Heated print bed lifting assembly and 3D printer

By designing a detachable heated bed lifting assembly in a 3D printer, the problem of needing to disassemble the entire base plate in existing technologies has been solved, enabling convenient disassembly and maintenance of the lead screw and improving maintenance efficiency.

WO2026153190A1PCT designated stage Publication Date: 2026-07-23SHENZHEN TUOZHU TECH CO LTD
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
SHENZHEN TUOZHU TECH CO LTD
Filing Date
2026-01-06
Publication Date
2026-07-23

AI Technical Summary

Technical Problem

The existing heated bed lifting components of 3D printers require the disassembly of the entire base plate or top structure during maintenance and replacement, which is inconvenient.

Method used

A heated bed lifting assembly was designed, in which a lead screw is detachably connected to a base plate via a mounting component. The mounting component and the moving component are located on opposite sides of the base plate. The rotation of the lead screw drives the moving component to move along the height direction, enabling convenient disassembly of the lead screw.

Benefits of technology

It simplifies the maintenance and replacement process, avoids disassembling the entire base plate, and is simple and convenient to operate.

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    Figure CN2026070925_23072026_PF_FP_ABST
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Abstract

The present application relates to the technical field of 3D printing, and especially to a heated print bed lifting assembly and a 3D printer. The heated print bed lifting assembly is used for a 3D printer. The 3D printer further comprises a heated print bed and a bottom plate. The heated print bed lifting assembly comprises a mounting member, a lead screw and a moving member, wherein the mounting member is configured to be detachably connected to the bottom plate, the lead screw is connected to the mounting member, the moving member is configured to be connected to the heated print bed, the lead screw rotates to drive the moving member to move in the direction of the height of the lead screw, and the moving member and the mounting member are located on two sides of the bottom plate, respectively. In the heated print bed lifting assembly in the present application, the lead screw is detachably mounted on the bottom plate by means of the mounting member, the mounting member can be directly detached from the bottom plate, the lead screw can be detached together with the mounting member, and thus the lead screw can be detached, thereby facilitating detachment and maintenance, preventing the entire bottom plate from being detached, and making the entire operation simple and convenient.
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