Loading and unloading bearing mechanism for ink-jet printer

By designing a loading and unloading mechanism for inkjet printers, using suction cups, screw lifting units, and rack and pinion unloading components, the problem of tedious and time-consuming paper loading is solved, achieving automated loading and unloading and improving printing efficiency and stability.

CN224212030UActive Publication Date: 2026-05-08SHANGHAI LIANYANG PRINTING TECH DEV CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI LIANYANG PRINTING TECH DEV CO LTD
Filing Date
2025-06-17
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

In inkjet printers, the paper to be printed needs to be transferred one sheet at a time from the feeding area to the printing table, which makes the transfer work tedious and time-consuming, affecting the overall printing efficiency.

Method used

Design a feeding and unloading mechanism, including a feeding trough, a printing table, a transfer component, and a lifting unit. The mechanism uses a suction cup and a screw to automate the feeding and unloading of paper. After the paper is transferred, the lifting unit lifts the support plate to facilitate the next feeding. The unloading component uses a gear and rack structure to automatically discharge the paper.

Benefits of technology

It achieves automated and orderly paper feeding and unloading, simplifies the operation process, reduces transfer time, improves printing efficiency, and ensures the stability of paper during printing and output.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a loading and unloading bearing mechanism for an ink-jet printer, which comprises a machine body, and further comprises a loading groove arranged on one side of the machine body and provided with a bearing plate in a sliding manner; the printing table is arranged in the machine body, and a transfer assembly is arranged between the printing table and an outlet of the feeding groove; the lifting unit is arranged on the feeding groove, the bearing plate in the feeding groove is matched with the lifting unit and the transfer unit, orderly feeding of paper to be printed can be achieved, the paper to be printed on the bearing plate is continuously fed to the printing table one by one, and meanwhile after one piece of paper to be printed is transferred, the paper to be printed is conveyed to the printing table. The bearing plate is lifted by a certain distance through the lifting unit so that the to-be-printed paper on the uppermost portion of the bearing plate can be moved to the height of the transferred paper, and therefore the transferring positions of the transferring unit from the feeding groove each time are the same so that control can be facilitated.
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Description

Technical Field

[0001] This utility model relates to the field of printing equipment technology, specifically to a loading and unloading support mechanism for an inkjet printer. Background Technology

[0002] Currently, due to the printing characteristics of paper, it needs to be loaded and printed one sheet at a time during the printing process. This requires transferring each sheet from the loading area to the printing table, which is cumbersome, time-consuming, and affects the overall printing time. To address this, we have designed a loading and unloading device.

[0003] The above content is only used to help understand the technical solution of this utility model and does not represent an admission that the above content is the closest prior art. Utility Model Content

[0004] The purpose of this invention is to provide a loading and unloading mechanism for an inkjet printer, in order to solve the problem mentioned in the background art that when loading the printing paper to the printing table, it is necessary to transfer the printing paper from the loading area to the printing table one by one, which leads to cumbersome transfer work, long transfer time, and thus affects the overall printing time.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a loading and unloading support mechanism for an inkjet printer, comprising a body, and further comprising:

[0006] A feeding trough is located on one side of the machine body, and a support plate for carrying the paper to be printed is slidably mounted on the feeding trough.

[0007] A printing table, located inside the machine body, is used to hold the paper to be printed and print it through the printing equipment. The printing table has an outlet on the side away from the feeding trough. The machine body is equipped with a transfer component for transferring the paper to be printed from the carrier plate to the printing table.

[0008] The lifting unit, located on the feeding trough, is used to lift the carrier plate a certain distance after the transfer component has transferred a sheet of printing paper.

[0009] Preferably, the transfer component includes:

[0010] The first suction cup is located directly above the opening of the feeding trough.

[0011] A movable component, mounted on the machine body, is used to drive the first suction cup to move laterally, so that the first suction cup moves from the opening of the feeding slot to above the printing table.

[0012] Preferably, the moving part includes:

[0013] The mobile frame is fixedly mounted on the machine body;

[0014] The connecting block is fixed at one end to the first suction cup and slidably mounted on the movable frame at the other end.

[0015] The power unit, located on the movable frame, is used to drive the connecting block to slide on the movable frame.

[0016] Preferably, the lifting unit includes:

[0017] The screw and the bearing plate are threaded together in the vertical direction;

[0018] The rotating motor is fixed at the bottom of the feeding trough and is used to drive the screw to rotate.

[0019] Preferably, the printing table is hollowed out, and a second suction cup is provided below the hollowed-out part of the printing table.

[0020] Preferably, the printing table is provided with support frames on both sides, and the printing table and the support frames are rotatably connected by a rotating shaft. The two ends of the rotating shaft are provided with a feeding component between the support frame and the printing table. The feeding component is used to feed the printed paper on the printing table to the discharge port for discharge after the printing device has finished printing.

[0021] Preferably, the feeding assembly includes:

[0022] Two sets of gears are fixedly mounted coaxially at both ends of the rotating shaft;

[0023] Two sets of racks are respectively meshed with two sets of gears and slidably mounted on the support frame, with the upper ends of the racks extending to both sides of the printing table;

[0024] The platen is rotated on both sides of the printing table, with its lower end face abutting against the upper end of the rack.

[0025] The power unit is located between the support frame and the printing table, and is used to drive the printing table to rotate.

[0026] Preferably, the power component includes an electric telescopic rod, which is rotatably mounted on the support frame via a rotating plate. A connecting shaft is fixedly mounted at the lower end of the printing table, and a collar is provided at the telescopic end of the electric telescopic rod, which is sleeved on the connecting shaft.

[0027] Compared with the prior art, the beneficial effects of this utility model are:

[0028] 1. This utility model, through the arrangement of a support plate in the feeding trough, a lifting unit, and a transfer unit, enables the orderly feeding of the paper to be printed. The paper to be printed on the support plate is continuously fed one sheet at a time to the printing table. After transferring one sheet of paper, the lifting unit raises the support plate a certain distance so that the top sheet of paper on the support plate moves to the height of the transferred sheet. This ensures that the transfer unit moves to the same position from the feeding trough each time, making it easier to control and simplifying the feeding process. After printing, the transfer unit can further transfer the printed paper to the discharge port for discharge.

[0029] 2. In this utility model, when the unloading component is set up, the synchronous transfer unit transfers the loading component, so that the loading and unloading are carried out simultaneously, thereby saving the overall printing time and speeding up the printing efficiency.

[0030] 3. This utility model, through the setting of the feeding component, can transfer the printing paper on the printing table to the discharge port after printing is completed, and at the same time can prevent the paper from slipping off the sides of the printing table during the discharge transfer. Attached Figure Description

[0031] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0032] Figure 2 This is a schematic diagram of the overall structure of the present invention from another perspective;

[0033] Figure 3 This is a schematic diagram of the feeding component principle of this utility model.

[0034] Reference numerals in the attached drawings: 1-Machine body; 11-Discharge port; 2-Feeding trough; 3-Bearing plate; 4-Printing table; 41-Second suction cup; 5-Lifting unit; 51-Screw; 52-Rotating motor; 6-Transfer assembly; 61-First suction cup; 62-Moving frame; 63-Connecting block; 64-Power unit; 7-Support frame; 8-Rotating shaft; 9-Discharge assembly; 91-Gear; 92-Rack; 93-Tightening plate; 94-Electric telescopic rod; 95-Connecting shaft; 96-Collar ring. Detailed Implementation

[0035] 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.

[0036] Example 1

[0037] Please see Figure 1-2 This utility model provides a technical solution: a loading and unloading support mechanism for an inkjet printer, including a body 1, and further including:

[0038] The feeding trough 2 is located on one side of the machine body 1, and a support plate 3 for carrying the paper to be printed is slidably arranged on the feeding trough 2;

[0039] Printing table 4 is set inside the machine body 1 and is used to place the paper to be printed and print it through the printing equipment. The printing table 4 has a discharge port 11 on the side away from the feeding trough 2. The machine body 1 is provided with a transfer component 6 for transferring the paper to be printed from the carrier plate 3 to the printing table 4.

[0040] The lifting unit 5 is located on the feeding trough 2 and is used to lift the carrier plate 3 upward a certain distance after the transfer component 6 transfers a piece of printing paper.

[0041] The transfer component 6 includes:

[0042] The first suction cup 61 is located directly above the opening of the feeding trough 2;

[0043] A movable component, mounted on the machine body 1, is used to drive the first suction cup 61 to move laterally, so that the first suction cup 61 moves from the opening of the loading groove 2 to above the printing table 4.

[0044] Additionally, the moving part includes:

[0045] The movable frame 62 is fixedly mounted on the body 1;

[0046] The connecting block 63 is fixed at one end to the first suction cup 61, and the other end is slidably mounted on the movable frame 62.

[0047] The power unit 64 is mounted on the movable frame 62 and is used to drive the connecting block 63 to slide on the movable frame 62. The power unit 64 is connected to a threaded screw on the connection and works with a motor to drive the connecting block 63 to slide.

[0048] Meanwhile, the lifting unit 5 includes:

[0049] The screw 51 is threadedly connected to the bearing plate 3 in the vertical direction;

[0050] The rotating motor 52 is fixed at the bottom of the feeding trough 2 and is used to drive the screw 51 to rotate;

[0051] When the rotating motor 52 is working, it can drive the screw 51 to rotate, thereby driving the carrier plate 3 to move upward. After the transfer component 6 transfers a piece of paper, the rotating motor 52 drives the screw rod to rotate, causing the carrier plate 3 to move upward a certain distance, which is the thickness of the printed paper.

[0052] The printing table 4 is hollowed out, and a second suction cup 41 is provided below the hollowed-out part of the printing table 4. When the transfer component 6 transfers the paper to be printed onto it, it can be activated to make the paper to be printed adhere to the printing table 4 and prevent it from shifting position during the printing process.

[0053] Operation process: The transfer component 6 adsorbs and transfers the paper to be printed on the top of the carrier plate 3 to the printing table 4, and then fixes it by the second suction cup 41 for printing. The carrier plate 3 with one piece of paper to be printed is lifted a distance by the lifting unit 5 to wait for the next transfer. After the paper is printed on the printing table 4, it is transferred by the transfer component 6 to the discharge port 11 for unloading. Then the transfer component 6 moves to the carrier plate 3 for another loading operation.

[0054] Example 2

[0055] Please see Figure 1-3 The difference between this embodiment and embodiment one is that it provides another feeding method. Support frames 7 are provided on both sides of the printing table 4. The printing table 4 and the support frames 7 are rotatably connected by a rotating shaft 8. The two ends of the rotating shaft 8 pass through the support frames 7 and the printing table 4 and are provided with feeding components 9. The feeding components 9 are used to feed the printed paper on the printing table 4 to the discharge port 11 for discharge after the printing device finishes printing.

[0056] The feeding component 9 includes:

[0057] Two sets of gears 91 are coaxially fixed at both ends of the rotating shaft 8;

[0058] Two sets of racks 92 are respectively meshed with two sets of gears 91 and are slidably mounted on the support frame 7. The upper ends of the racks 92 extend to both sides of the printing table 4.

[0059] The hinge plate 93 is rotatably set on both sides of the printing table 4, with its lower end face abutting against the upper end of the rack 92;

[0060] The power unit is located between the support frame 7 and the printing table 4, and is used to drive the printing table 4 to rotate, so that the printing table 4 tilts towards the discharge port 11, thereby causing the printing paper on the printing table 4 to slide down to the discharge port 11 for discharge.

[0061] Finally, the power component includes an electric telescopic rod 94, which is rotatably mounted on the support frame 7 via a rotating plate. A connecting shaft 95 is fixedly mounted on the lower end of the printing table 4. A collar 96 is provided at the telescopic end of the electric telescopic rod 94, and the collar 96 is sleeved on the connecting shaft 95.

[0062] In actual operation, when the printing is completed, the electric telescopic rod 94 extends, which can drive the printing table 4 to rotate, thereby tilting the printing table 4. The paper on it will then slide to the discharge port 11. At the same time, when the printing table 4 rotates, it will drive the rotating shaft 8 to rotate, thereby rotating the gear 91 and causing the rack 92 to slide upward, thus pushing the opening plate 93 upward, so that the opening plate rotates from a horizontal state to a vertical state with the printing table 4. This prevents the paper from falling off the sides of the printing table 4 during the sliding process. Then, the opening plate 93 is reset to a horizontal state that is level with the printing table 4. This will prevent motion interference with the printing equipment when it moves to print.

[0063] Compared to Embodiment 1, where the transfer component 6 performs unloading after printing, this embodiment proposes a separate unloading method to avoid conflicts between unloading and loading. That is, after printing is completed, the unloading component 9 completes the unloading, at which point the transfer component 6 can return to the carrier plate 3 for the next loading, while the unloading component can perform synchronous loading. This can speed up the overall printing speed and save time, thus achieving better processing efficiency when printing a large number of sheets of paper.

[0064] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0065] 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. A loading and unloading support mechanism for an inkjet printer, comprising a body (1), characterized in that, Also includes: A feeding trough (2) is located on one side of the machine body (1), and a support plate (3) for carrying the paper to be printed is slidably provided on the feeding trough (2); The printing table (4) is located inside the machine body (1) and is used to place the paper to be printed and print it through the printing equipment. The printing table (4) has an outlet (11) on the side away from the feeding trough (2). The machine body (1) is provided with a transfer component (6) for transferring the paper with printing from the carrier plate (3) to the printing table (4) and the outlet (11). The lifting unit (5) is set on the feeding trough (2) and is used to lift the carrier plate (3) a certain distance after the transfer component (6) transfers a piece of printing paper.

2. The loading and unloading support mechanism for an inkjet printer according to claim 1, characterized in that, The transfer component (6) includes: The first suction cup (61) is located directly above the opening of the feeding trough (2); The movable part is set on the machine body (1) and is used to drive the first suction cup (61) to move laterally, so that the first suction cup (61) moves from the groove of the loading groove (2) to the top of the printing table (4).

3. The loading and unloading support mechanism for an inkjet printer according to claim 2, characterized in that, The movable component includes: A movable frame (62) is fixedly mounted on the body (1); The connecting block (63) is fixed at one end to the first suction cup (61) and slidably mounted on the movable frame (62) at the other end. The power unit (64) is mounted on the movable frame (62) and is used to drive the connecting block (63) to slide on the movable frame (62).

4. The loading and unloading support mechanism for an inkjet printer according to claim 1, characterized in that, The lifting unit (5) includes: The screw (51) and the bearing plate (3) are threaded together in the vertical direction; The rotating motor (52) is fixed at the bottom of the feeding trough (2) and is used to drive the screw (51) to rotate.

5. The loading and unloading support mechanism for an inkjet printer according to claim 1, characterized in that, The printing table (4) is hollowed out, and a second suction cup (41) is provided below the hollowed-out part of the printing table (4).

6. The loading and unloading support mechanism for an inkjet printer according to claim 5, characterized in that, The printing table (4) is provided with support frames (7) on both sides. The printing table (4) and the support frames (7) are rotatably connected by a rotating shaft (8). The two ends of the rotating shaft (8) pass through the support frame (7) and the printing table (4) and are provided with a feeding component (9). The feeding component (9) is used to feed the printed paper on the printing table (4) to the discharge port (11) for discharge after the printing equipment finishes printing.

7. The loading and unloading support mechanism for an inkjet printer according to claim 6, characterized in that, The feeding assembly (9) includes: Two sets of gears (91) are coaxially fixed at both ends of the rotating shaft (8); Two sets of racks (92) are respectively meshed with two sets of gears (91) and are slidably mounted on the support frame (7). The upper ends of the racks (92) extend to both sides of the printing table (4). The hinge plate (93) is rotatably set on both sides of the printing table (4), and its lower end face abuts against the upper end of the rack (92); The power component is located between the support frame (7) and the printing table (4) to drive the printing table (4) to rotate.

8. The loading and unloading support mechanism for an inkjet printer according to claim 7, characterized in that, The power component includes an electric telescopic rod (94), which is rotatably mounted on the support frame (7) via a rotating plate. A connecting shaft (95) is fixedly mounted at the lower end of the printing table (4). A collar (96) is provided at the telescopic end of the electric telescopic rod (94), and the collar (96) is sleeved on the connecting shaft (95).