moving part is movably mounted on the first X-axis moving part, the first Z-axis moving part is movably mounted at the end of the first Y-axis moving part, and the rotating part is rotatably mounted at the end of the first Z-axis moving part.

3. The transportation mechanism according to claim 2, characterized in that, A pressing mold is provided on the output end of the rotating part. The pressing mold is driven by the rotating part to rotate around the center line of the pressing mold.

4. The transportation mechanism according to claim 1, characterized in that, Each of the first guide rails includes: a first slide rail and a first rack, the first slide rail and the first rack being arranged in parallel, and a first slider being provided on the first slide rail, the first slide rail being connected to the first transfer robot based on the first slider.

5. The transportation mechanism according to claim 1, characterized in that, The second transfer robot includes: a second X-axis moving part, a second Y-axis moving part, a second Z-axis moving part, and a suction part; The second X-axis moving part is movably mounted on the second guide rail, the second Z-axis moving part is movably mounted on the second X-axis moving part, the second Y-axis moving part is movably mounted on the second Z-axis moving part, and the suction part is mounted at the bottom of the second Y-axis moving part.

6. The transportation mechanism according to claim 5, characterized in that, The suction unit includes multiple mounting rods, with the distance between two adjacent mounting rods being equal. Each mounting rod is provided with multiple vacuum suction cups, and the distance between two adjacent vacuum suction cups on the same mounting rod is equal.

7. The transportation mechanism according to claim 1, characterized in that, The second guide rail includes a second slide rail and a second rack, the second slide rail and the second rack are arranged in parallel, and a second slider is provided on the second slide rail. The second slide rail is connected to the second transfer robot based on the second slider.

8. The transportation mechanism according to claim 1, characterized in that, A first limiting triangular block is provided at both ends of any of the first guide rails, and a second limiting triangular block is provided at both ends of the second guide rails.

9. The transportation mechanism according to claim 1, characterized in that, The truss is also provided with multiple fixed rods, one end of each fixed rod is connected to the bottom of the rectangular mounting frame, and the other end of the fixed rod is connected to the corresponding support rod; The fixed rod, the bottom of the rectangular mounting frame, and the support rod are connected to form a triangle.

10. The transportation mechanism according to claim 9, characterized in that, The transport mechanism further includes a power module and a control module. The power module is electrically connected to the control module, the first transfer manipulator, and the second transfer manipulator, respectively. The control module is signal-connected to the first transfer manipulator and the second transfer manipulator, respectively.