Plate pretreatment device

The automated board pretreatment device solves the problems of low efficiency and safety hazards associated with manual loading and unloading, and realizes automated loading and unloading and uniform heating of boards, thereby improving pretreatment efficiency and safety.

CN224130260UActive Publication Date: 2026-04-17LIUHEFENG (TIANJIN) TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
LIUHEFENG (TIANJIN) TECHNOLOGY CO LTD
Filing Date
2025-05-20
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

In the current pretreatment process of boards, manual loading and unloading is inefficient and poses safety hazards, and workers are easily scratched.

Method used

An automated pretreatment device consisting of a U-shaped conveyor, vision device, robotic arm, electric heating plate and clamping mechanism is used to realize automatic loading and unloading and uniform heating of the board material.

Benefits of technology

It improves the efficiency of board pretreatment, eliminates the safety hazards of manual operation, ensures uniform heating of the board, and provides a better user experience.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224130260U_ABST
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Abstract

The utility model provides a plate pretreatment device, and belongs to the technical field of plate pretreatment. The plate pretreatment device comprises a U-shaped conveyor, a box body, a first visual device, a control panel, an electric heating plate, a mechanical arm, a second visual device, a normalizing mechanism, a height adjusting mechanism and a clamping mechanism, the U-shaped conveyor penetrates through the box body, and the first visual device and the control panel are both fixed to the outer wall of the box body; according to the plate pretreatment device, the height of an electric heating plate can be conveniently adjusted according to the type of a plate, it is ensured that the plate is evenly heated, in addition, automatic taking and placing of the plate can be achieved through a mechanical arm, a second vision device, a motor, a first vision device and a U-shaped conveyor, the plate pretreatment effect is high, the situation that workers are scratched cannot occur, and the plate pretreatment efficiency is improved. Potential safety hazards are eliminated, heating and carrying are integrated, taking and placing are convenient, and better use experience is brought to a user.
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Description

Technical Field

[0001] This application relates to the field of sheet material pretreatment technology, and more specifically, to sheet material pretreatment apparatus. Background Technology

[0002] Pre-treatment of PPS sheets is a crucial step in ensuring the quality and efficiency of subsequent processing. Generally, the sheets to be treated are placed at the entrance of the pre-treatment device, the equipment is started, and the required heating temperature and time are set through the control panel. The sheets are then smoothly transported to the heating zone by the conveyor system, where they are uniformly heated. After a predetermined time, the sheets complete the preheating and stress relief process and are then transported out of the equipment. However, currently, the loading and unloading of sheets are mostly done manually, which reduces the efficiency of sheet pre-treatment and poses a safety hazard as workers are easily scratched by the sheets, resulting in a poor user experience. Utility Model Content

[0003] To overcome the above shortcomings, this application provides a board pretreatment device, which aims to improve the current situation where board loading and unloading are mostly done manually, reducing the efficiency of board pretreatment and posing safety hazards as workers are easily scratched by the boards.

[0004] This application is implemented as follows:

[0005] This application provides a sheet material pretreatment device, including a U-shaped conveyor, a box, a first vision device, a control panel, an electric heating plate, a robotic arm, a second vision device, a straightening mechanism, a height adjustment mechanism, and a clamping mechanism. The U-shaped conveyor passes through the box. The first vision device and the control panel are both fixed on the outer wall of the box. The electric heating plate is disposed inside the box. The second vision device is fixed on the U-shaped plate.

[0006] The straightening mechanism is installed on the frame of the U-shaped conveyor, and the straightening mechanism is set up to straighten the plate.

[0007] The height adjustment mechanism is installed on the housing and the electric heating plate, and the height adjustment mechanism is set to adjust the distance between the electric heating plate and the plate.

[0008] The clamping mechanism is mounted on the robotic arm and is used to grip and transport the sheet metal.

[0009] In one embodiment of this application, two first vision devices are provided, both of which are fixed on the outer wall of the housing and are arranged symmetrically opposite each other.

[0010] In one embodiment of this application, the straightening mechanism includes a horizontal plate, a guide plate, a first guide rod, and a threaded rod. The horizontal plate is fixed on the frame of the U-shaped conveyor. One end of the first guide rod is fixed on the outer wall of the guide plate and slides through the horizontal plate. One end of the threaded rod is rotatably disposed on the guide plate and threaded through the horizontal plate.

[0011] In one embodiment of this application, a handle is also included, which is fixed to the other end of the threaded rod.

[0012] In one embodiment of this application, the height adjustment mechanism includes a connecting rod, a guide rail, a nut, and a slider. The guide rail is fixed to the outer wall of the housing, the slider is slidably disposed on the guide rail, and the slider is also fixed to the connecting rod. The connecting rod and the electric heating plate are fixed together. The connecting rod passes through the housing, and the nut is threaded onto the connecting rod. The nut and the guide rail are correspondingly disposed.

[0013] In one embodiment of this application, the housing has a through hole, and the connecting rod passes through the through hole.

[0014] In one embodiment of this application, the clamping mechanism includes a U-shaped plate, a motor, a double-threaded rod, a second guide rod, and a clamping arm. The U-shaped plate is fixed on the robotic arm, the motor is fixed on the outer wall of the U-shaped plate, and the second guide rod is fixed inside the U-shaped plate.

[0015] One end of the double threaded rod is rotatably disposed inside the U-shaped plate, and the other end of the double threaded rod is fixed together with the output shaft of the motor. Two clamping arms are provided, and the clamping arms are slidably sleeved on the second guide rod. The clamping arms are also threadedly sleeved on the double threaded rod.

[0016] In one embodiment of this application, a tray is provided next to the U-shaped conveyor.

[0017] The beneficial effects of this application are as follows: The pre-treatment device for boards obtained by the above design facilitates the adjustment of the height of the electric heating plate according to the model of the board, ensuring uniform heating of the board. In addition, the automatic picking and placing of the board can be achieved by using a robotic arm, a second vision device, a motor, a first vision device, and a U-shaped conveyor. The pre-treatment effect of the board is high, and there is no risk of human injury, eliminating safety hazards. It integrates heating and transportation, making it easy to pick up and place, and providing users with a better user experience. Attached Figure Description

[0018] To more clearly illustrate the technical solutions of the embodiments of this application, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this application and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort.

[0019] Figure 1 This is a three-dimensional structural schematic diagram of the sheet metal pretreatment device provided in the embodiments of this application;

[0020] Figure 2 A diagram showing the relationship between the U-shaped conveyor, the housing, and the first vision device provided in an embodiment of this application;

[0021] Figure 3 A three-dimensional structural diagram of the U-shaped conveyor and the straightening mechanism provided for the embodiments of this application;

[0022] Figure 4 Provided for the implementation of this application Figure 3 Enlarged view of region A in the middle;

[0023] Figure 5 A cross-sectional view of the housing provided for an embodiment of this application;

[0024] Figure 6 A three-dimensional structural diagram of the clamping mechanism provided in the embodiments of this application.

[0025] In the diagram: 110-U-shaped conveyor; 120-Ordering mechanism; 121-Horizontal plate; 122-Guide plate; 123-First guide rod; 124-Threaded rod; 125-Handle; 130-Box; 140-First vision device; 150-Control panel; 160-Electric heating plate; 170-Through hole; 180-Height adjustment mechanism; 181-Connecting rod; 182-Guide rail; 183-Nut; 184-Slider; 190-Mechanical arm; 191-Clamping mechanism; 1911-U-shaped plate; 1912-Motor; 1913-Double threaded rod; 1914-Second guide rod; 1915-Clamping arm; 192-Second vision device. Detailed Implementation

[0026] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, not all of them. Based on the embodiments of this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0027] Example

[0028] Please see Figures 1-6 This application provides a technical solution: a plate pretreatment device, including a U-shaped conveyor 110, a box 130, a first vision device 140, a control panel 150, an electric heating plate 160, a robotic arm 190, a second vision device 192, a straightening mechanism 120, a height adjustment mechanism 180, and a clamping mechanism 191. The U-shaped conveyor 110 passes through the box 130. The first vision device 140 and the control panel 150 are both fixed on the outer wall of the box 130. There are two first vision devices 140, both of which are fixed on the outer wall of the box 130 and are symmetrically arranged. The electric heating plate 160 is disposed inside the box 130. The second vision device 192 is fixed on the U-shaped plate 1911. A tray is disposed next to the U-shaped conveyor 110.

[0029] The straightening mechanism 120 is installed on the frame of the U-shaped conveyor 110. The straightening mechanism 120 is used to straighten the sheet metal. The straightening mechanism 120 includes a horizontal plate 121, a guide plate 122, a first guide rod 123, and a threaded rod 124. The horizontal plate 121 is fixed on the frame of the U-shaped conveyor 110. One end of the first guide rod 123 is fixed on the outer wall of the guide plate 122 and slides through the horizontal plate 121. One end of the threaded rod 124 is rotatably mounted on the guide plate 122 and threaded through the horizontal plate 121. The mechanism also includes a handle 125, which is fixed on the other end of the threaded rod 124 and is used to rotate the threaded rod 124.

[0030] A height adjustment mechanism 180 is installed on the housing 130 and the electric heating plate 160. The height adjustment mechanism 180 is used to adjust the distance between the electric heating plate 160 and the plate. The height adjustment mechanism 180 includes a connecting rod 181, a guide rail 182, a nut 183 and a slider 184. The guide rail 182 is fixed on the outer wall of the housing 130. The slider 184 is slidably disposed on the guide rail 182 and is also fixed on the connecting rod 181. The connecting rod 181 and the electric heating plate 160 are fixed together. The connecting rod 181 passes through the housing 130. The nut 183 is threaded onto the connecting rod 181. The nut 183 and the guide rail 182 are correspondingly disposed. A through hole 170 is provided on the housing 130. The connecting rod 181 passes through the through hole 170. The through hole 170 facilitates the movement of the connecting rod 181 on the housing 130.

[0031] The clamping mechanism 191 is mounted on the robotic arm 190. The clamping mechanism 191 is used to grip and transport the sheet metal. The clamping mechanism 191 includes a U-shaped plate 1911, a motor 1912, a double threaded rod 1913, a second guide rod 1914, and clamping arms 1915. The U-shaped plate 1911 is fixed on the robotic arm 190, the motor 1912 is fixed on the outer wall of the U-shaped plate 1911, the second guide rod 1914 is fixed inside the U-shaped plate 1911, one end of the double threaded rod 1913 is rotatably disposed inside the U-shaped plate 1911, and the other end of the double threaded rod 1913 is fixed together with the output shaft of the motor 1912. There are two clamping arms 1915. The clamping arms 1915 are slidably sleeved on the second guide rod 1914, and the clamping arms 1915 are also threadedly sleeved on the double threaded rod 1913.

[0032] Specifically, the working principle of this pre-treatment device for PPS boards is as follows: During use, the connecting rod 181 is moved up and down according to the model of the PPS board, thus adjusting the height of the electric heating plate 160. This adjusts the distance between the electric heating plate 160 and the board. After adjustment, the connecting rod 181 is held in place, and the nut 183 is rotated. The nut 183 presses against the outer wall of the guide rail 182, fixing the connecting rod 181 to the housing 130, thereby fixing the electric heating plate 160 inside the housing 130. This operation is repeated to adjust the height of the two electric heating plates 160, ensuring uniform heating of the board. Then, the handle 125 is rotated. The rotation of the handle 125 drives the threaded rod 124 to rotate, and the guide plate 122 moves under the combined action of the threaded rod 124 and the first guide rod 123. The distance between the two guide plates 122 can be adjusted. Then, a forklift is used to manually transfer the pallet containing the sheet material between the robotic arm 190 and the U-shaped conveyor 110. The required heating temperature and time are set via the control panel 150, and the U-shaped conveyor 110, the first vision device 140, the electric heating plate 160, the motor 1912, and the second vision device 192 are controlled to operate. The robotic arm 190 moves the clamping arms 1915, the second vision device 192 identifies the sheet material, and the motor 1912 rotates the double threaded rod 1913. The two clamping arms 1915 move in opposite directions under the combined action of the double threaded rod 1913 and the second guide rod 1914. The robotic arm 190, the second vision device 192, and the motor... The combined action of 1912 grips the sheet material on the pallet and moves it onto the U-shaped conveyor 110. The U-shaped conveyor 110 transports the sheet material forward. When one of the first vision devices 140 detects the presence of the sheet material, the U-shaped conveyor 110 stops after a specified time, and simultaneously moves the sheet material between two electric heating plates 160. The electric heating plates 160 heat the sheet material to preheat and relieve stress. After a specified time, the U-shaped conveyor 110 restarts to remove the sheet material from the housing 130. When the other first vision device 140 completely detects that the sheet material has been removed from the housing 130, it transmits a signal to the control panel 150. After a specified time, the control panel 150 controls the robotic arm 190 to operate, meaning the sheet material moves to the robotic arm 190... Once the material is within reach, the robotic arm 190, second vision device 192, and motor 1912 work together to pick up the pre-treated board and move it to another pallet, completing the pre-treatment of one board. This process is then repeated for subsequent boards. The board pre-treatment device allows for easy adjustment of the height of the electric heating plate 160 according to the board's model, ensuring uniform heating. Furthermore, the robotic arm 190, second vision device 192, motor 1912, first vision device 140, and U-shaped conveyor 110 enable automatic picking and placing of boards, resulting in high pre-treatment efficiency and eliminating the risk of human injury. This integrated heating and transport system facilitates easy handling and provides a better user experience.

[0033] The above are merely embodiments of this application and are not intended to limit the scope of protection of this application. Various modifications and variations can be made to this application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this application should be included within the scope of protection of this application. It should be noted that similar reference numerals and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

Claims

1. A device for pre-treating a board, characterized in that The device includes a U-shaped conveyor (110), a housing (130), a first vision device (140), a control panel (150), an electric heating plate (160), a robotic arm (190), a second vision device (192), a straightening mechanism (120), a height adjustment mechanism (180), and a clamping mechanism (191). The U-shaped conveyor (110) passes through the housing (130). The first vision device (140) and the control panel (150) are both fixed on the outer wall of the housing (130). The electric heating plate (160) is disposed inside the housing (130). The second vision device (192) is fixed on the U-shaped plate (1911). The straightening mechanism (120) is installed on the frame of the U-shaped conveyor (110), and the straightening mechanism (120) is set up to straighten the plate. The height adjustment mechanism (180) is installed on the housing (130) and the electric heating plate (160). The height adjustment mechanism (180) is used to adjust the distance between the electric heating plate (160) and the plate. The clamping mechanism (191) is mounted on the robotic arm (190), and the clamping mechanism (191) is configured to grip and transport the sheet metal.

2. The apparatus for pre-treating a panel according to claim 1, characterized in that, There are two first vision devices (140), both of which are fixed on the outer wall of the housing (130) and are arranged symmetrically opposite each other.

3. The apparatus for pre-treating a panel according to claim 1, characterized in that, The straightening mechanism (120) includes a horizontal plate (121), a guide plate (122), a first guide rod (123), and a threaded rod (124). The horizontal plate (121) is fixed on the frame of the U-shaped conveyor (110). One end of the first guide rod (123) is fixed on the outer wall of the guide plate (122). The first guide rod (123) slides through the horizontal plate (121). One end of the threaded rod (124) is rotatably mounted on the guide plate (122). The threaded rod (124) is threaded through the horizontal plate (121).

4. The apparatus for pre-treating a panel according to claim 3, characterized in that, It also includes a handle (125) which is fixed to the other end of the threaded rod (124).

5. The apparatus for pre-treating a panel according to claim 1, characterized in that, The height adjustment mechanism (180) includes a connecting rod (181), a guide rail (182), a nut (183), and a slider (184). The guide rail (182) is fixed on the outer wall of the housing (130). The slider (184) is slidably disposed on the guide rail (182). The slider (184) is also fixed on the connecting rod (181). The connecting rod (181) and the electric heating plate (160) are fixed together. The connecting rod (181) passes through the housing (130). The nut (183) is threaded onto the connecting rod (181). The nut (183) and the guide rail (182) are correspondingly disposed.

6. The apparatus for pre-treating a panel according to claim 5, characterized in that, The housing (130) has a through hole (170), and the connecting rod (181) passes through the through hole (170).

7. The panel pre-treatment apparatus according to claim 1, characterized in that, The clamping mechanism (191) includes a U-shaped plate (1911), a motor (1912), a double threaded rod (1913), a second guide rod (1914), and a clamping arm (1915). The U-shaped plate (1911) is fixed on the robotic arm (190), the motor (1912) is fixed on the outer wall of the U-shaped plate (1911), and the second guide rod (1914) is fixed inside the U-shaped plate (1911). One end of the double threaded rod (1913) is rotatably disposed inside the U-shaped plate (1911), and the other end of the double threaded rod (1913) is fixed together with the output shaft of the motor (1912). Two clamping arms (1915) are provided. The clamping arms (1915) are slidably sleeved on the second guide rod (1914), and the clamping arms (1915) are also threadedly sleeved on the double threaded rod (1913).

8. The panel pre-treatment apparatus according to claim 1, characterized in that, A tray is placed next to the U-shaped conveyor (110).